1cb93a386Sopenharmony_ci// Copyright 2019 Google LLC. 2cb93a386Sopenharmony_ci// Use of this source code is governed by a BSD-style license that can be found in the LICENSE file. 3cb93a386Sopenharmony_ci#include "tools/fiddle/examples.h" 4cb93a386Sopenharmony_ci// HASH=6e0f558bf7fabc655041116288559134 5cb93a386Sopenharmony_ciREG_FIDDLE(Pixmap_info, 256, 256, true, 3) { 6cb93a386Sopenharmony_civoid draw(SkCanvas* canvas) { 7cb93a386Sopenharmony_ci std::vector<int32_t> pixels; 8cb93a386Sopenharmony_ci pixels.resize(image->height() * image->width() * 4); 9cb93a386Sopenharmony_ci SkPixmap pixmap(SkImageInfo::Make(image->width(), image->height(), kN32_SkColorType, 10cb93a386Sopenharmony_ci image->alphaType()), (const void*) &pixels.front(), image->width() * 4); 11cb93a386Sopenharmony_ci image->readPixels(nullptr, pixmap, 0, 0); 12cb93a386Sopenharmony_ci SkPixmap inset; 13cb93a386Sopenharmony_ci if (pixmap.extractSubset(&inset, {128, 128, 512, 512})) { 14cb93a386Sopenharmony_ci const SkImageInfo& info = inset.info(); 15cb93a386Sopenharmony_ci const char* alphas[] = {"Unknown", "Opaque", "Premul", "Unpremul"}; 16cb93a386Sopenharmony_ci const char* colors[] = {"Unknown", "Alpha_8", "RGB_565", "ARGB_4444", "RGBA_8888", 17cb93a386Sopenharmony_ci "RGB_888x", "BGRA_8888", "RGBA_1010102", "RGB_101010x", "Gray_8", "RGBA_F16Norm", 18cb93a386Sopenharmony_ci "RGBA_F16"}; 19cb93a386Sopenharmony_ci SkDebugf("width: %d height: %d color: %s alpha: %s\n", info.width(), info.height(), 20cb93a386Sopenharmony_ci colors[info.colorType()], alphas[info.alphaType()]); 21cb93a386Sopenharmony_ci } 22cb93a386Sopenharmony_ci} 23cb93a386Sopenharmony_ci} // END FIDDLE 24