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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 "Request.h" | 8 #include "Request.h" |
9 | 9 |
10 #include "SkPictureRecorder.h" | 10 #include "SkPictureRecorder.h" |
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52 | 52 |
53 SkData* Request::writeCanvasToPng(SkCanvas* canvas) { | 53 SkData* Request::writeCanvasToPng(SkCanvas* canvas) { |
54 // capture pixels | 54 // capture pixels |
55 SkAutoTDelete<SkBitmap> bmp(this->getBitmapFromCanvas(canvas)); | 55 SkAutoTDelete<SkBitmap> bmp(this->getBitmapFromCanvas(canvas)); |
56 SkASSERT(bmp); | 56 SkASSERT(bmp); |
57 | 57 |
58 // Convert to format suitable for PNG output | 58 // Convert to format suitable for PNG output |
59 sk_sp<SkData> encodedBitmap = sk_tools::encode_bitmap_for_png(*bmp); | 59 sk_sp<SkData> encodedBitmap = sk_tools::encode_bitmap_for_png(*bmp); |
60 SkASSERT(encodedBitmap.get()); | 60 SkASSERT(encodedBitmap.get()); |
61 | 61 |
62 // write to png | 62 // write to an opaque png (black background) |
63 SkDynamicMemoryWStream buffer; | 63 SkDynamicMemoryWStream buffer; |
64 SkDrawCommand::WritePNG((const png_bytep) encodedBitmap->writable_data(), | 64 SkDrawCommand::WritePNG((const png_bytep) encodedBitmap->bytes(), bmp->width
(), bmp->height(), |
65 bmp->width(), bmp->height(), | 65 buffer, true); |
66 buffer); | |
67 return buffer.copyToData(); | 66 return buffer.copyToData(); |
68 } | 67 } |
69 | 68 |
70 SkCanvas* Request::getCanvas() { | 69 SkCanvas* Request::getCanvas() { |
71 #if SK_SUPPORT_GPU | 70 #if SK_SUPPORT_GPU |
72 GrContextFactory* factory = fContextFactory; | 71 GrContextFactory* factory = fContextFactory; |
73 GLTestContext* gl = factory->getContextInfo(GrContextFactory::kNativeGL_Cont
extType, | 72 GLTestContext* gl = factory->getContextInfo(GrContextFactory::kNativeGL_Cont
extType, |
74 GrContextFactory::kNone_ContextO
ptions).glContext(); | 73 GrContextFactory::kNone_ContextO
ptions).glContext(); |
75 if (!gl) { | 74 if (!gl) { |
76 gl = factory->getContextInfo(GrContextFactory::kMESA_ContextType, | 75 gl = factory->getContextInfo(GrContextFactory::kMESA_ContextType, |
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299 SkASSERT(bitmap); | 298 SkASSERT(bitmap); |
300 | 299 |
301 // Convert to format suitable for inspection | 300 // Convert to format suitable for inspection |
302 sk_sp<SkData> encodedBitmap = sk_tools::encode_bitmap_for_png(*bitmap); | 301 sk_sp<SkData> encodedBitmap = sk_tools::encode_bitmap_for_png(*bitmap); |
303 SkASSERT(encodedBitmap.get()); | 302 SkASSERT(encodedBitmap.get()); |
304 | 303 |
305 const uint8_t* start = encodedBitmap->bytes() + ((y * bitmap->width() + x) *
4); | 304 const uint8_t* start = encodedBitmap->bytes() + ((y * bitmap->width() + x) *
4); |
306 SkColor result = SkColorSetARGB(start[3], start[0], start[1], start[2]); | 305 SkColor result = SkColorSetARGB(start[3], start[0], start[1], start[2]); |
307 return result; | 306 return result; |
308 } | 307 } |
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