[FFmpeg-soc] [soc]: r5775 - mms/mmst.c

[spyfeng]

Author: spyfeng
Date: Sun Apr 25 08:10:48 2010
New Revision: 5775

Log:
add comments to explain the checking condition.

Modified:
   mms/mmst.c

Modified: mms/mmst.c
==============================================================================
--- mms/mmst.c	Sun Apr 25 08:01:03 2010	(r5774)
+++ mms/mmst.c	Sun Apr 25 08:10:48 2010	(r5775)
@@ -418,6 +418,9 @@ static int asf_header_parser(MMSContext 
         } else if (!memcmp(p, ff_asf_stream_header, sizeof(ff_asf_guid))) {
             flags     = AV_RL16(p + sizeof(ff_asf_guid)*3 + 24);
             stream_id = flags & 0x7F;
+            //The second condition is for checking CS_PKT_STREAM_ID_REQUEST packet size,
+            //we can calcuate the packet size by stream_num.
+            //Please see function send_stream_selection_request().
             if (mms->stream_num < MAX_STREAMS &&
                     46 + mms->stream_num * 6 < sizeof(mms->out_buffer)) {
                 mms->streams[mms->stream_num].id = stream_id;