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Side by Side Diff: tools/visualize_color_gamut.cpp

Issue 2389983002: Refactored SkColorSpace and added in a Lab PCS GM (Closed)
Patch Set: migrated call from SkColorSpace_Base::makeLinearGamma() to SkColorSpace_XYZ::makeLinearGamma() Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright 2016 Google Inc. 2 * Copyright 2016 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "Resources.h" 8 #include "Resources.h"
9 9
10 #include "SkBitmap.h" 10 #include "SkBitmap.h"
(...skipping 123 matching lines...) Expand 10 before | Expand all | Expand 10 after
134 SkBitmap gamut; 134 SkBitmap gamut;
135 if (!GetResourceAsBitmap("gamut.png", &gamut)) { 135 if (!GetResourceAsBitmap("gamut.png", &gamut)) {
136 SkDebugf("Program failure.\n"); 136 SkDebugf("Program failure.\n");
137 return -1; 137 return -1;
138 } 138 }
139 SkCanvas canvas(gamut); 139 SkCanvas canvas(gamut);
140 140
141 // Draw the sRGB gamut if requested. 141 // Draw the sRGB gamut if requested.
142 if (FLAGS_sRGB) { 142 if (FLAGS_sRGB) {
143 sk_sp<SkColorSpace> sRGBSpace = SkColorSpace::NewNamed(SkColorSpace::kSR GB_Named); 143 sk_sp<SkColorSpace> sRGBSpace = SkColorSpace::NewNamed(SkColorSpace::kSR GB_Named);
144 draw_gamut(&canvas, as_CSB(sRGBSpace)->toXYZD50(), "sRGB", 0xFFFF9394, f alse); 144 const SkMatrix44* mat = as_CSB(sRGBSpace)->toXYZD50();
145 SkASSERT(mat);
146 draw_gamut(&canvas, *mat, "sRGB", 0xFFFF9394, false);
145 } 147 }
146 148
147 // Draw the Adobe RGB gamut if requested. 149 // Draw the Adobe RGB gamut if requested.
148 if (FLAGS_adobeRGB) { 150 if (FLAGS_adobeRGB) {
149 sk_sp<SkColorSpace> adobeRGBSpace = SkColorSpace::NewNamed(SkColorSpace: :kAdobeRGB_Named); 151 sk_sp<SkColorSpace> adobeRGBSpace = SkColorSpace::NewNamed(SkColorSpace: :kAdobeRGB_Named);
150 draw_gamut(&canvas, as_CSB(adobeRGBSpace)->toXYZD50(), "Adobe RGB", 0xFF 31a9e1, false); 152 const SkMatrix44* mat = as_CSB(adobeRGBSpace)->toXYZD50();
153 SkASSERT(mat);
154 draw_gamut(&canvas, *mat, "Adobe RGB", 0xFF31a9e1, false);
151 } 155 }
152 156
153 // Draw gamut for the input image. 157 // Draw gamut for the input image.
154 sk_sp<SkColorSpace> colorSpace = sk_ref_sp(codec->getInfo().colorSpace()); 158 sk_sp<SkColorSpace> colorSpace = sk_ref_sp(codec->getInfo().colorSpace());
155 if (!colorSpace) { 159 if (!colorSpace) {
156 SkDebugf("Image had no embedded color space information. Defaulting to sRGB.\n"); 160 SkDebugf("Image had no embedded color space information. Defaulting to sRGB.\n");
157 colorSpace = SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named); 161 colorSpace = SkColorSpace::NewNamed(SkColorSpace::kSRGB_Named);
158 } 162 }
159 draw_gamut(&canvas, as_CSB(colorSpace)->toXYZD50(), input, 0xFF000000, true) ; 163 const SkMatrix44* mat = as_CSB(colorSpace)->toXYZD50();
164 SkASSERT(mat);
165 draw_gamut(&canvas, *mat, input, 0xFF000000, true);
160 166
161 // Finally, encode the result to the output file. 167 // Finally, encode the result to the output file.
162 sk_sp<SkData> out(SkImageEncoder::EncodeData(gamut, SkImageEncoder::kPNG_Typ e, 100)); 168 sk_sp<SkData> out(SkImageEncoder::EncodeData(gamut, SkImageEncoder::kPNG_Typ e, 100));
163 if (!out) { 169 if (!out) {
164 SkDebugf("Failed to encode gamut output.\n"); 170 SkDebugf("Failed to encode gamut output.\n");
165 return -1; 171 return -1;
166 } 172 }
167 SkFILEWStream stream(output); 173 SkFILEWStream stream(output);
168 bool result = stream.write(out->data(), out->size()); 174 bool result = stream.write(out->data(), out->size());
169 if (!result) { 175 if (!result) {
(...skipping 22 matching lines...) Expand all
192 SkFILEWStream bitmapStream(FLAGS_uncorrected[0]); 198 SkFILEWStream bitmapStream(FLAGS_uncorrected[0]);
193 result = bitmapStream.write(out->data(), out->size()); 199 result = bitmapStream.write(out->data(), out->size());
194 if (!result) { 200 if (!result) {
195 SkDebugf("Failed to write uncorrected image output.\n"); 201 SkDebugf("Failed to write uncorrected image output.\n");
196 return -1; 202 return -1;
197 } 203 }
198 } 204 }
199 205
200 return 0; 206 return 0;
201 } 207 }
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