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| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2005-09-02 19:16:48 +0000 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2005-09-02 19:16:48 +0000 |
| commit | b461b3bc4a14fe86aba4ed8e9adf30ab262896a2 (patch) | |
| tree | 6ebc879c0917029608f33b2a224cb9a85c7ed3b4 /libavformat/utils.c | |
| parent | 16beae15f3b610dfaa1d39d1effa25816c4185ae (diff) | |
| download | ffmpeg-b461b3bc4a14fe86aba4ed8e9adf30ab262896a2.tar.gz | |
Support de-/encoding of 24 and 32 bit PCM (from and to internal 16 bit).
Originally committed as revision 4548 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/utils.c')
| -rw-r--r-- | libavformat/utils.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index eb19eea527..7dede05b49 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -643,6 +643,23 @@ static int get_audio_frame_size(AVCodecContext *enc, int size) /* specific hack for pcm codecs because no frame size is provided */ switch(enc->codec_id) { + case CODEC_ID_PCM_S32LE: + case CODEC_ID_PCM_S32BE: + case CODEC_ID_PCM_U32LE: + case CODEC_ID_PCM_U32BE: + if (enc->channels == 0) + return -1; + frame_size = size / (4 * enc->channels); + break; + case CODEC_ID_PCM_S24LE: + case CODEC_ID_PCM_S24BE: + case CODEC_ID_PCM_U24LE: + case CODEC_ID_PCM_U24BE: + case CODEC_ID_PCM_S24DAUD: + if (enc->channels == 0) + return -1; + frame_size = size / (3 * enc->channels); + break; case CODEC_ID_PCM_S16LE: case CODEC_ID_PCM_S16BE: case CODEC_ID_PCM_U16LE: |