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Allow i2s microphone bits per sample to be configured (#4884)

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This commit is contained in:
Jesse Hills
2023-05-26 15:50:44 +12:00
committed by GitHub
parent 9cd173ef83
commit 79abd773a2
7 changed files with 54 additions and 14 deletions
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esphome/components/i2s_audio/microphone/__init__.py
+13 -1
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@@ -20,6 +20,7 @@ DEPENDENCIES = ["i2s_audio"]
CONF_ADC_PIN = "adc_pin"
CONF_ADC_TYPE = "adc_type"
CONF_PDM = "pdm"
CONF_BITS_PER_SAMPLE = "bits_per_sample"
I2SAudioMicrophone = i2s_audio_ns.class_(
"I2SAudioMicrophone", I2SAudioIn, microphone.Microphone, cg.Component
@@ -30,10 +31,17 @@ CHANNELS = {
"left": i2s_channel_fmt_t.I2S_CHANNEL_FMT_ONLY_LEFT,
"right": i2s_channel_fmt_t.I2S_CHANNEL_FMT_ONLY_RIGHT,
}
i2s_bits_per_sample_t = cg.global_ns.enum("i2s_bits_per_sample_t")
BITS_PER_SAMPLE = {
16: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_16BIT,
32: i2s_bits_per_sample_t.I2S_BITS_PER_SAMPLE_32BIT,
}
INTERNAL_ADC_VARIANTS = [esp32.const.VARIANT_ESP32]
PDM_VARIANTS = [esp32.const.VARIANT_ESP32, esp32.const.VARIANT_ESP32S3]
_validate_bits = cv.float_with_unit("bits", "bit")
def validate_esp32_variant(config):
variant = esp32.get_esp32_variant()
@@ -54,6 +62,9 @@ BASE_SCHEMA = microphone.MICROPHONE_SCHEMA.extend(
cv.GenerateID(): cv.declare_id(I2SAudioMicrophone),
cv.GenerateID(CONF_I2S_AUDIO_ID): cv.use_id(I2SAudioComponent),
cv.Optional(CONF_CHANNEL, default="right"): cv.enum(CHANNELS),
cv.Optional(CONF_BITS_PER_SAMPLE, default="16bit"): cv.All(
_validate_bits, cv.enum(BITS_PER_SAMPLE)
),
}
).extend(cv.COMPONENT_SCHEMA)
@@ -93,6 +104,7 @@ async def to_code(config):
cg.add(var.set_din_pin(config[CONF_I2S_DIN_PIN]))
cg.add(var.set_pdm(config[CONF_PDM]))
cg.add(var.set_channel(CHANNELS[config[CONF_CHANNEL]]))
cg.add(var.set_channel(config[CONF_CHANNEL]))
cg.add(var.set_bits_per_sample(config[CONF_BITS_PER_SAMPLE]))
await microphone.register_microphone(var, config)