sound_sse.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28
29
30 #pragma once
31
32
33 namespace clan
34 {
37
39 class SoundSSE
40 {
43 public:
45 static void *aligned_alloc(int size);
46
48 static void aligned_free(void *ptr);
49
51 static void unpack_16bit_stereo(short *input, int size, float *output[2]);
52
54 static void unpack_16bit_mono(short *input, int size, float *output);
55
57 static void unpack_8bit_stereo(unsigned char *input, int size, float *output[2]);
58
60 static void unpack_8bit_mono(unsigned char *input, int size, float *output);
61
63 static void unpack_float_mono(float *input, int size, float *output);
64
66 static void unpack_float_stereo(float *input, int size, float *output[2]);
67
69 static void pack_16bit_stereo(float *input[2], int size, short *output);
70
72 static void pack_float_stereo(float *input[2], int size, float *output);
73
75 static void copy_float(float *input, int size, float *output);
76
78 static void multiply_float(float *channel, int size, float volume);
79
81 static void set_float(float *channel, int size, float value);
82
84 static void mix_one_to_one(float *input, int size, float *output, float volume);
85
87 static void mix_one_to_many(float *input, int size, float **output, float *volume, int channels);
88
90 static void mix_many_to_one(float **input, float *volume, int channels, int size, float *output);
92 };
93
94 }
95
clan::SoundSSE::aligned_free
static void aligned_free(void *ptr)
Free memory allocated with aligned_alloc.
clan
Definition: clanapp.h:35
clan::SoundSSE::pack_16bit_stereo
static void pack_16bit_stereo(float *input[2], int size, short *output)
Packs two float channels into a single 16 bit samples stream.
clan::SoundSSE::aligned_alloc
static void * aligned_alloc(int size)
Allocates memory that is 16-byte memory aligned.
clan::SoundSSE::copy_float
static void copy_float(float *input, int size, float *output)
Copy floats from one buffer to another.
clan::SoundSSE::mix_one_to_many
static void mix_one_to_many(float *input, int size, float **output, float *volume, int channels)
Mixes one float channel into many float channels with individual volumes for each channel...
clan::SoundSSE::unpack_16bit_mono
static void unpack_16bit_mono(short *input, int size, float *output)
Unpacks 16 bit mono samples into a single float channel.
clan::SoundSSE::multiply_float
static void multiply_float(float *channel, int size, float volume)
Multiplies floats with a float.
clan::SoundSSE::mix_many_to_one
static void mix_many_to_one(float **input, float *volume, int channels, int size, float *output)
Mixes many float channels into one float channel with individual volumes for each channel...
clan::SoundSSE::unpack_16bit_stereo
static void unpack_16bit_stereo(short *input, int size, float *output[2])
Unpacks 16 bit stereo samples into separate float channels.
clan::SoundSSE
Sound related functions implemented as SIMD using SSE.
Definition: sound_sse.h:39
clan::SoundSSE::unpack_float_stereo
static void unpack_float_stereo(float *input, int size, float *output[2])
Unpacks float stereo samples into separate float channels.
clan::SoundSSE::mix_one_to_one
static void mix_one_to_one(float *input, int size, float *output, float volume)
Mixes one float channel with specified volume into another float channel.
clan::SoundSSE::pack_float_stereo
static void pack_float_stereo(float *input[2], int size, float *output)
Packs two float channels into a single float samples stream.
clan::SoundSSE::unpack_8bit_stereo
static void unpack_8bit_stereo(unsigned char *input, int size, float *output[2])
Unpacks 8 bit stereo samples into separate float channels.
clan::SoundSSE::unpack_8bit_mono
static void unpack_8bit_mono(unsigned char *input, int size, float *output)
Unpacks 8 bit mono samples into a single float channel.
clan::SoundSSE::set_float
static void set_float(float *channel, int size, float value)
Sets floats to a specific value.
clan::SoundSSE::unpack_float_mono
static void unpack_float_mono(float *input, int size, float *output)
Unpacks float mono samples into a single float channel.