X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fsnow.h;h=f2587fd6efb49ffcc21d860f62392d5842c8e575;hb=c09419ca80f1b1de4ceb3b9c06f708914150fa45;hp=a09b6221e48eee8e6647a11500a7396314ee87f9;hpb=1eb2c0de9eeec9ff948a3460fb78027882f07d52;p=ffmpeg

diff --git a/libavcodec/snow.h b/libavcodec/snow.h
index a09b6221e48..f2587fd6efb 100644
--- a/libavcodec/snow.h
+++ b/libavcodec/snow.h
@@ -121,7 +121,6 @@ typedef struct SnowContext{
     H264QpelContext h264qpel;
     MpegvideoEncDSPContext mpvencdsp;
     SnowDWTContext dwt;
-    const AVFrame *new_picture;
     AVFrame *input_picture;              ///< new_picture with the internal linesizes
     AVFrame *current_picture;
     AVFrame *last_picture[MAX_REF_FRAMES];
@@ -186,6 +185,7 @@ typedef struct SnowContext{
 
     AVMotionVector *avmv;
     int avmv_index;
+    uint64_t encoding_error[AV_NUM_DATA_POINTERS];
 }SnowContext;
 
 /* Tables */
@@ -565,6 +565,8 @@ static inline int get_symbol(RangeCoder *c, uint8_t *state, int is_signed){
         e= 0;
         while(get_rac(c, state+1 + FFMIN(e,9))){ //1..10
             e++;
+            if (e > 31)
+                return AVERROR_INVALIDDATA;
         }
 
         a= 1;