ImageGear Professional for Windows ActiveX
Event Required for Writing EXIF Metadata Items
| ImageGear Professional v18.2 > User Guide > Appendices/General Reference > Non-Image Data Storage > Non-Image Data Structure > EXIF-JPEG Non-image Data Structure > Event Required for Writing EXIF Metadata Items |
Value of these tags can be changed using IGMetaDataItemWrite event only.
| Item Name | Item Id |
|---|---|
| "TIF_HEADER" | 59936 |
| IFD0 tags | |
| "PlanarConfiguration" | 284 |
| "YCbCrSubSampling" | 530 |
| "RowsPerStrip" | 278 |
| "YCbCrPositioning" | 531 |
| "XResolution" | 282 |
| "YResolution" | 283 |
| "ResolutionUnit" | 296 |
| Exif subIFD | |
| "ExifVersion" | 36864 |
| "FlashPixVersion" | 40960 |
| "ColorSpace" | 40961 |
| Thumbnail IFD | |
| "ImageWidth" | 256 |
| "ImageLength" | 257 |
| "PlanarConfiguration" | 284 |
| "YCbCrSubSampling" | 530 |
| "RowsPerStrip" | 278 |
| "YCbCrPositioning" | 531 |
| "XResolution" | 282 |
| "YResolution" | 283 |
| "ResolutionUnit" | 296 |
The rest of metadata item values can be written using IGMetaDataItemAdd event only.
See also EXIF-TIFF, EXIF-JPEG and EXIF-FPX Metadata Item Name and ID constants.