[FFmpeg-cvslog] tests/checkasm/vvc_alf: change alf step size to 8

[Wu Jianhua]

ffmpeg | branch: master | Wu Jianhua <toqsxw at outlook.com> | Fri May 31 00:28:07 2024 +0800| [442e94e5e476710dfbb9f611a86ac3c86156394c] | committer: Nuo Mi

tests/checkasm/vvc_alf: change alf step size to 8

>From Benjamin Bross:
> for ALF where functions are in increments of 4 while 8 should be sufficient according to the spec.

Signed-off-by: Wu Jianhua <toqsxw at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=442e94e5e476710dfbb9f611a86ac3c86156394c
---

 tests/checkasm/vvc_alf.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tests/checkasm/vvc_alf.c b/tests/checkasm/vvc_alf.c
index f35fd2cd3e..84b0f9da15 100644
--- a/tests/checkasm/vvc_alf.c
+++ b/tests/checkasm/vvc_alf.c
@@ -90,8 +90,8 @@ static void check_alf_filter(VVCDSPContext *c, const int bit_depth)
     randomize_buffers2(filter, LUMA_PARAMS_SIZE, 1);
     randomize_buffers2(clip, LUMA_PARAMS_SIZE, 0);
 
-    for (int h = 4; h <= MAX_CTU_SIZE; h += 4) {
-        for (int w = 4; w <= MAX_CTU_SIZE; w += 4) {
+    for (int h = 4; h <= MAX_CTU_SIZE; h += 8) {
+        for (int w = 4; w <= MAX_CTU_SIZE; w += 8) {
             const int ctu_size = MAX_CTU_SIZE;
             if (check_func(c->alf.filter[LUMA], "vvc_alf_filter_luma_%dx%d_%d", w, h, bit_depth)) {
                 const int vb_pos = ctu_size - ALF_VB_POS_ABOVE_LUMA;
@@ -142,8 +142,8 @@ static void check_alf_classify(VVCDSPContext *c, const int bit_depth)
 
     randomize_buffers(src0, src1, SRC_BUF_SIZE);
 
-    for (int h = 4; h <= MAX_CTU_SIZE; h += 4) {
-        for (int w = 4; w <= MAX_CTU_SIZE; w += 4) {
+    for (int h = 4; h <= MAX_CTU_SIZE; h += 8) {
+        for (int w = 4; w <= MAX_CTU_SIZE; w += 8) {
             const int id_size = w * h / ALF_BLOCK_SIZE / ALF_BLOCK_SIZE * sizeof(int);
             const int vb_pos  = MAX_CTU_SIZE - ALF_BLOCK_SIZE;
             if (check_func(c->alf.classify, "vvc_alf_classify_%dx%d_%d", w, h, bit_depth)) {