int main(int argc, char *argv[])
{
int autoconnect = 0;
jack_options_t jack_opt = JackNullOption;
char *client_name = DEFAULT_CLIENT_NAME;
char *connect_left = NULL;
char *connect_right = NULL;
const char *format_name = NULL;
int bitrate = DEFAULT_BITRATE;
int sync_period = DEFAULT_SYNC_PERIOD;
float sleep_time = 0;
time_t next_sync = 0;
int i,opt;
// Make STDOUT unbuffered
setbuf(stdout, NULL);
// Parse Switches
while ((opt = getopt(argc, argv, "al:r:n:N:O:p:jf:b:Q:d:c:R:L:s:uvqh")) != -1) {
switch (opt) {
case 'a': autoconnect = 1; break;
case 'l': connect_left = optarg; break;
case 'r': connect_right = optarg; break;
case 'n': client_name = optarg; break;
case 'N': archive_name = optarg; break;
case 'O': originator = strdup(optarg); break;
case 'p': archive_period_seconds = atol(optarg); break;
case 'j': jack_opt |= JackNoStartServer; break;
case 'f': format_name = rotter_str_tolower(optarg); break;
case 'b': bitrate = atoi(optarg); break;
case 'Q': vbr_quality = atof(optarg); break;
case 'd': delete_hours = atoi(optarg); break;
case 'c': channels = atoi(optarg); break;
case 'R': rb_duration = atof(optarg); break;
case 'L': file_layout = optarg; break;
case 's': sync_period = atoi(optarg); break;
case 'u': utc = 1; break;
case 'v': verbose = 1; break;
case 'q': quiet = 1; break;
default: usage(); break;
}
}
// Validate parameters
if (quiet && verbose) {
rotter_error("Can't be quiet and verbose at the same time.");
usage();
}
// Check the number of channels
if (channels!=1 && channels!=2) {
rotter_error("Number of channels should be either 1 or 2.");
usage();
}
// Check remaining arguments
argc -= optind;
argv += optind;
if (argc!=1) {
rotter_error("%s requires a root directory argument.", PACKAGE_NAME);
usage();
} else {
root_directory = argv[0];
if (root_directory[strlen(root_directory)-1] == '/')
root_directory[strlen(root_directory)-1] = 0;
if (rotter_directory_exists(root_directory)) {
rotter_debug("Root directory: %s", root_directory);
} else {
rotter_fatal("Root directory does not exist: %s", root_directory);
goto cleanup;
}
}
// Search for the selected output format
if (format_name) {
for(i=0; format_list[i].name; i++) {
if (strcmp( format_list[i].name, format_name ) == 0) {
// Found desired format
output_format = &format_list[i];
rotter_debug("User selected [%s] '%s'.", output_format->name, output_format->desc);
break;
}
}
if (output_format==NULL) {
rotter_fatal("Failed to find format [%s], please check the supported format list.", format_name);
goto cleanup;
}
} else {
output_format = &format_list[0];
}
// No originator defined?
if (!originator) {
originator = rotter_get_hostname();
}
// Initialise JACK
if (init_jack( client_name, jack_opt )) {
rotter_debug("Failed to initialise Jack client.");
goto cleanup;
}
// Create ring buffers
if (init_ringbuffers()) {
rotter_debug("Failed to initialise ring buffers.");
goto cleanup;
}
// Create temporary buffer for reading samples into
if (init_tmpbuffers(output_format->samples_per_frame)) {
rotter_debug("Failed to initialise temporary buffers.");
goto cleanup;
}
// Initialise encoder
encoder = output_format->initfunc(output_format, channels, bitrate);
if (encoder==NULL) {
rotter_debug("Failed to initialise encoder.");
goto cleanup;
}
// Activate JACK
if (jack_activate(client)) {
rotter_fatal("Cannot activate JACK client.");
goto cleanup;
}
// Setup signal handlers
signal(SIGTERM, rotter_termination_handler);
signal(SIGINT, rotter_termination_handler);
signal(SIGHUP, rotter_termination_handler);
// Auto-connect our input ports ?
if (autoconnect) autoconnect_jack_ports( client );
if (connect_left) connect_jack_port( connect_left, inport[0] );
if (connect_right && channels == 2) connect_jack_port( connect_right, inport[1] );
// Calculate period to wait when there is no audio to process
sleep_time = (2.0f * output_format->samples_per_frame / jack_get_sample_rate( client ));
rotter_debug("Sleep period is %dms.", (int)(sleep_time * 1000));
while( rotter_run_state == ROTTER_STATE_RUNNING ) {
time_t now = time(NULL);
int samples_processed = rotter_process_audio();
if (samples_processed <= 0) {
usleep(sleep_time * 1000000);
}
// Is it time to sync the encoded audio to disk?
if (next_sync < now) {
rotter_sync_to_disk();
next_sync = now + sync_period;
}
deletefiles_cleanup_child();
}
cleanup:
// Clean up JACK
deinit_jack();
// Free buffers and close files
deinit_tmpbuffers();
deinit_ringbuffers();
// Shut down encoder
if (encoder)
encoder->deinit();
// Free the originator string
if (originator)
free(originator);
// Did something go wrong?
if (rotter_run_state == ROTTER_STATE_QUITING) {
return EXIT_SUCCESS;
} else {
return EXIT_FAILURE;
}
}
// Initialise Jack related stuff
static jack_client_t* init_jack( MastSendTool* tool )
{
const char* client_name = tool->get_tool_name();
jack_client_t* client = NULL;
jack_status_t status;
size_t ringbuffer_size = 0;
int port_count = tool->get_input_channels();
int i = 0;
pthread_mutex_init(&g_ringbuffer_cond_mutex, NULL);
pthread_cond_init(&g_ringbuffer_cond, NULL);
// Register with Jack
if ((client = jack_client_open(client_name, g_client_opt, &status)) == 0) {
MAST_ERROR("Failed to start jack client: 0x%x", status);
return NULL;
} else {
MAST_INFO( "JACK client registered as '%s'", jack_get_client_name( client ) );
}
// Create our input port(s)
if (port_count==1) {
if (!(g_jackport[0] = jack_port_register(client, "mono", JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput, 0))) {
MAST_ERROR("Cannot register mono input port");
return NULL;
}
} else {
if (!(g_jackport[0] = jack_port_register(client, "left", JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput, 0))) {
MAST_ERROR("Cannot register left input port");
return NULL;
}
if (!(g_jackport[1] = jack_port_register(client, "right", JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput, 0))) {
MAST_ERROR( "Cannot register left input port");
return NULL;
}
}
// Create ring buffer
ringbuffer_size = jack_get_sample_rate( client ) * g_rb_duration * port_count * sizeof(int16_t) / 1000;
MAST_INFO("Duration of the ring buffer is %d ms (%d bytes)", g_rb_duration, (int)ringbuffer_size );
if (!(g_ringbuffer = jack_ringbuffer_create( ringbuffer_size ))) {
MAST_ERROR("Cannot create ringbuffer %d", i);
return NULL;
}
// Register callbacks
jack_on_shutdown(client, shutdown_callback, tool );
jack_set_buffer_size_callback( client, buffersize_callback, tool);
jack_set_process_callback(client, process_callback, tool);
// Create conversion buffer
buffersize_callback( jack_get_buffer_size(client), tool );
// Activate JACK
if (jack_activate(client)) MAST_FATAL("Cannot activate JACK client");
/* Auto connect ports ? */
if (g_do_autoconnect) autoconnect_jack_ports( client, tool->get_input_channels() );
return client;
}
static int connect_jack_ports(out123_handle *ao
, jack_handle_t* handle)
{
debug1("connect_jack_ports with dev=%s", ao->device ? ao->device : "<nil>");
if(ao->device==NULL || strcmp(ao->device, "auto")==0)
return autoconnect_jack_ports(ao, handle);
else
{
/* Parse device for a set of ports, comma separated. */
const char** wishlist; /* Channels and end marker. */
int wish_channels = 1; /* Numper of entries in wishlist. */
char *devcopy, *chr;
int ret;
int c;
size_t len;
len = strlen(ao->device);
/* We connect as many JACK ports as desired, possibly duplicating. */
for(chr=ao->device; *chr; ++chr)
if(*chr == ',')
++wish_channels;
debug1("wish_channels: %i", wish_channels);
wishlist = malloc(sizeof(char*)*(wish_channels+1));
devcopy = compat_strdup(ao->device);
if(devcopy == NULL || wishlist == NULL)
{
if(devcopy)
free(devcopy);
if(wishlist)
free(wishlist);
if(!AOQUIET)
error("OOM");
return 0;
}
for(c=0;c<=wish_channels;++c)
wishlist[c] = NULL;
if(len && strcmp(devcopy, "none"))
{
size_t i=0;
wishlist[0] = devcopy;
for(c=0;c<wish_channels;++c)
{
while(devcopy[i] != 0 && devcopy[i] != ',') ++i;
debug2("devcopy[%"SIZE_P"]=%i", i, devcopy[i]);
if(devcopy[i] == ',')
{
/* Terminate previous port name, assign next one. */
devcopy[i++] = 0;
debug2("terminaled wish %i: %s", c, wishlist[c]);
if(c+1 < wish_channels)
wishlist[c+1] = devcopy+i;
}
else
break;
}
}
if(wishlist[0] == NULL && !AOQUIET)
warning("Not connecting up jack ports as requested.");
ret = real_connect_jack_ports(ao, handle, wishlist);
free(devcopy);
free(wishlist);
return ret;
}
return 1;
}
