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node-image-2

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A Node.JS wrapper around FreeImage

123 lines (119 loc) • 7.19 kB
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var freeimage = require(__dirname + "/../build/Release/image"); exports.Image = new freeimage.FreeImage(); //image formats exports.Image.FIF_UNKNOWN = -1; exports.Image.FIF_BMP = 0; exports.Image.FIF_ICO = 1; exports.Image.FIF_JPEG = 2; exports.Image.FIF_JNG = 3; exports.Image.FIF_KOALA = 4; exports.Image.FIF_LBM = 5; exports.Image.FIF_IFF = exports.Image.FIF_LBM; exports.Image.FIF_MNG = 6; exports.Image.FIF_PBM = 7; exports.Image.FIF_PBMRAW = 8; exports.Image.FIF_PCD = 9; exports.Image.FIF_PCX = 10; exports.Image.FIF_PGM = 11; exports.Image.FIF_PGMRAW = 12; exports.Image.FIF_PNG = 13; exports.Image.FIF_PPM = 14; exports.Image.FIF_PPMRAW = 15; exports.Image.FIF_RAS = 16; exports.Image.FIF_TARGA = 17; exports.Image.FIF_TIFF = 18; exports.Image.FIF_WBMP = 19; exports.Image.FIF_PSD = 20; exports.Image.FIF_CUT = 21; exports.Image.FIF_XBM = 22; exports.Image.FIF_XPM = 23; exports.Image.FIF_DDS = 24; exports.Image.FIF_GIF = 25; exports.Image.FIF_HDR = 26; exports.Image.FIF_FAXG3 = 27; exports.Image.FIF_SGI = 28; exports.Image.FIF_EXR = 29; exports.Image.FIF_J2K = 30; exports.Image.FIF_JP2 = 31; exports.Image.FIF_PFM = 32; exports.Image.FIF_PICT = 33; exports.Image.FIF_RAW = 34; //Load / Save flag constants ----------------------------------------------- exports.Image.BMP_DEFAULT =0; exports.Image.BMP_SAVE_RLE =1; exports.Image.CUT_DEFAULT =0; exports.Image.DDS_DEFAULT =0; exports.Image.EXR_DEFAULT =0; // save data as half with piz-based wavelet compression exports.Image.EXR_FLOAT =0x0001; // save data as float instead of as half (not recommended) exports.Image.EXR_NONE =0x0002; // save with no compression exports.Image.EXR_ZIP =0x0004; // save with zlib compression, in blocks of 16 scan lines exports.Image.EXR_PIZ =0x0008; // save with piz-based wavelet compression exports.Image.EXR_PXR24 =0x0010; // save with lossy 24-bit float compression exports.Image.EXR_B44 =0x0020; // save with lossy 44% float compression - goes to 22% when combined with EXR_LC exports.Image.EXR_LC =0x0040; // save images with one luminance and two chroma channels, rather than as RGB (lossy compression) exports.Image.FAXG3_DEFAULT =0; exports.Image.GIF_DEFAULT =0; exports.Image.GIF_LOAD256 =1; // Load the image as a 256 color image with ununsed palette entries, if it's 16 or 2 color exports.Image.GIF_PLAYBACK =2; // 'Play' the GIF to generate each frame (as 32bpp) instead of returning raw frame data when loading exports.Image.HDR_DEFAULT =0; exports.Image.ICO_DEFAULT =0; exports.Image.ICO_MAKEALPHA =1; // convert to 32bpp and create an alpha channel from the AND-mask when loading exports.Image.IFF_DEFAULT =0; exports.Image.J2K_DEFAULT =0; // save with a 16:1 rate exports.Image.JP2_DEFAULT =0; // save with a 16:1 rate exports.Image.JPEG_DEFAULT =0; // loading (see JPEG_FAST); saving (see JPEG_QUALITYGOOD|JPEG_SUBSAMPLING_420) exports.Image.JPEG_FAST =0x0001; // load the file as fast as possible, sacrificing some quality exports.Image.JPEG_ACCURATE =0x0002; // load the file with the best quality, sacrificing some speed exports.Image.JPEG_CMYK =0x0004; // load separated CMYK "as is" (use | to combine with other load flags) exports.Image.JPEG_EXIFROTATE =0x0008; // load and rotate according to Exif 'Orientation' tag if available exports.Image.JPEG_QUALITYSUPERB =0x80; // save with superb quality (100:1) exports.Image.JPEG_QUALITYGOOD =0x0100; // save with good quality (75:1) exports.Image.JPEG_QUALITYNORMAL =0x0200; // save with normal quality (50:1) exports.Image.JPEG_QUALITYAVERAGE =0x0400; // save with average quality (25:1) exports.Image.JPEG_QUALITYBAD =0x0800; // save with bad quality (10:1) exports.Image.JPEG_PROGRESSIVE =0x2000; // save as a progressive-JPEG (use | to combine with other save flags) exports.Image.JPEG_SUBSAMPLING_411 =0x1000; // save with high 4x1 chroma subsampling (4:1:1) exports.Image.JPEG_SUBSAMPLING_420 =0x4000; // save with medium 2x2 medium chroma subsampling (4:2:0) - default value exports.Image.JPEG_SUBSAMPLING_422 =0x8000; // save with low 2x1 chroma subsampling (4:2:2) exports.Image.JPEG_SUBSAMPLING_444 =0x10000; // save with no chroma subsampling (4:4:4) exports.Image.KOALA_DEFAULT =0; exports.Image.LBM_DEFAULT =0; exports.Image.MNG_DEFAULT =0; exports.Image.PCD_DEFAULT =0; exports.Image.PCD_BASE =1; // load the bitmap sized 768 x 512 exports.Image.PCD_BASEDIV4 =2; // load the bitmap sized 384 x 256 exports.Image.PCD_BASEDIV16 =3; // load the bitmap sized 192 x 128 exports.Image.PCX_DEFAULT =0; exports.Image.PFM_DEFAULT =0; exports.Image.PICT_DEFAULT =0; exports.Image.PNG_DEFAULT =0; exports.Image.PNG_IGNOREGAMMA =1; // loading: avoid gamma correction exports.Image.PNG_Z_BEST_SPEED =0x0001; // save using ZLib level 1 compression flag (default value is 6) exports.Image.PNG_Z_DEFAULT_COMPRESSION =0x0006; // save using ZLib level 6 compression flag (default recommended value) exports.Image.PNG_Z_BEST_COMPRESSION =0x0009; // save using ZLib level 9 compression flag (default value is 6) exports.Image.PNG_Z_NO_COMPRESSION =0x0100; // save without ZLib compression exports.Image.PNG_INTERLACED =0x0200; // save using Adam7 interlacing (use | to combine with other save flags) exports.Image.PNM_DEFAULT =0; exports.Image.PNM_SAVE_RAW =0; // If set the writer saves in RAW format (i.e. P4, P5 or P6) exports.Image.PNM_SAVE_ASCII =1; // If set the writer saves in ASCII format (i.e. P1, P2 or P3) exports.Image.PSD_DEFAULT =0; exports.Image.RAS_DEFAULT =0; exports.Image.RAW_DEFAULT =0; // load the file as linear RGB 48-bit exports.Image.RAW_PREVIEW =1; // try to load the embedded JPEG preview with included Exif Data or default to RGB 24-bit exports.Image.RAW_DISPLAY =2; // load the file as RGB 24-bit exports.Image.SGI_DEFAULT =0; exports.Image.TARGA_DEFAULT =0; exports.Image.TARGA_LOAD_RGB888 =1; // If set the loader converts RGB555 and ARGB8888 -> RGB888. exports.Image.TIFF_DEFAULT =0; exports.Image.TIFF_CMYK =0x0001; // reads/stores tags for separated CMYK (use | to combine with compression flags) exports.Image.TIFF_PACKBITS =0x0100; // save using PACKBITS compression exports.Image.TIFF_DEFLATE =0x0200; // save using DEFLATE compression (a.k.a. ZLIB compression) exports.Image.TIFF_ADOBE_DEFLATE =0x0400; // save using ADOBE DEFLATE compression exports.Image.TIFF_NONE =0x0800; // save without any compression exports.Image.TIFF_CCITTFAX3 =0x1000; // save using CCITT Group 3 fax encoding exports.Image.TIFF_CCITTFAX4 =0x2000; // save using CCITT Group 4 fax encoding exports.Image.TIFF_LZW =0x4000; // save using LZW compression exports.Image.TIFF_JPEG =0x8000; // save using JPEG compression exports.Image.WBMP_DEFAULT =0; exports.Image.XBM_DEFAULT =0; exports.Image.XPM_DEFAULT =0;