bring MixerVoice back to building state; update documentation
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@ -306,6 +306,7 @@ $(filter $(SRC_PATTERNS), \
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audioio/__init__.c \
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audiocore/__init__.c \
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audiocore/Mixer.c \
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audiocore/MixerVoice.c \
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audiocore/RawSample.c \
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audiocore/WaveFile.c \
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bitbangio/I2C.c \
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@ -24,6 +24,8 @@
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* THE SOFTWARE.
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*/
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#include "shared-bindings/audiocore/Mixer.h"
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#include "shared-bindings/audiocore/MixerVoice.h"
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#include "shared-module/audiocore/MixerVoice.h"
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#include <stdint.h>
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@ -43,33 +45,43 @@
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//|
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//| Mixer mixes multiple samples into one sample.
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//|
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//| .. class:: Mixer(channel_count=2, buffer_size=1024)
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//| .. class:: Mixer(voice_count=2, buffer_size=1024, channel_count=2, bits_per_sample=16, samples_signed=True, sample_rate=8000)
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//|
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//| Create a Mixer object that can mix multiple channels with the same sample rate.
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//| Samples are accessed and controlled with the mixer's `audioio.MixerVoice` objects.
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//|
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//| :param int channel_count: The maximum number of samples to mix at once
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//| :param int voice_count: The maximum number of voices to mix
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//| :param int buffer_size: The total size in bytes of the buffers to mix into
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//| :param int channel_count: The maximum number of samples to mix at once
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//| :param int bits_per_sample: The bits per sample of the samples being played
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//| :param bool samples_signed: Samples are signed (True) or unsigned (False)
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//| :param int sample_rate: The sample rate to be used for all samples
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//|
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//| Playing a wave file from flash::
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//|
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//| import board
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//| import audioio
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//| import audiocore
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//| import digitalio
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//|
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//| # Required for CircuitPlayground Express
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//| speaker_enable = digitalio.DigitalInOut(board.SPEAKER_ENABLE)
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//| speaker_enable.switch_to_output(value=True)
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//|
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//| music = audioio.WaveFile(open("cplay-5.1-16bit-16khz.wav", "rb"))
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//| drum = audioio.WaveFile(open("drum.wav", "rb"))
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//| mixer = audioio.Mixer(voice_count=2, sample_rate=16000, channel_count=1, bits_per_sample=16, samples_signed=True)
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//| music = audiocore.WaveFile(open("cplay-5.1-16bit-16khz.wav", "rb"))
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//| drum = audiocore.WaveFile(open("drum.wav", "rb"))
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//| mixer = audiocore.Mixer(voice_count=2, sample_rate=16000, channel_count=1,
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//| bits_per_sample=16, samples_signed=True)
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//| a = audioio.AudioOut(board.A0)
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//|
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//| print("playing")
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//| # Have AudioOut play our Mixer source
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//| a.play(mixer)
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//| mixer.play(music, voice=0)
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//| # Play the first sample voice
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//| mixer.voice[0].play(music)
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//| while mixer.playing:
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//| mixer.play(drum, voice=1)
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//| # Play the second sample voice
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//| mixer.voice[1].play(drum)
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//| time.sleep(1)
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//| print("stopped")
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//|
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@ -151,54 +163,6 @@ STATIC mp_obj_t audioio_mixer_obj___exit__(size_t n_args, const mp_obj_t *args)
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(audioio_mixer___exit___obj, 4, 4, audioio_mixer_obj___exit__);
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//| .. method:: play(sample, *, voice=0, loop=False)
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//|
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//| Plays the sample once when loop=False and continuously when loop=True.
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//| Does not block. Use `playing` to block.
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//|
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//| Sample must be an `audioio.WaveFile`, `audioio.Mixer` or `audioio.RawSample`.
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//|
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//| The sample must match the Mixer's encoding settings given in the constructor.
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//|
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STATIC mp_obj_t audioio_mixer_obj_play(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_sample, ARG_voice, ARG_loop };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_sample, MP_ARG_OBJ | MP_ARG_REQUIRED },
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{ MP_QSTR_voice, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
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{ MP_QSTR_loop, MP_ARG_BOOL | MP_ARG_KW_ONLY, {.u_bool = false} },
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};
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audioio_mixer_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
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check_for_deinit(self);
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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mp_obj_t sample = args[ARG_sample].u_obj;
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common_hal_audioio_mixer_play(self, sample, args[ARG_voice].u_int, args[ARG_loop].u_bool);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(audioio_mixer_play_obj, 1, audioio_mixer_obj_play);
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//| .. method:: stop_voice(voice=0)
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//|
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//| Stops playback of the sample on the given voice.
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//|
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STATIC mp_obj_t audioio_mixer_obj_stop_voice(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_voice };
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_voice, MP_ARG_INT, {.u_int = 0} },
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};
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audioio_mixer_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
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check_for_deinit(self);
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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common_hal_audioio_mixer_stop_voice(self, args[ARG_voice].u_int);
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(audioio_mixer_stop_voice_obj, 1, audioio_mixer_obj_stop_voice);
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//| .. attribute:: playing
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//|
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//| True when any voice is being output. (read-only)
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@ -237,11 +201,15 @@ const mp_obj_property_t audioio_mixer_sample_rate_obj = {
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//| .. attribute:: voice
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//|
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//| tuple of voice objects
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//| A tuple of the mixer's `audioio.MixerVoice` object(s).
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//|
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//| .. code-block:: python
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//|
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//| >>> mixer.voice
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//| (<MixerVoice>,)
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STATIC mp_obj_t audioio_mixer_obj_get_voice(mp_obj_t self_in) {
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audioio_mixer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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raise_error_if_deinited(common_hal_audioio_mixer_deinited(self));
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check_for_deinit(self);
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return self->voice_tuple;
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}
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MP_DEFINE_CONST_FUN_OBJ_1(audioio_mixer_get_voice_obj, audioio_mixer_obj_get_voice);
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@ -1,11 +1,30 @@
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/*
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* MixerVoice.c
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* Created on: Nov 15, 2018
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* Author: dean
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 DeanM for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "shared-bindings/audioio/Mixer.h"
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#include "shared-bindings/audioio/MixerVoice.h"
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#include "shared-bindings/audiocore/Mixer.h"
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#include "shared-bindings/audiocore/MixerVoice.h"
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#include <stdint.h>
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@ -14,23 +33,20 @@
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#include "py/objproperty.h"
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#include "py/runtime.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "shared-bindings/audioio/RawSample.h"
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#include "shared-bindings/audiocore/RawSample.h"
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#include "shared-bindings/util.h"
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#include "supervisor/shared/translate.h"
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//| .. currentmodule:: audioio
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//|
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//| :class:`Mixer` -- Mixes one or more audio samples together
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//| ===========================================================
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//| :class:`MixerVoice` -- Voice objects used with Mixer
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//| =====================================================
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//|
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//| Mixer mixes multiple samples into one sample.
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//| Used to access and control samples with `audioio.Mixer`.
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//|
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//| .. class:: Mixer(channel_count=2, buffer_size=1024)
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//| .. class:: MixerVoice()
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//|
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//| Create a Mixer object that can mix multiple channels with the same sample rate.
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//|
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//| :param int channel_count: The maximum number of samples to mix at once
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//| :param int buffer_size: The total size in bytes of the buffers to mix into
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//| MixerVoice instance object(s) created by `audioio.Mixer`.
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//|
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// TODO: support mono or stereo voices
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STATIC mp_obj_t audioio_mixervoice_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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@ -69,12 +85,12 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(audioio_mixervoice___exit___obj, 4, 4
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//| .. method:: play(sample, *, loop=False)
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//|
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//| Plays the sample once when loop=False and continuously when loop=True.
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//| Plays the sample once when ``loop=False``, and continuously when ``loop=True``.
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//| Does not block. Use `playing` to block.
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//|
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//| Sample must be an `audioio.WaveFile`, `audioio.Mixer` or `audioio.RawSample`.
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//|
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//| The sample must match the Mixer's encoding settings given in the constructor.
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//| The sample must match the `audioio.Mixer`'s encoding settings given in the constructor.
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//|
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STATIC mp_obj_t audioio_mixervoice_obj_play(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_sample, ARG_loop };
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(audioio_mixervoice_stop_obj, 1, audioio_mixervoice_obj_stop);
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//| .. method:: get_gain(voice, gain)
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//| .. method:: level()
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//|
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//| Get the gain of a voice.
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//|
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//| Returns as a floating point number between 0 and 1
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//| The volume level of a voice, as a floating point number between 0 and 1.
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//|
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STATIC mp_obj_t audioio_mixervoice_obj_get_level(mp_obj_t self_in) {
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@ -129,12 +143,6 @@ STATIC mp_obj_t audioio_mixervoice_obj_get_level(mp_obj_t self_in) {
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}
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MP_DEFINE_CONST_FUN_OBJ_1(audioio_mixervoice_get_level_obj, audioio_mixervoice_obj_get_level);
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//| .. method:: set_gain(voice, gain)
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//|
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//| Set the gain of a voice.
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//|
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//| gain must be a floating point number between 0 and 1
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//|
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STATIC mp_obj_t audioio_mixervoice_obj_set_level(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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enum { ARG_level };
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static const mp_arg_t allowed_args[] = {
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@ -167,10 +175,13 @@ const mp_obj_property_t audioio_mixervoice_level_obj = {
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(mp_obj_t)&mp_const_none_obj},
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};
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//| .. attribute:: playing
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//|
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//| True when any voice is being output. (read-only)
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//|
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//TODO: @sommersoft - enable voice.playing tracking? will need an additional field
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// in the struct, with supporting logic. disabled documentation for now.
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// .. attribute:: playing
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//
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// True when any voice is being output. (read-only)
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//
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STATIC mp_obj_t audioio_mixervoice_obj_get_playing(mp_obj_t self_in) {
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#if 0
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audioio_mixer_obj_t *self = MP_OBJ_TO_PTR(self_in);
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@ -0,0 +1,47 @@
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/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 DeanM for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
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* copies of the Software, and to permit persons to whom the Software is
|
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_
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#define SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_
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#include "common-hal/microcontroller/Pin.h"
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#include "shared-module/audiocore/Mixer.h"
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#include "shared-bindings/audiocore/RawSample.h"
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#include "shared-module/audiocore/MixerVoice.h"
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#include "shared-module/audiocore/Mixer.h"
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extern const mp_obj_type_t audioio_mixer_type;
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extern const mp_obj_type_t audioio_mixervoice_type;
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void common_hal_audioio_mixervoice_deinit(audioio_mixervoice_obj_t* self);
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void common_hal_audioio_mixervoice_set_parent(audioio_mixervoice_obj_t* self, audioio_mixer_obj_t *parent);
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void common_hal_audioio_mixervoice_play(audioio_mixervoice_obj_t* self, mp_obj_t sample, bool loop);
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void common_hal_audioio_mixervoice_stop(audioio_mixervoice_obj_t* self);
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float common_hal_audioio_mixervoice_get_level(audioio_mixervoice_obj_t* self);
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void common_hal_audioio_mixervoice_set_level(audioio_mixervoice_obj_t* self, float gain);
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bool common_hal_audioio_mixervoice_get_playing(audioio_mixervoice_obj_t* self);
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#endif /* SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_ */
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@ -50,6 +50,7 @@
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//| :maxdepth: 3
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//|
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//| Mixer
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//| MixerVoice
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//| RawSample
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//| WaveFile
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//|
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@ -1,29 +0,0 @@
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/*
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* MixerVoice.h
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*
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* Created on: Nov 15, 2018
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* Author: dean
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*/
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#ifndef SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_
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#define SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_
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#include "common-hal/microcontroller/Pin.h"
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#include "shared-module/audioio/Mixer.h"
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#include "shared-bindings/audioio/RawSample.h"
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#include "shared-module/audioio/MixerVoice.h"
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#include "shared-module/audioio/Mixer.h"
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extern const mp_obj_type_t audioio_mixer_type;
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extern const mp_obj_type_t audioio_mixervoice_type;
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void common_hal_audioio_mixervoice_deinit(audioio_mixervoice_obj_t* self);
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void common_hal_audioio_mixervoice_set_parent(audioio_mixervoice_obj_t* self, audioio_mixer_obj_t *parent);
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void common_hal_audioio_mixervoice_play(audioio_mixervoice_obj_t* self, mp_obj_t sample, bool loop);
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void common_hal_audioio_mixervoice_stop(audioio_mixervoice_obj_t* self);
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float common_hal_audioio_mixervoice_get_level(audioio_mixervoice_obj_t* self);
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void common_hal_audioio_mixervoice_set_level(audioio_mixervoice_obj_t* self, float gain);
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bool common_hal_audioio_mixervoice_get_playing(audioio_mixervoice_obj_t* self);
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#endif /* SHARED_BINDINGS_AUDIOIO_MIXERVOICE_H_ */
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@ -25,6 +25,7 @@
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*/
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#include "shared-bindings/audiocore/Mixer.h"
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#include "shared-bindings/audiocore/MixerVoice.h"
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#include <stdint.h>
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@ -1,18 +1,36 @@
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/*
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* MixerVoice.c
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* Created on: Nov 15, 2018
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* Author: dean
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 DeanM for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
#include "shared-bindings/audioio/Mixer.h"
|
||||
#include "shared-bindings/audiocore/Mixer.h"
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
#include "py/runtime.h"
|
||||
#include "shared-module/audioio/__init__.h"
|
||||
#include "shared-module/audioio/RawSample.h"
|
||||
#include "shared-module/audioio/MixerVoice.h"
|
||||
#include "shared-module/audiocore/RawSample.h"
|
||||
#include "shared-module/audiocore/MixerVoice.h"
|
||||
|
||||
void common_hal_audioio_mixervoice_set_parent(audioio_mixervoice_obj_t* self, audioio_mixer_obj_t *parent) {
|
||||
self->parent = parent;
|
|
@ -0,0 +1,46 @@
|
|||
/*
|
||||
* This file is part of the Micro Python project, http://micropython.org/
|
||||
*
|
||||
* The MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2018 DeanM for Adafruit Industries
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
#ifndef SHARED_MODULE_AUDIOIO_MIXERVOICE_H_
|
||||
#define SHARED_MODULE_AUDIOIO_MIXERVOICE_H_
|
||||
|
||||
#include "py/obj.h"
|
||||
|
||||
#include "shared-module/audiocore/__init__.h"
|
||||
#include "shared-module/audiocore/Mixer.h"
|
||||
|
||||
typedef struct {
|
||||
mp_obj_base_t base;
|
||||
audioio_mixer_obj_t *parent;
|
||||
mp_obj_t sample;
|
||||
bool loop;
|
||||
bool more_data;
|
||||
uint32_t* remaining_buffer;
|
||||
uint32_t buffer_length;
|
||||
int16_t level;
|
||||
} audioio_mixervoice_obj_t;
|
||||
|
||||
|
||||
#endif /* SHARED_MODULE_AUDIOIO_MIXERVOICE_H_ */
|
|
@ -1,28 +0,0 @@
|
|||
/*
|
||||
* MixerVoice.h
|
||||
*
|
||||
* Created on: Nov 15, 2018
|
||||
* Author: dean
|
||||
*/
|
||||
|
||||
#ifndef SHARED_MODULE_AUDIOIO_MIXERVOICE_H_
|
||||
#define SHARED_MODULE_AUDIOIO_MIXERVOICE_H_
|
||||
|
||||
#include "py/obj.h"
|
||||
|
||||
#include "shared-module/audioio/__init__.h"
|
||||
#include "shared-module/audioio/Mixer.h"
|
||||
|
||||
typedef struct {
|
||||
mp_obj_base_t base;
|
||||
audioio_mixer_obj_t *parent;
|
||||
mp_obj_t sample;
|
||||
bool loop;
|
||||
bool more_data;
|
||||
uint32_t* remaining_buffer;
|
||||
uint32_t buffer_length;
|
||||
int16_t level;
|
||||
} audioio_mixervoice_obj_t;
|
||||
|
||||
|
||||
#endif /* SHARED_MODULE_AUDIOIO_MIXERVOICE_H_ */
|
Loading…
Reference in New Issue