opencv 4.12 compat

Author: bghira

src/opencv_ops.rs

@@ -180,7 +180,13 @@ impl OpenCVBatchProcessor {
         )?;
 
         #[cfg(not(target_os = "macos"))]
-        cvt_color(&src_mat, &mut gray_mat, COLOR_RGB2GRAY, 0)?;
+        cvt_color(
+            &src_mat,
+            &mut gray_mat,
+            COLOR_RGB2GRAY,
+            0,
+            opencv::core::AlgorithmHint::ALGO_HINT_DEFAULT,
+        )?;
 
         // Calculate mean (luminance)
         let mean_scalar = opencv::core::mean(&gray_mat, &opencv::core::no_array())?;

src/true_batch_ops.rs

@@ -282,7 +282,13 @@ impl TrueBatchProcessor {
                 opencv::core::AlgorithmHint::ALGO_HINT_DEFAULT,
             )?;
             #[cfg(not(target_os = "macos"))]
-            cvt_color(&src_mats[i], &mut dst_mat, opencv_code, 0)?;
+            cvt_color(
+                &src_mats[i],
+                &mut dst_mat,
+                opencv_code,
+                0,
+                opencv::core::AlgorithmHint::ALGO_HINT_DEFAULT,
+            )?;
 
             results.push(result);
         }