media_constants.cc | Explore in Territory

/*
 *  Copyright (c) 2012 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.
 */

#include "media/base/media_constants.h"

namespace cricket {

const int kVideoCodecClockrate = …;

const int kVideoMtu = …;
const int kVideoRtpSendBufferSize = …;
const int kVideoRtpRecvBufferSize = …;

const float kHighSystemCpuThreshold = …;
const float kLowSystemCpuThreshold = …;
const float kProcessCpuThreshold = …;

const char kRedCodecName[] = …;
const char kUlpfecCodecName[] = …;

// TODO(brandtr): Change this to 'flexfec' when we are confident that the
// header format is not changing anymore.
const char kFlexfecCodecName[] = …;

// draft-ietf-payload-flexible-fec-scheme-02.txt
const char kFlexfecFmtpRepairWindow[] = …;

// RFC 4588 RTP Retransmission Payload Format
const char kRtxCodecName[] = …;
const char kCodecParamRtxTime[] = …;
const char kCodecParamAssociatedPayloadType[] = …;

const char kCodecParamAssociatedCodecName[] = …;
// Parameters that do not follow the key-value convention
// are treated as having the empty string as key.
const char kCodecParamNotInNameValueFormat[] = …;

const char kOpusCodecName[] = …;
const char kL16CodecName[] = …;
const char kG722CodecName[] = …;
const char kIlbcCodecName[] = …;
const char kPcmuCodecName[] = …;
const char kPcmaCodecName[] = …;
const char kCnCodecName[] = …;
const char kDtmfCodecName[] = …;

// draft-spittka-payload-rtp-opus-03.txt
const char kCodecParamPTime[] = …;
const char kCodecParamMaxPTime[] = …;
const char kCodecParamMinPTime[] = …;
const char kCodecParamSPropStereo[] = …;
const char kCodecParamStereo[] = …;
const char kCodecParamUseInbandFec[] = …;
const char kCodecParamUseDtx[] = …;
const char kCodecParamMaxAverageBitrate[] = …;
const char kCodecParamMaxPlaybackRate[] = …;

const char kParamValueTrue[] = …;
const char kParamValueEmpty[] = …;

const int kOpusDefaultMaxPTime = …;
const int kOpusDefaultPTime = …;
const int kOpusDefaultMinPTime = …;
const int kOpusDefaultSPropStereo = …;
const int kOpusDefaultStereo = …;
const int kOpusDefaultUseInbandFec = …;
const int kOpusDefaultUseDtx = …;
const int kOpusDefaultMaxPlaybackRate = …;

const int kPreferredMaxPTime = …;
const int kPreferredMinPTime = …;
const int kPreferredSPropStereo = …;
const int kPreferredStereo = …;
const int kPreferredUseInbandFec = …;

const char kPacketizationParamRaw[] = …;

const char kRtcpFbParamLntf[] = …;
const char kRtcpFbParamNack[] = …;
const char kRtcpFbNackParamPli[] = …;
const char kRtcpFbParamRemb[] = …;
const char kRtcpFbParamTransportCc[] = …;

const char kRtcpFbParamCcm[] = …;
const char kRtcpFbCcmParamFir[] = …;
const char kRtcpFbParamRrtr[] = …;
const char kCodecParamMaxBitrate[] = …;
const char kCodecParamMinBitrate[] = …;
const char kCodecParamStartBitrate[] = …;
const char kCodecParamMaxQuantization[] = …;
const char kCodecParamPerLayerPictureLossIndication[] = …;

const char kComfortNoiseCodecName[] = …;

const char kVp8CodecName[] = …;
const char kVp9CodecName[] = …;
const char kAv1CodecName[] = …;
const char kH264CodecName[] = …;
const char kH265CodecName[] = …;

// RFC 6184 RTP Payload Format for H.264 video
const char kH264FmtpProfileLevelId[] = …;
const char kH264FmtpLevelAsymmetryAllowed[] = …;
const char kH264FmtpPacketizationMode[] = …;
const char kH264FmtpSpropParameterSets[] = …;
const char kH264FmtpSpsPpsIdrInKeyframe[] = …;
const char kH264ProfileLevelConstrainedBaseline[] = …;
const char kH264ProfileLevelConstrainedHigh[] = …;

// RFC 7798 RTP Payload Format for H.265 video
const char kH265FmtpProfileSpace[] = …;
const char kH265FmtpTierFlag[] = …;
const char kH265FmtpProfileId[] = …;
const char kH265FmtpLevelId[] = …;
const char kH265FmtpProfileCompatibilityIndicator[] = …;
const char kH265FmtpInteropConstraints[] = …;
const char kH265FmtpTxMode[] = …;

// draft-ietf-payload-vp9
const char kVP9ProfileId[] = …;

// https://aomediacodec.github.io/av1-rtp-spec/
const char kAv1FmtpProfile[] = …;
const char kAv1FmtpLevelIdx[] = …;
const char kAv1FmtpTier[] = …;

const int kDefaultVideoMaxFramerate = …;
// Max encode quantizer for VP8/9 and AV1 encoders assuming libvpx/libaom API
// range [0, 63]
const int kDefaultVideoMaxQpVpx = …;
// Max encode quantizer for H264/5 assuming the bitstream range [0, 51].
const int kDefaultVideoMaxQpH26x = …;

const size_t kConferenceMaxNumSpatialLayers = …;
const size_t kConferenceMaxNumTemporalLayers = …;
const size_t kConferenceDefaultNumTemporalLayers = …;

// RFC 3556 and RFC 3890
const char kApplicationSpecificBandwidth[] = …;
const char kTransportSpecificBandwidth[] = …;
}  // namespace cricket
chromium/third_party/webrtc/media/base/media_constants.cc
