a91b42f022
Removes all runtime initialization of global data in entropy.c. Precalculated values are used for initializing all entropy related tabels. First patch in a series to make sure code is reentrant. Change-Id: I9aac91a2a26f96d73c6470d772a343df63bfe633
79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "vpx_config.h"
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#include "vpx_rtcd.h"
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#include "vpx_ports/x86.h"
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#include "vp8/encoder/block.h"
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void vp8_short_fdct4x4_mmx(short *input, short *output, int pitch);
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void vp8_short_fdct8x4_mmx(short *input, short *output, int pitch)
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{
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vp8_short_fdct4x4_mmx(input, output, pitch);
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vp8_short_fdct4x4_mmx(input + 4, output + 16, pitch);
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}
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int vp8_fast_quantize_b_impl_mmx(short *coeff_ptr, short *zbin_ptr,
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short *qcoeff_ptr, short *dequant_ptr,
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const short *scan_mask, short *round_ptr,
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short *quant_ptr, short *dqcoeff_ptr);
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void vp8_fast_quantize_b_mmx(BLOCK *b, BLOCKD *d)
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{
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const short *scan_mask = vp8_default_zig_zag_mask;
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short *coeff_ptr = b->coeff;
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short *zbin_ptr = b->zbin;
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short *round_ptr = b->round;
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short *quant_ptr = b->quant_fast;
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short *qcoeff_ptr = d->qcoeff;
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short *dqcoeff_ptr = d->dqcoeff;
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short *dequant_ptr = d->dequant;
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*d->eob = (char)vp8_fast_quantize_b_impl_mmx(
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coeff_ptr,
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zbin_ptr,
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qcoeff_ptr,
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dequant_ptr,
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scan_mask,
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round_ptr,
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quant_ptr,
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dqcoeff_ptr
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);
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}
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int vp8_mbblock_error_mmx_impl(short *coeff_ptr, short *dcoef_ptr, int dc);
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int vp8_mbblock_error_mmx(MACROBLOCK *mb, int dc)
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{
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short *coeff_ptr = mb->block[0].coeff;
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short *dcoef_ptr = mb->e_mbd.block[0].dqcoeff;
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return vp8_mbblock_error_mmx_impl(coeff_ptr, dcoef_ptr, dc);
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}
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int vp8_mbuverror_mmx_impl(short *s_ptr, short *d_ptr);
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int vp8_mbuverror_mmx(MACROBLOCK *mb)
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{
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short *s_ptr = &mb->coeff[256];
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short *d_ptr = &mb->e_mbd.dqcoeff[256];
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return vp8_mbuverror_mmx_impl(s_ptr, d_ptr);
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}
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void vp8_subtract_b_mmx_impl(unsigned char *z, int src_stride,
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short *diff, unsigned char *predictor,
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int pitch);
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void vp8_subtract_b_mmx(BLOCK *be, BLOCKD *bd, int pitch)
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{
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unsigned char *z = *(be->base_src) + be->src;
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unsigned int src_stride = be->src_stride;
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short *diff = &be->src_diff[0];
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unsigned char *predictor = &bd->predictor[0];
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vp8_subtract_b_mmx_impl(z, src_stride, diff, predictor, pitch);
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}
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