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added pre-flash detecting support ;) 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2787 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2001-11-09 17:00:12 +00:00
parent ce1c6b954d
commit d9a0316829
1 changed files with 68 additions and 12 deletions
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80
libmpdemux/demux_mov.c
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@ -22,6 +22,8 @@
#include <zlib.h>
#endif
#include <fcntl.h>
typedef struct {
unsigned int pts; // duration
unsigned int size;
@ -140,6 +142,7 @@ void mov_build_index(mov_track_t* trak){
#define MOV_TRAK_VIDEO 1
#define MOV_TRAK_AUDIO 2
#define MOV_TRAK_FLASH 3
#define MOV_TRAK_GENERIC 4
typedef struct {
off_t moov_start;
@ -266,6 +269,11 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
// read audio data
break;
}
case MOV_FOURCC('g','m','h','d'): {
mp_msg(MSGT_DEMUX,MSGL_V,"MOV: %*sGeneric header!\n",level,"");
trak->type=MOV_TRAK_GENERIC;
break;
}
case MOV_FOURCC('s','t','s','d'): {
int i=stream_read_dword(demuxer->stream); // temp!
int count=stream_read_dword(demuxer->stream);
@ -308,7 +316,7 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
trak->durmap[i].dur=stream_read_dword(demuxer->stream);
pts+=trak->durmap[i].num*trak->durmap[i].dur;
if(i==0)
if(i==0 && trak->type == MOV_TRAK_VIDEO)
{
sh_video_t* sh=new_sh_video(demuxer,priv->track_db);
if (!sh->fps)
@ -345,20 +353,16 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
int entries=stream_read_dword(demuxer->stream);
int i;
trak->samplesize=ss;
if (ss)
{
mp_msg(MSGT_DEMUX,MSGL_V,"MOV: %*sSample size table! (fixed ss=%d) (ver:%d,flags:%ld)\n",
level,"",ss,ver,flags);
break;
}
mp_msg(MSGT_DEMUX,MSGL_V,"MOV: %*sSample size table! (entries=%d ss=%d) (ver:%d,flags:%ld)\n",
level,"",entries,ss,ver,flags);
// variable samplesize
trak->samples=realloc(trak->samples,sizeof(mov_sample_t)*entries);
trak->samples_size=entries;
for(i=0;i<entries;i++)
trak->samplesize=ss;
if (!ss) {
// variable samplesize
trak->samples=realloc(trak->samples,sizeof(mov_sample_t)*entries);
trak->samples_size=entries;
for(i=0;i<entries;i++)
trak->samples[i].size=stream_read_dword(demuxer->stream);
}
break;
}
case MOV_FOURCC('s','t','c','o'): {
@ -430,6 +434,10 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
#endif
break;
}
case MOV_FOURCC('c','o','d','e'):
{
#warning Implement atom 'code' for FLASH
}
default:
id = bswap_32(id);
mp_msg(MSGT_DEMUX,MSGL_V,"MOV: unknown chunk: %.4s %d\n",&id,(int)len);
@ -509,6 +517,54 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak
}
break;
}
case MOV_TRAK_GENERIC:
mp_msg(MSGT_DEMUX, MSGL_INFO, "Generic track - not completly understood! (id: %d)\n",
trak->id);
#warning Also this contains the FLASH data
#if 0
mp_msg(MSGT_DEMUX, MSGL_INFO, "Extracting samples to files (possibly this is an flash anim)\n");
{
int pos = stream_tell(demuxer->stream);
int i;
int fd;
char name[20];
for (i=0; i<trak->samples_size; i++)
{
char buf[trak->samples[i].size];
stream_seek(demuxer->stream, trak->samples[i].pos);
snprintf((char *)&name[0], 20, "samp%d", i);
fd = open((char *)&name[0], O_CREAT|O_WRONLY);
stream_read(demuxer->stream, &buf[0], trak->samples[i].size);
write(fd, &buf[0], trak->samples[i].size);
close(fd);
}
for (i=0; i<trak->chunks_size; i++)
{
char buf[trak->length];
stream_seek(demuxer->stream, trak->chunks[i].pos);
snprintf((char *)&name[0], 20, "chunk%d", i);
fd = open((char *)&name[0], O_CREAT|O_WRONLY);
stream_read(demuxer->stream, &buf[0], trak->length);
write(fd, &buf[0], trak->length);
close(fd);
}
if (trak->samplesize > 0)
{
char *buf;
buf = malloc(trak->samplesize);
stream_seek(demuxer->stream, trak->chunks[0].pos);
snprintf((char *)&name[0], 20, "trak%d", trak->id);
fd = open((char *)&name[0], O_CREAT|O_WRONLY);
stream_read(demuxer->stream, buf, trak->samplesize);
write(fd, buf, trak->samplesize);
close(fd);
}
stream_seek(demuxer->stream, pos);
}
#endif
break;
default:
mp_msg(MSGT_DEMUX, MSGL_INFO, "Unknown track type found (type: %d)\n", trak->type);
break;