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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.renderscript;
/**
* Intrinsic for converting an Android YUV buffer to RGB.
*
* The input allocation should be supplied in a supported YUV format
* as a YUV element Allocation. The output is RGBA; the alpha channel
* will be set to 255.
*
* @deprecated Renderscript has been deprecated in API level 31. Please refer to the <a
* href="https://developer.android.com/guide/topics/renderscript/migration-guide">migration
* guide</a> for the proposed alternatives.
*/
@Deprecated
public final class ScriptIntrinsicYuvToRGB extends ScriptIntrinsic {
private Allocation mInput;
ScriptIntrinsicYuvToRGB(long id, RenderScript rs) {
super(id, rs);
}
/**
* Create an intrinsic for converting YUV to RGB.
*
* Supported elements types are {@link Element#U8_4}
*
* @param rs The RenderScript context
* @param e Element type for output
*
* @return ScriptIntrinsicYuvToRGB
*/
public static ScriptIntrinsicYuvToRGB create(RenderScript rs, Element e) {
// 6 comes from RS_SCRIPT_INTRINSIC_YUV_TO_RGB in rsDefines.h
long id = rs.nScriptIntrinsicCreate(6, e.getID(rs));
ScriptIntrinsicYuvToRGB si = new ScriptIntrinsicYuvToRGB(id, rs);
return si;
}
/**
* Set the input yuv allocation, must be {@link Element#U8}.
*
* @param ain The input allocation.
*/
public void setInput(Allocation ain) {
mInput = ain;
setVar(0, ain);
}
/**
* Convert the image to RGB.
*
* @param aout Output allocation. Must match creation element
* type.
*/
public void forEach(Allocation aout) {
forEach(0, (Allocation) null, aout, null);
}
/**
* Get a KernelID for this intrinsic kernel.
*
* @return Script.KernelID The KernelID object.
*/
public Script.KernelID getKernelID() {
return createKernelID(0, 2, null, null);
}
/**
* Get a FieldID for the input field of this intrinsic.
*
* @return Script.FieldID The FieldID object.
*/
public Script.FieldID getFieldID_Input() {
return createFieldID(0, null);
}
}