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rmenc: do not use AVCodecContext.frame_size

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It will not be set if the stream codec context is not the encoding
context. Use av_get_audio_frame_duration() instead, it should work for
all audio codecs supported by the muxer.
This commit is contained in:
Anton Khirnov 2014-11-15 16:48:59 +01:00
parent 458e53f51f
commit 1f008f34d5
1 changed files with 5 additions and 2 deletions
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7
libavformat/rmenc.c
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@ -185,9 +185,10 @@ static int rv10_write_header(AVFormatContext *ctx,
if (stream->enc->codec_type == AVMEDIA_TYPE_AUDIO) {
int coded_frame_size, fscode, sample_rate;
int frame_size = av_get_audio_frame_duration(stream->enc, 0);
sample_rate = stream->enc->sample_rate;
coded_frame_size = (stream->enc->bit_rate *
stream->enc->frame_size) / (8 * sample_rate);
frame_size) / (8 * sample_rate);
/* audio codec info */
avio_write(s, ".ra", 3);
avio_w8(s, 0xfd);
@ -315,6 +316,7 @@ static int rm_write_header(AVFormatContext *s)
for(n=0;n<s->nb_streams;n++) {
AVStream *st = s->streams[n];
int frame_size;
s->streams[n]->id = n;
codec = s->streams[n]->codec;
@ -327,7 +329,8 @@ static int rm_write_header(AVFormatContext *s)
switch(codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
rm->audio_stream = stream;
stream->frame_rate = (float)codec->sample_rate / (float)codec->frame_size;
frame_size = av_get_audio_frame_duration(codec, 0);
stream->frame_rate = (float)codec->sample_rate / (float)frame_size;
/* XXX: dummy values */
stream->packet_max_size = 1024;
stream->nb_packets = 0;