1 /*
2 * Copyright 2017 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "SkAndroidCodec.h"
9 #include "SkBitmap.h"
10 #include "SkCodec.h"
11 #include "SkColorSpace.h"
12 #include "SkEncodedImageFormat.h"
13 #include "SkImageEncoder.h"
14 #include "SkImageInfo.h"
15 #include "SkStream.h"
16
17 #include "Test.h"
18
DEF_TEST(Codec_recommendedF16,r)19 DEF_TEST(Codec_recommendedF16, r) {
20 // Encode an F16 bitmap. SkEncodeImage will encode this to a true-color PNG
21 // with a bit depth of 16. SkAndroidCodec should always recommend F16 for
22 // such a PNG.
23 SkBitmap bm;
24 bm.allocPixels(SkImageInfo::Make(10, 10, kRGBA_F16_SkColorType,
25 kPremul_SkAlphaType, SkColorSpace::MakeSRGBLinear()));
26 // What is drawn is not important.
27 bm.eraseColor(SK_ColorBLUE);
28
29 SkDynamicMemoryWStream wstream;
30 REPORTER_ASSERT(r, SkEncodeImage(&wstream, bm, SkEncodedImageFormat::kPNG, 100));
31 auto data = wstream.detachAsData();
32 auto androidCodec = SkAndroidCodec::MakeFromData(std::move(data));
33 if (!androidCodec) {
34 ERRORF(r, "Failed to create SkAndroidCodec");
35 return;
36 }
37
38 REPORTER_ASSERT(r, androidCodec->computeOutputColorType(kN32_SkColorType)
39 == kRGBA_F16_SkColorType);
40 }
41