AudioRecorder
Bases: Control
A control that allows you to record audio from your device.
This control can record audio using different audio encoders and also allows configuration of various audio recording parameters such as noise suppression, echo cancellation, and more.
Source code in src/flet_audio_recorder/audio_recorder.py
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audio_encoder
property
writable
The audio encoder to be used for recording.
Value is of type AudioEncoder
and defaults to AudioEncoder.WAV
.
auto_gain: bool
property
writable
Whether to automatically adjust the audio gain during recording.
Defaults to False
.
If True
, the audio gain is automatically adjusted to avoid distortion or clipping.
bit_rate: OptionalNumber
property
writable
The bit rate of the audio recording.
This value is specified in kilobits per second (kbps). Defaults to None
.
cancel_echo: bool
property
writable
Whether to cancel echo during recording.
Defaults to False
.
If True
, it reduces or cancels echo during recording.
channels_num: OptionalNumber
property
writable
The number of audio channels for the recording.
Can be 1
(mono) or 2
(stereo). Defaults to None
.
on_state_changed
property
writable
Event handler that is triggered when the recording state changes.
This handler should accept an instance of AudioRecorderStateChangeEvent
.
sample_rate: OptionalNumber
property
writable
The sample rate for the audio recording.
This value is specified in Hertz (Hz). Defaults to None
.
suppress_noise: bool
property
writable
Whether to suppress noise during recording.
Defaults to False
.
If True
, it reduces the background noise while recording.
cancel_recording(wait_timeout=5)
Cancels the current audio recording.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Source code in src/flet_audio_recorder/audio_recorder.py
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|
get_input_devices(wait_timeout=5)
Retrieves the available input devices for recording.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
dict |
dict
|
A dictionary of available input devices. |
Source code in src/flet_audio_recorder/audio_recorder.py
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|
get_input_devices_async(wait_timeout=5)
async
Asynchronously retrieves the available input devices for recording.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
dict |
dict
|
A dictionary of available input devices. |
Source code in src/flet_audio_recorder/audio_recorder.py
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|
has_permission(wait_timeout=10)
Checks if the app has permission to record audio.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 10. |
10
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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has_permission_async(wait_timeout=10)
async
Asynchronously checks if the app has permission to record audio.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 10. |
10
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_paused(wait_timeout=5)
Checks whether the audio recorder is currently paused.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_paused_async(wait_timeout=5)
async
Asynchronously checks whether the audio recorder is currently paused.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_recording(wait_timeout=5)
Checks whether the audio recorder is currently recording.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_recording_async(wait_timeout=5)
async
Asynchronously checks whether the audio recorder is currently recording.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_supported_encoder(encoder, wait_timeout=5)
Checks if the given audio encoder is supported by the recorder.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
encoder |
AudioEncoder
|
The audio encoder to check. |
required |
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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is_supported_encoder_async(encoder, wait_timeout=5)
async
Asynchronously checks if the given audio encoder is supported by the recorder.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
encoder |
AudioEncoder
|
The audio encoder to check. |
required |
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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pause_recording()
Pauses the ongoing audio recording.
Source code in src/flet_audio_recorder/audio_recorder.py
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resume_recording()
Resumes a paused audio recording.
Source code in src/flet_audio_recorder/audio_recorder.py
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start_recording(output_path=None, wait_timeout=10)
Starts recording audio and saves it to the specified output path.
If not on the web, the output_path
parameter must be provided.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
output_path |
str
|
The file path where the audio will be saved. It must be specified if not on web. |
None
|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the recording to start. Default is 10. |
10
|
Returns:
Name | Type | Description |
---|---|---|
bool |
bool
|
|
Source code in src/flet_audio_recorder/audio_recorder.py
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stop_recording(wait_timeout=5)
Stops the audio recording and optionally returns the path to the saved file.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 5. |
5
|
Returns:
Type | Description |
---|---|
Optional[str]
|
Optional[str]: The file path where the audio was saved or |
Source code in src/flet_audio_recorder/audio_recorder.py
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stop_recording_async(wait_timeout=10)
async
Asynchronously stops the audio recording and optionally returns the path to the saved file.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
wait_timeout |
Optional[float]
|
The time in seconds to wait for the result. Default is 10. |
10
|
Returns:
Type | Description |
---|---|
Optional[str]
|
Optional[str]: The file path where the audio was saved or |
Source code in src/flet_audio_recorder/audio_recorder.py
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