Symbian3/SDK/Source/GUID-6021BE18-3416-55DF-A628-0071024D7586.dita
author Dominic Pinkman <dominic.pinkman@nokia.com>
Tue, 20 Jul 2010 12:00:49 +0100
changeset 13 48780e181b38
parent 0 89d6a7a84779
permissions -rw-r--r--
Week 28 contribution of SDK documentation content. See release notes for details. Fixes bugs Bug 1897 and Bug 1522.

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<!DOCTYPE concept
  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
<concept xml:lang="en" id="GUID-6021BE18-3416-55DF-A628-0071024D7586"><title>Video Renderer Resource File</title><shortdesc>The Video Renderer resource file (<filepath>videorenderer.rss</filepath>) provides a list of supported pixel formats and timed mode values for the Video Renderer. <filepath>Videorenderer.rss</filepath> is located in <codeph>mmf/videorenderer/src</codeph>. </shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody><section><title>Supported formats</title> <p>The Video Renderer needs to know which pixel formats are supported by the <xref href="GUID-0DC3E5AA-1706-5255-ACD6-E7AB732E1095.dita">Graphics composition engine</xref>. As there is no mechanism for the Video Renderer to query the composition engine, the formats are stored in the resource file. </p> <p>The <codeph>gce_supported_format</codeph> section contains the list of supported formats. To specify support for more colour space formats, simply add them to the <codeph>gce_supported_formats</codeph> section: </p> <codeblock id="GUID-10DD27B8-3D23-5F19-A1FA-F5709EFEE566" xml:space="preserve">/** Pixel format supported by video renderer/composition engine */
RESOURCE SUPPORTED_FORMATS gce_supported_format
    {
    formats =
        {
        SUPPORTED_FORMAT
            {
            format = EVideoRendererPixelFormatXRGB_4444;
            },
            SUPPORTED_FORMAT
            {
            format = EVideoRendererPixelFormatRGB_565;
            },
            SUPPORTED_FORMAT
            {
            format = EVideoRendererPixelFormatXRGB_8888;
            }
        };
    }</codeblock> </section> <section><title>Timer values</title> <p>The <codeph>timer</codeph> section is used when the Video Renderer is running in timed mode. The timer values allow limits to be set on the Video Renderer, such as the maximum delay before skipping a buffer. </p> <codeblock id="GUID-520C920D-A792-5839-A25D-E0CEEECEBBD3" xml:space="preserve">/** Timer values for timed mode*/
RESOURCE TIMER_INFO timer
    {
    default_delay = 15000; // default delay for composition engine to display a buffer
    max_delay = 0; // max delay allowed before video renderer skips a buffer
    }</codeblock> </section> </conbody><related-links><link href="GUID-98FBEA7E-78BA-5A64-90D6-4641418003B4.dita"><linktext>Video Renderer Component</linktext> </link> </related-links></concept>