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| author | Diego Biurrun <diego@biurrun.de> | 2014-02-27 14:49:53 -0800 |
|---|---|---|
| committer | Diego Biurrun <diego@biurrun.de> | 2014-02-28 11:00:24 +0100 |
| commit | d6acefe05862af244fd5a30ae946ed507c063994 (patch) | |
| tree | d0526174935000f768fcdb4e93286aae9c8f6368 /libavcodec/proresenc.c | |
| parent | b23650491fbd579a4365f42bd42575afb7b53f7e (diff) | |
| download | ffmpeg-d6acefe05862af244fd5a30ae946ed507c063994.tar.gz | |
proresenc: Drop unnecessary DCT permutation bits
No permutation is necessary for the FDCT.
Diffstat (limited to 'libavcodec/proresenc.c')
| -rw-r--r-- | libavcodec/proresenc.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/libavcodec/proresenc.c b/libavcodec/proresenc.c index 7e9ce541b6..4f5d0c4731 100644 --- a/libavcodec/proresenc.c +++ b/libavcodec/proresenc.c @@ -190,9 +190,9 @@ typedef struct ProresContext { int16_t quants[MAX_STORED_Q][64]; int16_t custom_q[64]; const uint8_t *quant_mat; + const uint8_t *scantable; ProresDSPContext dsp; - ScanTable scantable; int mb_width, mb_height; int mbs_per_slice; @@ -426,7 +426,7 @@ static int encode_slice_plane(ProresContext *ctx, PutBitContext *pb, encode_dcs(pb, blocks, blocks_per_slice, qmat[0]); encode_acs(pb, blocks, blocks_per_slice, plane_size_factor, - ctx->scantable.permutated, qmat); + ctx->scantable, qmat); flush_put_bits(pb); return (put_bits_count(pb) - saved_pos) >> 3; @@ -673,7 +673,7 @@ static int estimate_slice_plane(ProresContext *ctx, int *error, int plane, bits = estimate_dcs(error, td->blocks[plane], blocks_per_slice, qmat[0]); bits += estimate_acs(error, td->blocks[plane], blocks_per_slice, - plane_size_factor, ctx->scantable.permutated, qmat); + plane_size_factor, ctx->scantable, qmat); return FFALIGN(bits, 8); } @@ -1080,9 +1080,8 @@ static av_cold int encode_init(AVCodecContext *avctx) return AVERROR(ENOMEM); ff_proresdsp_init(&ctx->dsp); - ff_init_scantable(ctx->dsp.dct_permutation, &ctx->scantable, - interlaced ? ff_prores_interlaced_scan - : ff_prores_progressive_scan); + ctx->scantable = interlaced ? ff_prores_interlaced_scan + : ff_prores_progressive_scan; mps = ctx->mbs_per_slice; if (mps & (mps - 1)) { |