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extra-dependencies/debian/transcode/transcode-1.1.7/import/tcextract.c

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/*
* tcextract.c
*
* Copyright (C) Thomas Oestreich - June 2001
*
* This file is part of transcode, a video stream processing tool
*
* transcode is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* transcode 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "transcode.h"
#include "tcinfo.h"
#include <limits.h>
#include "libtc/xio.h"
#include "ioaux.h"
#include "tc.h"
#define EXE "tcextract"
#define MAX_BUF 1024
int verbose=TC_INFO;
void import_exit(int code)
{
if(verbose & TC_DEBUG)
tc_log_msg(EXE, "(pid=%d) exit (code %d)", (int) getpid(), code);
exit(code);
}
/* ------------------------------------------------------------
*
* print a usage/version message
*
* ------------------------------------------------------------*/
void version(void)
{
/* print id string to stderr */
fprintf(stderr, "%s (%s v%s) (C) 2001-2003 Thomas Oestreich"
" 2003-2010 Transcode Team\n",
EXE, PACKAGE, VERSION);
}
static void usage(int status)
{
version();
fprintf(stderr,"\nUsage: %s [options]\n", EXE);
fprintf(stderr," -i name input file name [stdin]\n");
fprintf(stderr," -t magic file type [autodetect]\n");
fprintf(stderr," -a track track number [0]\n");
fprintf(stderr," -x codec source codec\n");
fprintf(stderr," -d mode verbosity mode\n");
fprintf(stderr," -C s-e process only (video frame/audio byte) range [all]\n");
fprintf(stderr," -f seekfile seek/index file [off]\n");
fprintf(stderr," -v print version\n");
exit(status);
}
/* ------------------------------------------------------------
*
* universal extract thread frontend
*
* ------------------------------------------------------------*/
int main(int argc, char *argv[])
{
info_t ipipe;
int user=0;
long
stream_stype = TC_STYPE_UNKNOWN,
stream_magic = TC_MAGIC_UNKNOWN,
stream_codec = TC_CODEC_UNKNOWN;
int ch, done=0, track=0;
char *magic=NULL, *codec=NULL, *name=NULL;
//proper initialization
memset(&ipipe, 0, sizeof(info_t));
ipipe.frame_limit[0]=0;
ipipe.frame_limit[1]=LONG_MAX;
libtc_init(&argc, &argv);
while ((ch = getopt(argc, argv, "d:x:i:f:a:vt:C:?h")) != -1) {
switch (ch) {
case 'i':
if(optarg[0]=='-') usage(EXIT_FAILURE);
name = optarg;
break;
case 'd':
if(optarg[0]=='-') usage(EXIT_FAILURE);
verbose = atoi(optarg);
break;
case 'x':
if(optarg[0]=='-') usage(EXIT_FAILURE);
codec = optarg;
break;
case 'f':
if(optarg[0]=='-') usage(EXIT_FAILURE);
ipipe.nav_seek_file = optarg;
break;
case 't':
if(optarg[0]=='-') usage(EXIT_FAILURE);
magic = optarg;
user=1;
break;
case 'a':
if(optarg[0]=='-') usage(EXIT_FAILURE);
track = strtol(optarg, NULL, 0);
break;
case 'C':
if(optarg[0]=='-') usage(EXIT_FAILURE);
if (2 != sscanf(optarg,"%ld-%ld", &ipipe.frame_limit[0], &ipipe.frame_limit[1])) usage(EXIT_FAILURE);
if (ipipe.frame_limit[0] > ipipe.frame_limit[1])
{
tc_log_error(EXE, "Invalid -C options");
usage(EXIT_FAILURE);
}
break;
case 'v':
version();
exit(0);
break;
case 'h':
usage(EXIT_SUCCESS);
default:
usage(EXIT_FAILURE);
}
}
ac_init(AC_ALL);
/* ------------------------------------------------------------
*
* fill out defaults for info structure
*
* ------------------------------------------------------------*/
// assume defaults
if(name==NULL) stream_stype=TC_STYPE_STDIN;
// no autodetection yet
if(codec==NULL && magic==NULL) {
tc_log_error(EXE, "invalid codec %s", codec);
usage(EXIT_FAILURE);
}
if(codec==NULL) codec="";
// do not try to mess with the stream
if(stream_stype!=TC_STYPE_STDIN) {
if(tc_file_check(name)) exit(1);
if((ipipe.fd_in = xio_open(name, O_RDONLY))<0) {
tc_log_perror(EXE, "file open");
return(-1);
}
stream_magic = fileinfo(ipipe.fd_in, 0);
if(verbose & TC_DEBUG)
tc_log_msg(EXE, "(pid=%d) %s", getpid(), filetype(stream_magic));
} else ipipe.fd_in = STDIN_FILENO;
if(verbose & TC_DEBUG)
tc_log_msg(EXE, "(pid=%d) starting, doing %s", getpid(), codec);
// fill out defaults for info structure
ipipe.fd_out = STDOUT_FILENO;
ipipe.magic = stream_magic;
ipipe.stype = stream_stype;
ipipe.codec = stream_codec;
ipipe.track = track;
ipipe.select = TC_VIDEO;
ipipe.verbose = verbose;
ipipe.name = name;
/* ------------------------------------------------------------
*
* codec specific section
*
* note: user provided magic values overwrite autodetection!
*
* ------------------------------------------------------------*/
if(magic==NULL) magic="";
// OGM
if (ipipe.magic == TC_MAGIC_OGG) {
// dummy for video
if(strcmp(codec, "raw")==0) ipipe.codec = TC_CODEC_RGB;
if((strcmp(codec, "vorbis")==0) || (strcmp(codec, "ogg")==0)) {
ipipe.codec = TC_CODEC_VORBIS;
ipipe.select = TC_AUDIO;
}
if(strcmp(codec, "mp3")==0) {
ipipe.codec = TC_CODEC_MP3;
ipipe.select = TC_AUDIO;
}
if(strcmp(codec, "pcm")==0) {
ipipe.codec = TC_CODEC_PCM;
ipipe.select = TC_AUDIO;
}
extract_ogm(&ipipe);
done = 1;
}
// MPEG2
if(strcmp(codec,"mpeg2")==0) {
ipipe.codec = TC_CODEC_MPEG2;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
if(strcmp(magic, "m2v")==0) ipipe.magic = TC_MAGIC_M2V;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
extract_mpeg2(&ipipe);
done = 1;
}
// PCM
if(strcmp(codec,"pcm")==0) {
ipipe.codec = TC_CODEC_PCM;
ipipe.select = TC_AUDIO;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "wav")==0) ipipe.magic = TC_MAGIC_WAV;
extract_pcm(&ipipe);
done = 1;
}
// SUBTITLE (private_stream_1)
if(strcmp(codec,"ps1")==0) {
ipipe.codec = TC_CODEC_PS1;
ipipe.select = TC_AUDIO;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
if(strcmp(magic, "vdr")==0) ipipe.magic = TC_MAGIC_VDR;
extract_ac3(&ipipe);
done = 1;
}
// DV
if(strcmp(codec,"dv")==0) {
ipipe.codec = TC_CODEC_DV;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
extract_dv(&ipipe);
done = 1;
}
// RGB
if(strcmp(codec,"rgb")==0) {
ipipe.codec = TC_CODEC_RGB;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "wav")==0) ipipe.magic = TC_MAGIC_WAV;
extract_rgb(&ipipe);
done = 1;
}
// DTS
if(strcmp(codec,"dts")==0) {
ipipe.codec = TC_CODEC_DTS;
ipipe.select = TC_AUDIO;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
extract_ac3(&ipipe);
done = 1;
}
// AC3
if(strcmp(codec,"ac3")==0) {
ipipe.codec = TC_CODEC_AC3;
ipipe.select = TC_AUDIO;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
extract_ac3(&ipipe);
done = 1;
}
// MP3
if(strcmp(codec,"mp3")==0 || strcmp(codec,"mp2")==0) {
ipipe.codec = TC_CODEC_MP3;
ipipe.select = TC_AUDIO;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "vob")==0) ipipe.magic = TC_MAGIC_VOB;
extract_mp3(&ipipe);
done = 1;
}
// YUV420P
if(strcmp(codec,"yuv420p")==0) {
ipipe.codec = TC_CODEC_YUV420P;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "yuv4mpeg")==0) ipipe.magic = TC_MAGIC_YUV4MPEG;
extract_yuv(&ipipe);
done = 1;
}
// YUV422P
if(strcmp(codec,"yuv422p")==0) {
ipipe.codec = TC_CODEC_YUV422P;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
if(strcmp(magic, "yuv4mpeg")==0) ipipe.magic = TC_MAGIC_YUV4MPEG;
extract_yuv(&ipipe);
done = 1;
}
// UYVY
if(strcmp(codec,"uyvy")==0) {
ipipe.codec = TC_CODEC_UYVY;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
extract_yuv(&ipipe);
done = 1;
}
// LZO
if(strcmp(codec,"lzo")==0) {
ipipe.codec = TC_CODEC_YUV420P;
if(strcmp(magic, "avi")==0) ipipe.magic = TC_MAGIC_AVI;
if(strcmp(magic, "raw")==0) ipipe.magic = TC_MAGIC_RAW;
extract_lzo(&ipipe);
done = 1;
}
// AVI extraction
//need to check if there isn't a codec from the input option (if we have a file with TC_MAGIC_AVI and we specify -x pcm we have pcm and rgb output)
if ((strcmp(magic, "avi")==0 || ipipe.magic==TC_MAGIC_AVI)&& (codec == NULL)) {
ipipe.magic=TC_MAGIC_AVI;
extract_avi(&ipipe);
done = 1;
}
if (strcmp(codec, "raw")==0 || strcmp(codec, "video")==0) {
ipipe.select=TC_VIDEO-1;
ipipe.magic=TC_MAGIC_AVI;
extract_avi(&ipipe);
done = 1;
}
if(!done) {
tc_log_error(EXE, "(pid=%d) unable to handle codec %s", getpid(), codec);
exit(1);
}
if(ipipe.fd_in != STDIN_FILENO) xio_close(ipipe.fd_in);
return(0);
}
#include "libtc/static_xio.h"
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