Difference between revisions of "Function:Resize"
From CUVI Wiki
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__NOTOC__ | __NOTOC__ | ||
Re-sizes input image to fit into the output image size. | |||
===Function=== | ===Function=== | ||
{| | {| | ||
|style="font-size:150%;"| | |style="font-size:150%;"| | ||
<syntaxhighlight lang="cpp"> | <syntaxhighlight lang="cpp"> | ||
CuviStatus resize(CuviImage | CuviStatus resize(const CuviImage& src, | ||
CuviImage | CuviImage& dst, | ||
CuviStream | CuviInterpolationType inter = CUVI_INTER_LINEAR, | ||
const CuviStream& stream = CuviStream()); | |||
</syntaxhighlight> | </syntaxhighlight> | ||
|} | |} | ||
Line 20: | Line 21: | ||
! Description | ! Description | ||
|- | |- | ||
| | | src | ||
| CuviImage | | const CuviImage& | ||
| Input Image | | Input Image | ||
|- | |- | ||
| | | dst | ||
| CuviImage | | CuviImage& | ||
| Output Image | | Output Image | ||
|- | |||
| inter | |||
| CuviInterpolationType | |||
| Type of interpolation to use for re-sizing. Supports: | |||
{| | |||
|CUVI_INTER_NN | |||
|- | |||
|CUVI_INTER_LINEAR | |||
|- | |||
|CUVI_INTER_CUBIC | |||
|} | |||
|- | |- | ||
| stream | | stream | ||
| CuviStream | | const CuviStream& | ||
| GPU stream ID for execution | | GPU stream ID for execution | ||
|} | |} | ||
===Image Type Support=== | ===Image Type Support=== | ||
Line 54: | Line 64: | ||
| 16uC3 | | 16uC3 | ||
| 16uC3 | | 16uC3 | ||
|- | |||
| 32fC1 | |||
| 32fC1 | |||
|- | |||
| 32fC3 | |||
| 32fC3 | |||
|} | |} | ||
Line 75: | Line 91: | ||
<syntaxhighlight lang="cpp"> | <syntaxhighlight lang="cpp"> | ||
CuviImage gimg = cuvi::io::loadImage(path); | |||
const Cuvi32f xScale = 0.5f, yScale = 0.7f; | |||
const Cuvi32s newWidth = static_cast<Cuvi32s>(gimg.width() * xScale); | |||
const Cuvi32s newHeight = static_cast<Cuvi32s>(gimg.height() * yScale); | |||
CuviImage gout(newWidth,newHeight,gimg.type()); | |||
// | //Re-sizing input image to fit output container using bicubic interpolation | ||
cuvi::geometryTransforms::resize(gimg,gout); | cuvi::geometryTransforms::resize(gimg,gout, CUVI_INTER_CUBIC); | ||
</syntaxhighlight> | </syntaxhighlight> | ||
|} | |} |
Latest revision as of 15:10, 16 June 2014
Re-sizes input image to fit into the output image size.
Function
|
Parameters
Name | Type | Description | |||
---|---|---|---|---|---|
src | const CuviImage& | Input Image | |||
dst | CuviImage& | Output Image | |||
inter | CuviInterpolationType | Type of interpolation to use for re-sizing. Supports:
| |||
stream | const CuviStream& | GPU stream ID for execution |
Image Type Support
Input | Output |
---|---|
8uC1 | 8uC1 |
8uC3 | 8uC3 |
16uC1 | 16uC1 |
16uC3 | 16uC3 |
32fC1 | 32fC1 |
32fC3 | 32fC3 |
Samples
Error creating thumbnail: Unable to save thumbnail to destination |
Error creating thumbnail: Unable to save thumbnail to destination |
Error creating thumbnail: Unable to save thumbnail to destination |
Error creating thumbnail: Unable to save thumbnail to destination |
Example
|