mjpegdec: fix len for AVI1 reader

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

mjpegdec: fix len for AVI1 reader
Signed-off-by: N Michael Niedermayer <michaelni@gmx.at>
e009432b · Michael Niedermayer · b34c7a56 · e009432b
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Showing with 1 addition and 1 deletion

libavcodec/mjpegdec.c libavcodec/mjpegdec.c +1 -1

未找到文件。
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -1122,7 +1122,7 @@ static int mjpeg_decode_app(MJpegDecodeContext *s)
            s->buggy_avid = 1;
 //        if (s->first_picture)
 //            printf("mjpeg: workarounding buggy AVID\n");
-        i = get_bits(&s->gb, 8);
+        i = get_bits(&s->gb, 8); len--;
        if     (i==2) s->bottom_field= 1;
        else if(i==1) s->bottom_field= 0;
 #if 0