[FFmpeg-devel] [PATCH 1/3] checkasm/h264dsp: add h264_add_pixels_clear test

[flow gg <hlefthleft@gmail.com>]

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From 39a9d1728cd867f5a4bfc39232167e9769247bf6 Mon Sep 17 00:00:00 2001
From: sunyuechi <sunyuechi@iscas.ac.cn>
Date: Thu, 21 Dec 2023 20:02:11 +0800
Subject: [PATCH 1/3] checkasm/h264dsp: add h264_add_pixels_clear test

---
 tests/checkasm/h264dsp.c | 55 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/tests/checkasm/h264dsp.c b/tests/checkasm/h264dsp.c
index 3c95f9d74d..2a33d3da66 100644
--- a/tests/checkasm/h264dsp.c
+++ b/tests/checkasm/h264dsp.c
@@ -440,6 +440,58 @@ static void check_loop_filter_intra(void)
     }
 }
 
+#define randomize(buf, len) \
+    do { \
+        for (int i = 0; i < len; i++) \
+            buf[i] = rnd(); \
+    } while (0)
+
+static void check_h264_add_pixels_clear(void)
+{
+#define BUF_SIZE 1024
+    LOCAL_ALIGNED_32(int16_t, src, [BUF_SIZE]);
+    LOCAL_ALIGNED_32(int16_t, src2, [BUF_SIZE]);
+    LOCAL_ALIGNED_32(uint8_t, dst, [BUF_SIZE]);
+    LOCAL_ALIGNED_32(uint8_t, dst2, [BUF_SIZE]);
+    H264DSPContext h;
+    ff_h264dsp_init(&h, 8, 1);
+    declare_func(void, uint8_t *, int16_t *, int);
+    int func, stride;
+
+    for (func = 0; func < 2; func++) {
+            void (*add_pixels_clear)(uint8_t *, int16_t *, int) = NULL;
+            const char *name;
+            switch (func) {
+            case 0:
+                add_pixels_clear = h.h264_add_pixels4_clear;
+                name = "h264_add_pixels4_clear";
+                stride = 4;
+                break;
+            case 1:
+                add_pixels_clear = h.h264_add_pixels8_clear;
+                name = "h264_add_pixels8_clear";
+                stride = 8;
+                break;
+            }
+
+            if (check_func(add_pixels_clear, "%s", name)) {
+                randomize(src, BUF_SIZE);
+                memcpy(src2, src, BUF_SIZE * sizeof(*src));
+                randomize(dst, BUF_SIZE);
+                memcpy(dst2, dst, BUF_SIZE * sizeof(*dst));
+
+                call_ref(dst, src, stride);
+                call_new(dst2, src2, stride);
+
+                if (memcmp(dst, dst2, BUF_SIZE * sizeof(*dst)) != 0 || memcmp(src, src2, BUF_SIZE * (*src)) != 0){
+                    fail();
+                }
+
+                bench_new(dst, src, stride);
+            }
+    }
+}
+
 void checkasm_check_h264dsp(void)
 {
     check_idct();
@@ -451,4 +503,7 @@ void checkasm_check_h264dsp(void)
 
     check_loop_filter_intra();
     report("loop_filter_intra");
+
+    check_h264_add_pixels_clear();
+    report("add_pixels_clear");
 }
-- 
2.43.0


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