87 lines
2.1 KiB
C++
87 lines
2.1 KiB
C++
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/*
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* Copyright (c) 2017 The WebRTC 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 "api/video/video_frame_buffer.h"
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#include "rtc_base/checks.h"
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namespace webrtc {
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const I420BufferInterface* VideoFrameBuffer::GetI420() const {
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// Overridden by subclasses that can return an I420 buffer without any
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// conversion, in particular, I420BufferInterface.
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return nullptr;
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}
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const I420ABufferInterface* VideoFrameBuffer::GetI420A() const {
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RTC_CHECK(type() == Type::kI420A);
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return static_cast<const I420ABufferInterface*>(this);
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}
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const I444BufferInterface* VideoFrameBuffer::GetI444() const {
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RTC_CHECK(type() == Type::kI444);
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return static_cast<const I444BufferInterface*>(this);
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}
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const I010BufferInterface* VideoFrameBuffer::GetI010() const {
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RTC_CHECK(type() == Type::kI010);
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return static_cast<const I010BufferInterface*>(this);
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}
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VideoFrameBuffer::Type I420BufferInterface::type() const {
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return Type::kI420;
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}
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int I420BufferInterface::ChromaWidth() const {
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return (width() + 1) / 2;
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}
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int I420BufferInterface::ChromaHeight() const {
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return (height() + 1) / 2;
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}
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rtc::scoped_refptr<I420BufferInterface> I420BufferInterface::ToI420() {
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return this;
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}
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const I420BufferInterface* I420BufferInterface::GetI420() const {
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return this;
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}
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VideoFrameBuffer::Type I420ABufferInterface::type() const {
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return Type::kI420A;
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}
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VideoFrameBuffer::Type I444BufferInterface::type() const {
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return Type::kI444;
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}
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int I444BufferInterface::ChromaWidth() const {
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return width();
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}
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int I444BufferInterface::ChromaHeight() const {
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return height();
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}
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VideoFrameBuffer::Type I010BufferInterface::type() const {
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return Type::kI010;
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}
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int I010BufferInterface::ChromaWidth() const {
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return (width() + 1) / 2;
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}
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int I010BufferInterface::ChromaHeight() const {
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return (height() + 1) / 2;
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}
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} // namespace webrtc
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