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<h2 title="Class Utils" class="title">Class Utils</h2>
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<pre>public class <span class="typeNameLabel">Utils</span>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/android/Utils.html#bitmapToMat-android.graphics.Bitmap-org.opencv.core.Mat-">bitmapToMat</a></span>(android.graphics.Bitmap&nbsp;bmp,
<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat)</code>
<div class="block">Short form of the bitmapToMat(bmp, mat, unPremultiplyAlpha=false).</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/android/Utils.html#bitmapToMat-android.graphics.Bitmap-org.opencv.core.Mat-boolean-">bitmapToMat</a></span>(android.graphics.Bitmap&nbsp;bmp,
<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
boolean&nbsp;unPremultiplyAlpha)</code>
<div class="block">Converts Android Bitmap to OpenCV Mat.</div>
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int&nbsp;resourceId,
java.lang.String&nbsp;dirname)</code>&nbsp;</td>
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<td class="colFirst"><code>static <a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/android/Utils.html#loadResource-android.content.Context-int-int-">loadResource</a></span>(android.content.Context&nbsp;context,
int&nbsp;resourceId,
int&nbsp;flags)</code>&nbsp;</td>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/android/Utils.html#matToBitmap-org.opencv.core.Mat-android.graphics.Bitmap-">matToBitmap</a></span>(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
android.graphics.Bitmap&nbsp;bmp)</code>
<div class="block">Short form of the <b>matToBitmap(mat, bmp, premultiplyAlpha=false)</b></div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/android/Utils.html#matToBitmap-org.opencv.core.Mat-android.graphics.Bitmap-boolean-">matToBitmap</a></span>(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
android.graphics.Bitmap&nbsp;bmp,
boolean&nbsp;premultiplyAlpha)</code>
<div class="block">Converts OpenCV Mat to Android Bitmap.</div>
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<h4>Utils</h4>
<pre>public&nbsp;Utils()</pre>
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<h4>bitmapToMat</h4>
<pre>public static&nbsp;void&nbsp;bitmapToMat(android.graphics.Bitmap&nbsp;bmp,
<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat)</pre>
<div class="block">Short form of the bitmapToMat(bmp, mat, unPremultiplyAlpha=false).</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bmp</code> - is a valid input Bitmap object of the type 'ARGB_8888' or 'RGB_565'.</dd>
<dd><code>mat</code> - is a valid output Mat object, it will be reallocated if needed, so Mat may be empty.</dd>
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<h4>bitmapToMat</h4>
<pre>public static&nbsp;void&nbsp;bitmapToMat(android.graphics.Bitmap&nbsp;bmp,
<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
boolean&nbsp;unPremultiplyAlpha)</pre>
<div class="block">Converts Android Bitmap to OpenCV Mat.
<p>
This function converts an Android Bitmap image to the OpenCV Mat.
<br>'ARGB_8888' and 'RGB_565' input Bitmap formats are supported.
<br>The output Mat is always created of the same size as the input Bitmap and of the 'CV_8UC4' type,
it keeps the image in RGBA format.
<br>This function throws an exception if the conversion fails.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>bmp</code> - is a valid input Bitmap object of the type 'ARGB_8888' or 'RGB_565'.</dd>
<dd><code>mat</code> - is a valid output Mat object, it will be reallocated if needed, so it may be empty.</dd>
<dd><code>unPremultiplyAlpha</code> - is a flag, that determines, whether the bitmap needs to be converted from alpha premultiplied format (like Android keeps 'ARGB_8888' ones) to regular one; this flag is ignored for 'RGB_565' bitmaps.</dd>
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<h4>exportResource</h4>
<pre>public static&nbsp;java.lang.String&nbsp;exportResource(android.content.Context&nbsp;context,
int&nbsp;resourceId)</pre>
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<pre>public static&nbsp;java.lang.String&nbsp;exportResource(android.content.Context&nbsp;context,
int&nbsp;resourceId,
java.lang.String&nbsp;dirname)</pre>
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<h4>loadResource</h4>
<pre>public static&nbsp;<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;loadResource(android.content.Context&nbsp;context,
int&nbsp;resourceId)
throws java.io.IOException</pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd>
</dl>
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<pre>public static&nbsp;<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;loadResource(android.content.Context&nbsp;context,
int&nbsp;resourceId,
int&nbsp;flags)
throws java.io.IOException</pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd>
</dl>
</li>
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<h4>matToBitmap</h4>
<pre>public static&nbsp;void&nbsp;matToBitmap(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
android.graphics.Bitmap&nbsp;bmp)</pre>
<div class="block">Short form of the <b>matToBitmap(mat, bmp, premultiplyAlpha=false)</b></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mat</code> - is a valid input Mat object of the types 'CV_8UC1', 'CV_8UC3' or 'CV_8UC4'.</dd>
<dd><code>bmp</code> - is a valid Bitmap object of the same size as the Mat and of type 'ARGB_8888' or 'RGB_565'.</dd>
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<h4>matToBitmap</h4>
<pre>public static&nbsp;void&nbsp;matToBitmap(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;mat,
android.graphics.Bitmap&nbsp;bmp,
boolean&nbsp;premultiplyAlpha)</pre>
<div class="block">Converts OpenCV Mat to Android Bitmap.
<p>
<br>This function converts an image in the OpenCV Mat representation to the Android Bitmap.
<br>The input Mat object has to be of the types 'CV_8UC1' (gray-scale), 'CV_8UC3' (RGB) or 'CV_8UC4' (RGBA).
<br>The output Bitmap object has to be of the same size as the input Mat and of the types 'ARGB_8888' or 'RGB_565'.
<br>This function throws an exception if the conversion fails.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mat</code> - is a valid input Mat object of types 'CV_8UC1', 'CV_8UC3' or 'CV_8UC4'.</dd>
<dd><code>bmp</code> - is a valid Bitmap object of the same size as the Mat and of type 'ARGB_8888' or 'RGB_565'.</dd>
<dd><code>premultiplyAlpha</code> - is a flag, that determines, whether the Mat needs to be converted to alpha premultiplied format (like Android keeps 'ARGB_8888' bitmaps); the flag is ignored for 'RGB_565' bitmaps.</dd>
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