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removed codecs to save memory

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This commit is contained in:
Stefan Ostermann
2025-07-06 21:25:41 +02:00
parent 6022655198
commit fe04474ed8
104 changed files with 64077 additions and 0 deletions
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lib/ESP32-audioI2S/examples/Simple_WiFi_Radio/Simple_WiFi_Radio.ino Normal file
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#include <Arduino.h>
#include <Preferences.h>
#include <SPI.h>
#include <WiFi.h>
#include "ili9486.h" //see my repository at github "https://github.com/schreibfaul1/ESP32-TFT-Library-ILI9486"
#include "Audio.h" //see my repository at github "https://github.com/schreibfaul1/ESP32-audioI2S"
#define TFT_CS 22
#define TFT_DC 21
#define TP_CS 5
#define TFT_BL 12
#define TP_IRQ 39
#define SPI_MOSI 23
#define SPI_MISO 19
#define SPI_SCK 18
#define I2S_DOUT 25
#define I2S_BCLK 27
#define I2S_LRC 26
Preferences pref;
TFT tft;
TP tp(TP_CS, TP_IRQ);
Audio audio;
String ssid = "Wolles-FRITZBOX";
String password = "40441061073895958449";
String stations[] ={
"http://0n-80s.radionetz.de:8000/0n-70s.mp3",
"http://mediaserv30.live-streams.nl:8000/stream",
"http://www.surfmusic.de/m3u/100-5-das-hitradio,4529.m3u",
"http://stream.1a-webradio.de/deutsch/mp3-128/vtuner-1a",
"http://mp3.ffh.de/radioffh/hqlivestream.aac", // 128k aac
"http://www.antenne.de/webradio/antenne.m3u",
"http://listen.rusongs.ru/ru-mp3-128",
"http://edge.audio.3qsdn.com/senderkw-mp3",
"https://stream.srg-ssr.ch/rsp/aacp_48.asx", // SWISS POP
};
//some global variables
uint8_t max_volume = 21;
uint8_t max_stations = 0; //will be set later
uint8_t cur_station = 0; //current station(nr), will be set later
uint8_t cur_volume = 0; //will be set from stored preferences
int8_t cur_btn =-1; //current button (, -1 means idle)
enum action{VOLUME_UP=0, VOLUME_DOWN=1, STATION_UP=2, STATION_DOWN=3};
enum staus {RELEASED=0, PRESSED=1};
struct _btns{
uint16_t x; //PosX
uint16_t y; //PosY
uint16_t w; //Width
uint16_t h; //Hight
uint8_t a; //Action
uint8_t s; //Status
};
typedef _btns btns;
btns btn[4];
void setTFTbrightness(uint8_t duty) { // duty 0...100 (min...max)
uint8_t d = round((double)duty * 2.55); // #186
ledcWrite(TFT_BL, d);
}
//**************************************************************************************************
// G U I *
//**************************************************************************************************
void draw_button(btns b){
uint16_t color=TFT_BLACK;
uint8_t r=4, o=r*3;
if(b.s==RELEASED) color=TFT_GOLD;
if(b.s==PRESSED) color=TFT_DEEPSKYBLUE;
tft.drawRoundRect(b.x, b.y, b.w, b.h, r, color);
switch(b.a){
case VOLUME_UP:
tft.fillTriangle(b.x+b.w/2, b.y+o, b.x+o, b.y+b.h-o, b.x+b.w-o, b.y+b.h-o, color); break;
case VOLUME_DOWN:
tft.fillTriangle(b.x+o, b.y+o, b.x+b.w/2, b.y+b.h-o, b.x+b.w-o, b.y+o, color); break;
case STATION_UP:
tft.fillTriangle(b.x+o, b.y+o, b.x+o, b.y+b.h-o, b.x+b.w-o, b.y+b.h/2, color); break;
case STATION_DOWN:
tft.fillTriangle(b.x+b.w-o, b.y+o, b.x+o, b.y+b.h/2, b.x+b.w-o, b.y+b.h-o, color); break;
}
}
void write_stationNr(uint8_t nr){
tft.fillRect(80, 250, 80, 60, TFT_BLACK);
String snr = String(nr);
if(snr.length()<2) snr = "0"+snr;
tft.setCursor(98, 255);
tft.setFont(Times_New_Roman66x53);
tft.setTextColor(TFT_YELLOW);
tft.print(snr);
}
void write_volume(uint8_t vol){
tft.fillRect(320, 250, 80, 60, TFT_BLACK);
String svol = String(vol);
if(svol.length()<2) svol = "0"+svol;
tft.setCursor(338, 255);
tft.setFont(Times_New_Roman66x53);
tft.setTextColor(TFT_YELLOW);
tft.print(svol);
}
void write_stationName(String sName){
tft.fillRect(0, 0, 480, 100, TFT_BLACK);
tft.setFont(Times_New_Roman43x35);
tft.setTextColor(TFT_CORNSILK);
tft.setCursor(20, 20);
tft.print(sName);
}
void write_streamTitle(String sTitle){
tft.fillRect(0, 100, 480, 150, TFT_BLACK);
tft.setFont(Times_New_Roman43x35);
tft.setTextColor(TFT_LIGHTBLUE);
tft.setCursor(20, 100);
int l = tft.writeText((const uint8_t*) sTitle.c_str(), 100 + 150); // do not write under y=250
if(l < sTitle.length()){
// sTitle has been shortened, is too long for the display
}
}
//**************************************************************************************************
// S E T U P *
//**************************************************************************************************
void setup() {
btn[0].x= 20; btn[0].y=250; btn[0].w=60; btn[0].h=60; btn[0].a=STATION_DOWN; btn[0].s=RELEASED;
btn[1].x=160; btn[1].y=250; btn[1].w=60; btn[1].h=60; btn[1].a=STATION_UP; btn[1].s=RELEASED;
btn[2].x=260; btn[2].y=250; btn[2].w=60; btn[2].h=60; btn[2].a=VOLUME_UP; btn[2].s=RELEASED;
btn[3].x=400; btn[3].y=250; btn[3].w=60; btn[3].h=60; btn[3].a=VOLUME_DOWN; btn[3].s=RELEASED;
max_stations= sizeof(stations)/sizeof(stations[0]); log_i("max stations %i", max_stations);
Serial.begin(115200);
pref.begin("WebRadio", false); // instance of preferences for defaults (station, volume ...)
if(pref.getShort("volume", 1000) == 1000){ // if that: pref was never been initialized
pref.putShort("volume", 10);
pref.putShort("station", 0);
}
else{ // get the stored values
cur_station = pref.getShort("station");
cur_volume = pref.getShort("volume");
}
WiFi.begin(ssid.c_str(), password.c_str());
while (WiFi.status() != WL_CONNECTED){
delay(2000);
Serial.print(".");
}
log_i("Connect to %s", WiFi.SSID().c_str());
ledcAttach(TFT_BL, 1200, 8); // 1200 Hz PWM and 8 bit resolution
setTFTbrightness(100);
tft.begin(TFT_CS, TFT_DC, VSPI, SPI_MOSI, SPI_MISO, SPI_SCK);
tft.setRotation(3);
tp.setRotation(3);
tft.setFont(Times_New_Roman43x35);
tft.fillScreen(TFT_BLACK);
audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT);
audio.setVolume(cur_volume); // 0...21
audio.connecttohost(stations[cur_station].c_str());
for(uint8_t i=0; i<(sizeof(btn)/sizeof(*btn)); i++) draw_button(btn[i]);
write_volume(cur_volume);
write_stationNr(cur_station);
}
//**************************************************************************************************
// L O O P *
//**************************************************************************************************
void loop(){
vTaskDelay(1);
audio.loop();
tp.loop();
}
//**************************************************************************************************
// E V E N T S *
//**************************************************************************************************
void audio_info(const char *info){
Serial.print("audio_info: "); Serial.println(info);
}
void audio_showstation(const char *info){
write_stationName(String(info));
}
void audio_showstreamtitle(const char *info){
String sinfo=String(info);
sinfo.replace("|", "\n");
write_streamTitle(sinfo);
}
void tp_pressed(uint16_t x, uint16_t y){
for(uint8_t i=0; i<(sizeof(btn)/sizeof(*btn)); i++){
if(x>btn[i].x && (x<btn[i].x+btn[i].w)){
if(y>btn[i].y && (y<btn[i].y+btn[i].h)){
cur_btn=i;
btn[cur_btn].s=PRESSED;
draw_button(btn[cur_btn]);
}
}
}
}
void tp_released(){
if(cur_btn !=-1){
btn[cur_btn].s=RELEASED;
draw_button(btn[cur_btn]);
switch(btn[cur_btn].a){
case VOLUME_UP: if(cur_volume<max_volume){
cur_volume++;
write_volume(cur_volume);
audio.setVolume(cur_volume);
pref.putShort("volume", cur_volume);} // store the current volume in nvs
break;
case VOLUME_DOWN: if(cur_volume>0){
cur_volume-- ;
write_volume(cur_volume);
audio.setVolume(cur_volume);
pref.putShort("volume", cur_volume);} // store the current volume in nvs
break;
case STATION_UP: if(cur_station<max_stations-1){
cur_station++;
write_stationNr(cur_station);
tft.fillRect(0, 0, 480, 250, TFT_BLACK);
audio.connecttohost(stations[cur_station].c_str());
pref.putShort("station", cur_station);} // store the current station in nvs
break;
case STATION_DOWN:if(cur_station>0){
cur_station--;
write_stationNr(cur_station);
tft.fillRect(0, 0, 480, 250, TFT_BLACK);
audio.connecttohost(stations[cur_station].c_str());
pref.putShort("station", cur_station);} // store the current station in nvs
break;
}
}
cur_btn=-1;
}