static void nist_write_header (SF_PRIVATE *psf) { char *end_str ; if (psf->endian == SF_ENDIAN_BIG) end_str = "10" ; else if (psf->endian == SF_ENDIAN_LITTLE) end_str = "01" ; else end_str = "error" ; /* Clear the whole header. */ memset (psf->header, 0, sizeof (psf->header)) ; psf_asciiheader_printf (psf, "NIST_1A\n 1024\n") ; psf_asciiheader_printf (psf, "channel_count -i %d\n", psf->sf.channels) ; psf_asciiheader_printf (psf, "sample_rate -i %d\n", psf->sf.samplerate) ; psf_asciiheader_printf (psf, "sample_n_bytes -i %d\n", psf->bytewidth) ; psf_asciiheader_printf (psf, "sample_byte_format -s%d %s\n", psf->bytewidth, end_str) ; psf_asciiheader_printf (psf, "sample_sig_bits -i %d\n", psf->sf.pcmbitwidth) ; psf_asciiheader_printf (psf, "sample_count -i %d\n", psf->sf.samples) ; psf_asciiheader_printf (psf, "end_head\n") ; fseek (psf->file, 0, SEEK_SET) ; /* Zero fill to dataoffset. */ psf_binheader_writef (psf, "z", NIST_HEADER_LENGTH - psf->headindex) ; fwrite (psf->header, psf->headindex, 1, psf->file) ; return ; } /* nist_write_header */
static int nist_write_header (SF_PRIVATE *psf, int calc_length) { char *end_str ; long samples ; sf_count_t current ; current = psf_ftell (psf->filedes) ; /* Prevent compiler warning. */ calc_length = calc_length ; if (psf->endian == SF_ENDIAN_BIG) end_str = "10" ; else if (psf->endian == SF_ENDIAN_LITTLE) end_str = "01" ; else end_str = "error" ; /* Clear the whole header. */ memset (psf->header, 0, sizeof (psf->header)) ; psf->headindex = 0 ; psf_fseek (psf->filedes, 0, SEEK_SET) ; psf_asciiheader_printf (psf, "NIST_1A\n 1024\n") ; psf_asciiheader_printf (psf, "channel_count -i %d\n", psf->sf.channels) ; psf_asciiheader_printf (psf, "sample_rate -i %d\n", psf->sf.samplerate) ; switch (psf->sf.format & SF_FORMAT_SUBMASK) { case SF_FORMAT_PCM_S8 : psf_asciiheader_printf (psf, "sample_coding -s3 pcm\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -i 1\n" "sample_sig_bits -i 8\n") ; break ; case SF_FORMAT_PCM_16 : case SF_FORMAT_PCM_24 : case SF_FORMAT_PCM_32 : psf_asciiheader_printf (psf, "sample_n_bytes -i %d\n", psf->bytewidth) ; psf_asciiheader_printf (psf, "sample_sig_bits -i %d\n", psf->bytewidth * 8) ; psf_asciiheader_printf (psf, "sample_coding -s3 pcm\n" "sample_byte_format -s%d %s\n", psf->bytewidth, end_str) ; break ; case SF_FORMAT_ALAW : psf_asciiheader_printf (psf, "sample_coding -s4 alaw\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -s1 1\n") ; break ; case SF_FORMAT_ULAW : psf_asciiheader_printf (psf, "sample_coding -s4 ulaw\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -s1 1\n") ; break ; default : return SFE_UNIMPLEMENTED ; } ; psf->dataoffset = NIST_HEADER_LENGTH ; /* Fix this */ samples = psf->sf.frames ; psf_asciiheader_printf (psf, "sample_count -i %ld\n", samples) ; psf_asciiheader_printf (psf, "end_head\n") ; /* Zero fill to dataoffset. */ psf_binheader_writef (psf, "z", NIST_HEADER_LENGTH - psf->headindex) ; psf_fwrite (psf->header, psf->headindex, 1, psf->filedes) ; if (current > 0) psf_fseek (psf->filedes, current, SEEK_SET) ; return 0 ; } /* nist_write_header */
static int nist_write_header (SF_PRIVATE *psf, int calc_length) { const char *end_str ; long samples ; sf_count_t current ; current = psf_ftell (psf) ; if (calc_length) { psf->filelength = psf_get_filelen (psf) ; psf->datalength = psf->filelength - psf->dataoffset ; if (psf->dataend) psf->datalength -= psf->filelength - psf->dataend ; if (psf->bytewidth > 0) psf->sf.frames = psf->datalength / (psf->bytewidth * psf->sf.channels) ; } ; if (psf->endian == SF_ENDIAN_BIG) end_str = "10" ; else if (psf->endian == SF_ENDIAN_LITTLE) end_str = "01" ; else end_str = "error" ; /* Clear the whole header. */ memset (psf->header.ptr, 0, psf->header.len) ; psf->header.indx = 0 ; psf_fseek (psf, 0, SEEK_SET) ; psf_asciiheader_printf (psf, "NIST_1A\n 1024\n") ; psf_asciiheader_printf (psf, "channel_count -i %d\n", psf->sf.channels) ; psf_asciiheader_printf (psf, "sample_rate -i %d\n", psf->sf.samplerate) ; switch (SF_CODEC (psf->sf.format)) { case SF_FORMAT_PCM_S8 : psf_asciiheader_printf (psf, "sample_coding -s3 pcm\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -i 1\n" "sample_sig_bits -i 8\n") ; break ; case SF_FORMAT_PCM_16 : case SF_FORMAT_PCM_24 : case SF_FORMAT_PCM_32 : psf_asciiheader_printf (psf, "sample_n_bytes -i %d\n", psf->bytewidth) ; psf_asciiheader_printf (psf, "sample_sig_bits -i %d\n", psf->bytewidth * 8) ; psf_asciiheader_printf (psf, "sample_coding -s3 pcm\n" "sample_byte_format -s%d %s\n", psf->bytewidth, end_str) ; break ; case SF_FORMAT_ALAW : psf_asciiheader_printf (psf, "sample_coding -s4 alaw\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -s1 1\n") ; break ; case SF_FORMAT_ULAW : psf_asciiheader_printf (psf, "sample_coding -s4 ulaw\n") ; psf_asciiheader_printf (psf, "sample_n_bytes -s1 1\n") ; break ; default : return SFE_UNIMPLEMENTED ; } ; psf->dataoffset = NIST_HEADER_LENGTH ; /* Fix this */ samples = psf->sf.frames ; psf_asciiheader_printf (psf, "sample_count -i %ld\n", samples) ; psf_asciiheader_printf (psf, "end_head\n") ; /* Zero fill to dataoffset. */ psf_binheader_writef (psf, "z", BHWz ((size_t) (NIST_HEADER_LENGTH - psf->header.indx))) ; psf_fwrite (psf->header.ptr, psf->header.indx, 1, psf) ; if (psf->error) return psf->error ; if (current > 0) psf_fseek (psf, current, SEEK_SET) ; return psf->error ; } /* nist_write_header */