generic-library/ffmpeg
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Support decoding of 8 bit True Audio samples-

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Many samples will fail because "Output buffer size is too small."
This commit is contained in:
Carl Eugen Hoyos
2011-05-03 01:06:18 +02:00
parent fba418e670
commit 4cf2e30f05
1 changed files with 8 additions and 1 deletions
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9
libavcodec/tta.c
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@@ -263,7 +263,7 @@ static av_cold int tta_decode_init(AVCodecContext * avctx)
return -1; return -1;
} }
else switch(s->bps) { else switch(s->bps) {
// case 1: avctx->sample_fmt = AV_SAMPLE_FMT_U8; break; case 1: avctx->sample_fmt = AV_SAMPLE_FMT_U8; break;
case 2: avctx->sample_fmt = AV_SAMPLE_FMT_S16; break; case 2: avctx->sample_fmt = AV_SAMPLE_FMT_S16; break;
// case 3: avctx->sample_fmt = AV_SAMPLE_FMT_S24; break; // case 3: avctx->sample_fmt = AV_SAMPLE_FMT_S24; break;
case 4: avctx->sample_fmt = AV_SAMPLE_FMT_S32; break; case 4: avctx->sample_fmt = AV_SAMPLE_FMT_S32; break;
@@ -442,6 +442,13 @@ static int tta_decode_frame(AVCodecContext *avctx,
// convert to output buffer // convert to output buffer
switch(s->bps) { switch(s->bps) {
case 1: {
uint8_t *samples = data;
for (p = s->decode_buffer; p < s->decode_buffer + (framelen * s->channels); p++)
*samples++ = *p + 0x80;
*data_size = samples - (uint8_t *)data;
break;
}
case 2: { case 2: {
uint16_t *samples = data; uint16_t *samples = data;
for (p = s->decode_buffer; p < s->decode_buffer + (framelen * s->channels); p++) { for (p = s->decode_buffer; p < s->decode_buffer + (framelen * s->channels); p++) {