ISMRMRD
ISMRM Raw Data Format
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waveform.h
1//
2// Created by dch on 26/02/18.
3//
4
5// clang-format off
6
7#ifndef ISMRMRD_WAVEFORM_H
8#define ISMRMRD_WAVEFORM_H
9
10#if __cplusplus > 199711L
11#include <type_traits>
12#endif
13
14#include "export.h"
15#ifdef __cplusplus
16#include <cstdint>
17#include <cstddef>
18namespace ISMRMRD {
19extern "C" {
20#else
21#include <stdint.h>
22#endif
23
24// Note: This header does not use 2-byte packing like the rest of the ISMRMRD
26{
27 uint16_t version;
29 uint64_t flags;
33 uint32_t scan_counter;
35 uint32_t time_stamp;
39 uint16_t channels;
43 uint16_t waveform_id;
46
47
48#if __cplusplus > 199711L // Static assert requires C++11
49// Check size and offsets of WaveformHeader
50static_assert(sizeof(ISMRMRD_WaveformHeader) == 40, "ISMRMRD_WaveformHeader is not 40 bytes");
51static_assert(offsetof(ISMRMRD_WaveformHeader, version) == 0, "ISMRMRD WaveformHeader version offset is not correct");
52static_assert(offsetof(ISMRMRD_WaveformHeader, flags) == 8, "ISMRMRD WaveformHeader flags offset is not correct");
53static_assert(offsetof(ISMRMRD_WaveformHeader, measurement_uid) == 16, "ISMRMRD WaveformHeader measurement_uid offset is not correct");
54static_assert(offsetof(ISMRMRD_WaveformHeader, scan_counter) == 20, "ISMRMRD WaveformHeader scan_counter offset is not correct");
55static_assert(offsetof(ISMRMRD_WaveformHeader, time_stamp) == 24, "ISMRMRD WaveformHeader time_stamp offset is not correct");
56static_assert(offsetof(ISMRMRD_WaveformHeader, number_of_samples) == 28, "ISMRMRD WaveformHeader number_of_samples offset is not correct");
57static_assert(offsetof(ISMRMRD_WaveformHeader, channels) == 30, "ISMRMRD WaveformHeader channels offset is not correct");
58static_assert(offsetof(ISMRMRD_WaveformHeader, sample_time_us) == 32, "ISMRMRD WaveformHeader sample_time_us offset is not correct");
59static_assert(offsetof(ISMRMRD_WaveformHeader, waveform_id) == 36, "ISMRMRD WaveformHeader waveform_id offset is not correct");
60#endif
61
62typedef struct ISMRMRD_Waveform
63{
65 uint32_t *data;
67
68
69EXPORTISMRMRD int ismrmrd_make_consistent_waveform(ISMRMRD_Waveform* wav);
70EXPORTISMRMRD int ismrmrd_size_of_waveform_data(const ISMRMRD_Waveform* wav);
71EXPORTISMRMRD ISMRMRD_Waveform* ismrmrd_create_waveform();
72EXPORTISMRMRD int ismrmrd_free_waveform(ISMRMRD_Waveform*);
73EXPORTISMRMRD int ismrmrd_init_waveform(ISMRMRD_Waveform*);
74EXPORTISMRMRD int ismrmrd_init_waveformheader(ISMRMRD_WaveformHeader* header);
75EXPORTISMRMRD int ismrmrd_copy_waveform(ISMRMRD_Waveform* dest, const ISMRMRD_Waveform* src);
76
77#ifdef __cplusplus
78}
79 struct EXPORTISMRMRD WaveformHeader : public ISMRMRD_WaveformHeader {
80
81 // Flag methods
82 bool isFlagSet(const uint64_t val);
83 void setFlag(const uint64_t val);
84 void clearFlag(const uint64_t val);
85 void clearAllFlags();
86
87 };
88
89 #if __cplusplus > 199711L // Static assert and is_standard_layout requires C++11
90 // check size of WaveformHeader
91 static_assert(sizeof(WaveformHeader) == sizeof(ISMRMRD_WaveformHeader), "WaveformHeader is not the same size as ISMRMRD_WaveformHeader");
92 static_assert(std::is_standard_layout<WaveformHeader>::value, "WaveformHeader is not a standard layout type");
93 #endif
94
95 struct EXPORTISMRMRD Waveform : public ISMRMRD_Waveform {
96 Waveform();
97 Waveform(const Waveform &other);
98 Waveform(Waveform&& other);
99 Waveform(uint16_t number_of_samples, uint16_t available_channels);
100 ~Waveform();
101 Waveform & operator=(const Waveform &other);
102 Waveform & operator=(Waveform &&other);
103
104 uint32_t* begin_data();
105 uint32_t* end_data();
106 const uint32_t* begin_data() const;
107 const uint32_t* end_data() const;
108 size_t size() const;
109 };
110}
111
112
113#endif
114#endif //ISMRMRD_WAVEFORM_H_H
Definition waveform.h:26
uint32_t scan_counter
Definition waveform.h:33
uint64_t flags
Definition waveform.h:29
uint16_t number_of_samples
Definition waveform.h:37
uint32_t time_stamp
Definition waveform.h:35
uint16_t channels
Definition waveform.h:39
uint16_t version
Definition waveform.h:27
float sample_time_us
Definition waveform.h:41
uint32_t measurement_uid
Definition waveform.h:31
uint16_t waveform_id
Definition waveform.h:43
Definition waveform.h:63
Definition waveform.h:79
Definition waveform.h:95