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vmdaudio: remove duplicated code by merging mono and stereo decoding.

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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit 1328d43313)
This commit is contained in:
Justin Ruggles 2011-02-23 13:10:59 -05:00 committed by Michael Niedermayer
parent 994e445a17
commit 2ac19b75c0
1 changed files with 1 additions and 22 deletions
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23
libavcodec/vmdav.c
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@ -475,19 +475,16 @@ static void vmdaudio_decode_audio(VmdAudioContext *s, unsigned char *data,
static int vmdaudio_loadsound(VmdAudioContext *s, unsigned char *data,
const uint8_t *buf, int silence, int data_size)
{
int bytes_decoded = 0;
int i;
// if (silence)
// av_log(s->avctx, AV_LOG_INFO, "silent block!\n");
if (s->channels == 2) {
/* stereo handling */
if (silence) {
memset(data, 0, data_size * 2);
} else {
if (s->bits == 16)
vmdaudio_decode_audio(s, data, buf, data_size, 1);
vmdaudio_decode_audio(s, data, buf, data_size, s->channels == 2);
else {
/* copy the data but convert it to signed */
for (i = 0; i < data_size; i++){
@ -496,24 +493,6 @@ static int vmdaudio_loadsound(VmdAudioContext *s, unsigned char *data,
}
}
}
} else {
bytes_decoded = data_size * 2;
/* mono handling */
if (silence) {
memset(data, 0, data_size * 2);
} else {
if (s->bits == 16) {
vmdaudio_decode_audio(s, data, buf, data_size, 0);
} else {
/* copy the data but convert it to signed */
for (i = 0; i < data_size; i++){
*data++ = buf[i] + 0x80;
*data++ = buf[i] + 0x80;
}
}
}
}
return data_size * 2;
}