Ejemplo n.º 1
0
/* ModMusic::openFromFile
 * Loads a mod file for playback
 *******************************************************************/
bool ModMusic::openFromFile(const std::string& filename)
{
    // Init DUMB if needed
    if (!init_done)
        initDumb();

    // Close current module if any
    close();

    // Load module file
    dumb_module = dumb_load_any(filename.c_str(), 0, 0);
    if (dumb_module != NULL)
    {
        initialize(2, 44100);
        return true;
    }
    else
    {
        LOG_MESSAGE(1, "Failed to load module music file \"%s\"", filename.c_str());
        return false;
    }
}
Ejemplo n.º 2
0
// -----------------------------------------------------------------------------
// Loads a mod file for playback
// -----------------------------------------------------------------------------
bool ModMusic::openFromFile(const std::string& filename)
{
	// Init DUMB if needed
	if (!init_done_)
		initDumb();

	// Close current module if any
	close();

	// Load module file
	dumb_module_ = dumb_load_any(filename.c_str(), 0, 0);
	if (dumb_module_ != nullptr)
	{
		initialize(2, 44100);
		return true;
	}
	else
	{
		Log::error(S_FMT("Failed to load module music file \"%s\"", filename.c_str()));
		return false;
	}
}
Ejemplo n.º 3
0
int main(int argc, char *argv[]) {
    int retcode = 1;
    int nerrors = 0;
    streamer_t streamer;
    memset(&streamer, 0, sizeof(streamer_t));

    // Signal handlers
    signal(SIGINT, sig_fn);
    signal(SIGTERM, sig_fn);

    // Initialize SDL2
    if (SDL_Init(SDL_INIT_AUDIO) != 0) {
        fprintf(stderr, "%s\n", SDL_GetError());
        return 1;
    }

    // Defaults
    streamer.freq = 44100;
    streamer.n_channels = 2;
    streamer.bits = 16;
    streamer.volume = 1.0f;
    streamer.quality = DUMB_RQ_CUBIC;

    // commandline argument parser options
    struct arg_lit *arg_help =
        arg_lit0("h", "help", "print this help and exits");
    struct arg_dbl *arg_volume =
        arg_dbl0("v", "volume", "<volume",
                 "sets the output volume (-8.0 to +8.0, default 1.0)");
    struct arg_int *arg_samplerate = arg_int0(
        "s", "samplerate", "<freq>", "sets the sampling rate (default 44100)");
    struct arg_int *arg_quality = arg_int0(
        "r", "quality", "<quality>", "specify the resampling quality to use");
    struct arg_lit *arg_mono =
        arg_lit0("m", "mono", "generate mono output instead of stereo");
    struct arg_lit *arg_eight =
        arg_lit0("8", "eight", "generate 8-bit instead of 16-bit");
    struct arg_lit *arg_noprogress =
        arg_lit0("n", "noprogress", "hide progress bar");
    struct arg_file *arg_output =
        arg_file0("o", "output", "<file>", "output file");
    struct arg_file *arg_input =
        arg_file1(NULL, NULL, "<file>", "input module file");
    struct arg_end *arg_fend = arg_end(20);
    void *argtable[] = {arg_help,       arg_input,      arg_volume,
                        arg_samplerate, arg_quality,    arg_mono,
                        arg_eight,      arg_noprogress, arg_fend};
    const char *progname = "dumbplay";

    // Make sure everything got allocated
    if (arg_nullcheck(argtable) != 0) {
        fprintf(stderr, "%s: insufficient memory\n", progname);
        goto exit_0;
    }

    // Parse inputs
    nerrors = arg_parse(argc, argv, argtable);

    // Handle help
    if (arg_help->count > 0) {
        fprintf(stderr, "Usage: %s", progname);
        arg_print_syntax(stderr, argtable, "\n");
        fprintf(stderr, "\nArguments:\n");
        arg_print_glossary(stderr, argtable, "%-25s %s\n");
        goto exit_0;
    }

    // Handle libargtable errors
    if (nerrors > 0) {
        arg_print_errors(stderr, arg_fend, progname);
        fprintf(stderr, "Try '%s --help' for more information.\n", progname);
        goto exit_0;
    }

    // Handle the switch options
    streamer.input = arg_input->filename[0];
    if (arg_eight->count > 0) {
        streamer.bits = 8;
    }
    if (arg_mono->count > 0) {
        streamer.n_channels = 1;
    }
    if (arg_noprogress->count > 0) {
        streamer.no_progress = true;
    }

    if (arg_volume->count > 0) {
        streamer.volume = arg_volume->dval[0];
        if (streamer.volume < -8.0f || streamer.volume > 8.0f) {
            fprintf(stderr, "Volume must be between -8.0f and 8.0f.\n");
            goto exit_0;
        }
    }

    if (arg_samplerate->count > 0) {
        streamer.freq = arg_samplerate->ival[0];
        if (streamer.freq < 1 || streamer.freq > 96000) {
            fprintf(stderr, "Sampling rate must be between 1 and 96000.\n");
            goto exit_0;
        }
    }

    if (arg_quality->count > 0) {
        streamer.quality = arg_quality->ival[0];
        if (streamer.quality < 0 || streamer.quality >= DUMB_RQ_N_LEVELS) {
            fprintf(stderr, "Quality must be between %d and %d.\n", 0,
                    DUMB_RQ_N_LEVELS - 1);
            goto exit_0;
        }
    }

    // Load source file.
    dumb_register_stdfiles();
    streamer.src = dumb_load_any(streamer.input, 0, 0);
    if (!streamer.src) {
        fprintf(stderr, "Unable to load file %s for playback!\n",
                streamer.input);
        goto exit_0;
    }

    // Set up playback
    streamer.renderer =
        duh_start_sigrenderer(streamer.src, 0, streamer.n_channels, 0);
    streamer.delta = 65536.0f / streamer.freq;
    streamer.sbytes = (streamer.bits / 8) * streamer.n_channels;
    streamer.ssize = duh_get_length(streamer.src);

    // Stop producing samples on module end
    DUMB_IT_SIGRENDERER *itsr = duh_get_it_sigrenderer(streamer.renderer);
    dumb_it_set_loop_callback(itsr, &dumb_it_callback_terminate, NULL);
    dumb_it_set_xm_speed_zero_callback(itsr, &dumb_it_callback_terminate, NULL);
    dumb_it_set_resampling_quality(itsr, streamer.quality);

    // Set up the SDL2 format we want for playback.
    SDL_AudioSpec want;
    SDL_zero(want);
    want.freq = streamer.freq;
    want.format = (streamer.bits == 16) ? AUDIO_S16 : AUDIO_S8;
    want.channels = streamer.n_channels;
    want.samples = SAMPLES;
    want.callback = stream_audio;
    want.userdata = &streamer;

    // Find SDL2 audio device, and request the format we just set up.
    // SDL2 will tell us what we got in the "have" struct.
    SDL_AudioSpec have;
    streamer.dev = SDL_OpenAudioDevice(NULL, 0, &want, &have, 0);
    if (streamer.dev == 0) {
        fprintf(stderr, "%s\n", SDL_GetError());
        goto exit_1;
    }

    // Make sure we got the format we wanted. If not, stop here.
    if (have.format != want.format) {
        fprintf(stderr, "Could not get correct playback format.\n");
        goto exit_2;
    }

    // Play file
    SDL_PauseAudioDevice(streamer.dev, 0);

    // Show initial state of the progress bar (if it is enabled)
    int time_start = SDL_GetTicks();
    float seek = 0.0f;
    int ms_played = 0;
    if (!streamer.no_progress) {
        show_progress(PROGRESSBAR_LENGTH, seek, ms_played);
    }

    // Loop while dumb is still giving data. Update progressbar if enabled.
    while (!stop_signal && !streamer.ended) {
        if (!streamer.no_progress) {
            seek = ((float)streamer.spos) / ((float)streamer.ssize);
            ms_played = SDL_GetTicks() - time_start;
            show_progress(PROGRESSBAR_LENGTH, seek, ms_played);
        }
        SDL_Delay(100);
    }

    // We made it this far without crashing, so let's just exit with no error :)
    retcode = 0;

    // Free up resources and exit.
    if (streamer.sig_samples) {
        destroy_sample_buffer(streamer.sig_samples);
    }

exit_2:
    SDL_CloseAudioDevice(streamer.dev);

exit_1:
    if (streamer.renderer) {
        duh_end_sigrenderer(streamer.renderer);
    }
    if (streamer.src) {
        unload_duh(streamer.src);
    }

exit_0:
    arg_freetable(argtable, sizeof(argtable) / sizeof(argtable[0]));
    SDL_Quit();
    return retcode;
}