webrtc_m130/media/base/vp9_profile.cc
Philipp Hancke 5526e457e3 vp9: change x-google-profile-id to profile-id
spec in https://github.com/juberti/draughts/pull/106

Bug: None
Change-Id: I99e8d56dfc5ba39ea7ad621eb28719a95092d7c4
Reviewed-on: https://webrtc-review.googlesource.com/c/101980
Reviewed-by: Emircan Uysaler <emircan@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Magnus Flodman <mflodman@webrtc.org>
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25088}
2018-10-10 12:24:33 +00:00

64 lines
1.8 KiB
C++

/*
* Copyright (c) 2018 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.
*/
#include "media/base/vp9_profile.h"
#include "rtc_base/string_to_number.h"
namespace webrtc {
// Profile information for VP9 video.
const char kVP9FmtpProfileId[] = "profile-id";
std::string VP9ProfileToString(VP9Profile profile) {
switch (profile) {
case VP9Profile::kProfile0:
return "0";
case VP9Profile::kProfile2:
return "2";
}
return "0";
}
absl::optional<VP9Profile> StringToVP9Profile(const std::string& str) {
const absl::optional<int> i = rtc::StringToNumber<int>(str);
if (!i.has_value())
return absl::nullopt;
switch (i.value()) {
case 0:
return VP9Profile::kProfile0;
case 2:
return VP9Profile::kProfile2;
default:
return absl::nullopt;
}
return absl::nullopt;
}
absl::optional<VP9Profile> ParseSdpForVP9Profile(
const SdpVideoFormat::Parameters& params) {
const auto profile_it = params.find(kVP9FmtpProfileId);
if (profile_it == params.end())
return VP9Profile::kProfile0;
const std::string& profile_str = profile_it->second;
return StringToVP9Profile(profile_str);
}
bool IsSameVP9Profile(const SdpVideoFormat::Parameters& params1,
const SdpVideoFormat::Parameters& params2) {
const absl::optional<VP9Profile> profile = ParseSdpForVP9Profile(params1);
const absl::optional<VP9Profile> other_profile =
ParseSdpForVP9Profile(params2);
return profile && other_profile && profile == other_profile;
}
} // namespace webrtc