2 Copyright (C) 2005 Sampo Savolainen
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.
19 #ifndef __ardour_mix_h__
20 #define __ardour_mix_h__
22 #include "ardour/libardour_visibility.h"
23 #include "ardour/types.h"
24 #include "ardour/utils.h"
26 #if defined (ARCH_X86) && defined (BUILD_SSE_OPTIMIZATIONS)
30 LIBARDOUR_API float x86_sse_compute_peak (const float * buf, uint32_t nsamples, float current);
31 LIBARDOUR_API void x86_sse_apply_gain_to_buffer (float * buf, uint32_t nframes, float gain);
32 LIBARDOUR_API void x86_sse_mix_buffers_with_gain(float * dst, const float * src, uint32_t nframes, float gain);
33 LIBARDOUR_API void x86_sse_mix_buffers_no_gain (float * dst, const float * src, uint32_t nframes);
38 LIBARDOUR_API float x86_sse_avx_compute_peak (const float * buf, uint32_t nsamples, float current);
39 LIBARDOUR_API void x86_sse_avx_apply_gain_to_buffer (float * buf, uint32_t nframes, float gain);
40 LIBARDOUR_API void x86_sse_avx_mix_buffers_with_gain(float * dst, const float * src, uint32_t nframes, float gain);
41 LIBARDOUR_API void x86_sse_avx_mix_buffers_no_gain (float * dst, const float * src, uint32_t nframes);
42 LIBARDOUR_API void x86_sse_avx_copy_vector (float * dst, const float * src, uint32_t nframes);
45 LIBARDOUR_API void x86_sse_find_peaks (const float * buf, uint32_t nsamples, float *min, float *max);
46 LIBARDOUR_API void x86_sse_avx_find_peaks (const float * buf, uint32_t nsamples, float *min, float *max);
48 /* debug wrappers for SSE functions */
50 LIBARDOUR_API float debug_compute_peak (const ARDOUR::Sample * buf, ARDOUR::pframes_t nsamples, float current);
51 LIBARDOUR_API void debug_apply_gain_to_buffer (ARDOUR::Sample * buf, ARDOUR::pframes_t nframes, float gain);
52 LIBARDOUR_API void debug_mix_buffers_with_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes, float gain);
53 LIBARDOUR_API void debug_mix_buffers_no_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes);
54 LIBARDOUR_API void debug_copy_vector (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes);
58 #if defined (__APPLE__)
60 LIBARDOUR_API float veclib_compute_peak (const ARDOUR::Sample * buf, ARDOUR::pframes_t nsamples, float current);
61 LIBARDOUR_API void veclib_find_peaks (const ARDOUR::Sample * buf, ARDOUR::pframes_t nsamples, float *min, float *max);
62 LIBARDOUR_API void veclib_apply_gain_to_buffer (ARDOUR::Sample * buf, ARDOUR::pframes_t nframes, float gain);
63 LIBARDOUR_API void veclib_mix_buffers_with_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes, float gain);
64 LIBARDOUR_API void veclib_mix_buffers_no_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes);
68 /* non-optimized functions */
70 LIBARDOUR_API float default_compute_peak (const ARDOUR::Sample * buf, ARDOUR::pframes_t nsamples, float current);
71 LIBARDOUR_API void default_find_peaks (const ARDOUR::Sample * buf, ARDOUR::pframes_t nsamples, float *min, float *max);
72 LIBARDOUR_API void default_apply_gain_to_buffer (ARDOUR::Sample * buf, ARDOUR::pframes_t nframes, float gain);
73 LIBARDOUR_API void default_mix_buffers_with_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes, float gain);
74 LIBARDOUR_API void default_mix_buffers_no_gain (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes);
75 LIBARDOUR_API void default_copy_vector (ARDOUR::Sample * dst, const ARDOUR::Sample * src, ARDOUR::pframes_t nframes);
77 #endif /* __ardour_mix_h__ */