static int cdt_cas_fill_wave( int16_t *buffer, int length, uint8_t *bytes )
{
int16_t *p = buffer;
int size = 0;
t_scale = (40 / 35); /* scale to 4MHz */
size = tzx_cas_do_work(&p);
return size;
}
static int tzx_cas_fill_wave( int16_t *buffer, int length, uint8_t *bytes )
{
int16_t *p = buffer;
int size = 0;
t_scale = 1.0;
size = tzx_cas_do_work(&p);
return size;
}
static int tzx_cas_to_wav_size( const uint8_t *casdata, int caslen )
{
int size = 0;
/* Header size plus major and minor version number */
if (caslen < 10)
{
LOG_FORMATS("tzx_cas_to_wav_size: cassette image too small\n");
goto cleanup;
}
/* Check for correct header */
if (memcmp(casdata, TZX_HEADER, sizeof(TZX_HEADER)))
{
LOG_FORMATS("tzx_cas_to_wav_size: cassette image has incompatible header\n");
goto cleanup;
}
/* Check major version number in header */
if (casdata[0x08] > SUPPORTED_VERSION_MAJOR)
{
LOG_FORMATS("tzx_cas_to_wav_size: unsupported version\n");
goto cleanup;
}
tzx_cas_get_blocks(casdata, caslen);
LOG_FORMATS("tzx_cas_to_wav_size: %d blocks found\n", block_count);
if (block_count == 0)
{
LOG_FORMATS("tzx_cas_to_wav_size: no blocks found!\n");
goto cleanup;
}
size = tzx_cas_do_work(nullptr);
return size;
cleanup:
return -1;
}
static int tzx_cas_fill_wave( INT16 *buffer, int length, UINT8 *bytes ) {
INT16 *p = buffer;
int size = 0;
size = tzx_cas_do_work( &p );
return size;
}
