webrtc/modules/video_coding/include/video_codec_initializer.h
Niels Möller f133856dfa Delete nack_enabled flag in encoder configuration.
This is a followup to cl https://webrtc-review.googlesource.com/71380,
which reworked the way encoder resilience is done, and made the
nack_enabled flag unused.

Bug: webrtc:8830
Change-Id: I3de2508c97bc71e01c8f2232d16cd1f33e57fe4a
Reviewed-on: https://webrtc-review.googlesource.com/69986
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23080}
2018-05-02 16:05:27 +00:00

63 lines
2.1 KiB
C++

/*
* Copyright (c) 2016 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_INCLUDE_VIDEO_CODEC_INITIALIZER_H_
#define MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_
#include <memory>
#include <string>
#include <vector>
#include "call/video_config.h"
namespace webrtc {
class VideoBitrateAllocator;
class VideoCodec;
class VideoEncoderConfig;
class VideoCodecInitializer {
public:
// Takes a VideoEncoderConfig and the VideoStream configuration and
// translates them into the old school VideoCodec type.
// It also creates a VideoBitrateAllocator instance, suitable for the codec
// type used. For instance, VP8 will create an allocator than can handle
// simulcast and temporal layering.
// GetBitrateAllocator is called implicitly from here, no need to call again.
static bool SetupCodec(
const VideoEncoderConfig& config,
const std::vector<VideoStream>& streams,
VideoCodec* codec,
std::unique_ptr<VideoBitrateAllocator>* bitrate_allocator);
// TODO(nisse): Deprecated, delete as soon as downstream projects are
// updated.
static bool SetupCodec(
const VideoEncoderConfig& config,
const std::vector<VideoStream>& streams,
bool /* nack_enabled */,
VideoCodec* codec,
std::unique_ptr<VideoBitrateAllocator>* bitrate_allocator) {
return SetupCodec(config, streams, codec, bitrate_allocator);
}
// Create a bitrate allocator for the specified codec.
static std::unique_ptr<VideoBitrateAllocator> CreateBitrateAllocator(
const VideoCodec& codec);
private:
static VideoCodec VideoEncoderConfigToVideoCodec(
const VideoEncoderConfig& config,
const std::vector<VideoStream>& streams);
};
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INITIALIZER_H_