[FFmpeg-cvslog] r14364 - trunk/libavcodec/ra288.c

vitor subversion
Thu Jul 24 06:29:23 CEST 2008


Author: vitor
Date: Thu Jul 24 06:29:23 2008
New Revision: 14364

Log:
Rename update() function to backward_filter() and add a doxy comment

Modified:
   trunk/libavcodec/ra288.c

Modified: trunk/libavcodec/ra288.c
==============================================================================
--- trunk/libavcodec/ra288.c	(original)
+++ trunk/libavcodec/ra288.c	Thu Jul 24 06:29:23 2008
@@ -184,7 +184,10 @@ static void do_hybrid_window(int order, 
     *out *= 257./256.;
 }
 
-static void update(Real288_internal *glob)
+/**
+ * Backward synthesis filter. Find the LPC coefficients from past speech data.
+ */
+static void backward_filter(Real288_internal *glob)
 {
     float buffer1[40], temp1[37];
     float buffer2[8], temp2[11];
@@ -237,7 +240,7 @@ static int ra288_decode_frame(AVCodecCon
             *(out++) = 8 * glob->output[glob->phase*5 + y];
 
         if (glob->phase == 3)
-            update(glob);
+            backward_filter(glob);
     }
 
     *data_size = (char *)out - (char *)data;




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