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Add factory to create scalability structures by name

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according to webrtc-svc spec draft

Bug: webrtc:11404
Change-Id: I318b8a1a5c5389f6e5d15c3dd7d93041459e37f9
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/178603
Reviewed-by: Philip Eliasson <philipel@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31731}
This commit is contained in:
Danil Chapovalov
2020-07-14 12:34:36 +02:00
committed by Commit Bot
parent 97910da4e1
commit a13e7a1d46
5 changed files with 144 additions and 78 deletions
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29
modules/video_coding/codecs/av1/create_scalability_structure.h Normal file
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/*
* Copyright (c) 2020 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_CODECS_AV1_CREATE_SCALABILITY_STRUCTURE_H_
#define MODULES_VIDEO_CODING_CODECS_AV1_CREATE_SCALABILITY_STRUCTURE_H_
#include <memory>
#include <vector>
#include "absl/strings/string_view.h"
#include "modules/video_coding/codecs/av1/scalable_video_controller.h"
namespace webrtc {
// Creates a structure by name according to
// https://w3c.github.io/webrtc-svc/#scalabilitymodes*
// Returns nullptr for unknown name.
std::unique_ptr<ScalableVideoController> CreateScalabilityStructure(
absl::string_view name);
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_CODECS_AV1_CREATE_SCALABILITY_STRUCTURE_H_