[Ffmpeg-cvslog] CVS: ffmpeg/libavformat yuv4mpeg.c,1.20,1.21

[Michael Niedermayer CVS]

Update of /cvsroot/ffmpeg/ffmpeg/libavformat
In directory mail:/var2/tmp/cvs-serv4637/libavformat

Modified Files:
	yuv4mpeg.c 
Log Message:
Adds read probe to y4m, and changes the extension to .y4m patch by (Roine Gustafsson <roine users sourceforge net)


Index: yuv4mpeg.c
===================================================================
RCS file: /cvsroot/ffmpeg/ffmpeg/libavformat/yuv4mpeg.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -d -r1.20 -r1.21
--- yuv4mpeg.c	26 Apr 2005 08:57:41 -0000	1.20
+++ yuv4mpeg.c	26 Apr 2005 09:06:39 -0000	1.21
@@ -170,7 +170,7 @@
     "yuv4mpegpipe",
     "YUV4MPEG pipe format",
     "",
-    "yuv4mpeg",
+    "y4m",
     sizeof(int),
     CODEC_ID_NONE,
     CODEC_ID_RAWVIDEO,
@@ -375,15 +375,26 @@
     return 0;
 }
 
+static int yuv4_probe(AVProbeData *pd)
+{
+    /* check file header */
+    if (pd->buf_size <= sizeof(Y4M_MAGIC))
+        return 0;
+    if (strncmp(pd->buf, Y4M_MAGIC, sizeof(Y4M_MAGIC)-1)==0)
+        return AVPROBE_SCORE_MAX;
+    else
+        return 0;
+}
+
 AVInputFormat yuv4mpegpipe_iformat = {
     "yuv4mpegpipe",
     "YUV4MPEG pipe format",
     0,
-    NULL,
+    yuv4_probe,
     yuv4_read_header,
     yuv4_read_packet,
     yuv4_read_close,
-    .extensions = "yuv4mpeg"
+    .extensions = "y4m"
 };
 
 int yuv4mpeg_init(void)