From a1f4cd371ac7ff9fea6f0d3072fc886380160844 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Thu, 18 Oct 2012 23:51:37 -0400
Subject: [PATCH] atrac3: replace a calculation with FFALIGN()
This allocates 4 bytes less than the previous code if avctx->block_align is
a multiple of 4, but the extra 4 bytes is not really needed.
---
libavcodec/atrac3.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c
index 66c672a519d..9cf989246b1 100644
--- a/libavcodec/atrac3.c
+++ b/libavcodec/atrac3.c
@@ -947,8 +947,7 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
if (avctx->block_align >= UINT_MAX / 2)
return AVERROR(EINVAL);
- q->decoded_bytes_buffer = av_mallocz(avctx->block_align +
- (4 - avctx->block_align % 4) +
+ q->decoded_bytes_buffer = av_mallocz(FFALIGN(avctx->block_align, 4) +
FF_INPUT_BUFFER_PADDING_SIZE);
if (q->decoded_bytes_buffer == NULL)
return AVERROR(ENOMEM);
--
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