[FFmpeg-soc] [soc]: r5909 - mms/mmsh.c

[spyfeng]

Author: spyfeng
Date: Tue Aug 17 15:56:35 2010
New Revision: 5909

Log:
remove local varibale and add comment for it.

Modified:
   mms/mmsh.c

Modified: mms/mmsh.c
==============================================================================
--- mms/mmsh.c	Tue Aug 17 15:52:26 2010	(r5908)
+++ mms/mmsh.c	Tue Aug 17 15:56:35 2010	(r5909)
@@ -112,7 +112,7 @@ static ChunkType get_chunk_header(MMSHCo
 static int read_data_packet(MMSHContext *mmsh, const int len)
 {
     MMSContext *mms   = &mmsh->mms;
-    int res, pad_size = 0;
+    int res;
     if (len > sizeof(mms->in_buffer)) {
         av_log(NULL, AV_LOG_ERROR, "data packet len = %d exceed the in_buffer size %d\n",
                     len, sizeof(mms->in_buffer));
@@ -128,8 +128,7 @@ static int read_data_packet(MMSHContext 
         av_log(NULL, AV_LOG_ERROR, "chunk length %d exceed packet length %d\n", len, mms->asf_packet_len);
         return -1;
     } else {
-        pad_size = mms->asf_packet_len - len;
-        memset(mms->in_buffer + len, 0, pad_size);
+        memset(mms->in_buffer + len, 0, mms->asf_packet_len - len); // padding
     }
     mms->read_in_ptr      = mms->in_buffer;
     mms->remaining_in_len = mms->asf_packet_len;