From 75cfd5b87994a3c44cd4ad07a85a7fabf51f669a Mon Sep 17 00:00:00 2001
From: Gloria Wang <gwang@google.com>
Date: Fri, 22 Jul 2011 14:42:28 -0700
Subject: Do not change the number of bytes while converting 8-bit samples to
 16-bit, because this number will be used later to calculate mCurrentPos. Fix
 for bug 5063703.

Change-Id: I75a78ef694482aa426d82a6c5f3d2ce570a9c19e
---
 media/libstagefright/WAVExtractor.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'media')

diff --git a/media/libstagefright/WAVExtractor.cpp b/media/libstagefright/WAVExtractor.cpp
index bf978d7..c406964 100644
--- a/media/libstagefright/WAVExtractor.cpp
+++ b/media/libstagefright/WAVExtractor.cpp
@@ -370,7 +370,9 @@ status_t WAVSource::read(
 
             int16_t *dst = (int16_t *)tmp->data();
             const uint8_t *src = (const uint8_t *)buffer->data();
-            while (n-- > 0) {
+            ssize_t numBytes = n;
+
+            while (numBytes-- > 0) {
                 *dst++ = ((int16_t)(*src) - 128) * 256;
                 ++src;
             }
-- 
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