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120 lines
6.1 KiB
C
120 lines
6.1 KiB
C
/*
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* Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
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* Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
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*
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* MMX-optimized DSP functions, based on H.264 optimizations by
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* Michael Niedermayer and Loren Merritt
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/mem_internal.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/cavsdsp.h"
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#include "libavcodec/idctdsp.h"
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#include "fpel.h"
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#include "idctdsp.h"
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#include "config.h"
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#if HAVE_SSE2_EXTERNAL
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void ff_cavs_idct8_sse2(int16_t *out, const int16_t *in);
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static void cavs_idct8_add_sse2(uint8_t *dst, int16_t *block, ptrdiff_t stride)
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{
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LOCAL_ALIGNED(16, int16_t, b2, [64]);
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ff_cavs_idct8_sse2(b2, block);
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ff_add_pixels_clamped_sse2(b2, dst, stride);
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}
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#define DEF_QPEL(OPNAME) \
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void ff_ ## OPNAME ## _cavs_qpel8_mc20_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); \
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void ff_ ## OPNAME ## _cavs_qpel8_mc02_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); \
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void ff_ ## OPNAME ## _cavs_qpel8_mc03_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); \
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void ff_ ## OPNAME ## _cavs_qpel8_h_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int h); \
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void ff_ ## OPNAME ## _cavs_qpel8_v2_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int h);\
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void ff_ ## OPNAME ## _cavs_qpel8_v3_sse2(uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int h);\
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DEF_QPEL(put)
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DEF_QPEL(avg)
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#define QPEL_CAVS_XMM(OPNAME, XMM) \
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static void OPNAME ## _cavs_qpel16_mc02_ ## XMM(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) \
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{ \
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ff_ ## OPNAME ## _cavs_qpel8_v2_ ## XMM(dst, src, stride, 16); \
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ff_ ## OPNAME ## _cavs_qpel8_v2_ ## XMM(dst + 8, src + 8, stride, 16); \
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} \
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static void OPNAME ## _cavs_qpel16_mc03_ ## XMM(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) \
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{ \
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ff_ ## OPNAME ## _cavs_qpel8_v3_ ## XMM(dst, src, stride, 16); \
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ff_ ## OPNAME ## _cavs_qpel8_v3_ ## XMM(dst + 8, src + 8, stride, 16); \
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} \
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static void OPNAME ## _cavs_qpel8_mc01_ ## XMM(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) \
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{ \
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ff_ ## OPNAME ## _cavs_qpel8_mc03_ ## XMM(dst + 7 * stride, src + 8 * stride, -stride); \
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} \
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static void OPNAME ## _cavs_qpel16_mc01_ ## XMM(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) \
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{ \
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OPNAME ## _cavs_qpel16_mc03_ ## XMM(dst + 15 * stride, src + 16 * stride, -stride); \
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} \
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static void OPNAME ## _cavs_qpel16_mc20_ ## XMM(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) \
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{ \
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ff_ ## OPNAME ## _cavs_qpel8_h_ ## XMM(dst, src, stride, 16); \
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ff_ ## OPNAME ## _cavs_qpel8_h_ ## XMM(dst + 8, src + 8, stride, 16); \
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}
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QPEL_CAVS_XMM(put, sse2)
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QPEL_CAVS_XMM(avg, sse2)
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#endif
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av_cold void ff_cavsdsp_init_x86(CAVSDSPContext *c)
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{
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#if HAVE_SSE2_EXTERNAL
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_SSE2(cpu_flags)) {
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c->put_cavs_qpel_pixels_tab[0][ 0] = ff_put_pixels16x16_sse2;
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c->put_cavs_qpel_pixels_tab[0][ 2] = put_cavs_qpel16_mc20_sse2;
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c->put_cavs_qpel_pixels_tab[0][ 4] = put_cavs_qpel16_mc01_sse2;
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c->put_cavs_qpel_pixels_tab[0][ 8] = put_cavs_qpel16_mc02_sse2;
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c->put_cavs_qpel_pixels_tab[0][12] = put_cavs_qpel16_mc03_sse2;
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c->put_cavs_qpel_pixels_tab[1][ 0] = ff_put_pixels8x8_sse2;
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c->put_cavs_qpel_pixels_tab[1][ 2] = ff_put_cavs_qpel8_mc20_sse2;
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c->put_cavs_qpel_pixels_tab[1][ 4] = put_cavs_qpel8_mc01_sse2;
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c->put_cavs_qpel_pixels_tab[1][ 8] = ff_put_cavs_qpel8_mc02_sse2;
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c->put_cavs_qpel_pixels_tab[1][12] = ff_put_cavs_qpel8_mc03_sse2;
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c->avg_cavs_qpel_pixels_tab[0][ 0] = ff_avg_pixels16x16_sse2;
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c->avg_cavs_qpel_pixels_tab[0][ 2] = avg_cavs_qpel16_mc20_sse2;
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c->avg_cavs_qpel_pixels_tab[0][ 4] = avg_cavs_qpel16_mc01_sse2;
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c->avg_cavs_qpel_pixels_tab[0][ 8] = avg_cavs_qpel16_mc02_sse2;
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c->avg_cavs_qpel_pixels_tab[0][12] = avg_cavs_qpel16_mc03_sse2;
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c->avg_cavs_qpel_pixels_tab[1][ 0] = ff_avg_pixels8x8_sse2;
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c->avg_cavs_qpel_pixels_tab[1][ 2] = ff_avg_cavs_qpel8_mc20_sse2;
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c->avg_cavs_qpel_pixels_tab[1][ 4] = avg_cavs_qpel8_mc01_sse2;
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c->avg_cavs_qpel_pixels_tab[1][ 8] = ff_avg_cavs_qpel8_mc02_sse2;
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c->avg_cavs_qpel_pixels_tab[1][12] = ff_avg_cavs_qpel8_mc03_sse2;
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c->cavs_idct8_add = cavs_idct8_add_sse2;
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c->idct_perm = FF_IDCT_PERM_TRANSPOSE;
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}
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#endif
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}
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