diff options
Diffstat (limited to 'libavcodec/x86/ttadsp_init.c')
-rw-r--r-- | libavcodec/x86/ttadsp_init.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/libavcodec/x86/ttadsp_init.c b/libavcodec/x86/ttadsp_init.c new file mode 100644 index 0000000..47dc87f --- /dev/null +++ b/libavcodec/x86/ttadsp_init.c @@ -0,0 +1,42 @@ +/* + * Copyright (c) 2014 James Almer + * + * 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 "libavcodec/ttadsp.h" +#include "libavutil/x86/cpu.h" +#include "config.h" + +void ff_ttafilter_process_dec_ssse3(int32_t *qm, int32_t *dx, int32_t *dl, + int32_t *error, int32_t *in, int32_t shift, + int32_t round); +void ff_ttafilter_process_dec_sse4(int32_t *qm, int32_t *dx, int32_t *dl, + int32_t *error, int32_t *in, int32_t shift, + int32_t round); + +av_cold void ff_ttadsp_init_x86(TTADSPContext *c) +{ +#if HAVE_YASM + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_SSSE3(cpu_flags)) + c->ttafilter_process_dec = ff_ttafilter_process_dec_ssse3; + if (EXTERNAL_SSE4(cpu_flags)) + c->ttafilter_process_dec = ff_ttafilter_process_dec_sse4; +#endif +} |