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Diffstat (limited to 'libs/ardour/ardour/pcm_utils.h')
-rw-r--r-- | libs/ardour/ardour/pcm_utils.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libs/ardour/ardour/pcm_utils.h b/libs/ardour/ardour/pcm_utils.h new file mode 100644 index 0000000000..5e6436cc94 --- /dev/null +++ b/libs/ardour/ardour/pcm_utils.h @@ -0,0 +1,41 @@ +/* + Copyright (C) 2006 Paul Davis , portions Erik de Castro Lopo + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#ifndef __ardour_pcm_utils_h__ +#define __ardour_pcm_utils_h__ + +typedef void tribyte ; + +#define SIZEOF_TRIBYTE 3 + +#define BET2H_INT_PTR(x) (((x) [0] << 24) + ((x) [1] << 16) + ((x) [2] << 8)) +#define LET2H_INT_PTR(x) (((x) [0] << 8) + ((x) [1] << 16) + ((x) [2] << 24)) + + + +void pcm_let2f_array (tribyte *src, int count, float *dest); +void pcm_bet2f_array (tribyte *src, int count, float *dest); +void pcm_f2let_array (float *src, tribyte *dest, int count); +void pcm_f2let_clip_array (float *src, tribyte *dest, int count); +void pcm_f2bet_array (const float *src, tribyte *dest, int count); +void pcm_f2bet_clip_array (const float *src, tribyte *dest, int count); + + + +#endif |