121 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * MOV, 3GP, MP4 muxer
 | |
|  * Copyright (c) 2003 Thomas Raivio
 | |
|  * Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
 | |
|  * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
 | |
|  *
 | |
|  * This file is part of FFmpeg.
 | |
|  *
 | |
|  * FFmpeg is free software; you can redistribute it and/or
 | |
|  * modify it under the terms of the GNU Lesser General Public
 | |
|  * License as published by the Free Software Foundation; either
 | |
|  * version 2.1 of the License, or (at your option) any later version.
 | |
|  *
 | |
|  * FFmpeg is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 | |
|  * Lesser General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU Lesser General Public
 | |
|  * License along with FFmpeg; if not, write to the Free Software
 | |
|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 | |
|  */
 | |
| 
 | |
| #ifndef AVFORMAT_MOVENC_H
 | |
| #define AVFORMAT_MOVENC_H
 | |
| 
 | |
| #include "avformat.h"
 | |
| 
 | |
| #define MOV_INDEX_CLUSTER_SIZE 16384
 | |
| #define MOV_TIMESCALE 1000
 | |
| 
 | |
| #define RTP_MAX_PACKET_SIZE 1450
 | |
| 
 | |
| #define MODE_MP4  0x01
 | |
| #define MODE_MOV  0x02
 | |
| #define MODE_3GP  0x04
 | |
| #define MODE_PSP  0x08 // example working PSP command line:
 | |
| // ffmpeg -i testinput.avi  -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
 | |
| #define MODE_3G2  0x10
 | |
| #define MODE_IPOD 0x20
 | |
| 
 | |
| typedef struct MOVIentry {
 | |
|     unsigned int size;
 | |
|     uint64_t     pos;
 | |
|     unsigned int samplesInChunk;
 | |
|     unsigned int entries;
 | |
|     int          cts;
 | |
|     int64_t      dts;
 | |
| #define MOV_SYNC_SAMPLE         0x0001
 | |
| #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
 | |
|     uint32_t     flags;
 | |
| } MOVIentry;
 | |
| 
 | |
| typedef struct HintSample {
 | |
|     uint8_t *data;
 | |
|     int size;
 | |
|     int sample_number;
 | |
|     int offset;
 | |
|     int own_data;
 | |
| } HintSample;
 | |
| 
 | |
| typedef struct {
 | |
|     int size;
 | |
|     int len;
 | |
|     HintSample *samples;
 | |
| } HintSampleQueue;
 | |
| 
 | |
| typedef struct MOVIndex {
 | |
|     int         mode;
 | |
|     int         entry;
 | |
|     unsigned    timescale;
 | |
|     uint64_t    time;
 | |
|     int64_t     trackDuration;
 | |
|     long        sampleCount;
 | |
|     long        sampleSize;
 | |
|     int         hasKeyframes;
 | |
| #define MOV_TRACK_CTTS         0x0001
 | |
| #define MOV_TRACK_STPS         0x0002
 | |
|     uint32_t    flags;
 | |
|     int         language;
 | |
|     int         trackID;
 | |
|     int         tag; ///< stsd fourcc
 | |
|     AVCodecContext *enc;
 | |
| 
 | |
|     int         vosLen;
 | |
|     uint8_t     *vosData;
 | |
|     MOVIentry   *cluster;
 | |
|     int         audio_vbr;
 | |
|     int         height; ///< active picture (w/o VBI) height for D-10/IMX
 | |
|     uint32_t    tref_tag;
 | |
|     int         tref_id; ///< trackID of the referenced track
 | |
| 
 | |
|     int         hint_track;   ///< the track that hints this track, -1 if no hint track is set
 | |
|     int         src_track;    ///< the track that this hint track describes
 | |
|     AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
 | |
|     uint32_t    prev_rtp_ts;
 | |
|     int64_t     cur_rtp_ts_unwrapped;
 | |
|     uint32_t    max_packet_size;
 | |
| 
 | |
|     HintSampleQueue sample_queue;
 | |
| } MOVTrack;
 | |
| 
 | |
| typedef struct MOVMuxContext {
 | |
|     int     mode;
 | |
|     int64_t time;
 | |
|     int     nb_streams;
 | |
|     int     chapter_track; ///< qt chapter track number
 | |
|     int64_t mdat_pos;
 | |
|     uint64_t mdat_size;
 | |
|     MOVTrack *tracks;
 | |
| } MOVMuxContext;
 | |
| 
 | |
| int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
 | |
| 
 | |
| int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
 | |
| int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
 | |
|                              int track_index, int sample);
 | |
| void ff_mov_close_hinting(MOVTrack *track);
 | |
| 
 | |
| #endif /* AVFORMAT_MOVENC_H */
 |