From d5a7229ba4aabc2b6407c731d9175879ae54c5ea Mon Sep 17 00:00:00 2001 From: Justin Ruggles Date: Mon, 21 May 2012 12:58:41 -0400 Subject: Add a float DSP framework to libavutil Move vector_fmul() from DSPContext to AVFloatDSPContext. --- libavutil/float_dsp.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 libavutil/float_dsp.c (limited to 'libavutil/float_dsp.c') diff --git a/libavutil/float_dsp.c b/libavutil/float_dsp.c new file mode 100644 index 0000000000..039dd07d36 --- /dev/null +++ b/libavutil/float_dsp.c @@ -0,0 +1,42 @@ +/* + * This file is part of Libav. + * + * Libav 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. + * + * Libav 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 Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" + +#include "float_dsp.h" + +static void vector_fmul_c(float *dst, const float *src0, const float *src1, + int len) +{ + int i; + for (i = 0; i < len; i++) + dst[i] = src0[i] * src1[i]; +} + +void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact) +{ + fdsp->vector_fmul = vector_fmul_c; + +#if ARCH_ARM + ff_float_dsp_init_arm(fdsp); +#elif ARCH_PPC + ff_float_dsp_init_ppc(fdsp, bit_exact); +#elif ARCH_X86 + ff_float_dsp_init_x86(fdsp); +#endif +} -- cgit v1.2.1