Fixes yolov8-seg inference result different from Openvino

src/monolithic/gst/elements/gvawatermark/renderer/renderer.cpp

@@ -62,6 +62,10 @@ void Renderer::convert_prims_color(std::vector<render::Prim> &prims) {
             render::Circle circle = std::get<render::Circle>(p);
             circle.color = _color_converter->convert(circle.color);
             p = circle;
+        } else if (std::holds_alternative<render::InstanceSegmantationMask>(p)) {
+            render::InstanceSegmantationMask mask = std::get<render::InstanceSegmantationMask>(p);
+            mask.color = _color_converter->convert(mask.color);
+            p = mask;
         }
     }
 }

src/monolithic/gst/inference_elements/base/inference_impl.cpp

@@ -478,18 +478,8 @@ void UpdateConfigWithLayerInfo(const std::vector<ModelInputProcessorInfo::Ptr> &
             config[KEY_BASE][KEY_PIXEL_VALUE_MEAN] = three_doubles_to_str(mean);
         }
 
-        int reverse_channels = 0; // TODO: verify that channel reversal works correctly with mean and std!
-        if (gst_structure_get_int(it->params, "reverse_input_channels", &reverse_channels)) {
-            config[KEY_BASE][KEY_MODEL_FORMAT] = reverse_channels ? "RGB" : "BGR";
-        }
-
         const auto color_space = gst_structure_get_string(it->params, "color_space");
         if (color_space) {
-            // Ensure that reverse_input_channels and color_space are not both defined
-            if (reverse_channels != 0 && color_space != nullptr) {
-                throw std::invalid_argument(
-                    "ERROR: Cannot specify both 'reverse_input_channels' and 'color_space' parameters simultaneously");
-            }
             config[KEY_BASE][KEY_MODEL_FORMAT] = color_space;
         }
 

src/monolithic/inference_backend/image_inference/openvino/model_api_converters.cpp

@@ -603,8 +603,16 @@ std::map<std::string, GstStructure *> get_model_info_preproc(const std::shared_p
             std::transform(element.second.as<std::string>().begin(), element.second.as<std::string>().end(),
                            element.second.as<std::string>().begin(), ::tolower);
 
-            if (element.second.as<std::string>() == "yes" || element.second.as<std::string>() == "true")
+            GValue color_value = G_VALUE_INIT;
+            g_value_init(&color_value, G_TYPE_STRING);
+            if (element.second.as<std::string>() == "yes" || element.second.as<std::string>() == "true") {
                 g_value_set_int(&gvalue, gint(true));
+                g_value_set_string(&color_value, "RGB");
+            } else {
+                g_value_set_string(&color_value, "BGR");
+            }
+            gst_structure_set_value(s, "color_space", &color_value);
+            g_value_unset(&color_value);
 
             gst_structure_set_value(s, "reverse_input_channels", &gvalue);
             GST_INFO("[get_model_info_preproc] reverse_input_channels: %s", element.second.as<std::string>().c_str());