Skip to content

F
ffmpeg.wasm-core
Commit 159831cc authored by Ronald S. Bultje's avatar Ronald S. Bultje
Browse files
Options

adpcm: convert adpcm_xa to bytestream2.

parent 16b7a5e2
Hide whitespace changes
Inline Side-by-side
Showing with 5 additions and 6 deletions
libavcodec/adpcm.c
View file @ 159831cc
......@@ -292,7 +292,7 @@ static int xa_decode(AVCodecContext *avctx,
for(j=0;j<28;j++) {
d = in[16+i+j*4];
t = (signed char)(d<<4)>>4;
t = sign_extend(d, 4);
s = ( t<<shift ) + ((s_1*f0 + s_2*f1+32)>>6);
s_2 = s_1;
s_1 = av_clip_int16(s);
......@@ -322,7 +322,7 @@ static int xa_decode(AVCodecContext *avctx,
for(j=0;j<28;j++) {
d = in[16+i+j*4];
t = (signed char)d >> 4;
t = sign_extend(d >> 4, 4);
s = ( t<<shift ) + ((s_1*f0 + s_2*f1+32)>>6);
s_2 = s_1;
s_1 = av_clip_int16(s);
......@@ -834,13 +834,12 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
bytestream2_seek(&gb, 0, SEEK_END);
break;
case CODEC_ID_ADPCM_XA:
while (buf_size >= 128) {
if ((ret = xa_decode(avctx, samples, src, &c->status[0],
while (bytestream2_get_bytes_left(&gb) >= 128) {
if ((ret = xa_decode(avctx, samples, buf + bytestream2_tell(&gb), &c->status[0],
&c->status[1], avctx->channels)) < 0)
return ret;
src += 128;
bytestream2_skipu(&gb, 128);
samples += 28 * 8;
buf_size -= 128;
}
break;
case CODEC_ID_ADPCM_IMA_EA_EACS:
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment