diff options
Diffstat (limited to 'libavcodec/x86/v210-init.c')
-rw-r--r-- | libavcodec/x86/v210-init.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/libavcodec/x86/v210-init.c b/libavcodec/x86/v210-init.c new file mode 100644 index 0000000..02c5eaa --- /dev/null +++ b/libavcodec/x86/v210-init.c @@ -0,0 +1,48 @@ +/* + * 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 "libavutil/cpu.h" +#include "libavcodec/v210dec.h" + +extern void ff_v210_planar_unpack_unaligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); +extern void ff_v210_planar_unpack_unaligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); + +extern void ff_v210_planar_unpack_aligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); +extern void ff_v210_planar_unpack_aligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); + +av_cold void v210_x86_init(V210DecContext *s) +{ + int cpu_flags = av_get_cpu_flags(); + +#if HAVE_YASM + if (s->aligned_input) { + if (cpu_flags & AV_CPU_FLAG_SSSE3) + s->unpack_frame = ff_v210_planar_unpack_aligned_ssse3; + + if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) + s->unpack_frame = ff_v210_planar_unpack_aligned_avx; + } + else { + if (cpu_flags & AV_CPU_FLAG_SSSE3) + s->unpack_frame = ff_v210_planar_unpack_unaligned_ssse3; + + if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) + s->unpack_frame = ff_v210_planar_unpack_unaligned_avx; + } +#endif +} |