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babic_a
b9b8d74276
The difference between the normal and the LiveImageAssembler is that the live one can process each image individually, sacrificing storage performance for writing flexibility - the user can decide live exactly which frames to write.
52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
#ifndef SF_DAQ_BUFFER_LIVEIMAGEASSEMBLER_HPP
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#define SF_DAQ_BUFFER_LIVEIMAGEASSEMBLER_HPP
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#include <atomic>
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#include "buffer_config.hpp"
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#include "formats.hpp"
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const uint64_t IA_EMPTY_SLOT_VALUE = 0;
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struct ImageMetadata
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{
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uint64_t pulse_id;
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uint64_t frame_index;
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uint32_t daq_rec;
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uint8_t is_good_image;
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};
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class LiveImageAssembler {
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const size_t n_modules_;
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const size_t image_buffer_slot_n_bytes_;
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char* image_buffer_;
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ImageMetadata* image_meta_buffer_;
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ModuleFrame* frame_meta_buffer_;
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std::atomic_int* buffer_status_;
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std::atomic_uint64_t* buffer_pulse_id_;
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size_t get_data_offset(const uint64_t slot_id, const int i_module);
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size_t get_frame_metadata_offset(const uint64_t slot_id, const int i_module);
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public:
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LiveImageAssembler(const size_t n_modules);
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virtual ~LiveImageAssembler();
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bool is_slot_free(const uint64_t pulse_id);
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bool is_slot_full(const uint64_t pulse_id);
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void process(const uint64_t pulse_id,
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const int i_module,
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const BufferBinaryFormat* block_buffer);
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void free_slot(const uint64_t pulse_id);
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ImageMetadata* get_metadata_buffer(const uint64_t pulse_id);
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char* get_data_buffer(const uint64_t pulse_id);
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};
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#endif //SF_DAQ_BUFFER_LIVEIMAGEASSEMBLER_HPP
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