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| 名称： 可交换的图像文件 formatfor 数传静止的照相机(pdf154) |
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| 所属分类： 产品管理 |
| 下载要求： 1学币或VIP (学币和VIP购买说明) |
| 总计下载： 次 |
| 文件大小： 1219 KB |
| 更新时间： 2007-9-10 8:45:52 |
| 可交换的图像文件 formatfor 数传静止的照相机(pdf154)下载地址 |
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| ::可交换的图像文件 formatfor 数传静止的照相机(pdf154)电子书简介:: |
可交换的图像文件 formatfor 数传静止的照相机(pdf154)简介开始
Contents
1. Scope ..............................................................................................................................................................1
2. Definition of Terms...........................................................................................................................................1
3. General............................................................................................................................................................1
3.1. Format Structure ......................................................................................................................................1
3.2. Exif Image File Specification....................................................................................................................2
3.3. Exif Audio File Specification.....................................................................................................................2
3.4. Relation between Image and Audio File Specification..............................................................................3
3.5. Presupposed Systems and CompatiBIlity .................................................................................................3
4. Exif Image File Specification ............................................................................................................................4
4.1. Outline of the Exif Image File Specification ..............................................................................................4
4.2. Format Version.........................................................................................................................................4
4.3. Definition of Glossary...............................................................................................................................4
4.4. Specifications Relating to Image Data......................................................................................................5
4.4.1. Number of Pixels...............................................................................................................................5
4.4.2. Pixel Aspect ......................................................................................................................................5
4.4.3. Pixel Composition and Sampling.......................................................................................................5
4.4.4. Image Data Arrangement ..................................................................................................................7
4.5. Basic Structure of Image Data ..................................................................................................................8
4.5.1. Basic Structure of Primary Image Data .............................................................................................8
4.5.2. Basic Structure of Uncompressed RGB Data....................................................................................8
4.5.3. Basic Structure of YCbCr Uncompressed Data...............................................................................10
4.5.4. Basic Structure of JPEG Compressed Data....................................................................................11
4.5.5. Basic Structure of Thumbnail Data..................................................................................................12
4.6. Tags........................................................................................................................................................13
4.6.1. Features of Attribute Information .....................................................................................................13
4.6.2. IFD Structure...................................................................................................................................13
4.6.3. Exif-specific IFD..............................................................................................................................15
4.6.4. TIFF Rev. 6.0 Attribute Information..................................................................................................16
4.6.5. Exif IFD Attribute Information...........................................................................................................24
4.6.6. GPS Attribute Information................................................................................................................46
4.6.7. InteroperaBIlity IFD Attribute Information.........................................................................................53
4.6.8. Tag Support Levels ..........................................................................................................................54
4.7. JPEG Marker Segments Used in Exif.....................................................................................................58
4.7.1. JPEG Marker Segments ..................................................................................................................58
4.7.2. InteroperaBIlity Structure of APP1 in Compressed Data .................................................................64
JEITA CP-3451
(2)
4.7.3. InteroperaBIlity Structure of APP2 in Compressed Data................................................................. 65
4.8. Data Description.................................................................................................................................... 68
4.8.1. Stipulations on Compressed Image Size ........................................................................................ 68
4.8.2. Stipulations on Thumbnails ............................................................................................................. 71
4.8.3. File Name Stipulations .................................................................................................................... 71
4.8.4. Byte Order Stipulations ................................................................................................................... 71
5. Exif Audio File Specification .......................................................................................................................... 72
5.1. Outline of the Exif Audio File Specification ............................................................................................ 72
5.2. Format Version ...................................................................................................................................... 72
5.3. Definition of Terms................................................................................................................................. 72
5.4. Specifications Relating to Audio Data .................................................................................................... 74
5.4.1. Sampling Frequency ....................................................................................................................... 74
5.4.2. BIt Size ........................................................................................................................................... 74
5.4.3. Channels ........................................................................................................................................ 74
5.4.4. Compression Schemes................................................................................................................... 74
5.5. Basic Structure of Audio Data ................................................................................................................ 74
5.5.1. Basic Structure of WAVE Form Audio Files .................................................................................... 74
5.5.2. Basic Structure of PCM Audio Data................................................................................................ 80
5.5.3. Basic Structure of μ-Law Audio Data .............................................................................................. 83
5.5.4. Basic Structure of IMA-ADPCM Audio Data ................................................................................... 84
5.6. Chunks Used......................................................................................................................................... 88
5.6.1. WAVE Form Audio File Basic Chunks ............................................................................................ 88
5.6.2. LIST Chunk and INFO List .............................................................................................................. 89
5.6.3. Chunks for Attribute Information Specific to Exif Audio Files.......................................................... 93
5.7. Data Description.................................................................................................................................... 97
5.7.1. File Naming Stipulation ................................................................................................................... 97
5.7.2. Typical Exif Audio File ..................................................................................................................... 97
Normative References ....................................................................................................................................... 100
Annex A Image File Description Examples ..................................................................................................... 101
A.1 Uncompressed RGB File...................................................................................................................... 101
A.2 Uncompressed YCbCr File................................................................................................................... 104
A.3 JPEG Compressed (4:2:2) File ............................................................................................................ 108
A.4 JPEG Compressed (4:2:0) File .............................................................................................................112
Annex B Audio File Description Examples ...................................................................................................116
B.1 PCM Audio Data...................................................................................................................................116
B.2 μ-Law Audio Data.................................................................................................................................118
B.3 IMA-ADPCM Audio Data ...................................................................................................................... 120
(3)
Annex C APEX Units ...................................................................................................................................122
Annex D Recommended Implementation Examples....................................................................................123
Annex E Color Space Guidelines .................................................................................................................124
Annex F Notes on Conversion to Flashpix ......................................................................................................125
F.1 Converting Image Data .........................................................................................................................126
F.2 Converting Tag Data .............................................................................................................................128
F.3 Converting to Flashpix Extensions (APP2)...........................................................................................131
Explication of Exchangeable image file format for digital still cameras: Exif Version 2.2 ...................................133
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