Clean exif efixtags from video2/27/2023 ![]() The number of bytes of JPEG compressed thumbnail data. This is not used for primary image JPEG data. The offset to the start byte (SOI) of JPEG compressed thumbnail data. Indicates the process used to produce the compressed data. ĭefined by Adobe Corporation to enable TIFF Trees within a TIFF file.Įxpands the range of the TransferFunction. Normally this tag is not necessary, since colorspace is specified in the colorspace information tag. The chromaticity of the three primary colors of the image. Normally this tag is not necessary, since color space is specified in the colorspace information tag. The chromaticity of the white point of the image. Example “Camera owner, John Smith Photographer, Michael Brown Image creator, Ken James” This tag records the name of the camera owner, photographer or image creator. In Exif standard, it is the date and time the file was changed. This tag records the name and version of the software or firmware of the camera or image input device used to generate the image. Normally this tag is not necessary, since color space is specified in the color space information tag. ![]() If the image resolution is unknown, 2 (inches) is designated.Ī transfer function for the image, described in tabular style. If this field does not exist, the TIFF default of 1 (chunky) is assumed. In JPEG compressed files a JPEG marker is used instead of this tag. Indicates whether pixel components are recorded in a chunky or planar format. The number of pixels per in the direction. When the image resolution is unknown, 72 is designated. With JPEG compressed data this designation is not needed and is omitted. This is the number of rows in the image of one strip when an image is divided into strips. In JPEG compressed data a JPEG marker is used instead of this tag. Since this standard applies to RGB and YCbCr images, the value set for this tag is 3. The image orientation viewed in terms of rows and columns. It is recommended that this be selected so the number of strip bytes does not exceed 64 Kbytes. This is the model name or number of the DSC, scanner, video digitizer or other equipment that generated the image.įor each strip, the byte offset of that strip. The model name or model number of the equipment. This is the manufacturer of the DSC, scanner, video digitizer or other equipment that generated the image. The manufacturer of the recording equipment. When a 2-bytes code is necessary, the Exif tag is to be used. Two-bytes character codes cannot be used. It may be a comment such as “1988 company picnic” or the like. The name of the document from which this image was scanned.Ī character string giving the title of the image. When thumbnails use JPEG compression, this tag value is set to 6. ![]() When a primary image is JPEG compressed, this designation is not necessary and is omitted. The compression scheme used for the image data. ![]() In Exif standard each component of the image is 8 bits, so the value for this tag is 8. The number of columns of image data, equal to the number of pixels per row. The name and version of the software used to post-process the picture.Ī general indication of the kind of data contained in this subfile. ![]()
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