Files
Jungfraujoch/frame_serialize/CBORStream2Deserializer.cpp
2024-03-31 23:08:19 +02:00

899 lines
34 KiB
C++

// Copyright (2019-2023) Paul Scherrer Institute
#include "CBORStream2Deserializer.h"
#include "tinycbor/src/cbor.h"
#include "CborErr.h"
#include "CborUtil.h"
#include <nlohmann/json.hpp>
inline std::string GetCBORString(CborValue &value) {
if (!cbor_value_is_text_string(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "String expected");
std::vector<char> s(16384);
size_t len = s.size() - 1;
cborErr(cbor_value_copy_text_string(&value, s.data(), &len, nullptr));
s[len+1] = 0;
cborErr(cbor_value_advance(&value));
return {s.data()};
}
inline int64_t GetCBORInt(CborValue &value) {
if (!cbor_value_is_integer(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Integer expected");
int64_t tmp;
cborErr(cbor_value_get_int64(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
}
inline uint64_t GetCBORUInt(CborValue &value) {
if (!cbor_value_is_unsigned_integer(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Unsigned integer expected");
uint64_t tmp;
cborErr(cbor_value_get_uint64(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
}
inline float GetCBORFloat(CborValue &value) {
if (cbor_value_is_double(&value)) {
double tmp;
cborErr(cbor_value_get_double(&value, &tmp));
cborErr(cbor_value_advance(&value));
return static_cast<float>(tmp);
} else if (cbor_value_is_float(&value)) {
float tmp;
cborErr(cbor_value_get_float(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
} else if (cbor_value_is_half_float(&value)) {
float tmp;
cborErr(cbor_value_get_half_float_as_float(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
}
throw JFJochException(JFJochExceptionCategory::CBORError, "Float expected");
}
inline bool GetCBORBool(CborValue &value) {
if (!cbor_value_is_boolean(&value) ) {
throw JFJochException(JFJochExceptionCategory::CBORError, "Bool expected " + std::to_string(cbor_value_get_type(&value)));
}
bool tmp;
cborErr(cbor_value_get_boolean(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
}
inline CborTag GetCBORTag(CborValue &value) {
if (!cbor_value_is_tag(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Tag expected");
CborTag tmp;
cborErr(cbor_value_get_tag(&value, &tmp));
cborErr(cbor_value_advance(&value));
return tmp;
}
inline std::string GetCBORDateTime(CborValue &value) {
auto tag = GetCBORTag(value);
if (tag == CborDateTimeStringTag)
return GetCBORString(value);
else if (tag == CborUnixTime_tTag) {
time_t t = GetCBORUInt(value);
char buf1[255];
strftime(buf1, sizeof(buf1), "%FT%T", gmtime(&t));
return std::string(buf1) + "Z";
} else
throw JFJochException(JFJochExceptionCategory::CBORError, "Time/date tag error");
}
inline uint64_t GetCBORArrayLen(CborValue &value) {
if (!cbor_value_is_array(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Array expected");
size_t array_len;
cborErr(cbor_value_get_array_length(&value, &array_len));
return array_len;
}
inline uint64_t GetCBORMapLen(CborValue &value) {
if (!cbor_value_is_map(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Map expected");
size_t map_len;
cborErr(cbor_value_get_map_length(&value, &map_len));
return map_len;
}
inline std::pair<uint64_t, uint64_t> GetRational(CborValue &value) {
std::pair<uint64_t, uint64_t> ret;
if (GetCBORArrayLen(value) != 2)
throw JFJochException(JFJochExceptionCategory::CBORError,
"Rational number expects array of 2 elements");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
ret.first = GetCBORUInt(array_value);
ret.second = GetCBORUInt(array_value);
cborErr(cbor_value_leave_container(&value, &array_value));
return ret;
}
inline std::pair<uint64_t, uint64_t> GetCBORDimension2DArray(CborValue &value) {
std::pair<uint64_t, uint64_t> ret;
if (GetCBORArrayLen(value) != 2)
throw JFJochException(JFJochExceptionCategory::CBORError, "Only 2D arrays allowed");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
ret.second = GetCBORUInt(array_value);
ret.first = GetCBORUInt(array_value);
cborErr(cbor_value_leave_container(&value, &array_value));
return ret;
}
inline std::pair<const uint8_t *, size_t> GetCBORByteString(CborValue &value) {
if (!cbor_value_is_byte_string(&value) )
throw JFJochException(JFJochExceptionCategory::CBORError, "Bool expected");
size_t len;
cborErr(cbor_value_get_string_length(&value, &len));
// Code below from: https://github.com/dectris/documentation/blob/main/stream_v2/examples/stream2.c
const uint8_t *ptr = cbor_value_get_next_byte(&value);
uint8_t val = *ptr;
if (val < 0x40)
throw JFJochException(JFJochExceptionCategory::CBORError, "Something wrong with byte string tag");
val -= 0x40;
if (val < 24)
ptr += 1;
else if (val == 24)
ptr += 1 + 1;
else if (val == 25)
ptr += 1 + 2;
else if (val == 26)
ptr += 1 + 4;
else if (val == 27)
ptr += 1 + 8;
else
throw JFJochException(JFJochExceptionCategory::CBORError, "Something wrong with byte string tag");
cborErr(cbor_value_advance(&value));
return {ptr, len};
}
inline void GetCBORFloatArray(CborValue &value, std::vector<float> &v) {
if (GetCBORTag(value) != TagFloatLE)
throw JFJochException(JFJochExceptionCategory::CBORError, "Incorrect array type tag");
auto [ptr, len] = GetCBORByteString(value);
if (len % sizeof(float))
throw JFJochException(JFJochExceptionCategory::CBORError, "Size mismatch");
v.resize(len / sizeof(float));
memcpy(v.data(), ptr, len);
}
inline void GetCBORStringArray(CborValue &value, std::vector<std::string> &v) {
if (!cbor_value_is_array(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "Array expected");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
while (! cbor_value_at_end(&array_value)) {
v.emplace_back(GetCBORString(array_value));
}
cborErr(cbor_value_leave_container(&value, &array_value));
}
inline void GetCBORUInt64Array(CborValue &value, std::vector<uint64_t> &v) {
if (GetCBORTag(value) != TagUnsignedInt64BitLE)
throw JFJochException(JFJochExceptionCategory::CBORError, "Incorrect array type tag");
auto [ptr, len] = GetCBORByteString(value);
if (len % sizeof(uint64_t))
throw JFJochException(JFJochExceptionCategory::CBORError, "Size mismatch");
v.resize(len / sizeof(uint64_t));
memcpy(v.data(), ptr, len);
}
inline void GetCBORTypedArray(CompressedImage &v, CborValue &value) {
CborTag tag = GetCBORTag(value);
switch (tag) {
case TagFloatLE:
v.pixel_is_signed = true;
v.pixel_depth_bytes = sizeof(float);
v.pixel_is_float = true;
break;
case TagSignedInt8Bit:
v.pixel_is_signed = true;
v.pixel_depth_bytes = 1;
v.pixel_is_float = false;
break;
case TagUnsignedInt8Bit:
v.pixel_is_signed = false;
v.pixel_depth_bytes = 1;
v.pixel_is_float = false;
break;
case TagSignedInt16BitLE:
v.pixel_is_signed = true;
v.pixel_depth_bytes = 2;
v.pixel_is_float = false;
break;
case TagUnsignedInt16BitLE:
v.pixel_is_signed = false;
v.pixel_depth_bytes = 2;
v.pixel_is_float = false;
break;
case TagSignedInt32BitLE:
v.pixel_is_signed = true;
v.pixel_depth_bytes = 4;
v.pixel_is_float = false;
break;
case TagUnsignedInt32BitLE:
v.pixel_is_signed = false;
v.pixel_depth_bytes = 4;
v.pixel_is_float = false;
break;
default:
throw JFJochException(JFJochExceptionCategory::CBORError,
"Only int/uint arrays of 1, 2, 4 bytes per element allowed");
}
if (cbor_value_is_tag(&value)) {
if (GetCBORTag(value) != TagDECTRISCompression)
throw JFJochException(JFJochExceptionCategory::CBORError, "Unsupported tag");
if (GetCBORArrayLen(value) != 3)
throw JFJochException(JFJochExceptionCategory::CBORError, "Expected 3 element array");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
auto algorithm_text = GetCBORString(array_value);
if (algorithm_text == "bslz4")
v.algorithm = CompressionAlgorithm::BSHUF_LZ4;
else if (algorithm_text == "bszstd")
v.algorithm = CompressionAlgorithm::BSHUF_ZSTD;
else
throw JFJochException(JFJochExceptionCategory::CBORError, "Unsupported compression algorithm");
v.pixel_depth_bytes = GetCBORUInt(array_value);
auto ret = GetCBORByteString(array_value);
v.data = ret.first;
v.size = ret.second;
cborErr(cbor_value_leave_container(&value, &array_value));
} else if (cbor_value_is_byte_string(&value)) {
v.algorithm = CompressionAlgorithm::NO_COMPRESSION;
auto ret = GetCBORByteString(value);
v.data = ret.first;
v.size = ret.second;
} else
throw JFJochException(JFJochExceptionCategory::CBORError, "Byte string or compressed array expected");
}
void GetCBORMultidimTypedArray(CompressedImage &v, CborValue &value) {
if (GetCBORTag(value) != TagMultiDimArray)
throw JFJochException(JFJochExceptionCategory::CBORError, "Multidim array expected");
if (GetCBORArrayLen(value) != 2)
throw JFJochException(JFJochExceptionCategory::CBORError, "2 element array expected");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
auto [x,y] = GetCBORDimension2DArray(array_value);
v.xpixel = x;
v.ypixel = y;
GetCBORTypedArray(v, array_value);
cborErr(cbor_value_leave_container(&value, &array_value));
}
bool CheckMagicNumber(CborValue &v) {
auto key = GetCBORString(v);
if (key != "magic_number") {
cbor_value_advance(&v);
return false;
} else {
return GetCBORUInt(v) == user_data_magic_number;
}
}
inline SpotToSave GetSpot(CborValue& value) {
SpotToSave s;
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (!cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
if (key == "x")
s.x = GetCBORFloat(map_value);
else if (key == "y")
s.y = GetCBORFloat(map_value);
else if (key == "I")
s.intensity = GetCBORFloat(map_value);
else if (key == "indexed")
s.indexed = GetCBORBool(map_value);
else
cbor_value_advance(&map_value);
}
cborErr(cbor_value_leave_container(&value, &map_value));
return s;
}
void CBORStream2Deserializer::GetCBORSpots(CborValue &value) {
size_t array_len = GetCBORArrayLen(value);
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
for (int i = 0; i < array_len; i++)
data_message.spots.push_back(GetSpot(array_value));
cborErr(cbor_value_leave_container(&value, &array_value));
}
void CBORStream2Deserializer::DecodeType(CborValue &value) {
if (cbor_value_at_end(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "Message empty");
auto key = GetCBORString(value);
if (key != "type")
throw JFJochException(JFJochExceptionCategory::CBORError, "First CBOR entry must by type");
if (cbor_value_at_end(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "Message empty");
auto type_str = GetCBORString(value);
if (type_str == "start")
msg_type = Type::START;
else if (type_str == "end")
msg_type = Type::END;
else if (type_str == "image")
msg_type = Type::IMAGE;
else
throw JFJochException(JFJochExceptionCategory::CBORError, "Unknown message type");
}
void CBORStream2Deserializer::ProcessGoniometerMap(CborValue &value) {
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
if (key == "omega")
ProcessGoniometerOmega(map_value);
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessAxis(CborValue &value, float v[3]) {
if (GetCBORArrayLen(value) != 3)
throw JFJochException(JFJochExceptionCategory::CBORError, "Array with 3 floats expected");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
for (int i = 0; i < 3; i++)
v[i] = GetCBORFloat(array_value);
cborErr(cbor_value_leave_container(&value, &array_value));
}
void CBORStream2Deserializer::ProcessGoniometerOmega(CborValue &value) {
CborValue map_value;
GoniometerAxis ret{};
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
if (key == "increment")
start_message.omega.increment = GetCBORFloat(map_value);
else if (key == "start")
start_message.omega.start = GetCBORFloat(map_value);
else
cbor_value_advance(&value);
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
bool CBORStream2Deserializer::ProcessImageMessageElement(CborValue &value) {
if (cbor_value_at_end(&value))
return false;
else {
auto key = GetCBORString(value);
try {
if (key == "image_id")
data_message.number = GetCBORInt(value);
else if (key == "data")
ProcessImageData(value);
else if (key == "series_unique_id")
data_message.series_unique_id = GetCBORString(value);
else if (key == "series_id")
data_message.series_id = GetCBORUInt(value);
else if (key == "real_time") {
auto r = GetRational(value);
data_message.exptime = r.first;
data_message.exptime_base = r.second;
} else if (key == "start_time") {
auto r = GetRational(value);
data_message.timestamp = r.first;
data_message.timestamp_base = r.second;
} else if (key == "user_data")
data_message.user_data = GetCBORString(value);
else if (key == "spots")
GetCBORSpots(value);
else if (key == "az_int_profile")
GetCBORFloatArray(value, data_message.az_int_profile);
else if (key == "indexing_result")
data_message.indexing_result = GetCBORUInt(value);
else if (key == "indexing_lattice")
GetCBORFloatArray(value, data_message.indexing_lattice);
else if (key == "jf_info")
data_message.jf_info = GetCBORUInt(value) & UINT32_MAX;
else if (key == "receiver_aq_dev_delay")
data_message.receiver_aq_dev_delay = GetCBORInt(value);
else if (key == "storage_cell")
data_message.storage_cell = GetCBORUInt(value) & UINT32_MAX;
else if (key == "xfel_pulse_id")
data_message.xfel_pulse_id = GetCBORUInt(value);
else if (key == "xfel_event_code")
data_message.xfel_event_code = GetCBORUInt(value);
else if (key == "saturated_pixel_count")
data_message.saturated_pixel_count = GetCBORUInt(value);
else if (key == "error_pixel_count")
data_message.error_pixel_count = GetCBORUInt(value);
else if (key == "strong_pixel_count")
data_message.strong_pixel_count = GetCBORUInt(value);
else if (key == "data_collection_efficiency")
data_message.image_collection_efficiency = GetCBORFloat(value);
else if (key == "bkg_estimate")
data_message.bkg_estimate = GetCBORFloat(value);
else if (key == "adu_histogram")
GetCBORUInt64Array(value, data_message.adu_histogram);
else if (key == "roi_integrals")
ProcessROIElementMap(value);
else {
if (cbor_value_is_tag(&value))
cbor_value_advance(&value);
cbor_value_advance(&value);
}
return true;
} catch (const JFJochException &e) {
throw JFJochException(JFJochExceptionCategory::CBORError, "Error processing image message, key " + key + ":" + e.what());
}
}
}
void CBORStream2Deserializer::ProcessCalibration(CborValue &value) {
// For calibration and mask - image might be accessed later on - so it is saved in internal storage of the object
// It allows the original start message to be lost
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
CompressedImage image;
image.channel = key;
GetCBORMultidimTypedArray(image, map_value);
image.Save();
start_message.calibration.emplace_back(std::move(image));
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessPixelMaskElement(CborValue &value) {
// For calibration and mask - image might be accessed later on - so it is saved in internal storage of the object
// It allows the original start message to be lost
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
CompressedImage image;
image.channel = key;
GetCBORMultidimTypedArray(image, map_value);
image.Save();
start_message.pixel_mask.emplace_back(std::move(image));
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessRadIntResultElement(CborValue &value) {
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
std::vector<float> val;
GetCBORFloatArray(map_value, val);
end_message.az_int_result[key] = val;
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessADUHistogramElement(CborValue &value) {
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
std::vector<uint64_t> val;
GetCBORUInt64Array(map_value, val);
end_message.adu_histogram[key] = val;
}
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessChannels(CborValue &value) {
if (!cbor_value_is_array(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "Array expected");
CborValue array_value;
cborErr(cbor_value_enter_container(&value, &array_value));
while (! cbor_value_at_end(&array_value)) {
const std::string s = GetCBORString(array_value);
start_message.channels.push_back(s);
}
cborErr(cbor_value_leave_container(&value, &array_value));
}
void CBORStream2Deserializer::ProcessUnitCellElement(CborValue &value) {
UnitCell unit_cell{};
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
if (key == "a")
unit_cell.a = GetCBORFloat(map_value);
else if (key == "b")
unit_cell.b = GetCBORFloat(map_value);
else if (key == "c")
unit_cell.c = GetCBORFloat(map_value);
else if (key == "alpha")
unit_cell.alpha = GetCBORFloat(map_value);
else if (key == "beta")
unit_cell.beta = GetCBORFloat(map_value);
else if (key == "gamma")
unit_cell.gamma = GetCBORFloat(map_value);
else
cbor_value_advance(&map_value);
}
cborErr(cbor_value_leave_container(&value, &map_value));
start_message.unit_cell = unit_cell;
}
void CBORStream2Deserializer::ProcessROIElementMap(CborValue &value) {
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value))
ProcessROIElement(map_value);
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::ProcessROIElement(CborValue &value) {
ROIMessage msg{};
// key
const std::string roi_name = GetCBORString(value);
// value
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
while (! cbor_value_at_end(&map_value)) {
auto key = GetCBORString(map_value);
if (key == "sum")
msg.sum = GetCBORInt(map_value);
else if (key == "sum_square")
msg.sum_square = GetCBORUInt(map_value);
else if (key == "max_count")
msg.max_count = GetCBORInt(map_value);
else if (key == "pixels")
msg.pixels = GetCBORUInt(map_value);
else
cbor_value_advance(&map_value);
}
cborErr(cbor_value_leave_container(&value, &map_value));
data_message.roi[roi_name] = msg;
}
void CBORStream2Deserializer::ProcessStartUserData(CborValue &value) {
try {
const std::string s = GetCBORString(value);
auto j = nlohmann::json::parse(s);
if (!j.is_object())
return;
if (j.contains("file_prefix"))
start_message.file_prefix = j["file_prefix"];
if (j.contains("data_file_count"))
start_message.data_file_count = j["data_file_count"];
if (j.contains("user"))
start_message.user_data = j["user"];
if (j.contains("sample_name"))
start_message.sample_name = j["sample_name"];
if (j.contains("source_name"))
start_message.source_name = j["source_name"];
if (j.contains("source_name_short"))
start_message.source_name_short = j["source_name_short"];
if (j.contains("instrument_name"))
start_message.instrument_name = j["instrument_name"];
if (j.contains("instrument_name_short"))
start_message.instrument_name_short = j["instrument_name_short"];
if (j.contains("total_flux"))
start_message.total_flux = j["total_flux"];
if (j.contains("attenuator_transmission"))
start_message.attenuator_transmission = j["attenuator_transmission"];
if (j.contains("omega_rotation_axis") && j["omega_rotation_axis"].is_array() &&
(j["omega_rotation_axis"].size() == 3)) {
for (int i = 0; i < 3; i++)
start_message.omega.axis[i] = j["omega_rotation_axis"][i];
}
if (j.contains("space_group_number"))
start_message.space_group_number = j["space_group_number"];
if (j.contains("gain_file_names"))
start_message.gain_file_names = j["gain_file_names"];
if (j.contains("roi_names"))
start_message.roi_names = j["roi_names"];
} catch (const std::exception &e) {
throw JFJochException(JFJochExceptionCategory::CBORError, "Cannot parse user_data as valid JSON " + std::string(e.what()));
}
}
bool CBORStream2Deserializer::ProcessStartMessageElement(CborValue &value) {
if (cbor_value_at_end(&value))
return false;
else {
auto key = GetCBORString(value);
try {
if (key == "beam_center_x")
start_message.beam_center_x = GetCBORFloat(value);
else if (key == "beam_center_y")
start_message.beam_center_y = GetCBORFloat(value);
else if (key == "detector_distance")
start_message.detector_distance = GetCBORFloat(value);
else if (key == "number_of_images")
start_message.number_of_images = GetCBORUInt(value);
else if (key == "countrate_correction_enabled")
start_message.countrate_correction_enabled = GetCBORBool(value);
else if (key == "flatfield_enabled")
start_message.flatfield_enabled = GetCBORBool(value);
else if (key == "image_size_x")
start_message.image_size_x = GetCBORUInt(value);
else if (key == "image_size_y")
start_message.image_size_y = GetCBORUInt(value);
else if (key == "incident_energy")
start_message.incident_energy = GetCBORFloat(value);
else if (key == "incident_wavelength")
start_message.incident_wavelength = GetCBORFloat(value);
else if (key == "frame_time")
start_message.frame_time = GetCBORFloat(value);
else if (key == "count_time")
start_message.count_time = GetCBORFloat(value);
else if (key == "saturation_value")
start_message.saturation_value = GetCBORInt(value);
else if (key == "error_value")
start_message.error_value = GetCBORInt(value);
else if (key == "pixel_size_x")
start_message.pixel_size_x = GetCBORFloat(value);
else if (key == "pixel_size_y")
start_message.pixel_size_y = GetCBORFloat(value);
else if (key == "sensor_thickness")
start_message.sensor_thickness = GetCBORFloat(value);
else if (key == "sensor_material")
start_message.sensor_material = GetCBORString(value);
else if (key == "detector_description")
start_message.detector_description = GetCBORString(value);
else if (key == "detector_serial_number")
start_message.detector_serial_number = GetCBORString(value);
else if (key == "series_unique_id")
start_message.series_unique_id = GetCBORString(value);
else if (key == "series_id")
start_message.series_id = GetCBORUInt(value);
else if (key == "pixel_mask")
ProcessPixelMaskElement(value);
else if (key == "channels")
GetCBORStringArray(value, start_message.channels);
else if (key == "detector_translation")
ProcessAxis(value, start_message.detector_translation);
else if (key == "goniometer")
ProcessGoniometerMap(value);
else if (key == "pixel_mask_enabled")
start_message.pixel_mask_enabled = GetCBORBool(value);
else if (key == "arm_date")
start_message.arm_date = GetCBORDateTime(value);
else if (key == "user_data")
ProcessStartUserData(value);
else if (key == "unit_cell")
ProcessUnitCellElement(value);
else if (key == "max_spot_count")
start_message.max_spot_count = GetCBORUInt(value);
else if (key == "image_dtype") {
auto val = GetCBORString(value);
if (val == "uint8") {
start_message.pixel_signed = false;
start_message.pixel_bit_depth = 8;
} else if (val == "int8") {
start_message.pixel_signed = true;
start_message.pixel_bit_depth = 8;
} else if (val == "uint16") {
start_message.pixel_signed = false;
start_message.pixel_bit_depth = 16;
} else if (val == "int16") {
start_message.pixel_signed = true;
start_message.pixel_bit_depth = 16;
} else if (val == "uint32") {
start_message.pixel_signed = false;
start_message.pixel_bit_depth = 32;
} else if (val == "int32") {
start_message.pixel_signed = true;
start_message.pixel_bit_depth = 32;
}
} else if (key == "az_int_bin_number")
start_message.az_int_bin_number = GetCBORInt(value);
else if (key == "az_int_bin_to_q")
GetCBORFloatArray(value, start_message.az_int_bin_to_q);
else if (key == "summation")
start_message.summation = GetCBORUInt(value);
else if (key == "storage_cell_number")
start_message.storage_cell_number = GetCBORUInt(value);
else if (key == "storage_cell_delay")
start_message.storage_cell_delay_ns = GetRational(value).first;
else if (key == "calibration")
ProcessCalibration(value);
else {
if (cbor_value_is_tag(&value))
cbor_value_advance(&value);
cbor_value_advance(&value);
}
return true;
} catch (const JFJochException &e) {
throw JFJochException(JFJochExceptionCategory::CBORError, "Error processing start message, key " + key + ":" + e.what());
}
}
}
bool CBORStream2Deserializer::ProcessEndMessageElement(CborValue &value) {
if (cbor_value_at_end(&value))
return false;
else {
auto key = GetCBORString(value);
try {
if (key == "end_date")
end_message.end_date = GetCBORString(value);
else if (key == "series_unique_id")
end_message.series_unique_id = GetCBORString(value);
else if (key == "series_id")
end_message.series_id = GetCBORUInt(value);
else if (key == "max_image_number")
end_message.max_image_number = GetCBORUInt(value);
else if (key == "images_collected")
end_message.images_collected_count = GetCBORUInt(value);
else if (key == "images_sent_to_write")
end_message.images_sent_to_write_count = GetCBORUInt(value);
else if (key == "max_receiver_delay")
end_message.max_receiver_delay = GetCBORUInt(value);
else if (key == "data_collection_efficiency")
end_message.efficiency = GetCBORFloat(value);
else if (key == "write_master_file")
end_message.write_master_file = GetCBORBool(value);
else if (key == "az_int_result")
ProcessRadIntResultElement(value);
else if (key == "adu_histogram")
ProcessADUHistogramElement(value);
else if (key == "adu_histogram_bin_width")
end_message.adu_histogram_bin_width = GetCBORUInt(value);
else
cbor_value_advance(&value);
return true;
} catch (const JFJochException &e) {
throw JFJochException(JFJochExceptionCategory::CBORError, "Error processing end message, key " + key + ":" + e.what());
}
}
}
void CBORStream2Deserializer::ProcessImageData(CborValue &value) {
if (!cbor_value_is_map(&value))
throw JFJochException(JFJochExceptionCategory::CBORError, "Map expected");
if (GetCBORMapLen(value) != 1)
throw JFJochException(JFJochExceptionCategory::CBORError,
"Single channel images only supported at the moment");
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
data_message.image.channel = GetCBORString(map_value);
GetCBORMultidimTypedArray(data_message.image, map_value);
cborErr(cbor_value_leave_container(&value, &map_value));
}
void CBORStream2Deserializer::Process(const std::vector<uint8_t> &buffer) {
Process(buffer.data(), buffer.size());
}
void CBORStream2Deserializer::Process(const uint8_t *msg, size_t msg_size) {
std::unique_lock<std::mutex> ul(m);
data_message = DataMessage();
CborParser parser;
CborValue value;
try {
cborErr(cbor_parser_init(msg, msg_size, 0, &parser, &value));
if (GetCBORTag(value) != CborSignatureTag)
throw JFJochException(JFJochExceptionCategory::CBORError, "CBOR must start with dedicated tag");
if (cbor_value_is_map(&value)) {
CborValue map_value;
cborErr(cbor_value_enter_container(&value, &map_value));
DecodeType(map_value);
switch (msg_type) {
case Type::IMAGE:
while (ProcessImageMessageElement(map_value));
break;
case Type::START:
start_message = StartMessage{
.data_file_count = 1
};
while (ProcessStartMessageElement(map_value));
break;
case Type::END:
end_message = EndMessage{};
while (ProcessEndMessageElement(map_value));
break;
case Type::NONE:
break;
}
cborErr(cbor_value_leave_container(&value, &map_value));
} else
throw JFJochException(JFJochExceptionCategory::CBORError,
"Serialized frame must be map in top level");
} catch (...) {
msg_type = Type::NONE;
throw;
}
}
DataMessage CBORStream2Deserializer::GetDataMessage() const {
std::unique_lock<std::mutex> ul(m);
return data_message;
}
CBORStream2Deserializer::Type CBORStream2Deserializer::GetType() const {
std::unique_lock<std::mutex> ul(m);
return msg_type;
}
EndMessage CBORStream2Deserializer::GetEndMessage() const {
std::unique_lock<std::mutex> ul(m);
return end_message;
}
StartMessage CBORStream2Deserializer::GetStartMessage() const {
std::unique_lock<std::mutex> ul(m);
return start_message;
}