+++ /dev/null
-/*\r
- * GPAC - Multimedia Framework C SDK\r
- *\r
- * Copyright (c) Jean Le Feuvre 2000-2005 \r
- * All rights reserved\r
- *\r
- * This file is part of GPAC / SL header file\r
- *\r
- * GPAC is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU Lesser General Public License as published by\r
- * the Free Software Foundation; either version 2, or (at your option)\r
- * any later version.\r
- * \r
- * GPAC is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU Lesser General Public License for more details.\r
- * \r
- * You should have received a copy of the GNU Lesser General Public\r
- * License along with this library; see the file COPYING. If not, write to\r
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. \r
- *\r
- */\r
-\r
-#ifndef _GF_SYNC_LAYER_H_\r
-#define _GF_SYNC_LAYER_H_\r
-\r
-#ifdef __cplusplus\r
-extern "C" {\r
-#endif\r
-\r
- \r
-/*the Sync Layer config descriptor*/\r
-typedef struct\r
-{\r
- /*base descriptor*/\r
- u8 tag;\r
-\r
- u8 predefined;\r
- u8 useAccessUnitStartFlag;\r
- u8 useAccessUnitEndFlag;\r
- u8 useRandomAccessPointFlag;\r
- u8 hasRandomAccessUnitsOnlyFlag;\r
- u8 usePaddingFlag;\r
- u8 useTimestampsFlag;\r
- u8 useIdleFlag;\r
- u8 durationFlag;\r
- u32 timestampResolution;\r
- u32 OCRResolution;\r
- u8 timestampLength;\r
- u8 OCRLength;\r
- u8 AULength;\r
- u8 instantBitrateLength;\r
- u8 degradationPriorityLength;\r
- u8 AUSeqNumLength;\r
- u8 packetSeqNumLength;\r
- u32 timeScale;\r
- u16 AUDuration;\r
- u16 CUDuration;\r
- u64 startDTS;\r
- u64 startCTS;\r
-} GF_SLConfig;\r
-\r
-/***************************************\r
- SLConfig Tag\r
-***************************************/\r
-enum\r
-{\r
- SLPredef_Null = 0x01,\r
- SLPredef_MP4 = 0x02,\r
- /*intern to GPAC, means NO SL at all (for streams unable to handle AU reconstruction a timing)*/\r
- SLPredef_SkipSL = 0xF0\r
-};\r
-\r
-/*set SL predefined (assign all fields according to sl->predefined value)*/\r
-GF_Err gf_odf_slc_set_pref(GF_SLConfig *sl);\r
-\r
-\r
-typedef struct\r
-{\r
- u8 accessUnitStartFlag;\r
- u8 accessUnitEndFlag;\r
- u8 paddingFlag;\r
- u8 randomAccessPointFlag;\r
- u8 OCRflag;\r
- u8 idleFlag;\r
- u8 decodingTimeStampFlag;\r
- u8 compositionTimeStampFlag;\r
- u8 instantBitrateFlag;\r
- u8 degradationPriorityFlag;\r
-\r
- u8 paddingBits;\r
- u16 packetSequenceNumber;\r
- u64 objectClockReference;\r
- u16 AU_sequenceNumber;\r
- u64 decodingTimeStamp;\r
- u64 compositionTimeStamp;\r
- u16 accessUnitLength;\r
- u32 instantBitrate;\r
- u16 degradationPriority;\r
-\r
- /*this is NOT part of standard SL, only used internally: signals duration of access unit if known\r
- this is usefull for streams with very random updates, to prevent buffering for instance a subtitle stream\r
- which is likely to have no updates during the first minutes... expressed in media timescale*/\r
- u32 au_duration;\r
- /*ISMACryp extensions*/\r
- u8 isma_encrypted;\r
- u64 isma_BSO;\r
-} GF_SLHeader;\r
-\r
-\r
-/*packetize SL-PDU. If PDU is NULL or size 0, only writes the SL header*/\r
-void gf_sl_packetize(GF_SLConfig* slConfig, GF_SLHeader *Header, char *PDU, u32 size, char **outPacket, u32 *OutSize);\r
-/*gets SL header size in bytes*/\r
-u32 gf_sl_get_header_size(GF_SLConfig* slConfig, GF_SLHeader *Header);\r
-\r
-/*depacketize SL-PDU*/\r
-void gf_sl_depacketize(GF_SLConfig *slConfig, GF_SLHeader *Header, char *PDU, u32 PDULength, u32 *HeaderLen);\r
-\r
-\r
-#ifdef __cplusplus\r
-}\r
-#endif\r
-\r
-#endif /*_GF_SYNC_LAYER_H_*/\r
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