From 260e09305bc875ab0e12e182591405a1d965a5d7 Mon Sep 17 00:00:00 2001
From: Justin Ruggles <justin.ruggles@gmail.com>
Date: Thu, 28 Aug 2008 23:04:15 +0000
Subject: [PATCH] remove unneeded variable, dither_all
Originally committed as revision 15011 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/ac3dec.c | 4 ----
libavcodec/ac3dec.h | 1 -
2 files changed, 5 deletions(-)
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 88bef366a08..3ecda4c8b89 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -599,7 +599,6 @@ static void decode_transform_coeffs(AC3DecodeContext *s, int blk)
}
/* if any channel doesn't use dithering, zero appropriate coefficients */
- if(!s->dither_all)
remove_dithering(s);
}
@@ -742,11 +741,8 @@ static int decode_audio_block(AC3DecodeContext *s, int blk)
/* dithering flags */
if (s->dither_flag_syntax) {
- s->dither_all = 1;
for (ch = 1; ch <= fbw_channels; ch++) {
s->dither_flag[ch] = get_bits1(gbc);
- if(!s->dither_flag[ch])
- s->dither_all = 0;
}
}
diff --git a/libavcodec/ac3dec.h b/libavcodec/ac3dec.h
index d78fa68102d..81825bd2bd7 100644
--- a/libavcodec/ac3dec.h
+++ b/libavcodec/ac3dec.h
@@ -140,7 +140,6 @@ typedef struct {
///@}
///@defgroup dithering zero-mantissa dithering
- int dither_all; ///< true if all channels are dithered
int dither_flag[AC3_MAX_CHANNELS]; ///< dither flags (dithflg)
AVLFG dith_state; ///< for dither generation
///@}
--
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