This function creates a new image with the color space specified by colorSpace.
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AT_ERRCOUNT ACCUAPI IG_image_channels_combine( LPCAT_CHANNEL_REF channels, AT_UINT channelsQty, enumIGColorSpaceIDs colorSpace, LPHIGEAR hIGear ); |
Name | Type | Description |
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channels | LPCAT_CHANNEL_REF | Array of channel descriptors for channels to combine. |
channelsQty | AT_UINT | Number of channels to combine. |
colorSpace | enumIGColorSpaceIDs | Color space of new image. |
hIGear | LPHIGEAR | Pointer to HIGEAR handle where new image is returned. |
Returns the number of ImageGear errors that occurred during this function call. If there are no errors, the return value is IGE_SUCCESS.
All pixel formats supported by ImageGear for C and C++.
None
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/* Make a copy of a 24-bit RGB image in which the red and blue channels are swapped */ AT_ERRCOUNT nErrcount; /* Number of errors on stack */ HIGEAR hImage; /* Handle of source image */ HIGEAR hImageCombined; /* Handle of combined image */ AT_CHANNEL_REF chan[3]; /* Channels to combine */ nErrcount = IG_load_file("test.jpg", &hImage); chan[0].hImage = hImage; chan[0].uNumber = 2; chan[1].hImage = hImage; chan[1].uNumber = 1; chan[2].hImage = hImage; chan[2].uNumber = 0; nErrcount = IG_image_channels_combine(chan, 3, IG_COLOR_SPACE_ID_RGB, &hImageCombined); nErrcount = IG_save_file(hImageCombined, "test.bmp", IG_SAVE_BMP_UNCOMP); IG_image_delete(hImage); IG_image_delete(hImageCombined); |
The channels in the new image are copied from the channels specified by channels.