H.264 detection

1 files changed, 15 insertions, 1 deletions

diff --git a/tools/pes.h b/tools/pes.h
index a638a58b..4cb3abef 100644
--- a/tools/pes.h
+++ b/tools/pes.h
@@ -4,7 +4,7 @@
  * See the main source file 'xineliboutput.c' for copyright information and
  * how to reach the author.
  *
- * $Id: pes.h,v 1.4 2006-10-27 23:02:02 phintuka Exp $
+ * $Id: pes.h,v 1.5 2008-01-24 08:33:59 phintuka Exp $
  *
  */
 
@@ -251,6 +251,20 @@ static inline int GetVideoSize(const uchar *buf, int length, int *width, int *he
   return 0;
 }
 
+static inline bool IsFrameH264(const uchar *Data, int Count)
+{
+  if (Count < 9 || Count < 9 + Data[8])
+    return false;
+  if ( (Data[6] & 0xC0) != 0x80)  /* MPEG 2 */
+    return false;
+
+  Data += 9 + Data[8];
+
+  if (!Data[0] && !Data[1] && Data[2] == 0x01 && Data[3] == 0x09)
+    return true;
+  return false;
+}
+
 // from vdr/remux.c:
 static inline int ScanVideoPacket(const uchar *Data, int Count, /*int Offset,*/ 
 				  uchar &PictureType)