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virtual L_INT LBuffer::ExpandRows(LBufferSrc, nWidth, nRows)
Performs buffer-to-buffer decompression of RLE-compressed 1-bit image data. Use this function to process all or part of a single line of image data.
The input buffer containing 1-bit compressed image data.
Number of pixels in each row
Number of rows to process.
| Value | Meaning |
|---|---|
| > 0 | The number of pixels processed. |
| < 1 | An error occurred. Refer to Return Codes. |
This function is useful for working with 1-bit images that are loaded in their compressed formats for faster loading and display. For more information, refer to Speeding Up 1-Bit Documents.
The parameter LBufferSrc is passed by reference, and is a required parameter.
Win32, x64.
For an example, refer to LBuffer::CompressRows.
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