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fixed one overflow problem 

Originally committed as revision 553 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Fabrice Bellard 2002-05-20 21:15:53 +00:00
parent 754ebe3465
commit 747a67fbab
1 changed files with 8 additions and 8 deletions
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16
libavcodec/mpegaudiodec.c
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@ -1,6 +1,6 @@
/*
* MPEG Audio decoder
* Copyright (c) 2001 Gerard Lantau.
* Copyright (c) 2001, 2002 Gerard Lantau.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -127,7 +127,7 @@ static VLC huff_quad_vlc[2];
static UINT16 band_index_long[9][23];
/* XXX: free when all decoders are closed */
#define TABLE_4_3_SIZE (8191 + 16)
static UINT8 *table_4_3_exp;
static INT8 *table_4_3_exp;
#if FRAC_BITS <= 15
static UINT16 *table_4_3_value;
#else
@ -1955,7 +1955,7 @@ static void compute_imdct(MPADecodeContext *s,
}
}
#ifdef DEBUG
#if defined(DEBUG)
void sample_dump(int fnum, INT32 *tab, int n)
{
static FILE *files[16], *f;
@ -2168,7 +2168,7 @@ static int mp_decode_layer3(MPADecodeContext *s)
}
g->scale_factors[j++] = 0;
}
#ifdef DEBUG
#if defined(DEBUG)
{
printf("scfsi=%x gr=%d ch=%d scale_factors:\n",
g->scfsi, gr, ch);
@ -2225,7 +2225,7 @@ static int mp_decode_layer3(MPADecodeContext *s)
/* XXX: should compute exact size */
for(;j<40;j++)
g->scale_factors[j] = 0;
#ifdef DEBUG
#if defined(DEBUG)
{
printf("gr=%d ch=%d scale_factors:\n",
gr, ch);
@ -2242,8 +2242,8 @@ static int mp_decode_layer3(MPADecodeContext *s)
if (huffman_decode(s, g, exponents,
bits_pos + g->part2_3_length) < 0)
return -1;
#if defined(DEBUG) && 0
sample_dump(3, g->sb_hybrid, 576);
#if defined(DEBUG)
sample_dump(0, g->sb_hybrid, 576);
#endif
/* skip extension bits */
@ -2267,7 +2267,7 @@ static int mp_decode_layer3(MPADecodeContext *s)
g = &granules[ch][gr];
reorder_block(s, g);
#ifdef DEBUG
#if defined(DEBUG)
sample_dump(0, g->sb_hybrid, 576);
#endif
compute_antialias(s, g);