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API: add AudioFlinger for audio playback (i2s DAC and buzzer)

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API: add LightsManager for multicolor LEDs
This commit is contained in:
Thomas Farstrike
2025-12-03 22:32:36 +01:00
parent 82f55e0698
commit f37ca70a89
20 changed files with 2016 additions and 140 deletions
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internal_filesystem/builtin/apps/com.micropythonos.settings/assets/settings.py
+29
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@@ -43,6 +43,7 @@ class SettingsActivity(Activity):
{"title": "Theme Color", "key": "theme_primary_color", "value_label": None, "cont": None, "placeholder": "HTML hex color, like: EC048C", "ui": "dropdown", "ui_options": theme_colors},
{"title": "Timezone", "key": "timezone", "value_label": None, "cont": None, "ui": "dropdown", "ui_options": self.get_timezone_tuples(), "changed_callback": lambda : mpos.time.refresh_timezone_preference()},
# Advanced settings, alphabetically:
{"title": "Audio Output Device", "key": "audio_device", "value_label": None, "cont": None, "ui": "radiobuttons", "ui_options": [("Auto-detect", "auto"), ("I2S (Digital Audio)", "i2s"), ("Buzzer (PWM Tones)", "buzzer"), ("Both I2S and Buzzer", "both"), ("Disabled", "null")], "changed_callback": self.audio_device_changed},
{"title": "Auto Start App", "key": "auto_start_app", "value_label": None, "cont": None, "ui": "radiobuttons", "ui_options": [(app.name, app.fullname) for app in PackageManager.get_app_list()]},
{"title": "Restart to Bootloader", "key": "boot_mode", "value_label": None, "cont": None, "ui": "radiobuttons", "ui_options": [("Normal", "normal"), ("Bootloader", "bootloader")]}, # special that doesn't get saved
{"title": "Format internal data partition", "key": "format_internal_data_partition", "value_label": None, "cont": None, "ui": "radiobuttons", "ui_options": [("No, do not format", "no"), ("Yes, erase all settings, files and non-builtin apps", "yes")]}, # special that doesn't get saved
@@ -111,6 +112,34 @@ class SettingsActivity(Activity):
def get_timezone_tuples():
return [(tz, tz) for tz in mpos.time.get_timezones()]
def audio_device_changed(self):
"""
Called when audio device setting changes.
Note: Changing device type at runtime requires a restart for full effect.
AudioFlinger initialization happens at boot.
"""
import mpos.audio.audioflinger as AudioFlinger
new_value = self.prefs.get_string("audio_device", "auto")
print(f"Audio device setting changed to: {new_value}")
print("Note: Restart required for audio device change to take effect")
# Map setting values to device types
device_map = {
"auto": AudioFlinger.get_device_type(), # Keep current
"i2s": AudioFlinger.DEVICE_I2S,
"buzzer": AudioFlinger.DEVICE_BUZZER,
"both": AudioFlinger.DEVICE_BOTH,
"null": AudioFlinger.DEVICE_NULL,
}
desired_device = device_map.get(new_value, AudioFlinger.get_device_type())
current_device = AudioFlinger.get_device_type()
if desired_device != current_device:
print(f"Desired device type ({desired_device}) differs from current ({current_device})")
print("Full device type change requires restart - current session continues with existing device")
def focus_container(self, container):
print(f"container {container} focused, setting border...")
container.set_style_border_color(lv.theme_get_color_primary(None),lv.PART.MAIN)