early-access version 1432

2021-02-09 04:25:58 +01:00
parent de64eab4b4
commit 3d5a9d908a
7336 changed files with 1773492 additions and 111 deletions
--- a/externals/ffmpeg/tests/checkasm/af_afir.c
+++ b/externals/ffmpeg/tests/checkasm/af_afir.c
@@ -0,0 +1,95 @@
+/*
+ * 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++) {
+        int idx = i & ~1;
+        float cre = src2[idx];
+        float cim = src2[idx + 1];
+        float tre = src1[idx];
+        float tim = src1[idx + 1];
+        double t = fabs(src0[i]) +
+                   fabs(tre) + fabs(tim) + fabs(cre) + fabs(cim) +
+                   fabs(tre * cre) + fabs(tim * cim) +
+                   fabs(tre * cim) + fabs(tim * cre) +
+                   fabs(tre * cre - tim * cim) +
+                   fabs(tre * cim + tim * cre) +
+                   fabs(cdst[i]) + 1.0;
+        if (!float_near_abs_eps(cdst[i], odst[i], t * 2 * FLT_EPSILON)) {
+            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");
+}