| long | MBegin() |
| long | MSetParam (long id,long imagetype,long bitcount,long quality,long rotate, long width,long height,long xdpi,long ydpi,long compression,long multipage) |
| long | MConvert(long id,char *infile,char *outpath,char *filename) |
| long | MEnd(long id) |
| long MBegin | () | |
| Create a handle for convert. | ||
| Parameters: | ||
| NULL | ||
| Return Value: | ||
| Return a handle if the create was successful, otherwise 0. | ||
| long MSetParam | (
long id, long imagetype, long bitcount, long quality, long rotate, long width, long height, long xdpi, long ydpi, long compression, long multipage ) |
|
| Set the parameter. | ||
| Parameters: | ||
| id | A handle to the file. | |
| imagetype | Set generated image format. see ENUM_IMAGE_FORMATS. | |
| bitcount | Set the color depth in the generated image file, 1=black and white, 3=16 grayscale, 4=16 colors, 7=256 grayscale, 8=256 colors, 24=true color. see COLOR_DEPTH. | |
| quality | Set quality (1 ~ 100) in the generated JPEG file or TIFF file jpeg compression, default 75. | |
| rotate | Set page rotate angle(0~360). | |
| width | Set page width. e.g. width=1, height=1280, set height as 1280 pixels, and width to according to the pdf page size relative. | |
| height | Set page height. e.g. width=800, height=1, set width as 800 pixels, and height to according to the pdf page size relative. | |
| xdpi | Set horizontal resolution (72 ~ 600), default 72. | |
| ydpi | Set vertical resolution (72 ~ 600), default 72. | |
| compression | Set the Compression method in the generated TIFF file, this option is only available for TIFF files. see ENUM_TIFF_COMPRESSION. | |
| multipage | The 1 is generate a multi-page TIFF file, the 0 is generate a TIFF file for each page, this option is only available for TIFF files | |
| Return Value: | ||
| Returns 1 if set is successfully, otherwise 0. | ||
| long MConvert | (long id, char *infile, char *outpath, char *filename) |
|
| Convert one file to one Image file. | ||
| Parameters: | ||
| id | A handle to the file. | |
| infile | A string that is path to the input file. | |
| outpath | Set output path. If path is NULL or an empty string, it save in the same folder as source file. | |
| filename | A string that is path to the output Image file. | |
| Return Value: | ||
| Returns 1 if convert is successfully, -1 if input path error, -2 if output Image path error, otherwise 0. | ||
| long MEnd | (long id) | |
| Close the Image file. | ||
| Parameters: | ||
| id | A handle to the file. | |
| Return Value: | ||
| Returns 1 if successfully, otherwise 0. | ||
| Formats | Value | Support color depth, see COLOR_DEPTH. |
| IMAGE_FORMAT_BMP | 1 | 1,, 3,, 4,, 7,, 8,, 24 |
| IMAGE_FORMAT_EMF | 2 | 24 |
| IMAGE_FORMAT_WMF | 3 | 24 |
| IMAGE_FORMAT_JPG | 4 | 7,, 24 |
| IMAGE_FORMAT_PNG | 5 | 1,, 3,, 4,, 7,, 8,, 24 |
| IMAGE_FORMAT_GIF | 6 | 1,, 3,, 4,, 7,, 8 |
| IMAGE_FORMAT_TIF | 7 | 1,, 3,, 4,, 7,, 8,, 24 |
| IMAGE_FORMAT_PCX | 8 | 1,, 3,, 4,, 7,, 8,, 24 |
| IMAGE_FORMAT_TGA | 9 | 7,, 8,, 24 |
| IMAGE_FORMAT_JP2 | 10 | 7,, 24 |
| IMAGE_FORMAT_RAS | 11 | 7,, 24 |
| IMAGE_FORMAT_JPC | 12 | 7,, 24 |
| Compression | Value | Support color depth, see COLOR_DEPTH. | |
| COMPRESSION_NONE | 0 | dump mode | 1,, 3,, 4,, 7,, 8,, 24 |
| COMPRESSION_LZW | 1 | Lempel-Ziv & Welch | 1,, 3,, 4,, 7,, 8,, 24 |
| COMPRESSION_JPEG | 2 | %JPEG DCT compression | 7,, 24 |
| COMPRESSION_PACKBITS | 3 | Macintosh RLE | 3,, 4,, 7,, 8,, 24 |
| COMPRESSION_CCITTFAX4 | 4 | CCITT Group 4 fax encoding | 1 |
| COMPRESSION_CCITTFAX3 | 5 | CCITT Group 3 fax encoding | 1 |
| COMPRESSION_CCITTRLE | 6 | CCITT modified Huffman RLE | 1 |
| Color | Value | ||
| BITCOUNT_1 | 1 | black/white( 1 bits ) | |
| BITCOUNT_4G | 3 | 16 color grayscale( 4 bits ) | |
| BITCOUNT_4 | 4 | 16 color( 4 bits ) | |
| BITCOUNT_8G | 7 | 256 color grayscale( 8 bits ) | |
| BITCOUNT_8 | 8 | 256 color( 8 bits ) | |
| BITCOUNT_24 | 24 | True color( 24 bits ) | |
Any time that you need help while using products, please contact our support team at support@mgosoft.com.
We promise to our customers that we will deal with emails within 24 hours after receiving them.