msarett | 829caa2 | 2016-02-11 14:17:17 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2013 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 "SkCodec.h" |
| 9 | #include "Resources.h" |
| 10 | #include "SkStream.h" |
| 11 | #include "SkTemplates.h" |
| 12 | #include "Test.h" |
| 13 | |
| 14 | static SkStreamAsset* resource(const char path[]) { |
| 15 | SkString fullPath = GetResourcePath(path); |
| 16 | return SkStream::NewFromFile(fullPath.c_str()); |
| 17 | } |
| 18 | |
| 19 | static void codec_yuv(skiatest::Reporter* reporter, |
| 20 | const char path[], |
| 21 | SkISize expectedSizes[3]) { |
| 22 | SkAutoTDelete<SkStream> stream(resource(path)); |
| 23 | if (!stream) { |
| 24 | SkDebugf("Missing resource '%s'\n", path); |
| 25 | return; |
| 26 | } |
| 27 | SkAutoTDelete<SkCodec> codec(SkCodec::NewFromStream(stream.detach())); |
| 28 | REPORTER_ASSERT(reporter, codec); |
| 29 | if (!codec) { |
| 30 | return; |
| 31 | } |
| 32 | |
| 33 | // Test queryYUV8() |
| 34 | SkCodec::YUVSizeInfo info; |
| 35 | bool success = codec->queryYUV8(nullptr, nullptr); |
| 36 | REPORTER_ASSERT(reporter, !success); |
| 37 | success = codec->queryYUV8(&info, nullptr); |
| 38 | REPORTER_ASSERT(reporter, (expectedSizes == nullptr) == !success); |
| 39 | if (!success) { |
| 40 | return; |
| 41 | } |
| 42 | REPORTER_ASSERT(reporter, |
| 43 | 0 == memcmp((const void*) &info, (const void*) expectedSizes, 3 * sizeof(SkISize))); |
| 44 | REPORTER_ASSERT(reporter, info.fYWidthBytes == (uint32_t) SkAlign8(info.fYSize.width())); |
| 45 | REPORTER_ASSERT(reporter, info.fUWidthBytes == (uint32_t) SkAlign8(info.fUSize.width())); |
| 46 | REPORTER_ASSERT(reporter, info.fVWidthBytes == (uint32_t) SkAlign8(info.fVSize.width())); |
| 47 | SkYUVColorSpace colorSpace; |
| 48 | success = codec->queryYUV8(&info, &colorSpace); |
| 49 | REPORTER_ASSERT(reporter, |
| 50 | 0 == memcmp((const void*) &info, (const void*) expectedSizes, 3 * sizeof(SkISize))); |
| 51 | REPORTER_ASSERT(reporter, info.fYWidthBytes == (uint32_t) SkAlign8(info.fYSize.width())); |
| 52 | REPORTER_ASSERT(reporter, info.fUWidthBytes == (uint32_t) SkAlign8(info.fUSize.width())); |
| 53 | REPORTER_ASSERT(reporter, info.fVWidthBytes == (uint32_t) SkAlign8(info.fVSize.width())); |
| 54 | REPORTER_ASSERT(reporter, kJPEG_SkYUVColorSpace == colorSpace); |
| 55 | |
| 56 | // Allocate the memory for the YUV decode |
| 57 | size_t totalBytes = info.fYWidthBytes * info.fYSize.height() + |
| 58 | info.fUWidthBytes * info.fUSize.height() + |
| 59 | info.fVWidthBytes * info.fVSize.height(); |
| 60 | SkAutoMalloc storage(totalBytes); |
| 61 | void* planes[3]; |
| 62 | planes[0] = storage.get(); |
| 63 | planes[1] = SkTAddOffset<void>(planes[0], info.fYWidthBytes * info.fYSize.height()); |
| 64 | planes[2] = SkTAddOffset<void>(planes[1], info.fUWidthBytes * info.fUSize.height()); |
| 65 | |
| 66 | // Test getYUV8Planes() |
| 67 | REPORTER_ASSERT(reporter, SkCodec::kInvalidInput == |
| 68 | codec->getYUV8Planes(info, nullptr)); |
| 69 | REPORTER_ASSERT(reporter, SkCodec::kSuccess == |
| 70 | codec->getYUV8Planes(info, planes)); |
| 71 | } |
| 72 | |
| 73 | DEF_TEST(Jpeg_YUV_Codec, r) { |
| 74 | SkISize sizes[3]; |
| 75 | |
| 76 | sizes[0].set(128, 128); |
| 77 | sizes[1].set(64, 64); |
| 78 | sizes[2].set(64, 64); |
| 79 | codec_yuv(r, "color_wheel.jpg", sizes); |
| 80 | |
| 81 | // H2V2 |
| 82 | sizes[0].set(512, 512); |
| 83 | sizes[1].set(256, 256); |
| 84 | sizes[2].set(256, 256); |
| 85 | codec_yuv(r, "mandrill_512_q075.jpg", sizes); |
| 86 | |
| 87 | // H1V1 |
| 88 | sizes[1].set(512, 512); |
| 89 | sizes[2].set(512, 512); |
| 90 | codec_yuv(r, "mandrill_h1v1.jpg", sizes); |
| 91 | |
| 92 | // H2V1 |
| 93 | sizes[1].set(256, 512); |
| 94 | sizes[2].set(256, 512); |
| 95 | codec_yuv(r, "mandrill_h2v1.jpg", sizes); |
| 96 | |
| 97 | // Non-power of two dimensions |
| 98 | sizes[0].set(439, 154); |
| 99 | sizes[1].set(220, 77); |
| 100 | sizes[2].set(220, 77); |
| 101 | codec_yuv(r, "cropped_mandrill.jpg", sizes); |
| 102 | |
| 103 | sizes[0].set(8, 8); |
| 104 | sizes[1].set(4, 4); |
| 105 | sizes[2].set(4, 4); |
| 106 | codec_yuv(r, "randPixels.jpg", sizes); |
| 107 | |
| 108 | // Progressive images |
| 109 | sizes[0].set(512, 512); |
| 110 | sizes[1].set(512, 512); |
| 111 | sizes[2].set(512, 512); |
| 112 | codec_yuv(r, "brickwork-texture.jpg", sizes); |
| 113 | codec_yuv(r, "brickwork_normal-map.jpg", sizes); |
| 114 | |
| 115 | // A CMYK encoded image should fail. |
| 116 | codec_yuv(r, "CMYK.jpg", nullptr); |
| 117 | // A grayscale encoded image should fail. |
| 118 | codec_yuv(r, "grayscale.jpg", nullptr); |
| 119 | // A PNG should fail. |
| 120 | codec_yuv(r, "arrow.png", nullptr); |
| 121 | } |