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root@DietPi:~# amixer -c 0

Simple mixer control 'DSP Program',0

Capabilities: enum

Items: 'FIR interpolation with de-emphasis' 'Low latency IIR with de-emphasis' 'High attenuation with de-emphasis' 'Fixed process flow' 'Ringing-less low latency FIR'

Item0: 'Ringing-less low latency FIR'

Item0: 'FIR interpolation with de-emphasis'

Simple mixer control 'Analogue',0

Capabilities: pvolume

Playback channels: Front Left - Front Right

Limits: Playback 0 - 1

Mono:

Front Left: Playback 1 [100%] [0.00dB]

Front Right: Playback 1 [100%] [0.00dB]

Simple mixer control 'Analogue Playback Boost',0

Capabilities: volume

Playback channels: Front Left - Front Right

Capture channels: Front Left - Front Right

Limits: 0 - 1

Front Left: 0 [0%] [0.00dB]

Front Left: 1 [100%] [0.80dB]

Front Right: 0 [0%] [0.00dB]

Front Right: 1 [100%] [0.80dB]

Simple mixer control 'Auto Mute',0

Capabilities: pswitch

Playback channels: Front Left - Front Right

Mono:

Front Left: Playback [on]

Front Left: Playback [off]

Front Right: Playback [on]

Front Right: Playback [off]

Simple mixer control 'Auto Mute Mono',0

Capabilities: pswitch pswitch-joined

Playback channels: Mono

Mono: Playback [on]

Mono: Playback [off]

Simple mixer control 'Auto Mute Time Left',0

Capabilities: enum

Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'

Item0: '21ms'

Simple mixer control 'Auto Mute Time Right',0

Capabilities: enum

Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'

Item0: '21ms'

Simple mixer control 'Clock Missing Period',0

Capabilities: enum

Items: '1s' '2s' '3s' '4s' '5s' '6s' '7s' '8s'

Item0: '1s'

Simple mixer control 'Deemphasis',0

Capabilities: pswitch pswitch-joined

Playback channels: Mono

Mono: Playback [on]

Simple mixer control 'Digital',0

Capabilities: pvolume pswitch

Playback channels: Front Left - Front Right

Limits: Playback 0 - 207

Mono:

Front Left: Playback 207 [100%] [0.00dB] [on]

Front Left: Playback 171 [83%] [-18.00dB] [on]

Front Right: Playback 207 [100%] [0.00dB] [on]

Front Right: Playback 171 [83%] [-18.00dB] [on]

Simple mixer control 'Max Overclock DAC',0

Capabilities: volume volume-joined

Playback channels: Mono

Capture channels: Mono

Limits: 0 - 40

Mono: 0 [0%]

Mono: 20 [50%]

Simple mixer control 'Max Overclock DSP',0

Capabilities: volume volume-joined

Playback channels: Mono

Capture channels: Mono

Limits: 0 - 40

Mono: 0 [0%]

Mono: 19 [48%]

Simple mixer control 'Max Overclock PLL',0

Capabilities: volume volume-joined

Playback channels: Mono

Capture channels: Mono

Limits: 0 - 20

Mono: 0 [0%]

Simple mixer control 'Volume Ramp Down Emergency Rate',0

Capabilities: enum

Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'

Item0: '1 sample/update'

Simple mixer control 'Volume Ramp Down Emergency Step',0

Capabilities: enum

Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'

Item0: '4dB/step'

Simple mixer control 'Volume Ramp Down Rate',0

Capabilities: enum

Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'

Item0: '1 sample/update'

Simple mixer control 'Volume Ramp Down Step',0

Capabilities: enum

Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'

Item0: '1dB/step'

Simple mixer control 'Volume Ramp Up Rate',0

Capabilities: enum

Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'

Item0: '1 sample/update'

Simple mixer control 'Volume Ramp Up Step',0

Capabilities: enum

Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'

Item0: '1dB/step'

root@DietPi:~#

root@DietPi93:~#

已保存差异

原始文本

打开文件

root@DietPi:~# amixer -c 0
Simple mixer control 'DSP Program',0
  Capabilities: enum
  Items: 'FIR interpolation with de-emphasis' 'Low latency IIR with de-emphasis' 'High attenuation with de-emphasis' 'Fixed process flow' 'Ringing-less low latency FIR'
  Item0: 'Ringing-less low latency FIR'
Simple mixer control 'Analogue',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 1
  Mono:
  Front Left: Playback 1 [100%] [0.00dB]
  Front Right: Playback 1 [100%] [0.00dB]
Simple mixer control 'Analogue Playback Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 1
  Front Left: 0 [0%] [0.00dB]
  Front Right: 0 [0%] [0.00dB]
Simple mixer control 'Auto Mute',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [on]
  Front Right: Playback [on]
Simple mixer control 'Auto Mute Mono',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Auto Mute Time Left',0
  Capabilities: enum
  Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'
  Item0: '21ms'
Simple mixer control 'Auto Mute Time Right',0
  Capabilities: enum
  Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'
  Item0: '21ms'
Simple mixer control 'Clock Missing Period',0
  Capabilities: enum
  Items: '1s' '2s' '3s' '4s' '5s' '6s' '7s' '8s'
  Item0: '1s'
Simple mixer control 'Deemphasis',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Digital',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 207
  Mono:
  Front Left: Playback 207 [100%] [0.00dB] [on]
  Front Right: Playback 207 [100%] [0.00dB] [on]
Simple mixer control 'Max Overclock DAC',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 40
  Mono: 0 [0%]
Simple mixer control 'Max Overclock DSP',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 40
  Mono: 0 [0%]
Simple mixer control 'Max Overclock PLL',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 20
  Mono: 0 [0%]
Simple mixer control 'Volume Ramp Down Emergency Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Down Emergency Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '4dB/step'
Simple mixer control 'Volume Ramp Down Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Down Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '1dB/step'
Simple mixer control 'Volume Ramp Up Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Up Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '1dB/step'
root@DietPi:~#

更改后文本

打开文件

Simple mixer control 'DSP Program',0
  Capabilities: enum
  Items: 'FIR interpolation with de-emphasis' 'Low latency IIR with de-emphasis' 'High attenuation with de-emphasis' 'Fixed process flow' 'Ringing-less low latency FIR'
  Item0: 'FIR interpolation with de-emphasis'
Simple mixer control 'Analogue',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 1
  Mono:
  Front Left: Playback 1 [100%] [0.00dB]
  Front Right: Playback 1 [100%] [0.00dB]
Simple mixer control 'Analogue Playback Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 1
  Front Left: 1 [100%] [0.80dB]
  Front Right: 1 [100%] [0.80dB]
Simple mixer control 'Auto Mute',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control 'Auto Mute Mono',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Auto Mute Time Left',0
  Capabilities: enum
  Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'
  Item0: '21ms'
Simple mixer control 'Auto Mute Time Right',0
  Capabilities: enum
  Items: '21ms' '106ms' '213ms' '533ms' '1.07s' '2.13s' '5.33s' '10.66s'
  Item0: '21ms'
Simple mixer control 'Clock Missing Period',0
  Capabilities: enum
  Items: '1s' '2s' '3s' '4s' '5s' '6s' '7s' '8s'
  Item0: '1s'
Simple mixer control 'Deemphasis',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Digital',0
  Capabilities: pvolume pswitch
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 207
  Mono:
  Front Left: Playback 171 [83%] [-18.00dB] [on]
  Front Right: Playback 171 [83%] [-18.00dB] [on]
Simple mixer control 'Max Overclock DAC',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 40
  Mono: 20 [50%]
Simple mixer control 'Max Overclock DSP',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 40
  Mono: 19 [48%]
Simple mixer control 'Max Overclock PLL',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 20
  Mono: 0 [0%]
Simple mixer control 'Volume Ramp Down Emergency Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Down Emergency Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '4dB/step'
Simple mixer control 'Volume Ramp Down Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Down Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '1dB/step'
Simple mixer control 'Volume Ramp Up Rate',0
  Capabilities: enum
  Items: '1 sample/update' '2 samples/update' '4 samples/update' 'Immediate'
  Item0: '1 sample/update'
Simple mixer control 'Volume Ramp Up Step',0
  Capabilities: enum
  Items: '4dB/step' '2dB/step' '1dB/step' '0.5dB/step'
  Item0: '1dB/step'
root@DietPi93:~#