stefan@webrtc.org c3d891059e Adds support for VP8 partitions
This change adds support for VP8 partitions in the video jitter buffer and 
the VP8 encoder and decoder wrappers. The feature is currently disabled by
default since it requires a later version of libvpx.

With this change the jitter buffer will also start keeping track of each
packet header until decoding, and the VCMSessionInfo and VCMPacket objects 
will keep pointers into the encoded frame buffers.
Review URL: http://webrtc-codereview.appspot.com/137021

git-svn-id: http://webrtc.googlecode.com/svn/trunk@558 4adac7df-926f-26a2-2b94-8c16560cd09d
2011-09-08 06:50:28 +00:00

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/*
* Copyright (c) 2011 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 WEBRTC_MODULES_VIDEO_CODING_PACKET_H_
#define WEBRTC_MODULES_VIDEO_CODING_PACKET_H_
#include "typedefs.h"
#include "module_common_types.h"
#include "jitter_buffer_common.h"
namespace webrtc
{
class VCMPacket
{
public:
VCMPacket();
VCMPacket(const WebRtc_UWord8* ptr,
const WebRtc_UWord32 size,
const WebRtcRTPHeader& rtpHeader);
VCMPacket(const WebRtc_UWord8* ptr,
WebRtc_UWord32 size,
WebRtc_UWord16 seqNum,
WebRtc_UWord32 timestamp,
bool markerBit);
void Reset();
WebRtc_UWord8 payloadType;
WebRtc_UWord32 timestamp;
WebRtc_UWord16 seqNum;
const WebRtc_UWord8* dataPtr;
WebRtc_UWord32 sizeBytes;
bool markerBit;
FrameType frameType;
webrtc::VideoCodecType codec;
bool isFirstPacket; // Is this first packet in a frame.
VCMNaluCompleteness completeNALU; // Default is kNaluIncomplete.
bool insertStartCode; // True if a start code should be inserted before this
// packet.
bool bits; // The first bits of this packets are zero and the
// first
// byte should be ORed with the last packet of the
// previous frame.
RTPVideoHeader codecSpecificHeader;
protected:
void CopyCodecSpecifics(const RTPVideoHeader& videoHeader);
};
} // namespace webrtc
#endif // WEBRTC_MODULES_VIDEO_CODING_PACKET_H_