android13/hardware/google/camera/common/hal/aidl_service/aidl_utils.cc

1158 lines
38 KiB
C++

/*
* Copyright (C) 2022 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.
*/
#define LOG_TAG "GCH_AidlUtils"
// #define LOG_NDEBUG 0
#include "aidl_utils.h"
#include <aidlcommonsupport/NativeHandle.h>
#include <log/log.h>
#include <system/camera_metadata.h>
#include <regex>
#include "aidl_camera_device.h"
#include "aidl_camera_provider.h"
namespace android {
namespace hardware {
namespace camera {
namespace implementation {
namespace aidl_utils {
using AidlCameraProvider = provider::implementation::AidlCameraProvider;
using AidlCameraDevice = device::implementation::AidlCameraDevice;
using AidlStatus = aidl::android::hardware::camera::common::Status;
ScopedAStatus ConvertToAidlReturn(status_t hal_status) {
switch (hal_status) {
case OK:
return ScopedAStatus::ok();
case BAD_VALUE:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::ILLEGAL_ARGUMENT));
case -EBUSY:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::CAMERA_IN_USE));
case -EUSERS:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::MAX_CAMERAS_IN_USE));
case UNKNOWN_TRANSACTION:
case INVALID_OPERATION:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::OPERATION_NOT_SUPPORTED));
case DEAD_OBJECT:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::CAMERA_DISCONNECTED));
default:
return ScopedAStatus::fromServiceSpecificError(
static_cast<int32_t>(Status::INTERNAL_ERROR));
}
}
status_t ConvertToAidlVendorTagType(
google_camera_hal::CameraMetadataType hal_type,
CameraMetadataType* aidl_type) {
if (aidl_type == nullptr) {
ALOGE("%s: aidl_type is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (hal_type) {
case google_camera_hal::CameraMetadataType::kByte:
*aidl_type = CameraMetadataType::BYTE;
break;
case google_camera_hal::CameraMetadataType::kInt32:
*aidl_type = CameraMetadataType::INT32;
break;
case google_camera_hal::CameraMetadataType::kFloat:
*aidl_type = CameraMetadataType::FLOAT;
break;
case google_camera_hal::CameraMetadataType::kInt64:
*aidl_type = CameraMetadataType::INT64;
break;
case google_camera_hal::CameraMetadataType::kDouble:
*aidl_type = CameraMetadataType::DOUBLE;
break;
case google_camera_hal::CameraMetadataType::kRational:
*aidl_type = CameraMetadataType::RATIONAL;
break;
default:
ALOGE("%s: Unknown google_camera_hal::CameraMetadataType: %u",
__FUNCTION__, hal_type);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToAidlVendorTagSections(
const std::vector<google_camera_hal::VendorTagSection>& hal_sections,
std::vector<VendorTagSection>* aidl_sections) {
if (aidl_sections == nullptr) {
ALOGE("%s: aidl_sections is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
aidl_sections->resize(hal_sections.size());
for (uint32_t i = 0; i < hal_sections.size(); i++) {
(*aidl_sections)[i].sectionName = hal_sections[i].section_name;
(*aidl_sections)[i].tags.resize(hal_sections[i].tags.size());
for (uint32_t j = 0; j < hal_sections[i].tags.size(); j++) {
(*aidl_sections)[i].tags[j].tagId = hal_sections[i].tags[j].tag_id;
(*aidl_sections)[i].tags[j].tagName = hal_sections[i].tags[j].tag_name;
status_t res =
ConvertToAidlVendorTagType(hal_sections[i].tags[j].tag_type,
&(*aidl_sections)[i].tags[j].tagType);
if (res != OK) {
ALOGE("%s: Converting to aidl vendor tag type failed. ", __FUNCTION__);
return res;
}
}
}
return OK;
}
status_t ConvertToAidlResourceCost(
const google_camera_hal::CameraResourceCost& hal_cost,
CameraResourceCost* aidl_cost) {
if (aidl_cost == nullptr) {
ALOGE("%s: aidl_cost is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
aidl_cost->resourceCost = hal_cost.resource_cost;
aidl_cost->conflictingDevices.resize(hal_cost.conflicting_devices.size());
for (uint32_t i = 0; i < hal_cost.conflicting_devices.size(); i++) {
aidl_cost->conflictingDevices[i] =
"device@" + AidlCameraDevice::kDeviceVersion + "/" +
AidlCameraProvider::kProviderName + "/" +
std::to_string(hal_cost.conflicting_devices[i]);
}
return OK;
}
status_t ConvertToHalTemplateType(
RequestTemplate aidl_template,
google_camera_hal::RequestTemplate* hal_template) {
if (hal_template == nullptr) {
ALOGE("%s: hal_template is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_template) {
case RequestTemplate::PREVIEW:
*hal_template = google_camera_hal::RequestTemplate::kPreview;
break;
case RequestTemplate::STILL_CAPTURE:
*hal_template = google_camera_hal::RequestTemplate::kStillCapture;
break;
case RequestTemplate::VIDEO_RECORD:
*hal_template = google_camera_hal::RequestTemplate::kVideoRecord;
break;
case RequestTemplate::VIDEO_SNAPSHOT:
*hal_template = google_camera_hal::RequestTemplate::kVideoSnapshot;
break;
case RequestTemplate::ZERO_SHUTTER_LAG:
*hal_template = google_camera_hal::RequestTemplate::kZeroShutterLag;
break;
case RequestTemplate::MANUAL:
*hal_template = google_camera_hal::RequestTemplate::kManual;
break;
default:
ALOGE("%s: Unknown AIDL RequestTemplate: %u", __FUNCTION__, aidl_template);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToAidlHalStreamConfig(
const std::vector<google_camera_hal::HalStream>& hal_configured_streams,
std::vector<HalStream>* aidl_hal_streams) {
if (aidl_hal_streams == nullptr) {
ALOGE("%s: aidl_hal_streams is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
aidl_hal_streams->resize(hal_configured_streams.size());
for (uint32_t i = 0; i < hal_configured_streams.size(); i++) {
auto& dst = (*aidl_hal_streams)[i];
dst.supportOffline = false;
if (hal_configured_streams[i].is_physical_camera_stream) {
dst.physicalCameraId =
std::to_string(hal_configured_streams[i].physical_camera_id);
}
dst.overrideDataSpace =
static_cast<aidl::android::hardware::graphics::common::Dataspace>(
hal_configured_streams[i].override_data_space);
dst.id = hal_configured_streams[i].id;
dst.overrideFormat =
static_cast<aidl::android::hardware::graphics::common::PixelFormat>(
hal_configured_streams[i].override_format);
dst.producerUsage =
static_cast<aidl::android::hardware::graphics::common::BufferUsage>(
hal_configured_streams[i].producer_usage);
dst.consumerUsage =
static_cast<aidl::android::hardware::graphics::common::BufferUsage>(
hal_configured_streams[i].consumer_usage);
dst.maxBuffers = hal_configured_streams[i].max_buffers;
}
return OK;
}
status_t WriteToResultMetadataQueue(
camera_metadata_t* metadata,
AidlMessageQueue<int8_t, SynchronizedReadWrite>* result_metadata_queue) {
if (result_metadata_queue == nullptr) {
return BAD_VALUE;
}
if (result_metadata_queue->availableToWrite() <= 0) {
ALOGW("%s: result_metadata_queue is not available to write", __FUNCTION__);
return BAD_VALUE;
}
uint32_t size = get_camera_metadata_size(metadata);
bool success = result_metadata_queue->write(
reinterpret_cast<const int8_t*>(metadata), size);
if (!success) {
ALOGW("%s: Writing to result metadata queue failed. (size=%u)",
__FUNCTION__, size);
return INVALID_OPERATION;
}
return OK;
}
// Try writing result metadata to result metadata queue. If failed, return
// the metadata to the caller in out_hal_metadata.
status_t TryWritingToResultMetadataQueue(
std::unique_ptr<google_camera_hal::HalCameraMetadata> hal_metadata,
AidlMessageQueue<int8_t, SynchronizedReadWrite>* result_metadata_queue,
uint64_t* fmq_result_size,
std::unique_ptr<google_camera_hal::HalCameraMetadata>* out_hal_metadata) {
if (out_hal_metadata == nullptr) {
ALOGE("%s: out_hal_metadata is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
*out_hal_metadata = std::move(hal_metadata);
if (fmq_result_size == nullptr) {
ALOGE("%s: fmq_result_size is nullptr", __FUNCTION__);
return BAD_VALUE;
}
*fmq_result_size = 0;
if (*out_hal_metadata == nullptr) {
return OK;
}
camera_metadata_t* metadata = (*out_hal_metadata)->ReleaseCameraMetadata();
// Temporarily use the raw metadata to write to metadata queue.
status_t res = WriteToResultMetadataQueue(metadata, result_metadata_queue);
*out_hal_metadata = google_camera_hal::HalCameraMetadata::Create(metadata);
if (res != OK) {
ALOGW("%s: Writing to result metadata queue failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
*fmq_result_size = (*out_hal_metadata)->GetCameraMetadataSize();
*out_hal_metadata = nullptr;
return OK;
}
status_t ConvertToAidlResultMetadata(
AidlMessageQueue<int8_t, SynchronizedReadWrite>* result_metadata_queue,
std::unique_ptr<google_camera_hal::HalCameraMetadata> hal_metadata,
std::vector<uint8_t>* aidl_metadata, uint64_t* fmq_result_size) {
if (TryWritingToResultMetadataQueue(std::move(hal_metadata),
result_metadata_queue, fmq_result_size,
&hal_metadata) == OK) {
return OK;
}
// If writing to metadata queue failed, attach the metadata to aidl_metadata.
if (aidl_metadata == nullptr) {
ALOGE("%s: aidl_metadata is nullptr", __FUNCTION__);
return BAD_VALUE;
}
uint32_t metadata_size = hal_metadata->GetCameraMetadataSize();
uint8_t* metadata_p =
reinterpret_cast<uint8_t*>(hal_metadata->ReleaseCameraMetadata());
// TODO: Do we reallly need to copy here ?
aidl_metadata->assign(metadata_p, metadata_p + metadata_size);
return OK;
}
status_t ConvertToAidlBufferStatus(google_camera_hal::BufferStatus hal_status,
BufferStatus* aidl_status) {
if (aidl_status == nullptr) {
ALOGE("%s: aidl_status is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (hal_status) {
case google_camera_hal::BufferStatus::kOk:
*aidl_status = BufferStatus::OK;
break;
case google_camera_hal::BufferStatus::kError:
*aidl_status = BufferStatus::ERROR;
break;
default:
ALOGE("%s: Unknown HAL buffer status: %u", __FUNCTION__, hal_status);
return BAD_VALUE;
}
return OK;
}
aidl::android::hardware::common::NativeHandle makeToAidlIfNotNull(
const native_handle_t* nh) {
if (nh == nullptr) {
return aidl::android::hardware::common::NativeHandle();
}
return makeToAidl(nh);
}
status_t ConvertToAidlStreamBuffer(
const google_camera_hal::StreamBuffer& hal_buffer,
StreamBuffer* aidl_buffer) {
if (aidl_buffer == nullptr) {
ALOGE("%s: aidl_buffer is nullptr", __FUNCTION__);
return BAD_VALUE;
}
aidl_buffer->streamId = hal_buffer.stream_id;
aidl_buffer->bufferId = hal_buffer.buffer_id;
aidl_buffer->buffer = aidl::android::hardware::common::NativeHandle();
status_t res =
ConvertToAidlBufferStatus(hal_buffer.status, &aidl_buffer->status);
if (res != OK) {
ALOGE("%s: Converting to AIDL buffer status failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
aidl_buffer->acquireFence = aidl::android::hardware::common::NativeHandle();
aidl_buffer->releaseFence = makeToAidlIfNotNull(hal_buffer.release_fence);
return OK;
}
status_t ConvertToAidlCaptureResultInternal(
AidlMessageQueue<int8_t, SynchronizedReadWrite>* result_metadata_queue,
google_camera_hal::CaptureResult* hal_result, CaptureResult* aidl_result) {
if (aidl_result == nullptr) {
ALOGE("%s: aidl_result is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
if (hal_result == nullptr) {
ALOGE("%s: hal_result is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
aidl_result->frameNumber = hal_result->frame_number;
status_t res = ConvertToAidlResultMetadata(
result_metadata_queue, std::move(hal_result->result_metadata),
&aidl_result->result.metadata, (uint64_t*)&aidl_result->fmqResultSize);
if (res != OK) {
ALOGE("%s: Converting to AIDL result metadata failed: %s(%d).",
__FUNCTION__, strerror(-res), res);
return res;
}
aidl_result->outputBuffers.resize(hal_result->output_buffers.size());
for (uint32_t i = 0; i < aidl_result->outputBuffers.size(); i++) {
res = ConvertToAidlStreamBuffer(hal_result->output_buffers[i],
&aidl_result->outputBuffers[i]);
if (res != OK) {
ALOGE("%s: Converting to AIDL output stream buffer failed: %s(%d)",
__FUNCTION__, strerror(-res), res);
return res;
}
}
uint32_t num_input_buffers = hal_result->input_buffers.size();
if (num_input_buffers > 0) {
if (num_input_buffers > 1) {
ALOGW("%s: HAL result should not have more than 1 input buffer. (=%u)",
__FUNCTION__, num_input_buffers);
}
res = ConvertToAidlStreamBuffer(hal_result->input_buffers[0],
&aidl_result->inputBuffer);
if (res != OK) {
ALOGE("%s: Converting to AIDL input stream buffer failed: %s(%d)",
__FUNCTION__, strerror(-res), res);
return res;
}
} else {
aidl_result->inputBuffer.streamId = -1;
}
aidl_result->partialResult = hal_result->partial_result;
return OK;
}
status_t ConvertToAidlCaptureResult(
AidlMessageQueue<int8_t, SynchronizedReadWrite>* result_metadata_queue,
std::unique_ptr<google_camera_hal::CaptureResult> hal_result,
CaptureResult* aidl_result) {
if (aidl_result == nullptr) {
ALOGE("%s: aidl_result is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
if (hal_result == nullptr) {
ALOGE("%s: hal_result is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
status_t res = ConvertToAidlCaptureResultInternal(
result_metadata_queue, hal_result.get(), aidl_result);
if (res != OK) {
ALOGE("%s: Converting to AIDL result internal failed: %s(%d).",
__FUNCTION__, strerror(-res), res);
return res;
}
uint32_t num_physical_metadata = hal_result->physical_metadata.size();
aidl_result->physicalCameraMetadata.resize(num_physical_metadata);
for (uint32_t i = 0; i < num_physical_metadata; i++) {
aidl_result->physicalCameraMetadata[i].physicalCameraId =
std::to_string(hal_result->physical_metadata[i].physical_camera_id);
res = ConvertToAidlResultMetadata(
result_metadata_queue,
std::move(hal_result->physical_metadata[i].metadata),
&aidl_result->physicalCameraMetadata[i].metadata.metadata,
(uint64_t*)&aidl_result->physicalCameraMetadata[i].fmqMetadataSize);
if (res != OK) {
ALOGE("%s: Converting to AIDL physical metadata failed: %s(%d).",
__FUNCTION__, strerror(-res), res);
return res;
}
}
return OK;
}
status_t ConvertToAidlErrorMessage(
const google_camera_hal::ErrorMessage& hal_error, NotifyMsg* aidl_msg) {
using Tag = aidl::android::hardware::camera::device::NotifyMsg::Tag;
if (aidl_msg == nullptr) {
ALOGE("%s: aidl_msg is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
ErrorMsg aidl_error;
aidl_error.frameNumber = hal_error.frame_number;
aidl_error.errorStreamId = hal_error.error_stream_id;
switch (hal_error.error_code) {
case google_camera_hal::ErrorCode::kErrorDevice:
aidl_error.errorCode = ErrorCode::ERROR_DEVICE;
break;
case google_camera_hal::ErrorCode::kErrorRequest:
aidl_error.errorCode = ErrorCode::ERROR_REQUEST;
break;
case google_camera_hal::ErrorCode::kErrorResult:
aidl_error.errorCode = ErrorCode::ERROR_RESULT;
break;
case google_camera_hal::ErrorCode::kErrorBuffer:
aidl_error.errorCode = ErrorCode::ERROR_BUFFER;
break;
default:
ALOGE("%s: Unknown error code: %u", __FUNCTION__, hal_error.error_code);
return BAD_VALUE;
}
aidl_msg->set<Tag::error>(aidl_error);
return OK;
}
status_t ConvertToAidlShutterMessage(
const google_camera_hal::ShutterMessage& hal_shutter, NotifyMsg* aidl_msg) {
using Tag = aidl::android::hardware::camera::device::NotifyMsg::Tag;
if (aidl_msg == nullptr) {
ALOGE("%s: aidl_msg is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
ShutterMsg aidl_shutter;
aidl_shutter.frameNumber = hal_shutter.frame_number;
aidl_shutter.timestamp = hal_shutter.timestamp_ns;
aidl_shutter.readoutTimestamp = hal_shutter.readout_timestamp_ns;
aidl_msg->set<Tag::shutter>(aidl_shutter);
return OK;
}
status_t ConverToAidlNotifyMessage(
const google_camera_hal::NotifyMessage& hal_message,
NotifyMsg* aidl_message) {
if (aidl_message == nullptr) {
ALOGE("%s: aidl_message is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
status_t res;
switch (hal_message.type) {
case google_camera_hal::MessageType::kError:
res = ConvertToAidlErrorMessage(hal_message.message.error, aidl_message);
if (res != OK) {
ALOGE("%s: Converting to AIDL error message failed: %s(%d)",
__FUNCTION__, strerror(-res), res);
return res;
}
break;
case google_camera_hal::MessageType::kShutter:
res = ConvertToAidlShutterMessage(hal_message.message.shutter,
aidl_message);
if (res != OK) {
ALOGE("%s: Converting to AIDL shutter message failed: %s(%d)",
__FUNCTION__, strerror(-res), res);
return res;
}
break;
default:
ALOGE("%s: Unknown message type: %u", __FUNCTION__, hal_message.type);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToAidlCameraDeviceStatus(
google_camera_hal::CameraDeviceStatus hal_camera_device_status,
CameraDeviceStatus* aidl_camera_device_status) {
if (aidl_camera_device_status == nullptr) {
ALOGE("%s: aidl_camera_device_status is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (hal_camera_device_status) {
case google_camera_hal::CameraDeviceStatus::kNotPresent:
*aidl_camera_device_status = CameraDeviceStatus::NOT_PRESENT;
break;
case google_camera_hal::CameraDeviceStatus::kPresent:
*aidl_camera_device_status = CameraDeviceStatus::PRESENT;
break;
case google_camera_hal::CameraDeviceStatus::kEnumerating:
*aidl_camera_device_status = CameraDeviceStatus::ENUMERATING;
break;
default:
ALOGE("%s: Unknown HAL camera device status: %u", __FUNCTION__,
hal_camera_device_status);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToAidlTorchModeStatus(
google_camera_hal::TorchModeStatus hal_torch_status,
TorchModeStatus* aidl_torch_status) {
if (aidl_torch_status == nullptr) {
ALOGE("%s: aidl_torch_status is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (hal_torch_status) {
case google_camera_hal::TorchModeStatus::kNotAvailable:
*aidl_torch_status = TorchModeStatus::NOT_AVAILABLE;
break;
case google_camera_hal::TorchModeStatus::kAvailableOff:
*aidl_torch_status = TorchModeStatus::AVAILABLE_OFF;
break;
case google_camera_hal::TorchModeStatus::kAvailableOn:
*aidl_torch_status = TorchModeStatus::AVAILABLE_ON;
break;
default:
ALOGE("%s: Unknown HAL torch mode status: %u", __FUNCTION__,
hal_torch_status);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToAidlBufferRequest(
const std::vector<google_camera_hal::BufferRequest>& hal_buffer_requests,
std::vector<BufferRequest>* aidl_buffer_requests) {
if (aidl_buffer_requests == nullptr) {
ALOGE("%s: aidl_buffer_request is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
aidl_buffer_requests->resize(hal_buffer_requests.size());
for (uint32_t i = 0; i < hal_buffer_requests.size(); i++) {
(*aidl_buffer_requests)[i].streamId = hal_buffer_requests[i].stream_id;
(*aidl_buffer_requests)[i].numBuffersRequested =
hal_buffer_requests[i].num_buffers_requested;
}
return OK;
}
status_t ConvertToHalBufferStatus(BufferStatus aidl_status,
google_camera_hal::BufferStatus* hal_status) {
if (hal_status == nullptr) {
ALOGE("%s: hal_status is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_status) {
case BufferStatus::OK:
*hal_status = google_camera_hal::BufferStatus::kOk;
break;
case BufferStatus::ERROR:
*hal_status = google_camera_hal::BufferStatus::kError;
break;
default:
ALOGE("%s: Unknown AIDL buffer status: %u", __FUNCTION__, aidl_status);
return BAD_VALUE;
}
return OK;
}
bool IsAidlNativeHandleNull(const NativeHandle& handle) {
return (handle.fds.size() == 0 && handle.ints.size() == 0);
}
native_handle_t* makeFromAidlIfNotNull(const NativeHandle& handle) {
if (IsAidlNativeHandleNull(handle)) {
return nullptr;
}
return makeFromAidl(handle);
}
// We have a handles_to_delete parameter since makeFromAidl creates a
// native_handle_t
status_t ConvertToHalStreamBuffer(
const StreamBuffer& aidl_buffer, google_camera_hal::StreamBuffer* hal_buffer,
std::vector<native_handle_t*>* handles_to_delete) {
if (hal_buffer == nullptr || handles_to_delete == nullptr) {
ALOGE("%s: hal_buffer / handles_to_delete is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
hal_buffer->stream_id = aidl_buffer.streamId;
hal_buffer->buffer_id = aidl_buffer.bufferId;
native_handle_t* buf_handle = makeFromAidlIfNotNull(aidl_buffer.buffer);
hal_buffer->buffer = buf_handle;
if (buf_handle != nullptr) {
handles_to_delete->emplace_back(buf_handle);
}
status_t res =
ConvertToHalBufferStatus(aidl_buffer.status, &hal_buffer->status);
if (res != OK) {
ALOGE("%s: Converting to HAL buffer status failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
native_handle_t* acquire_handle =
makeFromAidlIfNotNull(aidl_buffer.acquireFence);
native_handle_t* release_handle =
makeFromAidlIfNotNull(aidl_buffer.releaseFence);
hal_buffer->acquire_fence = acquire_handle;
hal_buffer->release_fence = release_handle;
if (acquire_handle != nullptr) {
handles_to_delete->emplace_back(acquire_handle);
}
if (release_handle != nullptr) {
handles_to_delete->emplace_back(release_handle);
}
return OK;
}
status_t ConvertToHalMetadata(
uint32_t message_queue_setting_size,
AidlMessageQueue<int8_t, SynchronizedReadWrite>* request_metadata_queue,
const std::vector<uint8_t>& request_settings,
std::unique_ptr<google_camera_hal::HalCameraMetadata>* hal_metadata) {
if (hal_metadata == nullptr) {
ALOGE("%s: hal_metadata is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
const camera_metadata_t* metadata = nullptr;
std::vector<int8_t> metadata_queue_settings;
const size_t min_camera_metadata_size =
calculate_camera_metadata_size(/*entry_count=*/0, /*data_count=*/0);
if (message_queue_setting_size == 0) {
// Use the settings in the request.
if (request_settings.size() != 0) {
if (request_settings.size() < min_camera_metadata_size) {
ALOGE("%s: The size of request_settings is %zu, which is not valid",
__FUNCTION__, request_settings.size());
return BAD_VALUE;
}
metadata =
reinterpret_cast<const camera_metadata_t*>(request_settings.data());
}
} else {
// Read the settings from request metadata queue.
if (request_metadata_queue == nullptr) {
ALOGE("%s: request_metadata_queue is nullptr", __FUNCTION__);
return BAD_VALUE;
}
if (message_queue_setting_size < min_camera_metadata_size) {
ALOGE("%s: invalid message queue setting size: %u", __FUNCTION__,
message_queue_setting_size);
return BAD_VALUE;
}
metadata_queue_settings.resize(message_queue_setting_size);
bool success = request_metadata_queue->read(metadata_queue_settings.data(),
message_queue_setting_size);
if (!success) {
ALOGE("%s: Failed to read from request metadata queue.", __FUNCTION__);
return BAD_VALUE;
}
metadata = reinterpret_cast<const camera_metadata_t*>(
metadata_queue_settings.data());
}
if (metadata == nullptr) {
*hal_metadata = nullptr;
return OK;
}
// Validates the injected metadata structure. This prevents memory access
// violation that could be introduced by malformed metadata.
// (b/236688120) In general we trust metadata sent from Framework, but this is
// to defend an exploit chain that skips Framework's validation.
if (validate_camera_metadata_structure(metadata, /*expected_size=*/NULL) !=
OK) {
ALOGE("%s: Failed to validate the metadata structure", __FUNCTION__);
return BAD_VALUE;
}
*hal_metadata = google_camera_hal::HalCameraMetadata::Clone(metadata);
return OK;
}
status_t ConvertToHalCaptureRequest(
const CaptureRequest& aidl_request,
AidlMessageQueue<int8_t, SynchronizedReadWrite>* request_metadata_queue,
google_camera_hal::CaptureRequest* hal_request,
std::vector<native_handle_t*>* handles_to_delete) {
if (hal_request == nullptr) {
ALOGE("%s: hal_request is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
hal_request->frame_number = aidl_request.frameNumber;
status_t res = ConvertToHalMetadata(
aidl_request.fmqSettingsSize, request_metadata_queue,
aidl_request.settings.metadata, &hal_request->settings);
if (res != OK) {
ALOGE("%s: Converting metadata failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
google_camera_hal::StreamBuffer hal_buffer = {};
if (!IsAidlNativeHandleNull(aidl_request.inputBuffer.buffer)) {
res = ConvertToHalStreamBuffer(aidl_request.inputBuffer, &hal_buffer,
handles_to_delete);
if (res != OK) {
ALOGE("%s: Converting hal stream buffer failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
hal_request->input_buffers.push_back(hal_buffer);
hal_request->input_width = aidl_request.inputWidth;
hal_request->input_height = aidl_request.inputHeight;
}
for (auto& buffer : aidl_request.outputBuffers) {
hal_buffer = {};
status_t res =
ConvertToHalStreamBuffer(buffer, &hal_buffer, handles_to_delete);
if (res != OK) {
ALOGE("%s: Converting hal stream buffer failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
hal_request->output_buffers.push_back(hal_buffer);
}
for (auto aidl_physical_settings : aidl_request.physicalCameraSettings) {
std::unique_ptr<google_camera_hal::HalCameraMetadata> hal_physical_settings;
res = ConvertToHalMetadata(
aidl_physical_settings.fmqSettingsSize, request_metadata_queue,
aidl_physical_settings.settings.metadata, &hal_physical_settings);
if (res != OK) {
ALOGE("%s: Converting to HAL metadata failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
uint32_t camera_id = std::stoul(aidl_physical_settings.physicalCameraId);
hal_request->physical_camera_settings.emplace(
camera_id, std::move(hal_physical_settings));
}
return OK;
}
status_t ConvertToHalBufferCaches(
const std::vector<BufferCache>& aidl_buffer_caches,
std::vector<google_camera_hal::BufferCache>* hal_buffer_caches) {
if (hal_buffer_caches == nullptr) {
ALOGE("%s: hal_buffer_caches is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
for (auto aidl_cache : aidl_buffer_caches) {
google_camera_hal::BufferCache hal_cache;
hal_cache.stream_id = aidl_cache.streamId;
hal_cache.buffer_id = aidl_cache.bufferId;
hal_buffer_caches->push_back(hal_cache);
}
return OK;
}
status_t ConvertToHalStreamConfigurationMode(
StreamConfigurationMode aidl_mode,
google_camera_hal::StreamConfigurationMode* hal_mode) {
if (hal_mode == nullptr) {
ALOGE("%s: hal_mode is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_mode) {
case StreamConfigurationMode::NORMAL_MODE:
*hal_mode = google_camera_hal::StreamConfigurationMode::kNormal;
break;
case StreamConfigurationMode::CONSTRAINED_HIGH_SPEED_MODE:
*hal_mode =
google_camera_hal::StreamConfigurationMode::kConstrainedHighSpeed;
break;
default:
ALOGE("%s: Unknown configuration mode %u", __FUNCTION__, aidl_mode);
return BAD_VALUE;
}
return OK;
}
static bool sensorPixelModeContains(const Stream& aidl_stream, uint32_t key) {
using aidl::android::hardware::camera::metadata::SensorPixelMode;
for (auto& i : aidl_stream.sensorPixelModesUsed) {
if (i == static_cast<SensorPixelMode>(key)) {
return true;
}
}
return false;
}
status_t ConvertToHalStreamConfig(
const StreamConfiguration& aidl_stream_config,
google_camera_hal::StreamConfiguration* hal_stream_config) {
if (hal_stream_config == nullptr) {
ALOGE("%s: hal_stream_config is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
status_t res;
for (auto aidl_stream : aidl_stream_config.streams) {
google_camera_hal::Stream hal_stream;
res = ConvertToHalStream(aidl_stream, &hal_stream);
if (res != OK) {
ALOGE("%s: Converting to HAL stream failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
hal_stream_config->streams.push_back(hal_stream);
}
res = ConvertToHalStreamConfigurationMode(aidl_stream_config.operationMode,
&hal_stream_config->operation_mode);
if (res != OK) {
ALOGE("%s: Converting to HAL opeation mode failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
res = ConvertToHalMetadata(0, nullptr,
aidl_stream_config.sessionParams.metadata,
&hal_stream_config->session_params);
if (res != OK) {
ALOGE("%s: Converting to HAL metadata failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
hal_stream_config->stream_config_counter =
aidl_stream_config.streamConfigCounter;
hal_stream_config->multi_resolution_input_image =
aidl_stream_config.multiResolutionInputImage;
return OK;
}
status_t ConvertToHalStreamType(StreamType aidl_stream_type,
google_camera_hal::StreamType* hal_stream_type) {
if (hal_stream_type == nullptr) {
ALOGE("%s: hal_stream_type is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_stream_type) {
case StreamType::OUTPUT:
*hal_stream_type = google_camera_hal::StreamType::kOutput;
break;
case StreamType::INPUT:
*hal_stream_type = google_camera_hal::StreamType::kInput;
break;
default:
ALOGE("%s: Unknown stream type: %u", __FUNCTION__, aidl_stream_type);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToHalStreamRotation(
StreamRotation aidl_stream_rotation,
google_camera_hal::StreamRotation* hal_stream_rotation) {
if (hal_stream_rotation == nullptr) {
ALOGE("%s: hal_stream_rotation is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_stream_rotation) {
case StreamRotation::ROTATION_0:
*hal_stream_rotation = google_camera_hal::StreamRotation::kRotation0;
break;
case StreamRotation::ROTATION_90:
*hal_stream_rotation = google_camera_hal::StreamRotation::kRotation90;
break;
case StreamRotation::ROTATION_180:
*hal_stream_rotation = google_camera_hal::StreamRotation::kRotation180;
break;
case StreamRotation::ROTATION_270:
*hal_stream_rotation = google_camera_hal::StreamRotation::kRotation270;
break;
default:
ALOGE("%s: Unknown stream rotation: %u", __FUNCTION__,
aidl_stream_rotation);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToHalStream(const Stream& aidl_stream,
google_camera_hal::Stream* hal_stream) {
if (hal_stream == nullptr) {
ALOGE("%s: hal_stream is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
*hal_stream = {};
hal_stream->id = aidl_stream.id;
status_t res =
ConvertToHalStreamType(aidl_stream.streamType, &hal_stream->stream_type);
if (res != OK) {
ALOGE("%s: Converting to HAL stream type failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
hal_stream->width = aidl_stream.width;
hal_stream->height = aidl_stream.height;
hal_stream->format = (android_pixel_format_t)aidl_stream.format;
hal_stream->usage = (uint64_t)aidl_stream.usage;
hal_stream->data_space = (android_dataspace_t)aidl_stream.dataSpace;
res = ConvertToHalStreamRotation(aidl_stream.rotation, &hal_stream->rotation);
if (res != OK) {
ALOGE("%s: Converting to HAL stream rotation failed: %s(%d)", __FUNCTION__,
strerror(-res), res);
return res;
}
if (aidl_stream.physicalCameraId.empty()) {
hal_stream->is_physical_camera_stream = false;
} else {
hal_stream->is_physical_camera_stream = true;
hal_stream->physical_camera_id = std::stoul(aidl_stream.physicalCameraId);
}
hal_stream->buffer_size = aidl_stream.bufferSize;
hal_stream->group_id = aidl_stream.groupId;
hal_stream->used_in_max_resolution_mode = sensorPixelModeContains(
aidl_stream, ANDROID_SENSOR_PIXEL_MODE_MAXIMUM_RESOLUTION);
hal_stream->used_in_default_resolution_mode =
aidl_stream.sensorPixelModesUsed.size() > 0
? sensorPixelModeContains(aidl_stream,
ANDROID_SENSOR_PIXEL_MODE_DEFAULT)
: true;
hal_stream->dynamic_profile = static_cast<
camera_metadata_enum_android_request_available_dynamic_range_profiles_map>(
aidl_stream.dynamicRangeProfile);
hal_stream->use_case =
static_cast<camera_metadata_enum_android_scaler_available_stream_use_cases>(
aidl_stream.useCase);
return OK;
}
status_t ConvertToHalBufferRequestStatus(
const BufferRequestStatus& aidl_buffer_request_status,
google_camera_hal::BufferRequestStatus* hal_buffer_request_status) {
if (hal_buffer_request_status == nullptr) {
ALOGE("%s: hal_buffer_request_status is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
switch (aidl_buffer_request_status) {
case BufferRequestStatus::OK:
*hal_buffer_request_status = google_camera_hal::BufferRequestStatus::kOk;
break;
case BufferRequestStatus::FAILED_PARTIAL:
*hal_buffer_request_status =
google_camera_hal::BufferRequestStatus::kFailedPartial;
break;
case BufferRequestStatus::FAILED_CONFIGURING:
*hal_buffer_request_status =
google_camera_hal::BufferRequestStatus::kFailedConfiguring;
break;
case BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS:
*hal_buffer_request_status =
google_camera_hal::BufferRequestStatus::kFailedIllegalArgs;
break;
case BufferRequestStatus::FAILED_UNKNOWN:
*hal_buffer_request_status =
google_camera_hal::BufferRequestStatus::kFailedUnknown;
break;
default:
ALOGE("%s: Failed unknown buffer request error code %d", __FUNCTION__,
aidl_buffer_request_status);
return BAD_VALUE;
}
return OK;
}
status_t ConvertToHalBufferReturnStatus(
const StreamBufferRet& aidl_stream_buffer_return,
google_camera_hal::BufferReturn* hal_buffer_return) {
using Tag = aidl::android::hardware::camera::device::StreamBuffersVal::Tag;
if (hal_buffer_return == nullptr) {
ALOGE("%s: hal_buffer_return is nullptr.", __FUNCTION__);
return BAD_VALUE;
}
if (aidl_stream_buffer_return.val.getTag() == Tag::error) {
switch (aidl_stream_buffer_return.val.get<Tag::error>()) {
case StreamBufferRequestError::NO_BUFFER_AVAILABLE:
hal_buffer_return->val.error =
google_camera_hal::StreamBufferRequestError::kNoBufferAvailable;
break;
case StreamBufferRequestError::MAX_BUFFER_EXCEEDED:
hal_buffer_return->val.error =
google_camera_hal::StreamBufferRequestError::kMaxBufferExceeded;
break;
case StreamBufferRequestError::STREAM_DISCONNECTED:
hal_buffer_return->val.error =
google_camera_hal::StreamBufferRequestError::kStreamDisconnected;
break;
case StreamBufferRequestError::UNKNOWN_ERROR:
hal_buffer_return->val.error =
google_camera_hal::StreamBufferRequestError::kUnknownError;
break;
default:
ALOGE("%s: Unknown StreamBufferRequestError %d", __FUNCTION__,
aidl_stream_buffer_return.val.get<Tag::error>());
return BAD_VALUE;
}
} else {
hal_buffer_return->val.error =
google_camera_hal::StreamBufferRequestError::kOk;
}
return OK;
}
status_t ConvertToHalDeviceState(
int64_t aidl_device_state,
google_camera_hal::DeviceState& hal_device_state) {
switch (aidl_device_state) {
case ICameraProvider::DEVICE_STATE_NORMAL:
hal_device_state = google_camera_hal::DeviceState::kNormal;
break;
case ICameraProvider::DEVICE_STATE_BACK_COVERED:
hal_device_state = google_camera_hal::DeviceState::kBackCovered;
break;
case ICameraProvider::DEVICE_STATE_FRONT_COVERED:
hal_device_state = google_camera_hal::DeviceState::kFrontCovered;
break;
case ICameraProvider::DEVICE_STATE_FOLDED:
hal_device_state = google_camera_hal::DeviceState::kFolded;
break;
default:
ALOGE("%s: Failed unknown device state", __FUNCTION__);
return BAD_VALUE;
}
return OK;
}
} // namespace aidl_utils
} // namespace implementation
} // namespace camera
} // namespace hardware
} // namespace android