diff -r 000000000000 -r 951a5db380a0 videoeditorengine/h263decoder/inc/sync.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/videoeditorengine/h263decoder/inc/sync.h Fri Jan 29 14:08:33 2010 +0200 @@ -0,0 +1,82 @@ +/* +* Copyright (c) 2010 Ixonos Plc. +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of the "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - Initial contribution +* +* Contributors: +* Ixonos Plc +* +* Description: +* Sync codes. +* +*/ + + +#ifndef _SYNC_H_ +#define _SYNC_H_ + + +#include "epoclib.h" + +#include "biblin.h" + + +/* + * Defines + */ + +/* Return values */ +#define SNC_NO_SYNC 0 /* No synchronization code found */ +#define SNC_PSC 1 /* Picture Start Code */ +#define SNC_GBSC 2 /* GOB Start Code */ +#define SNC_EOS 4 /* End of Sequence */ + +/*** MPEG-4 REVISION ***/ +#define SNC_VIDPACK 5 /* Video Packet resynchronization marker */ +#define SNC_VOS 6 /* Video Object Sequence (VOS) Start Code */ +#define SNC_VOP 7 /* Video Object Plane (VOP) Start Code */ +#define SNC_GOV 8 /* Group of VOPs (GOV) Start Code */ +#define SNC_USERDATA 9 /* User Data Start Code */ +#define SNC_EOB 10 /* Visual Sequence End Code */ +#define SNC_VID 11 /* Other Video Object Header Start Codes */ +#define SNC_PATTERN 12 /* The search pattern in sncSeekBitPattern */ +/*** End MPEG-4 REVISION ***/ + +#define SNC_STUFFING 13 /* Stuffing in the end of a buffer containing + one frame */ + +/* See sncRewindAndSeekNewSync for description. */ +#define SNC_DEFAULT_REWIND -1 + + +/* + * Function prototypes + */ + +int sncCheckSync(bibBuffer_t *buffer, int *numStuffBits, int16 *error); + +int sncRewindAndSeekNewSync(u_int32 numBitsToRewind, bibBuffer_t *buffer, + int16 *error); + +int sncSeekFrameSync(bibBuffer_t *buffer, int16 *error); + +int sncSeekSync(bibBuffer_t *buffer, int16 *error); + + int sncCheckMpegVOP(bibBuffer_t *buffer, int16 *error); + int sncCheckMpegSync(bibBuffer_t *buffer, int f_code, int16 *error); + int sncRewindAndSeekNewMPEGSync(int earliestBitPos, bibBuffer_t *buffer, + int f_code, int16 *error); + int sncSeekMPEGSync(bibBuffer_t *buffer, int f_code, int16 *error); + int sncSeekMPEGStartCode(bibBuffer_t *buffer, int f_code, int skipVPSync, int checkUD, int16 *error); + int sncSeekBitPattern(bibBuffer_t *buffer, u_int32 BitPattern, + int BitPatternLength, int16 *error); + int sncRewindStuffing(bibBuffer_t *buffer, int16 *error); + +#endif +// End of File