/* * Copyright (c) 2000, 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer * * 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/attributes.h" #include "libavutil/cpu.h" #include "libavutil/internal.h" #include "libavutil/x86/cpu.h" #include "libavcodec/avcodec.h" #include "libavcodec/dsputil.h" #include "libavcodec/simple_idct.h" #include "libavcodec/version.h" #include "dsputil_x86.h" #include "idct_xvid.h" int32_t ff_scalarproduct_int16_mmxext(const int16_t *v1, const int16_t *v2, int order); int32_t ff_scalarproduct_int16_sse2(const int16_t *v1, const int16_t *v2, int order); void ff_bswap32_buf_ssse3(uint32_t *dst, const uint32_t *src, int w); void ff_bswap32_buf_sse2(uint32_t *dst, const uint32_t *src, int w); void ff_vector_clip_int32_mmx(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_sse2(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_sse4(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_MMX_INLINE c->put_pixels_clamped = ff_put_pixels_clamped_mmx; c->add_pixels_clamped = ff_add_pixels_clamped_mmx; if (!high_bit_depth) { c->draw_edges = ff_draw_edges_mmx; } if (avctx->lowres == 0 && !high_bit_depth) { switch (avctx->idct_algo) { case FF_IDCT_AUTO: case FF_IDCT_SIMPLEMMX: c->idct_put = ff_simple_idct_put_mmx; c->idct_add = ff_simple_idct_add_mmx; c->idct = ff_simple_idct_mmx; c->idct_permutation_type = FF_SIMPLE_IDCT_PERM; break; case FF_IDCT_XVIDMMX: c->idct_put = ff_idct_xvid_mmx_put; c->idct_add = ff_idct_xvid_mmx_add; c->idct = ff_idct_xvid_mmx; break; } } #if CONFIG_VIDEODSP && (ARCH_X86_32 || !HAVE_YASM) c->gmc = ff_gmc_mmx; #endif #endif /* HAVE_MMX_INLINE */ #if HAVE_MMX_EXTERNAL if (!high_bit_depth) { c->clear_block = ff_clear_block_mmx; c->clear_blocks = ff_clear_blocks_mmx; } c->vector_clip_int32 = ff_vector_clip_int32_mmx; c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmx; #endif /* HAVE_MMX_EXTERNAL */ } static av_cold void dsputil_init_mmxext(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_MMXEXT_INLINE if (!high_bit_depth && avctx->idct_algo == FF_IDCT_XVIDMMX && avctx->lowres == 0) { c->idct_put = ff_idct_xvid_mmxext_put; c->idct_add = ff_idct_xvid_mmxext_add; c->idct = ff_idct_xvid_mmxext; } #endif /* HAVE_MMXEXT_INLINE */ #if HAVE_MMXEXT_EXTERNAL c->scalarproduct_int16 = ff_scalarproduct_int16_mmxext; #endif /* HAVE_MMXEXT_EXTERNAL */ } static av_cold void dsputil_init_sse(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_YASM #if HAVE_SSE_EXTERNAL c->vector_clipf = ff_vector_clipf_sse; /* XvMCCreateBlocks() may not allocate 16-byte aligned blocks */ if (CONFIG_XVMC && avctx->hwaccel && avctx->hwaccel->decode_mb) return; if (!high_bit_depth) { c->clear_block = ff_clear_block_sse; c->clear_blocks = ff_clear_blocks_sse; } #endif #if HAVE_INLINE_ASM && CONFIG_VIDEODSP c->gmc = ff_gmc_sse; #endif #endif /* HAVE_YASM */ } static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_SSE2_INLINE if (!high_bit_depth && avctx->idct_algo == FF_IDCT_XVIDMMX && avctx->lowres == 0) { c->idct_put = ff_idct_xvid_sse2_put; c->idct_add = ff_idct_xvid_sse2_add; c->idct = ff_idct_xvid_sse2; c->idct_permutation_type = FF_SSE2_IDCT_PERM; } #endif /* HAVE_SSE2_INLINE */ #if HAVE_SSE2_EXTERNAL c->scalarproduct_int16 = ff_scalarproduct_int16_sse2; if (cpu_flags & AV_CPU_FLAG_ATOM) { c->vector_clip_int32 = ff_vector_clip_int32_int_sse2; } else { c->vector_clip_int32 = ff_vector_clip_int32_sse2; } c->bswap_buf = ff_bswap32_buf_sse2; c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_sse2; #endif /* HAVE_SSE2_EXTERNAL */ } static av_cold void dsputil_init_ssse3(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_SSSE3_EXTERNAL c->bswap_buf = ff_bswap32_buf_ssse3; #endif /* HAVE_SSSE3_EXTERNAL */ } static av_cold void dsputil_init_sse4(DSPContext *c, AVCodecContext *avctx, int cpu_flags, unsigned high_bit_depth) { #if HAVE_SSE4_EXTERNAL c->vector_clip_int32 = ff_vector_clip_int32_sse4; #endif /* HAVE_SSE4_EXTERNAL */ } av_cold void ff_dsputil_init_x86(DSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth) { int cpu_flags = av_get_cpu_flags(); if (X86_MMX(cpu_flags)) dsputil_init_mmx(c, avctx, cpu_flags, high_bit_depth); if (X86_MMXEXT(cpu_flags)) dsputil_init_mmxext(c, avctx, cpu_flags, high_bit_depth); if (X86_SSE(cpu_flags)) dsputil_init_sse(c, avctx, cpu_flags, high_bit_depth); if (X86_SSE2(cpu_flags)) dsputil_init_sse2(c, avctx, cpu_flags, high_bit_depth); if (EXTERNAL_SSSE3(cpu_flags)) dsputil_init_ssse3(c, avctx, cpu_flags, high_bit_depth); if (EXTERNAL_SSE4(cpu_flags)) dsputil_init_sse4(c, avctx, cpu_flags, high_bit_depth); if (CONFIG_ENCODERS) ff_dsputilenc_init_mmx(c, avctx, high_bit_depth); }