Android 9.0 compatibility list下载

1. Introduction 1.1 Document Structure 1.1.1. Requirements by Device Type 1.1.2. Requirement ID 1.1.3. Requirement ID in Section 2 2. Device Types 2.1 Device Configurations 2.2. Handheld Requirements 2.2.1. Hardware 2.2.2. Multimedia 2.2.3. Software 2.2.4. Performance and Power 2.2.5. Security Model 2.3. Television Requirements 2.3.1. Hardware 2.3.2. Multimedia 2.3.3. Software 2.3.4. Performance and Power 2.4. Watch Requirements 2.4.1. Hardware 2.4.2. Multimedia 2.4.3. Software 2.4.4. Performance and Power 2.5. Automotive Requirements 2.5.1. Hardware 2.5.2. Multimedia 2.5.3. Software 2.5.4. Performance and Power 2.5.5. Security Model 2.6. Tablet Requirements 2.4.1. Hardware 3. Software 3.1. Managed API Compatibility 3.1.1. Android Extensions 3.1.2. Android Library 3.2. Soft API Compatibility 3.2.1. Permissions 3.2.2. Build Parameters 3.2.3. Intent Compatibility 3.2.3.1. Core Application Intents 3.2.3.2. Intent Resolution 3.2.3.3. Intent Namespaces 3.2.3.4. Broadcast Intents 3.2.3.5. Default App Settings 3.2.4. Activities on secondary displays 3.3. Native API Compatibility 3.3.1. Application Binary Interfaces 3.3.2. 32-bit ARM Native Code Compatibility 3.4. Web Compatibility 3.4.1. WebView Compatibility 3.4.2. Browser Compatibility 3.5. API Behavioral Compatibility 3.5.1. Background Restriction 3.6. API Namespaces 3.7. Runtime Compatibility 3.8. User Interface Compatibility 3.8.1. Launcher (Home Screen) 3.8.2. Widgets 3.8.3. Notifications 3.8.3.1. Presentation of Notifications 3.8.3.2. Notification Listener Service 3.8.3.3. DND (Do not Disturb) 3.8.4. Search 3.8.5. Alerts and Toasts 3.8.6. Themes 3.8.7. Live Wallpapers 3.8.8. Activity Switching 3.8.9. Input Management 3.8.10. Lock Screen Media Control 3.8.11. Screen savers (previously Dreams) 3.8.12. Location 3.8.13. Unicode and Font 3.8.14. Multi-windows 3.8.15. Display Cutout 3.9. Device Administration 3.9.1 Device Provisioning 3.9.1.1 Device owner provisioning 3.9.1.2 Managed profile provisioning 3.9.2 Managed Profile Support 3.9.3 Managed User Support 3.10. Accessibility 3.11. Text-to-Speech 3.12. TV Input Framework 3.13. Quick Settings 3.14. Media UI 3.15. Instant Apps 3.16. Companion Device Pairing 3.17. Heavyweight Apps 4. Application Packaging Compatibility 5. Multimedia Compatibility 5.1. Media Codecs 5.1.1. Audio Encoding 5.1.2. Audio Decoding 5.1.3. Audio Codecs Details 5.1.4. Image Encoding 5.1.5. Image Decoding 5.1.6. Image Codecs Details 5.1.7. Video Codecs 5.1.8. Video Codecs List 5.2. Video Encoding 5.2.1. H.263 5.2.2. H-264 5.2.3. VP8 5.2.4. VP9 5.3. Video Decoding 5.3.1. MPEG-2 5.3.2. H.263 5.3.3. MPEG-4 5.3.4. H.264 5.3.5. H.265 (HEVC) 5.3.6. VP8 5.3.7. VP9 5.4. Audio Recording 5.4.1. Raw Audio Capture 5.4.2. Capture for Voice Recognition 5.4.3. Capture for Rerouting of Playback 5.5. Audio Playback 5.5.1. Raw Audio Playback 5.5.2. Audio Effects 5.5.3. Audio Output Volume 5.6. Audio Latency 5.7. Network Protocols 5.8. Secure Media 5.9. Musical Instrument Digital Interface (MIDI) 5.10. Professional Audio 5.11. Capture for Unprocessed 6. Developer Tools and Options Compatibility 6.1. Developer Tools 6.2. Developer Options 7. Hardware Compatibility 7.1. Display and Graphics 7.1.1. Screen Configuration 7.1.1.1. Screen Size and Shape 7.1.1.2. Screen Aspect Ratio 7.1.1.3. Screen Density 7.1.2. Display Metrics