diff options
Diffstat (limited to 'libavcodec/x86/lossless_videodsp_init.c')
| -rw-r--r-- | libavcodec/x86/lossless_videodsp_init.c | 76 |
1 files changed, 75 insertions, 1 deletions
diff --git a/libavcodec/x86/lossless_videodsp_init.c b/libavcodec/x86/lossless_videodsp_init.c index 548d043..465feef 100644 --- a/libavcodec/x86/lossless_videodsp_init.c +++ b/libavcodec/x86/lossless_videodsp_init.c @@ -18,10 +18,27 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "config.h" +#include "libavutil/x86/asm.h" #include "../lossless_videodsp.h" #include "libavutil/pixdesc.h" #include "libavutil/x86/cpu.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_median_pred_mmxext(uint8_t *dst, const uint8_t *top, + const uint8_t *diff, intptr_t w, + int *left, int *left_top); +void ff_add_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_left_pred_ssse3(uint8_t *dst, const uint8_t *src, + intptr_t w, int left); +int ff_add_left_pred_sse4(uint8_t *dst, const uint8_t *src, + intptr_t w, int left); + void ff_add_int16_mmx(uint16_t *dst, const uint16_t *src, unsigned mask, int w); void ff_add_int16_sse2(uint16_t *dst, const uint16_t *src, unsigned mask, int w); void ff_diff_int16_mmx (uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w); @@ -31,28 +48,85 @@ int ff_add_hfyu_left_pred_int16_sse4(uint16_t *dst, const uint16_t *src, unsigne void ff_add_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *top, const uint16_t *diff, unsigned mask, int w, int *left, int *left_top); void ff_sub_hfyu_median_pred_int16_mmxext(uint16_t *dst, const uint16_t *src1, const uint16_t *src2, unsigned mask, int w, int *left, int *left_top); +#if HAVE_INLINE_ASM && HAVE_7REGS && ARCH_X86_32 +static void add_median_pred_cmov(uint8_t *dst, const uint8_t *top, + const uint8_t *diff, intptr_t w, + int *left, int *left_top) +{ + x86_reg w2 = -w; + x86_reg x; + int l = *left & 0xff; + int tl = *left_top & 0xff; + int t; + __asm__ volatile ( + "mov %7, %3 \n" + "1: \n" + "movzbl (%3, %4), %2 \n" + "mov %2, %k3 \n" + "sub %b1, %b3 \n" + "add %b0, %b3 \n" + "mov %2, %1 \n" + "cmp %0, %2 \n" + "cmovg %0, %2 \n" + "cmovg %1, %0 \n" + "cmp %k3, %0 \n" + "cmovg %k3, %0 \n" + "mov %7, %3 \n" + "cmp %2, %0 \n" + "cmovl %2, %0 \n" + "add (%6, %4), %b0 \n" + "mov %b0, (%5, %4) \n" + "inc %4 \n" + "jl 1b \n" + : "+&q"(l), "+&q"(tl), "=&r"(t), "=&q"(x), "+&r"(w2) + : "r"(dst + w), "r"(diff + w), "rm"(top + w) + ); + *left = l; + *left_top = tl; +} +#endif void ff_llviddsp_init_x86(LLVidDSPContext *c, AVCodecContext *avctx) { int cpu_flags = av_get_cpu_flags(); const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(avctx->pix_fmt); - if (EXTERNAL_MMX(cpu_flags)) { +#if HAVE_INLINE_ASM && HAVE_7REGS && ARCH_X86_32 + if (cpu_flags & AV_CPU_FLAG_CMOV) + c->add_median_pred = add_median_pred_cmov; +#endif + + if (ARCH_X86_32 && EXTERNAL_MMX(cpu_flags)) { + c->add_bytes = ff_add_bytes_mmx; + c->add_int16 = ff_add_int16_mmx; c->diff_int16 = ff_diff_int16_mmx; } + if (ARCH_X86_32 && EXTERNAL_MMXEXT(cpu_flags)) { + /* slower than cmov version on AMD */ + if (!(cpu_flags & AV_CPU_FLAG_3DNOW)) + c->add_median_pred = ff_add_median_pred_mmxext; + } + if (EXTERNAL_MMXEXT(cpu_flags) && pix_desc && pix_desc->comp[0].depth<16) { c->add_hfyu_median_pred_int16 = ff_add_hfyu_median_pred_int16_mmxext; c->sub_hfyu_median_pred_int16 = ff_sub_hfyu_median_pred_int16_mmxext; } if (EXTERNAL_SSE2(cpu_flags)) { + c->add_bytes = ff_add_bytes_sse2; + c->add_median_pred = ff_add_median_pred_sse2; + c->add_int16 = ff_add_int16_sse2; c->diff_int16 = ff_diff_int16_sse2; } if (EXTERNAL_SSSE3(cpu_flags)) { + c->add_left_pred = ff_add_left_pred_ssse3; + if (cpu_flags & AV_CPU_FLAG_SSE4) // not really SSE4, just slow on Conroe + c->add_left_pred = ff_add_left_pred_sse4; + c->add_hfyu_left_pred_int16 = ff_add_hfyu_left_pred_int16_ssse3; } |
