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i2s audio update

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save heap memory on esp32 with psram
This commit is contained in:
gemu2015 2020-09-11 15:45:59 +02:00
parent 01ab99f8a1
commit 8468e093fc
1 changed files with 15 additions and 3 deletions
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18
tasmota/xdrv_42_i2s_audio.ino
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@ -52,7 +52,7 @@ AudioFileSourceFS *file;
AudioOutputI2S *out;
AudioFileSourceID3 *id3;
AudioGeneratorMP3 *decoder = NULL;
void *mp3ram = NULL;
#ifdef USE_WEBRADIO
AudioFileSourceICYStream *ifile = NULL;
@ -210,6 +210,12 @@ void I2S_Init(void) {
is2_volume=10;
out->SetGain(((float)is2_volume/100.0)*4.0);
out->stop();
mp3ram = nullptr;
#ifdef ESP32
if (psramFound()) {
mp3ram = heap_caps_malloc(preallocateCodecSize, MALLOC_CAP_SPIRAM | MALLOC_CAP_8BIT);
}
#ifdef USE_WEBRADIO
if (psramFound()) {
@ -223,6 +229,7 @@ void I2S_Init(void) {
//Serial.printf_P(PSTR("FATAL ERROR: Unable to preallocate %d bytes for app\n"), preallocateBufferSize+preallocateCodecSize);
}
#endif // USE_WEBRADIO
#endif // ESP32
}
#ifdef ESP32
@ -285,7 +292,7 @@ void Webradio(const char *url) {
retryms = millis() + 2000;
}
xTaskCreatePinnedToCore(mp3_task2, "MP3", 8192, NULL, 3, &mp3_task_h, 1);
xTaskCreatePinnedToCore(mp3_task2, "MP3-2", 8192, NULL, 3, &mp3_task_h, 1);
}
void mp3_task2(void *arg){
@ -366,7 +373,12 @@ void Play_mp3(const char *path) {
file = new AudioFileSourceFS(*fsp,path);
id3 = new AudioFileSourceID3(file);
mp3 = new AudioGeneratorMP3();
if (mp3ram) {
mp3 = new AudioGeneratorMP3(mp3ram, preallocateCodecSize);
} else {
mp3 = new AudioGeneratorMP3();
}
mp3->begin(id3, out);
if (I2S_Task) {