prores: use shift instead of multiply

989c0282 · Jonne Ahner · Michael Niedermayer · 847052db · 989c0282
Commit 989c0282 authored Sep 20, 2011 by Jonne Ahner Committed by Michael Niedermayer Sep 20, 2011
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proresdec.c libavcodec/proresdec.c +1 -1

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--- a/libavcodec/proresdec.c
+++ b/libavcodec/proresdec.c
@@ -430,7 +430,7 @@ static void decode_slice_chroma(AVCodecContext *avctx, SliceContext *slice,
    LOCAL_ALIGNED_16(DCTELEM, blocks, [8*4*64]);
    DCTELEM *block;
    GetBitContext gb;
-    int i, blocks_per_slice = slice->mb_count*2;
+    int i, blocks_per_slice = slice->mb_count<<1;

    for (i = 0; i < blocks_per_slice; i++)
        ctx->dsp.clear_block(blocks+(i<<6));