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Bug: webrtc:342905193 No-Try: True Change-Id: Icc968be43b8830038ea9a1f5f604307220457807 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/361021 Auto-Submit: Florent Castelli <orphis@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Florent Castelli <orphis@webrtc.org> Cr-Commit-Position: refs/heads/main@{#42911}
53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/*
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* Copyright (c) 2022 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_AV1_PROFILE_H_
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#define API_VIDEO_CODECS_AV1_PROFILE_H_
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#include <optional>
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#include "absl/strings/string_view.h"
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#include "api/rtp_parameters.h"
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#include "rtc_base/system/rtc_export.h"
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namespace webrtc {
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// Profiles can be found at:
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// https://aomedia.org/av1/specification/annex-a/#profiles
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// The enum values match the number specified in the SDP.
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enum class AV1Profile {
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kProfile0 = 0,
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kProfile1 = 1,
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kProfile2 = 2,
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};
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// Helper function which converts an AV1Profile to std::string. Returns "0" if
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// an unknown value is passed in.
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RTC_EXPORT absl::string_view AV1ProfileToString(AV1Profile profile);
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// Helper function which converts a std::string to AV1Profile. Returns null if
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// |profile| is not a valid profile string.
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std::optional<AV1Profile> StringToAV1Profile(absl::string_view profile);
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// Parses an SDP key-value map of format parameters to retrive an AV1 profile.
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// Returns an AV1Profile if one has been specified, `kProfile0` if no profile is
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// specified and an empty value if the profile key is present but contains an
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// invalid value.
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RTC_EXPORT std::optional<AV1Profile> ParseSdpForAV1Profile(
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const CodecParameterMap& params);
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// Returns true if the parameters have the same AV1 profile or neither contains
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// an AV1 profile, otherwise false.
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bool AV1IsSameProfile(const CodecParameterMap& params1,
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const CodecParameterMap& params2);
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} // namespace webrtc
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#endif // API_VIDEO_CODECS_AV1_PROFILE_H_
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