Jawad: /* Example */

2022-10-19T10:24:13Z

Example

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	===Example===		===Example===
	{\|		{\|
	\|style="font-size:~~150~~%;"\|		\|style="font-size:100%;"\|
	<syntaxhighlight lang="cpp">		<syntaxhighlight lang="cpp">

Jawad: /* Parameters */

2022-10-19T10:24:06Z

Parameters

← Older revision		Revision as of 10:24, 19 October 2022
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	===Parameters===		===Parameters===
			{\|
			\|style="font-size:75%;"\|
	{\|class="wikitable"		{\|class="wikitable"
	\|-		\|-
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	\| const CuviStream&		\| const CuviStream&
	\| GPU stream ID for execution		\| GPU stream ID for execution

	\|}		\|}
			\|}


	===Example===		===Example===

Jawad: /* Function */

2022-10-19T10:23:59Z

Function

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	===Function===		===Function===
	{\|		{\|
	\|style="font-size:~~150~~%;"\|		\|style="font-size:100%;"\|
	<syntaxhighlight lang="cpp">		<syntaxhighlight lang="cpp">
	CuviStatus encode(const CuviImage& src,		CuviStatus encode(const CuviImage& src,
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	</syntaxhighlight>		</syntaxhighlight>
	\|}		\|}


	===Parameters===		===Parameters===

Jawad: Created page with "NOTOC JPEG Encoding: Encodes an image pixel array data to a JPEG. ===Function=== {| |style="font-size:150%;"| CuviStatus encode(const CuviImag..."

2021-04-27T22:49:22Z

Created page with "__NOTOC__ JPEG Encoding: Encodes an image pixel array data to a JPEG. ===Function=== {| |style="font-size:150%;"| <syntaxhighlight lang="cpp"> CuviStatus encode(const CuviImag..."

New page

__NOTOC__
JPEG Encoding: Encodes an image pixel array data to a JPEG.
===Function===
{|
|style="font-size:150%;"|
<syntaxhighlight lang="cpp">
CuviStatus encode(const CuviImage& src,
CuviImageFormat outputFormat,
Cuvi8u*& compressedData,
Cuvi32u* compressedLength,
Cuvi32u quality,
bool copyToCPU,
const CuviStream& stream = CuviStream());
</syntaxhighlight>
|}

===Parameters===

{|class="wikitable"
|-
! Name
! Type
! Description
|-
| src
| const CuviImage&
| Input Image
|-
| outputFormat
| CuviImageFormat
| Encoding format, currently supports the following:
{|
|CUVI_JPEG
|}
|-
| compressedData
| Cuvi8u*&
| Encoded data
|-
| compressedLength
| Cuvi32u*
| Length of encoded data
|-
| quality
| Cuvi32u
| Quality/Compression
|-
| copyToCPU
| bool
| Whether or not to copy the data to CPU memory
|-
| stream
| const CuviStream&
| GPU stream ID for execution

|}

===Example===
{|
|style="font-size:150%;"|
<syntaxhighlight lang="cpp">

CuviImage img;
img.create(inputPath, CUVI_LOAD_IMAGE_DEFAULT);

Cuvi8u* compressedImage;
unsigned int compressedLength = 0;
unsigned int quality = 100;

bool copyToCPU = true;

CuviStatus err = cuvi::codecs::encode(img, CUVI_JPEG, compressedImage, &compressedLength, quality, copyToCPU);

if(err!= CUVI_SUCCESS)
{
cout <<"Failed to encode image, error: "<<err<<endl;
return;
}

cout<<"Compressed image length: "<<compressedLength<<endl;

cout<<"Writing JPEG output to "<<outputPath<<endl;
ofstream outputFile(outputPath.c_str(), std::ios::out | std::ios::binary);

if(copyToCPU)
{
outputFile.write(reinterpret_cast<const char *>(compressedImage), static_cast<int>(compressedLength));
free(compressedImage);
compressedImage = 0;
}
else
{
Cuvi8u* compressedImageCPU = (Cuvi8u*)malloc(compressedLength);
cudaMemcpy(compressedImageCPU, compressedImage, (size_t)compressedLength*sizeof(Cuvi8u), cudaMemcpyDeviceToHost);
outputFile.write(reinterpret_cast<const char *>(compressedImageCPU), static_cast<int>(compressedLength));
free(compressedImageCPU);
cudaFree(compressedImage);

compressedImageCPU = 0;
compressedImage = 0;
}

</syntaxhighlight>
|}

Function:Encode - Revision history

Jawad: /* Example */

Jawad: /* Parameters */

Jawad: /* Function */

Jawad: Created page with "__NOTOC__ JPEG Encoding: Encodes an image pixel array data to a JPEG. ===Function=== {| |style="font-size:150%;"| CuviStatus encode(const CuviImag..."

Jawad: Created page with "NOTOC JPEG Encoding: Encodes an image pixel array data to a JPEG. ===Function=== {| |style="font-size:150%;"| CuviStatus encode(const CuviImag..."