949610653f
* Added a new JNI call to pass arrays of Allocations to the RS runtime. * Added a new version of ForEach that takes an array of Allocations. * Added some casts to disambiguate existing calls to forEach. Change-Id: I46d2834c37075b2a2407fd8b010546818a4540d1
90 lines
2.5 KiB
Java
90 lines
2.5 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.renderscript;
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/**
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* Intrinsic for converting an Android YUV buffer to RGB.
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*
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* The input allocation should be supplied in a supported YUV format
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* as a YUV element Allocation. The output is RGBA; the alpha channel
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* will be set to 255.
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*/
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public final class ScriptIntrinsicYuvToRGB extends ScriptIntrinsic {
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private Allocation mInput;
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ScriptIntrinsicYuvToRGB(long id, RenderScript rs) {
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super(id, rs);
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}
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/**
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* Create an intrinsic for converting YUV to RGB.
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*
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* Supported elements types are {@link Element#U8_4}
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*
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* @param rs The RenderScript context
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* @param e Element type for output
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*
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* @return ScriptIntrinsicYuvToRGB
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*/
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public static ScriptIntrinsicYuvToRGB create(RenderScript rs, Element e) {
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// 6 comes from RS_SCRIPT_INTRINSIC_YUV_TO_RGB in rsDefines.h
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long id = rs.nScriptIntrinsicCreate(6, e.getID(rs));
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ScriptIntrinsicYuvToRGB si = new ScriptIntrinsicYuvToRGB(id, rs);
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return si;
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}
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/**
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* Set the input yuv allocation, must be {@link Element#U8}.
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*
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* @param ain The input allocation.
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*/
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public void setInput(Allocation ain) {
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mInput = ain;
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setVar(0, ain);
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}
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/**
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* Convert the image to RGB.
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*
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* @param aout Output allocation. Must match creation element
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* type.
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*/
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public void forEach(Allocation aout) {
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forEach(0, (Allocation) null, aout, null);
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}
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/**
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* Get a KernelID for this intrinsic kernel.
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*
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* @return Script.KernelID The KernelID object.
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*/
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public Script.KernelID getKernelID() {
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return createKernelID(0, 2, null, null);
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}
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/**
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* Get a FieldID for the input field of this intrinsic.
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*
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* @return Script.FieldID The FieldID object.
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*/
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public Script.FieldID getFieldID_Input() {
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return createFieldID(0, null);
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}
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}
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