diff options
Diffstat (limited to 'src/ipa/libipa/ipa_interface_wrapper.cpp')
| -rw-r--r-- | src/ipa/libipa/ipa_interface_wrapper.cpp | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/src/ipa/libipa/ipa_interface_wrapper.cpp b/src/ipa/libipa/ipa_interface_wrapper.cpp deleted file mode 100644 index 40628489..00000000 --- a/src/ipa/libipa/ipa_interface_wrapper.cpp +++ /dev/null @@ -1,287 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1-or-later */ -/* - * Copyright (C) 2019, Google Inc. - * - * ipa_interface_wrapper.cpp - Image Processing Algorithm interface wrapper - */ - -#include "ipa_interface_wrapper.h" - -#include <map> -#include <string.h> -#include <unistd.h> -#include <vector> - -#include <libcamera/ipa/ipa_interface.h> - -#include "libcamera/internal/byte_stream_buffer.h" -#include "libcamera/internal/camera_sensor.h" - -/** - * \file ipa_interface_wrapper.h - * \brief Image Processing Algorithm interface wrapper - */ - -namespace libcamera { - -/** - * \class IPAInterfaceWrapper - * \brief Wrap an IPAInterface and expose it as an ipa_context - * - * This class implements the ipa_context API based on a provided IPAInterface. - * It helps IPAs that implement the IPAInterface API to provide the external - * ipa_context API. - * - * To use the wrapper, an IPA module simple creates a new instance of its - * IPAInterface implementation, and passes it to the constructor of the - * IPAInterfaceWrapper. As IPAInterfaceWrapper inherits from ipa_context, the - * constructed wrapper can then be directly returned from the IPA module's - * ipaCreate() function. - * - * \code{.cpp} - * class MyIPA : public IPAInterface - * { - * ... - * }; - * - * struct ipa_context *ipaCreate() - * { - * return new IPAInterfaceWrapper(std::make_unique<MyIPA>()); - * } - * \endcode - * - * The wrapper takes ownership of the IPAInterface and will automatically - * delete it when the wrapper is destroyed. - */ - -/** - * \brief Construct an IPAInterfaceWrapper wrapping \a interface - * \param[in] interface The interface to wrap - */ -IPAInterfaceWrapper::IPAInterfaceWrapper(std::unique_ptr<IPAInterface> interface) - : ipa_(std::move(interface)), callbacks_(nullptr), cb_ctx_(nullptr) -{ - ops = &operations_; - - ipa_->queueFrameAction.connect(this, &IPAInterfaceWrapper::queueFrameAction); -} - -void IPAInterfaceWrapper::destroy(struct ipa_context *_ctx) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - delete ctx; -} - -void *IPAInterfaceWrapper::get_interface(struct ipa_context *_ctx) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - return ctx->ipa_.get(); -} - -void IPAInterfaceWrapper::init(struct ipa_context *_ctx, - const struct ipa_settings *settings) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - IPASettings ipaSettings{ - .configurationFile = settings->configuration_file - }; - ctx->ipa_->init(ipaSettings); -} - -int IPAInterfaceWrapper::start(struct ipa_context *_ctx) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - /* \todo Translate the data and result. */ - IPAOperationData data = {}; - return ctx->ipa_->start(data, nullptr); -} - -void IPAInterfaceWrapper::stop(struct ipa_context *_ctx) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - ctx->ipa_->stop(); -} - -void IPAInterfaceWrapper::register_callbacks(struct ipa_context *_ctx, - const struct ipa_callback_ops *callbacks, - void *cb_ctx) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - ctx->callbacks_ = callbacks; - ctx->cb_ctx_ = cb_ctx; -} - -void IPAInterfaceWrapper::configure(struct ipa_context *_ctx, - const struct ipa_sensor_info *sensor_info, - const struct ipa_stream *streams, - unsigned int num_streams, - const struct ipa_control_info_map *maps, - unsigned int num_maps) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - - ctx->serializer_.reset(); - - /* Translate the IPA sensor info. */ - CameraSensorInfo sensorInfo{}; - sensorInfo.model = sensor_info->model; - sensorInfo.bitsPerPixel = sensor_info->bits_per_pixel; - sensorInfo.activeAreaSize = { sensor_info->active_area.width, - sensor_info->active_area.height }; - sensorInfo.analogCrop = { sensor_info->analog_crop.left, - sensor_info->analog_crop.top, - sensor_info->analog_crop.width, - sensor_info->analog_crop.height }; - sensorInfo.outputSize = { sensor_info->output_size.width, - sensor_info->output_size.height }; - sensorInfo.pixelRate = sensor_info->pixel_rate; - sensorInfo.lineLength = sensor_info->line_length; - - /* Translate the IPA stream configurations map. */ - std::map<unsigned int, IPAStream> ipaStreams; - - for (unsigned int i = 0; i < num_streams; ++i) { - const struct ipa_stream &stream = streams[i]; - - ipaStreams[stream.id] = { - stream.pixel_format, - Size(stream.width, stream.height), - }; - } - - /* Translate the IPA entity controls map. */ - std::map<unsigned int, const ControlInfoMap &> entityControls; - std::map<unsigned int, ControlInfoMap> infoMaps; - - for (unsigned int i = 0; i < num_maps; ++i) { - const struct ipa_control_info_map &ipa_map = maps[i]; - ByteStreamBuffer byteStream(ipa_map.data, ipa_map.size); - unsigned int id = ipa_map.id; - - infoMaps[id] = ctx->serializer_.deserialize<ControlInfoMap>(byteStream); - entityControls.emplace(id, infoMaps[id]); - } - - /* \todo Translate the ipaConfig and result. */ - IPAOperationData ipaConfig; - ctx->ipa_->configure(sensorInfo, ipaStreams, entityControls, ipaConfig, - nullptr); -} - -void IPAInterfaceWrapper::map_buffers(struct ipa_context *_ctx, - const struct ipa_buffer *_buffers, - size_t num_buffers) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - std::vector<IPABuffer> buffers(num_buffers); - - for (unsigned int i = 0; i < num_buffers; ++i) { - const struct ipa_buffer &_buffer = _buffers[i]; - IPABuffer &buffer = buffers[i]; - std::vector<FrameBuffer::Plane> &planes = buffer.planes; - - buffer.id = _buffer.id; - - planes.resize(_buffer.num_planes); - for (unsigned int j = 0; j < _buffer.num_planes; ++j) { - planes[j].fd = FileDescriptor(_buffer.planes[j].dmabuf); - planes[j].length = _buffer.planes[j].length; - } - } - - ctx->ipa_->mapBuffers(buffers); -} - -void IPAInterfaceWrapper::unmap_buffers(struct ipa_context *_ctx, - const unsigned int *_ids, - size_t num_buffers) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - std::vector<unsigned int> ids(_ids, _ids + num_buffers); - ctx->ipa_->unmapBuffers(ids); -} - -void IPAInterfaceWrapper::process_event(struct ipa_context *_ctx, - const struct ipa_operation_data *data) -{ - IPAInterfaceWrapper *ctx = static_cast<IPAInterfaceWrapper *>(_ctx); - IPAOperationData opData; - - opData.operation = data->operation; - - opData.data.resize(data->num_data); - memcpy(opData.data.data(), data->data, - data->num_data * sizeof(*data->data)); - - opData.controls.resize(data->num_lists); - for (unsigned int i = 0; i < data->num_lists; ++i) { - const struct ipa_control_list *c_list = &data->lists[i]; - ByteStreamBuffer byteStream(c_list->data, c_list->size); - opData.controls[i] = ctx->serializer_.deserialize<ControlList>(byteStream); - } - - ctx->ipa_->processEvent(opData); -} - -void IPAInterfaceWrapper::queueFrameAction(unsigned int frame, - const IPAOperationData &data) -{ - if (!callbacks_) - return; - - struct ipa_operation_data c_data; - c_data.operation = data.operation; - c_data.data = data.data.data(); - c_data.num_data = data.data.size(); - - struct ipa_control_list control_lists[data.controls.size()]; - c_data.lists = control_lists; - c_data.num_lists = data.controls.size(); - - std::size_t listsSize = 0; - for (const auto &list : data.controls) - listsSize += serializer_.binarySize(list); - - std::vector<uint8_t> binaryData(listsSize); - ByteStreamBuffer byteStreamBuffer(binaryData.data(), listsSize); - - unsigned int i = 0; - for (const auto &list : data.controls) { - struct ipa_control_list &c_list = control_lists[i]; - c_list.size = serializer_.binarySize(list); - - ByteStreamBuffer b = byteStreamBuffer.carveOut(c_list.size); - serializer_.serialize(list, b); - - c_list.data = b.base(); - } - - callbacks_->queue_frame_action(cb_ctx_, frame, c_data); -} - -#ifndef __DOXYGEN__ -/* - * This construct confuses Doygen and makes it believe that all members of the - * operations is a member of IPAInterfaceWrapper. It must thus be hidden. - */ -const struct ipa_context_ops IPAInterfaceWrapper::operations_ = { - .destroy = &IPAInterfaceWrapper::destroy, - .get_interface = &IPAInterfaceWrapper::get_interface, - .init = &IPAInterfaceWrapper::init, - .start = &IPAInterfaceWrapper::start, - .stop = &IPAInterfaceWrapper::stop, - .register_callbacks = &IPAInterfaceWrapper::register_callbacks, - .configure = &IPAInterfaceWrapper::configure, - .map_buffers = &IPAInterfaceWrapper::map_buffers, - .unmap_buffers = &IPAInterfaceWrapper::unmap_buffers, - .process_event = &IPAInterfaceWrapper::process_event, -}; -#endif - -} /* namespace libcamera */ |