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authorAnton Khirnov <anton@khirnov.net>2022-06-20 14:13:43 +0200
committerAnton Khirnov <anton@khirnov.net>2022-07-28 16:37:16 +0200
commitb898dc89340ba34a5f45e084fd65b00419591d47 (patch)
tree4209e9a702d6a56741235f994c115d2589521e44
parent74176f3cd6082c61ac8fececabd485e84ab219a3 (diff)
fftools/ffmpeg_opt: factor auto-mapping audio out of open_output_file()
-rw-r--r--fftools/ffmpeg_opt.c71
1 files changed, 40 insertions, 31 deletions
diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index 9b08c68ec5..e426768f7c 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -2541,6 +2541,44 @@ static void map_auto_video(OutputFile *of, AVFormatContext *oc,
new_video_stream(o, oc, idx);
}
+static void map_auto_audio(OutputFile *of, AVFormatContext *oc,
+ OptionsContext *o)
+{
+ InputStream *ist;
+
+ /* audio: most channels */
+ if (av_guess_codec(oc->oformat, NULL, oc->url, NULL, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
+ int best_score = 0, idx = -1;
+ for (int j = 0; j < nb_input_files; j++) {
+ InputFile *ifile = input_files[j];
+ int file_best_score = 0, file_best_idx = -1;
+ for (int i = 0; i < ifile->nb_streams; i++) {
+ int score;
+ ist = input_streams[ifile->ist_index + i];
+ score = ist->st->codecpar->ch_layout.nb_channels
+ + 100000000 * !!(ist->st->event_flags & AVSTREAM_EVENT_FLAG_NEW_PACKETS)
+ + 5000000*!!(ist->st->disposition & AV_DISPOSITION_DEFAULT);
+ if (ist->user_set_discard == AVDISCARD_ALL)
+ continue;
+ if (ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO &&
+ score > file_best_score) {
+ file_best_score = score;
+ file_best_idx = ifile->ist_index + i;
+ }
+ }
+ if (file_best_idx >= 0) {
+ file_best_score -= 5000000*!!(input_streams[file_best_idx]->st->disposition & AV_DISPOSITION_DEFAULT);
+ if (file_best_score > best_score) {
+ best_score = file_best_score;
+ idx = file_best_idx;
+ }
+ }
+ }
+ if (idx >= 0)
+ new_audio_stream(o, oc, idx);
+ }
+}
+
static int open_output_file(OptionsContext *o, const char *filename)
{
AVFormatContext *oc;
@@ -2621,38 +2659,9 @@ static int open_output_file(OptionsContext *o, const char *filename)
/* pick the "best" stream of each type */
if (!o->video_disable)
map_auto_video(of, oc, o);
+ if (!o->audio_disable)
+ map_auto_audio(of, oc, o);
- /* audio: most channels */
- if (!o->audio_disable && av_guess_codec(oc->oformat, NULL, filename, NULL, AVMEDIA_TYPE_AUDIO) != AV_CODEC_ID_NONE) {
- int best_score = 0, idx = -1;
- for (j = 0; j < nb_input_files; j++) {
- InputFile *ifile = input_files[j];
- int file_best_score = 0, file_best_idx = -1;
- for (i = 0; i < ifile->nb_streams; i++) {
- int score;
- ist = input_streams[ifile->ist_index + i];
- score = ist->st->codecpar->ch_layout.nb_channels
- + 100000000 * !!(ist->st->event_flags & AVSTREAM_EVENT_FLAG_NEW_PACKETS)
- + 5000000*!!(ist->st->disposition & AV_DISPOSITION_DEFAULT);
- if (ist->user_set_discard == AVDISCARD_ALL)
- continue;
- if (ist->st->codecpar->codec_type == AVMEDIA_TYPE_AUDIO &&
- score > file_best_score) {
- file_best_score = score;
- file_best_idx = ifile->ist_index + i;
- }
- }
- if (file_best_idx >= 0) {
- file_best_score -= 5000000*!!(input_streams[file_best_idx]->st->disposition & AV_DISPOSITION_DEFAULT);
- if (file_best_score > best_score) {
- best_score = file_best_score;
- idx = file_best_idx;
- }
- }
- }
- if (idx >= 0)
- new_audio_stream(o, oc, idx);
- }
/* subtitles: pick first */
MATCH_PER_TYPE_OPT(codec_names, str, subtitle_codec_name, oc, "s");