[FFmpeg-cvslog] wma: fix infinite loop

Michael Niedermayer git at videolan.org
Tue Jun 21 14:20:15 CEST 2011


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue Jun 21 13:17:10 2011 +0200| [3cb64e327a9861f2c8fff0b3850fcd5d14acdbe3] | committer: Michael Niedermayer

wma: fix infinite loop

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3cb64e327a9861f2c8fff0b3850fcd5d14acdbe3
---

 libavcodec/wmadec.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c
index 840025d..9eaf230 100644
--- a/libavcodec/wmadec.c
+++ b/libavcodec/wmadec.c
@@ -828,7 +828,8 @@ static int wma_decode_superframe(AVCodecContext *avctx,
     }
     if (buf_size < s->block_align)
         return AVERROR(EINVAL);
-    buf_size = s->block_align;
+    if(s->block_align)
+        buf_size = s->block_align;
 
     samples = data;
 
@@ -911,9 +912,8 @@ static int wma_decode_superframe(AVCodecContext *avctx,
     }
 
 //av_log(NULL, AV_LOG_ERROR, "%d %d %d %d outbytes:%d eaten:%d\n", s->frame_len_bits, s->block_len_bits, s->frame_len, s->block_len,        (int8_t *)samples - (int8_t *)data, s->block_align);
-
     *data_size = (int8_t *)samples - (int8_t *)data;
-    return s->block_align;
+    return buf_size;
  fail:
     /* when error, we reset the bit reservoir */
     s->last_superframe_len = 0;



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