From 46043962eaf2a8f29290e9ffc19829fceb53f304 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Mon, 9 Jul 2012 13:05:35 -0400
Subject: [PATCH] alac: avoid using a double-negative when checking if the
frame is compressed
---
libavcodec/alac.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/libavcodec/alac.c b/libavcodec/alac.c
index 474531b83e5..f803f9accc0 100644
--- a/libavcodec/alac.c
+++ b/libavcodec/alac.c
@@ -298,7 +298,7 @@ static int alac_decode_frame(AVCodecContext *avctx, void *data,
unsigned int outputsamples;
int hassize;
unsigned int readsamplesize;
- int isnotcompressed;
+ int is_compressed;
uint8_t interlacing_shift;
uint8_t interlacing_leftweight;
int i, ch, ret;
@@ -320,7 +320,7 @@ static int alac_decode_frame(AVCodecContext *avctx, void *data,
alac->extra_bits = get_bits(&alac->gb, 2) << 3;
/* whether the frame is compressed */
- isnotcompressed = get_bits1(&alac->gb);
+ is_compressed = !get_bits1(&alac->gb);
if (hassize) {
/* now read the number of samples as a 32bit integer */
@@ -350,8 +350,7 @@ static int alac_decode_frame(AVCodecContext *avctx, void *data,
return -1;
}
- if (!isnotcompressed) {
- /* so it is compressed */
+ if (is_compressed) {
int16_t predictor_coef_table[MAX_CHANNELS][32];
int predictor_coef_num[MAX_CHANNELS];
int prediction_type[MAX_CHANNELS];
--
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