From 8ff5d1f31966573ac807d2b4020c39be35463ecf Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Mon, 29 Mar 2010 17:37:03 +0000
Subject: [PATCH] Simplify interleaving code.

Originally committed as revision 22719 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/wmaprodec.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index 922b75beff..a323a19fba 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -1346,14 +1346,12 @@ static int decode_frame(WMAProDecodeCtx *s)
 
     /** interleave samples and write them to the output buffer */
     for (i = 0; i < s->num_channels; i++) {
-        float* ptr;
+        float* ptr  = s->samples + i;
         int incr = s->num_channels;
         float* iptr = s->channel[i].out;
-        int x;
-
-        ptr = s->samples + i;
+        float* iend = iptr + s->samples_per_frame;
 
-        for (x = 0; x < s->samples_per_frame; x++) {
+        while (iptr < iend) {
             *ptr = av_clipf(*iptr++, -1.0, 32767.0 / 32768.0);
             ptr += incr;
         }