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<concept id="GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1" xml:lang="en"><title>ICLExample:

Decoding/Encoding an image using the Image Conversion Library</title><prolog><metadata><keywords/></metadata></prolog><conbody>

<p>This example application demonstrates how to convert still images, stored

in files or descriptors, to and from bitmap objects using the Image Conversion

Library (ICL) API. It is located in the folder <filepath>examples\Multimedia\ICL\ICLExample</filepath>. </p>

<p>The overview contains the following sections: </p>

<ul>

<li id="GUID-70281B70-B9AB-5F9A-9BA6-B0BF59ECC920-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-3-1"><p><xref href="GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1.dita#GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1/GUID-647B9A06-3049-516A-962B-65FA9DBB47F8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4">Description</xref>  </p> </li>

<li id="GUID-8E979A69-630A-592F-A5A0-1C52ED0FFF19-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-3-2"><p><xref href="GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1.dita">Class summary</xref>  </p> </li>

<li id="GUID-A01E2A97-0181-5F3E-AEAB-C23EAAC17507-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-3-3"><p><xref href="GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1.dita#GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1/GUID-F1138207-7784-508F-9459-00D5AF1E2296-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-7">Build</xref>  </p> </li>

<li id="GUID-DE2CD182-FA6C-5678-8DFC-67CB19F45499-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-3-4"><p><xref href="GUID-63CBD66E-9E92-51EB-8709-9DE6F2808DC8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1.dita">Example code</xref>  </p> </li>

</ul>

<section id="GUID-647B9A06-3049-516A-962B-65FA9DBB47F8-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4"><title>Description</title> <p>The

example application demonstrates how to encode, decode, rotate and scale an

image using the plug-ins provided by ICL. It covers the following scenarios: </p> <ul>

<li id="GUID-F9DDC56D-CD21-5CBF-9485-D89E06A60FAC-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-1"><p>Decoding an image format

from a descriptor or a file </p> </li>

<li id="GUID-55D04700-D816-5EC7-A3A1-0F44C1EFF8D5-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-2"><p>Encoding an image format

into a descriptor </p> </li>

<li id="GUID-FF25D3AA-FAB0-51F1-ACE8-4F052DAEE3EE-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-3"><p>Rotating a bitmap </p> </li>

<li id="GUID-184C07E7-EDD6-56B9-8E81-A8724A00535A-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-4"><p>Scaling a bitmap with

or without a mask. </p> </li>

<li id="GUID-212AC95D-644C-5CEC-A52F-0C344AF01A94-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-5"><p>Stiching images together

to form a panorama </p> </li>

<li id="GUID-034A7112-AA13-509B-AE59-1B20C905A9A0-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-6"><p>Various image processing

techniques </p> </li>

<li id="GUID-8632CD10-43A3-57E0-BBF2-45BD04CFE108-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-7"><p>Various image transformation

techniques </p> </li>

<li id="GUID-3126D256-DA5D-5715-9C94-F65AE488ADF9-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-3-8"><p>Working with Scalado

SpeedView objects(Spmo) inside an image </p> </li>

</ul> <p> <b>Note:</b> An ECom session is started internally by the ICL framework,

as it uses the ECom framework. The session is ended by calling the <xref href="GUID-1344F049-81C4-3D17-AF46-8B5584680ADB.dita#GUID-1344F049-81C4-3D17-AF46-8B5584680ADB/GUID-1AACEF53-2CAD-34EC-A485-CE49BC8B9BD8"><apiname>REComSession::FinalClose()</apiname></xref> function. </p> <p><b>Decoding

an image format from a descriptor or a file</b> </p> <p>The application creates

and initialises a decoder (<xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita"><apiname>CImageDecoder</apiname></xref>) object to decode

either from a descriptor or a file to a bitmap. It uses the <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-00FB83E8-3759-32BE-B6E8-6F04EC60A909"><apiname>CImageDecoder::DataNewL()</apiname></xref> and <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-6DA07559-7DDC-32A9-9E09-D557348D46DE"><apiname>CImageDecoder::FileNewL()</apiname></xref> functions to specify the descriptor and file image sources respectively.

After the source is specified, the application creates a bitmap (<xref href="GUID-683A1D42-2764-3EB7-BD19-9E12559199AB.dita"><apiname>CFbsBitmap</apiname></xref>)

object to store the decoded image. Finally, the <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-8118AC37-471E-3CB6-9F71-4E93507DDE57"><apiname>CImageDecoder::Convert()</apiname></xref> function

is called to start decoding process. </p> <p>Apart from decoding an image

from a file or a descriptor to a bitmap, the example application also demonstrates

the following: </p> <ul>

<li id="GUID-A9AF5D36-6757-53C7-8C33-3508A15A1235-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-1"><p>decoding a JPEG image

to a YUV format image frame using a <xref href="GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6.dita"><apiname>CJPEGImageFrameDecoder</apiname></xref> object.

Before starting the decoding process by calling the <xref href="GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6.dita#GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6/GUID-EFB3F4C9-DDE1-359A-8326-71ECFEAF6759"><apiname>CJPEGImageFrameDecoder::ConvertFrame()</apiname></xref> function,

the <xref href="GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6.dita#GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6/GUID-616A39D6-ED24-34B8-93CB-A6FAB4B0C734"><apiname>CJPEGImageFrameDecoder::RecommendedBufferSize()</apiname></xref> function

is called to find out whether the image supports YUV format or not. </p> </li>

<li id="GUID-6845715A-5095-5628-97F3-DA0D93E61B80-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-2"><p>accessing the thumbnail

and Exif (Exchangeable Image File Format) metadata of a JPEG image using a <xref href="GUID-52969E30-A244-3A27-8182-FE105FEDABD7.dita"><apiname>CJPEGExifDecoder</apiname></xref> object </p> </li>

<li id="GUID-10F30C96-210C-511C-9008-706AD3A99859-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-3"><p>decoding a JPEG image

thumbnail to a bitmap </p> </li>

<li id="GUID-6FF227DC-2C7C-5DD2-81C5-DC5F118BC503-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-4"><p>decoding an image to

bitmaps of different sizes using the <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-1A1E7557-A6C7-3681-B71B-40D8489F5AFD"><apiname>CImageDecoder::ReductionFactor()</apiname></xref> and <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-6127DC9C-5AFD-3BD8-A345-49EA2057360B"><apiname>CImageDecoder::ReducedSize()</apiname></xref> functions </p> </li>

<li id="GUID-215B6A79-E878-5556-845E-4FFB6BB1BBE5-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-5"><p>decoding an image in

a separate thread using the <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-23C9224C-1A13-30A2-92F1-12694198EE52"><apiname>CImageDecoder::EOptionAlwaysThread</apiname></xref> option </p> </li>

<li id="GUID-1F4C0BD0-C550-513F-937B-8297B69A029F-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-6"><p>decoding a multi-frame

GIF image to bitmap </p> </li>

<li id="GUID-2AB1A762-CDA3-5072-8D93-56D4BB3D78C5-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-7"><p>decoding a GIF image

to a bitmap with a mask </p> </li>

<li id="GUID-28D62885-CDAF-50F9-9133-0A5EE5CF8D59-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-8-8"><p>displaying comments

attached to the image and its frames, using the <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-F7CADA2E-4B76-3B23-B5CA-92CD652E9A97"><apiname>CImageDecoder::ImageCommentL()</apiname></xref> and <xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita#GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4/GUID-28A8EF22-C0C8-32BB-B9F3-96588F63A321"><apiname>CImageDecoder::FrameCommentL()</apiname></xref> functions. </p> </li>

</ul> <p><b>Encoding an image format into a descriptor</b> </p> <p>The application

creates and initialises an encoder (<xref href="GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8.dita"><apiname>CImageEncoder</apiname></xref>) object

to encode the bitmap to a descriptor. It uses the <xref href="GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8.dita#GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8/GUID-51ECB4D3-5A87-35E7-82EB-DF2BAEAB2CAC"><apiname>CImageEncoder::DataNewL()</apiname></xref> function

to specify the descriptor to be used to store the encoded image. The application

creates a bitmap (<xref href="GUID-683A1D42-2764-3EB7-BD19-9E12559199AB.dita"><apiname>CFbsBitmap</apiname></xref>) object to represent the source

bitmap. Finally, the <xref href="GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8.dita#GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8/GUID-E1CADEBF-E502-3F7E-85D1-C6AA63E497FE"><apiname>CImageEncoder::Convert()</apiname></xref> function

is called to start the encoding process. </p> <p>Apart from encoding a bitmap

to a descriptor, the example application also demonstrates the following: </p> <ul>

<li id="GUID-A16B7B77-5C4B-5BBF-816B-571F8D97AA35-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-12-1"><p>accessing the thumbnail

and setting Exif metadata using <xref href="GUID-6E4966F9-69FD-323D-B61A-979024142478.dita"><apiname>CJPEGExifEncoder</apiname></xref> and <xref href="GUID-27F068D2-F5BE-3D0B-83F4-493A783CFB80.dita"><apiname>MExifMetadataWriter</apiname></xref> objects </p> </li>

<li id="GUID-1DF1F3A5-0A2F-5457-ABCC-0EE2E465FDAE-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-12-2"><p>resizing an image and

preserving image data using an object of the <xref href="GUID-37B0C02C-F518-3ADD-8828-90FD6B3E9DE4.dita"><apiname>CImageTransform</apiname></xref> class </p> </li>

<li id="GUID-D1182BFF-B7E7-5FDF-BD67-CD1BE9AAE0C6-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-4-12-3"><p>adding a thumbnail and

Exif metadata to a JPEG image using <xref href="GUID-37B0C02C-F518-3ADD-8828-90FD6B3E9DE4.dita"><apiname>CImageTransform</apiname></xref>, <xref href="GUID-6E4966F9-69FD-323D-B61A-979024142478.dita"><apiname>CJPEGExifEncoder</apiname></xref> and <xref href="GUID-27F068D2-F5BE-3D0B-83F4-493A783CFB80.dita"><apiname>MExifMetadataWriter</apiname></xref> objects. </p> </li>

</ul> <p><b>Rotating a bitmap</b> </p> <p>The example application rotates

a bitmap using an object of the <xref href="GUID-D0835677-6790-3038-8893-83E7186F47E7.dita"><apiname>CBitmapRotator</apiname></xref> class. </p> <p><b> Scaling

a bitmap with and without a mask</b> </p> <p>The example application scales

a bitmap using an object of the <xref href="GUID-2008D827-A84A-3170-A8BD-86002BA37979.dita"><apiname>CBitmapScaler</apiname></xref> class. </p> <p><b>Basic

panorama stitching</b> </p> <p>The example application stitches the individual

images into a panorama image, It uses an object of the <xref href="GUID-4DBD1F07-42C5-3CD7-B809-A391F315E0D4.dita"><apiname>CImagePanorama</apiname></xref> class

for doing this. </p> <p><b>Panorama stitching based on viewfinder tracking</b> </p> <p>The

example application stitches the images together to form panorama based on

viewfinder tracking. It uses an object of the <xref href="GUID-0D12EA24-3BF5-3BEA-B0EA-CEB89D49D352.dita"><apiname>CVFTracker</apiname></xref> class

for doing this. </p> <p><b>Basic image processing</b> </p> <p>The example

application demonstrates how to scale an image and re-encode at a specific

quality. It uses the <xref href="GUID-EAC2B181-7280-3616-8F33-5C32376A7CF2.dita"><apiname>CImgProcessorObserverStub</apiname></xref> and <xref href="GUID-244CB9D9-1501-35A2-836F-6F6A38DFC374.dita"><apiname>CImgProcessor</apiname></xref> classes

for doing this. </p> <p><b>Image processing with some basic effects</b> </p> <p>The

example demonstrates how to crop an image, apply effects and geometrical operations

to it and re-encode the image to a specific size and quality. It uses a class <xref href="GUID-67233C77-F232-3DEE-BFF1-201FEE29583D.dita"><apiname>TGeometricalOperation</apiname></xref> in

addition to the above mentioned classes. </p> <p><b>Generating Scalado SpeedView

objects (Spmo)</b> </p> <p>The example generates the Spmo objects and adds

them to an image file </p> <p><b>Removing effects from the images</b> </p> <p>The

example application removes the effects applied tpo an image. It uses the

class <xref href="GUID-A14BF41D-3F11-3CFB-9502-28E884DA632D.dita"><apiname>TEffectRotation</apiname></xref> in addition to the basic image processor

classes. </p> <p><b>Adding effects to the images and generating a preview</b> </p> <p>Effects

are added to the images and a preview of images is generated . It uses <xref href="GUID-343B0A46-FB35-3B00-A3EF-A4E2CD99997B.dita"><apiname>TEffect</apiname></xref> and <xref href="GUID-A7B72C01-BD38-3F0A-B79E-61994D700D2E.dita"><apiname>TPreview</apiname></xref> classes

in addition to the above mentioned basic image processing classes. </p> <p><b>Adding

effects to the images and generating an overlay</b> </p> <p>The example demonstrates

overlay of a PNG image on a JPEG image. The overlay can be re-sized and repositioned

through a preview before encoding it into the image. It uses <xref href="GUID-B2DFC582-0B16-3BED-831B-A448A04ACA44.dita"><apiname>TOverlay</apiname></xref> class

in addition to the above mentioned classes. </p> <p><b>Adding a SpeedView

object to the image</b> </p> <p>The example adds a SpeedView object to an

image which has been processed. It uses <xref href="GUID-79F4A36C-E544-3FD7-BBD0-9A4E59008E5B.dita"><apiname>TCapsImageProcessorExtension</apiname></xref> class

in additioned to the above mentioned classes </p> <p><b>Squeeze an image from

a file to a file</b> </p> <p>The example squeezes an image from a file to

file. It uses <xref href="GUID-37B0C02C-F518-3ADD-8828-90FD6B3E9DE4.dita"><apiname>CImageTransform</apiname></xref> and<xref href="GUID-11036D6A-55DB-353A-ABA6-C5A5788F4C9A.dita"><apiname>CSqueezeTransformExtension</apiname></xref> for

doing this. </p> <p><b>Squeeze an image from buffer to buffer</b> </p> <p>The

example squeezes an image from a buffer to a buffer. </p> <p><b>Auto squeeze

an image from file to file</b> </p> <p>The example auto squeezes an image

from file to file </p> <p><b>Rotate an image from file to file</b> </p> <p>The

example rotates an image from file to file. </p> <p><b>Blend a jpg data in

file to a file and squeeze it</b> </p> <p>The example generates an overlay

of an image on another image and also squeezes the resultant image from a

file to file. </p><p><b>Note:</b> The application uses an object of the <xref href="GUID-7A6A6EFD-F0DB-3747-9418-A423A613250A.dita"><apiname>TFrameInfo</apiname></xref> class

to store image header information, such as, image size, dimension of the frame,

colour depth and so on.</p> </section>

<section id="GUID-1DFEF992-19E6-4231-BC3C-E996E8C0626C-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-5"><title>Download</title> <p>Click

on the following link to download the example: <xref href="guid-6013a680-57f9-415b-8851-c4fa63356636/zips/guid-f23a310d-8237-4060-bc6b-b6a1e9813add.zip" scope="external"> ICLExample.zip file</xref></p><p>Click: <xref href="guid-6013a680-57f9-415b-8851-c4fa63356636/guid-f23a310d-8237-4060-bc6b-b6a1e9813add.html" scope="peer">browse </xref> to view the example code. </p> </section>

<section id="GUID-5859C6F4-EA8F-4CAB-982D-2827DFE958E0-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-6"><title>Class summary</title><p><xref href="GUID-8F2953B2-E64E-3D8B-B30B-B35B373368D4.dita"><apiname>CImageDecoder </apiname></xref>  <xref href="GUID-737DA130-9A66-39E2-9E68-2E65F37E02C8.dita"><apiname>CImageEncoder </apiname></xref><xref href="GUID-D0835677-6790-3038-8893-83E7186F47E7.dita"><apiname>CBitmapRotator </apiname></xref>  <xref href="GUID-2008D827-A84A-3170-A8BD-86002BA37979.dita"><apiname>CBitmapScaler </apiname></xref> <xref href="GUID-37B0C02C-F518-3ADD-8828-90FD6B3E9DE4.dita"><apiname>CImageTransform </apiname></xref>  <xref href="GUID-4CBAE460-BF54-3F8B-8E5D-BB7EA8633160.dita"><apiname>CGifScaler </apiname></xref> <xref href="GUID-7FA5A371-6171-3CA5-976A-20959D34DFC6.dita"><apiname>CJPEGImageFrameDecoder </apiname></xref>  <xref href="GUID-52969E30-A244-3A27-8182-FE105FEDABD7.dita"><apiname>CJPEGExifDecoder </apiname></xref> <xref href="GUID-6E4966F9-69FD-323D-B61A-979024142478.dita"><apiname>CJPEGExifEncoder </apiname></xref>  <xref href="GUID-4DBD1F07-42C5-3CD7-B809-A391F315E0D4.dita"><apiname>CImagePanorama </apiname></xref> <xref href="GUID-27BD164A-9283-3BE0-A0BF-A475539D86EA.dita"><apiname>CPanoramaTransform </apiname></xref>  <xref href="GUID-0D12EA24-3BF5-3BEA-B0EA-CEB89D49D352.dita"><apiname>CVFTracker </apiname></xref> <xref href="GUID-244CB9D9-1501-35A2-836F-6F6A38DFC374.dita"><apiname>CImgProcessor </apiname></xref>  <xref href="GUID-37B0C02C-F518-3ADD-8828-90FD6B3E9DE4.dita"><apiname>CImageTransform </apiname></xref> <xref href="GUID-11036D6A-55DB-353A-ABA6-C5A5788F4C9A.dita"><apiname>CSqueezeTransformExtension </apiname></xref>  <xref href="GUID-593AD11D-3CE7-39E7-B5FE-EDEDABE8D936.dita"><apiname>COrientationTransformExtension </apiname></xref> <xref href="GUID-83EA2789-C3FE-383A-B81F-E9E362FE4283.dita"><apiname>COverlayTransformExtension </apiname></xref> <xref href="GUID-0ABAE4E1-FD74-30D5-9760-E2AB4910A6CE.dita"><apiname>CCapsSpmo </apiname></xref> <xref href="GUID-0090C69C-004A-33A8-8EEA-A0B4238A356A.dita"><apiname>CapsSpmoUtility </apiname></xref> <xref href="GUID-B6ACC0F4-BB58-3944-9ED2-42B043670573.dita"><apiname>MExifMetadata </apiname></xref> <xref href="GUID-27F068D2-F5BE-3D0B-83F4-493A783CFB80.dita"><apiname> MExifMetadataWriter </apiname></xref>  <xref href="GUID-8AA987C9-456B-3E7C-95C2-C5578EE977B9.dita"><apiname>TExifReaderUtility </apiname></xref><xref href="GUID-62EA502C-FBE8-39A8-AEC6-3104C15F18C9.dita"><apiname>TExifWriterUtility </apiname></xref> <xref href="GUID-343B0A46-FB35-3B00-A3EF-A4E2CD99997B.dita"><apiname>TEffect </apiname></xref> <xref href="GUID-67233C77-F232-3DEE-BFF1-201FEE29583D.dita"><apiname>TGeometricalOperation </apiname></xref> <xref href="GUID-A14BF41D-3F11-3CFB-9502-28E884DA632D.dita"><apiname> TEffectRotation </apiname></xref> <xref href="GUID-A7B72C01-BD38-3F0A-B79E-61994D700D2E.dita"><apiname>TPreview </apiname></xref>  <xref href="GUID-B2DFC582-0B16-3BED-831B-A448A04ACA44.dita"><apiname>TOverlay </apiname></xref> <xref href="GUID-79F4A36C-E544-3FD7-BBD0-9A4E59008E5B.dita"><apiname>TCapsImageProcessorExtension </apiname></xref>  </p></section>

<section id="GUID-F1138207-7784-508F-9459-00D5AF1E2296-GENID-1-6-1-17-1-1-5-1-6-1-5-1-3-1-2-7"><title>Build</title> <p>The <xref href="GUID-3100800B-B2F7-50EF-BD4C-3C345ECCB2A5.dita">Symbian build process</xref> describes

how to build an application. </p> <p>The <codeph>IclExample</codeph> builds

an executable called <filepath>iclexample.exe</filepath> in the standard location

(<filepath>\epoc32\release\winscw\</filepath> &lt;<i>build_variant</i> &gt; for

CodeWarrior). After launching the executable, depending on the emulator you

are using, you may need to task away from the application launcher/shell screen

to view the console. </p> </section>

</conbody></concept>