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Added definition and utility functions to handle AVProgram(s) in AVFormatContext

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Originally committed as revision 10579 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Nico Sabbi 2007-09-25 20:45:46 +00:00
parent 9990460353
commit 15afa396e4
2 changed files with 58 additions and 2 deletions
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42
libavformat/utils.c
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@ -2067,6 +2067,11 @@ void av_close_input_file(AVFormatContext *s)
av_free(st->codec);
av_free(st);
}
for(i=s->nb_programs-1; i>=0; i--) {
av_freep(&s->programs[i]->provider_name);
av_freep(&s->programs[i]->name);
av_freep(&s->programs[i]);
}
flush_packet_queue(s);
must_open_file = 1;
if (s->iformat->flags & AVFMT_NOFILE) {
@ -2113,6 +2118,43 @@ AVStream *av_new_stream(AVFormatContext *s, int id)
return st;
}
AVProgram *av_new_program(AVFormatContext *ac, int id)
{
AVProgram *program=NULL;
int i;
#ifdef DEBUG_SI
av_log(ac, AV_LOG_DEBUG, "new_program: id=0x%04x\n", id);
#endif
for(i=0; i<ac->nb_programs; i++)
if(ac->programs[i]->id == id)
program = ac->programs[i];
if(!program){
program = av_mallocz(sizeof(AVProgram));
if (!program)
return NULL;
dynarray_add(&ac->programs, &ac->nb_programs, program);
program->discard = AVDISCARD_NONE;
}
program->id = id;
return program;
}
void av_set_program_name(AVProgram *program, char *provider_name, char *name)
{
assert(!provider_name == !name);
if(name){
av_free(program->provider_name);
av_free(program-> name);
program->provider_name = av_strdup(provider_name);
program-> name = av_strdup( name);
}
}
/************************************************************/
/* output media file */