3988 lines
113 KiB
C++
3988 lines
113 KiB
C++
/*
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* Copyright 2011 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "libyuv/planar_functions.h"
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#include <string.h> // for memset()
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#include "libyuv/cpu_id.h"
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#ifdef HAVE_JPEG
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#include "libyuv/mjpeg_decoder.h"
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#endif
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#include "libyuv/row.h"
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#include "libyuv/scale_row.h" // for ScaleRowDown2
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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// Copy a plane of data
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LIBYUV_API
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void CopyPlane(const uint8_t* src_y,
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int src_stride_y,
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uint8_t* dst_y,
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int dst_stride_y,
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int width,
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int height) {
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int y;
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void (*CopyRow)(const uint8_t* src, uint8_t* dst, int width) = CopyRow_C;
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_y = dst_y + (height - 1) * dst_stride_y;
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dst_stride_y = -dst_stride_y;
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}
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// Coalesce rows.
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if (src_stride_y == width && dst_stride_y == width) {
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width *= height;
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height = 1;
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src_stride_y = dst_stride_y = 0;
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}
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// Nothing to do.
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if (src_y == dst_y && src_stride_y == dst_stride_y) {
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return;
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}
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#if defined(HAS_COPYROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
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CopyRow = IS_ALIGNED(width, 32) ? CopyRow_SSE2 : CopyRow_Any_SSE2;
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}
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#endif
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#if defined(HAS_COPYROW_AVX)
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if (TestCpuFlag(kCpuHasAVX)) {
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CopyRow = IS_ALIGNED(width, 64) ? CopyRow_AVX : CopyRow_Any_AVX;
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}
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#endif
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#if defined(HAS_COPYROW_ERMS)
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if (TestCpuFlag(kCpuHasERMS)) {
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CopyRow = CopyRow_ERMS;
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}
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#endif
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#if defined(HAS_COPYROW_NEON)
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if (TestCpuFlag(kCpuHasNEON)) {
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CopyRow = IS_ALIGNED(width, 32) ? CopyRow_NEON : CopyRow_Any_NEON;
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}
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#endif
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// Copy plane
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for (y = 0; y < height; ++y) {
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CopyRow(src_y, dst_y, width);
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src_y += src_stride_y;
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dst_y += dst_stride_y;
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}
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}
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// TODO(fbarchard): Consider support for negative height.
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// TODO(fbarchard): Consider stride measured in bytes.
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LIBYUV_API
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void CopyPlane_16(const uint16_t* src_y,
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int src_stride_y,
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uint16_t* dst_y,
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int dst_stride_y,
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int width,
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int height) {
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int y;
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void (*CopyRow)(const uint16_t* src, uint16_t* dst, int width) = CopyRow_16_C;
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// Coalesce rows.
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if (src_stride_y == width && dst_stride_y == width) {
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width *= height;
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height = 1;
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src_stride_y = dst_stride_y = 0;
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}
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#if defined(HAS_COPYROW_16_SSE2)
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if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32)) {
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CopyRow = CopyRow_16_SSE2;
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}
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#endif
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#if defined(HAS_COPYROW_16_ERMS)
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if (TestCpuFlag(kCpuHasERMS)) {
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CopyRow = CopyRow_16_ERMS;
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}
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#endif
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#if defined(HAS_COPYROW_16_NEON)
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if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 32)) {
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CopyRow = CopyRow_16_NEON;
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}
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#endif
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// Copy plane
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for (y = 0; y < height; ++y) {
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CopyRow(src_y, dst_y, width);
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src_y += src_stride_y;
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dst_y += dst_stride_y;
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}
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}
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// Convert a plane of 16 bit data to 8 bit
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LIBYUV_API
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void Convert16To8Plane(const uint16_t* src_y,
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int src_stride_y,
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uint8_t* dst_y,
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int dst_stride_y,
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int scale, // 16384 for 10 bits
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int width,
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int height) {
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int y;
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void (*Convert16To8Row)(const uint16_t* src_y, uint8_t* dst_y, int scale,
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int width) = Convert16To8Row_C;
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_y = dst_y + (height - 1) * dst_stride_y;
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dst_stride_y = -dst_stride_y;
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}
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// Coalesce rows.
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if (src_stride_y == width && dst_stride_y == width) {
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width *= height;
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height = 1;
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src_stride_y = dst_stride_y = 0;
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}
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#if defined(HAS_CONVERT16TO8ROW_SSSE3)
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if (TestCpuFlag(kCpuHasSSSE3)) {
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Convert16To8Row = Convert16To8Row_Any_SSSE3;
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if (IS_ALIGNED(width, 16)) {
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Convert16To8Row = Convert16To8Row_SSSE3;
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}
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}
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#endif
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#if defined(HAS_CONVERT16TO8ROW_AVX2)
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if (TestCpuFlag(kCpuHasAVX2)) {
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Convert16To8Row = Convert16To8Row_Any_AVX2;
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if (IS_ALIGNED(width, 32)) {
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Convert16To8Row = Convert16To8Row_AVX2;
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}
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}
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#endif
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// Convert plane
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for (y = 0; y < height; ++y) {
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Convert16To8Row(src_y, dst_y, scale, width);
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src_y += src_stride_y;
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dst_y += dst_stride_y;
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}
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}
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// Convert a plane of 8 bit data to 16 bit
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LIBYUV_API
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void Convert8To16Plane(const uint8_t* src_y,
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int src_stride_y,
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uint16_t* dst_y,
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int dst_stride_y,
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int scale, // 16384 for 10 bits
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int width,
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int height) {
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int y;
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void (*Convert8To16Row)(const uint8_t* src_y, uint16_t* dst_y, int scale,
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int width) = Convert8To16Row_C;
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_y = dst_y + (height - 1) * dst_stride_y;
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dst_stride_y = -dst_stride_y;
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}
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// Coalesce rows.
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if (src_stride_y == width && dst_stride_y == width) {
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width *= height;
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height = 1;
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src_stride_y = dst_stride_y = 0;
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}
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#if defined(HAS_CONVERT8TO16ROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
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Convert8To16Row = Convert8To16Row_Any_SSE2;
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if (IS_ALIGNED(width, 16)) {
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Convert8To16Row = Convert8To16Row_SSE2;
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}
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}
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#endif
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#if defined(HAS_CONVERT8TO16ROW_AVX2)
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if (TestCpuFlag(kCpuHasAVX2)) {
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Convert8To16Row = Convert8To16Row_Any_AVX2;
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if (IS_ALIGNED(width, 32)) {
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Convert8To16Row = Convert8To16Row_AVX2;
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}
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}
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#endif
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// Convert plane
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for (y = 0; y < height; ++y) {
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Convert8To16Row(src_y, dst_y, scale, width);
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src_y += src_stride_y;
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dst_y += dst_stride_y;
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}
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}
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// Copy I422.
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LIBYUV_API
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int I422Copy(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int halfwidth = (width + 1) >> 1;
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if (!src_u || !src_v || !dst_u || !dst_v || width <= 0 || height == 0) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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src_y = src_y + (height - 1) * src_stride_y;
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src_u = src_u + (height - 1) * src_stride_u;
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src_v = src_v + (height - 1) * src_stride_v;
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src_stride_y = -src_stride_y;
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src_stride_u = -src_stride_u;
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src_stride_v = -src_stride_v;
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}
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if (dst_y) {
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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}
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CopyPlane(src_u, src_stride_u, dst_u, dst_stride_u, halfwidth, height);
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CopyPlane(src_v, src_stride_v, dst_v, dst_stride_v, halfwidth, height);
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return 0;
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}
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// Copy I444.
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LIBYUV_API
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int I444Copy(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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if (!src_u || !src_v || !dst_u || !dst_v || width <= 0 || height == 0) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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src_y = src_y + (height - 1) * src_stride_y;
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src_u = src_u + (height - 1) * src_stride_u;
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src_v = src_v + (height - 1) * src_stride_v;
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src_stride_y = -src_stride_y;
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src_stride_u = -src_stride_u;
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src_stride_v = -src_stride_v;
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}
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if (dst_y) {
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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}
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CopyPlane(src_u, src_stride_u, dst_u, dst_stride_u, width, height);
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CopyPlane(src_v, src_stride_v, dst_v, dst_stride_v, width, height);
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return 0;
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}
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// Copy I400.
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LIBYUV_API
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int I400ToI400(const uint8_t* src_y,
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int src_stride_y,
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uint8_t* dst_y,
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int dst_stride_y,
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int width,
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int height) {
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if (!src_y || !dst_y || width <= 0 || height == 0) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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src_y = src_y + (height - 1) * src_stride_y;
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src_stride_y = -src_stride_y;
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}
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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return 0;
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}
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// Convert I420 to I400.
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LIBYUV_API
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int I420ToI400(const uint8_t* src_y,
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int src_stride_y,
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const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_y,
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int dst_stride_y,
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int width,
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int height) {
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(void)src_u;
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(void)src_stride_u;
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(void)src_v;
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(void)src_stride_v;
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if (!src_y || !dst_y || width <= 0 || height == 0) {
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return -1;
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}
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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src_y = src_y + (height - 1) * src_stride_y;
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src_stride_y = -src_stride_y;
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}
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CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
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return 0;
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}
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// Support function for NV12 etc UV channels.
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// Width and height are plane sizes (typically half pixel width).
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LIBYUV_API
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void SplitUVPlane(const uint8_t* src_uv,
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int src_stride_uv,
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uint8_t* dst_u,
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int dst_stride_u,
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uint8_t* dst_v,
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int dst_stride_v,
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int width,
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int height) {
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int y;
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void (*SplitUVRow)(const uint8_t* src_uv, uint8_t* dst_u, uint8_t* dst_v,
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int width) = SplitUVRow_C;
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_u = dst_u + (height - 1) * dst_stride_u;
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dst_v = dst_v + (height - 1) * dst_stride_v;
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dst_stride_u = -dst_stride_u;
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dst_stride_v = -dst_stride_v;
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}
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// Coalesce rows.
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if (src_stride_uv == width * 2 && dst_stride_u == width &&
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dst_stride_v == width) {
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width *= height;
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height = 1;
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src_stride_uv = dst_stride_u = dst_stride_v = 0;
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}
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#if defined(HAS_SPLITUVROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
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SplitUVRow = SplitUVRow_Any_SSE2;
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if (IS_ALIGNED(width, 16)) {
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SplitUVRow = SplitUVRow_SSE2;
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}
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}
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#endif
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#if defined(HAS_SPLITUVROW_AVX2)
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if (TestCpuFlag(kCpuHasAVX2)) {
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SplitUVRow = SplitUVRow_Any_AVX2;
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if (IS_ALIGNED(width, 32)) {
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SplitUVRow = SplitUVRow_AVX2;
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}
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}
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#endif
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#if defined(HAS_SPLITUVROW_NEON)
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if (TestCpuFlag(kCpuHasNEON)) {
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SplitUVRow = SplitUVRow_Any_NEON;
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if (IS_ALIGNED(width, 16)) {
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SplitUVRow = SplitUVRow_NEON;
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}
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}
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#endif
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#if defined(HAS_SPLITUVROW_MSA)
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if (TestCpuFlag(kCpuHasMSA)) {
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SplitUVRow = SplitUVRow_Any_MSA;
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if (IS_ALIGNED(width, 32)) {
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SplitUVRow = SplitUVRow_MSA;
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}
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}
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#endif
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#if defined(HAS_SPLITUVROW_MMI)
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if (TestCpuFlag(kCpuHasMMI)) {
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SplitUVRow = SplitUVRow_Any_MMI;
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if (IS_ALIGNED(width, 8)) {
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SplitUVRow = SplitUVRow_MMI;
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}
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}
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#endif
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for (y = 0; y < height; ++y) {
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// Copy a row of UV.
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SplitUVRow(src_uv, dst_u, dst_v, width);
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dst_u += dst_stride_u;
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dst_v += dst_stride_v;
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src_uv += src_stride_uv;
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}
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}
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LIBYUV_API
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void MergeUVPlane(const uint8_t* src_u,
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int src_stride_u,
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const uint8_t* src_v,
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int src_stride_v,
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uint8_t* dst_uv,
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int dst_stride_uv,
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int width,
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int height) {
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int y;
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void (*MergeUVRow)(const uint8_t* src_u, const uint8_t* src_v,
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uint8_t* dst_uv, int width) = MergeUVRow_C;
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// Negative height means invert the image.
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if (height < 0) {
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height = -height;
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dst_uv = dst_uv + (height - 1) * dst_stride_uv;
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dst_stride_uv = -dst_stride_uv;
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}
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// Coalesce rows.
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if (src_stride_u == width && src_stride_v == width &&
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dst_stride_uv == width * 2) {
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width *= height;
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height = 1;
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src_stride_u = src_stride_v = dst_stride_uv = 0;
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}
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#if defined(HAS_MERGEUVROW_SSE2)
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if (TestCpuFlag(kCpuHasSSE2)) {
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MergeUVRow = MergeUVRow_Any_SSE2;
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if (IS_ALIGNED(width, 16)) {
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MergeUVRow = MergeUVRow_SSE2;
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}
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}
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#endif
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#if defined(HAS_MERGEUVROW_AVX2)
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if (TestCpuFlag(kCpuHasAVX2)) {
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MergeUVRow = MergeUVRow_Any_AVX2;
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if (IS_ALIGNED(width, 32)) {
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MergeUVRow = MergeUVRow_AVX2;
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}
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}
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#endif
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#if defined(HAS_MERGEUVROW_NEON)
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if (TestCpuFlag(kCpuHasNEON)) {
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MergeUVRow = MergeUVRow_Any_NEON;
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if (IS_ALIGNED(width, 16)) {
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MergeUVRow = MergeUVRow_NEON;
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}
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}
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#endif
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#if defined(HAS_MERGEUVROW_MSA)
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if (TestCpuFlag(kCpuHasMSA)) {
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MergeUVRow = MergeUVRow_Any_MSA;
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if (IS_ALIGNED(width, 16)) {
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MergeUVRow = MergeUVRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGEUVROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
MergeUVRow = MergeUVRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
MergeUVRow = MergeUVRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
// Merge a row of U and V into a row of UV.
|
|
MergeUVRow(src_u, src_v, dst_uv, width);
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
dst_uv += dst_stride_uv;
|
|
}
|
|
}
|
|
|
|
// Swap U and V channels in interleaved UV plane.
|
|
LIBYUV_API
|
|
void SwapUVPlane(const uint8_t* src_uv,
|
|
int src_stride_uv,
|
|
uint8_t* dst_vu,
|
|
int dst_stride_vu,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*SwapUVRow)(const uint8_t* src_uv, uint8_t* dst_vu, int width) =
|
|
SwapUVRow_C;
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_uv = src_uv + (height - 1) * src_stride_uv;
|
|
src_stride_uv = -src_stride_uv;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_uv == width * 2 && dst_stride_vu == width * 2) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_uv = dst_stride_vu = 0;
|
|
}
|
|
|
|
#if defined(HAS_SWAPUVROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
SwapUVRow = SwapUVRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SwapUVRow = SwapUVRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SWAPUVROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
SwapUVRow = SwapUVRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SwapUVRow = SwapUVRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SWAPUVROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SwapUVRow = SwapUVRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SwapUVRow = SwapUVRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
SwapUVRow(src_uv, dst_vu, width);
|
|
src_uv += src_stride_uv;
|
|
dst_vu += dst_stride_vu;
|
|
}
|
|
}
|
|
|
|
// Convert NV21 to NV12.
|
|
LIBYUV_API
|
|
int NV21ToNV12(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_vu,
|
|
int src_stride_vu,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
int halfwidth = (width + 1) >> 1;
|
|
int halfheight = (height + 1) >> 1;
|
|
if (!src_vu || !dst_uv || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (dst_y) {
|
|
CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
|
|
}
|
|
SwapUVPlane(src_vu, src_stride_vu, dst_uv, dst_stride_uv, halfwidth,
|
|
halfheight);
|
|
return 0;
|
|
}
|
|
|
|
// Support function for NV12 etc RGB channels.
|
|
// Width and height are plane sizes (typically half pixel width).
|
|
LIBYUV_API
|
|
void SplitRGBPlane(const uint8_t* src_rgb,
|
|
int src_stride_rgb,
|
|
uint8_t* dst_r,
|
|
int dst_stride_r,
|
|
uint8_t* dst_g,
|
|
int dst_stride_g,
|
|
uint8_t* dst_b,
|
|
int dst_stride_b,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*SplitRGBRow)(const uint8_t* src_rgb, uint8_t* dst_r, uint8_t* dst_g,
|
|
uint8_t* dst_b, int width) = SplitRGBRow_C;
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_r = dst_r + (height - 1) * dst_stride_r;
|
|
dst_g = dst_g + (height - 1) * dst_stride_g;
|
|
dst_b = dst_b + (height - 1) * dst_stride_b;
|
|
dst_stride_r = -dst_stride_r;
|
|
dst_stride_g = -dst_stride_g;
|
|
dst_stride_b = -dst_stride_b;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_rgb == width * 3 && dst_stride_r == width &&
|
|
dst_stride_g == width && dst_stride_b == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_rgb = dst_stride_r = dst_stride_g = dst_stride_b = 0;
|
|
}
|
|
#if defined(HAS_SPLITRGBROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
SplitRGBRow = SplitRGBRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitRGBRow = SplitRGBRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITRGBROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SplitRGBRow = SplitRGBRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitRGBRow = SplitRGBRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITRGBROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SplitRGBRow = SplitRGBRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
SplitRGBRow = SplitRGBRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
// Copy a row of RGB.
|
|
SplitRGBRow(src_rgb, dst_r, dst_g, dst_b, width);
|
|
dst_r += dst_stride_r;
|
|
dst_g += dst_stride_g;
|
|
dst_b += dst_stride_b;
|
|
src_rgb += src_stride_rgb;
|
|
}
|
|
}
|
|
|
|
LIBYUV_API
|
|
void MergeRGBPlane(const uint8_t* src_r,
|
|
int src_stride_r,
|
|
const uint8_t* src_g,
|
|
int src_stride_g,
|
|
const uint8_t* src_b,
|
|
int src_stride_b,
|
|
uint8_t* dst_rgb,
|
|
int dst_stride_rgb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*MergeRGBRow)(const uint8_t* src_r, const uint8_t* src_g,
|
|
const uint8_t* src_b, uint8_t* dst_rgb, int width) =
|
|
MergeRGBRow_C;
|
|
// Coalesce rows.
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_rgb = dst_rgb + (height - 1) * dst_stride_rgb;
|
|
dst_stride_rgb = -dst_stride_rgb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_r == width && src_stride_g == width && src_stride_b == width &&
|
|
dst_stride_rgb == width * 3) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_r = src_stride_g = src_stride_b = dst_stride_rgb = 0;
|
|
}
|
|
#if defined(HAS_MERGERGBROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
MergeRGBRow = MergeRGBRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
MergeRGBRow = MergeRGBRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGERGBROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
MergeRGBRow = MergeRGBRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
MergeRGBRow = MergeRGBRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MERGERGBROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
MergeRGBRow = MergeRGBRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
MergeRGBRow = MergeRGBRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
// Merge a row of U and V into a row of RGB.
|
|
MergeRGBRow(src_r, src_g, src_b, dst_rgb, width);
|
|
src_r += src_stride_r;
|
|
src_g += src_stride_g;
|
|
src_b += src_stride_b;
|
|
dst_rgb += dst_stride_rgb;
|
|
}
|
|
}
|
|
|
|
// Mirror a plane of data.
|
|
void MirrorPlane(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*MirrorRow)(const uint8_t* src, uint8_t* dst, int width) = MirrorRow_C;
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_y = src_y + (height - 1) * src_stride_y;
|
|
src_stride_y = -src_stride_y;
|
|
}
|
|
#if defined(HAS_MIRRORROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
MirrorRow = MirrorRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
MirrorRow = MirrorRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MIRRORROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
MirrorRow = MirrorRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
MirrorRow = MirrorRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MIRRORROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
MirrorRow = MirrorRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
MirrorRow = MirrorRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MIRRORROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
MirrorRow = MirrorRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 64)) {
|
|
MirrorRow = MirrorRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_MIRRORROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
MirrorRow = MirrorRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
MirrorRow = MirrorRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Mirror plane
|
|
for (y = 0; y < height; ++y) {
|
|
MirrorRow(src_y, dst_y, width);
|
|
src_y += src_stride_y;
|
|
dst_y += dst_stride_y;
|
|
}
|
|
}
|
|
|
|
// Convert YUY2 to I422.
|
|
LIBYUV_API
|
|
int YUY2ToI422(const uint8_t* src_yuy2,
|
|
int src_stride_yuy2,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*YUY2ToUV422Row)(const uint8_t* src_yuy2, uint8_t* dst_u,
|
|
uint8_t* dst_v, int width) = YUY2ToUV422Row_C;
|
|
void (*YUY2ToYRow)(const uint8_t* src_yuy2, uint8_t* dst_y, int width) =
|
|
YUY2ToYRow_C;
|
|
if (!src_yuy2 || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
|
|
src_stride_yuy2 = -src_stride_yuy2;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_yuy2 == width * 2 && dst_stride_y == width &&
|
|
dst_stride_u * 2 == width && dst_stride_v * 2 == width &&
|
|
width * height <= 32768) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_yuy2 = dst_stride_y = dst_stride_u = dst_stride_v = 0;
|
|
}
|
|
#if defined(HAS_YUY2TOYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
YUY2ToUV422Row = YUY2ToUV422Row_Any_SSE2;
|
|
YUY2ToYRow = YUY2ToYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
YUY2ToUV422Row = YUY2ToUV422Row_SSE2;
|
|
YUY2ToYRow = YUY2ToYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
YUY2ToUV422Row = YUY2ToUV422Row_Any_AVX2;
|
|
YUY2ToYRow = YUY2ToYRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
YUY2ToUV422Row = YUY2ToUV422Row_AVX2;
|
|
YUY2ToYRow = YUY2ToYRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_NEON;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
YUY2ToYRow = YUY2ToYRow_NEON;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_MSA;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
YUY2ToYRow = YUY2ToYRow_MSA;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_MMI;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
YUY2ToYRow = YUY2ToYRow_MMI;
|
|
YUY2ToUV422Row = YUY2ToUV422Row_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
YUY2ToUV422Row(src_yuy2, dst_u, dst_v, width);
|
|
YUY2ToYRow(src_yuy2, dst_y, width);
|
|
src_yuy2 += src_stride_yuy2;
|
|
dst_y += dst_stride_y;
|
|
dst_u += dst_stride_u;
|
|
dst_v += dst_stride_v;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert UYVY to I422.
|
|
LIBYUV_API
|
|
int UYVYToI422(const uint8_t* src_uyvy,
|
|
int src_stride_uyvy,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*UYVYToUV422Row)(const uint8_t* src_uyvy, uint8_t* dst_u,
|
|
uint8_t* dst_v, int width) = UYVYToUV422Row_C;
|
|
void (*UYVYToYRow)(const uint8_t* src_uyvy, uint8_t* dst_y, int width) =
|
|
UYVYToYRow_C;
|
|
if (!src_uyvy || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
|
|
src_stride_uyvy = -src_stride_uyvy;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_uyvy == width * 2 && dst_stride_y == width &&
|
|
dst_stride_u * 2 == width && dst_stride_v * 2 == width &&
|
|
width * height <= 32768) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_uyvy = dst_stride_y = dst_stride_u = dst_stride_v = 0;
|
|
}
|
|
#if defined(HAS_UYVYTOYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
UYVYToUV422Row = UYVYToUV422Row_Any_SSE2;
|
|
UYVYToYRow = UYVYToYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
UYVYToUV422Row = UYVYToUV422Row_SSE2;
|
|
UYVYToYRow = UYVYToYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_UYVYTOYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
UYVYToUV422Row = UYVYToUV422Row_Any_AVX2;
|
|
UYVYToYRow = UYVYToYRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
UYVYToUV422Row = UYVYToUV422Row_AVX2;
|
|
UYVYToYRow = UYVYToYRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_UYVYTOYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
UYVYToYRow = UYVYToYRow_Any_NEON;
|
|
UYVYToUV422Row = UYVYToUV422Row_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
UYVYToYRow = UYVYToYRow_NEON;
|
|
UYVYToUV422Row = UYVYToUV422Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_UYVYTOYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
UYVYToYRow = UYVYToYRow_Any_MSA;
|
|
UYVYToUV422Row = UYVYToUV422Row_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
UYVYToYRow = UYVYToYRow_MSA;
|
|
UYVYToUV422Row = UYVYToUV422Row_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_UYVYTOYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
UYVYToYRow = UYVYToYRow_Any_MMI;
|
|
UYVYToUV422Row = UYVYToUV422Row_Any_MMI;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
UYVYToYRow = UYVYToYRow_MMI;
|
|
UYVYToUV422Row = UYVYToUV422Row_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
UYVYToUV422Row(src_uyvy, dst_u, dst_v, width);
|
|
UYVYToYRow(src_uyvy, dst_y, width);
|
|
src_uyvy += src_stride_uyvy;
|
|
dst_y += dst_stride_y;
|
|
dst_u += dst_stride_u;
|
|
dst_v += dst_stride_v;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert YUY2 to Y.
|
|
LIBYUV_API
|
|
int YUY2ToY(const uint8_t* src_yuy2,
|
|
int src_stride_yuy2,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*YUY2ToYRow)(const uint8_t* src_yuy2, uint8_t* dst_y, int width) =
|
|
YUY2ToYRow_C;
|
|
if (!src_yuy2 || !dst_y || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
|
|
src_stride_yuy2 = -src_stride_yuy2;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_yuy2 == width * 2 && dst_stride_y == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_yuy2 = dst_stride_y = 0;
|
|
}
|
|
#if defined(HAS_YUY2TOYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
YUY2ToYRow = YUY2ToYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
YUY2ToYRow = YUY2ToYRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
YUY2ToYRow = YUY2ToYRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
YUY2ToYRow = YUY2ToYRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_YUY2TOYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
YUY2ToYRow = YUY2ToYRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
YUY2ToYRow = YUY2ToYRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
YUY2ToYRow(src_yuy2, dst_y, width);
|
|
src_yuy2 += src_stride_yuy2;
|
|
dst_y += dst_stride_y;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Mirror I400 with optional flipping
|
|
LIBYUV_API
|
|
int I400Mirror(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height) {
|
|
if (!src_y || !dst_y || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_y = src_y + (height - 1) * src_stride_y;
|
|
src_stride_y = -src_stride_y;
|
|
}
|
|
|
|
MirrorPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
|
|
return 0;
|
|
}
|
|
|
|
// Mirror I420 with optional flipping
|
|
LIBYUV_API
|
|
int I420Mirror(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_u,
|
|
int src_stride_u,
|
|
const uint8_t* src_v,
|
|
int src_stride_v,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int width,
|
|
int height) {
|
|
int halfwidth = (width + 1) >> 1;
|
|
int halfheight = (height + 1) >> 1;
|
|
if (!src_y || !src_u || !src_v || !dst_y || !dst_u || !dst_v || width <= 0 ||
|
|
height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
halfheight = (height + 1) >> 1;
|
|
src_y = src_y + (height - 1) * src_stride_y;
|
|
src_u = src_u + (halfheight - 1) * src_stride_u;
|
|
src_v = src_v + (halfheight - 1) * src_stride_v;
|
|
src_stride_y = -src_stride_y;
|
|
src_stride_u = -src_stride_u;
|
|
src_stride_v = -src_stride_v;
|
|
}
|
|
|
|
if (dst_y) {
|
|
MirrorPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
|
|
}
|
|
MirrorPlane(src_u, src_stride_u, dst_u, dst_stride_u, halfwidth, halfheight);
|
|
MirrorPlane(src_v, src_stride_v, dst_v, dst_stride_v, halfwidth, halfheight);
|
|
return 0;
|
|
}
|
|
|
|
// ARGB mirror.
|
|
LIBYUV_API
|
|
int ARGBMirror(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBMirrorRow)(const uint8_t* src, uint8_t* dst, int width) =
|
|
ARGBMirrorRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
#if defined(HAS_ARGBMIRRORROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMIRRORROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMIRRORROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMIRRORROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMIRRORROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBMirrorRow = ARGBMirrorRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Mirror plane
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBMirrorRow(src_argb, dst_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Get a blender that optimized for the CPU and pixel count.
|
|
// As there are 6 blenders to choose from, the caller should try to use
|
|
// the same blend function for all pixels if possible.
|
|
LIBYUV_API
|
|
ARGBBlendRow GetARGBBlend() {
|
|
void (*ARGBBlendRow)(const uint8_t* src_argb, const uint8_t* src_argb1,
|
|
uint8_t* dst_argb, int width) = ARGBBlendRow_C;
|
|
#if defined(HAS_ARGBBLENDROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
ARGBBlendRow = ARGBBlendRow_SSSE3;
|
|
return ARGBBlendRow;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBBLENDROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBBlendRow = ARGBBlendRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBBLENDROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBBlendRow = ARGBBlendRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBBLENDROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBBlendRow = ARGBBlendRow_MMI;
|
|
}
|
|
#endif
|
|
return ARGBBlendRow;
|
|
}
|
|
|
|
// Alpha Blend 2 ARGB images and store to destination.
|
|
LIBYUV_API
|
|
int ARGBBlend(const uint8_t* src_argb0,
|
|
int src_stride_argb0,
|
|
const uint8_t* src_argb1,
|
|
int src_stride_argb1,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBBlendRow)(const uint8_t* src_argb, const uint8_t* src_argb1,
|
|
uint8_t* dst_argb, int width) = GetARGBBlend();
|
|
if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
|
|
dst_stride_argb = -dst_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb0 == width * 4 && src_stride_argb1 == width * 4 &&
|
|
dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
|
|
}
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBBlendRow(src_argb0, src_argb1, dst_argb, width);
|
|
src_argb0 += src_stride_argb0;
|
|
src_argb1 += src_stride_argb1;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Alpha Blend plane and store to destination.
|
|
LIBYUV_API
|
|
int BlendPlane(const uint8_t* src_y0,
|
|
int src_stride_y0,
|
|
const uint8_t* src_y1,
|
|
int src_stride_y1,
|
|
const uint8_t* alpha,
|
|
int alpha_stride,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*BlendPlaneRow)(const uint8_t* src0, const uint8_t* src1,
|
|
const uint8_t* alpha, uint8_t* dst, int width) =
|
|
BlendPlaneRow_C;
|
|
if (!src_y0 || !src_y1 || !alpha || !dst_y || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_y = dst_y + (height - 1) * dst_stride_y;
|
|
dst_stride_y = -dst_stride_y;
|
|
}
|
|
|
|
// Coalesce rows for Y plane.
|
|
if (src_stride_y0 == width && src_stride_y1 == width &&
|
|
alpha_stride == width && dst_stride_y == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_y0 = src_stride_y1 = alpha_stride = dst_stride_y = 0;
|
|
}
|
|
|
|
#if defined(HAS_BLENDPLANEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
BlendPlaneRow = BlendPlaneRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_BLENDPLANEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
BlendPlaneRow = BlendPlaneRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_BLENDPLANEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
BlendPlaneRow = BlendPlaneRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
BlendPlaneRow(src_y0, src_y1, alpha, dst_y, width);
|
|
src_y0 += src_stride_y0;
|
|
src_y1 += src_stride_y1;
|
|
alpha += alpha_stride;
|
|
dst_y += dst_stride_y;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#define MAXTWIDTH 2048
|
|
// Alpha Blend YUV images and store to destination.
|
|
LIBYUV_API
|
|
int I420Blend(const uint8_t* src_y0,
|
|
int src_stride_y0,
|
|
const uint8_t* src_u0,
|
|
int src_stride_u0,
|
|
const uint8_t* src_v0,
|
|
int src_stride_v0,
|
|
const uint8_t* src_y1,
|
|
int src_stride_y1,
|
|
const uint8_t* src_u1,
|
|
int src_stride_u1,
|
|
const uint8_t* src_v1,
|
|
int src_stride_v1,
|
|
const uint8_t* alpha,
|
|
int alpha_stride,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
// Half width/height for UV.
|
|
int halfwidth = (width + 1) >> 1;
|
|
void (*BlendPlaneRow)(const uint8_t* src0, const uint8_t* src1,
|
|
const uint8_t* alpha, uint8_t* dst, int width) =
|
|
BlendPlaneRow_C;
|
|
void (*ScaleRowDown2)(const uint8_t* src_ptr, ptrdiff_t src_stride,
|
|
uint8_t* dst_ptr, int dst_width) = ScaleRowDown2Box_C;
|
|
if (!src_y0 || !src_u0 || !src_v0 || !src_y1 || !src_u1 || !src_v1 ||
|
|
!alpha || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_y = dst_y + (height - 1) * dst_stride_y;
|
|
dst_stride_y = -dst_stride_y;
|
|
}
|
|
|
|
// Blend Y plane.
|
|
BlendPlane(src_y0, src_stride_y0, src_y1, src_stride_y1, alpha, alpha_stride,
|
|
dst_y, dst_stride_y, width, height);
|
|
|
|
#if defined(HAS_BLENDPLANEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_SSSE3;
|
|
if (IS_ALIGNED(halfwidth, 8)) {
|
|
BlendPlaneRow = BlendPlaneRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_BLENDPLANEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_AVX2;
|
|
if (IS_ALIGNED(halfwidth, 32)) {
|
|
BlendPlaneRow = BlendPlaneRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_BLENDPLANEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
BlendPlaneRow = BlendPlaneRow_Any_MMI;
|
|
if (IS_ALIGNED(halfwidth, 8)) {
|
|
BlendPlaneRow = BlendPlaneRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
if (!IS_ALIGNED(width, 2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Odd_C;
|
|
}
|
|
#if defined(HAS_SCALEROWDOWN2_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Odd_NEON;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Any_NEON;
|
|
if (IS_ALIGNED(halfwidth, 16)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_NEON;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SCALEROWDOWN2_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Odd_SSSE3;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Any_SSSE3;
|
|
if (IS_ALIGNED(halfwidth, 16)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_SSSE3;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SCALEROWDOWN2_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Odd_AVX2;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Any_AVX2;
|
|
if (IS_ALIGNED(halfwidth, 32)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_AVX2;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SCALEROWDOWN2_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Odd_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_Any_MMI;
|
|
if (IS_ALIGNED(halfwidth, 8)) {
|
|
ScaleRowDown2 = ScaleRowDown2Box_MMI;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Row buffer for intermediate alpha pixels.
|
|
align_buffer_64(halfalpha, halfwidth);
|
|
for (y = 0; y < height; y += 2) {
|
|
// last row of odd height image use 1 row of alpha instead of 2.
|
|
if (y == (height - 1)) {
|
|
alpha_stride = 0;
|
|
}
|
|
// Subsample 2 rows of UV to half width and half height.
|
|
ScaleRowDown2(alpha, alpha_stride, halfalpha, halfwidth);
|
|
alpha += alpha_stride * 2;
|
|
BlendPlaneRow(src_u0, src_u1, halfalpha, dst_u, halfwidth);
|
|
BlendPlaneRow(src_v0, src_v1, halfalpha, dst_v, halfwidth);
|
|
src_u0 += src_stride_u0;
|
|
src_u1 += src_stride_u1;
|
|
dst_u += dst_stride_u;
|
|
src_v0 += src_stride_v0;
|
|
src_v1 += src_stride_v1;
|
|
dst_v += dst_stride_v;
|
|
}
|
|
free_aligned_buffer_64(halfalpha);
|
|
return 0;
|
|
}
|
|
|
|
// Multiply 2 ARGB images and store to destination.
|
|
LIBYUV_API
|
|
int ARGBMultiply(const uint8_t* src_argb0,
|
|
int src_stride_argb0,
|
|
const uint8_t* src_argb1,
|
|
int src_stride_argb1,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBMultiplyRow)(const uint8_t* src0, const uint8_t* src1,
|
|
uint8_t* dst, int width) = ARGBMultiplyRow_C;
|
|
if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
|
|
dst_stride_argb = -dst_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb0 == width * 4 && src_stride_argb1 == width * 4 &&
|
|
dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBMULTIPLYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMULTIPLYROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMULTIPLYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMULTIPLYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBMULTIPLYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBMultiplyRow = ARGBMultiplyRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Multiply plane
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBMultiplyRow(src_argb0, src_argb1, dst_argb, width);
|
|
src_argb0 += src_stride_argb0;
|
|
src_argb1 += src_stride_argb1;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Add 2 ARGB images and store to destination.
|
|
LIBYUV_API
|
|
int ARGBAdd(const uint8_t* src_argb0,
|
|
int src_stride_argb0,
|
|
const uint8_t* src_argb1,
|
|
int src_stride_argb1,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBAddRow)(const uint8_t* src0, const uint8_t* src1, uint8_t* dst,
|
|
int width) = ARGBAddRow_C;
|
|
if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
|
|
dst_stride_argb = -dst_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb0 == width * 4 && src_stride_argb1 == width * 4 &&
|
|
dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBADDROW_SSE2) && (defined(_MSC_VER) && !defined(__clang__))
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBAddRow = ARGBAddRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBADDROW_SSE2) && !(defined(_MSC_VER) && !defined(__clang__))
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBAddRow = ARGBAddRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBAddRow = ARGBAddRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBADDROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBAddRow = ARGBAddRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAddRow = ARGBAddRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBADDROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBAddRow = ARGBAddRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAddRow = ARGBAddRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBADDROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBAddRow = ARGBAddRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAddRow = ARGBAddRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBADDROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBAddRow = ARGBAddRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBAddRow = ARGBAddRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Add plane
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBAddRow(src_argb0, src_argb1, dst_argb, width);
|
|
src_argb0 += src_stride_argb0;
|
|
src_argb1 += src_stride_argb1;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Subtract 2 ARGB images and store to destination.
|
|
LIBYUV_API
|
|
int ARGBSubtract(const uint8_t* src_argb0,
|
|
int src_stride_argb0,
|
|
const uint8_t* src_argb1,
|
|
int src_stride_argb1,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBSubtractRow)(const uint8_t* src0, const uint8_t* src1,
|
|
uint8_t* dst, int width) = ARGBSubtractRow_C;
|
|
if (!src_argb0 || !src_argb1 || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
|
|
dst_stride_argb = -dst_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb0 == width * 4 && src_stride_argb1 == width * 4 &&
|
|
dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb0 = src_stride_argb1 = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBSUBTRACTROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSUBTRACTROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSUBTRACTROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSUBTRACTROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSUBTRACTROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBSubtractRow = ARGBSubtractRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Subtract plane
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBSubtractRow(src_argb0, src_argb1, dst_argb, width);
|
|
src_argb0 += src_stride_argb0;
|
|
src_argb1 += src_stride_argb1;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
// Convert I422 to RGBA with matrix
|
|
static int I422ToRGBAMatrix(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_u,
|
|
int src_stride_u,
|
|
const uint8_t* src_v,
|
|
int src_stride_v,
|
|
uint8_t* dst_rgba,
|
|
int dst_stride_rgba,
|
|
const struct YuvConstants* yuvconstants,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*I422ToRGBARow)(const uint8_t* y_buf, const uint8_t* u_buf,
|
|
const uint8_t* v_buf, uint8_t* rgb_buf,
|
|
const struct YuvConstants* yuvconstants, int width) =
|
|
I422ToRGBARow_C;
|
|
if (!src_y || !src_u || !src_v || !dst_rgba || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_rgba = dst_rgba + (height - 1) * dst_stride_rgba;
|
|
dst_stride_rgba = -dst_stride_rgba;
|
|
}
|
|
#if defined(HAS_I422TORGBAROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
I422ToRGBARow = I422ToRGBARow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
I422ToRGBARow = I422ToRGBARow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TORGBAROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
I422ToRGBARow = I422ToRGBARow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
I422ToRGBARow = I422ToRGBARow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TORGBAROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
I422ToRGBARow = I422ToRGBARow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
I422ToRGBARow = I422ToRGBARow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TORGBAROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
I422ToRGBARow = I422ToRGBARow_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
I422ToRGBARow = I422ToRGBARow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_I422TORGBAROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
I422ToRGBARow = I422ToRGBARow_Any_MMI;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
I422ToRGBARow = I422ToRGBARow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
I422ToRGBARow(src_y, src_u, src_v, dst_rgba, yuvconstants, width);
|
|
dst_rgba += dst_stride_rgba;
|
|
src_y += src_stride_y;
|
|
src_u += src_stride_u;
|
|
src_v += src_stride_v;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert I422 to RGBA.
|
|
LIBYUV_API
|
|
int I422ToRGBA(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_u,
|
|
int src_stride_u,
|
|
const uint8_t* src_v,
|
|
int src_stride_v,
|
|
uint8_t* dst_rgba,
|
|
int dst_stride_rgba,
|
|
int width,
|
|
int height) {
|
|
return I422ToRGBAMatrix(src_y, src_stride_y, src_u, src_stride_u, src_v,
|
|
src_stride_v, dst_rgba, dst_stride_rgba,
|
|
&kYuvI601Constants, width, height);
|
|
}
|
|
|
|
// Convert I422 to BGRA.
|
|
LIBYUV_API
|
|
int I422ToBGRA(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_u,
|
|
int src_stride_u,
|
|
const uint8_t* src_v,
|
|
int src_stride_v,
|
|
uint8_t* dst_bgra,
|
|
int dst_stride_bgra,
|
|
int width,
|
|
int height) {
|
|
return I422ToRGBAMatrix(src_y, src_stride_y, src_v,
|
|
src_stride_v, // Swap U and V
|
|
src_u, src_stride_u, dst_bgra, dst_stride_bgra,
|
|
&kYvuI601Constants, // Use Yvu matrix
|
|
width, height);
|
|
}
|
|
|
|
// Convert NV12 to RGB565.
|
|
LIBYUV_API
|
|
int NV12ToRGB565(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
const uint8_t* src_uv,
|
|
int src_stride_uv,
|
|
uint8_t* dst_rgb565,
|
|
int dst_stride_rgb565,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*NV12ToRGB565Row)(
|
|
const uint8_t* y_buf, const uint8_t* uv_buf, uint8_t* rgb_buf,
|
|
const struct YuvConstants* yuvconstants, int width) = NV12ToRGB565Row_C;
|
|
if (!src_y || !src_uv || !dst_rgb565 || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_rgb565 = dst_rgb565 + (height - 1) * dst_stride_rgb565;
|
|
dst_stride_rgb565 = -dst_stride_rgb565;
|
|
}
|
|
#if defined(HAS_NV12TORGB565ROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_NV12TORGB565ROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_NV12TORGB565ROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_NV12TORGB565ROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_NV12TORGB565ROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_Any_MMI;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
NV12ToRGB565Row = NV12ToRGB565Row_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
NV12ToRGB565Row(src_y, src_uv, dst_rgb565, &kYuvI601Constants, width);
|
|
dst_rgb565 += dst_stride_rgb565;
|
|
src_y += src_stride_y;
|
|
if (y & 1) {
|
|
src_uv += src_stride_uv;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert RAW to RGB24.
|
|
LIBYUV_API
|
|
int RAWToRGB24(const uint8_t* src_raw,
|
|
int src_stride_raw,
|
|
uint8_t* dst_rgb24,
|
|
int dst_stride_rgb24,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*RAWToRGB24Row)(const uint8_t* src_rgb, uint8_t* dst_rgb24, int width) =
|
|
RAWToRGB24Row_C;
|
|
if (!src_raw || !dst_rgb24 || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_raw = src_raw + (height - 1) * src_stride_raw;
|
|
src_stride_raw = -src_stride_raw;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_raw == width * 3 && dst_stride_rgb24 == width * 3) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_raw = dst_stride_rgb24 = 0;
|
|
}
|
|
#if defined(HAS_RAWTORGB24ROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_RAWTORGB24ROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_RAWTORGB24ROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_Any_MSA;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_RAWTORGB24ROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_Any_MMI;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
RAWToRGB24Row = RAWToRGB24Row_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
RAWToRGB24Row(src_raw, dst_rgb24, width);
|
|
src_raw += src_stride_raw;
|
|
dst_rgb24 += dst_stride_rgb24;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
void SetPlane(uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height,
|
|
uint32_t value) {
|
|
int y;
|
|
void (*SetRow)(uint8_t * dst, uint8_t value, int width) = SetRow_C;
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_y = dst_y + (height - 1) * dst_stride_y;
|
|
dst_stride_y = -dst_stride_y;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_y == width) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_y = 0;
|
|
}
|
|
#if defined(HAS_SETROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SetRow = SetRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SetRow = SetRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SETROW_X86)
|
|
if (TestCpuFlag(kCpuHasX86)) {
|
|
SetRow = SetRow_Any_X86;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
SetRow = SetRow_X86;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SETROW_ERMS)
|
|
if (TestCpuFlag(kCpuHasERMS)) {
|
|
SetRow = SetRow_ERMS;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SETROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 16)) {
|
|
SetRow = SetRow_MSA;
|
|
}
|
|
#endif
|
|
|
|
// Set plane
|
|
for (y = 0; y < height; ++y) {
|
|
SetRow(dst_y, value, width);
|
|
dst_y += dst_stride_y;
|
|
}
|
|
}
|
|
|
|
// Draw a rectangle into I420
|
|
LIBYUV_API
|
|
int I420Rect(uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int x,
|
|
int y,
|
|
int width,
|
|
int height,
|
|
int value_y,
|
|
int value_u,
|
|
int value_v) {
|
|
int halfwidth = (width + 1) >> 1;
|
|
int halfheight = (height + 1) >> 1;
|
|
uint8_t* start_y = dst_y + y * dst_stride_y + x;
|
|
uint8_t* start_u = dst_u + (y / 2) * dst_stride_u + (x / 2);
|
|
uint8_t* start_v = dst_v + (y / 2) * dst_stride_v + (x / 2);
|
|
if (!dst_y || !dst_u || !dst_v || width <= 0 || height == 0 || x < 0 ||
|
|
y < 0 || value_y < 0 || value_y > 255 || value_u < 0 || value_u > 255 ||
|
|
value_v < 0 || value_v > 255) {
|
|
return -1;
|
|
}
|
|
|
|
SetPlane(start_y, dst_stride_y, width, height, value_y);
|
|
SetPlane(start_u, dst_stride_u, halfwidth, halfheight, value_u);
|
|
SetPlane(start_v, dst_stride_v, halfwidth, halfheight, value_v);
|
|
return 0;
|
|
}
|
|
|
|
// Draw a rectangle into ARGB
|
|
LIBYUV_API
|
|
int ARGBRect(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height,
|
|
uint32_t value) {
|
|
int y;
|
|
void (*ARGBSetRow)(uint8_t * dst_argb, uint32_t value, int width) =
|
|
ARGBSetRow_C;
|
|
if (!dst_argb || width <= 0 || height == 0 || dst_x < 0 || dst_y < 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
|
|
dst_stride_argb = -dst_stride_argb;
|
|
}
|
|
dst_argb += dst_y * dst_stride_argb + dst_x * 4;
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
|
|
#if defined(HAS_ARGBSETROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBSetRow = ARGBSetRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBSetRow = ARGBSetRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSETROW_X86)
|
|
if (TestCpuFlag(kCpuHasX86)) {
|
|
ARGBSetRow = ARGBSetRow_X86;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSETROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBSetRow = ARGBSetRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBSetRow = ARGBSetRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSETROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBSetRow = ARGBSetRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBSetRow = ARGBSetRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Set plane
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBSetRow(dst_argb, value, width);
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert unattentuated ARGB to preattenuated ARGB.
|
|
// An unattenutated ARGB alpha blend uses the formula
|
|
// p = a * f + (1 - a) * b
|
|
// where
|
|
// p is output pixel
|
|
// f is foreground pixel
|
|
// b is background pixel
|
|
// a is alpha value from foreground pixel
|
|
// An preattenutated ARGB alpha blend uses the formula
|
|
// p = f + (1 - a) * b
|
|
// where
|
|
// f is foreground pixel premultiplied by alpha
|
|
|
|
LIBYUV_API
|
|
int ARGBAttenuate(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBAttenuateRow)(const uint8_t* src_argb, uint8_t* dst_argb,
|
|
int width) = ARGBAttenuateRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBATTENUATEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBATTENUATEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBATTENUATEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBATTENUATEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBATTENUATEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBAttenuateRow = ARGBAttenuateRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBAttenuateRow(src_argb, dst_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert preattentuated ARGB to unattenuated ARGB.
|
|
LIBYUV_API
|
|
int ARGBUnattenuate(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBUnattenuateRow)(const uint8_t* src_argb, uint8_t* dst_argb,
|
|
int width) = ARGBUnattenuateRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBUNATTENUATEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBUnattenuateRow = ARGBUnattenuateRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBUnattenuateRow = ARGBUnattenuateRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBUNATTENUATEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBUnattenuateRow = ARGBUnattenuateRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBUnattenuateRow = ARGBUnattenuateRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
// TODO(fbarchard): Neon version.
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBUnattenuateRow(src_argb, dst_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert ARGB to Grayed ARGB.
|
|
LIBYUV_API
|
|
int ARGBGrayTo(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBGrayRow)(const uint8_t* src_argb, uint8_t* dst_argb, int width) =
|
|
ARGBGrayRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBGRAYROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_SSSE3;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI) && IS_ALIGNED(width, 2)) {
|
|
ARGBGrayRow = ARGBGrayRow_MMI;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBGrayRow(src_argb, dst_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Make a rectangle of ARGB gray scale.
|
|
LIBYUV_API
|
|
int ARGBGray(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBGrayRow)(const uint8_t* src_argb, uint8_t* dst_argb, int width) =
|
|
ARGBGrayRow_C;
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0) {
|
|
return -1;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBGRAYROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_SSSE3;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 8)) {
|
|
ARGBGrayRow = ARGBGrayRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBGRAYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI) && IS_ALIGNED(width, 2)) {
|
|
ARGBGrayRow = ARGBGrayRow_MMI;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBGrayRow(dst, dst, width);
|
|
dst += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Make a rectangle of ARGB Sepia tone.
|
|
LIBYUV_API
|
|
int ARGBSepia(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBSepiaRow)(uint8_t * dst_argb, int width) = ARGBSepiaRow_C;
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0) {
|
|
return -1;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBSEPIAROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8)) {
|
|
ARGBSepiaRow = ARGBSepiaRow_SSSE3;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSEPIAROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBSepiaRow = ARGBSepiaRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSEPIAROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 8)) {
|
|
ARGBSepiaRow = ARGBSepiaRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSEPIAROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI) && IS_ALIGNED(width, 2)) {
|
|
ARGBSepiaRow = ARGBSepiaRow_MMI;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBSepiaRow(dst, width);
|
|
dst += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Apply a 4x4 matrix to each ARGB pixel.
|
|
// Note: Normally for shading, but can be used to swizzle or invert.
|
|
LIBYUV_API
|
|
int ARGBColorMatrix(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const int8_t* matrix_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBColorMatrixRow)(const uint8_t* src_argb, uint8_t* dst_argb,
|
|
const int8_t* matrix_argb, int width) =
|
|
ARGBColorMatrixRow_C;
|
|
if (!src_argb || !dst_argb || !matrix_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBCOLORMATRIXROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 8)) {
|
|
ARGBColorMatrixRow = ARGBColorMatrixRow_SSSE3;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOLORMATRIXROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBColorMatrixRow = ARGBColorMatrixRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOLORMATRIXROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 8)) {
|
|
ARGBColorMatrixRow = ARGBColorMatrixRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOLORMATRIXROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI) && IS_ALIGNED(width, 2)) {
|
|
ARGBColorMatrixRow = ARGBColorMatrixRow_MMI;
|
|
}
|
|
#endif
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBColorMatrixRow(src_argb, dst_argb, matrix_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Apply a 4x3 matrix to each ARGB pixel.
|
|
// Deprecated.
|
|
LIBYUV_API
|
|
int RGBColorMatrix(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const int8_t* matrix_rgb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
SIMD_ALIGNED(int8_t matrix_argb[16]);
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || !matrix_rgb || width <= 0 || height <= 0 || dst_x < 0 ||
|
|
dst_y < 0) {
|
|
return -1;
|
|
}
|
|
|
|
// Convert 4x3 7 bit matrix to 4x4 6 bit matrix.
|
|
matrix_argb[0] = matrix_rgb[0] / 2;
|
|
matrix_argb[1] = matrix_rgb[1] / 2;
|
|
matrix_argb[2] = matrix_rgb[2] / 2;
|
|
matrix_argb[3] = matrix_rgb[3] / 2;
|
|
matrix_argb[4] = matrix_rgb[4] / 2;
|
|
matrix_argb[5] = matrix_rgb[5] / 2;
|
|
matrix_argb[6] = matrix_rgb[6] / 2;
|
|
matrix_argb[7] = matrix_rgb[7] / 2;
|
|
matrix_argb[8] = matrix_rgb[8] / 2;
|
|
matrix_argb[9] = matrix_rgb[9] / 2;
|
|
matrix_argb[10] = matrix_rgb[10] / 2;
|
|
matrix_argb[11] = matrix_rgb[11] / 2;
|
|
matrix_argb[14] = matrix_argb[13] = matrix_argb[12] = 0;
|
|
matrix_argb[15] = 64; // 1.0
|
|
|
|
return ARGBColorMatrix((const uint8_t*)(dst), dst_stride_argb, dst,
|
|
dst_stride_argb, &matrix_argb[0], width, height);
|
|
}
|
|
|
|
// Apply a color table each ARGB pixel.
|
|
// Table contains 256 ARGB values.
|
|
LIBYUV_API
|
|
int ARGBColorTable(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const uint8_t* table_argb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBColorTableRow)(uint8_t * dst_argb, const uint8_t* table_argb,
|
|
int width) = ARGBColorTableRow_C;
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || !table_argb || width <= 0 || height <= 0 || dst_x < 0 ||
|
|
dst_y < 0) {
|
|
return -1;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBCOLORTABLEROW_X86)
|
|
if (TestCpuFlag(kCpuHasX86)) {
|
|
ARGBColorTableRow = ARGBColorTableRow_X86;
|
|
}
|
|
#endif
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBColorTableRow(dst, table_argb, width);
|
|
dst += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Apply a color table each ARGB pixel but preserve destination alpha.
|
|
// Table contains 256 ARGB values.
|
|
LIBYUV_API
|
|
int RGBColorTable(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const uint8_t* table_argb,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*RGBColorTableRow)(uint8_t * dst_argb, const uint8_t* table_argb,
|
|
int width) = RGBColorTableRow_C;
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || !table_argb || width <= 0 || height <= 0 || dst_x < 0 ||
|
|
dst_y < 0) {
|
|
return -1;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_RGBCOLORTABLEROW_X86)
|
|
if (TestCpuFlag(kCpuHasX86)) {
|
|
RGBColorTableRow = RGBColorTableRow_X86;
|
|
}
|
|
#endif
|
|
for (y = 0; y < height; ++y) {
|
|
RGBColorTableRow(dst, table_argb, width);
|
|
dst += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// ARGBQuantize is used to posterize art.
|
|
// e.g. rgb / qvalue * qvalue + qvalue / 2
|
|
// But the low levels implement efficiently with 3 parameters, and could be
|
|
// used for other high level operations.
|
|
// dst_argb[0] = (b * scale >> 16) * interval_size + interval_offset;
|
|
// where scale is 1 / interval_size as a fixed point value.
|
|
// The divide is replaces with a multiply by reciprocal fixed point multiply.
|
|
// Caveat - although SSE2 saturates, the C function does not and should be used
|
|
// with care if doing anything but quantization.
|
|
LIBYUV_API
|
|
int ARGBQuantize(uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int scale,
|
|
int interval_size,
|
|
int interval_offset,
|
|
int dst_x,
|
|
int dst_y,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBQuantizeRow)(uint8_t * dst_argb, int scale, int interval_size,
|
|
int interval_offset, int width) = ARGBQuantizeRow_C;
|
|
uint8_t* dst = dst_argb + dst_y * dst_stride_argb + dst_x * 4;
|
|
if (!dst_argb || width <= 0 || height <= 0 || dst_x < 0 || dst_y < 0 ||
|
|
interval_size < 1 || interval_size > 255) {
|
|
return -1;
|
|
}
|
|
// Coalesce rows.
|
|
if (dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBQUANTIZEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 4)) {
|
|
ARGBQuantizeRow = ARGBQuantizeRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBQUANTIZEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBQuantizeRow = ARGBQuantizeRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBQUANTIZEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 8)) {
|
|
ARGBQuantizeRow = ARGBQuantizeRow_MSA;
|
|
}
|
|
#endif
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBQuantizeRow(dst, scale, interval_size, interval_offset, width);
|
|
dst += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Computes table of cumulative sum for image where the value is the sum
|
|
// of all values above and to the left of the entry. Used by ARGBBlur.
|
|
LIBYUV_API
|
|
int ARGBComputeCumulativeSum(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
int32_t* dst_cumsum,
|
|
int dst_stride32_cumsum,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ComputeCumulativeSumRow)(const uint8_t* row, int32_t* cumsum,
|
|
const int32_t* previous_cumsum, int width) =
|
|
ComputeCumulativeSumRow_C;
|
|
int32_t* previous_cumsum = dst_cumsum;
|
|
if (!dst_cumsum || !src_argb || width <= 0 || height <= 0) {
|
|
return -1;
|
|
}
|
|
#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ComputeCumulativeSumRow = ComputeCumulativeSumRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ComputeCumulativeSumRow = ComputeCumulativeSumRow_MMI;
|
|
}
|
|
#endif
|
|
|
|
memset(dst_cumsum, 0, width * sizeof(dst_cumsum[0]) * 4); // 4 int per pixel.
|
|
for (y = 0; y < height; ++y) {
|
|
ComputeCumulativeSumRow(src_argb, dst_cumsum, previous_cumsum, width);
|
|
previous_cumsum = dst_cumsum;
|
|
dst_cumsum += dst_stride32_cumsum;
|
|
src_argb += src_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Blur ARGB image.
|
|
// Caller should allocate CumulativeSum table of width * height * 16 bytes
|
|
// aligned to 16 byte boundary. height can be radius * 2 + 2 to save memory
|
|
// as the buffer is treated as circular.
|
|
LIBYUV_API
|
|
int ARGBBlur(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int32_t* dst_cumsum,
|
|
int dst_stride32_cumsum,
|
|
int width,
|
|
int height,
|
|
int radius) {
|
|
int y;
|
|
void (*ComputeCumulativeSumRow)(const uint8_t* row, int32_t* cumsum,
|
|
const int32_t* previous_cumsum, int width) =
|
|
ComputeCumulativeSumRow_C;
|
|
void (*CumulativeSumToAverageRow)(
|
|
const int32_t* topleft, const int32_t* botleft, int width, int area,
|
|
uint8_t* dst, int count) = CumulativeSumToAverageRow_C;
|
|
int32_t* cumsum_bot_row;
|
|
int32_t* max_cumsum_bot_row;
|
|
int32_t* cumsum_top_row;
|
|
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
if (radius > height) {
|
|
radius = height;
|
|
}
|
|
if (radius > (width / 2 - 1)) {
|
|
radius = width / 2 - 1;
|
|
}
|
|
if (radius <= 0) {
|
|
return -1;
|
|
}
|
|
#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ComputeCumulativeSumRow = ComputeCumulativeSumRow_SSE2;
|
|
CumulativeSumToAverageRow = CumulativeSumToAverageRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_CUMULATIVESUMTOAVERAGEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ComputeCumulativeSumRow = ComputeCumulativeSumRow_MMI;
|
|
}
|
|
#endif
|
|
// Compute enough CumulativeSum for first row to be blurred. After this
|
|
// one row of CumulativeSum is updated at a time.
|
|
ARGBComputeCumulativeSum(src_argb, src_stride_argb, dst_cumsum,
|
|
dst_stride32_cumsum, width, radius);
|
|
|
|
src_argb = src_argb + radius * src_stride_argb;
|
|
cumsum_bot_row = &dst_cumsum[(radius - 1) * dst_stride32_cumsum];
|
|
|
|
max_cumsum_bot_row = &dst_cumsum[(radius * 2 + 2) * dst_stride32_cumsum];
|
|
cumsum_top_row = &dst_cumsum[0];
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
int top_y = ((y - radius - 1) >= 0) ? (y - radius - 1) : 0;
|
|
int bot_y = ((y + radius) < height) ? (y + radius) : (height - 1);
|
|
int area = radius * (bot_y - top_y);
|
|
int boxwidth = radius * 4;
|
|
int x;
|
|
int n;
|
|
|
|
// Increment cumsum_top_row pointer with circular buffer wrap around.
|
|
if (top_y) {
|
|
cumsum_top_row += dst_stride32_cumsum;
|
|
if (cumsum_top_row >= max_cumsum_bot_row) {
|
|
cumsum_top_row = dst_cumsum;
|
|
}
|
|
}
|
|
// Increment cumsum_bot_row pointer with circular buffer wrap around and
|
|
// then fill in a row of CumulativeSum.
|
|
if ((y + radius) < height) {
|
|
const int32_t* prev_cumsum_bot_row = cumsum_bot_row;
|
|
cumsum_bot_row += dst_stride32_cumsum;
|
|
if (cumsum_bot_row >= max_cumsum_bot_row) {
|
|
cumsum_bot_row = dst_cumsum;
|
|
}
|
|
ComputeCumulativeSumRow(src_argb, cumsum_bot_row, prev_cumsum_bot_row,
|
|
width);
|
|
src_argb += src_stride_argb;
|
|
}
|
|
|
|
// Left clipped.
|
|
for (x = 0; x < radius + 1; ++x) {
|
|
CumulativeSumToAverageRow(cumsum_top_row, cumsum_bot_row, boxwidth, area,
|
|
&dst_argb[x * 4], 1);
|
|
area += (bot_y - top_y);
|
|
boxwidth += 4;
|
|
}
|
|
|
|
// Middle unclipped.
|
|
n = (width - 1) - radius - x + 1;
|
|
CumulativeSumToAverageRow(cumsum_top_row, cumsum_bot_row, boxwidth, area,
|
|
&dst_argb[x * 4], n);
|
|
|
|
// Right clipped.
|
|
for (x += n; x <= width - 1; ++x) {
|
|
area -= (bot_y - top_y);
|
|
boxwidth -= 4;
|
|
CumulativeSumToAverageRow(cumsum_top_row + (x - radius - 1) * 4,
|
|
cumsum_bot_row + (x - radius - 1) * 4, boxwidth,
|
|
area, &dst_argb[x * 4], 1);
|
|
}
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Multiply ARGB image by a specified ARGB value.
|
|
LIBYUV_API
|
|
int ARGBShade(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height,
|
|
uint32_t value) {
|
|
int y;
|
|
void (*ARGBShadeRow)(const uint8_t* src_argb, uint8_t* dst_argb, int width,
|
|
uint32_t value) = ARGBShadeRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0 || value == 0u) {
|
|
return -1;
|
|
}
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBSHADEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 4)) {
|
|
ARGBShadeRow = ARGBShadeRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHADEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(width, 8)) {
|
|
ARGBShadeRow = ARGBShadeRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHADEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA) && IS_ALIGNED(width, 4)) {
|
|
ARGBShadeRow = ARGBShadeRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHADEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI) && IS_ALIGNED(width, 2)) {
|
|
ARGBShadeRow = ARGBShadeRow_MMI;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBShadeRow(src_argb, dst_argb, width, value);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Interpolate 2 planes by specified amount (0 to 255).
|
|
LIBYUV_API
|
|
int InterpolatePlane(const uint8_t* src0,
|
|
int src_stride0,
|
|
const uint8_t* src1,
|
|
int src_stride1,
|
|
uint8_t* dst,
|
|
int dst_stride,
|
|
int width,
|
|
int height,
|
|
int interpolation) {
|
|
int y;
|
|
void (*InterpolateRow)(uint8_t * dst_ptr, const uint8_t* src_ptr,
|
|
ptrdiff_t src_stride, int dst_width,
|
|
int source_y_fraction) = InterpolateRow_C;
|
|
if (!src0 || !src1 || !dst || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
dst = dst + (height - 1) * dst_stride;
|
|
dst_stride = -dst_stride;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride0 == width && src_stride1 == width && dst_stride == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride0 = src_stride1 = dst_stride = 0;
|
|
}
|
|
#if defined(HAS_INTERPOLATEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
InterpolateRow = InterpolateRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
InterpolateRow = InterpolateRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
InterpolateRow = InterpolateRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
InterpolateRow = InterpolateRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
InterpolateRow = InterpolateRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
InterpolateRow = InterpolateRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
InterpolateRow(dst, src0, src1 - src0, width, interpolation);
|
|
src0 += src_stride0;
|
|
src1 += src_stride1;
|
|
dst += dst_stride;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Interpolate 2 ARGB images by specified amount (0 to 255).
|
|
LIBYUV_API
|
|
int ARGBInterpolate(const uint8_t* src_argb0,
|
|
int src_stride_argb0,
|
|
const uint8_t* src_argb1,
|
|
int src_stride_argb1,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height,
|
|
int interpolation) {
|
|
return InterpolatePlane(src_argb0, src_stride_argb0, src_argb1,
|
|
src_stride_argb1, dst_argb, dst_stride_argb,
|
|
width * 4, height, interpolation);
|
|
}
|
|
|
|
// Interpolate 2 YUV images by specified amount (0 to 255).
|
|
LIBYUV_API
|
|
int I420Interpolate(const uint8_t* src0_y,
|
|
int src0_stride_y,
|
|
const uint8_t* src0_u,
|
|
int src0_stride_u,
|
|
const uint8_t* src0_v,
|
|
int src0_stride_v,
|
|
const uint8_t* src1_y,
|
|
int src1_stride_y,
|
|
const uint8_t* src1_u,
|
|
int src1_stride_u,
|
|
const uint8_t* src1_v,
|
|
int src1_stride_v,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_u,
|
|
int dst_stride_u,
|
|
uint8_t* dst_v,
|
|
int dst_stride_v,
|
|
int width,
|
|
int height,
|
|
int interpolation) {
|
|
int halfwidth = (width + 1) >> 1;
|
|
int halfheight = (height + 1) >> 1;
|
|
if (!src0_y || !src0_u || !src0_v || !src1_y || !src1_u || !src1_v ||
|
|
!dst_y || !dst_u || !dst_v || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
InterpolatePlane(src0_y, src0_stride_y, src1_y, src1_stride_y, dst_y,
|
|
dst_stride_y, width, height, interpolation);
|
|
InterpolatePlane(src0_u, src0_stride_u, src1_u, src1_stride_u, dst_u,
|
|
dst_stride_u, halfwidth, halfheight, interpolation);
|
|
InterpolatePlane(src0_v, src0_stride_v, src1_v, src1_stride_v, dst_v,
|
|
dst_stride_v, halfwidth, halfheight, interpolation);
|
|
return 0;
|
|
}
|
|
|
|
// Shuffle ARGB channel order. e.g. BGRA to ARGB.
|
|
LIBYUV_API
|
|
int ARGBShuffle(const uint8_t* src_bgra,
|
|
int src_stride_bgra,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const uint8_t* shuffler,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBShuffleRow)(const uint8_t* src_bgra, uint8_t* dst_argb,
|
|
const uint8_t* shuffler, int width) = ARGBShuffleRow_C;
|
|
if (!src_bgra || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_bgra = src_bgra + (height - 1) * src_stride_bgra;
|
|
src_stride_bgra = -src_stride_bgra;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_bgra == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_bgra = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBSHUFFLEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHUFFLEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHUFFLEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 4)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHUFFLEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBSHUFFLEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBShuffleRow = ARGBShuffleRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBShuffleRow(src_bgra, dst_argb, shuffler, width);
|
|
src_bgra += src_stride_bgra;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Sobel ARGB effect.
|
|
static int ARGBSobelize(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height,
|
|
void (*SobelRow)(const uint8_t* src_sobelx,
|
|
const uint8_t* src_sobely,
|
|
uint8_t* dst,
|
|
int width)) {
|
|
int y;
|
|
void (*ARGBToYJRow)(const uint8_t* src_argb, uint8_t* dst_g, int width) =
|
|
ARGBToYJRow_C;
|
|
void (*SobelYRow)(const uint8_t* src_y0, const uint8_t* src_y1,
|
|
uint8_t* dst_sobely, int width) = SobelYRow_C;
|
|
void (*SobelXRow)(const uint8_t* src_y0, const uint8_t* src_y1,
|
|
const uint8_t* src_y2, uint8_t* dst_sobely, int width) =
|
|
SobelXRow_C;
|
|
const int kEdge = 16; // Extra pixels at start of row for extrude/align.
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
|
|
#if defined(HAS_ARGBTOYJROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
ARGBToYJRow = ARGBToYJRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBToYJRow = ARGBToYJRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBTOYJROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBToYJRow = ARGBToYJRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
ARGBToYJRow = ARGBToYJRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBTOYJROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBToYJRow = ARGBToYJRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBToYJRow = ARGBToYJRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBTOYJROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBToYJRow = ARGBToYJRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBToYJRow = ARGBToYJRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBTOYJROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBToYJRow = ARGBToYJRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBToYJRow = ARGBToYJRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(HAS_SOBELYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SobelYRow = SobelYRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SobelYRow = SobelYRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SobelYRow = SobelYRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SobelYRow = SobelYRow_MMI;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SobelXRow = SobelXRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SobelXRow = SobelXRow_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SobelXRow = SobelXRow_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SobelXRow = SobelXRow_MMI;
|
|
}
|
|
#endif
|
|
{
|
|
// 3 rows with edges before/after.
|
|
const int kRowSize = (width + kEdge + 31) & ~31;
|
|
align_buffer_64(rows, kRowSize * 2 + (kEdge + kRowSize * 3 + kEdge));
|
|
uint8_t* row_sobelx = rows;
|
|
uint8_t* row_sobely = rows + kRowSize;
|
|
uint8_t* row_y = rows + kRowSize * 2;
|
|
|
|
// Convert first row.
|
|
uint8_t* row_y0 = row_y + kEdge;
|
|
uint8_t* row_y1 = row_y0 + kRowSize;
|
|
uint8_t* row_y2 = row_y1 + kRowSize;
|
|
ARGBToYJRow(src_argb, row_y0, width);
|
|
row_y0[-1] = row_y0[0];
|
|
memset(row_y0 + width, row_y0[width - 1], 16); // Extrude 16 for valgrind.
|
|
ARGBToYJRow(src_argb, row_y1, width);
|
|
row_y1[-1] = row_y1[0];
|
|
memset(row_y1 + width, row_y1[width - 1], 16);
|
|
memset(row_y2 + width, 0, 16);
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
// Convert next row of ARGB to G.
|
|
if (y < (height - 1)) {
|
|
src_argb += src_stride_argb;
|
|
}
|
|
ARGBToYJRow(src_argb, row_y2, width);
|
|
row_y2[-1] = row_y2[0];
|
|
row_y2[width] = row_y2[width - 1];
|
|
|
|
SobelXRow(row_y0 - 1, row_y1 - 1, row_y2 - 1, row_sobelx, width);
|
|
SobelYRow(row_y0 - 1, row_y2 - 1, row_sobely, width);
|
|
SobelRow(row_sobelx, row_sobely, dst_argb, width);
|
|
|
|
// Cycle thru circular queue of 3 row_y buffers.
|
|
{
|
|
uint8_t* row_yt = row_y0;
|
|
row_y0 = row_y1;
|
|
row_y1 = row_y2;
|
|
row_y2 = row_yt;
|
|
}
|
|
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
free_aligned_buffer_64(rows);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Sobel ARGB effect.
|
|
LIBYUV_API
|
|
int ARGBSobel(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
void (*SobelRow)(const uint8_t* src_sobelx, const uint8_t* src_sobely,
|
|
uint8_t* dst_argb, int width) = SobelRow_C;
|
|
#if defined(HAS_SOBELROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SobelRow = SobelRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelRow = SobelRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SobelRow = SobelRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SobelRow = SobelRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SobelRow = SobelRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelRow = SobelRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SobelRow = SobelRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SobelRow = SobelRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
return ARGBSobelize(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
|
|
width, height, SobelRow);
|
|
}
|
|
|
|
// Sobel ARGB effect with planar output.
|
|
LIBYUV_API
|
|
int ARGBSobelToPlane(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
int width,
|
|
int height) {
|
|
void (*SobelToPlaneRow)(const uint8_t* src_sobelx, const uint8_t* src_sobely,
|
|
uint8_t* dst_, int width) = SobelToPlaneRow_C;
|
|
#if defined(HAS_SOBELTOPLANEROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELTOPLANEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELTOPLANEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELTOPLANEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SobelToPlaneRow = SobelToPlaneRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
return ARGBSobelize(src_argb, src_stride_argb, dst_y, dst_stride_y, width,
|
|
height, SobelToPlaneRow);
|
|
}
|
|
|
|
// SobelXY ARGB effect.
|
|
// Similar to Sobel, but also stores Sobel X in R and Sobel Y in B. G = Sobel.
|
|
LIBYUV_API
|
|
int ARGBSobelXY(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
void (*SobelXYRow)(const uint8_t* src_sobelx, const uint8_t* src_sobely,
|
|
uint8_t* dst_argb, int width) = SobelXYRow_C;
|
|
#if defined(HAS_SOBELXYROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SobelXYRow = SobelXYRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelXYRow = SobelXYRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXYROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SobelXYRow = SobelXYRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SobelXYRow = SobelXYRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXYROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SobelXYRow = SobelXYRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SobelXYRow = SobelXYRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SOBELXYROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SobelXYRow = SobelXYRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SobelXYRow = SobelXYRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
return ARGBSobelize(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
|
|
width, height, SobelXYRow);
|
|
}
|
|
|
|
// Apply a 4x4 polynomial to each ARGB pixel.
|
|
LIBYUV_API
|
|
int ARGBPolynomial(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const float* poly,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBPolynomialRow)(const uint8_t* src_argb, uint8_t* dst_argb,
|
|
const float* poly, int width) = ARGBPolynomialRow_C;
|
|
if (!src_argb || !dst_argb || !poly || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBPOLYNOMIALROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 2)) {
|
|
ARGBPolynomialRow = ARGBPolynomialRow_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBPOLYNOMIALROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2) && TestCpuFlag(kCpuHasFMA3) &&
|
|
IS_ALIGNED(width, 2)) {
|
|
ARGBPolynomialRow = ARGBPolynomialRow_AVX2;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBPolynomialRow(src_argb, dst_argb, poly, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert plane of 16 bit shorts to half floats.
|
|
// Source values are multiplied by scale before storing as half float.
|
|
LIBYUV_API
|
|
int HalfFloatPlane(const uint16_t* src_y,
|
|
int src_stride_y,
|
|
uint16_t* dst_y,
|
|
int dst_stride_y,
|
|
float scale,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*HalfFloatRow)(const uint16_t* src, uint16_t* dst, float scale,
|
|
int width) = HalfFloatRow_C;
|
|
if (!src_y || !dst_y || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
src_stride_y >>= 1;
|
|
dst_stride_y >>= 1;
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_y = src_y + (height - 1) * src_stride_y;
|
|
src_stride_y = -src_stride_y;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_y == width && dst_stride_y == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_y = dst_stride_y = 0;
|
|
}
|
|
#if defined(HAS_HALFFLOATROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
HalfFloatRow = HalfFloatRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
HalfFloatRow = HalfFloatRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_HALFFLOATROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
HalfFloatRow = HalfFloatRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
HalfFloatRow = HalfFloatRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_HALFFLOATROW_F16C)
|
|
if (TestCpuFlag(kCpuHasAVX2) && TestCpuFlag(kCpuHasF16C)) {
|
|
HalfFloatRow =
|
|
(scale == 1.0f) ? HalfFloat1Row_Any_F16C : HalfFloatRow_Any_F16C;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
HalfFloatRow = (scale == 1.0f) ? HalfFloat1Row_F16C : HalfFloatRow_F16C;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_HALFFLOATROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
HalfFloatRow =
|
|
(scale == 1.0f) ? HalfFloat1Row_Any_NEON : HalfFloatRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
HalfFloatRow = (scale == 1.0f) ? HalfFloat1Row_NEON : HalfFloatRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_HALFFLOATROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
HalfFloatRow = HalfFloatRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
HalfFloatRow = HalfFloatRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
HalfFloatRow(src_y, dst_y, scale, width);
|
|
src_y += src_stride_y;
|
|
dst_y += dst_stride_y;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Convert a buffer of bytes to floats, scale the values and store as floats.
|
|
LIBYUV_API
|
|
int ByteToFloat(const uint8_t* src_y, float* dst_y, float scale, int width) {
|
|
void (*ByteToFloatRow)(const uint8_t* src, float* dst, float scale,
|
|
int width) = ByteToFloatRow_C;
|
|
if (!src_y || !dst_y || width <= 0) {
|
|
return -1;
|
|
}
|
|
#if defined(HAS_BYTETOFLOATROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ByteToFloatRow = ByteToFloatRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ByteToFloatRow = ByteToFloatRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
ByteToFloatRow(src_y, dst_y, scale, width);
|
|
return 0;
|
|
}
|
|
|
|
// Apply a lumacolortable to each ARGB pixel.
|
|
LIBYUV_API
|
|
int ARGBLumaColorTable(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
const uint8_t* luma,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBLumaColorTableRow)(
|
|
const uint8_t* src_argb, uint8_t* dst_argb, int width,
|
|
const uint8_t* luma, const uint32_t lumacoeff) = ARGBLumaColorTableRow_C;
|
|
if (!src_argb || !dst_argb || !luma || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBLUMACOLORTABLEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4)) {
|
|
ARGBLumaColorTableRow = ARGBLumaColorTableRow_SSSE3;
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBLumaColorTableRow(src_argb, dst_argb, width, luma, 0x00264b0f);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Copy Alpha from one ARGB image to another.
|
|
LIBYUV_API
|
|
int ARGBCopyAlpha(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBCopyAlphaRow)(const uint8_t* src_argb, uint8_t* dst_argb,
|
|
int width) = ARGBCopyAlphaRow_C;
|
|
if (!src_argb || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb = src_argb + (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBCOPYALPHAROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOPYALPHAROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOPYALPHAROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 2)) {
|
|
ARGBCopyAlphaRow = ARGBCopyAlphaRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBCopyAlphaRow(src_argb, dst_argb, width);
|
|
src_argb += src_stride_argb;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Extract just the alpha channel from ARGB.
|
|
LIBYUV_API
|
|
int ARGBExtractAlpha(const uint8_t* src_argb,
|
|
int src_stride_argb,
|
|
uint8_t* dst_a,
|
|
int dst_stride_a,
|
|
int width,
|
|
int height) {
|
|
if (!src_argb || !dst_a || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_argb += (height - 1) * src_stride_argb;
|
|
src_stride_argb = -src_stride_argb;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_argb == width * 4 && dst_stride_a == width) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_argb = dst_stride_a = 0;
|
|
}
|
|
void (*ARGBExtractAlphaRow)(const uint8_t* src_argb, uint8_t* dst_a,
|
|
int width) = ARGBExtractAlphaRow_C;
|
|
#if defined(HAS_ARGBEXTRACTALPHAROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBExtractAlphaRow = IS_ALIGNED(width, 8) ? ARGBExtractAlphaRow_SSE2
|
|
: ARGBExtractAlphaRow_Any_SSE2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBEXTRACTALPHAROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBExtractAlphaRow = IS_ALIGNED(width, 32) ? ARGBExtractAlphaRow_AVX2
|
|
: ARGBExtractAlphaRow_Any_AVX2;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBEXTRACTALPHAROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
ARGBExtractAlphaRow = IS_ALIGNED(width, 16) ? ARGBExtractAlphaRow_NEON
|
|
: ARGBExtractAlphaRow_Any_NEON;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBEXTRACTALPHAROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
ARGBExtractAlphaRow = IS_ALIGNED(width, 16) ? ARGBExtractAlphaRow_MSA
|
|
: ARGBExtractAlphaRow_Any_MSA;
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBEXTRACTALPHAROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBExtractAlphaRow = IS_ALIGNED(width, 8) ? ARGBExtractAlphaRow_MMI
|
|
: ARGBExtractAlphaRow_Any_MMI;
|
|
}
|
|
#endif
|
|
|
|
for (int y = 0; y < height; ++y) {
|
|
ARGBExtractAlphaRow(src_argb, dst_a, width);
|
|
src_argb += src_stride_argb;
|
|
dst_a += dst_stride_a;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Copy a planar Y channel to the alpha channel of a destination ARGB image.
|
|
LIBYUV_API
|
|
int ARGBCopyYToAlpha(const uint8_t* src_y,
|
|
int src_stride_y,
|
|
uint8_t* dst_argb,
|
|
int dst_stride_argb,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
void (*ARGBCopyYToAlphaRow)(const uint8_t* src_y, uint8_t* dst_argb,
|
|
int width) = ARGBCopyYToAlphaRow_C;
|
|
if (!src_y || !dst_argb || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_y = src_y + (height - 1) * src_stride_y;
|
|
src_stride_y = -src_stride_y;
|
|
}
|
|
// Coalesce rows.
|
|
if (src_stride_y == width && dst_stride_argb == width * 4) {
|
|
width *= height;
|
|
height = 1;
|
|
src_stride_y = dst_stride_argb = 0;
|
|
}
|
|
#if defined(HAS_ARGBCOPYYTOALPHAROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOPYYTOALPHAROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_ARGBCOPYYTOALPHAROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
ARGBCopyYToAlphaRow = ARGBCopyYToAlphaRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
for (y = 0; y < height; ++y) {
|
|
ARGBCopyYToAlphaRow(src_y, dst_argb, width);
|
|
src_y += src_stride_y;
|
|
dst_argb += dst_stride_argb;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// TODO(fbarchard): Consider if width is even Y channel can be split
|
|
// directly. A SplitUVRow_Odd function could copy the remaining chroma.
|
|
|
|
LIBYUV_API
|
|
int YUY2ToNV12(const uint8_t* src_yuy2,
|
|
int src_stride_yuy2,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
int halfwidth = (width + 1) >> 1;
|
|
void (*SplitUVRow)(const uint8_t* src_uv, uint8_t* dst_u, uint8_t* dst_v,
|
|
int width) = SplitUVRow_C;
|
|
void (*InterpolateRow)(uint8_t * dst_ptr, const uint8_t* src_ptr,
|
|
ptrdiff_t src_stride, int dst_width,
|
|
int source_y_fraction) = InterpolateRow_C;
|
|
if (!src_yuy2 || !dst_y || !dst_uv || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
|
|
src_stride_yuy2 = -src_stride_yuy2;
|
|
}
|
|
#if defined(HAS_SPLITUVROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SplitUVRow = SplitUVRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitUVRow = SplitUVRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
SplitUVRow = SplitUVRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SplitUVRow = SplitUVRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SplitUVRow = SplitUVRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitUVRow = SplitUVRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SplitUVRow = SplitUVRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SplitUVRow = SplitUVRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SplitUVRow = SplitUVRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SplitUVRow = SplitUVRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
InterpolateRow = InterpolateRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
InterpolateRow = InterpolateRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
InterpolateRow = InterpolateRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
InterpolateRow = InterpolateRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
InterpolateRow = InterpolateRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
InterpolateRow = InterpolateRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
{
|
|
int awidth = halfwidth * 2;
|
|
// row of y and 2 rows of uv
|
|
align_buffer_64(rows, awidth * 3);
|
|
|
|
for (y = 0; y < height - 1; y += 2) {
|
|
// Split Y from UV.
|
|
SplitUVRow(src_yuy2, rows, rows + awidth, awidth);
|
|
memcpy(dst_y, rows, width);
|
|
SplitUVRow(src_yuy2 + src_stride_yuy2, rows, rows + awidth * 2, awidth);
|
|
memcpy(dst_y + dst_stride_y, rows, width);
|
|
InterpolateRow(dst_uv, rows + awidth, awidth, awidth, 128);
|
|
src_yuy2 += src_stride_yuy2 * 2;
|
|
dst_y += dst_stride_y * 2;
|
|
dst_uv += dst_stride_uv;
|
|
}
|
|
if (height & 1) {
|
|
// Split Y from UV.
|
|
SplitUVRow(src_yuy2, rows, dst_uv, awidth);
|
|
memcpy(dst_y, rows, width);
|
|
}
|
|
free_aligned_buffer_64(rows);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
LIBYUV_API
|
|
int UYVYToNV12(const uint8_t* src_uyvy,
|
|
int src_stride_uyvy,
|
|
uint8_t* dst_y,
|
|
int dst_stride_y,
|
|
uint8_t* dst_uv,
|
|
int dst_stride_uv,
|
|
int width,
|
|
int height) {
|
|
int y;
|
|
int halfwidth = (width + 1) >> 1;
|
|
void (*SplitUVRow)(const uint8_t* src_uv, uint8_t* dst_u, uint8_t* dst_v,
|
|
int width) = SplitUVRow_C;
|
|
void (*InterpolateRow)(uint8_t * dst_ptr, const uint8_t* src_ptr,
|
|
ptrdiff_t src_stride, int dst_width,
|
|
int source_y_fraction) = InterpolateRow_C;
|
|
if (!src_uyvy || !dst_y || !dst_uv || width <= 0 || height == 0) {
|
|
return -1;
|
|
}
|
|
// Negative height means invert the image.
|
|
if (height < 0) {
|
|
height = -height;
|
|
src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
|
|
src_stride_uyvy = -src_stride_uyvy;
|
|
}
|
|
#if defined(HAS_SPLITUVROW_SSE2)
|
|
if (TestCpuFlag(kCpuHasSSE2)) {
|
|
SplitUVRow = SplitUVRow_Any_SSE2;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitUVRow = SplitUVRow_SSE2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
SplitUVRow = SplitUVRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SplitUVRow = SplitUVRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
SplitUVRow = SplitUVRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
SplitUVRow = SplitUVRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
SplitUVRow = SplitUVRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
SplitUVRow = SplitUVRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_SPLITUVROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
SplitUVRow = SplitUVRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
SplitUVRow = SplitUVRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_SSSE3)
|
|
if (TestCpuFlag(kCpuHasSSSE3)) {
|
|
InterpolateRow = InterpolateRow_Any_SSSE3;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_SSSE3;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_AVX2)
|
|
if (TestCpuFlag(kCpuHasAVX2)) {
|
|
InterpolateRow = InterpolateRow_Any_AVX2;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_AVX2;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_NEON)
|
|
if (TestCpuFlag(kCpuHasNEON)) {
|
|
InterpolateRow = InterpolateRow_Any_NEON;
|
|
if (IS_ALIGNED(width, 16)) {
|
|
InterpolateRow = InterpolateRow_NEON;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MSA)
|
|
if (TestCpuFlag(kCpuHasMSA)) {
|
|
InterpolateRow = InterpolateRow_Any_MSA;
|
|
if (IS_ALIGNED(width, 32)) {
|
|
InterpolateRow = InterpolateRow_MSA;
|
|
}
|
|
}
|
|
#endif
|
|
#if defined(HAS_INTERPOLATEROW_MMI)
|
|
if (TestCpuFlag(kCpuHasMMI)) {
|
|
InterpolateRow = InterpolateRow_Any_MMI;
|
|
if (IS_ALIGNED(width, 8)) {
|
|
InterpolateRow = InterpolateRow_MMI;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
{
|
|
int awidth = halfwidth * 2;
|
|
// row of y and 2 rows of uv
|
|
align_buffer_64(rows, awidth * 3);
|
|
|
|
for (y = 0; y < height - 1; y += 2) {
|
|
// Split Y from UV.
|
|
SplitUVRow(src_uyvy, rows + awidth, rows, awidth);
|
|
memcpy(dst_y, rows, width);
|
|
SplitUVRow(src_uyvy + src_stride_uyvy, rows + awidth * 2, rows, awidth);
|
|
memcpy(dst_y + dst_stride_y, rows, width);
|
|
InterpolateRow(dst_uv, rows + awidth, awidth, awidth, 128);
|
|
src_uyvy += src_stride_uyvy * 2;
|
|
dst_y += dst_stride_y * 2;
|
|
dst_uv += dst_stride_uv;
|
|
}
|
|
if (height & 1) {
|
|
// Split Y from UV.
|
|
SplitUVRow(src_uyvy, dst_uv, rows, awidth);
|
|
memcpy(dst_y, rows, width);
|
|
}
|
|
free_aligned_buffer_64(rows);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
} // namespace libyuv
|
|
#endif
|