122 lines
3.8 KiB
C
122 lines
3.8 KiB
C
/*
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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 "config.h"
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#include "fdct.h"
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#include "xvididct.h"
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#include "simple_idct.h"
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#if (CONFIG_PRORES_DECODER || CONFIG_PRORES_LGPL_DECODER) && ARCH_X86_64 && HAVE_YASM
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void ff_prores_idct_put_10_sse2(uint16_t *dst, int linesize,
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int16_t *block, int16_t *qmat);
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#define PR_WRAP(INSN) \
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static void ff_prores_idct_put_10_##INSN##_wrap(int16_t *dst){ \
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DECLARE_ALIGNED(16, static int16_t, qmat)[64]; \
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DECLARE_ALIGNED(16, static int16_t, tmp)[64]; \
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int i; \
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\
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for(i=0; i<64; i++){ \
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qmat[i]=4; \
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tmp[i]= dst[i]; \
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} \
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ff_prores_idct_put_10_##INSN (dst, 16, tmp, qmat); \
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\
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for(i=0; i<64; i++) { \
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dst[i] -= 512; \
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} \
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}
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PR_WRAP(sse2)
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# if HAVE_AVX_EXTERNAL
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void ff_prores_idct_put_10_avx(uint16_t *dst, int linesize,
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int16_t *block, int16_t *qmat);
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PR_WRAP(avx)
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# endif
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#endif
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static const struct algo fdct_tab_arch[] = {
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#if HAVE_MMX_INLINE
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{ "MMX", ff_fdct_mmx, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMX },
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#endif
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#if HAVE_MMXEXT_INLINE
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{ "MMXEXT", ff_fdct_mmxext, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMXEXT },
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#endif
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#if HAVE_SSE2_INLINE
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{ "SSE2", ff_fdct_sse2, FF_IDCT_PERM_NONE, AV_CPU_FLAG_SSE2 },
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#endif
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{ 0 }
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};
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static const struct algo idct_tab_arch[] = {
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#if HAVE_MMX_INLINE
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{ "SIMPLE-MMX", ff_simple_idct_mmx, FF_IDCT_PERM_SIMPLE, AV_CPU_FLAG_MMX },
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#endif
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#if CONFIG_MPEG4_DECODER && HAVE_YASM
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#if ARCH_X86_32
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{ "XVID-MMX", ff_xvid_idct_mmx, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMX, 1 },
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{ "XVID-MMXEXT", ff_xvid_idct_mmxext, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMXEXT, 1 },
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#endif
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#if HAVE_SSE2_EXTERNAL
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{ "XVID-SSE2", ff_xvid_idct_sse2, FF_IDCT_PERM_SSE2, AV_CPU_FLAG_SSE2, 1 },
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#endif
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#endif /* CONFIG_MPEG4_DECODER && HAVE_YASM */
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#if (CONFIG_PRORES_DECODER || CONFIG_PRORES_LGPL_DECODER) && ARCH_X86_64 && HAVE_YASM
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{ "PR-SSE2", ff_prores_idct_put_10_sse2_wrap, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_SSE2, 1 },
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# if HAVE_AVX_EXTERNAL
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{ "PR-AVX", ff_prores_idct_put_10_avx_wrap, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_AVX, 1 },
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# endif
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#endif
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{ 0 }
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};
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static short idct_simple_mmx_perm[64] = {
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0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
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0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
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0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
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0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
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0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
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0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
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0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
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0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
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};
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static const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 };
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static int permute_x86(int16_t dst[64], const int16_t src[64],
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enum idct_permutation_type perm_type)
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{
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int i;
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switch (perm_type) {
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case FF_IDCT_PERM_SIMPLE:
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for (i = 0; i < 64; i++)
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dst[idct_simple_mmx_perm[i]] = src[i];
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return 1;
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case FF_IDCT_PERM_SSE2:
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for (i = 0; i < 64; i++)
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dst[(i & 0x38) | idct_sse2_row_perm[i & 7]] = src[i];
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return 1;
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}
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return 0;
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}
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