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| 1 /* | |
| 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #ifndef WEBRTC_MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_ | |
| 12 #define WEBRTC_MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_ | |
| 13 | |
| 14 #include <memory> | |
| 15 #include <string> | |
| 16 #include <vector> | |
| 17 | |
| 18 #include "webrtc/video_send_stream.h" | |
| 19 | |
| 20 namespace webrtc { | |
| 21 | |
| 22 class TemporalLayersFactory; | |
| 23 class VideoBitrateAllocator; | |
| 24 class VideoCodec; | |
| 25 class VideoEncoderConfig; | |
| 26 | |
| 27 class VideoCodecInitializer { | |
| 28 public: | |
| 29 // Takes an EncoderSettings, a VideoEncoderConfig and the VideoStream | |
| 30 // configuration and translated them into the old school VideoCodec type. | |
| 31 // It also creates a VideoBitrateAllocator instance, suitable for the codec | |
| 32 // type used. For instance, VP8 will create an allocator than can handle | |
| 33 // simulcast and temporal layering. | |
| 34 // GetBitrateAllocator is called implicitly from here, no need to call again. | |
| 35 static bool SetupCodec( | |
| 36 const VideoEncoderConfig& config, | |
| 37 const VideoSendStream::Config::EncoderSettings settings, | |
| 38 const std::vector<VideoStream>& streams, | |
| 39 VideoCodec* codec, | |
| 40 std::unique_ptr<VideoBitrateAllocator>* bitrate_allocator); | |
| 41 | |
| 42 // Create a bitrate allocator for the specified codec. |tl_factory| is | |
| 43 // optional, if it is populated, ownership of that instance will be | |
| 44 // transferred to the VideoBitrateAllocator instance. | |
| 45 static std::unique_ptr<VideoBitrateAllocator> CreateBitrateAllocator( | |
| 46 const VideoCodec& codec, | |
| 47 std::unique_ptr<TemporalLayersFactory> tl_factory); | |
| 48 | |
| 49 private: | |
| 50 static VideoCodec VideoEncoderConfigToVideoCodec( | |
| 51 const VideoEncoderConfig& config, | |
| 52 const std::vector<VideoStream>& streams, | |
| 53 const std::string& payload_name, | |
| 54 int payload_type); | |
| 55 }; | |
| 56 | |
| 57 } // namespace webrtc | |
| 58 | |
| 59 #endif // WEBRTC_MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_ | |
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Chromium Code Reviews
Issue 2489843002:
Revert of Extract bitrate allocation of spatial/temporal layers out of codec impl. (Closed)
