зеркало из https://github.com/mozilla/gecko-dev.git
54 строки
1.2 KiB
C++
54 строки
1.2 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:set ts=4 sw=4 sts=4 ci et: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "SimpleImageBuffer.h"
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#include "mozilla/NullPtr.h"
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namespace mozilla {
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void
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SimpleImageBuffer::SetImage(const unsigned char* frame, unsigned int size, int width, int height)
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{
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mWidth = width;
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mHeight = height;
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if (!mBuffer || (size > mBufferSize)) {
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if (mBuffer) {
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delete[] mBuffer;
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mBuffer = nullptr;
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}
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mBufferSize = size;
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if (size > 0) {
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mBuffer = new unsigned char[size];
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}
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}
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if (mBuffer) {
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if (frame && (size > 0)) {
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memcpy((void *)mBuffer, (const void*)frame, size);
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}
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mSize = size;
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}
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}
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void
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SimpleImageBuffer::Copy(const SimpleImageBuffer* aImage)
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{
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if (aImage) {
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SetImage(aImage->mBuffer, aImage->mSize, aImage->mWidth, aImage->mHeight);
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}
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}
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const unsigned char*
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SimpleImageBuffer::GetImage(unsigned int* size) const
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{
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if (size) {
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*size = mSize;
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}
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return mBuffer;
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}
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} // namespace mozilla
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