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Teaspeak-Server/MusicBot/main.cpp

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8.1 KiB
C++
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#include <iostream>
#include "../music/providers/shared/pstream.h"
#include <alsa/asoundlib.h>
#include <fstream>
#include <chrono>
#include <MusicPlayer.h>
extern "C" {
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libavutil/avutil.h>
}
#include <log/LogUtils.h>
#include <CXXTerminal/Terminal.h>
#define PCM_DEVICE "default"
using namespace std;
using namespace std::chrono;
using namespace music;
void die(const char* message)
{
fprintf(stderr, "%s\n", message);
exit(1);
}
int main(int, char**){
logger::config::logLevel = spdlog::level::trace;
logger::config::terminalLevel = spdlog::level::trace;
//terminal::install();
logger::setup();
logger::updateLogLevels();
//youtube-dl -s --dump-json https://www.youtube.com/watch?v=1ifTLj_glhc
//ffmpeg -hide_banner -nostats -i <url> -ac 2 -ar 48000 -f s16le -acodec pcm_s16le pipe:1
//
//printf("Length: %d\n", codec_context->frame_size / codec_context->framerate.den / codec_context->channels); //576 | 3
/*
// To initalize libao for playback
ao_initialize();
int driver = ao_default_driver_id();
// The format of the decoded PCM samples
ao_sample_format sample_format;
sample_format.bits = 16;
sample_format.channels = 2;
sample_format.rate = 44100;
sample_format.byte_format = AO_FMT_NATIVE;
sample_format.matrix = 0;
ao_device* device = ao_open_live(driver, &sample_format, NULL);
AVPacket packet;
int buffer_size = AVCODEC_MAX_AUDIO_FRAME_SIZE;
int8_t buffer[AVCODEC_MAX_AUDIO_FRAME_SIZE];
while (1) {
buffer_size = AVCODEC_MAX_AUDIO_FRAME_SIZE;
// Read one packet into `packet`
if (av_read_frame(container, &packet) < 0) {
break; // End of lstream. Done decoding.
}
// Decodes from `packet` into the buffer
if (avcodec_decode_audio3(codec_context, (int16_t*)buffer, &buffer_size, &packet) < 1) {
break; // Error in decoding
}
// Send the buffer contents to the audio device
ao_play(device, (char*)buffer, buffer_size);
}
av_close_input_file(container);
ao_shutdown();
fprintf(stdout, "Done playing. Exiting...");
*/
music::manager::loadProviders("providers/");
std::string file = "https://www.youtube.com/watch?v=GVC5adzPpiE"; //https://www.youtube.com/watch?v=eBlg2oX0Z0Q
auto provider = music::manager::resolveProvider("YouTube", file); //test.mp3
if(!provider) return 0;
cout << "Using provider -> " << provider->providerName << endl;
cout << "Using provider -> " << provider->providerDescription << endl;
if(true) return 0;
/*
auto fut = provider->createPlayer(file);
fut.waitAndGet(nullptr);
if(fut.failed()){
log::log(log::err, "Could not create: " + fut.errorMegssage());
} else log::log(log::info, "Got!");
//VALID
/*
auto player = provider->createPlayer("https://r5---sn-4g5edned.googlevideo.com/videoplayback?lmt=1491636391724572&key=yt6&itag=251&keepalive=yes&signature=8220B0B2D85AFE6A44CAE901A9C5A5D9A2564DA4.59183C41417E91E04552835738ED0AD1592BD05E&source=youtube&clen=4017657&sparams=clen%2Cdur%2Cei%2Cgir%2Cid%2Cinitcwndbps%2Cip%2Cipbits%2Citag%2Ckeepalive%2Clmt%2Cmime%2Cmm%2Cmn%2Cms%2Cmv%2Cpl%2Crequiressl%2Csource%2Cexpire&gir=yes&expire=1516917262&initcwndbps=856250&ei=rv1pWuvYBI-AV7SlqaAE&dur=234.061&mv=m&mt=1516895537&ms=au&requiressl=yes&ip=93.230.21.99&ipbits=0&mn=sn-4g5edned&mm=31&pl=26&mime=audio%2Fwebm&id=o-ABQnAlwQxtPQJTqHMc9SiTD-bGc1YR2yogmPcVUy1Xxp&ratebypass=yes").waitAndGet(nullptr);
/*
auto player = provider->createPlayer("https://r5---sn-4g5edned.googlevideo.com/videoplayback?mn=sn-4g5edned&mm=31&gir=yes&clen=4017657&requiressl=yes&mv=m&mt=1516820571&ms=au&ei=tdhoWtv0Fd5bY1wLY5qVA&lmt=1491636391724572&key=yt6&ip=80.133.238.232&expire=1516842261&dur=234.061&beids=%5B9466594%5D&id=o-AKeOawWpz0BT9Qxuqria6qw1_eTa3is7UXit4BLIC8re&initcwndbps=591250&source=youtube&sparams=clen%2Cdur%2Cei%2Cgir%2Cid%2Cinitcwndbps%2Cip%2Cipbits%2Citag%2Ckeepalive%2Clmt%2Cmime%2Cmm%2Cmn%2Cms%2Cmv%2Cpl%2Crequiressl%2Csource%2Cexpire&ipbits=0&signature=230305B8592A57E939FDBF2D4C19C16DC2FE0D68.AC475B47E4533071F4A6EA96960384398A15D801&pl=26&itag=251&mime=audio%2Fwebm&keepalive=yes&ratebypass=yes").waitAndGet(nullptr);
*/
auto player = provider->createPlayer(file).waitAndGet(nullptr);
if(!player){
cerr << "Could not load youtube video" << endl;
return -1;
}
if(!player->initialize()){
log::log(log::err, "Could not inizalisze ffmpeg player -> " + player->error());
return 1;
}
player->registerEventHandler("main", [player](music::MusicEvent event){ //FIXME weak ptr
log::log(log::info, "Got event " + to_string(event));
if(event == music::EVENT_ERROR) {
log::log(log::err, "Recived error: " + player->error());
player->clearError();
}
});
player->play();
player->forward(chrono::minutes(0));
cout << "Song length " << duration_cast<seconds>(player->length()).count() << " seconds" << endl;
unsigned int pcm, tmp, dir;
snd_pcm_t *pcm_handle;
snd_pcm_hw_params_t *params;
snd_pcm_uframes_t frames;
int loops;
int channels = 2;
int rate = 48000;
int seconds = duration_cast<std::chrono::seconds>(player->length()).count() + 1;
seconds = 10000;
if (pcm = snd_pcm_open(&pcm_handle, PCM_DEVICE, SND_PCM_STREAM_PLAYBACK, 0) < 0)
printf("ERROR: Can't open \"%s\" PCM device. %s\n",
PCM_DEVICE, snd_strerror(pcm));
snd_pcm_hw_params_alloca(&params);
snd_pcm_hw_params_any(pcm_handle, params);
if (pcm = snd_pcm_hw_params_set_access(pcm_handle, params,
SND_PCM_ACCESS_RW_INTERLEAVED) < 0)
printf("ERROR: Can't set interleaved mode. %s\n", snd_strerror(pcm));
if (pcm = snd_pcm_hw_params_set_format(pcm_handle, params,
SND_PCM_FORMAT_S16_LE) < 0)
printf("ERROR: Can't set format. %s\n", snd_strerror(pcm));
if (pcm = snd_pcm_hw_params_set_channels(pcm_handle, params, channels) < 0)
printf("ERROR: Can't set channels number. %s\n", snd_strerror(pcm));
if (pcm = snd_pcm_hw_params_set_rate_near(pcm_handle, params, &rate, 0) < 0)
printf("ERROR: Can't set rate. %s\n", snd_strerror(pcm));
if (pcm = snd_pcm_hw_params(pcm_handle, params) < 0)
printf("ERROR: Can't set harware parameters. %s\n", snd_strerror(pcm));
printf("PCM name: '%s'\n", snd_pcm_name(pcm_handle));
printf("PCM state: %s\n", snd_pcm_state_name(snd_pcm_state(pcm_handle)));
snd_pcm_hw_params_get_channels(params, &tmp);
printf("channels: %i ", tmp);
if (tmp == 1)
printf("(mono)\n");
else if (tmp == 2)
printf("(stereo)\n");
snd_pcm_hw_params_get_rate(params, &tmp, 0);
printf("rate: %d bps\n", tmp);
printf("seconds: %d\n", seconds);
snd_pcm_hw_params_get_period_size(params, &frames, 0);
cout << "perd size: " << frames << endl;
snd_pcm_hw_params_get_period_time(params, &tmp, NULL);
player->preferredSampleCount(frames);
auto last = system_clock::now();
for (loops = seconds * 1000000 / tmp; loops > 0; loops--) {
//cout << " dur: " << duration_cast<microseconds>(system_clock::now() - last).count() << endl;
auto next = player->popNextSegment();
if(!next) {
log::log(log::info, "END!");
continue;
}
retry:
if (pcm = snd_pcm_writei(pcm_handle, next->segments, next->segmentLength) == -EPIPE) {
printf("XRUN.\n");
snd_pcm_prepare(pcm_handle);
goto retry;
} else if (pcm < 0) {
printf("ERROR. Can't write to PCM device. %s\n", snd_strerror(pcm));
}
//if((system_clock::now() - last) > ::seconds(1)) {
log::log(log::debug, "Time: " + to_string(duration_cast<milliseconds>(system_clock::now() - last).count()) + " | " + to_string(duration_cast<milliseconds>(player->currentIndex()).count()));
last = system_clock::now();
//}
//TODO!
}
snd_pcm_drain(pcm_handle);
snd_pcm_close(pcm_handle);
return 0;
}
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