int
raw_open (SF_PRIVATE *psf)
{ int subformat, error = SFE_NO_ERROR ;
subformat = psf->sf.format & SF_FORMAT_SUBMASK ;
psf->endian = psf->sf.format & SF_FORMAT_ENDMASK ;
if (CPU_IS_BIG_ENDIAN && (psf->endian == 0 || psf->endian == SF_ENDIAN_CPU))
psf->endian = SF_ENDIAN_BIG ;
else if (CPU_IS_LITTLE_ENDIAN && (psf->endian == 0 || psf->endian == SF_ENDIAN_CPU))
psf->endian = SF_ENDIAN_LITTLE ;
psf->blockwidth = psf->bytewidth * psf->sf.channels ;
psf->dataoffset = 0 ;
psf->datalength = psf->filelength ;
switch (subformat)
{ case SF_FORMAT_PCM_S8 :
error = pcm_init (psf) ;
break ;
case SF_FORMAT_PCM_U8 :
error = pcm_init (psf) ;
break ;
case SF_FORMAT_PCM_16 :
case SF_FORMAT_PCM_24 :
case SF_FORMAT_PCM_32 :
error = pcm_init (psf) ;
break ;
case SF_FORMAT_ULAW :
error = ulaw_init (psf) ;
break ;
case SF_FORMAT_ALAW :
error = alaw_init (psf) ;
break ;
case SF_FORMAT_GSM610 :
error = gsm610_init (psf) ;
break ;
/* Lite remove start */
case SF_FORMAT_FLOAT :
error = float32_init (psf) ;
break ;
case SF_FORMAT_DOUBLE :
error = double64_init (psf) ;
break ;
case SF_FORMAT_DWVW_12 :
error = dwvw_init (psf, 12) ;
break ;
case SF_FORMAT_DWVW_16 :
error = dwvw_init (psf, 16) ;
break ;
case SF_FORMAT_DWVW_24 :
error = dwvw_init (psf, 24) ;
break ;
case SF_FORMAT_VOX_ADPCM :
error = vox_adpcm_init (psf) ;
break ;
/* Lite remove end */
default : return SFE_BAD_OPEN_FORMAT ;
} ;
return error ;
} /* raw_open */
int
rx2_open (SF_PRIVATE *psf)
{ int error, marker, length, glob_offset, slce_count ;
int sdat_length = 0, slce_total = 0 ;
/* So far only doing read. */
psf_binheader_readf (psf, "Epm4", 0, &marker, &length) ;
if (marker != CAT_MARKER)
{ psf_log_printf (psf, "length : %d\n", length) ;
return -1000 ;
} ;
if (length != psf->filelength - 8)
psf_log_printf (psf, "%M : %d (should be %d)\n", marker, length, psf->filelength - 8) ;
else
psf_log_printf (psf, "%M : %d\n", marker, length) ;
/* 'REX2' marker */
psf_binheader_readf (psf, "m", &marker) ;
psf_log_printf (psf, "%M", marker) ;
/* 'HEAD' marker */
psf_binheader_readf (psf, "m", &marker) ;
psf_log_printf (psf, "%M\n", marker) ;
/* Grab 'GLOB' offset. */
psf_binheader_readf (psf, "E4", &glob_offset) ;
glob_offset += 0x14 ; /* Add the current file offset. */
/* Jump to offset 0x30 */
psf_binheader_readf (psf, "p", 0x30) ;
/* Get name length */
length = 0 ;
psf_binheader_readf (psf, "1", &length) ;
if (length >= SIGNED_SIZEOF (psf->buffer))
{ psf_log_printf (psf, " Text : %d *** Error : Too sf_count_t!\n") ;
return -1001 ;
}
memset (psf->buffer, 0, SIGNED_SIZEOF (psf->buffer)) ;
psf_binheader_readf (psf, "b", psf->buffer, length) ;
psf_log_printf (psf, " Text : \"%s\"\n", psf->buffer) ;
/* Jump to GLOB offset position. */
if (glob_offset & 1)
glob_offset ++ ;
psf_binheader_readf (psf, "p", glob_offset) ;
slce_count = 0 ;
/* GLOB */
while (1)
{ psf_binheader_readf (psf, "m", &marker) ;
if (marker != SLCE_MARKER && slce_count > 0)
{ psf_log_printf (psf, " SLCE count : %d\n", slce_count) ;
slce_count = 0 ;
}
switch (marker)
{ case GLOB_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " %M : %d\n", marker, length) ;
psf_binheader_readf (psf, "j", length) ;
break ;
case RECY_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " %M : %d\n", marker, length) ;
psf_binheader_readf (psf, "j", (length+1) & 0xFFFFFFFE) ; /* ?????? */
break ;
case CAT_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " %M : %d\n", marker, length) ;
/*-psf_binheader_readf (psf, "j", length) ;-*/
break ;
case DEVL_MARKER:
psf_binheader_readf (psf, "mE4", &marker, &length) ;
psf_log_printf (psf, " DEVL%M : %d\n", marker, length) ;
if (length & 1)
length ++ ;
psf_binheader_readf (psf, "j", length) ;
break ;
case EQ_MARKER:
case COMP_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " %M : %d\n", marker, length) ;
/* This is weird!!!! why make this (length - 1) */
if (length & 1)
length ++ ;
psf_binheader_readf (psf, "j", length) ;
break ;
case SLCL_MARKER:
psf_log_printf (psf, " %M\n", marker) ;
slce_count = 0 ;
break ;
case SLCE_MARKER:
/*-psf_log_printf (psf, " %M\n", marker) ;-*/
psf_binheader_readf (psf, "E4", &length) ;
/*-psf_log_printf (psf, " ???????? : 0x%X\n", length) ;-*/
psf_binheader_readf (psf, "E4", &length) ;
/*-psf_log_printf (psf, " Start ? : %d\n", length) ;-*/
psf_binheader_readf (psf, "E4", &length) ;
/*-psf_log_printf (psf, " Length ? : %d\n", length) ;-*/
slce_total += length ;
psf_binheader_readf (psf, "E4", &length) ;
/*-psf_log_printf (psf, " ???????? : 0x%X\n", length) ;-*/
slce_count ++ ;
break ;
case SINF_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " %M : %d\n", marker, length) ;
psf_binheader_readf (psf, "E2", &length) ;
psf_log_printf (psf, " REX Version : %X ?\n", length) ;
psf_binheader_readf (psf, "E44", &psf->sf.samplerate, &psf->sf.frames) ;
psf_log_printf (psf, " Sample Rate : %d\n", psf->sf.samplerate) ;
psf_log_printf (psf, " Frames : %d\n", psf->sf.frames) ;
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " ??????????? : %d\n", length) ;
psf_binheader_readf (psf, "E4", &length) ;
psf_log_printf (psf, " ??????????? : %d\n", length) ;
break ;
case SDAT_MARKER:
psf_binheader_readf (psf, "E4", &length) ;
sdat_length = length ;
/* Get the current offset. */
psf->dataoffset = psf_binheader_readf (psf, NULL) ;
if (psf->dataoffset + length != psf->filelength)
psf_log_printf (psf, " %M : %d (should be %d)\n", marker, length, psf->dataoffset + psf->filelength) ;
else
psf_log_printf (psf, " %M : %d\n", marker, length) ;
break ;
default :
psf_log_printf (psf, "Unknown marker : 0x%X %M", marker, marker) ;
return -1003 ;
break ;
} ;
/* SDAT always last marker in file. */
if (marker == SDAT_MARKER)
break ;
} ;
puts (psf->logbuffer) ;
puts ("-----------------------------------") ;
printf ("SDAT length : %d\n", sdat_length) ;
printf ("SLCE samples : %d\n", slce_total) ;
/* Two bytes per sample. */
printf ("Comp Ratio : %f:1\n", (2.0 * slce_total) / sdat_length) ;
puts (" ") ;
psf->logbuffer [0] = 0 ;
/* OK, have the header althought not too sure what it all means. */
psf->endian = SF_ENDIAN_BIG ;
psf->datalength = psf->filelength - psf->dataoffset ;
if (psf_fseek (psf->filedes, psf->dataoffset, SEEK_SET))
return SFE_BAD_SEEK ;
psf->sf.format = (SF_FORMAT_REX2 | SF_FORMAT_DWVW_12) ;
psf->sf.channels = 1 ;
psf->bytewidth = 2 ;
psf->blockwidth = psf->sf.channels * psf->bytewidth ;
if ((error = dwvw_init (psf, 16)))
return error ;
psf->close = rx2_close ;
if (! psf->sf.frames && psf->blockwidth)
psf->sf.frames = psf->datalength / psf->blockwidth ;
/* All done. */
return 0 ;
} /* rx2_open */
