[FFmpeg-cvslog] wmalosslessdec: reset frame->nb_samples on packet loss

[Andreas Cadhalpun]

ffmpeg | branch: release/2.4 | Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com> | Fri Jul  3 00:02:44 2015 +0200| [9463930faf9f7aeb7242de0697def18342bd9374] | committer: Michael Niedermayer

wmalosslessdec: reset frame->nb_samples on packet loss

Otherwise a frame with non-zero nb_samples but without any data can be
returned.

Reviewed-by: Michael Niedermayer <michaelni at gmx.at>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
(cherry picked from commit 42e7a5b3c704985c2c18970cc94a837b413df9d9)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9463930faf9f7aeb7242de0697def18342bd9374
---

 libavcodec/wmalosslessdec.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c
index 75fc84b..05d660e 100644
--- a/libavcodec/wmalosslessdec.c
+++ b/libavcodec/wmalosslessdec.c
@@ -1029,6 +1029,7 @@ static int decode_frame(WmallDecodeCtx *s)
     if ((ret = ff_get_buffer(s->avctx, s->frame, 0)) < 0) {
         /* return an error if no frame could be decoded at all */
         s->packet_loss = 1;
+        s->frame->nb_samples = 0;
         return ret;
     }
     for (i = 0; i < s->num_channels; i++) {