| 1 | function [CineFileHeader, BitmapInfoHeader, CameraSetup, TimeOnlyBlock, ExposureOnlyBlock, TimeCodeBlock, imageLocations, annotationSize] = readCineHeader(filePath)
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| 2 |
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| 3 | fid = fopen(filePath);
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| 4 |
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| 5 | CineFileHeader.Type = fread(fid, 1, 'uint16');
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| 6 | CineFileHeader.Headersize = fread(fid, 1, 'uint16');
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| 7 | CineFileHeader.Compression = fread(fid, 1, 'uint16');
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| 8 | CineFileHeader.Version = fread(fid, 1, 'uint16');
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| 9 | CineFileHeader.FirstMovieImage = fread(fid, 1, 'int32');
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| 10 | CineFileHeader.TotalImageCount = fread(fid, 1, 'uint32');
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| 11 | CineFileHeader.FirstImageNo = fread(fid, 1, 'int32');
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| 12 | CineFileHeader.ImageCount = fread(fid, 1, 'uint32');
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| 13 | CineFileHeader.OffImageHeader = fread(fid, 1, 'uint32');
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| 14 | CineFileHeader.OffSetup = fread(fid, 1, 'uint32');
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| 15 | CineFileHeader.OffImageOffsets = fread(fid, 1, 'uint32');
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| 16 | CineFileHeader.TriggerTime = fread(fid, 1, 'uint64')/2^32; % Epoch time (secs since jan 1, 1970)
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| 17 | %CineFileHeader.TriggerTime2 = fread(fid, 1, 'uint32');
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| 18 |
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| 19 | BitmapInfoHeader.biSize = fread(fid, 1, 'int32');
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| 20 | BitmapInfoHeader.biWidth = fread(fid, 1, 'int32');
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| 21 | BitmapInfoHeader.biHeight = fread(fid, 1, 'int32');
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| 22 | BitmapInfoHeader.biPlanes = fread(fid, 1, 'uint16');
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| 23 | BitmapInfoHeader.biBitCount = fread(fid, 1, 'uint16');
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| 24 | BitmapInfoHeader.biCompression = fread(fid, 1, 'uint32');
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| 25 | BitmapInfoHeader.biSizeImage = fread(fid, 1, 'uint32');
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| 26 | BitmapInfoHeader.biXPelsPerMeter= fread(fid, 1, 'uint32');
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| 27 | BitmapInfoHeader.biYPelsPerMeter= fread(fid, 1, 'int32');
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| 28 | BitmapInfoHeader.biClrUsed = fread(fid, 1, 'uint32');
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| 29 | BitmapInfoHeader.biClrImportant = fread(fid, 1, 'uint32');
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| 30 |
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| 31 | fseek(fid, hex2dec('00E2'), 'bof');
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| 32 | CameraSetup.Length = fread(fid, 1, 'uint16');
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| 33 |
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| 34 | fseek(fid, hex2dec('0370'), 'bof');
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| 35 | CameraSetup.FirmwareVersion = fread(fid, 1, 'uint32');
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| 36 |
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| 37 | fseek(fid, hex2dec('0374'), 'bof');
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| 38 | CameraSetup.SoftwareVersion = fread(fid, 1, 'uint32');
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| 39 |
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| 40 | fseek(fid, hex2dec('0354'), 'bof');
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| 41 | CameraSetup.FrameRate = fread(fid, 1, 'uint32');
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| 42 |
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| 43 | fseek(fid, hex2dec('0360'), 'bof');
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| 44 | CameraSetup.PostTrigger = fread(fid, 1, 'uint32');
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| 45 |
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| 46 | fseek(fid, hex2dec('03D4'), 'bof');
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| 47 | CameraSetup.RealBPP = fread(fid, 1, 'uint32');
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| 48 |
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| 49 | fseek(fid, hex2dec('16B8'), 'bof');
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| 50 | CameraSetup.BlackLevel = fread(fid, 1, 'uint32');
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| 51 |
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| 52 | fseek(fid, hex2dec('16BC'), 'bof');
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| 53 | CameraSetup.WhiteLevel = fread(fid, 1, 'uint32');
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| 54 |
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| 55 | fseek(fid, hex2dec('1B48'), 'bof');
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| 56 | CameraSetup.fGain16_8 = fread(fid, 1, 'float32');
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| 57 |
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| 58 | fseek(fid, hex2dec('17CC'), 'bof');
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| 59 | CameraSetup.fOffset = fread(fid, 1, 'float32');
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| 60 |
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| 61 | fseek(fid, hex2dec('17D0'), 'bof');
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| 62 | CameraSetup.fGain = fread(fid, 1, 'float32');
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| 63 |
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| 64 | fseek(fid, hex2dec('17DC'), 'bof');
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| 65 | CameraSetup.fGamma = fread(fid, 1, 'float32');
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| 66 |
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| 67 | fseek(fid, hex2dec('27D4'), 'bof');
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| 68 | CameraSetup.RecBPP = fread(fid, 1, 'uint32');
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| 69 |
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| 70 |
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| 71 | %% Tagged Information Blocks
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| 72 | % AnalogDigitalSignals (ADS) -> not contained in MIRO cine-files
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| 73 | % ImageTimeTaggedBlock (ITTB) -> not contained in MIRO cine-files
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| 74 |
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| 75 | % TimeOnlyBlock (TOB) -> Type should be 1002
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| 76 | PositionTOB = CineFileHeader.OffSetup + CameraSetup.Length;
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| 77 | fseek(fid, PositionTOB , 'bof');
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| 78 | TimeOnlyBlock.Length = fread(fid, 1, 'uint32');
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| 79 | TimeOnlyBlock.Type = fread(fid, 1, 'uint16');
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| 80 | TimeOnlyBlock.Reserved = fread(fid, 1, 'uint16');
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| 81 | TimeOnlyBlock.Data = transpose([1:CineFileHeader.ImageCount ; fread(fid,[2,CineFileHeader.ImageCount], 'uint32')]); % Framenumber combined with Data contained in TOB
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| 82 | TimeOnlyBlock.TimestampsDatetime = datetime(TimeOnlyBlock.Data(:,3), 'ConvertFrom', 'posixtime'); % Timestamp as Datetime
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| 83 | % TimeOnlyBlock.TimestampsDatestr = datestr(TimeOnlyBlock.TimestampsDatetime); % Timestamp as String
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| 84 | TimeOnlyBlock.TimestampsMillisec = TimeOnlyBlock.Data(:,2)./(2^32); % Milliseconds of the Timestamp
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| 85 | TimeOnlyBlock.ExposureTimeDelays = [0 ; TimeOnlyBlock.TimestampsMillisec(2:end)-TimeOnlyBlock.TimestampsMillisec(1:end-1)]; % Timedifference between two frames. First frame is set to have no timedifference
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| 86 |
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| 87 | % ExposureOnlyBlock (EOB) -> Type should be 1003
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| 88 | PositionEOB = PositionTOB + TimeOnlyBlock.Length;
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| 89 | fseek(fid, PositionEOB , 'bof');
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| 90 | ExposureOnlyBlock.Length = fread(fid, 1, 'uint32');
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| 91 | ExposureOnlyBlock.Type = fread(fid, 1, 'uint16');
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| 92 | ExposureOnlyBlock.Reserved = fread(fid, 1, 'uint16');
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| 93 | ExposureOnlyBlock.Data = fread(fid,CineFileHeader.ImageCount, 'uint32');
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| 94 | ExposureOnlyBlock.ExposureTimesMillisec = ExposureOnlyBlock.Data ./(2^32) .*1000;
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| 95 | ExposureOnlyBlock.test1 = fread(fid, 1, 'uint32');
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| 96 | ExposureOnlyBlock.test2 = fread(fid, 1, 'uint16');
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| 97 | ExposureOnlyBlock.test3 = fread(fid, 1, 'uint16');
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| 98 |
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| 99 | % RangeDataBlock (RDB) -> not contained in MIRO cine-files
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| 100 | % BinSigBlock (BSB) -> not contained in MIRO cine-files
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| 101 | % AnaSigBlock (ASB) -> not contained in MIRO cine-files
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| 102 |
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| 103 | % TimeCodeBlock (TCB) -> Type should be 1007
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| 104 | PositionTCB = PositionEOB + ExposureOnlyBlock.Length;
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| 105 | fseek(fid, PositionTCB , 'bof');
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| 106 | TimeCodeBlock.Length = fread(fid, 1, 'uint32');
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| 107 | TimeCodeBlock.Type = fread(fid, 1, 'uint16');
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| 108 | TimeCodeBlock.Reserved = fread(fid, 1, 'uint16');
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| 109 | TimeCodeBlock.Data = fread(fid, 1, 'uint8');
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| 110 |
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| 111 |
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| 112 | %% Image Locations and their Annotations
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| 113 | fseek(fid, CineFileHeader.OffImageOffsets, 'bof');
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| 114 | imageBlockLocations = fread(fid, CineFileHeader.ImageCount, 'int64');
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| 115 |
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| 116 | fseek(fid, imageBlockLocations(1), 'bof');
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| 117 | annotationSize = fread(fid, 1, 'uint32');
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| 118 |
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| 119 | imageLocations = imageBlockLocations + annotationSize;
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| 120 |
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| 121 |
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| 122 | %%
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| 123 | fclose(fid); |
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