C++ (Cpp) iff_load Examples

Example #1

File: emod_load.c Project: GenericHero/libxmp-3ds

static int emod_load(struct module_data *m, HIO_HANDLE * f, const int start)
{
	iff_handle handle;
	int ret;

	LOAD_INIT();

	hio_read32b(f);		/* FORM */
	hio_read32b(f);
	hio_read32b(f);		/* EMOD */

	handle = iff_new();
	if (handle == NULL)
		return -1;

	/* IFF chunk IDs */
	ret = iff_register(handle, "EMIC", get_emic);
	ret |= iff_register(handle, "PATT", get_patt);
	ret |= iff_register(handle, "8SMP", get_8smp);

	if (ret != 0)
		return -1;

	/* Load IFF chunks */
	if (iff_load(handle, m, f, NULL) < 0) {
		iff_release(handle);
		return -1;
	}

	iff_release(handle);

	return 0;
}

Example #2

File: pt3_load.c Project: Justasic/libxmp

static int pt3_load(struct module_data *m, HIO_HANDLE *f, const int start)
{
    iff_handle handle;
    char buf[20];
    int ret;

    LOAD_INIT();

    hio_read32b(f);		/* FORM */
    hio_read32b(f);		/* size */
    hio_read32b(f);		/* MODL */
    hio_read32b(f);		/* VERS */
    hio_read32b(f);		/* VERS size */

    hio_read(buf, 1, 10, f);
    set_type(m, "%-6.6s IFFMODL", buf + 4);

    handle = iff_new();
    if (handle == NULL)
        return -1;

    /* IFF chunk IDs */
    ret = iff_register(handle, "INFO", get_info);
    ret |= iff_register(handle, "CMNT", get_cmnt);
    ret |= iff_register(handle, "PTDT", get_ptdt);

    if (ret != 0)
        return -1;

    iff_set_quirk(handle, IFF_FULL_CHUNK_SIZE);

    /* Load IFF chunks */
    if (iff_load(handle, m, f, NULL) < 0) {
        iff_release(handle);
        return -1;
    }

    iff_release(handle);

    /* Sanity check */
    if (m->mod.smp <= 0) {
        return -1;
    }

    return 0;
}

Example #3

File: okt_load.c Project: yulizi1937/modo_android

static int okt_load(struct module_data *m, HIO_HANDLE * f, const int start)
{
    iff_handle handle;
    struct local_data data;
    int ret;

    LOAD_INIT();

    hio_seek(f, 8, SEEK_CUR);	/* OKTASONG */

    handle = iff_new();
    if (handle == NULL)
        return -1;

    memset(&data, 0, sizeof(struct local_data));

    /* IFF chunk IDs */
    ret = iff_register(handle, "CMOD", get_cmod);
    ret |= iff_register(handle, "SAMP", get_samp);
    ret |= iff_register(handle, "SPEE", get_spee);
    ret |= iff_register(handle, "SLEN", get_slen);
    ret |= iff_register(handle, "PLEN", get_plen);
    ret |= iff_register(handle, "PATT", get_patt);
    ret |= iff_register(handle, "PBOD", get_pbod);
    ret |= iff_register(handle, "SBOD", get_sbod);

    if (ret != 0)
        return -1;

    set_type(m, "Oktalyzer");

    MODULE_INFO();

    /* Load IFF chunks */
    if (iff_load(handle, m, f, &data) < 0) {
        iff_release(handle);
        return -1;
    }

    iff_release(handle);

    return 0;
}

Example #4

File: gal4_load.c Project: GenericHero/libxmp-3ds

static int gal4_load(struct module_data *m, HIO_HANDLE *f, const int start)
{
	struct xmp_module *mod = &m->mod;
	iff_handle handle;
	int i, ret, offset;
	struct local_data data;

	LOAD_INIT();

	hio_read32b(f);	/* Skip RIFF */
	hio_read32b(f);	/* Skip size */
	hio_read32b(f);	/* Skip AM   */

	offset = hio_tell(f);

	mod->smp = mod->ins = 0;

	handle = iff_new();
	if (handle == NULL)
		return -1;

	/* IFF chunk IDs */
	ret = iff_register(handle, "MAIN", get_main);
	ret |= iff_register(handle, "ORDR", get_ordr);
	ret |= iff_register(handle, "PATT", get_patt_cnt);
	ret |= iff_register(handle, "INST", get_inst_cnt);

	if (ret != 0)
		return -1;

	iff_set_quirk(handle, IFF_LITTLE_ENDIAN);
	iff_set_quirk(handle, IFF_CHUNK_TRUNC4);

	/* Load IFF chunks */
	if (iff_load(handle, m, f, &data) < 0) {
		iff_release(handle);
		return -1;
	}

	iff_release(handle);

	mod->trk = mod->pat * mod->chn;

	MODULE_INFO();

	if (instrument_init(mod) < 0)
		return -1;

	if (pattern_init(mod) < 0)
		return -1;

	D_(D_INFO "Stored patterns: %d\n", mod->pat);
	D_(D_INFO "Stored samples : %d ", mod->smp);

	hio_seek(f, start + offset, SEEK_SET);
	data.snum = 0;

	handle = iff_new();
	if (handle == NULL)
		return -1;

	/* IFF chunk IDs */
	ret = iff_register(handle, "PATT", get_patt);
	ret |= iff_register(handle, "INST", get_inst);

	if (ret != 0)
		return -1;

	iff_set_quirk(handle, IFF_LITTLE_ENDIAN);
	iff_set_quirk(handle, IFF_CHUNK_TRUNC4);

	/* Load IFF chunks */
	if (iff_load(handle, m, f, &data) < 0) {
		iff_release(handle);
		return -1;
	}

	iff_release(handle);

	/* Alloc missing patterns */
	for (i = 0; i < mod->pat; i++) {
		if (mod->xxp[i] == NULL) {
			if (pattern_tracks_alloc(mod, i, 64) < 0) {
				return -1;
			}
		}
	}

	for (i = 0; i < mod->chn; i++) {
		mod->xxc[i].pan = 0x80;
	}

	m->quirk |= QUIRKS_FT2;
	m->read_event_type = READ_EVENT_FT2;

	return 0;
}