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/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "format_metadata_factory.h"
#include <camera/CameraMetadata.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "metadata/test_common.h"
#include "v4l2_wrapper_mock.h"
using testing::AtLeast;
using testing::Expectation;
using testing::Return;
using testing::SetArgPointee;
using testing::Test;
using testing::_;
namespace v4l2_camera_hal {
class FormatMetadataFactoryTest : public Test {
protected:
virtual void SetUp() { mock_device_.reset(new V4L2WrapperMock()); }
virtual void ExpectMetadataTagCount(const android::CameraMetadata& metadata,
uint32_t tag,
size_t count) {
camera_metadata_ro_entry_t entry = metadata.find(tag);
EXPECT_EQ(entry.count, count);
}
std::shared_ptr<V4L2WrapperMock> mock_device_;
};
TEST_F(FormatMetadataFactoryTest, GetFormatMetadata) {
std::set<uint32_t> formats{V4L2_PIX_FMT_JPEG, V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YUYV};
std::map<uint32_t, std::set<std::array<int32_t, 2>>> sizes{
{V4L2_PIX_FMT_JPEG, {{{10, 20}}, {{30, 60}}, {{120, 240}}}},
{V4L2_PIX_FMT_YUV420, {{{1, 2}}, {{3, 6}}, {{12, 24}}}},
{V4L2_PIX_FMT_YUYV, {{{20, 40}}, {{80, 160}}, {{320, 640}}}}};
// These need to be on the correct order of magnitude,
// as there is a check for min fps > 15.
std::map<uint32_t, std::map<std::array<int32_t, 2>, std::array<int64_t, 2>>>
durations{{V4L2_PIX_FMT_JPEG,
{{{{10, 20}}, {{100000000, 200000000}}},
{{{30, 60}}, {{1000000000, 2000000000}}},
{{{120, 240}}, {{700000000, 1200000000}}}}},
{V4L2_PIX_FMT_YUV420,
{{{{1, 2}}, {{10000000000, 20000000000}}},
{{{3, 6}}, {{11000000000, 21000000000}}},
{{{12, 24}}, {{10500000000, 19000000000}}}}},
{V4L2_PIX_FMT_YUYV,
{{{{20, 40}}, {{11000000000, 22000000000}}},
{{{80, 160}}, {{13000000000, 25000000000}}},
{{{320, 640}}, {{10100000000, 19000000000}}}}}};
// The camera must report at least one qualified format.
std::vector<uint32_t> qualified_formats = {V4L2_PIX_FMT_YUYV};
// Device must support IMPLEMENTATION_DEFINED (as well as JPEG & YUV).
// For USB cameras, we assume that this format will not be present, and it
// will default to a qualified format or one of the other required formats.
EXPECT_CALL(*mock_device_, GetFormats(_))
.WillOnce(DoAll(SetArgPointee<0>(formats), Return(0)));
EXPECT_CALL(*mock_device_, GetQualifiedFormats(_))
.WillOnce(DoAll(SetArgPointee<0>(qualified_formats), Return(0)));
for (auto format : formats) {
std::set<std::array<int32_t, 2>> format_sizes = sizes[format];
EXPECT_CALL(*mock_device_, GetFormatFrameSizes(format, _))
.Times(AtLeast(1))
.WillRepeatedly(DoAll(SetArgPointee<1>(format_sizes), Return(0)));
for (auto size : format_sizes) {
EXPECT_CALL(*mock_device_, GetFormatFrameDurationRange(format, size, _))
.Times(AtLeast(1))
.WillRepeatedly(
DoAll(SetArgPointee<2>(durations[format][size]), Return(0)));
}
}
PartialMetadataSet components;
ASSERT_EQ(AddFormatComponents(mock_device_,
std::inserter(components, components.end())),
0);
for (auto& component : components) {
android::CameraMetadata metadata;
component->PopulateStaticFields(&metadata);
ASSERT_EQ(metadata.entryCount(), 1u);
int32_t tag = component->StaticTags()[0];
switch (tag) {
case ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS: // Fall through.
case ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS: // Fall through.
case ANDROID_SCALER_AVAILABLE_STALL_DURATIONS: // Fall through.
// 3 sizes per format, 4 elements per config.
// # formats + 1 for IMPLEMENTATION_DEFINED.
ExpectMetadataTagCount(metadata, tag, (formats.size() + 1) * 3 * 4);
break;
case ANDROID_SENSOR_INFO_MAX_FRAME_DURATION:
// The lowest max duration from above.
ExpectMetadataEq(metadata, tag, 200000000);
break;
case ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES:
// 2 ranges ({min, max} and {max, max}), each with a min and max.
ExpectMetadataTagCount(metadata, tag, 4);
break;
default:
FAIL() << "Unexpected component created.";
break;
}
}
}
TEST_F(FormatMetadataFactoryTest, GetFormatMetadataMissingRequired) {
std::set<uint32_t> formats{V4L2_PIX_FMT_YUYV};
std::map<uint32_t, std::set<std::array<int32_t, 2>>> sizes{
{V4L2_PIX_FMT_YUYV, {{{640, 480}}, {{320, 240}}}}};
std::map<uint32_t, std::map<std::array<int32_t, 2>, std::array<int64_t, 2>>>
durations{{V4L2_PIX_FMT_YUYV,
{{{{640, 480}}, {{100000000, 200000000}}},
{{{320, 240}}, {{100000000, 200000000}}}}}};
EXPECT_CALL(*mock_device_, GetFormats(_))
.WillOnce(DoAll(SetArgPointee<0>(formats), Return(0)));
// If a qualified format is present, we expect that required fields are
// populated as if they are supported.
std::vector<uint32_t> qualified_formats = {V4L2_PIX_FMT_YUYV};
EXPECT_CALL(*mock_device_, GetQualifiedFormats(_))
.WillOnce(DoAll(SetArgPointee<0>(qualified_formats), Return(0)));
for (auto format : formats) {
std::set<std::array<int32_t, 2>> format_sizes = sizes[format];
EXPECT_CALL(*mock_device_, GetFormatFrameSizes(format, _))
.Times(AtLeast(1))
.WillRepeatedly(DoAll(SetArgPointee<1>(format_sizes), Return(0)));
for (auto size : format_sizes) {
EXPECT_CALL(*mock_device_, GetFormatFrameDurationRange(format, size, _))
.Times(AtLeast(1))
.WillRepeatedly(
DoAll(SetArgPointee<2>(durations[format][size]), Return(0)));
}
}
// Check that all required formats are present.
PartialMetadataSet components;
ASSERT_EQ(AddFormatComponents(mock_device_,
std::inserter(components, components.end())),
0);
std::vector<std::array<int32_t, 2>> target_fps_ranges{{{5, 10}}, {{10, 10}}};
for (auto& component : components) {
android::CameraMetadata metadata;
component->PopulateStaticFields(&metadata);
ASSERT_EQ(metadata.entryCount(), 1u);
int32_t tag = component->StaticTags()[0];
switch (tag) {
case ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS: // Fall through.
case ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS: // Fall through.
case ANDROID_SCALER_AVAILABLE_STALL_DURATIONS: // Fall through.
// Two sizes per format, four elements per config.
// # formats + 3 for YUV420, JPEG, IMPLEMENTATION_DEFINED.
ExpectMetadataTagCount(metadata, tag, (formats.size() + 3) * 2 * 4);
break;
case ANDROID_SENSOR_INFO_MAX_FRAME_DURATION:
// The lowest max duration from above.
ExpectMetadataEq(metadata, tag, 200000000);
break;
case ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES:
// 2 ranges ({min, max} and {max, max}), each with a min and max.
ExpectMetadataTagCount(metadata, tag, 4);
ExpectMetadataEq(metadata, tag, target_fps_ranges);
break;
default:
FAIL() << "Unexpected component created.";
break;
}
}
}
} // namespace v4l2_camera_hal
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