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Side by Side Diff: media/filters/jpeg_parser_unittest.cc

Issue 1291933002: File video capture device supports MJPEG format (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: address kcwu@ Created 5 years, 4 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "base/at_exit.h" 5 #include "base/at_exit.h"
6 #include "base/files/memory_mapped_file.h" 6 #include "base/files/memory_mapped_file.h"
7 #include "base/path_service.h" 7 #include "base/path_service.h"
8 #include "media/base/test_data_util.h" 8 #include "media/base/test_data_util.h"
9 #include "media/filters/jpeg_parser.h" 9 #include "media/filters/jpeg_parser.h"
10 #include "testing/gtest/include/gtest/gtest.h" 10 #include "testing/gtest/include/gtest/gtest.h"
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69 EXPECT_EQ(1, result.scan.components[0].component_selector); 69 EXPECT_EQ(1, result.scan.components[0].component_selector);
70 EXPECT_EQ(0, result.scan.components[0].dc_selector); 70 EXPECT_EQ(0, result.scan.components[0].dc_selector);
71 EXPECT_EQ(0, result.scan.components[0].ac_selector); 71 EXPECT_EQ(0, result.scan.components[0].ac_selector);
72 EXPECT_EQ(2, result.scan.components[1].component_selector); 72 EXPECT_EQ(2, result.scan.components[1].component_selector);
73 EXPECT_EQ(1, result.scan.components[1].dc_selector); 73 EXPECT_EQ(1, result.scan.components[1].dc_selector);
74 EXPECT_EQ(1, result.scan.components[1].ac_selector); 74 EXPECT_EQ(1, result.scan.components[1].ac_selector);
75 EXPECT_EQ(3, result.scan.components[2].component_selector); 75 EXPECT_EQ(3, result.scan.components[2].component_selector);
76 EXPECT_EQ(1, result.scan.components[2].dc_selector); 76 EXPECT_EQ(1, result.scan.components[2].dc_selector);
77 EXPECT_EQ(1, result.scan.components[2].ac_selector); 77 EXPECT_EQ(1, result.scan.components[2].ac_selector);
78 EXPECT_EQ(121150u, result.data_size); 78 EXPECT_EQ(121150u, result.data_size);
79 EXPECT_EQ(121358u, result.image_size);
79 } 80 }
80 81
81 TEST(JpegParserTest, CodedSizeNotEqualVisibleSize) { 82 TEST(JpegParserTest, CodedSizeNotEqualVisibleSize) {
82 base::FilePath data_dir; 83 base::FilePath data_dir;
83 ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &data_dir)); 84 ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &data_dir));
84 85
85 base::FilePath file_path = data_dir.AppendASCII("media") 86 base::FilePath file_path = data_dir.AppendASCII("media")
86 .AppendASCII("test") 87 .AppendASCII("test")
87 .AppendASCII("data") 88 .AppendASCII("data")
88 .AppendASCII("blank-1x1.jpg"); 89 .AppendASCII("blank-1x1.jpg");
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103 EXPECT_EQ(2, result.frame_header.components[0].vertical_sampling_factor); 104 EXPECT_EQ(2, result.frame_header.components[0].vertical_sampling_factor);
104 } 105 }
105 106
106 TEST(JpegParserTest, ParsingFail) { 107 TEST(JpegParserTest, ParsingFail) {
107 const uint8_t data[] = {0, 1, 2, 3}; // not jpeg 108 const uint8_t data[] = {0, 1, 2, 3}; // not jpeg
108 JpegParseResult result; 109 JpegParseResult result;
109 ASSERT_FALSE(ParseJpegPicture(data, sizeof(data), &result)); 110 ASSERT_FALSE(ParseJpegPicture(data, sizeof(data), &result));
110 } 111 }
111 112
112 } // namespace media 113 } // namespace media
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