Move function for reading whole specified amount of data from RTSP

demuxer into more common place.

Originally committed as revision 19087 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 14 insertions, 0 deletions

diff --git a/libavformat/avio.c b/libavformat/avio.c
index b7d3c23ac8..b6329a927d 100644
--- a/libavformat/avio.c
+++ b/libavformat/avio.c
@@ -149,6 +149,20 @@ int url_read(URLContext *h, unsigned char *buf, int size)
     return ret;
 }
 
+int url_read_complete(URLContext *h, unsigned char *buf, int size)
+{
+    int ret, len;
+
+    len = 0;
+    while (len < size) {
+        ret = url_read(h, buf+len, size-len);
+        if (ret < 1)
+            return ret;
+        len += ret;
+    }
+    return len;
+}
+
 int url_write(URLContext *h, unsigned char *buf, int size)
 {
     int ret;