avcodec/mpeg4videodec: Check P cbpy

[ffmpeg] / libavcodec / mpegaudio_parser.c

diff --git a/libavcodec/mpegaudio_parser.c b/libavcodec/mpegaudio_parser.c
index 58098d89f02b4b11aba584652ef87fbcc643a996..7849fed649b74c996326b15a78097591e9809a01 100644 (file)
--- a/libavcodec/mpegaudio_parser.c
+++ b/libavcodec/mpegaudio_parser.c
@@ -23,7 +23,7 @@
 #include "parser.h"
 #include "mpegaudiodecheader.h"
 #include "libavutil/common.h"
-
+#include "libavformat/id3v1.h" // for ID3v1_TAG_SIZE
 
 typedef struct MpegAudioParseContext {
     ParseContext pc;
@@ -49,6 +49,7 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
     uint32_t state= pc->state;
     int i;
     int next= END_NOT_FOUND;
+    int flush = !buf_size;
 
     for(i=0; i<buf_size; ){
         if(s->frame_size){
@@ -113,6 +114,12 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
         return buf_size;
     }
 
+    if (flush && buf_size >= ID3v1_TAG_SIZE && memcmp(buf, "TAG", 3) == 0) {
+        *poutbuf = NULL;
+        *poutbuf_size = 0;
+        return next;
+    }
+
     *poutbuf = buf;
     *poutbuf_size = buf_size;
     return next;