diff options
Diffstat (limited to 'libavfilter/x86/vf_v360_init.c')
-rw-r--r-- | libavfilter/x86/vf_v360_init.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/libavfilter/x86/vf_v360_init.c b/libavfilter/x86/vf_v360_init.c new file mode 100644 index 0000000000..5dfd0d1a42 --- /dev/null +++ b/libavfilter/x86/vf_v360_init.c @@ -0,0 +1,50 @@ +/* + * 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/x86/cpu.h" +#include "libavfilter/v360.h" + +void ff_remap1_8bit_line_avx2(uint8_t *dst, int width, const uint8_t *src, ptrdiff_t in_linesize, + const uint16_t *u, const uint16_t *v, const int16_t *ker); + +void ff_remap2_8bit_line_avx2(uint8_t *dst, int width, const uint8_t *src, ptrdiff_t in_linesize, + const uint16_t *u, const uint16_t *v, const int16_t *ker); + +void ff_remap4_8bit_line_avx2(uint8_t *dst, int width, const uint8_t *src, ptrdiff_t in_linesize, + const uint16_t *u, const uint16_t *v, const int16_t *ker); + +av_cold void ff_v360_init_x86(V360Context *s, int depth) +{ +#if ARCH_X86_64 + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_AVX2_FAST(cpu_flags) && s->interp == NEAREST && depth <= 8) + s->remap_line = ff_remap1_8bit_line_avx2; + + if (EXTERNAL_AVX2_FAST(cpu_flags) && s->interp == BILINEAR && depth <= 8) + s->remap_line = ff_remap2_8bit_line_avx2; + + if (EXTERNAL_AVX2_FAST(cpu_flags) && (s->interp == BICUBIC || + s->interp == LANCZOS) && depth <= 8) + s->remap_line = ff_remap4_8bit_line_avx2; +#endif +} |