diff options
Diffstat (limited to 'libavcodec/x86/huffyuvdsp_init.c')
| -rw-r--r-- | libavcodec/x86/huffyuvdsp_init.c | 79 |
1 files changed, 33 insertions, 46 deletions
diff --git a/libavcodec/x86/huffyuvdsp_init.c b/libavcodec/x86/huffyuvdsp_init.c index 75537d7a4c..3ced3c0a1c 100644 --- a/libavcodec/x86/huffyuvdsp_init.c +++ b/libavcodec/x86/huffyuvdsp_init.c @@ -1,20 +1,20 @@ /* * Copyright (c) 2009 Loren Merritt <lorenm@u.washington.edu> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -25,20 +25,29 @@ #include "libavutil/x86/cpu.h" #include "libavcodec/huffyuvdsp.h" +void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, intptr_t w); +void ff_add_bytes_sse2(uint8_t *dst, uint8_t *src, intptr_t w); + void ff_add_hfyu_median_pred_mmxext(uint8_t *dst, const uint8_t *top, - const uint8_t *diff, int w, + const uint8_t *diff, intptr_t w, int *left, int *left_top); +void ff_add_hfyu_median_pred_sse2(uint8_t *dst, const uint8_t *top, + const uint8_t *diff, intptr_t w, + int *left, int *left_top); int ff_add_hfyu_left_pred_ssse3(uint8_t *dst, const uint8_t *src, - int w, int left); + intptr_t w, int left); int ff_add_hfyu_left_pred_sse4(uint8_t *dst, const uint8_t *src, - int w, int left); + intptr_t w, int left); -#if HAVE_INLINE_ASM +void ff_add_hfyu_left_pred_bgr32_mmx(uint8_t *dst, const uint8_t *src, + intptr_t w, uint8_t *left); +void ff_add_hfyu_left_pred_bgr32_sse2(uint8_t *dst, const uint8_t *src, + intptr_t w, uint8_t *left); -#if HAVE_7REGS +#if HAVE_INLINE_ASM && HAVE_7REGS && ARCH_X86_32 static void add_hfyu_median_pred_cmov(uint8_t *dst, const uint8_t *top, - const uint8_t *diff, int w, + const uint8_t *diff, intptr_t w, int *left, int *left_top) { x86_reg w2 = -w; @@ -72,56 +81,34 @@ static void add_hfyu_median_pred_cmov(uint8_t *dst, const uint8_t *top, *left = l; *left_top = tl; } -#endif /* HAVE_7REGS */ - -static void add_bytes_mmx(uint8_t *dst, uint8_t *src, int w) -{ - x86_reg i = 0; - - __asm__ volatile ( - "jmp 2f \n\t" - "1: \n\t" - "movq (%1, %0), %%mm0 \n\t" - "movq (%2, %0), %%mm1 \n\t" - "paddb %%mm0, %%mm1 \n\t" - "movq %%mm1, (%2, %0) \n\t" - "movq 8(%1, %0), %%mm0 \n\t" - "movq 8(%2, %0), %%mm1 \n\t" - "paddb %%mm0, %%mm1 \n\t" - "movq %%mm1, 8(%2, %0) \n\t" - "add $16, %0 \n\t" - "2: \n\t" - "cmp %3, %0 \n\t" - "js 1b \n\t" - : "+r" (i) - : "r" (src), "r" (dst), "r" ((x86_reg) w - 15)); - - for (; i < w; i++) - dst[i + 0] += src[i + 0]; -} - -#endif /* HAVE_INLINE_ASM */ +#endif av_cold void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c) { int cpu_flags = av_get_cpu_flags(); -#if HAVE_INLINE_ASM -#if HAVE_7REGS +#if HAVE_INLINE_ASM && HAVE_7REGS && ARCH_X86_32 if (cpu_flags & AV_CPU_FLAG_CMOV) c->add_hfyu_median_pred = add_hfyu_median_pred_cmov; -#endif /* HAVE_7REGS */ +#endif - if (INLINE_MMX(cpu_flags)) - c->add_bytes = add_bytes_mmx; -#endif /* HAVE_INLINE_ASM */ + if (ARCH_X86_32 && EXTERNAL_MMX(cpu_flags)) { + c->add_bytes = ff_add_bytes_mmx; + c->add_hfyu_left_pred_bgr32 = ff_add_hfyu_left_pred_bgr32_mmx; + } - if (EXTERNAL_MMXEXT(cpu_flags)) { + if (ARCH_X86_32 && EXTERNAL_MMXEXT(cpu_flags)) { /* slower than cmov version on AMD */ if (!(cpu_flags & AV_CPU_FLAG_3DNOW)) c->add_hfyu_median_pred = ff_add_hfyu_median_pred_mmxext; } + if (EXTERNAL_SSE2(cpu_flags)) { + c->add_bytes = ff_add_bytes_sse2; + c->add_hfyu_median_pred = ff_add_hfyu_median_pred_sse2; + c->add_hfyu_left_pred_bgr32 = ff_add_hfyu_left_pred_bgr32_sse2; + } + if (EXTERNAL_SSSE3(cpu_flags)) { c->add_hfyu_left_pred = ff_add_hfyu_left_pred_ssse3; if (cpu_flags & AV_CPU_FLAG_SSE4) // not really SSE4, just slow on Conroe |