54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
|
/*
|
||
|
* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
|
||
|
*
|
||
|
* Use of this source code is governed by a BSD-style license
|
||
|
* that can be found in the LICENSE file in the root of the source
|
||
|
* tree. An additional intellectual property rights grant can be found
|
||
|
* in the file PATENTS. All contributing project authors may
|
||
|
* be found in the AUTHORS file in the root of the source tree.
|
||
|
*/
|
||
|
|
||
|
#ifndef API_VIDEO_CODECS_VP9_PROFILE_H_
|
||
|
#define API_VIDEO_CODECS_VP9_PROFILE_H_
|
||
|
|
||
|
#include <string>
|
||
|
|
||
|
#include "absl/types/optional.h"
|
||
|
#include "api/video_codecs/sdp_video_format.h"
|
||
|
#include "rtc_base/system/rtc_export.h"
|
||
|
|
||
|
namespace webrtc {
|
||
|
|
||
|
// Profile information for VP9 video.
|
||
|
extern RTC_EXPORT const char kVP9FmtpProfileId[];
|
||
|
|
||
|
enum class VP9Profile {
|
||
|
kProfile0,
|
||
|
kProfile1,
|
||
|
kProfile2,
|
||
|
};
|
||
|
|
||
|
// Helper functions to convert VP9Profile to std::string. Returns "0" by
|
||
|
// default.
|
||
|
RTC_EXPORT std::string VP9ProfileToString(VP9Profile profile);
|
||
|
|
||
|
// Helper functions to convert std::string to VP9Profile. Returns null if given
|
||
|
// an invalid profile string.
|
||
|
absl::optional<VP9Profile> StringToVP9Profile(const std::string& str);
|
||
|
|
||
|
// Parse profile that is represented as a string of single digit contained in an
|
||
|
// SDP key-value map. A default profile(kProfile0) will be returned if the
|
||
|
// profile key is missing. Nothing will be returned if the key is present but
|
||
|
// the string is invalid.
|
||
|
RTC_EXPORT absl::optional<VP9Profile> ParseSdpForVP9Profile(
|
||
|
const SdpVideoFormat::Parameters& params);
|
||
|
|
||
|
// Returns true if the parameters have the same VP9 profile, or neither contains
|
||
|
// VP9 profile.
|
||
|
bool VP9IsSameProfile(const SdpVideoFormat::Parameters& params1,
|
||
|
const SdpVideoFormat::Parameters& params2);
|
||
|
|
||
|
} // namespace webrtc
|
||
|
|
||
|
#endif // API_VIDEO_CODECS_VP9_PROFILE_H_
|