1*c8dee2aaSAndroid Build Coastguard Worker // Copyright 2019 Google LLC.
2*c8dee2aaSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3*c8dee2aaSAndroid Build Coastguard Worker #include "tools/fiddle/examples.h"
4*c8dee2aaSAndroid Build Coastguard Worker REG_FIDDLE(Bitmap_readPixels_3, 256, 128, false, 3) {
draw(SkCanvas * canvas)5*c8dee2aaSAndroid Build Coastguard Worker void draw(SkCanvas* canvas) {
6*c8dee2aaSAndroid Build Coastguard Worker std::vector<int32_t> srcPixels;
7*c8dee2aaSAndroid Build Coastguard Worker srcPixels.resize(source.height() * source.width() * 8);
8*c8dee2aaSAndroid Build Coastguard Worker for (int i = 0; i < 2; ++i) {
9*c8dee2aaSAndroid Build Coastguard Worker SkPixmap pixmap(SkImageInfo::Make(source.width() * 2, source.height(),
10*c8dee2aaSAndroid Build Coastguard Worker i ? kRGBA_8888_SkColorType : kBGRA_8888_SkColorType, kPremul_SkAlphaType),
11*c8dee2aaSAndroid Build Coastguard Worker &srcPixels.front() + i * source.width(), source.rowBytes() * 2);
12*c8dee2aaSAndroid Build Coastguard Worker source.readPixels(pixmap);
13*c8dee2aaSAndroid Build Coastguard Worker }
14*c8dee2aaSAndroid Build Coastguard Worker canvas->scale(.25f, .25f);
15*c8dee2aaSAndroid Build Coastguard Worker SkBitmap bitmap;
16*c8dee2aaSAndroid Build Coastguard Worker bitmap.installPixels(SkImageInfo::MakeN32Premul(source.width() * 2, source.height()),
17*c8dee2aaSAndroid Build Coastguard Worker &srcPixels.front(), source.rowBytes() * 2);
18*c8dee2aaSAndroid Build Coastguard Worker canvas->drawImage(bitmap.asImage(), 0, 0);
19*c8dee2aaSAndroid Build Coastguard Worker }
20*c8dee2aaSAndroid Build Coastguard Worker } // END FIDDLE
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