static int
au_close (SF_PRIVATE *psf)
{ if (psf->file.mode == SFM_WRITE || psf->file.mode == SFM_RDWR)
au_write_header (psf, SF_TRUE) ;
return 0 ;
} /* au_close */
int
au_open (SF_PRIVATE *psf)
{ int subformat ;
int error = 0 ;
if (psf->file.mode == SFM_READ || (psf->file.mode == SFM_RDWR && psf->filelength > 0))
{ if ((error = au_read_header (psf)))
return error ;
} ;
if ((SF_CONTAINER (psf->sf.format)) != SF_FORMAT_AU)
return SFE_BAD_OPEN_FORMAT ;
subformat = SF_CODEC (psf->sf.format) ;
if (psf->file.mode == SFM_WRITE || psf->file.mode == SFM_RDWR)
{ psf->endian = SF_ENDIAN (psf->sf.format) ;
if (CPU_IS_LITTLE_ENDIAN && psf->endian == SF_ENDIAN_CPU)
psf->endian = SF_ENDIAN_LITTLE ;
else if (psf->endian != SF_ENDIAN_LITTLE)
psf->endian = SF_ENDIAN_BIG ;
if (au_write_header (psf, SF_FALSE))
return psf->error ;
psf->write_header = au_write_header ;
} ;
psf->container_close = au_close ;
psf->blockwidth = psf->bytewidth * psf->sf.channels ;
switch (subformat)
{ case SF_FORMAT_ULAW : /* 8-bit Ulaw encoding. */
ulaw_init (psf) ;
break ;
case SF_FORMAT_PCM_S8 : /* 8-bit linear PCM. */
error = pcm_init (psf) ;
break ;
case SF_FORMAT_PCM_16 : /* 16-bit linear PCM. */
case SF_FORMAT_PCM_24 : /* 24-bit linear PCM */
case SF_FORMAT_PCM_32 : /* 32-bit linear PCM. */
error = pcm_init (psf) ;
break ;
case SF_FORMAT_ALAW : /* 8-bit Alaw encoding. */
alaw_init (psf) ;
break ;
/* Lite remove start */
case SF_FORMAT_FLOAT : /* 32-bit floats. */
error = float32_init (psf) ;
break ;
case SF_FORMAT_DOUBLE : /* 64-bit double precision floats. */
error = double64_init (psf) ;
break ;
case SF_FORMAT_G721_32 :
error = g72x_init (psf) ;
psf->sf.seekable = SF_FALSE ;
break ;
case SF_FORMAT_G723_24 :
error = g72x_init (psf) ;
psf->sf.seekable = SF_FALSE ;
break ;
case SF_FORMAT_G723_40 :
error = g72x_init (psf) ;
psf->sf.seekable = SF_FALSE ;
break ;
/* Lite remove end */
default : break ;
} ;
return error ;
} /* au_open */
