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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/cpu.h"
#include "libavutil/mem_internal.h"
#include "libavcodec/x86/fdct.h"
#include "libavcodec/x86/xvididct.h"
#include "libavcodec/x86/simple_idct.h"
#if (CONFIG_PRORES_DECODER || CONFIG_PRORES_LGPL_DECODER) && ARCH_X86_64 && HAVE_X86ASM
void ff_prores_idct_put_10_sse2(uint16_t *dst, int linesize,
int16_t *block, int16_t *qmat);
#define PR_WRAP(INSN) \
static void ff_prores_idct_put_10_##INSN##_wrap(int16_t *dst){ \
LOCAL_ALIGNED(16, int16_t, qmat, [64]); \
LOCAL_ALIGNED(16, int16_t, tmp, [64]); \
int i; \
\
for(i=0; i<64; i++){ \
qmat[i]=4; \
tmp[i]= dst[i]; \
} \
ff_prores_idct_put_10_##INSN (dst, 16, tmp, qmat); \
\
for(i=0; i<64; i++) { \
dst[i] -= 512; \
} \
}
PR_WRAP(sse2)
# if HAVE_AVX_EXTERNAL
void ff_prores_idct_put_10_avx(uint16_t *dst, int linesize,
int16_t *block, int16_t *qmat);
PR_WRAP(avx)
# endif
#endif
static const struct algo fdct_tab_arch[] = {
#if HAVE_MMX_INLINE
{ "MMX", ff_fdct_mmx, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMX },
#endif
#if HAVE_MMXEXT_INLINE
{ "MMXEXT", ff_fdct_mmxext, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMXEXT },
#endif
#if HAVE_SSE2_INLINE
{ "SSE2", ff_fdct_sse2, FF_IDCT_PERM_NONE, AV_CPU_FLAG_SSE2 },
#endif
{ 0 }
};
static const struct algo idct_tab_arch[] = {
#if HAVE_MMX_EXTERNAL
{ "SIMPLE-MMX", ff_simple_idct_mmx, FF_IDCT_PERM_SIMPLE, AV_CPU_FLAG_MMX },
#endif
#if CONFIG_MPEG4_DECODER && HAVE_X86ASM
#if ARCH_X86_32
{ "XVID-MMX", ff_xvid_idct_mmx, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMX, 1 },
{ "XVID-MMXEXT", ff_xvid_idct_mmxext, FF_IDCT_PERM_NONE, AV_CPU_FLAG_MMXEXT, 1 },
#endif
#if HAVE_SSE2_EXTERNAL
{ "XVID-SSE2", ff_xvid_idct_sse2, FF_IDCT_PERM_SSE2, AV_CPU_FLAG_SSE2, 1 },
#endif
#endif /* CONFIG_MPEG4_DECODER && HAVE_X86ASM */
#if (CONFIG_PRORES_DECODER || CONFIG_PRORES_LGPL_DECODER) && ARCH_X86_64 && HAVE_X86ASM
{ "PR-SSE2", ff_prores_idct_put_10_sse2_wrap, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_SSE2, 1 },
# if HAVE_AVX_EXTERNAL
{ "PR-AVX", ff_prores_idct_put_10_avx_wrap, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_AVX, 1 },
# endif
#endif
#if HAVE_X86ASM
#if ARCH_X86_64
#if HAVE_SSE2_EXTERNAL
{ "SIMPLE8-SSE2", ff_simple_idct8_sse2, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_SSE2},
{ "SIMPLE10-SSE2", ff_simple_idct10_sse2, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_SSE2},
{ "SIMPLE12-SSE2", ff_simple_idct12_sse2, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_SSE2, 1 },
#endif
#if HAVE_AVX_EXTERNAL
{ "SIMPLE8-AVX", ff_simple_idct8_avx, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_AVX},
{ "SIMPLE10-AVX", ff_simple_idct10_avx, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_AVX},
{ "SIMPLE12-AVX", ff_simple_idct12_avx, FF_IDCT_PERM_TRANSPOSE, AV_CPU_FLAG_AVX, 1 },
#endif
#endif
#endif
{ 0 }
};
static const uint8_t idct_simple_mmx_perm[64] = {
0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,
};
static const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 };
static int permute_x86(int16_t dst[64], const int16_t src[64],
enum idct_permutation_type perm_type)
{
int i;
switch (perm_type) {
case FF_IDCT_PERM_SIMPLE:
for (i = 0; i < 64; i++)
dst[idct_simple_mmx_perm[i]] = src[i];
return 1;
case FF_IDCT_PERM_SSE2:
for (i = 0; i < 64; i++)
dst[(i & 0x38) | idct_sse2_row_perm[i & 7]] = src[i];
return 1;
}
return 0;
}
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