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libwma has Huffman tables that are too big for the stack temp buffer. Make temp buffer static.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27446 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Nils Wallménius 2010-07-16 08:49:22 +00:00
parent 5b5275a6c9
commit bb22ac539b
1 changed files with 9 additions and 2 deletions
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11
apps/codecs/lib/ffmpeg_bitstream.c
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@ -288,14 +288,21 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
codecs use it, there's a LUT based bit reverse function for this commented codecs use it, there's a LUT based bit reverse function for this commented
out above (bitswap_32) and an inline asm version in libtremor/codebook.c out above (bitswap_32) and an inline asm version in libtremor/codebook.c
if we ever want this */ if we ever want this */
static VLCcode buf[1500]; /* worst case is wma, which has one table with 1336 entries */
int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes, int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
const void *bits, int bits_wrap, int bits_size, const void *bits, int bits_wrap, int bits_size,
const void *codes, int codes_wrap, int codes_size, const void *codes, int codes_wrap, int codes_size,
const void *symbols, int symbols_wrap, int symbols_size, const void *symbols, int symbols_wrap, int symbols_size,
int flags) int flags)
{ {
VLCcode buf[nb_codes+1]; /* worst case from cook seems to be nb_codes == 607 if (nb_codes+1 > (int)(sizeof (buf)/ sizeof (VLCcode)))
which would make this about 4.8k... */ {
DEBUGF("Table is larger than temp buffer!\n");
return -1;
}
int i, j, ret; int i, j, ret;
vlc->bits = nb_bits; vlc->bits = nb_bits;