diff options
Diffstat (limited to 'libavfilter/x86/vf_pullup_init.c')
-rw-r--r-- | libavfilter/x86/vf_pullup_init.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libavfilter/x86/vf_pullup_init.c b/libavfilter/x86/vf_pullup_init.c new file mode 100644 index 0000000..5b36b68 --- /dev/null +++ b/libavfilter/x86/vf_pullup_init.c @@ -0,0 +1,41 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; either + * version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU 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 "libavutil/attributes.h" +#include "libavutil/cpu.h" +#include "libavutil/mem.h" +#include "libavutil/x86/asm.h" +#include "libavutil/x86/cpu.h" +#include "libavfilter/vf_pullup.h" + +int ff_pullup_filter_diff_mmx(const uint8_t *a, const uint8_t *b, ptrdiff_t s); +int ff_pullup_filter_comb_mmx(const uint8_t *a, const uint8_t *b, ptrdiff_t s); +int ff_pullup_filter_var_mmx (const uint8_t *a, const uint8_t *b, ptrdiff_t s); + +av_cold void ff_pullup_init_x86(PullupContext *s) +{ +#if HAVE_YASM + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_MMX(cpu_flags)) { + s->diff = ff_pullup_filter_diff_mmx; + s->comb = ff_pullup_filter_comb_mmx; + s->var = ff_pullup_filter_var_mmx; + } +#endif +} |