24722b3c84
This is a reland of d2b912aed132c751919ed286439fb39bbd714dda Original change's description: > Wiring the RTCRtpEncodingParameters.priority down to the bitrate allocator. > > I followed the wiring path for the max bitrate. > Doc: > https://docs.google.com/a/google.com/document/d/1sGT6y00prOIErFuGD44zWZacDpR6Rkjg_HXA_Z3Vw4Q/edit?usp=sharing > > Bug: webrtc:8630 > Change-Id: I6b861816670442656721c20f81d035ee5eb6218c > Reviewed-on: https://webrtc-review.googlesource.com/30380 > Commit-Queue: Seth Hampson <shampson@webrtc.org> > Reviewed-by: Stefan Holmer <stefan@webrtc.org> > Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org> > Reviewed-by: Erik Språng <sprang@webrtc.org> > Reviewed-by: Elad Alon <eladalon@webrtc.org> > Reviewed-by: Peter Thatcher <pthatcher@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#21397} TBR=solenberg@webrtc.org,eladalon@webrtc.org,sprang@webrtc.org,stefan@webrtc.org Bug: webrtc:8630 Change-Id: I7429d9e270c9ecb4dfaf6aef85d3055c47658631 Reviewed-on: https://webrtc-review.googlesource.com/35600 Commit-Queue: Seth Hampson <shampson@webrtc.org> Reviewed-by: Peter Thatcher <pthatcher@webrtc.org> Cr-Commit-Position: refs/heads/master@{#21524}
75 lines
2.9 KiB
C++
75 lines
2.9 KiB
C++
/*
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* Copyright (c) 2014 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 MEDIA_ENGINE_SIMULCAST_H_
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#define MEDIA_ENGINE_SIMULCAST_H_
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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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#include "rtc_base/basictypes.h"
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namespace cricket {
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struct StreamParams;
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// TODO(sprang): Remove this, as we're moving away from temporal layer mode.
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// Config for use with screen cast when temporal layers are enabled.
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struct ScreenshareLayerConfig {
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public:
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ScreenshareLayerConfig(int tl0_bitrate, int tl1_bitrate);
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// Bitrates, for temporal layers 0 and 1.
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int tl0_bitrate_kbps;
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int tl1_bitrate_kbps;
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static ScreenshareLayerConfig GetDefault();
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// Parse bitrate from group name on format "(tl0_bitrate)-(tl1_bitrate)",
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// eg. "100-1000" for the default rates.
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static bool FromFieldTrialGroup(const std::string& group,
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ScreenshareLayerConfig* config);
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};
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// TODO(pthatcher): Write unit tests just for these functions,
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// independent of WebrtcVideoEngine.
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int GetTotalMaxBitrateBps(const std::vector<webrtc::VideoStream>& streams);
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// Get the ssrcs of the SIM group from the stream params.
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void GetSimulcastSsrcs(const StreamParams& sp, std::vector<uint32_t>* ssrcs);
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// TODO(shampson): This is a fix to not break downstream tests. Remove this
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// after updating downstream tests.
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std::vector<webrtc::VideoStream> GetSimulcastConfig(size_t max_streams,
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int width,
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int height,
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int max_bitrate_bps,
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int max_qp,
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int max_framerate,
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bool is_screencast = false);
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// Get simulcast settings.
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// TODO(sprang): Remove default parameter when it's not longer referenced.
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std::vector<webrtc::VideoStream> GetSimulcastConfig(size_t max_streams,
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int width,
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int height,
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int max_bitrate_bps,
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double bitrate_priority,
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int max_qp,
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int max_framerate,
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bool is_screencast = false);
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bool UseSimulcastScreenshare();
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} // namespace cricket
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#endif // MEDIA_ENGINE_SIMULCAST_H_
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