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https://github.com/pineappleEA/pineapple-src.git
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90 lines
2.7 KiB
C
Executable File
90 lines
2.7 KiB
C
Executable File
/*
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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 "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/idctdsp.h"
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#include "libavcodec/xvididct.h"
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#include "idctdsp.h"
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#include "xvididct.h"
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#if ARCH_X86_32 && HAVE_X86ASM
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static void xvid_idct_mmx_put(uint8_t *dest, ptrdiff_t line_size, short *block)
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{
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ff_xvid_idct_mmx(block);
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ff_put_pixels_clamped_mmx(block, dest, line_size);
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}
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static void xvid_idct_mmx_add(uint8_t *dest, ptrdiff_t line_size, short *block)
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{
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ff_xvid_idct_mmx(block);
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ff_add_pixels_clamped_mmx(block, dest, line_size);
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}
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static void xvid_idct_mmxext_put(uint8_t *dest, ptrdiff_t line_size, short *block)
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{
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ff_xvid_idct_mmxext(block);
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ff_put_pixels_clamped_mmx(block, dest, line_size);
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}
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static void xvid_idct_mmxext_add(uint8_t *dest, ptrdiff_t line_size, short *block)
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{
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ff_xvid_idct_mmxext(block);
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ff_add_pixels_clamped_mmx(block, dest, line_size);
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}
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#endif
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av_cold void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx,
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unsigned high_bit_depth)
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{
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#if HAVE_X86ASM
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int cpu_flags = av_get_cpu_flags();
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if (high_bit_depth ||
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!(avctx->idct_algo == FF_IDCT_AUTO ||
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avctx->idct_algo == FF_IDCT_XVID))
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return;
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#if ARCH_X86_32
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if (EXTERNAL_MMX(cpu_flags)) {
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c->idct_put = xvid_idct_mmx_put;
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c->idct_add = xvid_idct_mmx_add;
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c->idct = ff_xvid_idct_mmx;
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c->perm_type = FF_IDCT_PERM_NONE;
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}
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if (EXTERNAL_MMXEXT(cpu_flags)) {
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c->idct_put = xvid_idct_mmxext_put;
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c->idct_add = xvid_idct_mmxext_add;
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c->idct = ff_xvid_idct_mmxext;
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c->perm_type = FF_IDCT_PERM_NONE;
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}
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#endif
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if (EXTERNAL_SSE2(cpu_flags)) {
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c->idct_put = ff_xvid_idct_put_sse2;
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c->idct_add = ff_xvid_idct_add_sse2;
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c->idct = ff_xvid_idct_sse2;
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c->perm_type = FF_IDCT_PERM_SSE2;
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}
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#endif /* HAVE_X86ASM */
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}
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