mirror of https://git.ffmpeg.org/ffmpeg.git
wmalosslessdec: Reset residues to 0 if they were not decoded from bitstream.
If channel residues are have not been decoded from bitstream, they should be initialized to 0 instead of using values from previous subframe. This causes bursts of noise in silent parts of some files. This patch fixes bug #1055 Reviewed-by: Benjamin Larsson <benjamin@southpole.se> Reviewed-by: Mashiat Sarker Shakkhar <mashiat.sarker@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -955,7 +955,8 @@ static int decode_subframe(WmallDecodeCtx *s)
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else
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use_normal_update_speed(s, i);
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revert_cdlms(s, i, 0, subframe_len);
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}
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} else
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memset(s->channel_residues, 0, sizeof(s->channel_residues));
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}
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if (s->do_mclms)
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revert_mclms(s, subframe_len);
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