de17252e8e
This is a reland of commit 63d03f586bb668f72113b61030ec0930aa192010 Original change's description: > Unify access to SDP codec parameters > > which come from the a=fmtp:<pt> lines in the SDP and were used as either > std::map<std::string, std:string> > with three aliases, > cricket::CodecParameterMap > SdpAudioFormat::Parameters > SdpVideoFormat::Parameters > > Use webrtc::CodecParameterMap in all places. > > BUG=None > > Change-Id: If47692bde7347834c349c6539b43309d8770e67b > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/330420 > Reviewed-by: Florent Castelli <orphis@webrtc.org> > Reviewed-by: Harald Alvestrand <hta@webrtc.org> > Commit-Queue: Philipp Hancke <phancke@microsoft.com> > Cr-Commit-Position: refs/heads/main@{#41375} Bug: None Change-Id: I5f8f45688df232eb37b12fa3e56a893a1c754e17 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/331402 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Reviewed-by: Florent Castelli <orphis@webrtc.org> Commit-Queue: Philipp Hancke <phancke@microsoft.com> Cr-Commit-Position: refs/heads/main@{#41467}
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
/*
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* Copyright (c) 2021 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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#ifndef API_VIDEO_CODECS_VP9_PROFILE_H_
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#define API_VIDEO_CODECS_VP9_PROFILE_H_
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#include <string>
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#include "absl/types/optional.h"
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#include "api/video_codecs/sdp_video_format.h"
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#include "rtc_base/system/rtc_export.h"
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namespace webrtc {
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// Profile information for VP9 video.
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extern RTC_EXPORT const char kVP9FmtpProfileId[];
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enum class VP9Profile {
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kProfile0,
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kProfile1,
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kProfile2,
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kProfile3,
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};
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// Helper functions to convert VP9Profile to std::string. Returns "0" by
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// default.
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RTC_EXPORT std::string VP9ProfileToString(VP9Profile profile);
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// Helper functions to convert std::string to VP9Profile. Returns null if given
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// an invalid profile string.
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absl::optional<VP9Profile> StringToVP9Profile(const std::string& str);
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// Parse profile that is represented as a string of single digit contained in an
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// SDP key-value map. A default profile(kProfile0) will be returned if the
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// profile key is missing. Nothing will be returned if the key is present but
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// the string is invalid.
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RTC_EXPORT absl::optional<VP9Profile> ParseSdpForVP9Profile(
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const CodecParameterMap& params);
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// Returns true if the parameters have the same VP9 profile, or neither contains
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// VP9 profile.
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bool VP9IsSameProfile(const CodecParameterMap& params1,
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const CodecParameterMap& params2);
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} // namespace webrtc
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#endif // API_VIDEO_CODECS_VP9_PROFILE_H_
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