Suppressed unused parameter warnings in frameworks/base/tests/Camera2Tests

Bug: 27149500
Change-Id: I3e522d58db88d2933ae82f6f448a8671316b0b35

tests/Camera2Tests/SmartCamera/SimpleCamera/jni/Android.mk

@@ -38,6 +38,8 @@ LOCAL_SRC_FILES := contrast.cpp \
                 sobeloperator.cpp \
                 stats_scorer.cpp
 
+LOCAL_CFLAGS += -Wall -Wextra -Werror -Wno-unused-parameter
+
 LOCAL_STATIC_LIBRARIES += \
     libcutils
 

tests/Camera2Tests/SmartCamera/SimpleCamera/jni/colorspace.cpp

@@ -65,9 +65,6 @@ void JNI_COLORSPACE_METHOD(nativeYuv420pToRgba8888)(
   uint8* pInV = pInput + size + size / 4;
   Rgba* pOutColor = pOutput;
 
-  const int u_offset = size;
-  const int v_offset = u_offset + size / 4;
-
   for (int y = 0; y < height; y += 2) {
     for (int x = 0; x < width; x += 2) {
       int u, v, y1, y2, y3, y4;

tests/Camera2Tests/SmartCamera/SimpleCamera/jni/sobeloperator.cpp

@@ -81,8 +81,6 @@ jboolean Java_androidx_media_filterpacks_image_SobelFilter_sobelOperator(
   short* gyPtr = new short[3 * numPixels];
   computeGradient(srcPtr, width, height, gxPtr, gyPtr);
 
-  unsigned char* mag = magPtr;
-  unsigned char* dir = dirPtr;
   for (int i = 0; i < numPixels; ++i) {
     for (int c = 0; c < 3; c++) {
       int gx = static_cast<int>(*(gxPtr + 3 * i + c) / 8 + 127.5);