39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
/*
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* Copyright (C) 2013 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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#include "pixelutils.h"
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#include <stdint.h>
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typedef uint32_t uint32;
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void JNI_PIXELUTILS_METHOD(nativeCopyPixels)(
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JNIEnv* env, jclass clazz, jobject input, jobject output, jint width, jint height, jint offset,
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jint pixStride, jint rowStride) {
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uint32* pInPix = static_cast<uint32*>(env->GetDirectBufferAddress(input));
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uint32* pOutput = static_cast<uint32*>(env->GetDirectBufferAddress(output));
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uint32* pOutRow = pOutput + offset;
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for (int y = 0; y < height; ++y) {
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uint32* pOutPix = pOutRow;
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for (int x = 0; x < width; ++x) {
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*pOutPix = *(pInPix++);
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pOutPix += pixStride;
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}
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pOutRow += rowStride;
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}
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}
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