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alsdec: convert VLAs to fixed size 

The maximum value of sub_blocks is 8, a safe size to always allocate on
stack.

Originally committed as revision 23797 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2010-06-26 14:34:18 +00:00
parent 70f2314df0
commit 17253f598e
1 changed files with 2 additions and 2 deletions
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4
libavcodec/alsdec.c
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@ -734,8 +734,8 @@ static int read_var_block_data(ALSDecContext *ctx, ALSBlockData *bd)
// read all residuals
if (sconf->bgmc) {
unsigned int delta[sub_blocks];
unsigned int k [sub_blocks];
unsigned int delta[8];
unsigned int k [8];
unsigned int b = av_clip((av_ceil_log2(bd->block_length) - 3) >> 1, 0, 5);
unsigned int i = start;