1fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot/* 2fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * Copyright 2015 Google Inc. 3fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * 4fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * Use of this source code is governed by a BSD-style license that can be 5fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * found in the LICENSE file. 6fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot */ 7fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 8fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "SkBitmap.h" 9fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "SkCommandLineFlags.h" 10fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "SkData.h" 11fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "SkImage.h" 12fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "SkStream.h" 13fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 14fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_bool(header, false, "Print an extra row of the min-max values"); 15fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_string2(label, l, "label", "Label printed as the first value"); 16fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 17fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_string2(image, i, "", "Input image"); 18fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_int32_2(row, r, -1, "Row to extract"); 19fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_int32_2(column, c, -1, "Column to extract"); 20fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 21fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_int32_2(min, n, 0, "Minimum row/column to extract - inclusive"); 22fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_int32_2(max, m, 100, "Maximum row/column to extract - inclusive"); 23fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 24fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_int32(rgb, 0, "Color channel to print (0->b, 1->g, 2->r, 3->a)"); 25fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 26fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_bool2(quiet, q, false, "Quiet"); 27fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team RobotDEFINE_bool2(reverse, v, false, "Iterate from max to min"); 28fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 29fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 30fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot// This tool just loads a single image and prints out a comma-separated row or column 31fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot// Return codes: 32fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotstatic const int kSuccess = 0; 33fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotstatic const int kError = 1; 34fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 35fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotint main(int argc, char** argv) { 36fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkCommandLineFlags::SetUsage("Print out a row or column of an image."); 37fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkCommandLineFlags::Parse(argc, argv); 38fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 39fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_rgb > 3 || FLAGS_rgb < 0) { 40fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 41fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("Channel (--rgb) must be between 0 and 3 (inclusive) - value is %d.\n", 42fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot FLAGS_rgb); 43fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 44fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 45fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 46fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 47fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_row >= 0 && FLAGS_column >= 0) { 48fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 49fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("Only one of '-c' or '-r' can be specified at at time.\n"); 50fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 51fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 52fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 53fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 54fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_row < 0 && FLAGS_column < 0) { 55fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 56fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("At least one of '-c' or '-r' need to be specified.\n"); 57fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 58fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 59fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 60fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 61fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot sk_sp<SkData> data(SkData::MakeFromFileName(FLAGS_image[0])); 62fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (nullptr == data) { 63fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 64fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("Couldn't open file: %s\n", FLAGS_image[0]); 65fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 66fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 67fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 68fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 69fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot sk_sp<SkImage> image(SkImage::MakeFromEncoded(data)); 70fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!image) { 71fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 72fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("Couldn't create image for: %s.\n", FLAGS_image[0]); 73fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 74fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 75fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 76fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 77fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkBitmap bitmap; 78fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!image->asLegacyBitmap(&bitmap, SkImage::kRW_LegacyBitmapMode)) { 79fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (!FLAGS_quiet) { 80fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("Couldn't create bitmap for: %s.\n", FLAGS_image[0]); 81fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 82fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kError; 83fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 84fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 85fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot int top, bottom, left, right; 86fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 87fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (-1 != FLAGS_row) { 88fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkASSERT(-1 == FLAGS_column); 89fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 90fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot top = bottom = SkTPin(FLAGS_row, 0, bitmap.height()-1); 91fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot FLAGS_min = left = SkTPin(FLAGS_min, 0, bitmap.width()-1); 92fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot FLAGS_max = right = SkTPin(FLAGS_max, left, bitmap.width()-1); 93fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } else { 94fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkASSERT(-1 != FLAGS_column); 95fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot left = right = SkTPin(FLAGS_column, 0, bitmap.width()-1); 96fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot FLAGS_min = top = SkTPin(FLAGS_min, 0, bitmap.height()-1); 97fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot FLAGS_max = bottom = SkTPin(FLAGS_max, top, bitmap.height()-1); 98fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 99fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 100fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_header) { 101fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("header"); 102fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_reverse) { 103fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int i = FLAGS_max; i >= FLAGS_min; --i) { 104fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf(", %d", i); 105fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 106fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } else { 107fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int i = FLAGS_min; i <= FLAGS_max; ++i) { 108fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf(", %d", i); 109fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 110fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 111fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("\n"); 112fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 113fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 114fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("%s", FLAGS_label[0]); 115fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot if (FLAGS_reverse) { 116fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int y = bottom; y >= top; --y) { 117fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int x = right; x >= left; --x) { 118fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkColor c = bitmap.getColor(x, y); 119fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 120fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf(", %d", ((c) >> (FLAGS_rgb*8)) & 0xFF); 121fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 122fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 123fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } else { 124fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int y = top; y <= bottom; ++y) { 125fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot for (int x = left; x <= right; ++x) { 126fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkColor c = bitmap.getColor(x, y); 127fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 128fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf(", %d", ((c) >> (FLAGS_rgb*8)) & 0xFF); 129fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 130fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 131fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 132fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 133fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkDebugf("\n"); 134fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 135fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return kSuccess; 136fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot} 137