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                              <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;trimRect)
                       throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Ajusts a compressed image to the boundaries defined by a QDRect specified
 by your application.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.20.htm#iqImag67">QuickTime::TrimImage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>desc</CODE> - an ImageDescription object that describes the compressed image.
                 On return from this method, the compressor updates this image
                 description to refer to the resized image.<DD><CODE>inData</CODE> - the encoded image data<DD><CODE>outData</CODE> - a encoded image object to receive the trimmed image. Your application
                 should create this object at least as large as the source image.<DD><CODE>trimRect</CODE> - defines the desired dimensions of the trimmed image</DL>
</DD>
</DL>
<HR>

<A NAME="decompress(quicktime.util.EncodedImage, quicktime.std.image.ImageDescription, quicktime.qd.QDGraphics, quicktime.qd.QDRect, int)"><!-- --></A><H3>
decompress</H3>
<PRE>
public static final void <B>decompress</B>(<A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A>&nbsp;data,
                                    <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A>&nbsp;desc,
                                    <A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;dst,
                                    <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;dstRect,
                                    int&nbsp;mode)
                             throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                    <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Decompresses a single frame image into a pixel map structure.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.20.htm#iqImag55">QuickTime::DecompressImage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - a EncodedImage object that contains the compressed image data<DD><CODE>desc</CODE> - an ImageDescription object that defines the compressed image<DD><CODE>dst</CODE> - a QDGraphics that contains the PixMap where the decompressed image is to be displayed. This may NOT be null.<DD><CODE>dstRect</CODE> - a QDRect into which the decompressed image is to be loaded<DD><CODE>mode</CODE> - the transfer mode for the operation</DL>
</DD>
</DL>
<HR>

<A NAME="decompress(quicktime.util.EncodedImage, quicktime.std.image.ImageDescription, quicktime.qd.QDGraphics, quicktime.qd.QDRect, quicktime.qd.QDRect, int, quicktime.qd.Region)"><!-- --></A><H3>
decompress</H3>
<PRE>
public static final void <B>decompress</B>(<A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A>&nbsp;data,
                                    <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A>&nbsp;desc,
                                    <A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;dst,
                                    <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;srcRect,
                                    <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;dstRect,
                                    int&nbsp;mode,
                                    <A HREF="../../../quicktime/qd/Region.html">Region</A>&nbsp;mask)
                             throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                    <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Decompresses a single frame image into a pixel map structure.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.20.htm#iqImag55">QuickTime::DecompressImage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - a EncodedImage object that contains the compressed image data<DD><CODE>desc</CODE> - an ImageDescription object that defines the compressed image<DD><CODE>dst</CODE> - a QDGraphics that contains the PixMap where the decompressed image is to be displayed. This may NOT be null.<DD><CODE>srcRect</CODE> - a QDRect defining the portion of the image to decompress<DD><CODE>dstRect</CODE> - a QDRect into which the decompressed image is to be loaded<DD><CODE>mode</CODE> - the transfer mode for the operation<DD><CODE>mask</CODE> - a clipping region in the destination coordinate system</DL>
</DD>
</DL>
<HR>

<A NAME="fDecompress(quicktime.util.EncodedImage, quicktime.std.image.ImageDescription, quicktime.qd.QDGraphics, quicktime.qd.QDRect, quicktime.std.image.Matrix, int, quicktime.qd.Region, quicktime.qd.PixMap, quicktime.qd.QDRect, int, quicktime.std.image.CodecComponent)"><!-- --></A><H3>
fDecompress</H3>
<PRE>
public static final void <B>fDecompress</B>(<A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A>&nbsp;data,
                                     <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A>&nbsp;desc,
                                     <A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;dst,
                                     <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;srcRect,
                                     <A HREF="../../../quicktime/std/image/Matrix.html">Matrix</A>&nbsp;matrix,
                                     int&nbsp;mode,
                                     <A HREF="../../../quicktime/qd/Region.html">Region</A>&nbsp;mask,
                                     <A HREF="../../../quicktime/qd/PixMap.html">PixMap</A>&nbsp;matte,
                                     <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;matteRect,
                                     int&nbsp;accuracy,
                                     <A HREF="../../../quicktime/std/image/CodecComponent.html">CodecComponent</A>&nbsp;codec)
                              throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                     <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Decompresses a single frame image into a pixel map structure. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.20.htm#iqImag60">QuickTime::FDecompressImage</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - a EncodedImage object that contains the compressed image data<DD><CODE>desc</CODE> - an ImageDescription object that defines the compressed image<DD><CODE>dst</CODE> - a QDGraphics that contains the PixMap where the decompressed image is to be displayed. This may NOT be null.<DD><CODE>srcRect</CODE> - a QDRect defining the portion of the image to decompress<DD><CODE>matrix</CODE> - a Matrix specifies how to transform the image during decompression<DD><CODE>mode</CODE> - the transfer mode for the operation<DD><CODE>mask</CODE> - a Region in the destination coordinate system<DD><CODE>matte</CODE> - a PixMap that contains a blend matte<DD><CODE>matteRect</CODE> - a QDRect defining a portion of the blend matte to apply<DD><CODE>accuracy</CODE> - the accuracy desired in the decompressed image<DD><CODE>codec</CODE> - a codec component</DL>
</DD>
</DL>
<HR>

<A NAME="getMaxCompressionSize(quicktime.qd.QDGraphics, quicktime.qd.QDRect, int, int, int, quicktime.std.image.CodecComponent)"><!-- --></A><H3>
getMaxCompressionSize</H3>
<PRE>
public static final int <B>getMaxCompressionSize</B>(<A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;src,
                                              <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;srcRect,
                                              int&nbsp;colorDepth,
                                              int&nbsp;quality,
                                              int&nbsp;cType,
                                              <A HREF="../../../quicktime/std/image/CodecComponent.html">CodecComponent</A>&nbsp;c)
                                       throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                              <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Determines the maximum size an image will be after compression.  The size returned is in the
 number of bytes that the encoded image will require.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.1f.htm#iqImag35"> see QuickTime::GetMaxCompressionSize</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>src</CODE> - is a QDGraphics that contains the PixMap to be compressed. This may NOT be null.<DD><CODE>srcRect</CODE> - points to the QDRect defining the portion of the
 source image that is to be compressed<DD><CODE>colorDepth</CODE> - the depth at which the image is to be compressed<DD><CODE>quality</CODE> - the desired compressed image quality<DD><CODE>cType</CODE> - a compressor type<DD><CODE>c</CODE> - a compressor component<DT><B>Returns:</B><DD>size of the compressed pixmap</DL>
</DD>
</DL>
<HR>

<A NAME="getCompressedSize(quicktime.std.image.ImageDescription, quicktime.util.EncodedImage)"><!-- --></A><H3>
getCompressedSize</H3>
<PRE>
public static final int <B>getCompressedSize</B>(<A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A>&nbsp;desc,
                                          <A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A>&nbsp;data)
                                   throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A></PRE>
<DL>
<DD>Determines the size in bytes of a compressed image. 
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.1f.htm#iqImag43">QuickTime::GetCompressedImageSize</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>desc</CODE> - an ImageDescription object that defines the compressed image<DD><CODE>data</CODE> - a EncodedImage object that contains the compressed image data<DT><B>Returns:</B><DD>the size of the compressed image in bytes</DL>
</DD>
</DL>
<HR>

<A NAME="getCompressionTime(quicktime.qd.QDGraphics, quicktime.qd.QDRect, int, int, quicktime.std.image.CodecComponent, int, int)"><!-- --></A><H3>
getCompressionTime</H3>
<PRE>
public static final int <B>getCompressionTime</B>(<A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;src,
                                           <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;srcRect,
                                           int&nbsp;colorDepth,
                                           int&nbsp;cType,
                                           <A HREF="../../../quicktime/std/image/CodecComponent.html">CodecComponent</A>&nbsp;c,
                                           int&nbsp;spatialQuality,
                                           int&nbsp;temporalQuality)
                                    throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                           <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Determines the estimated amount of time required to compress a given image.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.1f.htm#iqImag38"> see QuickTime::GetCompressionTime</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>src</CODE> - a QDGraphics that contains a PixMap object that will be compressed. This may be null.<DD><CODE>srcRect</CODE> - a QDRect defining the portion of the source image that is
                       to be compressed<DD><CODE>colorDepth</CODE> - the depth at which the image is to be compressed<DD><CODE>cType</CODE> - a compressor type<DD><CODE>c</CODE> - the compressor component<DD><CODE>spatialQuality</CODE> - the desired compressed image spatial quality<DD><CODE>temporalQuality</CODE> - the desired compressed image temporal quality<DT><B>Returns:</B><DD>the compression time in milliseconds</DL>
</DD>
</DL>
<HR>

<A NAME="getSimilarity(quicktime.qd.QDGraphics, quicktime.qd.QDRect, quicktime.std.image.ImageDescription, quicktime.util.EncodedImage)"><!-- --></A><H3>
getSimilarity</H3>
<PRE>
public static final float <B>getSimilarity</B>(<A HREF="../../../quicktime/qd/QDGraphics.html">QDGraphics</A>&nbsp;src,
                                        <A HREF="../../../quicktime/qd/QDRect.html">QDRect</A>&nbsp;srcRect,
                                        <A HREF="../../../quicktime/std/image/ImageDescription.html">ImageDescription</A>&nbsp;desc,
                                        <A HREF="../../../quicktime/util/EncodedImage.html">EncodedImage</A>&nbsp;data)
                                 throws <A HREF="../../../quicktime/std/StdQTException.html">StdQTException</A>,
                                        <A HREF="../../../quicktime/qd/QDException.html">QDException</A></PRE>
<DL>
<DD>Compares a compressed image to a picture stored in a pixel map and
 returns a value indicating the relative similarity of the two images.
	 <BR><BR><b> <a href="http://developer.apple.com/techpubs/quicktime/qtdevdocs/INMAC/QT/iqImageCompMgr.1f.htm#iqImag41">QuickTime::GetSimilarity</a> </b><BR><BR>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>src</CODE> - a QDGraphics that contains a PixMap object containing a noncompressed image.<DD><CODE>srcRect</CODE> - a QDRect defining the portion of the source image to compare
                to the compressed image<DD><CODE>desc</CODE> - an ImageDescription object that defines the compressed image<DD><CODE>data</CODE> - an EncodedImage object that contains the compressed image data<DT><B>Returns:</B><DD>the relative similarity value</DL>
</DD>
</DL>
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