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	4a485daa7f
	
	
	
		
			
			* commit '4f7723cb3b913c577842a5bb088c804ddacac8df': movenc: Add an option for skipping writing the mfra/tfra/mfro trailer Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
		
			
				
	
	
		
			254 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			254 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * MOV, 3GP, MP4 muxer
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|  * Copyright (c) 2003 Thomas Raivio
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|  * Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
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|  * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
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|  *
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|  * This file is part of FFmpeg.
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|  *
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|  * FFmpeg is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2.1 of the License, or (at your option) any later version.
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|  *
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|  * FFmpeg is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public
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|  * License along with FFmpeg; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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|  */
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| 
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| #ifndef AVFORMAT_MOVENC_H
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| #define AVFORMAT_MOVENC_H
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| 
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| #include "avformat.h"
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| #include "movenccenc.h"
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| 
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| #define MOV_FRAG_INFO_ALLOC_INCREMENT 64
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| #define MOV_INDEX_CLUSTER_SIZE 1024
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| #define MOV_TIMESCALE 1000
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| 
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| #define RTP_MAX_PACKET_SIZE 1450
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| 
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| #define MODE_MP4  0x01
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| #define MODE_MOV  0x02
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| #define MODE_3GP  0x04
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| #define MODE_PSP  0x08 // example working PSP command line:
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| // ffmpeg -i testinput.avi  -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
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| #define MODE_3G2  0x10
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| #define MODE_IPOD 0x20
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| #define MODE_ISM  0x40
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| #define MODE_F4V  0x80
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| 
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| typedef struct MOVIentry {
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|     uint64_t     pos;
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|     int64_t      dts;
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|     unsigned int size;
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|     unsigned int samples_in_chunk;
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|     unsigned int chunkNum;              ///< Chunk number if the current entry is a chunk start otherwise 0
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|     unsigned int entries;
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|     int          cts;
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| #define MOV_SYNC_SAMPLE         0x0001
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| #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
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|     uint32_t     flags;
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| } MOVIentry;
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| 
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| typedef struct HintSample {
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|     uint8_t *data;
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|     int size;
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|     int sample_number;
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|     int offset;
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|     int own_data;
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| } HintSample;
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| 
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| typedef struct HintSampleQueue {
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|     int size;
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|     int len;
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|     HintSample *samples;
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| } HintSampleQueue;
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| 
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| typedef struct MOVFragmentInfo {
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|     int64_t offset;
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|     int64_t time;
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|     int64_t duration;
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|     int64_t tfrf_offset;
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|     int size;
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| } MOVFragmentInfo;
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| 
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| typedef struct MOVTrack {
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|     int         mode;
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|     int         entry;
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|     unsigned    timescale;
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|     uint64_t    time;
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|     int64_t     track_duration;
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|     int         last_sample_is_subtitle_end;
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|     long        sample_count;
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|     long        sample_size;
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|     long        chunkCount;
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|     int         has_keyframes;
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| #define MOV_TRACK_CTTS         0x0001
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| #define MOV_TRACK_STPS         0x0002
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| #define MOV_TRACK_ENABLED      0x0004
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|     uint32_t    flags;
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| #define MOV_TIMECODE_FLAG_DROPFRAME     0x0001
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| #define MOV_TIMECODE_FLAG_24HOURSMAX    0x0002
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| #define MOV_TIMECODE_FLAG_ALLOWNEGATIVE 0x0004
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|     uint32_t    timecode_flags;
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|     int         language;
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|     int         track_id;
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|     int         tag; ///< stsd fourcc
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|     AVStream        *st;
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|     AVCodecParameters *par;
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|     int multichannel_as_mono;
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| 
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|     int         vos_len;
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|     uint8_t     *vos_data;
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|     MOVIentry   *cluster;
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|     unsigned    cluster_capacity;
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|     int         audio_vbr;
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|     int         height; ///< active picture (w/o VBI) height for D-10/IMX
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|     uint32_t    tref_tag;
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|     int         tref_id; ///< trackID of the referenced track
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|     int64_t     start_dts;
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|     int64_t     start_cts;
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|     int64_t     end_pts;
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|     int         end_reliable;
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| 
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|     int         hint_track;   ///< the track that hints this track, -1 if no hint track is set
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|     int         src_track;    ///< the track that this hint (or tmcd) track describes
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|     AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
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|     uint32_t    prev_rtp_ts;
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|     int64_t     cur_rtp_ts_unwrapped;
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|     uint32_t    max_packet_size;
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| 
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|     int64_t     default_duration;
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|     uint32_t    default_sample_flags;
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|     uint32_t    default_size;
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| 
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|     HintSampleQueue sample_queue;
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| 
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|     AVIOContext *mdat_buf;
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|     int64_t     data_offset;
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|     int64_t     frag_start;
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|     int         frag_discont;
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|     int         entries_flushed;
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| 
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|     int         nb_frag_info;
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|     MOVFragmentInfo *frag_info;
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|     unsigned    frag_info_capacity;
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| 
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|     struct {
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|         int     first_packet_seq;
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|         int     first_packet_entry;
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|         int     first_packet_seen;
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|         int     first_frag_written;
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|         int     packet_seq;
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|         int     packet_entry;
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|         int     slices;
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|     } vc1_info;
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| 
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|     void       *eac3_priv;
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| 
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|     MOVMuxCencContext cenc;
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| 
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|     uint32_t palette[AVPALETTE_COUNT];
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|     int pal_done;
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| 
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|     int is_unaligned_qt_rgb;
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| } MOVTrack;
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| 
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| typedef enum {
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|     MOV_ENC_NONE = 0,
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|     MOV_ENC_CENC_AES_CTR,
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| } MOVEncryptionScheme;
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| 
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| typedef struct MOVMuxContext {
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|     const AVClass *av_class;
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|     int     mode;
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|     int64_t time;
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|     int     nb_streams;
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|     int     nb_meta_tmcd;  ///< number of new created tmcd track based on metadata (aka not data copy)
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|     int     chapter_track; ///< qt chapter track number
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|     int64_t mdat_pos;
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|     uint64_t mdat_size;
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|     MOVTrack *tracks;
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| 
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|     int flags;
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|     int rtp_flags;
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| 
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|     int iods_skip;
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|     int iods_video_profile;
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|     int iods_audio_profile;
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| 
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|     int moov_written;
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|     int fragments;
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|     int max_fragment_duration;
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|     int min_fragment_duration;
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|     int max_fragment_size;
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|     int ism_lookahead;
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|     AVIOContext *mdat_buf;
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|     int first_trun;
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| 
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|     int video_track_timescale;
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| 
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|     int reserved_moov_size; ///< 0 for disabled, -1 for automatic, size otherwise
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|     int64_t reserved_header_pos;
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| 
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|     char *major_brand;
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| 
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|     int per_stream_grouping;
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|     AVFormatContext *fc;
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| 
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|     int use_editlist;
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|     float gamma;
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| 
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|     int frag_interleave;
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|     int missing_duration_warned;
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| 
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|     char *encryption_scheme_str;
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|     MOVEncryptionScheme encryption_scheme;
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|     uint8_t *encryption_key;
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|     int encryption_key_len;
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|     uint8_t *encryption_kid;
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|     int encryption_kid_len;
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| 
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|     int need_rewrite_extradata;
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| 
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|     int use_stream_ids_as_track_ids;
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|     int track_ids_ok;
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|     int write_tmcd;
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| } MOVMuxContext;
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| 
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| #define FF_MOV_FLAG_RTP_HINT              (1 <<  0)
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| #define FF_MOV_FLAG_FRAGMENT              (1 <<  1)
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| #define FF_MOV_FLAG_EMPTY_MOOV            (1 <<  2)
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| #define FF_MOV_FLAG_FRAG_KEYFRAME         (1 <<  3)
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| #define FF_MOV_FLAG_SEPARATE_MOOF         (1 <<  4)
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| #define FF_MOV_FLAG_FRAG_CUSTOM           (1 <<  5)
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| #define FF_MOV_FLAG_ISML                  (1 <<  6)
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| #define FF_MOV_FLAG_FASTSTART             (1 <<  7)
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| #define FF_MOV_FLAG_OMIT_TFHD_OFFSET      (1 <<  8)
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| #define FF_MOV_FLAG_DISABLE_CHPL          (1 <<  9)
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| #define FF_MOV_FLAG_DEFAULT_BASE_MOOF     (1 << 10)
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| #define FF_MOV_FLAG_DASH                  (1 << 11)
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| #define FF_MOV_FLAG_FRAG_DISCONT          (1 << 12)
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| #define FF_MOV_FLAG_DELAY_MOOV            (1 << 13)
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| #define FF_MOV_FLAG_GLOBAL_SIDX           (1 << 14)
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| #define FF_MOV_FLAG_WRITE_COLR            (1 << 15)
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| #define FF_MOV_FLAG_WRITE_GAMA            (1 << 16)
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| #define FF_MOV_FLAG_USE_MDTA              (1 << 17)
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| #define FF_MOV_FLAG_SKIP_TRAILER          (1 << 18)
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| 
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| int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
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| 
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| int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
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| int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
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|                              int track_index, int sample,
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|                              uint8_t *sample_data, int sample_size);
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| void ff_mov_close_hinting(MOVTrack *track);
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| 
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| #endif /* AVFORMAT_MOVENC_H */
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