diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2013-06-30 13:30:07 +0400 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-06-30 13:35:52 +0400 |
commit | 78b547963362cc9827d92dc0808534b757ab05d4 (patch) | |
tree | 5b15d364e43e987ea2be5c381d0e99e9b303d958 /libavutil/x86/lls_init.c | |
parent | c93a424718c38c6add273745f3792b531332ea88 (diff) | |
parent | 502ab21af0ca68f76d6112722c46d2f35c004053 (diff) |
Merge commit '502ab21af0ca68f76d6112722c46d2f35c004053'
* commit '502ab21af0ca68f76d6112722c46d2f35c004053':
x86: lpc: simd av_update_lls
The versions are bumped due to changes in lls.h which is used across
libraries affecting intra library ABI
(This version bump also covers changes to lls.h in the immedeatly previous
commits)
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil/x86/lls_init.c')
-rw-r--r-- | libavutil/x86/lls_init.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/libavutil/x86/lls_init.c b/libavutil/x86/lls_init.c new file mode 100644 index 0000000000..6437be958c --- /dev/null +++ b/libavutil/x86/lls_init.c @@ -0,0 +1,38 @@ +/* + * linear least squares model + * + * Copyright (c) 2013 Loren Merritt + * + * 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/lls.h" +#include "libavutil/x86/cpu.h" + +void ff_update_lls_sse2(LLSModel *m, double *var); +void ff_update_lls_avx(LLSModel *m, double *var); + +av_cold void ff_init_lls_x86(LLSModel *m) +{ + int cpu_flags = av_get_cpu_flags(); + if (EXTERNAL_SSE2(cpu_flags)) { + m->update_lls = ff_update_lls_sse2; + } + if (EXTERNAL_AVX(cpu_flags)) { + m->update_lls = ff_update_lls_avx; + } +} |