tests/checkasm: add vf_idet checkasm

tests/checkasm/Makefile

@@ -62,6 +62,7 @@ AVFILTEROBJS-$(CONFIG_COLORSPACE_FILTER) += vf_colorspace.o
 AVFILTEROBJS-$(CONFIG_EQ_FILTER)         += vf_eq.o
 AVFILTEROBJS-$(CONFIG_GBLUR_FILTER)      += vf_gblur.o
 AVFILTEROBJS-$(CONFIG_HFLIP_FILTER)      += vf_hflip.o
+AVFILTEROBJS-$(CONFIG_IDET_FILTER)       += vf_idet.o
 AVFILTEROBJS-$(CONFIG_THRESHOLD_FILTER)  += vf_threshold.o
 AVFILTEROBJS-$(CONFIG_NLMEANS_FILTER)    += vf_nlmeans.o
 AVFILTEROBJS-$(CONFIG_SOBEL_FILTER)      += vf_convolution.o

tests/checkasm/checkasm.c

@@ -290,6 +290,9 @@ static const struct {
     #if CONFIG_HFLIP_FILTER
         { "vf_hflip", checkasm_check_vf_hflip },
     #endif
+    #if CONFIG_IDET_FILTER
+        { "vf_idet", checkasm_check_idet },
+    #endif
     #if CONFIG_NLMEANS_FILTER
         { "vf_nlmeans", checkasm_check_nlmeans },
     #endif

tests/checkasm/checkasm.h

@@ -112,6 +112,7 @@ void checkasm_check_hevc_pel(void);
 void checkasm_check_hevc_sao(void);
 void checkasm_check_huffyuvdsp(void);
 void checkasm_check_idctdsp(void);
+void checkasm_check_idet(void);
 void checkasm_check_jpeg2000dsp(void);
 void checkasm_check_llauddsp(void);
 void checkasm_check_lls(void);

tests/checkasm/vf_idet.c

@@ -0,0 +1,65 @@
+/*
+ * 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 "checkasm.h"
+
+#include "libavfilter/vf_idetdsp.h"
+#include "libavutil/mem_internal.h"
+
+#define WIDTH 512
+
+static void check_idet(int depth)
+{
+    IDETDSPContext dsp;
+
+    LOCAL_ALIGNED_32(uint8_t, in0, [WIDTH]);
+    LOCAL_ALIGNED_32(uint8_t, in1, [WIDTH]);
+    LOCAL_ALIGNED_32(uint8_t, in2, [WIDTH]);
+
+    declare_func(int, const uint8_t *a, const uint8_t *b,
+                 const uint8_t *c, int w);
+
+    ff_idet_dsp_init(&dsp, depth > 8);
+
+    for (int x = 0; x < WIDTH; x++) {
+        in0[x] = rnd() & 0xFF;
+        in1[x] = rnd() & 0xFF;
+        in2[x] = rnd() & 0xFF;
+    }
+
+    if (check_func(dsp.filter_line, "idet%d", depth)) {
+        /* Ensure odd tail is handled correctly */
+        int res_ref = call_ref(in0, in1, in2, WIDTH - 8);
+        int res_new = call_new(in0, in1, in2, WIDTH - 8);
+        if (res_ref != res_new) {
+            fprintf(stderr, "idet%d: result mismatch: %u != %u\n",
+                    depth, res_ref, res_new);
+            fail();
+        }
+        bench_new(in0, in1, in2, WIDTH);
+    }
+}
+
+void checkasm_check_idet(void)
+{
+    check_idet(8);
+    report("idet8");
+
+    check_idet(16);
+    report("idet16");
+}