[FFmpeg-devel] [PATCH 3/3][GSoC 2024] tests/checkasm: Add check_vvc_sad to vvc_mc.c

[Stone Chen]

Adds checkasm for DMVR SAD AVX2 implementation.

Benchmarks ( AMD 7940HS )
vvc_sad_8_16bpc_c: 112.5
vvc_sad_8_16bpc_avx2: 2.5
vvc_sad_16_16bpc_c: 232.5
vvc_sad_16_16bpc_avx2: 22.5
vvc_sad_32_16bpc_c: 912.5
vvc_sad_32_16bpc_avx2: 82.5
vvc_sad_64_16bpc_c: 3582.5
vvc_sad_64_16bpc_avx2: 392.5
vvc_sad_128_16bpc_c: 16702.5
vvc_sad_128_16bpc_avx2: 1912.5

Before:
BQTerrace_1920x1080_60_10_420_22_RA.vvc | 80.7 |
Chimera_8bit_1080P_1000_frames.vvc | 158.0 |
NovosobornayaSquare_1920x1080.bin | 159.7 |
RitualDance_1920x1080_60_10_420_37_RA.266 | 146.3 |

After:
BQTerrace_1920x1080_60_10_420_22_RA.vvc | 82.7 |
Chimera_8bit_1080P_1000_frames.vvc | 167.0 |
NovosobornayaSquare_1920x1080.bin | 166.3 |
RitualDance_1920x1080_60_10_420_37_RA.266 | 154.0 |
---
 tests/checkasm/vvc_mc.c | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/tests/checkasm/vvc_mc.c b/tests/checkasm/vvc_mc.c
index 97f57cb401..77dd32fbbb 100644
--- a/tests/checkasm/vvc_mc.c
+++ b/tests/checkasm/vvc_mc.c
@@ -322,8 +322,46 @@ static void check_avg(void)
     report("avg");
 }
 
+static void check_vvc_sad(void)
+{
+    const int bit_depth = 10;
+    VVCDSPContext c;
+    LOCAL_ALIGNED_32(uint16_t, src0, [MAX_CTU_SIZE * MAX_CTU_SIZE * 4]);
+    LOCAL_ALIGNED_32(uint16_t, src1, [MAX_CTU_SIZE * MAX_CTU_SIZE * 4]);
+    declare_func(int, const int16_t *src0, const int16_t *src1, int dx, int dy, int block_w, int block_h);
+
+    ff_vvc_dsp_init(&c, bit_depth);
+    memset(src0, 0, MAX_CTU_SIZE * MAX_CTU_SIZE * 2);
+    memset(src1, 0, MAX_CTU_SIZE * MAX_CTU_SIZE * 2);
+
+    randomize_pixels(src0, src1, MAX_CTU_SIZE * MAX_CTU_SIZE * 2);
+     for (int h = 8; h <= MAX_CTU_SIZE; h *= 2) {
+        for (int w = 8; w <= MAX_CTU_SIZE; w *= 2) {
+            for(int offy = 0; offy <= 4; offy++) {
+                for(int offx = 0; offx <= 4; offx++) {
+                    if(check_func(c.inter.sad[av_log2(w)-2], "vvc_sad_%dx%d", w, h)) {
+                        int result0;
+                        int result1;
+
+                        result0 =  call_ref(src0 + PIXEL_STRIDE * 2 + 2, src1 + PIXEL_STRIDE * 2 + 2, offx, offy, w, h);
+                        result1 =  call_new(src0 + PIXEL_STRIDE * 2 + 2, src1 + PIXEL_STRIDE * 2 + 2, offx, offy, w, h);
+
+                        if (result1 != result0)
+                            fail();
+                        if(w == h && offx == 0 && offy == 0)
+                            bench_new(src0 + PIXEL_STRIDE * 2 + 2, src1 + PIXEL_STRIDE * 2 + 2, offx, offy, w, h);
+                    }
+                }
+            }
+        }
+     }
+
+    report("check_vvc_sad");
+}
+
 void checkasm_check_vvc_mc(void)
 {
+    check_vvc_sad();
     check_put_vvc_luma();
     check_put_vvc_luma_uni();
     check_put_vvc_chroma();
-- 
2.44.0