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ffmpeg.wasm-core
Commit b82c1a37 authored by Paul B Mahol's avatar Paul B Mahol
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avcodec/adpcm: clip step for ADPCM MTAF decoder 

Signed-off-by: 's avatarPaul B Mahol <onemda@gmail.com>
parent 4d677c7a
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Showing with 2 additions and 2 deletions
libavcodec/adpcm.c
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......@@ -909,8 +909,8 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
case AV_CODEC_ID_ADPCM_MTAF:
for (channel = 0; channel < avctx->channels; channel+=2) {
bytestream2_skipu(&gb, 4);
c->status[channel ].step = bytestream2_get_le16u(&gb);
c->status[channel + 1].step = bytestream2_get_le16u(&gb);
c->status[channel ].step = bytestream2_get_le16u(&gb) & 0x1f;
c->status[channel + 1].step = bytestream2_get_le16u(&gb) & 0x1f;
c->status[channel ].predictor = sign_extend(bytestream2_get_le16u(&gb), 16);
bytestream2_skipu(&gb, 2);
c->status[channel + 1].predictor = sign_extend(bytestream2_get_le16u(&gb), 16);
......
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