2020.02.05 12:52 "Re: [Tiff] Inhaling an image all at once in scanline format", by David C. Partridge

The writer in this instance was a Nikon D4s camera, and tiffinfo reports:

Rows/Strip 3280

So somewhere the code appears to have decided that a strip size of 3280 rows is a bit large... and has set it to one :(

D:\Users\amonra\Documents\Astrophotography\DSS Test Images\TIF_Test_Nikon_D4s>tiffinfo DSC_0782_ISO_00400.TIF

TIFFFetchNormalTag: Warning, ASCII value for tag "Artist" contains null byte in value; value incorrectly truncated during reading due to implementation limitations.

TIFFFetchNormalTag: Warning, ASCII value for tag "Copyright" contains null byte in value; value incorrectly truncated during reading due to implementation limitations.

TIFF Directory at offset 0x8 (8)
    Image Width: 4928 Image Length: 3280
    Resolution: 300, 300 pixels/inch
    Bits/Sample: 8
    Compression Scheme: None
    Photometric Interpretation: RGB color
    Orientation: row 0 top, col 0 lhs
    Samples/Pixel: 3
    Rows/Strip: 3280
    Planar Configuration: single image plane
    Make: NIKON CORPORATION
    Model: NIKON D4S
    Software: Ver.1.10
    DateTime: 2019:08:18 17:40:32
    Artist: M.E. Gielis
    XMLPacket (XMP Metadata):
  <?xpacket begin="´╗┐" id="W5M0MpCehiHzreSzNTczkc9d"?><x:xmpmeta xmlns:x="adobe:ns:meta/"><rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"><rdf:Description rdf:about="" xmlns:xmp="http://ns.adobe.com/xap/1.0/"><xmp:CreatorTool>NIKON D4S Ver.1.10 </xmp:CreatorTool><xmp:CreateDate>2019-08-18T17:40:32.69</xmp:CreateDate></rdf:Description></rdf:RDF></x:xmpmeta> <?xpacket end="w"?>
    Copyright:
    EXIFIFDOffset: 0x31dc
    GPSIFDOffset: 0x3420

TIFFReadCustomDirectory: Warning, Unknown field with tag 34864 (0x8830) encountered.

TIFFFetchNormalTag: Warning, Incorrect count for "MakerNote"; tag ignored.

TIFFReadCustomDirectory: Warning, Wrong data type 3 for "GainControl"; tag ignored.

TIFF Directory at offset 0x31dc (12764)
    ExposureTime: 0.125000
    FNumber: 4.000000
    ExposureProgram: 3
    ISOSpeedRatings: 400
    Tag 34864: 2
    ExifVersion: 0x30,0x32,0x33,0x30
    DateTimeOriginal: 2019:08:18 17:40:32
    DateTimeDigitized: 2019:08:18 17:40:32
    ExposureBiasValue: -0.666667
    MaxApertureValue: 4.000000
    MeteringMode: 5
    LightSource: 9
    Flash: 0
    FocalLength: 52.000000
    UserComment: 0x41,0x53,0x43,0x49,0x49,0x0,0x0,0x0,0x4d,0x45,0x20,0x47,0x69,0x65,0x6c,0x69,0x73,0x20,0x48,0x65,0x73,0x73,0x65,0x6e,0x6c,0x61,0x61,0x6e,0x20,0x35,0x20,0x37,0x33,0x39,0x35,0x4d,0x48,0x20,0x4e,0x4c,0x20,0x20,0x20,0x20
    SubSecTime: 69
    SubSecTimeOriginal: 69
    SubSecTimeDigitized: 69
    FlashpixVersion: 0x30,0x31,0x30,0x30
    ColorSpace: 1
    SensingMethod: 2
    FileSource: 0x3
    SceneType: 0x1
    CFAPattern: 0x2,0x0,0x2,0x0,0x0,0x1,0x1,0x2
    CustomRendered: 0
    ExposureMode: 0
    WhiteBalance: 1
    DigitalZoomRatio: 1.000000
    FocalLengthIn35mmFilm: 52
    SceneCaptureType: 0
    Contrast: 0
    Saturation: 0
    Sharpness: 0
    SubjectDistanceRange: 0

TIFF Directory at offset 0x3434 (13364)
    Image Width: 160 Image Length: 120
    Resolution: 300, 300 pixels/inch
    Bits/Sample: 8
    Compression Scheme: None
    Photometric Interpretation: RGB color
    Samples/Pixel: 3
    Rows/Strip: 120
    Planar Configuration: single image plane

D:\Users\amonra\Documents\Astrophotography\DSS Test Images\TIF_Test_Nikon_D4s>