1/*
2 * Copyright 2015 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#include "SkBitmapSourceDeserializer.h"
9
10#include "SkBitmap.h"
11#include "SkFilterQuality.h"
12#include "SkImage.h"
13#include "SkImageSource.h"
14#include "SkReadBuffer.h"
15
16SkFlattenable* SkBitmapSourceDeserializer::CreateProc(SkReadBuffer& buffer) {
17    SkFilterQuality filterQuality;
18    if (buffer.isVersionLT(SkReadBuffer::kBitmapSourceFilterQuality_Version)) {
19        filterQuality = kHigh_SkFilterQuality;
20    } else {
21        filterQuality = (SkFilterQuality)buffer.readInt();
22    }
23    SkRect src, dst;
24    buffer.readRect(&src);
25    buffer.readRect(&dst);
26    SkBitmap bitmap;
27    if (!buffer.readBitmap(&bitmap)) {
28        return nullptr;
29    }
30    bitmap.setImmutable();
31
32    SkAutoTUnref<SkImage> image(SkImage::NewFromBitmap(bitmap));
33    return SkImageSource::Create(image, src, dst, filterQuality);
34}
35