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ffmpeg: force 128k default audio bitrate if nothing is specified and there is no specific default

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This prevents breaking existing command lines in case the "ab" default is removed from libavcodec

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2015-08-18 03:27:52 +02:00
parent 777df1ff74
commit 628a73f8f3
1 changed files with 5 additions and 0 deletions
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ffmpeg.c
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@@ -2604,6 +2604,11 @@ static int init_output_stream(OutputStream *ost, char *error, int error_len)
if (!av_dict_get(ost->encoder_opts, "threads", NULL, 0))
av_dict_set(&ost->encoder_opts, "threads", "auto", 0);
av_dict_set(&ost->encoder_opts, "side_data_only_packets", "1", 0);
if (ost->enc->type == AVMEDIA_TYPE_AUDIO &&
!codec->defaults &&
!av_dict_get(ost->encoder_opts, "b", NULL, 0) &&
!av_dict_get(ost->encoder_opts, "ab", NULL, 0))
av_dict_set(&ost->encoder_opts, "b", "128000", 0);
if ((ret = avcodec_open2(ost->enc_ctx, codec, &ost->encoder_opts)) < 0) {
if (ret == AVERROR_EXPERIMENTAL)