diff options
Diffstat (limited to 'libavutil/float_dsp.c')
| -rw-r--r-- | libavutil/float_dsp.c | 61 |
1 files changed, 50 insertions, 11 deletions
diff --git a/libavutil/float_dsp.c b/libavutil/float_dsp.c index aabc800db6..467d7a74c1 100644 --- a/libavutil/float_dsp.c +++ b/libavutil/float_dsp.c @@ -1,24 +1,28 @@ /* - * This file is part of Libav. + * Copyright 2005 Balatoni Denes + * Copyright 2006 Loren Merritt * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * 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 "attributes.h" #include "float_dsp.h" +#include "mem.h" static void vector_fmul_c(float *dst, const float *src0, const float *src1, int len) @@ -89,7 +93,7 @@ static void vector_fmul_reverse_c(float *dst, const float *src0, dst[i] = src0[i] * src1[-i]; } -static void butterflies_float_c(float *restrict v1, float *restrict v2, +static void butterflies_float_c(float *av_restrict v1, float *av_restrict v2, int len) { int i; @@ -132,8 +136,19 @@ av_cold void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact) ff_float_dsp_init_ppc(fdsp, bit_exact); if (ARCH_X86) ff_float_dsp_init_x86(fdsp); + if (ARCH_MIPS) + ff_float_dsp_init_mips(fdsp); +} + +av_cold AVFloatDSPContext *avpriv_float_dsp_alloc(int bit_exact) +{ + AVFloatDSPContext *ret = av_mallocz(sizeof(AVFloatDSPContext)); + if (ret) + avpriv_float_dsp_init(ret, bit_exact); + return ret; } + #ifdef TEST #include <float.h> @@ -141,13 +156,18 @@ av_cold void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact) #include <stdint.h> #include <stdlib.h> #include <string.h> +#if HAVE_UNISTD_H +#include <unistd.h> /* for getopt */ +#endif +#if !HAVE_GETOPT +#include "compat/getopt.c" +#endif #include "common.h" #include "cpu.h" #include "internal.h" #include "lfg.h" #include "log.h" -#include "mem.h" #include "random_seed.h" #define LEN 240 @@ -364,7 +384,7 @@ static int test_scalarproduct_float(AVFloatDSPContext *fdsp, AVFloatDSPContext * int main(int argc, char **argv) { - int ret = 0; + int ret = 0, seeded = 0; uint32_t seed; AVFloatDSPContext fdsp, cdsp; AVLFG lfg; @@ -375,12 +395,31 @@ int main(int argc, char **argv) LOCAL_ALIGNED(32, double, dbl_src0, [LEN]); LOCAL_ALIGNED(32, double, dbl_src1, [LEN]); - if (argc > 2 && !strcmp(argv[1], "-s")) - seed = strtoul(argv[2], NULL, 10); - else + for (;;) { + int arg = getopt(argc, argv, "s:c:"); + if (arg == -1) + break; + switch (arg) { + case 's': + seed = strtoul(optarg, NULL, 10); + seeded = 1; + break; + case 'c': + { + int cpuflags = av_get_cpu_flags(); + + if (av_parse_cpu_caps(&cpuflags, optarg) < 0) + return 1; + + av_force_cpu_flags(cpuflags); + break; + } + } + } + if (!seeded) seed = av_get_random_seed(); - av_log(NULL, AV_LOG_INFO, "float_dsp-test: random seed %u\n", seed); + av_log(NULL, AV_LOG_INFO, "float_dsp-test: %s %u\n", seeded ? "seed" : "random seed", seed); av_lfg_init(&lfg, seed); |