On 8/22/14, Christophe Gisquet <christophe.gisq...@gmail.com> wrote:
> In some cases, in particular if several blocks are needed because of
> the channel layout (e.g. 2.1), the information used to write the
> trailing bits terminating the sample data was not reset.
>
> This would cause potential desync on the decoder, although decoded
> samples were actually mostly fine.
>
> Fixes ticket #3879.
> ---
> libavcodec/wavpackenc.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/libavcodec/wavpackenc.c b/libavcodec/wavpackenc.c
> index 299a035..63971c6 100644
> --- a/libavcodec/wavpackenc.c
> +++ b/libavcodec/wavpackenc.c
> @@ -2487,6 +2487,9 @@ static int wavpack_encode_block(WavPackEncodeContext
> *s,
> struct Decorr *dpp;
> PutByteContext pb;
>
> + if (s->flags & WV_MONO_DATA) {
> + CLEAR(s->w);
> + }
> if (!(s->flags & WV_MONO) && s->optimize_mono) {
> int32_t lor = 0, diff = 0;
>
> --
> 1.9.2.msysgit.0
>
> _______________________________________________
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> ffmpeg-devel@ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
lgtm
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