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-rw-r--r--libmpeg2/header.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libmpeg2/header.c b/libmpeg2/header.c
index 8312e9a7d6..fb2288433f 100644
--- a/libmpeg2/header.c
+++ b/libmpeg2/header.c
@@ -803,6 +803,7 @@ static void prescale (mpeg2dec_t * mpeg2dec, int index)
mpeg2dec->scaled[index] = mpeg2dec->q_scale_type;
for (i = 0; i < 32; i++) {
k = mpeg2dec->q_scale_type ? non_linear_scale[i] : (i << 1);
+ decoder->quantizer_scale = k;
for (j = 0; j < 64; j++)
decoder->quantizer_prescale[index][i][j] =
k * mpeg2dec->quantizer_matrix[index][j];