[FFmpeg-cvslog] 4xm decoder: fix data size for i2 frames.

[Michael Niedermayer]

ffmpeg | branch: release/0.8 | Michael Niedermayer <michaelni at gmx.at> | Sun Oct  2 03:40:26 2011 +0200| [55a070870facd6bc72f9b943baba2833ce24f075] | committer: Michael Niedermayer

4xm decoder: fix data size for i2 frames.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 0a19b4b0bae772cac7f8341e94c319c96356ee69)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=55a070870facd6bc72f9b943baba2833ce24f075
---

 libavcodec/4xm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavcodec/4xm.c b/libavcodec/4xm.c
index 92717d0..98169fd 100644
--- a/libavcodec/4xm.c
+++ b/libavcodec/4xm.c
@@ -829,7 +829,7 @@ static int decode_frame(AVCodecContext *avctx,
 
     if(frame_4cc == AV_RL32("ifr2")){
         p->pict_type= AV_PICTURE_TYPE_I;
-        if(decode_i2_frame(f, buf-4, frame_size) < 0){
+        if(decode_i2_frame(f, buf-4, frame_size+4) < 0){
             av_log(f->avctx, AV_LOG_ERROR, "decode i2 frame failed\n");
             return -1;
         }