gralloc4-vts: Extract YCbCr888 data operation from Lock_YCRCB_420_SP
The patch extracts the common operation on YCbCr888 data to allow a
better reuse in tests with other YCbCr color formats
Bug: 150461327
Bug: 152510209
Test: VtsHalGraphicsMapperV4_0Target
Change-Id: I530f6d895c338fb041f7705aa9a4fd36931a1588
diff --git a/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp b/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
index f5c4cb9..77ed3cb 100644
--- a/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
+++ b/graphics/mapper/4.0/vts/functional/VtsHalGraphicsMapperV4_0TargetTest.cpp
@@ -277,7 +277,7 @@
}
}
- void verifyRGBA8888(const native_handle_t* bufferHandle, uint8_t* data, uint32_t height,
+ void verifyRGBA8888(const native_handle_t* bufferHandle, const uint8_t* data, uint32_t height,
size_t strideInBytes, size_t widthInBytes, uint32_t seed = 0) {
hidl_vec<uint8_t> vec;
ASSERT_EQ(Error::NONE,
@@ -295,6 +295,49 @@
}
}
+ void traverseYCbCr888Data(const android_ycbcr& yCbCr, int32_t width, int32_t height,
+ int64_t hSubsampling, int64_t vSubsampling,
+ std::function<void(uint8_t*, uint8_t)> traverseFuncion) {
+ auto yData = static_cast<uint8_t*>(yCbCr.y);
+ auto cbData = static_cast<uint8_t*>(yCbCr.cb);
+ auto crData = static_cast<uint8_t*>(yCbCr.cr);
+ auto yStride = yCbCr.ystride;
+ auto cStride = yCbCr.cstride;
+ auto chromaStep = yCbCr.chroma_step;
+
+ for (uint32_t y = 0; y < height; y++) {
+ for (uint32_t x = 0; x < width; x++) {
+ auto val = static_cast<uint8_t>(height * y + x);
+
+ traverseFuncion(yData + yStride * y + x, val);
+
+ if (y % vSubsampling == 0 && x % hSubsampling == 0) {
+ uint32_t subSampleX = x / hSubsampling;
+ uint32_t subSampleY = y / vSubsampling;
+ const auto subSampleOffset = cStride * subSampleY + chromaStep * subSampleX;
+ const auto subSampleVal =
+ static_cast<uint8_t>(height * subSampleY + subSampleX);
+
+ traverseFuncion(cbData + subSampleOffset, subSampleVal);
+ traverseFuncion(crData + subSampleOffset, subSampleVal + 1);
+ }
+ }
+ }
+ }
+
+ void fillYCbCr888Data(const android_ycbcr& yCbCr, int32_t width, int32_t height,
+ int64_t hSubsampling, int64_t vSubsampling) {
+ traverseYCbCr888Data(yCbCr, width, height, hSubsampling, vSubsampling,
+ [](auto address, auto fillingData) { *address = fillingData; });
+ }
+
+ void verifyYCbCr888Data(const android_ycbcr& yCbCr, int32_t width, int32_t height,
+ int64_t hSubsampling, int64_t vSubsampling) {
+ traverseYCbCr888Data(
+ yCbCr, width, height, hSubsampling, vSubsampling,
+ [](auto address, auto expectedData) { EXPECT_EQ(*address, expectedData); });
+ }
+
bool isEqual(float a, float b) { return abs(a - b) < 0.0001; }
std::unique_ptr<Gralloc> mGralloc;
@@ -591,37 +634,16 @@
ASSERT_NO_FATAL_FAILURE(
getAndroidYCbCr(bufferHandle, data, &yCbCr, &hSubsampling, &vSubsampling));
- auto yData = static_cast<uint8_t*>(yCbCr.y);
- auto cbData = static_cast<uint8_t*>(yCbCr.cb);
- auto crData = static_cast<uint8_t*>(yCbCr.cr);
- auto yStride = yCbCr.ystride;
- auto cStride = yCbCr.cstride;
- auto chromaStep = yCbCr.chroma_step;
-
constexpr uint32_t kCbCrSubSampleFactor = 2;
- ASSERT_EQ(crData + 1, cbData);
- ASSERT_EQ(2, chromaStep);
ASSERT_EQ(kCbCrSubSampleFactor, hSubsampling);
ASSERT_EQ(kCbCrSubSampleFactor, vSubsampling);
- for (uint32_t y = 0; y < info.height; y++) {
- for (uint32_t x = 0; x < info.width; x++) {
- auto val = static_cast<uint8_t>(info.height * y + x);
+ auto cbData = static_cast<uint8_t*>(yCbCr.cb);
+ auto crData = static_cast<uint8_t*>(yCbCr.cr);
+ ASSERT_EQ(crData + 1, cbData);
+ ASSERT_EQ(2, yCbCr.chroma_step);
- yData[yStride * y + x] = val;
-
- if (y % vSubsampling == 0 && x % hSubsampling == 0) {
- uint32_t subSampleX = x / hSubsampling;
- uint32_t subSampleY = y / vSubsampling;
- const auto subSampleOffset = cStride * subSampleY + chromaStep * subSampleX;
- const auto subSampleVal =
- static_cast<uint8_t>(info.height * subSampleY + subSampleX);
-
- cbData[subSampleOffset] = subSampleVal;
- crData[subSampleOffset] = subSampleVal + 1;
- }
- }
- }
+ fillYCbCr888Data(yCbCr, info.width, info.height, hSubsampling, vSubsampling);
ASSERT_NO_FATAL_FAILURE(fence = mGralloc->unlock(bufferHandle));
@@ -632,28 +654,7 @@
ASSERT_NO_FATAL_FAILURE(
getAndroidYCbCr(bufferHandle, data, &yCbCr, &hSubsampling, &vSubsampling));
- yData = static_cast<uint8_t*>(yCbCr.y);
- cbData = static_cast<uint8_t*>(yCbCr.cb);
- crData = static_cast<uint8_t*>(yCbCr.cr);
-
- for (uint32_t y = 0; y < info.height; y++) {
- for (uint32_t x = 0; x < info.width; x++) {
- auto val = static_cast<uint8_t>(info.height * y + x);
-
- EXPECT_EQ(val, yData[yStride * y + x]);
-
- if (y % vSubsampling == 0 && x % hSubsampling == 0) {
- uint32_t subSampleX = x / hSubsampling;
- uint32_t subSampleY = y / vSubsampling;
- const auto subSampleOffset = cStride * subSampleY + chromaStep * subSampleX;
- const auto subSampleVal =
- static_cast<uint8_t>(info.height * subSampleY + subSampleX);
-
- EXPECT_EQ(subSampleVal, cbData[subSampleOffset]);
- EXPECT_EQ(subSampleVal + 1, crData[subSampleOffset]);
- }
- }
- }
+ verifyYCbCr888Data(yCbCr, info.width, info.height, hSubsampling, vSubsampling);
ASSERT_NO_FATAL_FAILURE(fence = mGralloc->unlock(bufferHandle));
if (fence >= 0) {