【资料分享】常见图片格式描述
TIFF images (*.tif; *.tiff), extended base line implementation- 1..16 bits per sample
- indexed, grayscale, RGB(A), CMYK, L*a*b*
- uncompressed, packed bits, LZW, CCITT T.4, Thunderscan, Deflate, new style JPEG
GFI fax images (*.fax), uses TTIFFGraphic to read
SGI images (*.bw, *.rgb, *.rgba, *.sgi)
- 1..16 bits per sample
- indexed, grayscale, RGB(A)
- uncompressed, RLE
Autodesk images files (*.cel; *.pic) old style only
- 8 bits per sample, indexed and uncompressed
Truevision images (*.tga; *.vst; *.icb; *.vda; *.win), write support included
- 5 and 8 bits per sample
- grayscale, indexed, 15 bits RGB (555), 24 bits RGB(A)(888)
- uncompressed, RLE
ZSoft Paintbrush images (*.pcx, *.pcc; *.scr)
- 1..8 bits per sample
- grayscale, indexed, RGB
- uncompressed, RLE
Kodak Photo-CD images (*.pcd)
- 8 bits per sample in YCbCr in any resolution (192 x 128 up to 6144 x 4096)
- Portable pixel/gray map images (*.ppm, *.pgm, *.pbm)
- 1 and 8 bits per sample
- grayscale, indexed, RGB uncompressed
Dr. Halo images (*.cut, *.pal)
- 8 bits per sample indexed, RLE compressed
CompuServe images (*.gif)
- 1, 4, 8 bits per sample indexed, LZW compressed
SGI Alias/Wavefront images (*.rla, *.rpf)
- 8 bits per sample RGB(A), RLE compressed
Standard Windows bitmap images (*.bmp, *.rle, *.dib)
Photoshop images (*.psd, *.pdd)
- 1, 8, 16 bits per sample
- indexed, RGB, CMYK, CIE L*a*b*
- uncompressed and packed bits
Paintshop Pro images (*.psp)
- 1, 4, 8 bits per sample
- indexed, grayscale, RGB
- uncompressed, RLE and LZ77
- single-layered files only!
Portable network graphic images (*.png)
- 1, 2, 4, 8, 16 bits per sample
- indexed, grayscale alpha, RGB(A), LZ77 compressd
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