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fftools: use av_dict_get_string 

Instead of manually assembling the string, use av_dict_get_string
which handles things like proper escaping too (even though it is
not yet needed here).

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Marvin Scholz 2022-11-26 15:46:19 +01:00 committed by Andreas Rheinhardt
parent f1907faab4
commit ece29ad0dc
1 changed files with 14 additions and 19 deletions
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33
fftools/ffmpeg_filter.c
View File

@ -972,39 +972,34 @@ int configure_filtergraph(FilterGraph *fg)
if (simple) {
OutputStream *ost = fg->outputs[0]->ost;
char args[512];
const AVDictionaryEntry *e = NULL;
if (filter_nbthreads) {
ret = av_opt_set(fg->graph, "threads", filter_nbthreads, 0);
if (ret < 0)
goto fail;
} else {
const AVDictionaryEntry *e = NULL;
e = av_dict_get(ost->encoder_opts, "threads", NULL, 0);
if (e)
av_opt_set(fg->graph, "threads", e->value, 0);
}
args[0] = 0;
e = NULL;
while ((e = av_dict_get(ost->sws_dict, "", e,
AV_DICT_IGNORE_SUFFIX))) {
av_strlcatf(args, sizeof(args), "%s=%s:", e->key, e->value);
}
if (strlen(args)) {
args[strlen(args)-1] = 0;
fg->graph->scale_sws_opts = av_strdup(args);
if (av_dict_count(ost->sws_dict)) {
ret = av_dict_get_string(ost->sws_dict,
&fg->graph->scale_sws_opts,
'=', ':');
if (ret < 0)
goto fail;
}
args[0] = 0;
e = NULL;
while ((e = av_dict_get(ost->swr_opts, "", e,
AV_DICT_IGNORE_SUFFIX))) {
av_strlcatf(args, sizeof(args), "%s=%s:", e->key, e->value);
if (av_dict_count(ost->swr_opts)) {
char *args;
ret = av_dict_get_string(ost->swr_opts, &args, '=', ':');
if (ret < 0)
goto fail;
av_opt_set(fg->graph, "aresample_swr_opts", args, 0);
av_free(args);
}
if (strlen(args))
args[strlen(args)-1] = 0;
av_opt_set(fg->graph, "aresample_swr_opts", args, 0);
} else {
fg->graph->nb_threads = filter_complex_nbthreads;
}