X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmjpeg_parser.c;h=c642b2ecbc8a25bed56ed0e9325ff921d5bce734;hb=24424a6516f8adc4c73a2fe00fa106b0e49abafd;hp=07a6b2bdc653235e5c5517076705276dab36f50f;hpb=50ae1f7e0ff1fa00236622415039f7e28d919a25;p=ffmpeg

diff --git a/libavcodec/mjpeg_parser.c b/libavcodec/mjpeg_parser.c
index 07a6b2bdc65..c642b2ecbc8 100644
--- a/libavcodec/mjpeg_parser.c
+++ b/libavcodec/mjpeg_parser.c
@@ -50,7 +50,7 @@ static int find_frame_end(MJPEGParserContext *m, const uint8_t *buf, int buf_siz
         for(i=0; i<buf_size;){
             state= (state<<8) | buf[i];
             if(state>=0xFFC00000 && state<=0xFFFEFFFF){
-                if(state>=0xFFD80000 && state<=0xFFD8FFFF){
+                if(state>=0xFFD8FFC0 && state<=0xFFD8FFFF){
                     i++;
                     vop_found=1;
                     break;
@@ -76,12 +76,14 @@ static int find_frame_end(MJPEGParserContext *m, const uint8_t *buf, int buf_siz
         for(; i<buf_size;){
             state= (state<<8) | buf[i];
             if(state>=0xFFC00000 && state<=0xFFFEFFFF){
-                if(state>=0xFFD80000 && state<=0xFFD8FFFF){
+                if(state>=0xFFD8FFC0 && state<=0xFFD8FFFF){
                     pc->frame_start_found=0;
                     pc->state=0;
                     return i-3;
                 } else if(state<0xFFD00000 || state>0xFFD9FFFF){
                     m->size= (state&0xFFFF)-1;
+                    if (m->size >= 0x8000)
+                        m->size = 0;
                 }
             }
             if(m->size>0){