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/*
* Copyright (C) 2019 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.
*/
#ifndef HW_EMULATOR_CAMERA_BASE_H
#define HW_EMULATOR_CAMERA_BASE_H
#include <log/log.h>
#include <memory>
#include "HandleImporter.h"
#include "hwl_types.h"
namespace android {
using android::hardware::camera::common::V1_0::helper::HandleImporter;
using google_camera_hal::HwlPipelineCallback;
using google_camera_hal::StreamBuffer;
struct YCbCrPlanes {
uint8_t* img_y = nullptr;
uint8_t* img_cb = nullptr;
uint8_t* img_cr = nullptr;
uint32_t y_stride = 0;
uint32_t cbcr_stride = 0;
uint32_t cbcr_step = 0;
};
struct SinglePlane {
uint8_t* img = nullptr;
uint32_t stride = 0;
uint32_t buffer_size = 0;
};
struct SensorBuffer {
uint32_t width, height;
uint32_t frame_number;
uint32_t pipeline_id;
uint32_t camera_id;
android_pixel_format_t format;
android_dataspace_t dataSpace;
StreamBuffer stream_buffer;
HandleImporter importer;
HwlPipelineCallback callback;
int acquire_fence_fd;
bool is_input;
bool is_failed_request;
union Plane {
SinglePlane img;
YCbCrPlanes img_y_crcb;
} plane;
SensorBuffer()
: width(0),
height(0),
frame_number(0),
pipeline_id(0),
camera_id(0),
format(HAL_PIXEL_FORMAT_RGBA_8888),
dataSpace(HAL_DATASPACE_UNKNOWN),
acquire_fence_fd(-1),
is_input(false),
is_failed_request(false),
plane{} {
}
SensorBuffer(const SensorBuffer&) = delete;
SensorBuffer& operator=(const SensorBuffer&) = delete;
};
typedef std::vector<std::unique_ptr<SensorBuffer>> Buffers;
} // namespace android
using android::google_camera_hal::BufferStatus;
using android::google_camera_hal::ErrorCode;
using android::google_camera_hal::HwlPipelineResult;
using android::google_camera_hal::MessageType;
using android::google_camera_hal::NotifyMessage;
template <>
struct std::default_delete<android::SensorBuffer> {
inline void operator()(android::SensorBuffer* buffer) const {
if (buffer != nullptr) {
if (buffer->stream_buffer.buffer != nullptr) {
buffer->importer.unlock(buffer->stream_buffer.buffer);
buffer->importer.freeBuffer(buffer->stream_buffer.buffer);
}
if (buffer->acquire_fence_fd >= 0) {
buffer->importer.closeFence(buffer->acquire_fence_fd);
}
if ((buffer->stream_buffer.status != BufferStatus::kOk) &&
(buffer->callback.notify != nullptr) && (!buffer->is_failed_request)) {
NotifyMessage msg = {
.type = MessageType::kError,
.message.error = {.frame_number = buffer->frame_number,
.error_stream_id = buffer->stream_buffer.stream_id,
.error_code = ErrorCode::kErrorBuffer}};
buffer->callback.notify(buffer->pipeline_id, msg);
}
if (buffer->callback.process_pipeline_result != nullptr) {
auto result = std::make_unique<HwlPipelineResult>();
result->camera_id = buffer->camera_id;
result->pipeline_id = buffer->pipeline_id;
result->frame_number = buffer->frame_number;
result->partial_result = 0;
buffer->stream_buffer.acquire_fence =
buffer->stream_buffer.release_fence = nullptr;
if (buffer->is_input) {
result->input_buffers.push_back(buffer->stream_buffer);
} else {
result->output_buffers.push_back(buffer->stream_buffer);
}
buffer->callback.process_pipeline_result(std::move(result));
}
delete buffer;
}
}
};
#endif
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