webrtc/modules/video_coding/svc/scalability_mode_util.h
Byoungchan Lee a1a7c638ec Let PCF.GetRtpSenderCapabilities return codecs' scalabilityModes.
Also move ScalabilityModeToString to api and add RTC_EXPORT so that
Chromium can use it.

Bug: chromium:986069
Change-Id: I5dbbb6de9b14ca20f3ae0630552dcd44595ad5ef
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/267780
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Daniel.L (Byoungchan) Lee <daniel.l@hpcnt.com>
Cr-Commit-Position: refs/heads/main@{#37444}
2022-07-05 13:28:33 +00:00

33 lines
1.1 KiB
C++

/*
* Copyright (c) 2022 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 MODULES_VIDEO_CODING_SVC_SCALABILITY_MODE_UTIL_H_
#define MODULES_VIDEO_CODING_SVC_SCALABILITY_MODE_UTIL_H_
#include "absl/strings/string_view.h"
#include "absl/types/optional.h"
#include "api/video_codecs/scalability_mode.h"
#include "api/video_codecs/video_codec.h"
namespace webrtc {
absl::optional<ScalabilityMode> ScalabilityModeFromString(
absl::string_view scalability_mode_string);
InterLayerPredMode ScalabilityModeToInterLayerPredMode(
ScalabilityMode scalability_mode);
int ScalabilityModeToNumSpatialLayers(ScalabilityMode scalability_mode);
int ScalabilityModeToNumTemporalLayers(ScalabilityMode scalability_mode);
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_SVC_SCALABILITY_MODE_UTIL_H_