Move talk/media to webrtc/media

talk/media/base/constants.h

-/*
- * libjingle
- * Copyright 2012 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef TALK_MEDIA_BASE_CONSTANTS_H_
-#define TALK_MEDIA_BASE_CONSTANTS_H_
-
-#include <string>
-
-// This file contains constants related to media.
-
-namespace cricket {
-
-extern const int kVideoCodecClockrate;
-extern const int kDataCodecClockrate;
-extern const int kDataMaxBandwidth;  // bps
-
-// Default CPU thresholds.
-extern const float kHighSystemCpuThreshold;
-extern const float kLowSystemCpuThreshold;
-extern const float kProcessCpuThreshold;
-
-extern const char kRtxCodecName[];
-extern const char kRedCodecName[];
-extern const char kUlpfecCodecName[];
-
-// Codec parameters
-extern const char kCodecParamAssociatedPayloadType[];
-
-extern const char kOpusCodecName[];
-extern const char kIsacCodecName[];
-extern const char kL16CodecName[];
-extern const char kG722CodecName[];
-extern const char kIlbcCodecName[];
-extern const char kPcmuCodecName[];
-extern const char kPcmaCodecName[];
-extern const char kCnCodecName[];
-extern const char kDtmfCodecName[];
-
-// Attribute parameters
-extern const char kCodecParamPTime[];
-extern const char kCodecParamMaxPTime[];
-// fmtp parameters
-extern const char kCodecParamMinPTime[];
-extern const char kCodecParamSPropStereo[];
-extern const char kCodecParamStereo[];
-extern const char kCodecParamUseInbandFec[];
-extern const char kCodecParamUseDtx[];
-extern const char kCodecParamMaxAverageBitrate[];
-extern const char kCodecParamMaxPlaybackRate[];
-extern const char kCodecParamSctpProtocol[];
-extern const char kCodecParamSctpStreams[];
-
-extern const char kParamValueTrue[];
-// Parameters are stored as parameter/value pairs. For parameters who do not
-// have a value, |kParamValueEmpty| should be used as value.
-extern const char kParamValueEmpty[];
-
-// opus parameters.
-// Default value for maxptime according to
-// http://tools.ietf.org/html/draft-spittka-payload-rtp-opus-03
-extern const int kOpusDefaultMaxPTime;
-extern const int kOpusDefaultPTime;
-extern const int kOpusDefaultMinPTime;
-extern const int kOpusDefaultSPropStereo;
-extern const int kOpusDefaultStereo;
-extern const int kOpusDefaultUseInbandFec;
-extern const int kOpusDefaultUseDtx;
-extern const int kOpusDefaultMaxPlaybackRate;
-
-// Prefered values in this code base. Note that they may differ from the default
-// values in http://tools.ietf.org/html/draft-spittka-payload-rtp-opus-03
-// Only frames larger or equal to 10 ms are currently supported in this code
-// base.
-extern const int kPreferredMaxPTime;
-extern const int kPreferredMinPTime;
-extern const int kPreferredSPropStereo;
-extern const int kPreferredStereo;
-extern const int kPreferredUseInbandFec;
-
-// rtcp-fb messages according to RFC 4585
-extern const char kRtcpFbParamNack[];
-extern const char kRtcpFbNackParamPli[];
-// rtcp-fb messages according to
-// http://tools.ietf.org/html/draft-alvestrand-rmcat-remb-00
-extern const char kRtcpFbParamRemb[];
-// rtcp-fb messages according to
-// https://tools.ietf.org/html/draft-holmer-rmcat-transport-wide-cc-extensions-01
-extern const char kRtcpFbParamTransportCc[];
-// ccm submessages according to RFC 5104
-extern const char kRtcpFbParamCcm[];
-extern const char kRtcpFbCcmParamFir[];
-// Google specific parameters
-extern const char kCodecParamMaxBitrate[];
-extern const char kCodecParamMinBitrate[];
-extern const char kCodecParamStartBitrate[];
-extern const char kCodecParamMaxQuantization[];
-extern const char kCodecParamPort[];
-
-// We put the data codec names here so callers of
-// DataEngine::CreateChannel don't have to import rtpdataengine.h or
-// sctpdataengine.h to get the codec names they want to pass in.
-extern const int kGoogleRtpDataCodecId;
-extern const char kGoogleRtpDataCodecName[];
-
-// TODO(pthatcher): Find an id that won't conflict with anything.  On
-// the other hand, it really shouldn't matter since the id won't be
-// used on the wire.
-extern const int kGoogleSctpDataCodecId;
-extern const char kGoogleSctpDataCodecName[];
-
-extern const char kComfortNoiseCodecName[];
-
-// Header extension for audio levels, as defined in
-// http://tools.ietf.org/html/draft-ietf-avtext-client-to-mixer-audio-level-03
-extern const int kRtpAudioLevelHeaderExtensionDefaultId;
-extern const char kRtpAudioLevelHeaderExtension[];
-
-// Header extension for RTP timestamp offset, see RFC 5450 for details:
-// http://tools.ietf.org/html/rfc5450
-extern const int kRtpTimestampOffsetHeaderExtensionDefaultId;
-extern const char kRtpTimestampOffsetHeaderExtension[];
-
-// Header extension for absolute send time, see url for details:
-// http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
-extern const int kRtpAbsoluteSenderTimeHeaderExtensionDefaultId;
-extern const char kRtpAbsoluteSenderTimeHeaderExtension[];
-
-// Header extension for coordination of video orientation, see url for details:
-// http://www.etsi.org/deliver/etsi_ts/126100_126199/126114/12.07.00_60/
-// ts_126114v120700p.pdf
-extern const int kRtpVideoRotationHeaderExtensionDefaultId;
-extern const char kRtpVideoRotationHeaderExtension[];
-// We don't support 6 bit CVO. Added here for testing purpose.
-extern const char kRtpVideoRotation6BitsHeaderExtensionForTesting[];
-
-// Header extension for transport sequence number, see url for details:
-// http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions
-extern const int kRtpTransportSequenceNumberHeaderExtensionDefaultId;
-extern const char kRtpTransportSequenceNumberHeaderExtension[];
-
-extern const char kVp8CodecName[];
-extern const char kVp9CodecName[];
-extern const char kH264CodecName[];
-
-extern const int kDefaultVp8PlType;
-extern const int kDefaultVp9PlType;
-extern const int kDefaultH264PlType;
-extern const int kDefaultRedPlType;
-extern const int kDefaultUlpfecType;
-extern const int kDefaultRtxVp8PlType;
-extern const int kDefaultRtxVp9PlType;
-extern const int kDefaultRtxRedPlType;
-
-extern const int kDefaultVideoMaxWidth;
-extern const int kDefaultVideoMaxHeight;
-extern const int kDefaultVideoMaxFramerate;
-}  // namespace cricket
-
-#endif  // TALK_MEDIA_BASE_CONSTANTS_H_