/**
* Start the audio playback and recording
*
* @param a Audio object
*
* @return 0 if success, otherwise errorcode
*/
int audio_start(struct audio *a)
{
int err;
if (!a)
return EINVAL;
err = stream_start(a->strm);
if (err)
return err;
/* Audio filter */
if (!a->filtl.head && !list_isempty(aufilt_list())) {
err = aufilt_setup(a);
if (err)
return err;
}
/* configurable order of play/src start */
if (a->cfg.src_first) {
err |= start_source(&a->tx, a);
err |= start_player(&a->rx, a);
}
else {
err |= start_player(&a->rx, a);
err |= start_source(&a->tx, a);
}
return err;
}
// ---------------------------------------------------------------------------
void play_playlist(char* player, char* file) {
char buffer[512];
char* line;
FILE* f = fopen(file, "r");
if(f == NULL) return;
while(fgets(buffer, 512, f) != NULL && !stop) {
line = buffer;
line = trim_string(line);
if(line[0] == '#') continue; // skip comments and meta information
// otherwise, check if it is an mp3 and if yes, play it
if(is_mp3(line)) {
char abs_path[256];
// if relative path, add root path
if(line[0] == '/') strcpy(abs_path, line);
else {
strcpy(abs_path, root_path);
strcat(abs_path, "/");
strcat(abs_path, line);
}
start_player(player, abs_path);
} else {
//printf("no mp3: %s\n", line);
}
}
fclose(f);
}
// ---------------------------------------------------------------------------
int main(int argc, char* argv[]) {
// initialize signal handlers
signal(SIGINT, (sig_t)cleanup);
signal(SIGHUP, (sig_t)next_song);
// load settings
Settings_Load("play.conf");
// start playing
if(is_mp3(argv[1])) {
start_player(Settings_Get("program", "player"), argv[1]);
} else if(is_playlist(argv[1])) {
// get path
int i;
for(i = strlen(argv[1]) - 1; i >= 0; i--) {
if(argv[1][i] == '/') {
strcpy(root_path, argv[1]);
root_path[i] = '\0';
break;
}
}
//printf("playlist\r\n");
play_playlist(Settings_Get("program", "player"), argv[1]);
}
// done playing, reset id3 info
FILE* f = fopen(Settings_Get("path", "current_song"), "w");
fprintf(f, "(no artist) - (no title)\r\n");
fclose(f);
Settings_Unload();
return 0;
}
/**
* Start the audio playback and recording
*
* @param a Audio object
*
* @return 0 if success, otherwise errorcode
*/
int audio_start(struct audio *a)
{
int err;
if (!a)
return EINVAL;
/* Audio filter */
if (!list_isempty(aufilt_list())) {
err = aufilt_setup(a);
if (err)
return err;
}
/* configurable order of play/src start */
if (a->cfg.src_first) {
err = start_source(&a->tx, a);
err |= start_player(&a->rx, a);
}
else {
err = start_player(&a->rx, a);
err |= start_source(&a->tx, a);
}
if (err)
return err;
if (a->tx.ac && a->rx.ac) {
if (!a->started) {
info("%H%H",
autx_print_pipeline, &a->tx,
aurx_print_pipeline, &a->rx);
}
a->started = true;
}
return err;
}
