diff options
Diffstat (limited to 'libs/libsndfile/src/pcm.c')
| -rw-r--r-- | libs/libsndfile/src/pcm.c | 2899 |
1 files changed, 0 insertions, 2899 deletions
diff --git a/libs/libsndfile/src/pcm.c b/libs/libsndfile/src/pcm.c deleted file mode 100644 index bad607c165..0000000000 --- a/libs/libsndfile/src/pcm.c +++ /dev/null @@ -1,2899 +0,0 @@ -/* -** Copyright (C) 1999-2005 Erik de Castro Lopo <erikd@mega-nerd.com> -** -** This program is free software; you can redistribute it and/or modify -** it under the terms of the GNU Lesser General Public License as published by -** the Free Software Foundation; either version 2.1 of the License, or -** (at your option) any later version. -** -** This program is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU Lesser General Public License for more details. -** -** You should have received a copy of the GNU Lesser General Public License -** along with this program; if not, write to the Free Software -** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -*/ - -#include "sfconfig.h" - -#include "sndfile.h" -#include "sfendian.h" -#include "float_cast.h" -#include "common.h" - -/* Need to be able to handle 3 byte (24 bit) integers. So defined a -** type and use SIZEOF_TRIBYTE instead of (tribyte). -*/ - -typedef void tribyte ; - -#define SIZEOF_TRIBYTE 3 - -static sf_count_t pcm_read_sc2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_uc2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bes2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_les2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bet2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_let2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bei2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; -static sf_count_t pcm_read_lei2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) ; - -static sf_count_t pcm_read_sc2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_uc2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bes2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_les2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bet2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_let2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bei2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; -static sf_count_t pcm_read_lei2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) ; - -static sf_count_t pcm_read_sc2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_uc2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bes2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_les2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bet2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_let2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bei2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; -static sf_count_t pcm_read_lei2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) ; - -static sf_count_t pcm_read_sc2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_uc2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bes2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_les2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bet2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_let2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_bei2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; -static sf_count_t pcm_read_lei2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) ; - -static sf_count_t pcm_write_s2sc (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2uc (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2bes (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2les (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2bet (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2let (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2bei (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; -static sf_count_t pcm_write_s2lei (SF_PRIVATE *psf, const short *ptr, sf_count_t len) ; - -static sf_count_t pcm_write_i2sc (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2uc (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2bes (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2les (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2bet (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2let (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2bei (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; -static sf_count_t pcm_write_i2lei (SF_PRIVATE *psf, const int *ptr, sf_count_t len) ; - -static sf_count_t pcm_write_f2sc (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2uc (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2bes (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2les (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2bet (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2let (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2bei (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; -static sf_count_t pcm_write_f2lei (SF_PRIVATE *psf, const float *ptr, sf_count_t len) ; - -static sf_count_t pcm_write_d2sc (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2uc (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2bes (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2les (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2bet (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2let (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2bei (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; -static sf_count_t pcm_write_d2lei (SF_PRIVATE *psf, const double *ptr, sf_count_t len) ; - -/*----------------------------------------------------------------------------------------------- -*/ - -enum -{ /* Char type for 8 bit files. */ - SF_CHARS_SIGNED = 200, - SF_CHARS_UNSIGNED = 201 -} ; - -/*----------------------------------------------------------------------------------------------- -*/ - -int -pcm_init (SF_PRIVATE *psf) -{ int chars = 0 ; - - if (psf->bytewidth == 0 || psf->sf.channels == 0) - return SFE_INTERNAL ; - - psf->blockwidth = psf->bytewidth * psf->sf.channels ; - - if ((psf->sf.format & SF_FORMAT_SUBMASK) == SF_FORMAT_PCM_S8) - chars = SF_CHARS_SIGNED ; - else if ((psf->sf.format & SF_FORMAT_SUBMASK) == SF_FORMAT_PCM_U8) - chars = SF_CHARS_UNSIGNED ; - - if (psf->mode == SFM_READ || psf->mode == SFM_RDWR) - { switch (psf->bytewidth * 0x10000 + psf->endian + chars) - { case (0x10000 + SF_ENDIAN_BIG + SF_CHARS_SIGNED) : - case (0x10000 + SF_ENDIAN_LITTLE + SF_CHARS_SIGNED) : - psf->read_short = pcm_read_sc2s ; - psf->read_int = pcm_read_sc2i ; - psf->read_float = pcm_read_sc2f ; - psf->read_double = pcm_read_sc2d ; - break ; - case (0x10000 + SF_ENDIAN_BIG + SF_CHARS_UNSIGNED) : - case (0x10000 + SF_ENDIAN_LITTLE + SF_CHARS_UNSIGNED) : - psf->read_short = pcm_read_uc2s ; - psf->read_int = pcm_read_uc2i ; - psf->read_float = pcm_read_uc2f ; - psf->read_double = pcm_read_uc2d ; - break ; - - case (2 * 0x10000 + SF_ENDIAN_BIG) : - psf->read_short = pcm_read_bes2s ; - psf->read_int = pcm_read_bes2i ; - psf->read_float = pcm_read_bes2f ; - psf->read_double = pcm_read_bes2d ; - break ; - case (3 * 0x10000 + SF_ENDIAN_BIG) : - psf->read_short = pcm_read_bet2s ; - psf->read_int = pcm_read_bet2i ; - psf->read_float = pcm_read_bet2f ; - psf->read_double = pcm_read_bet2d ; - break ; - case (4 * 0x10000 + SF_ENDIAN_BIG) : - psf->read_short = pcm_read_bei2s ; - psf->read_int = pcm_read_bei2i ; - psf->read_float = pcm_read_bei2f ; - psf->read_double = pcm_read_bei2d ; - break ; - - case (2 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->read_short = pcm_read_les2s ; - psf->read_int = pcm_read_les2i ; - psf->read_float = pcm_read_les2f ; - psf->read_double = pcm_read_les2d ; - break ; - case (3 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->read_short = pcm_read_let2s ; - psf->read_int = pcm_read_let2i ; - psf->read_float = pcm_read_let2f ; - psf->read_double = pcm_read_let2d ; - break ; - case (4 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->read_short = pcm_read_lei2s ; - psf->read_int = pcm_read_lei2i ; - psf->read_float = pcm_read_lei2f ; - psf->read_double = pcm_read_lei2d ; - break ; - default : - psf_log_printf (psf, "pcm.c returning SFE_UNIMPLEMENTED\n") ; - return SFE_UNIMPLEMENTED ; - } ; - } ; - - if (psf->mode == SFM_WRITE || psf->mode == SFM_RDWR) - { switch (psf->bytewidth * 0x10000 + psf->endian + chars) - { case (0x10000 + SF_ENDIAN_BIG + SF_CHARS_SIGNED) : - case (0x10000 + SF_ENDIAN_LITTLE + SF_CHARS_SIGNED) : - psf->write_short = pcm_write_s2sc ; - psf->write_int = pcm_write_i2sc ; - psf->write_float = pcm_write_f2sc ; - psf->write_double = pcm_write_d2sc ; - break ; - case (0x10000 + SF_ENDIAN_BIG + SF_CHARS_UNSIGNED) : - case (0x10000 + SF_ENDIAN_LITTLE + SF_CHARS_UNSIGNED) : - psf->write_short = pcm_write_s2uc ; - psf->write_int = pcm_write_i2uc ; - psf->write_float = pcm_write_f2uc ; - psf->write_double = pcm_write_d2uc ; - break ; - - case (2 * 0x10000 + SF_ENDIAN_BIG) : - psf->write_short = pcm_write_s2bes ; - psf->write_int = pcm_write_i2bes ; - psf->write_float = pcm_write_f2bes ; - psf->write_double = pcm_write_d2bes ; - break ; - - case (3 * 0x10000 + SF_ENDIAN_BIG) : - psf->write_short = pcm_write_s2bet ; - psf->write_int = pcm_write_i2bet ; - psf->write_float = pcm_write_f2bet ; - psf->write_double = pcm_write_d2bet ; - break ; - - case (4 * 0x10000 + SF_ENDIAN_BIG) : - psf->write_short = pcm_write_s2bei ; - psf->write_int = pcm_write_i2bei ; - psf->write_float = pcm_write_f2bei ; - psf->write_double = pcm_write_d2bei ; - break ; - - case (2 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->write_short = pcm_write_s2les ; - psf->write_int = pcm_write_i2les ; - psf->write_float = pcm_write_f2les ; - psf->write_double = pcm_write_d2les ; - break ; - - case (3 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->write_short = pcm_write_s2let ; - psf->write_int = pcm_write_i2let ; - psf->write_float = pcm_write_f2let ; - psf->write_double = pcm_write_d2let ; - break ; - - case (4 * 0x10000 + SF_ENDIAN_LITTLE) : - psf->write_short = pcm_write_s2lei ; - psf->write_int = pcm_write_i2lei ; - psf->write_float = pcm_write_f2lei ; - psf->write_double = pcm_write_d2lei ; - break ; - - default : - psf_log_printf (psf, "pcm.c returning SFE_UNIMPLEMENTED\n") ; - return SFE_UNIMPLEMENTED ; - } ; - - } ; - - if (psf->filelength > psf->dataoffset) - { psf->datalength = (psf->dataend > 0) ? psf->dataend - psf->dataoffset : - psf->filelength - psf->dataoffset ; - } - else - psf->datalength = 0 ; - - psf->sf.frames = psf->datalength / psf->blockwidth ; - - return 0 ; -} /* pcm_init */ - -/*============================================================================== -*/ - -static inline void -sc2s_array (signed char *src, int count, short *dest) -{ while (--count >= 0) - { dest [count] = src [count] << 8 ; - } ; -} /* sc2s_array */ - -static inline void -uc2s_array (unsigned char *src, int count, short *dest) -{ while (--count >= 0) - { dest [count] = (((short) src [count]) - 0x80) << 8 ; - } ; -} /* uc2s_array */ - -static inline void -let2s_array (tribyte *src, int count, short *dest) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - dest [count] = LET2H_SHORT_PTR (ucptr) ; - } ; -} /* let2s_array */ - -static inline void -bet2s_array (tribyte *src, int count, short *dest) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - dest [count] = BET2H_SHORT_PTR (ucptr) ; - } ; -} /* bet2s_array */ - -static inline void -lei2s_array (int *src, int count, short *dest) -{ int value ; - - while (--count >= 0) - { value = LEI2H_INT (src [count]) ; - dest [count] = value >> 16 ; - } ; -} /* lei2s_array */ - -static inline void -bei2s_array (int *src, int count, short *dest) -{ int value ; - - while (--count >= 0) - { value = BEI2H_INT (src [count]) ; - dest [count] = value >> 16 ; - } ; -} /* bei2s_array */ - -/*-------------------------------------------------------------------------- -*/ - -static inline void -sc2i_array (signed char *src, int count, int *dest) -{ while (--count >= 0) - { dest [count] = ((int) src [count]) << 24 ; - } ; -} /* sc2i_array */ - -static inline void -uc2i_array (unsigned char *src, int count, int *dest) -{ while (--count >= 0) - { dest [count] = (((int) src [count]) - 128) << 24 ; - } ; -} /* uc2i_array */ - -static inline void -bes2i_array (short *src, int count, int *dest) -{ short value ; - - while (--count >= 0) - { value = BES2H_SHORT (src [count]) ; - dest [count] = value << 16 ; - } ; -} /* bes2i_array */ - -static inline void -les2i_array (short *src, int count, int *dest) -{ short value ; - - while (--count >= 0) - { value = LES2H_SHORT (src [count]) ; - dest [count] = value << 16 ; - } ; -} /* les2i_array */ - -static inline void -bet2i_array (tribyte *src, int count, int *dest) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - dest [count] = BET2H_INT_PTR (ucptr) ; - } ; -} /* bet2i_array */ - -static inline void -let2i_array (tribyte *src, int count, int *dest) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - dest [count] = LET2H_INT_PTR (ucptr) ; - } ; -} /* let2i_array */ - -/*-------------------------------------------------------------------------- -*/ - -static inline void -sc2f_array (signed char *src, int count, float *dest, float normfact) -{ while (--count >= 0) - dest [count] = ((float) src [count]) * normfact ; -} /* sc2f_array */ - -static inline void -uc2f_array (unsigned char *src, int count, float *dest, float normfact) -{ while (--count >= 0) - dest [count] = (((int) src [count]) - 128) * normfact ; -} /* uc2f_array */ - -static inline void -les2f_array (short *src, int count, float *dest, float normfact) -{ short value ; - - while (--count >= 0) - { value = src [count] ; - value = LES2H_SHORT (value) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* les2f_array */ - -static inline void -bes2f_array (short *src, int count, float *dest, float normfact) -{ short value ; - - while (--count >= 0) - { value = src [count] ; - value = BES2H_SHORT (value) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* bes2f_array */ - -static inline void -let2f_array (tribyte *src, int count, float *dest, float normfact) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = LET2H_INT_PTR (ucptr) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* let2f_array */ - -static inline void -bet2f_array (tribyte *src, int count, float *dest, float normfact) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = BET2H_INT_PTR (ucptr) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* bet2f_array */ - -static inline void -lei2f_array (int *src, int count, float *dest, float normfact) -{ int value ; - - while (--count >= 0) - { value = src [count] ; - value = LEI2H_INT (value) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* lei2f_array */ - -static inline void -bei2f_array (int *src, int count, float *dest, float normfact) -{ int value ; - - while (--count >= 0) - { value = src [count] ; - value = BEI2H_INT (value) ; - dest [count] = ((float) value) * normfact ; - } ; -} /* bei2f_array */ - -/*-------------------------------------------------------------------------- -*/ - -static inline void -sc2d_array (signed char *src, int count, double *dest, double normfact) -{ while (--count >= 0) - dest [count] = ((double) src [count]) * normfact ; -} /* sc2d_array */ - -static inline void -uc2d_array (unsigned char *src, int count, double *dest, double normfact) -{ while (--count >= 0) - dest [count] = (((int) src [count]) - 128) * normfact ; -} /* uc2d_array */ - -static inline void -les2d_array (short *src, int count, double *dest, double normfact) -{ short value ; - - while (--count >= 0) - { value = src [count] ; - value = LES2H_SHORT (value) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* les2d_array */ - -static inline void -bes2d_array (short *src, int count, double *dest, double normfact) -{ short value ; - - while (--count >= 0) - { value = src [count] ; - value = BES2H_SHORT (value) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* bes2d_array */ - -static inline void -let2d_array (tribyte *src, int count, double *dest, double normfact) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = LET2H_INT_PTR (ucptr) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* let2d_array */ - -static inline void -bet2d_array (tribyte *src, int count, double *dest, double normfact) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) src) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = (ucptr [0] << 24) | (ucptr [1] << 16) | (ucptr [2] << 8) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* bet2d_array */ - -static inline void -lei2d_array (int *src, int count, double *dest, double normfact) -{ int value ; - - while (--count >= 0) - { value = src [count] ; - value = LEI2H_INT (value) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* lei2d_array */ - -static inline void -bei2d_array (int *src, int count, double *dest, double normfact) -{ int value ; - - while (--count >= 0) - { value = src [count] ; - value = BEI2H_INT (value) ; - dest [count] = ((double) value) * normfact ; - } ; -} /* bei2d_array */ - -/*-------------------------------------------------------------------------- -*/ - -static inline void -s2sc_array (const short *src, signed char *dest, int count) -{ while (--count >= 0) - dest [count] = src [count] >> 8 ; -} /* s2sc_array */ - -static inline void -s2uc_array (const short *src, unsigned char *dest, int count) -{ while (--count >= 0) - dest [count] = (src [count] >> 8) + 0x80 ; -} /* s2uc_array */ - -static inline void -s2let_array (const short *src, tribyte *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - ucptr [0] = 0 ; - ucptr [1] = src [count] ; - ucptr [2] = src [count] >> 8 ; - } ; -} /* s2let_array */ - -static inline void -s2bet_array (const short *src, tribyte *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - ucptr [2] = 0 ; - ucptr [1] = src [count] ; - ucptr [0] = src [count] >> 8 ; - } ; -} /* s2bet_array */ - -static inline void -s2lei_array (const short *src, int *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 4 * count ; - while (--count >= 0) - { ucptr -= 4 ; - ucptr [0] = 0 ; - ucptr [1] = 0 ; - ucptr [2] = src [count] ; - ucptr [3] = src [count] >> 8 ; - } ; -} /* s2lei_array */ - -static inline void -s2bei_array (const short *src, int *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 4 * count ; - while (--count >= 0) - { ucptr -= 4 ; - ucptr [0] = src [count] >> 8 ; - ucptr [1] = src [count] ; - ucptr [2] = 0 ; - ucptr [3] = 0 ; - } ; -} /* s2bei_array */ - -/*-------------------------------------------------------------------------- -*/ - -static inline void -i2sc_array (const int *src, signed char *dest, int count) -{ while (--count >= 0) - dest [count] = (src [count] >> 24) ; -} /* i2sc_array */ - -static inline void -i2uc_array (const int *src, unsigned char *dest, int count) -{ while (--count >= 0) - dest [count] = ((src [count] >> 24) + 128) ; -} /* i2uc_array */ - -static inline void -i2bes_array (const int *src, short *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 2 * count ; - while (--count >= 0) - { ucptr -= 2 ; - ucptr [0] = src [count] >> 24 ; - ucptr [1] = src [count] >> 16 ; - } ; -} /* i2bes_array */ - -static inline void -i2les_array (const int *src, short *dest, int count) -{ unsigned char *ucptr ; - - ucptr = ((unsigned char*) dest) + 2 * count ; - while (--count >= 0) - { ucptr -= 2 ; - ucptr [0] = src [count] >> 16 ; - ucptr [1] = src [count] >> 24 ; - } ; -} /* i2les_array */ - -static inline void -i2let_array (const int *src, tribyte *dest, int count) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) dest) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = src [count] >> 8 ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - } ; -} /* i2let_array */ - -static inline void -i2bet_array (const int *src, tribyte *dest, int count) -{ unsigned char *ucptr ; - int value ; - - ucptr = ((unsigned char*) dest) + 3 * count ; - while (--count >= 0) - { ucptr -= 3 ; - value = src [count] >> 8 ; - ucptr [2] = value ; - ucptr [1] = value >> 8 ; - ucptr [0] = value >> 16 ; - } ; -} /* i2bet_array */ - -/*=============================================================================================== -*/ - -static sf_count_t -pcm_read_sc2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - sc2s_array (psf->u.scbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_sc2s */ - -static sf_count_t -pcm_read_uc2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - uc2s_array (psf->u.ucbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_uc2s */ - -static sf_count_t -pcm_read_bes2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int total ; - - total = psf_fread (ptr, sizeof (short), len, psf) ; - if (CPU_IS_LITTLE_ENDIAN) - endswap_short_array (ptr, len) ; - - return total ; -} /* pcm_read_bes2s */ - -static sf_count_t -pcm_read_les2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int total ; - - total = psf_fread (ptr, sizeof (short), len, psf) ; - if (CPU_IS_BIG_ENDIAN) - endswap_short_array (ptr, len) ; - - return total ; -} /* pcm_read_les2s */ - -static sf_count_t -pcm_read_bet2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - bet2s_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bet2s */ - -static sf_count_t -pcm_read_let2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - let2s_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_let2s */ - -static sf_count_t -pcm_read_bei2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - bei2s_array (psf->u.ibuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bei2s */ - -static sf_count_t -pcm_read_lei2s (SF_PRIVATE *psf, short *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - lei2s_array (psf->u.ibuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_lei2s */ - -/*----------------------------------------------------------------------------------------------- -*/ - -static sf_count_t -pcm_read_sc2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - sc2i_array (psf->u.scbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_sc2i */ - -static sf_count_t -pcm_read_uc2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - uc2i_array (psf->u.ucbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_uc2i */ - -static sf_count_t -pcm_read_bes2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - bes2i_array (psf->u.sbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bes2i */ - -static sf_count_t -pcm_read_les2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - les2i_array (psf->u.sbuf, readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_les2i */ - -static sf_count_t -pcm_read_bet2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - bet2i_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bet2i */ - -static sf_count_t -pcm_read_let2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - let2i_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_let2i */ - -static sf_count_t -pcm_read_bei2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int total ; - - total = psf_fread (ptr, sizeof (int), len, psf) ; - if (CPU_IS_LITTLE_ENDIAN) - endswap_int_array (ptr, len) ; - - return total ; -} /* pcm_read_bei2i */ - -static sf_count_t -pcm_read_lei2i (SF_PRIVATE *psf, int *ptr, sf_count_t len) -{ int total ; - - total = psf_fread (ptr, sizeof (int), len, psf) ; - if (CPU_IS_BIG_ENDIAN) - endswap_int_array (ptr, len) ; - - return total ; -} /* pcm_read_lei2i */ - -/*----------------------------------------------------------------------------------------------- -*/ - -static sf_count_t -pcm_read_sc2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - sc2f_array (psf->u.scbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_sc2f */ - -static sf_count_t -pcm_read_uc2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - uc2f_array (psf->u.ucbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_uc2f */ - -static sf_count_t -pcm_read_bes2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x8000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - bes2f_array (psf->u.sbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bes2f */ - -static sf_count_t -pcm_read_les2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x8000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - les2f_array (psf->u.sbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_les2f */ - -static sf_count_t -pcm_read_bet2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - /* Special normfactor because tribyte value is read into an int. */ - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80000000) : 1.0 / 256.0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - bet2f_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bet2f */ - -static sf_count_t -pcm_read_let2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - /* Special normfactor because tribyte value is read into an int. */ - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80000000) : 1.0 / 256.0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - let2f_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_let2f */ - -static sf_count_t -pcm_read_bei2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80000000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - bei2f_array (psf->u.ibuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bei2f */ - -static sf_count_t -pcm_read_lei2f (SF_PRIVATE *psf, float *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - float normfact ; - - normfact = (psf->norm_float == SF_TRUE) ? 1.0 / ((float) 0x80000000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - lei2f_array (psf->u.ibuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_lei2f */ - -/*----------------------------------------------------------------------------------------------- -*/ - -static sf_count_t -pcm_read_sc2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - sc2d_array (psf->u.scbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_sc2d */ - -static sf_count_t -pcm_read_uc2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - uc2d_array (psf->u.ucbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_uc2d */ - -static sf_count_t -pcm_read_bes2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x8000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - bes2d_array (psf->u.sbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bes2d */ - -static sf_count_t -pcm_read_les2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x8000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - les2d_array (psf->u.sbuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_les2d */ - -static sf_count_t -pcm_read_bet2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80000000) : 1.0 / 256.0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - bet2d_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bet2d */ - -static sf_count_t -pcm_read_let2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - /* Special normfactor because tribyte value is read into an int. */ - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80000000) : 1.0 / 256.0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - let2d_array ((tribyte*) (psf->u.ucbuf), readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_let2d */ - -static sf_count_t -pcm_read_bei2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80000000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - bei2d_array (psf->u.ibuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_bei2d */ - -static sf_count_t -pcm_read_lei2d (SF_PRIVATE *psf, double *ptr, sf_count_t len) -{ int bufferlen, readcount ; - sf_count_t total = 0 ; - double normfact ; - - normfact = (psf->norm_double == SF_TRUE) ? 1.0 / ((double) 0x80000000) : 1.0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - readcount = psf_fread (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - lei2d_array (psf->u.ibuf, readcount, ptr + total, normfact) ; - total += readcount ; - if (readcount < bufferlen) - break ; - len -= readcount ; - } ; - - return total ; -} /* pcm_read_lei2d */ - -/*=============================================================================================== -**----------------------------------------------------------------------------------------------- -**=============================================================================================== -*/ - -static sf_count_t -pcm_write_s2sc (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2sc_array (ptr + total, psf->u.scbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2sc */ - -static sf_count_t -pcm_write_s2uc (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2uc_array (ptr + total, psf->u.ucbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2uc */ - -static sf_count_t -pcm_write_s2bes (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - if (CPU_IS_BIG_ENDIAN) - return psf_fwrite (ptr, sizeof (short), len, psf) ; - else - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - endswap_short_copy (psf->u.sbuf, ptr + total, bufferlen) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2bes */ - -static sf_count_t -pcm_write_s2les (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - if (CPU_IS_LITTLE_ENDIAN) - return psf_fwrite (ptr, sizeof (short), len, psf) ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - endswap_short_copy (psf->u.sbuf, ptr + total, bufferlen) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2les */ - -static sf_count_t -pcm_write_s2bet (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2bet_array (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2bet */ - -static sf_count_t -pcm_write_s2let (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2let_array (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2let */ - -static sf_count_t -pcm_write_s2bei (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2bei_array (ptr + total, psf->u.ibuf, bufferlen) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2bei */ - -static sf_count_t -pcm_write_s2lei (SF_PRIVATE *psf, const short *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - s2lei_array (ptr + total, psf->u.ibuf, bufferlen) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_s2lei */ - -/*----------------------------------------------------------------------------------------------- -*/ - -static sf_count_t -pcm_write_i2sc (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2sc_array (ptr + total, psf->u.scbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2sc */ - -static sf_count_t -pcm_write_i2uc (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2uc_array (ptr + total, psf->u.ucbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, sizeof (signed char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2uc */ - -static sf_count_t -pcm_write_i2bes (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2bes_array (ptr + total, psf->u.sbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2bes */ - -static sf_count_t -pcm_write_i2les (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2les_array (ptr + total, psf->u.sbuf, bufferlen) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2les */ - -static sf_count_t -pcm_write_i2bet (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2bet_array (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2bet */ - -static sf_count_t -pcm_write_i2let (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - i2let_array (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2les */ - -static sf_count_t -pcm_write_i2bei (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - if (CPU_IS_BIG_ENDIAN) - return psf_fwrite (ptr, sizeof (int), len, psf) ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - endswap_int_copy (psf->u.ibuf, ptr + total, bufferlen) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2bei */ - -static sf_count_t -pcm_write_i2lei (SF_PRIVATE *psf, const int *ptr, sf_count_t len) -{ int bufferlen, writecount ; - sf_count_t total = 0 ; - - if (CPU_IS_LITTLE_ENDIAN) - return psf_fwrite (ptr, sizeof (int), len, psf) ; - - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - endswap_int_copy (psf->u.ibuf, ptr + total, bufferlen) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_i2lei */ - -/*------------------------------------------------------------------------------ -**============================================================================== -**------------------------------------------------------------------------------ -*/ - -static void -f2sc_array (const float *src, signed char *dest, int count, int normalize) -{ float normfact ; - - normfact = normalize ? (1.0 * 0x7F) : 1.0 ; - - while (--count >= 0) - { dest [count] = lrintf (src [count] * normfact) ; - } ; -} /* f2sc_array */ - -static void -f2sc_clip_array (const float *src, signed char *dest, int count, int normalize) -{ float normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x1000000) ; - - while (--count >= 0) - { scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { dest [count] = 127 ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { dest [count] = -128 ; - continue ; - } ; - - dest [count] = lrintf (scaled_value) >> 24 ; - } ; -} /* f2sc_clip_array */ - -static sf_count_t -pcm_write_f2sc (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, signed char *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2sc_clip_array : f2sc_array ; - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.scbuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2sc */ - -/*============================================================================== -*/ - -static void -f2uc_array (const float *src, unsigned char *dest, int count, int normalize) -{ float normfact ; - - normfact = normalize ? (1.0 * 0x7F) : 1.0 ; - - while (--count >= 0) - { dest [count] = lrintf (src [count] * normfact) + 128 ; - } ; -} /* f2uc_array */ - -static void -f2uc_clip_array (const float *src, unsigned char *dest, int count, int normalize) -{ float normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x1000000) ; - - while (--count >= 0) - { scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { dest [count] = 0xFF ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { dest [count] = 0 ; - continue ; - } ; - - dest [count] = (lrintf (scaled_value) >> 24) + 128 ; - } ; -} /* f2uc_clip_array */ - -static sf_count_t -pcm_write_f2uc (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, unsigned char *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2uc_clip_array : f2uc_array ; - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ucbuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2uc */ - -/*============================================================================== -*/ - -static void -f2bes_array (const float *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - short value ; - - normfact = normalize ? (1.0 * 0x7FFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - value = lrintf (src [count] * normfact) ; - ucptr [1] = value ; - ucptr [0] = value >> 8 ; - } ; -} /* f2bes_array */ - -static void -f2bes_clip_array (const float *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x10000) ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [1] = 0xFF ; - ucptr [0] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [1] = 0x00 ; - ucptr [0] = 0x80 ; - continue ; - } ; - - value = lrintf (scaled_value) ; - ucptr [1] = value >> 16 ; - ucptr [0] = value >> 24 ; - } ; -} /* f2bes_clip_array */ - -static sf_count_t -pcm_write_f2bes (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, short *t, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2bes_clip_array : f2bes_array ; - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.sbuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2bes */ - -/*============================================================================== -*/ - -static void -f2les_array (const float *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - int value ; - - normfact = normalize ? (1.0 * 0x7FFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - value = lrintf (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - } ; -} /* f2les_array */ - -static void -f2les_clip_array (const float *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x10000) ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x80 ; - continue ; - } ; - - value = lrintf (scaled_value) ; - ucptr [0] = value >> 16 ; - ucptr [1] = value >> 24 ; - } ; -} /* f2les_clip_array */ - -static sf_count_t -pcm_write_f2les (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, short *t, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2les_clip_array : f2les_array ; - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.sbuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2les */ - -/*============================================================================== -*/ - -static void -f2let_array (const float *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - int value ; - - normfact = normalize ? (1.0 * 0x7FFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - value = lrintf (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - } ; -} /* f2let_array */ - -static void -f2let_clip_array (const float *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x100) ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [2] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x80 ; - continue ; - } ; - - value = lrintf (scaled_value) ; - ucptr [0] = value >> 8 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 24 ; - } ; -} /* f2let_clip_array */ - -static sf_count_t -pcm_write_f2let (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, tribyte *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2let_clip_array : f2let_array ; - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2let */ - -/*============================================================================== -*/ - -static void -f2bet_array (const float *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - int value ; - - normfact = normalize ? (1.0 * 0x7FFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - value = lrintf (src [count] * normfact) ; - ucptr [0] = value >> 16 ; - ucptr [1] = value >> 8 ; - ucptr [2] = value ; - } ; -} /* f2bet_array */ - -static void -f2bet_clip_array (const float *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x100) ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0x7F ; - ucptr [1] = 0xFF ; - ucptr [2] = 0xFF ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x80 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x00 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [0] = value >> 24 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 8 ; - } ; -} /* f2bet_clip_array */ - -static sf_count_t -pcm_write_f2bet (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, tribyte *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2bet_clip_array : f2bet_array ; - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2bet */ - -/*============================================================================== -*/ - -static void -f2bei_array (const float *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - int value ; - - normfact = normalize ? (1.0 * 0x7FFFFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - while (--count >= 0) - { ucptr -= 4 ; - value = lrintf (src [count] * normfact) ; - ucptr [0] = value >> 24 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 8 ; - ucptr [3] = value ; - } ; -} /* f2bei_array */ - -static void -f2bei_clip_array (const float *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= 1.0 * 0x7FFFFFFF) - { ucptr [0] = 0x7F ; - ucptr [1] = 0xFF ; - ucptr [2] = 0xFF ; - ucptr [3] = 0xFF ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x80 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x00 ; - ucptr [3] = 0x00 ; - continue ; - } ; - - value = lrintf (scaled_value) ; - ucptr [0] = value >> 24 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 8 ; - ucptr [3] = value ; - } ; -} /* f2bei_clip_array */ - -static sf_count_t -pcm_write_f2bei (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, int *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2bei_clip_array : f2bei_array ; - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ibuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2bei */ - -/*============================================================================== -*/ - -static void -f2lei_array (const float *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact ; - int value ; - - normfact = normalize ? (1.0 * 0x7FFFFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - value = lrintf (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - ucptr [3] = value >> 24 ; - } ; -} /* f2lei_array */ - -static void -f2lei_clip_array (const float *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - float normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [2] = 0xFF ; - ucptr [3] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x00 ; - ucptr [3] = 0x80 ; - continue ; - } ; - - value = lrintf (scaled_value) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - ucptr [3] = value >> 24 ; - } ; -} /* f2lei_clip_array */ - -static sf_count_t -pcm_write_f2lei (SF_PRIVATE *psf, const float *ptr, sf_count_t len) -{ void (*convert) (const float *, int *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? f2lei_clip_array : f2lei_array ; - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ibuf, bufferlen, psf->norm_float) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_f2lei */ - -/*============================================================================== -*/ - -static void -d2sc_array (const double *src, signed char *dest, int count, int normalize) -{ double normfact ; - - normfact = normalize ? (1.0 * 0x7F) : 1.0 ; - - while (--count >= 0) - { dest [count] = lrint (src [count] * normfact) ; - } ; -} /* d2sc_array */ - -static void -d2sc_clip_array (const double *src, signed char *dest, int count, int normalize) -{ double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x1000000) ; - - while (--count >= 0) - { scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { dest [count] = 127 ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { dest [count] = -128 ; - continue ; - } ; - - dest [count] = lrintf (scaled_value) >> 24 ; - } ; -} /* d2sc_clip_array */ - -static sf_count_t -pcm_write_d2sc (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, signed char *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2sc_clip_array : d2sc_array ; - bufferlen = ARRAY_LEN (psf->u.scbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.scbuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.scbuf, sizeof (signed char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2sc */ - -/*============================================================================== -*/ - -static void -d2uc_array (const double *src, unsigned char *dest, int count, int normalize) -{ double normfact ; - - normfact = normalize ? (1.0 * 0x7F) : 1.0 ; - - while (--count >= 0) - { dest [count] = lrint (src [count] * normfact) + 128 ; - } ; -} /* d2uc_array */ - -static void -d2uc_clip_array (const double *src, unsigned char *dest, int count, int normalize) -{ double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x1000000) ; - - while (--count >= 0) - { scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { dest [count] = 255 ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { dest [count] = 0 ; - continue ; - } ; - - dest [count] = (lrint (src [count] * normfact) >> 24) + 128 ; - } ; -} /* d2uc_clip_array */ - -static sf_count_t -pcm_write_d2uc (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, unsigned char *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2uc_clip_array : d2uc_array ; - bufferlen = ARRAY_LEN (psf->u.ucbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ucbuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.ucbuf, sizeof (unsigned char), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2uc */ - -/*============================================================================== -*/ - -static void -d2bes_array (const double *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - short value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - value = lrint (src [count] * normfact) ; - ucptr [1] = value ; - ucptr [0] = value >> 8 ; - } ; -} /* d2bes_array */ - -static void -d2bes_clip_array (const double *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - double normfact, scaled_value ; - int value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x10000) ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [1] = 0xFF ; - ucptr [0] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [1] = 0x00 ; - ucptr [0] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [1] = value >> 16 ; - ucptr [0] = value >> 24 ; - } ; -} /* d2bes_clip_array */ - -static sf_count_t -pcm_write_d2bes (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, short *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2bes_clip_array : d2bes_array ; - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.sbuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2bes */ - -/*============================================================================== -*/ - -static void -d2les_array (const double *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - short value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - value = lrint (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - } ; -} /* d2les_array */ - -static void -d2les_clip_array (const double *src, short *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x10000) ; - ucptr = ((unsigned char*) dest) + 2 * count ; - - while (--count >= 0) - { ucptr -= 2 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [0] = value >> 16 ; - ucptr [1] = value >> 24 ; - } ; -} /* d2les_clip_array */ - -static sf_count_t -pcm_write_d2les (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, short *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2les_clip_array : d2les_array ; - bufferlen = ARRAY_LEN (psf->u.sbuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.sbuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.sbuf, sizeof (short), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2les */ - -/*============================================================================== -*/ - -static void -d2let_array (const double *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - value = lrint (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - } ; -} /* d2let_array */ - -static void -d2let_clip_array (const double *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x100) ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [2] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [0] = value >> 8 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 24 ; - } ; -} /* d2let_clip_array */ - -static sf_count_t -pcm_write_d2let (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, tribyte *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2let_clip_array : d2let_array ; - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2let */ - -/*============================================================================== -*/ - -static void -d2bet_array (const double *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - value = lrint (src [count] * normfact) ; - ucptr [2] = value ; - ucptr [1] = value >> 8 ; - ucptr [0] = value >> 16 ; - } ; -} /* d2bet_array */ - -static void -d2bet_clip_array (const double *src, tribyte *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : (1.0 * 0x100) ; - ucptr = ((unsigned char*) dest) + 3 * count ; - - while (--count >= 0) - { ucptr -= 3 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [2] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [0] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [2] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [0] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [2] = value >> 8 ; - ucptr [1] = value >> 16 ; - ucptr [0] = value >> 24 ; - } ; -} /* d2bet_clip_array */ - -static sf_count_t -pcm_write_d2bet (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, tribyte *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2bet_clip_array : d2bet_array ; - bufferlen = sizeof (psf->u.ucbuf) / SIZEOF_TRIBYTE ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, (tribyte*) (psf->u.ucbuf), bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.ucbuf, SIZEOF_TRIBYTE, bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2bet */ - -/*============================================================================== -*/ - -static void -d2bei_array (const double *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFFFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - value = lrint (src [count] * normfact) ; - ucptr [0] = value >> 24 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 8 ; - ucptr [3] = value ; - } ; -} /* d2bei_array */ - -static void -d2bei_clip_array (const double *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [3] = 0xFF ; - ucptr [2] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [0] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [3] = 0x00 ; - ucptr [2] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [0] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [0] = value >> 24 ; - ucptr [1] = value >> 16 ; - ucptr [2] = value >> 8 ; - ucptr [3] = value ; - } ; -} /* d2bei_clip_array */ - -static sf_count_t -pcm_write_d2bei (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, int *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2bei_clip_array : d2bei_array ; - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ibuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2bei */ - -/*============================================================================== -*/ - -static void -d2lei_array (const double *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact ; - - normfact = normalize ? (1.0 * 0x7FFFFFFF) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - value = lrint (src [count] * normfact) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - ucptr [3] = value >> 24 ; - } ; -} /* d2lei_array */ - -static void -d2lei_clip_array (const double *src, int *dest, int count, int normalize) -{ unsigned char *ucptr ; - int value ; - double normfact, scaled_value ; - - normfact = normalize ? (8.0 * 0x10000000) : 1.0 ; - ucptr = ((unsigned char*) dest) + 4 * count ; - - while (--count >= 0) - { ucptr -= 4 ; - scaled_value = src [count] * normfact ; - if (CPU_CLIPS_POSITIVE == 0 && scaled_value >= (1.0 * 0x7FFFFFFF)) - { ucptr [0] = 0xFF ; - ucptr [1] = 0xFF ; - ucptr [2] = 0xFF ; - ucptr [3] = 0x7F ; - continue ; - } ; - if (CPU_CLIPS_NEGATIVE == 0 && scaled_value <= (-8.0 * 0x10000000)) - { ucptr [0] = 0x00 ; - ucptr [1] = 0x00 ; - ucptr [2] = 0x00 ; - ucptr [3] = 0x80 ; - continue ; - } ; - - value = lrint (scaled_value) ; - ucptr [0] = value ; - ucptr [1] = value >> 8 ; - ucptr [2] = value >> 16 ; - ucptr [3] = value >> 24 ; - } ; -} /* d2lei_clip_array */ - -static sf_count_t -pcm_write_d2lei (SF_PRIVATE *psf, const double *ptr, sf_count_t len) -{ void (*convert) (const double *, int *, int, int) ; - int bufferlen, writecount ; - sf_count_t total = 0 ; - - convert = (psf->add_clipping) ? d2lei_clip_array : d2lei_array ; - bufferlen = ARRAY_LEN (psf->u.ibuf) ; - - while (len > 0) - { if (len < bufferlen) - bufferlen = (int) len ; - convert (ptr + total, psf->u.ibuf, bufferlen, psf->norm_double) ; - writecount = psf_fwrite (psf->u.ibuf, sizeof (int), bufferlen, psf) ; - total += writecount ; - if (writecount < bufferlen) - break ; - len -= writecount ; - } ; - - return total ; -} /* pcm_write_d2lei */ - -/* -** Do not edit or modify anything in this comment block. -** The arch-tag line is a file identity tag for the GNU Arch -** revision control system. -** -** arch-tag: d8bc7c0e-1e2f-4ff3-a28f-10ce1fbade3b -*/ |