1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #define LOG_TAG "AHardwareBuffer_test" 18 //#define LOG_NDEBUG 0 19 20 #include <android/hardware_buffer.h> 21 #include <private/android/AHardwareBufferHelpers.h> 22 #include <android/hardware/graphics/common/1.0/types.h> 23 24 #include <gtest/gtest.h> 25 26 using namespace android; 27 using android::hardware::graphics::common::V1_0::BufferUsage; 28 29 static ::testing::AssertionResult BuildHexFailureMessage(uint64_t expected, 30 uint64_t actual, const char* type) { 31 std::ostringstream ss; 32 ss << type << " 0x" << std::hex << actual 33 << " does not match expected " << type << " 0x" << std::hex 34 << expected; 35 return ::testing::AssertionFailure() << ss.str(); 36 } 37 38 static ::testing::AssertionResult TestUsageConversion( 39 uint64_t grallocUsage, uint64_t hardwareBufferUsage) { 40 uint64_t convertedGrallocUsage = AHardwareBuffer_convertToGrallocUsageBits(hardwareBufferUsage); 41 if (convertedGrallocUsage != grallocUsage) 42 return BuildHexFailureMessage(grallocUsage, convertedGrallocUsage, "converToGralloc"); 43 44 uint64_t convertedHArdwareBufferUsage = AHardwareBuffer_convertFromGrallocUsageBits(grallocUsage); 45 if (convertedHArdwareBufferUsage != grallocUsage) 46 return BuildHexFailureMessage(grallocUsage, convertedHArdwareBufferUsage, "convertFromGralloc"); 47 48 return testing::AssertionSuccess(); 49 } 50 51 // This is a unit test rather than going through AHardwareBuffer because not 52 // all flags may be supported by the host device. 53 TEST(AHardwareBufferTest, ConvertToAndFromGrallocBits) { 54 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::CPU_READ_RARELY, 55 AHARDWAREBUFFER_USAGE_CPU_READ_RARELY)); 56 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::CPU_READ_OFTEN, 57 AHARDWAREBUFFER_USAGE_CPU_READ_OFTEN)); 58 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::CPU_WRITE_RARELY, 59 AHARDWAREBUFFER_USAGE_CPU_WRITE_RARELY)); 60 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::CPU_WRITE_OFTEN, 61 AHARDWAREBUFFER_USAGE_CPU_WRITE_OFTEN)); 62 63 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::GPU_TEXTURE, 64 AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE)); 65 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::GPU_RENDER_TARGET, 66 AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT)); 67 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::GPU_DATA_BUFFER, 68 AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER)); 69 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::PROTECTED, 70 AHARDWAREBUFFER_USAGE_PROTECTED_CONTENT)); 71 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::SENSOR_DIRECT_DATA, 72 AHARDWAREBUFFER_USAGE_SENSOR_DIRECT_DATA)); 73 EXPECT_TRUE(TestUsageConversion((uint64_t)BufferUsage::VIDEO_ENCODER, 74 AHARDWAREBUFFER_USAGE_VIDEO_ENCODE)); 75 76 EXPECT_TRUE(TestUsageConversion(1ull<<28, AHARDWAREBUFFER_USAGE_VENDOR_0)); 77 EXPECT_TRUE(TestUsageConversion(1ull<<29, AHARDWAREBUFFER_USAGE_VENDOR_1)); 78 EXPECT_TRUE(TestUsageConversion(1ull<<30, AHARDWAREBUFFER_USAGE_VENDOR_2)); 79 EXPECT_TRUE(TestUsageConversion(1ull<<31, AHARDWAREBUFFER_USAGE_VENDOR_3)); 80 EXPECT_TRUE(TestUsageConversion(1ull<<48, AHARDWAREBUFFER_USAGE_VENDOR_4)); 81 EXPECT_TRUE(TestUsageConversion(1ull<<49, AHARDWAREBUFFER_USAGE_VENDOR_5)); 82 EXPECT_TRUE(TestUsageConversion(1ull<<50, AHARDWAREBUFFER_USAGE_VENDOR_6)); 83 EXPECT_TRUE(TestUsageConversion(1ull<<51, AHARDWAREBUFFER_USAGE_VENDOR_7)); 84 EXPECT_TRUE(TestUsageConversion(1ull<<52, AHARDWAREBUFFER_USAGE_VENDOR_8)); 85 EXPECT_TRUE(TestUsageConversion(1ull<<53, AHARDWAREBUFFER_USAGE_VENDOR_9)); 86 EXPECT_TRUE(TestUsageConversion(1ull<<54, AHARDWAREBUFFER_USAGE_VENDOR_10)); 87 EXPECT_TRUE(TestUsageConversion(1ull<<55, AHARDWAREBUFFER_USAGE_VENDOR_11)); 88 EXPECT_TRUE(TestUsageConversion(1ull<<56, AHARDWAREBUFFER_USAGE_VENDOR_12)); 89 EXPECT_TRUE(TestUsageConversion(1ull<<57, AHARDWAREBUFFER_USAGE_VENDOR_13)); 90 EXPECT_TRUE(TestUsageConversion(1ull<<58, AHARDWAREBUFFER_USAGE_VENDOR_14)); 91 EXPECT_TRUE(TestUsageConversion(1ull<<59, AHARDWAREBUFFER_USAGE_VENDOR_15)); 92 EXPECT_TRUE(TestUsageConversion(1ull<<60, AHARDWAREBUFFER_USAGE_VENDOR_16)); 93 EXPECT_TRUE(TestUsageConversion(1ull<<61, AHARDWAREBUFFER_USAGE_VENDOR_17)); 94 EXPECT_TRUE(TestUsageConversion(1ull<<62, AHARDWAREBUFFER_USAGE_VENDOR_18)); 95 EXPECT_TRUE(TestUsageConversion(1ull<<63, AHARDWAREBUFFER_USAGE_VENDOR_19)); 96 97 // Test some more complex flag combinations. 98 EXPECT_TRUE(TestUsageConversion( 99 (uint64_t)BufferUsage::CPU_READ_RARELY | 100 (uint64_t)BufferUsage::CPU_WRITE_RARELY, 101 AHARDWAREBUFFER_USAGE_CPU_READ_RARELY | AHARDWAREBUFFER_USAGE_CPU_WRITE_RARELY)); 102 103 EXPECT_TRUE(TestUsageConversion( 104 (uint64_t)BufferUsage::GPU_RENDER_TARGET | (uint64_t)BufferUsage::GPU_TEXTURE | 105 1ull << 29 | 1ull << 57, 106 AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT | AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE | 107 AHARDWAREBUFFER_USAGE_VENDOR_1 | AHARDWAREBUFFER_USAGE_VENDOR_13)); 108 } 109
