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resolution, device implementations:
[C-2-1] MUST support the HD 720p video decoding profiles in the following table.
[C-2-2] MUST support the HD 1080p video decoding profiles in the following table.
SD (Low quality) SD (High quality) HD 720p HD 1080p
Video resolution 320 x 240 px 720 x 480 px 1280 x 720 px 1920 x 1080 px
Video frame rate 30 fps 30 fps 60 fps
30 fps (60 fps
Television
)
Video bitrate 800 Kbps 2 Mbps 8 Mbps 20 Mbps
5.3.5. H.265 (HEVC)
If device implementations support H.265 codec, they:
[C-1-1] MUST support the Main Profile Level 3 Main tier and the SD video decoding
profiles as indicated in the following table.
SHOULD support the HD decoding profiles as indicated in the following table.
[C-1-2] MUST support the HD decoding profiles as indicated in the following table if there
is a hardware decoder.
If the height that is reported by the Display.getSupportedModes() method is equal to or greater than the
video resolution, then:
[C-2-1] Device implementations MUST support at least one of H.265 or VP9 decoding of
720, 1080 and UHD profiles.
SD (Low
quality)
SD (High
quality)
HD 720p HD 1080p UHD
Video
resolution
352 x 288
px
720 x 480
px
1280 x
720 px
1920 x 1080 px
3840 x
2160 px
Video frame
rate
30 fps 30 fps 30 fps
30/60 fps (60 fps
Television with H.265
hardware decoding
)
60 fps
Video
bitrate
600 Kbps 1.6 Mbps 4 Mbps 5 Mbps 20 Mbps
5.3.6. VP8
If device implementations support VP8 codec, they:
[C-1-1] MUST support the SD decoding profiles in the following table.
SHOULD use a hardware VP8 codec that meets the requirements .
SHOULD support the HD decoding profiles in the following table.
If the height as reported by the Display.getSupportedModes() method is equal or greater than the video
resolution, then:
[C-2-1] Device implementations MUST support 720p profiles in the following table.
[C-2-2] Device implementations MUST support 1080p profiles in the following table.
Page 60 of 132
Содержание
- Compatibility definition p.1
- Android 9 p.1
- Watch requirements p.2
- Api namespaces p.2
- User interface compatibility p.2
- Api behavioral compatibility p.2
- Television requirements p.2
- Android library p.2
- Tablet requirements p.2
- Android extensions p.2
- Software p.2
- Soft api compatibility p.2
- Runtime compatibility p.2
- Native api compatibility p.2
- Managed api compatibility p.2
- Introduction p.2
- Handheld requirements p.2
- Document structure p.2
- Device types p.2
- Device configurations p.2
- Background restriction p.2
- Web compatibility p.2
- Automotive requirements p.2
- Instant apps p.3
- Heavyweight apps p.3
- Hardware compatibility p.3
- Video encoding p.3
- Display and graphics p.3
- Video decoding p.3
- Device administration p.3
- Tv input framework p.3
- Developer tools and options compatibility p.3
- Text to speech p.3
- Developer tools p.3
- Secure media p.3
- Developer options p.3
- Quick settings p.3
- Companion device pairing p.3
- Professional audio p.3
- Capture for unprocessed p.3
- Network protocols p.3
- Audio recording p.3
- Musical instrument digital interface midi p.3
- Audio playback p.3
- Multimedia compatibility p.3
- Audio latency p.3
- Media ui p.3
- Application packaging compatibility p.3
- Media codecs p.3
- Accessibility p.3
- Managed user support p.3
- Input devices p.4
- Data connectivity p.4
- Cameras p.4
- Sensors p.4
- Pose sensor p.4
- Memory and storage p.4
- Updatable software p.5
- Software compatibility testing p.5
- Security model compatibility p.5
- Performance and power p.5
- Document changelog p.5
- Contact us p.5
- Requirements by device type p.6
- Requirement id p.6
- Introduction p.6
- Document structure p.6
- Handheld requirements p.7
- Device types p.7
- Device configurations p.7
- Requirement id in section 2 p.7
- Hardware p.7
- Multimedia p.10
- Software p.11
- Performance and power p.12
- Television requirements p.13
- Security model p.13
- Hardware p.14
- Multimedia p.15
- Software p.16
- Performance and power p.17
- Watch requirements p.18
- Software p.18
- Multimedia p.18
- Hardware p.18
- Automotive requirements p.19
- Performance and power p.19
- Hardware p.19
- Software p.22
- Multimedia p.22
- Performance and power p.23
- Tablet requirements p.24
- Software p.24
- Security model p.24
- Hardware p.24
- Managed api compatibility p.25
- Android library p.25
- Android extensions p.25
- Soft api compatibility p.26
- Permissions p.26
- Build parameters p.26
- Intent compatibility p.29
- Activities on secondary displays p.31
- Application binary interfaces p.32
- Native api compatibility p.32
- Bit arm native code compatibility p.33
- Webview compatibility p.34
- Web compatibility p.34
- Browser compatibility p.34
- Api behavioral compatibility p.35
- Background restriction p.36
- Api namespaces p.36
- Runtime compatibility p.37
- User interface compatibility p.39
- Launcher home screen p.39
- Widgets p.40
- Notifications p.40
- Alerts and toasts p.42
- Search p.42
- Themes p.43
- Live wallpapers p.43
- Lock screen media control p.44
- Input management p.44
- Activity switching p.44
- Unicode and font p.45
- Screen savers previously dreams p.45
- Multi windows p.45
- Location p.45
- Display cutout p.46
- Device administration p.46
- Device provisioning p.47
- Managed profile support p.48
- Managed user support p.49
- Accessibility p.49
- Text to speech p.49
- Tv input framework p.50
- Quick settings p.50
- Media ui p.50
- Instant apps p.50
- Heavyweight apps p.51
- Companion device pairing p.51
- Application packaging compatibility p.51
- Multimedia compatibility p.52
- Media codecs p.53
- Audio encoding p.53
- Audio decoding p.53
- Audio codecs details p.54
- Image encoding p.55
- Image decoding p.55
- Image codecs details p.56
- Video codecs list p.56
- Video codecs p.56
- Video encoding p.57
- Video decoding p.59
- Mpeg 4 p.59
- Mpeg 2 p.59
- H 65 hevc p.60
- Raw audio capture p.61
- Audio recording p.61
- Capture for voice recognition p.62
- Capture for rerouting of playback p.62
- Raw audio playback p.63
- Audio playback p.63
- Audio output volume p.63
- Audio latency p.63
- Audio effects p.63
- Network protocols p.65
- Secure media p.66
- Professional audio p.66
- Musical instrument digital interface midi p.66
- Capture for unprocessed p.68
- Developer tools and options compatibility p.69
- Developer tools p.69
- Hardware compatibility p.71
- Display and graphics p.71
- Developer options p.71
- Screen configuration p.72
- Screen orientation p.74
- Display metrics p.74
- D and 3d graphics acceleration p.74
- Screen technology p.77
- Legacy application compatibility mode p.77
- Secondary displays p.77
- Non touch navigation p.78
- Navigation keys p.78
- Keyboard p.78
- Input devices p.78
- Touchscreen input p.79
- Fake touch input p.80
- Game controller support p.81
- Sensors p.82
- Remote control p.82
- Accelerometer p.83
- Magnetometer p.84
- Gyroscope p.86
- Thermometer p.87
- Photometer p.87
- Barometer p.87
- Proximity sensor p.88
- High fidelity sensors p.88
- Biometric sensors p.90
- Android automotive only sensors p.92
- Telephony p.93
- Pose sensor p.93
- Data connectivity p.93
- Ieee 802 1 wi fi p.94
- Bluetooth p.97
- Near field communications p.98
- Minimum network capability p.100
- Sync settings p.101
- Secure elements p.101
- Rear facing camera p.101
- Data saver p.101
- Cameras p.101
- Front facing camera p.102
- External camera p.103
- Camera api behavior p.103
- Memory and storage p.104
- Camera orientation p.104
- Minimum memory and storage p.105
- Application shared storage p.105
- Usb peripheral mode p.106
- Adoptable storage p.106
- Usb host mode p.107
- Microphone p.108
- Audio output p.108
- Near ultrasound p.109
- Virtual reality mode high performance p.110
- Virtual reality mode p.110
- Virtual reality p.110
- User experience consistency p.112
- Power saving modes p.112
- Performance and power p.112
- File i o access performance p.112
- Power consumption accounting p.113
- Consistent performance p.113
- Security model compatibility p.114
- Permissions p.114
- Uid and process isolation p.115
- Filesystem permissions p.115
- Multi user support p.116
- Alternate execution environments p.116
- Security features p.117
- Premium sms warning p.117
- Recording p.119
- Privacy p.119
- Usage history p.119
- Network traffic p.120
- Data storage encryption p.120
- Connectivity p.120
- File based encryption p.121
- Direct boot p.121
- Full disk encryption p.122
- Device integrity p.122
- Keys and credentials p.123
- Secure lock screen p.124
- Strongbox p.127
- Safe boot mode p.128
- Data deletion p.128
- Software compatibility testing p.129
- Compatibility test suite p.129
- Automotive vehicle system isolation p.129
- Subscription plans p.129
- Updatable software p.130
- Cts verifier p.130
- Document changelog p.131
- Changelog viewing tips p.131
- Contact us p.132
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