d85c9b036e
This way, the special IDCT permutations are no longer needed. Bfin code is disabled until someone updates it. This is similar to how H264 does it, and removes the dsputil dependency imposed by the scantable code. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
129 lines
4.8 KiB
C
129 lines
4.8 KiB
C
/*
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* Copyright (c) 2009 David Conrad <lessen42@gmail.com>
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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 <stdint.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 "libavutil/x86/asm.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/dsputil.h"
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#include "libavcodec/vp3dsp.h"
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#include "config.h"
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void ff_vp3_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
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void ff_vp3_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
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void ff_vp3_idct_put_sse2(uint8_t *dest, int line_size, int16_t *block);
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void ff_vp3_idct_add_sse2(uint8_t *dest, int line_size, int16_t *block);
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void ff_vp3_idct_dc_add_mmxext(uint8_t *dest, int line_size,
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int16_t *block);
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void ff_vp3_v_loop_filter_mmxext(uint8_t *src, int stride,
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int *bounding_values);
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void ff_vp3_h_loop_filter_mmxext(uint8_t *src, int stride,
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int *bounding_values);
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#if HAVE_INLINE_ASM
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#define MOVQ_BFE(regd) \
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__asm__ volatile ( \
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"pcmpeqd %%"#regd", %%"#regd" \n\t" \
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"paddb %%"#regd", %%"#regd" \n\t" ::)
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#define PAVGBP_MMX_NO_RND(rega, regb, regr, regc, regd, regp) \
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"movq "#rega", "#regr" \n\t" \
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"movq "#regc", "#regp" \n\t" \
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"pand "#regb", "#regr" \n\t" \
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"pand "#regd", "#regp" \n\t" \
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"pxor "#rega", "#regb" \n\t" \
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"pxor "#regc", "#regd" \n\t" \
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"pand %%mm6, "#regb" \n\t" \
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"pand %%mm6, "#regd" \n\t" \
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"psrlq $1, "#regb" \n\t" \
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"psrlq $1, "#regd" \n\t" \
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"paddb "#regb", "#regr" \n\t" \
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"paddb "#regd", "#regp" \n\t"
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static void put_vp_no_rnd_pixels8_l2_mmx(uint8_t *dst, const uint8_t *a, const uint8_t *b, ptrdiff_t stride, int h)
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{
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// START_TIMER
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MOVQ_BFE(mm6);
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__asm__ volatile(
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"1: \n\t"
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"movq (%1), %%mm0 \n\t"
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"movq (%2), %%mm1 \n\t"
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"movq (%1,%4), %%mm2 \n\t"
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"movq (%2,%4), %%mm3 \n\t"
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PAVGBP_MMX_NO_RND(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%3) \n\t"
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"movq %%mm5, (%3,%4) \n\t"
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"movq (%1,%4,2), %%mm0 \n\t"
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"movq (%2,%4,2), %%mm1 \n\t"
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"movq (%1,%5), %%mm2 \n\t"
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"movq (%2,%5), %%mm3 \n\t"
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"lea (%1,%4,4), %1 \n\t"
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"lea (%2,%4,4), %2 \n\t"
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PAVGBP_MMX_NO_RND(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
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"movq %%mm4, (%3,%4,2) \n\t"
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"movq %%mm5, (%3,%5) \n\t"
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"lea (%3,%4,4), %3 \n\t"
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"subl $4, %0 \n\t"
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"jnz 1b \n\t"
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:"+r"(h), "+r"(a), "+r"(b), "+r"(dst)
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:"r"((x86_reg)stride), "r"((x86_reg)3L*stride)
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:"memory");
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// STOP_TIMER("put_vp_no_rnd_pixels8_l2_mmx")
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}
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#endif /* HAVE_INLINE_ASM */
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av_cold void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags)
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{
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int cpuflags = av_get_cpu_flags();
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#if HAVE_INLINE_ASM
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c->put_no_rnd_pixels_l2 = put_vp_no_rnd_pixels8_l2_mmx;
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#endif /* HAVE_INLINE_ASM */
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#if ARCH_X86_32
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if (EXTERNAL_MMX(cpuflags)) {
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c->idct_put = ff_vp3_idct_put_mmx;
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c->idct_add = ff_vp3_idct_add_mmx;
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}
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#endif
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if (EXTERNAL_MMXEXT(cpuflags)) {
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c->idct_dc_add = ff_vp3_idct_dc_add_mmxext;
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if (!(flags & CODEC_FLAG_BITEXACT)) {
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c->v_loop_filter = ff_vp3_v_loop_filter_mmxext;
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c->h_loop_filter = ff_vp3_h_loop_filter_mmxext;
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}
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}
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if (EXTERNAL_SSE2(cpuflags)) {
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c->idct_put = ff_vp3_idct_put_sse2;
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c->idct_add = ff_vp3_idct_add_sse2;
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}
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}
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