/* format_new_match */
AsmFormat * format_new_match(char const * filename, FILE * fp)
{
char const path[] = LIBDIR "/" PACKAGE "/format";
DIR * dir;
struct dirent * de;
size_t len;
#ifdef __APPLE__
char const ext[] = ".dylib";
#else
char const ext[] = ".so";
#endif
int hasflat = 0;
AsmFormat * format = NULL;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(\"%s\")\n", __func__, filename);
#endif
if((dir = opendir(path)) == NULL)
{
error_set_code(1, "%s: %s", path, strerror(errno));
return NULL;
}
while((de = readdir(dir)) != NULL)
{
if((len = strlen(de->d_name)) < sizeof(ext))
continue;
if(strcmp(&de->d_name[len - sizeof(ext) + 1], ext) != 0)
continue;
de->d_name[len - sizeof(ext) + 1] = '\0';
if(strcmp(de->d_name, "flat") == 0)
hasflat = 1;
if((format = format_new(de->d_name)) == NULL)
continue;
if(format_init(format, NULL, filename, fp) == 0
&& format_match(format) == 1)
break;
format_delete(format);
format = NULL;
}
closedir(dir);
/* fallback on the "flat" format plug-in if necessary and available */
if(format == NULL && hasflat && (format = format_new("flat")) != NULL
&& format_init(format, NULL, filename, fp) != 0)
{
format_delete(format);
format = NULL;
}
return format;
}
mix_t *mix_new() {
mix_t *mix = g_slice_alloc0(sizeof(*mix));
format_init(&mix->format);
mix->sink_frame = av_frame_alloc();
for (int i = 0; i < NUM_INPUTS; i++)
mix->pts_offs[i] = (uint64_t) -1LL;
return mix;
}
static void mix_shutdown(mix_t *mix) {
if (mix->amix_ctx)
avfilter_free(mix->amix_ctx);
mix->amix_ctx = NULL;
if (mix->sink_ctx)
avfilter_free(mix->sink_ctx);
mix->sink_ctx = NULL;
for (int i = 0; i < NUM_INPUTS; i++) {
if (mix->src_ctxs[i])
avfilter_free(mix->src_ctxs[i]);
mix->src_ctxs[i] = NULL;
}
resample_shutdown(&mix->resample);
avfilter_graph_free(&mix->graph);
format_init(&mix->format);
}
