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avcodec/adpcm: remove unused shift parameter from adpcm_ima_qt_expand_nibble()

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Signed-off-by: Zane van Iperen <zane@zanevaniperen.com>
This commit is contained in:
Zane van Iperen 2020-04-11 08:12:40 +00:00 committed by Carl Eugen Hoyos
parent 5325423437
commit 67c4405fac
1 changed files with 9 additions and 9 deletions
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18
libavcodec/adpcm.c
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@ -348,7 +348,7 @@ static inline int16_t adpcm_ima_wav_expand_nibble(ADPCMChannelStatus *c, GetBitC
return (int16_t)c->predictor;
}
static inline int adpcm_ima_qt_expand_nibble(ADPCMChannelStatus *c, int nibble, int shift)
static inline int adpcm_ima_qt_expand_nibble(ADPCMChannelStatus *c, int nibble)
{
int step_index;
int predictor;
@ -969,8 +969,8 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
for (m = 0; m < 64; m += 2) {
int byte = bytestream2_get_byteu(&gb);
samples[m ] = adpcm_ima_qt_expand_nibble(cs, byte & 0x0F, 3);
samples[m + 1] = adpcm_ima_qt_expand_nibble(cs, byte >> 4 , 3);
samples[m ] = adpcm_ima_qt_expand_nibble(cs, byte & 0x0F);
samples[m + 1] = adpcm_ima_qt_expand_nibble(cs, byte >> 4 );
}
}
break;
@ -1280,16 +1280,16 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
case AV_CODEC_ID_ADPCM_IMA_SSI:
while (bytestream2_get_bytes_left(&gb) > 0) {
int v = bytestream2_get_byteu(&gb);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[0], v >> 4 , 3);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[st], v & 0x0F, 3);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[0], v >> 4 );
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[st], v & 0x0F);
}
break;
case AV_CODEC_ID_ADPCM_IMA_APM:
for (n = nb_samples / 2; n > 0; n--) {
for (channel = 0; channel < avctx->channels; channel++) {
int v = bytestream2_get_byteu(&gb);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[channel], v >> 4 , 3);
samples[st] = adpcm_ima_qt_expand_nibble(&c->status[channel], v & 0x0F, 3);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[channel], v >> 4 );
samples[st] = adpcm_ima_qt_expand_nibble(&c->status[channel], v & 0x0F);
}
samples += avctx->channels;
}
@ -1640,8 +1640,8 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
for (n = nb_samples >> (1 - st); n > 0; n--) {
int v = bytestream2_get_byteu(&gb);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[0 ], v >> 4, 3);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[st], v & 0xf, 3);
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[0 ], v >> 4 );
*samples++ = adpcm_ima_qt_expand_nibble(&c->status[st], v & 0xf);
}
break;
case AV_CODEC_ID_ADPCM_CT: