[FFmpeg-cvslog] r24191 - trunk/libavformat/rtpdec_h264.c

[lu_zero]

Author: lu_zero
Date: Sun Jul 11 13:54:48 2010
New Revision: 24191

Log:
Handle av_base64_decode return value

garbled sdp would cause crash otherwise.

Modified:
   trunk/libavformat/rtpdec_h264.c

Modified: trunk/libavformat/rtpdec_h264.c
==============================================================================
--- trunk/libavformat/rtpdec_h264.c	Sun Jul 11 13:49:44 2010	(r24190)
+++ trunk/libavformat/rtpdec_h264.c	Sun Jul 11 13:54:48 2010	(r24191)
@@ -120,7 +120,7 @@ static int sdp_parse_fmtp_config_h264(AV
         while (*value) {
             char base64packet[1024];
             uint8_t decoded_packet[1024];
-            uint32_t packet_size;
+            int packet_size;
             char *dst = base64packet;
 
             while (*value && *value != ','
@@ -133,7 +133,7 @@ static int sdp_parse_fmtp_config_h264(AV
                 value++;
 
             packet_size= av_base64_decode(decoded_packet, base64packet, sizeof(decoded_packet));
-            if (packet_size) {
+            if (packet_size > 0) {
                 uint8_t *dest = av_malloc(packet_size + sizeof(start_sequence) +
                                          codec->extradata_size +
                                          FF_INPUT_BUFFER_PADDING_SIZE);