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https://github.com/esphome/esphome.git
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Update RTTTL component to allow I2S (#5177)
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
NP v/d Spek
GitHub
parent
4edf3efdf3
commit
453600f18e
3 changed files with 245 additions and 80 deletions
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@ -4,7 +4,15 @@ import esphome.config_validation as cv
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import esphome.final_validate as fv
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from esphome import automation
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from esphome.components.output import FloatOutput
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from esphome.const import CONF_ID, CONF_OUTPUT, CONF_PLATFORM, CONF_TRIGGER_ID
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from esphome.components.speaker import Speaker
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from esphome.const import (
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CONF_ID,
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CONF_OUTPUT,
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CONF_PLATFORM,
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CONF_TRIGGER_ID,
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CONF_SPEAKER,
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)
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_LOGGER = logging.getLogger(__name__)
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@ -24,17 +32,23 @@ IsPlayingCondition = rtttl_ns.class_("IsPlayingCondition", automation.Condition)
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MULTI_CONF = True
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CONFIG_SCHEMA = cv.Schema(
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CONFIG_SCHEMA = cv.All(
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cv.Schema(
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{
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cv.GenerateID(CONF_ID): cv.declare_id(Rtttl),
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cv.Required(CONF_OUTPUT): cv.use_id(FloatOutput),
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cv.Optional(CONF_OUTPUT): cv.use_id(FloatOutput),
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cv.Optional(CONF_SPEAKER): cv.use_id(Speaker),
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cv.Optional(CONF_ON_FINISHED_PLAYBACK): automation.validate_automation(
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{
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(FinishedPlaybackTrigger),
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
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FinishedPlaybackTrigger
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),
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}
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),
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}
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).extend(cv.COMPONENT_SCHEMA)
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).extend(cv.COMPONENT_SCHEMA),
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cv.has_exactly_one_key(CONF_OUTPUT, CONF_SPEAKER),
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)
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def validate_parent_output_config(value):
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@ -63,9 +77,9 @@ def validate_parent_output_config(value):
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FINAL_VALIDATE_SCHEMA = cv.Schema(
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{
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cv.Required(CONF_OUTPUT): fv.id_declaration_match_schema(
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cv.Optional(CONF_OUTPUT): fv.id_declaration_match_schema(
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validate_parent_output_config
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)
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),
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},
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extra=cv.ALLOW_EXTRA,
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)
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@ -75,8 +89,14 @@ async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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if CONF_OUTPUT in config:
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out = await cg.get_variable(config[CONF_OUTPUT])
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cg.add(var.set_output(out))
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cg.add_define("USE_OUTPUT")
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if CONF_SPEAKER in config:
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out = await cg.get_variable(config[CONF_SPEAKER])
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cg.add(var.set_speaker(out))
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for conf in config.get(CONF_ON_FINISHED_PLAYBACK, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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@ -1,4 +1,5 @@
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#include "rtttl.h"
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#include <cmath>
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#include "esphome/core/hal.h"
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#include "esphome/core/log.h"
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@ -15,104 +16,185 @@ static const uint16_t NOTES[] = {0, 262, 277, 294, 311, 330, 349, 370,
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1109, 1175, 1245, 1319, 1397, 1480, 1568, 1661, 1760, 1865, 1976, 2093, 2217,
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2349, 2489, 2637, 2794, 2960, 3136, 3322, 3520, 3729, 3951};
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static const uint16_t I2S_SPEED = 1600;
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#undef HALF_PI
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static const double HALF_PI = 1.5707963267948966192313216916398;
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inline double deg2rad(double degrees) {
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static const double PI_ON_180 = 4.0 * atan(1.0) / 180.0;
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return degrees * PI_ON_180;
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}
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void Rtttl::dump_config() { ESP_LOGCONFIG(TAG, "Rtttl"); }
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void Rtttl::play(std::string rtttl) {
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rtttl_ = std::move(rtttl);
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this->rtttl_ = std::move(rtttl);
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this->default_duration_ = 4;
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this->default_octave_ = 6;
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this->note_duration_ = 0;
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default_duration_ = 4;
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default_octave_ = 6;
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int bpm = 63;
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uint8_t num;
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// Get name
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position_ = rtttl_.find(':');
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this->position_ = rtttl_.find(':');
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// it's somewhat documented to be up to 10 characters but let's be a bit flexible here
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if (position_ == std::string::npos || position_ > 15) {
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if (this->position_ == std::string::npos || this->position_ > 15) {
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ESP_LOGE(TAG, "Missing ':' when looking for name.");
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return;
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}
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auto name = this->rtttl_.substr(0, position_);
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auto name = this->rtttl_.substr(0, this->position_);
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ESP_LOGD(TAG, "Playing song %s", name.c_str());
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// get default duration
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position_ = this->rtttl_.find("d=", position_);
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if (position_ == std::string::npos) {
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this->position_ = this->rtttl_.find("d=", this->position_);
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if (this->position_ == std::string::npos) {
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ESP_LOGE(TAG, "Missing 'd='");
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return;
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}
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position_ += 2;
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this->position_ += 2;
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num = this->get_integer_();
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if (num > 0)
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default_duration_ = num;
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this->default_duration_ = num;
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// get default octave
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position_ = rtttl_.find("o=", position_);
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if (position_ == std::string::npos) {
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this->position_ = this->rtttl_.find("o=", this->position_);
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if (this->position_ == std::string::npos) {
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ESP_LOGE(TAG, "Missing 'o=");
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return;
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}
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position_ += 2;
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this->position_ += 2;
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num = get_integer_();
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if (num >= 3 && num <= 7)
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default_octave_ = num;
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this->default_octave_ = num;
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// get BPM
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position_ = rtttl_.find("b=", position_);
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if (position_ == std::string::npos) {
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this->position_ = this->rtttl_.find("b=", this->position_);
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if (this->position_ == std::string::npos) {
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ESP_LOGE(TAG, "Missing b=");
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return;
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}
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position_ += 2;
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this->position_ += 2;
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num = get_integer_();
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if (num != 0)
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bpm = num;
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position_ = rtttl_.find(':', position_);
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if (position_ == std::string::npos) {
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this->position_ = this->rtttl_.find(':', this->position_);
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if (this->position_ == std::string::npos) {
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ESP_LOGE(TAG, "Missing second ':'");
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return;
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}
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position_++;
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this->position_++;
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// BPM usually expresses the number of quarter notes per minute
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wholenote_ = 60 * 1000L * 4 / bpm; // this is the time for whole note (in milliseconds)
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this->wholenote_ = 60 * 1000L * 4 / bpm; // this is the time for whole note (in milliseconds)
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output_freq_ = 0;
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last_note_ = millis();
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note_duration_ = 1;
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this->output_freq_ = 0;
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this->last_note_ = millis();
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this->note_duration_ = 1;
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#ifdef USE_SPEAKER
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this->samples_sent_ = 0;
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this->samples_count_ = 0;
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#endif
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}
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void Rtttl::stop() {
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this->note_duration_ = 0;
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#ifdef USE_OUTPUT
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if (this->output_ != nullptr) {
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this->output_->set_level(0.0);
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}
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#endif
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#ifdef USE_SPEAKER
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if (this->speaker_ != nullptr) {
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if (this->speaker_->is_running()) {
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this->speaker_->stop();
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}
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}
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#endif
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}
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void Rtttl::loop() {
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if (note_duration_ == 0 || millis() - last_note_ < note_duration_)
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if (this->note_duration_ == 0)
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return;
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if (!rtttl_[position_]) {
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output_->set_level(0.0);
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#ifdef USE_SPEAKER
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if (this->speaker_ != nullptr) {
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if (this->samples_sent_ != this->samples_count_) {
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SpeakerSample sample[SAMPLE_BUFFER_SIZE + 1];
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int x = 0;
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double rem = 0.0;
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while (true) {
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// Try and send out the remainder of the existing note, one per loop()
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if (this->samples_per_wave_ != 0 && this->samples_sent_ >= this->samples_gap_) { // Play note//
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rem = ((this->samples_sent_ << 10) % this->samples_per_wave_) * (360.0 / this->samples_per_wave_);
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int16_t val = 8192 * sin(deg2rad(rem));
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sample[x].left = val;
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sample[x].right = val;
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} else {
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sample[x].left = 0;
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sample[x].right = 0;
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}
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if (x >= SAMPLE_BUFFER_SIZE || this->samples_sent_ >= this->samples_count_) {
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break;
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}
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this->samples_sent_++;
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x++;
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}
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if (x > 0) {
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int send = this->speaker_->play((uint8_t *) (&sample), x * 4);
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if (send != x * 4) {
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this->samples_sent_ -= (x - (send / 4));
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}
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return;
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}
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}
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}
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#endif
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#ifdef USE_OUTPUT
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if (this->output_ != nullptr && millis() - this->last_note_ < this->note_duration_)
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return;
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#endif
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if (!this->rtttl_[position_]) {
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this->note_duration_ = 0;
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#ifdef USE_OUTPUT
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if (this->output_ != nullptr) {
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this->output_->set_level(0.0);
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}
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#endif
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ESP_LOGD(TAG, "Playback finished");
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this->on_finished_playback_callback_.call();
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note_duration_ = 0;
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return;
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}
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// align to note: most rtttl's out there does not add and space after the ',' separator but just in case...
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while (rtttl_[position_] == ',' || rtttl_[position_] == ' ')
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position_++;
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while (this->rtttl_[this->position_] == ',' || this->rtttl_[this->position_] == ' ')
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this->position_++;
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// first, get note duration, if available
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uint8_t num = this->get_integer_();
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if (num) {
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note_duration_ = wholenote_ / num;
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this->note_duration_ = this->wholenote_ / num;
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} else {
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note_duration_ = wholenote_ / default_duration_; // we will need to check if we are a dotted note after
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this->note_duration_ =
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this->wholenote_ / this->default_duration_; // we will need to check if we are a dotted note after
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}
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uint8_t note;
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switch (rtttl_[position_]) {
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switch (this->rtttl_[this->position_]) {
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case 'c':
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note = 1;
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break;
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@ -138,51 +220,81 @@ void Rtttl::loop() {
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default:
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note = 0;
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}
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position_++;
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this->position_++;
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// now, get optional '#' sharp
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if (rtttl_[position_] == '#') {
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if (this->rtttl_[this->position_] == '#') {
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note++;
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position_++;
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this->position_++;
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}
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// now, get optional '.' dotted note
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if (rtttl_[position_] == '.') {
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note_duration_ += note_duration_ / 2;
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position_++;
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if (this->rtttl_[this->position_] == '.') {
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this->note_duration_ += this->note_duration_ / 2;
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this->position_++;
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}
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// now, get scale
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uint8_t scale = get_integer_();
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if (scale == 0)
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scale = default_octave_;
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scale = this->default_octave_;
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bool need_note_gap = false;
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// Now play the note
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if (note) {
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auto note_index = (scale - 4) * 12 + note;
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if (note_index < 0 || note_index >= (int) sizeof(NOTES)) {
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ESP_LOGE(TAG, "Note out of valid range");
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this->note_duration_ = 0;
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return;
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}
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auto freq = NOTES[note_index];
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need_note_gap = freq == this->output_freq_;
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if (freq == output_freq_) {
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// Add small silence gap between same note
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output_->set_level(0.0);
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delay(DOUBLE_NOTE_GAP_MS);
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note_duration_ -= DOUBLE_NOTE_GAP_MS;
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}
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output_freq_ = freq;
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this->output_freq_ = freq;
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ESP_LOGVV(TAG, "playing note: %d for %dms", note, note_duration_);
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output_->update_frequency(freq);
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output_->set_level(0.5);
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ESP_LOGVV(TAG, "playing note: %d for %dms", note, this->note_duration_);
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} else {
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ESP_LOGVV(TAG, "waiting: %dms", note_duration_);
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output_->set_level(0.0);
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ESP_LOGVV(TAG, "waiting: %dms", this->note_duration_);
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this->output_freq_ = 0;
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}
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last_note_ = millis();
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#ifdef USE_OUTPUT
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if (this->output_ != nullptr) {
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if (need_note_gap) {
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this->output_->set_level(0.0);
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delay(DOUBLE_NOTE_GAP_MS);
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this->note_duration_ -= DOUBLE_NOTE_GAP_MS;
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}
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if (this->output_freq_ != 0) {
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this->output_->update_frequency(this->output_freq_);
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this->output_->set_level(0.5);
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} else {
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this->output_->set_level(0.0);
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}
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}
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#endif
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#ifdef USE_SPEAKER
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if (this->speaker_ != nullptr) {
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this->samples_sent_ = 0;
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this->samples_count_ = (this->sample_rate_ * this->note_duration_) / I2S_SPEED;
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// Convert from frequency in Hz to high and low samples in fixed point
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if (this->output_freq_ != 0) {
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this->samples_per_wave_ = (this->sample_rate_ << 10) / this->output_freq_;
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} else {
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this->samples_per_wave_ = 0;
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}
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if (need_note_gap) {
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this->samples_gap_ = (this->sample_rate_ * DOUBLE_NOTE_GAP_MS) / I2S_SPEED;
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} else {
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this->samples_gap_ = 0;
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}
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}
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#endif
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this->last_note_ = millis();
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}
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} // namespace rtttl
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} // namespace esphome
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@ -1,23 +1,41 @@
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#pragma once
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#include "esphome/core/component.h"
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#include "esphome/core/automation.h"
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#include "esphome/core/component.h"
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#ifdef USE_OUTPUT
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#include "esphome/components/output/float_output.h"
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#endif
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#ifdef USE_SPEAKER
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#include "esphome/components/speaker/speaker.h"
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#endif
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namespace esphome {
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namespace rtttl {
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#ifdef USE_SPEAKER
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static const size_t SAMPLE_BUFFER_SIZE = 256;
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struct SpeakerSample {
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int16_t left{0};
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int16_t right{0};
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};
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#endif
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class Rtttl : public Component {
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public:
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void set_output(output::FloatOutput *output) { output_ = output; }
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#ifdef USE_OUTPUT
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void set_output(output::FloatOutput *output) { this->output_ = output; }
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#endif
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#ifdef USE_SPEAKER
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void set_speaker(speaker::Speaker *speaker) { this->speaker_ = speaker; }
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#endif
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void play(std::string rtttl);
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void stop() {
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note_duration_ = 0;
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output_->set_level(0.0);
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}
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void stop();
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void dump_config() override;
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bool is_playing() { return note_duration_ != 0; }
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bool is_playing() { return this->note_duration_ != 0; }
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void loop() override;
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void add_on_finished_playback_callback(std::function<void()> callback) {
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@ -27,14 +45,14 @@ class Rtttl : public Component {
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protected:
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inline uint8_t get_integer_() {
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uint8_t ret = 0;
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while (isdigit(rtttl_[position_])) {
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ret = (ret * 10) + (rtttl_[position_++] - '0');
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while (isdigit(this->rtttl_[this->position_])) {
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ret = (ret * 10) + (this->rtttl_[this->position_++] - '0');
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}
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return ret;
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}
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std::string rtttl_;
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size_t position_;
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std::string rtttl_{""};
|
||||
size_t position_{0};
|
||||
uint16_t wholenote_;
|
||||
uint16_t default_duration_;
|
||||
uint16_t default_octave_;
|
||||
|
|
@ -42,7 +60,22 @@ class Rtttl : public Component {
|
|||
uint16_t note_duration_;
|
||||
|
||||
uint32_t output_freq_;
|
||||
|
||||
#ifdef USE_OUTPUT
|
||||
output::FloatOutput *output_;
|
||||
#endif
|
||||
|
||||
void play_output_();
|
||||
|
||||
#ifdef USE_SPEAKER
|
||||
speaker::Speaker *speaker_;
|
||||
void play_speaker_();
|
||||
int sample_rate_{16000};
|
||||
int samples_per_wave_{0};
|
||||
int samples_sent_{0};
|
||||
int samples_count_{0};
|
||||
int samples_gap_{0};
|
||||
#endif
|
||||
|
||||
CallbackManager<void()> on_finished_playback_callback_;
|
||||
};
|
||||
|
|
|
|||
Loading…
Reference in a new issue