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Diffstat (limited to 'libavcodec/twinvq.c')
-rw-r--r--libavcodec/twinvq.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c
index 1577d77be3..67bc16088e 100644
--- a/libavcodec/twinvq.c
+++ b/libavcodec/twinvq.c
@@ -1000,14 +1000,16 @@ static av_cold void construct_perm_table(TwinContext *tctx,enum FrameType ftype)
{
int block_size;
const ModeTab *mtab = tctx->mtab;
- int size = tctx->avctx->channels*mtab->fmode[ftype].sub;
+ int size;
int16_t *tmp_perm = (int16_t *) tctx->tmp_buf;
if (ftype == FT_PPC) {
size = tctx->avctx->channels;
block_size = mtab->ppc_shape_len;
- } else
+ } else {
+ size = tctx->avctx->channels * mtab->fmode[ftype].sub;
block_size = mtab->size / mtab->fmode[ftype].sub;
+ }
permutate_in_line(tmp_perm, tctx->n_div[ftype], size,
block_size, tctx->length[ftype],