Remove the SDR type from list returned by GetSupportedHdrOutputTypes

Test: atest HdrConversionEnabledTest
Bug: 282568754
Change-Id: I4676bba9c87c188ffc82c6a5e5b00539e0b564df

services/core/jni/com_android_server_display_DisplayControl.cpp

@@ -99,7 +99,10 @@ static jintArray nativeGetSupportedHdrOutputTypes(JNIEnv* env, jclass clazz) {
     // Extract unique HDR output types.
     std::set<int> hdrOutputTypes;
     for (const auto& hdrConversionCapability : hdrConversionCapabilities) {
-        hdrOutputTypes.insert(hdrConversionCapability.outputType);
+        // Filter out the value for SDR which is 0.
+        if (hdrConversionCapability.outputType > 0) {
+            hdrOutputTypes.insert(hdrConversionCapability.outputType);
+        }
     }
     jintArray array = env->NewIntArray(hdrOutputTypes.size());
     if (array == nullptr) {