2 Copyright (C) 1999-2000 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __jack_memops_h__
21 #define __jack_memops_h__
23 #include <jack/types.h>
32 #define DITHER_BUF_SIZE 8
33 #define DITHER_BUF_MASK 7
39 float e
[DITHER_BUF_SIZE
];
43 void sample_move_floatLE_sSs (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long dst_skip
);
44 void sample_move_dS_floatLE (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
46 /* integer functions */
47 void sample_move_d32u24_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
48 void sample_move_d32u24_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
49 void sample_move_d24_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
50 void sample_move_d24_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
51 void sample_move_d16_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
52 void sample_move_d16_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
54 void sample_move_dither_rect_d16_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
55 void sample_move_dither_rect_d16_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
56 void sample_move_dither_tri_d16_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
57 void sample_move_dither_tri_d16_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
58 void sample_move_dither_shaped_d16_sSs (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
59 void sample_move_dither_shaped_d16_sS (char *dst
, jack_default_audio_sample_t
*src
, unsigned long nsamples
, unsigned long dst_skip
, dither_state_t
*state
);
61 void sample_move_dS_s32u24s (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
62 void sample_move_dS_s32u24 (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
63 void sample_move_dS_s24s (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
64 void sample_move_dS_s24 (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
65 void sample_move_dS_s16s (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
66 void sample_move_dS_s16 (jack_default_audio_sample_t
*dst
, char *src
, unsigned long nsamples
, unsigned long src_skip
);
68 static __inline__
void
69 sample_memcpy (jack_default_audio_sample_t
*dst
, jack_default_audio_sample_t
*src
, unsigned long cnt
) {
70 memcpy (dst
, src
, cnt
* sizeof (jack_default_audio_sample_t
));
73 void memset_interleave (char *dst
, char val
, unsigned long bytes
, unsigned long unit_bytes
, unsigned long skip_bytes
);
74 void memcpy_fake (char *dst
, char *src
, unsigned long src_bytes
, unsigned long foo
, unsigned long bar
);
76 void memcpy_interleave_d16_s16 (char *dst
, char *src
, unsigned long src_bytes
, unsigned long dst_skip_bytes
, unsigned long src_skip_bytes
);
77 void memcpy_interleave_d24_s24 (char *dst
, char *src
, unsigned long src_bytes
, unsigned long dst_skip_bytes
, unsigned long src_skip_bytes
);
78 void memcpy_interleave_d32_s32 (char *dst
, char *src
, unsigned long src_bytes
, unsigned long dst_skip_bytes
, unsigned long src_skip_bytes
);
80 #endif /* __jack_memops_h__ */