diff options
Diffstat (limited to 'tests/checkasm/af_afir.c')
-rw-r--r-- | tests/checkasm/af_afir.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/tests/checkasm/af_afir.c b/tests/checkasm/af_afir.c new file mode 100644 index 0000000000..e3fb76e8e0 --- /dev/null +++ b/tests/checkasm/af_afir.c @@ -0,0 +1,83 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU 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 "config.h" + +#include <float.h> +#include <stdint.h> + +#include "libavfilter/af_afir.h" +#include "libavutil/internal.h" +#include "checkasm.h" + +#define LEN 256 + +#define randomize_buffer(buf) \ +do { \ + int i; \ + double bmg[2], stddev = 10.0, mean = 0.0; \ + \ + for (i = 0; i < LEN*2+8; i += 2) { \ + av_bmg_get(&checkasm_lfg, bmg); \ + buf[i] = bmg[0] * stddev + mean; \ + buf[i + 1] = bmg[1] * stddev + mean; \ + } \ +} while(0); + +static void test_fcmul_add(const float *src0, const float *src1, const float *src2) +{ + LOCAL_ALIGNED_32(float, cdst, [LEN*2+8]); + LOCAL_ALIGNED_32(float, odst, [LEN*2+8]); + int i; + + declare_func(void, float *sum, const float *t, const float *c, + ptrdiff_t len); + + memcpy(cdst, src0, (LEN*2+8) * sizeof(float)); + memcpy(odst, src0, (LEN*2+8) * sizeof(float)); + call_ref(cdst, src1, src2, LEN); + call_new(odst, src1, src2, LEN); + for (i = 0; i <= LEN*2; i++) { + if (!float_near_abs_eps(cdst[i], odst[i], 6.2e-05)) { + fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n", + i, cdst[i], odst[i], cdst[i] - odst[i]); + fail(); + break; + } + } + memcpy(odst, src0, (LEN*2+8) * sizeof(float)); + bench_new(odst, src1, src2, LEN); +} + +void checkasm_check_afir(void) +{ + LOCAL_ALIGNED_32(float, src0, [LEN*2+8]); + LOCAL_ALIGNED_32(float, src1, [LEN*2+8]); + LOCAL_ALIGNED_32(float, src2, [LEN*2+8]); + AudioFIRDSPContext fir = { 0 }; + + ff_afir_init(&fir); + + randomize_buffer(src0); + randomize_buffer(src1); + randomize_buffer(src2); + + if (check_func(fir.fcmul_add, "fcmul_add")) + test_fcmul_add(src0, src1, src2); + report("fcmul_add"); +} |