Files
klubhaus-doorbell/libraries/audio-tools/tests-cmake/codec/container-m4a-player/container-m4a-player.ino
2026-02-16 19:05:11 -08:00

84 lines
2.5 KiB
C++

/**
* @file container-m4a-player.ino
* @author Phil Schatzmann
* @brief Player with M4A files using a single MultiDecoder. However
* I recommend to use 2 separate multi decoders one for the player and
* a separate one for the M4A container.
* @version 0.1
*
* @copyright Copyright (c) 2025
*
*/
//#include "SD.h"
#include "AudioTools.h"
#include "AudioTools/AudioCodecs/CodecALAC.h"
#include "AudioTools/AudioCodecs/CodecMP3Helix.h"
#include "AudioTools/AudioCodecs/CodecAACHelix.h"
#include "AudioTools/AudioCodecs/ContainerM4A.h"
#include "AudioTools/AudioCodecs/MultiDecoder.h"
#include "AudioTools/AudioCodecs/M4AFileSampleSizeBuffer.h"
#include "AudioTools/Disk/AudioSourceSD.h"
#include "WiFi.h"
#include "AudioTools/Communication/RedisBuffer.h"
const char *startFilePath="/home/pschatzmann/Music/m4a";
const char* ext="m4a";
AudioSourceSD source(startFilePath, ext);
CsvOutput<int16_t> out(Serial);
MultiDecoder multi_decoder;
ContainerM4A dec_m4a(multi_decoder);
AACDecoderHelix dec_aac;
MP3DecoderHelix dec_mp3;
DecoderALAC dec_alac;
AudioPlayer player(source, out, multi_decoder);
// Option 1 - using the played file
//M4AFileSampleSizeBuffer sizes_buffer(player, dec_m4a);
// Option 2 - using a file to buffer
//File buffer_file;
//RingBufferFile<File,stsz_sample_size_t> file_buffer(0);
// Option 3 - using redis
//WiFiClient client;
//RedisBuffer<stsz_sample_size_t> redis(client,"m4a-buffer1",0, 1024, 0);
void setup() {
Serial.begin(115200);
AudioToolsLogger.begin(Serial, AudioToolsLogLevel::Info);
// setup multi decoder
multi_decoder.addDecoder(dec_m4a, "audio/m4a");
multi_decoder.addDecoder(dec_alac,"audio/alac");
multi_decoder.addDecoder(dec_aac,"audio/aac");
multi_decoder.addDecoder(dec_mp3,"audio/mp3");
// Option 1
//dec_m4a.setSampleSizesBuffer(sizes_buffer);
// Option 2
// set custom buffer to optimize the memory usage
// buffer_file = SD.open("/home/pschatzmann/tmp.tmp", O_RDWR | O_CREAT);
// file_buffer.begin(buffer_file);
// dec_m4a.setSampleSizesBuffer(file_buffer);
// Option 3
// WiFi.begin("ssid","pwd");
// while ( WiFi.status() != WL_CONNECTED) {
// Serial.print(".");
// }
// if (!client.connect(IPAddress(192,168,1,10),6379)){
// Serial.println("redis error");
// stop();
// }
// dec_m4a.setSampleSizesBuffer(redis);
// setup output
auto cfg = out.defaultConfig(TX_MODE);
out.begin(cfg);
//source.setTimeoutAutoNext(5000000);
// setup player
player.begin();
}
void loop() {
player.copy();
}