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b46d1b8aea
Bug: webrtc:8830 Change-Id: I0345e2a8c4db022fe8e0d2594f4b50101c37940b Reviewed-on: https://webrtc-review.googlesource.com/65500 Reviewed-by: Erik Språng <sprang@webrtc.org> Commit-Queue: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#22783}
56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
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* Copyright (c) 2016 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 MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_
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#define MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "call/video_config.h"
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namespace webrtc {
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class VideoBitrateAllocator;
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class VideoCodec;
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class VideoEncoderConfig;
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class VideoCodecInitializer {
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public:
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// Takes a VideoEncoderConfig and the VideoStream configuration and
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// translates them into the old school VideoCodec type.
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// It also creates a VideoBitrateAllocator instance, suitable for the codec
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// type used. For instance, VP8 will create an allocator than can handle
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// simulcast and temporal layering.
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// GetBitrateAllocator is called implicitly from here, no need to call again.
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static bool SetupCodec(
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const VideoEncoderConfig& config,
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const std::vector<VideoStream>& streams,
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bool nack_enabled,
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VideoCodec* codec,
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std::unique_ptr<VideoBitrateAllocator>* bitrate_allocator);
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// Create a bitrate allocator for the specified codec. |tl_factory| is
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// optional, if it is populated, ownership of that instance will be
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// transferred to the VideoBitrateAllocator instance.
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static std::unique_ptr<VideoBitrateAllocator> CreateBitrateAllocator(
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const VideoCodec& codec);
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private:
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static VideoCodec VideoEncoderConfigToVideoCodec(
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const VideoEncoderConfig& config,
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const std::vector<VideoStream>& streams,
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bool nack_enabled);
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};
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} // namespace webrtc
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#endif // MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_
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