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annotate libinterp/dldfcn/player_class.cc @ 19535:1f551d169db2

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Include config.h in audio project source files * libinterp/dldfcn/__player_audioplayer__.cc, libinterp/dldfcn/__recorder_audiorecorder__.cc, libinterp/dldfcn/audiodevinfo.cc, libinterp/dldfcn/audioinfo.cc, libinterp/dldfcn/audioread.cc, libinterp/dldfcn/audiowrite.cc, libinterp/dldfcn/player_class.cc, libinterp/dldfcn/recorder_class.cc: Include config.h before all other header files.
author Mike Miller <mtmiller@ieee.org>
date Tue, 01 Oct 2013 23:42:43 -0400
parents 8bb399569393
children 36a26a131209
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19534
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1 /*
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2
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3 Copyright (C) 2013 Vytautas Jančauskas
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
19535
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include "oct.h"
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28 #include "ov.h"
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29 #include "parse.h"
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30 #include <portaudio.h>
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31 #include <stdint.h>
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32
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33 #include "player_class.h"
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34
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35 PaSampleFormat bits_to_format(int bits)
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36 {
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37 if (bits == 8)
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38 {
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39 return paInt8;
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40 }
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41 else if (bits == 16)
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42 {
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43 return paInt16;
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44 }
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45 else if (bits == 24)
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46 {
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47 return paInt24;
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48 }
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49 else if (bits == 32)
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50 {
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51 return paInt32;
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52 }
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53 else if (bits == -1)
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54 {
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55 return paFloat32;
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56 }
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57 else
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58 {
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59 return 0;
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60 }
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61 }
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62
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63 #define BUFFER_SIZE 512
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64
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65 DEFINE_OCTAVE_ALLOCATOR (audioplayer);
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66 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (audioplayer, "audioplayer", "audioplayer");
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67
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68 int is_big_endian (void)
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69 {
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70 union
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71 {
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72 uint32_t i;
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73 char c[4];
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74 } bint = {0x01020304};
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75 return bint.c[0] == 1;
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76 }
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77
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78 static int octave_play_callback(const void *input, void *output,
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79 unsigned long frames,
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80 const PaStreamCallbackTimeInfo *time,
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81 PaStreamCallbackFlags status,
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82 void *data)
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83 {
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84 audioplayer *player = (audioplayer *)data;
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85 int big_endian = is_big_endian ();
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86 octave_value_list args, retval;
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87 args(0) = frames;
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88 retval = feval (player->octave_callback_function, args, 1);
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89 RowVector sound_l, sound_r;
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90 Matrix sound = retval(0).matrix_value ();
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91 int return_status = retval(1).int_value ();
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92 sound_l.resize(frames);
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93 sound_r.resize(frames);
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94 if (sound.cols () == 1)
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95 {
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96 for (int i = 0; i < frames; i++)
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97 {
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98 sound_l(i) = sound(i, 0);
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99 sound_r(i) = sound(i, 0);
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100 }
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101 }
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102 else if (sound.cols () == 2)
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103 {
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104 for (int i = 0; i < frames; i++)
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105 {
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106 sound_l(i) = sound(i, 0);
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107 sound_r(i) = sound(i, 1);
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108 }
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109 }
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110 else
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111 {
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112 return paAbort;
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113 }
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114 for (int i = 0; i < frames; i++)
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115 {
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116 if (player->get_nbits () == 8)
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117 {
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118 int8_t *buffer = (int8_t *)output;
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119 buffer[2 * i] = sound_l.elem(i) * (pow (2.0, 7) - 1);
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120 buffer[2 * i + 1] = sound_r.elem(i) * (pow (2.0, 7) - 1);
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121 }
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122 else if (player->get_nbits () == 16)
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123 {
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124 int16_t *buffer = (int16_t *)output;
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125 buffer[2 * i] = sound_l.elem(i) * (pow (2.0, 15) - 1);
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126 buffer[2 * i + 1] = sound_r.elem(i) * (pow (2.0, 15) - 1);
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127 }
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128 else if (player->get_nbits() == 24)
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129 {
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130 uint8_t *buffer = (uint8_t *)output;
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131 int32_t sample_l = sound_l.elem(i) * (pow (2.0, 23) - 1);
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132 int32_t sample_r = sound_r.elem(i) * (pow (2.0, 23) - 1);
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133 sample_l &= 0x00ffffff;
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134 sample_r &= 0x00ffffff;
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135 uint8_t *_sample_l = (uint8_t *)&sample_l;
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136 uint8_t *_sample_r = (uint8_t *)&sample_r;
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137 buffer[i * 6 + 0] = _sample_l[0 + big_endian];
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138 buffer[i * 6 + 1] = _sample_l[1 + big_endian];
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
139 buffer[i * 6 + 2] = _sample_l[2 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
140 buffer[i * 6 + 3] = _sample_r[0 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
141 buffer[i * 6 + 4] = _sample_r[1 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
142 buffer[i * 6 + 5] = _sample_r[2 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
143 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
144 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
145 return return_status;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
146 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
147
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
148 static int portaudio_play_callback (const void *input, void *output,
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
149 unsigned long frames,
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
150 const PaStreamCallbackTimeInfo* time,
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
151 PaStreamCallbackFlags status,
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
152 void *data)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
153 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
154 audioplayer *player = (audioplayer *)data;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
155 int big_endian = is_big_endian ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
156 int channels = player->get_channels ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
157 RowVector *sound_l = player->get_left ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
158 RowVector *sound_r;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
159 if (channels > 1)
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
160 {
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
161 sound_r = player->get_right ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
162 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
163 else
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
164 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
165 sound_r = sound_l;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
166 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
167 for (int j = 0, k = 0; j < frames; j++, k += 2)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
168 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
169 unsigned int sample_number = player->get_sample_number();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
170 if (sample_number > player->get_end_sample ())
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
171 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
172 return paAbort;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
173 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
174 if (player->get_type () == DOUBLE)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
175 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
176 if (player->get_nbits () == 8)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
177 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
178 int8_t *buffer = (int8_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
179 buffer[k] = sound_l->elem (sample_number) * (pow (2.0, 7) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
180 buffer[k + 1] = sound_r->elem (sample_number) * (pow (2.0, 7) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
181 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
182 else if (player->get_nbits () == 16)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
183 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
184 int16_t *buffer = (int16_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
185 buffer[k] = sound_l->elem (sample_number) * (pow (2.0, 15) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
186 buffer[k + 1] = sound_r->elem (sample_number) * (pow (2.0, 15) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
187 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
188 else if (player->get_nbits() == 24)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
189 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
190 uint8_t *buffer = (uint8_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
191 int32_t sample_l = sound_l->elem(sample_number) * (pow (2.0, 23) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
192 int32_t sample_r = sound_r->elem(sample_number) * (pow (2.0, 23) - 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
193 sample_l &= 0x00ffffff;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
194 sample_r &= 0x00ffffff;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
195 uint8_t *_sample_l = (uint8_t *)&sample_l;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
196 uint8_t *_sample_r = (uint8_t *)&sample_r;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
197 buffer[j * 6 + 0] = _sample_l[0 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
198 buffer[j * 6 + 1] = _sample_l[1 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
199 buffer[j * 6 + 2] = _sample_l[2 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
200 buffer[j * 6 + 3] = _sample_r[0 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
201 buffer[j * 6 + 4] = _sample_r[1 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
202 buffer[j * 6 + 5] = _sample_r[2 + big_endian];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
203 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
204 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
205 else if (player->get_type () == INT8)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
206 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
207 int8_t *buffer = (int8_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
208 buffer[k] = sound_l->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
209 buffer[k + 1] = sound_r->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
210 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
211 else if (player->get_type () == UINT8)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
212 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
213 uint8_t *buffer = (uint8_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
214 buffer[k] = sound_l->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
215 buffer[k + 1] = sound_r->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
216 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
217 else if (player->get_type () == INT16)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
218 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
219 int16_t *buffer = (int16_t *)output;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
220 buffer[k] = sound_l->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
221 buffer[k + 1] = sound_r->elem (sample_number);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
222 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
223 player->set_sample_number (sample_number + 1);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
224 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
225 return paContinue;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
226 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
227
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
228 audioplayer::audioplayer ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
229 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
230 this->nbits = 16;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
231 this->id = -1;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
232 this->sample_number = 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
233 this->tag = charMatrix ("");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
234 Matrix userdata;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
235 this->userdata = octave_value (userdata);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
236 this->stream = 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
237 this->octave_callback_function = 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
238 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
239
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
240 audioplayer::~audioplayer ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
241 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
242
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
243 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
244
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
245 void audioplayer::print (std::ostream& os, bool pr_as_read_syntax ) const
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
246 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
247 print_raw (os, pr_as_read_syntax);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
248 newline (os);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
249 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
250
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
251 void audioplayer::print_raw (std::ostream& os, bool pr_as_read_syntax) const
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
252 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
253 os << 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
254 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
255
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
256 void audioplayer::init_fn()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
257 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
258 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
259 int device;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
260 err = Pa_Initialize ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
261 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
262 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
263 error ("audioplayer: Initialization error!");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
264 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
265 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
266 int numDevices;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
267 numDevices = Pa_GetDeviceCount ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
268 if (numDevices < 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
269 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
270 error ("audioplayer: No audio devices found!");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
271 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
272 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
273 if (this->get_id () == -1)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
274 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
275 device = Pa_GetDefaultOutputDevice ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
276 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
277 else
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
278 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
279 device = this->get_id ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
280 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
281 output_parameters.device = device;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
282 output_parameters.channelCount = 2;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
283 output_parameters.sampleFormat = bits_to_format (this->get_nbits ());
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
284 output_parameters.suggestedLatency = Pa_GetDeviceInfo (device)->defaultHighOutputLatency;
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
285 output_parameters.hostApiSpecificStreamInfo = NULL;
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parents:
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286 }
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parents:
diff changeset
287
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parents:
diff changeset
288 void audioplayer::init ()
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parents:
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289 {
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parents:
diff changeset
290 PaError err;
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parents:
diff changeset
291 int channels = this->y.rows ();
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parents:
diff changeset
292 RowVector *sound_l = this->get_left ();
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parents:
diff changeset
293 int device;
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parents:
diff changeset
294 err = Pa_Initialize ();
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parents:
diff changeset
295 if (err != paNoError)
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parents:
diff changeset
296 {
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parents:
diff changeset
297 error ("audioplayer: Initialization error!");
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parents:
diff changeset
298 return;
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parents:
diff changeset
299 }
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parents:
diff changeset
300 int numDevices;
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parents:
diff changeset
301 numDevices = Pa_GetDeviceCount ();
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parents:
diff changeset
302 if (numDevices < 0)
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parents:
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303 {
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parents:
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304 error ("audioplayer: No audio devices found!");
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parents:
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305 return;
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parents:
diff changeset
306 }
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parents:
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307 if (this->get_id () == -1)
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parents:
diff changeset
308 {
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parents:
diff changeset
309 device = Pa_GetDefaultOutputDevice ();
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310 }
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parents:
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311 else
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parents:
diff changeset
312 {
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313 device = this->get_id ();
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parents:
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314 }
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315 output_parameters.device = device;
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316 output_parameters.channelCount = 2;
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317 if (this->type == DOUBLE)
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parents:
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318 {
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parents:
diff changeset
319 output_parameters.sampleFormat = bits_to_format (this->get_nbits ());
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parents:
diff changeset
320 }
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parents:
diff changeset
321 else if (this->type == INT8)
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parents:
diff changeset
322 {
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parents:
diff changeset
323 output_parameters.sampleFormat = paInt8;
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parents:
diff changeset
324 }
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parents:
diff changeset
325 else if (this->type == UINT8)
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parents:
diff changeset
326 {
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parents:
diff changeset
327 output_parameters.sampleFormat = paUInt8;
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parents:
diff changeset
328 }
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parents:
diff changeset
329 else if (this->type == INT16)
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parents:
diff changeset
330 {
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parents:
diff changeset
331 output_parameters.sampleFormat = paInt16;
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parents:
diff changeset
332 }
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parents:
diff changeset
333 output_parameters.suggestedLatency = Pa_GetDeviceInfo (device)->defaultHighOutputLatency;
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parents:
diff changeset
334 output_parameters.hostApiSpecificStreamInfo = NULL;
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parents:
diff changeset
335 }
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parents:
diff changeset
336
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parents:
diff changeset
337 void audioplayer::set_y (octave_value y)
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
338 {
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parents:
diff changeset
339 if (y.is_int8_type ())
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parents:
diff changeset
340 {
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parents:
diff changeset
341 this->type = INT8;
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parents:
diff changeset
342 }
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parents:
diff changeset
343 else if (y.is_uint8_type ())
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parents:
diff changeset
344 {
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parents:
diff changeset
345 this->type = UINT8;
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parents:
diff changeset
346 }
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parents:
diff changeset
347 else if (y.is_int16_type ())
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parents:
diff changeset
348 {
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parents:
diff changeset
349 this->type = INT16;
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parents:
diff changeset
350 }
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parents:
diff changeset
351 else
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parents:
diff changeset
352 {
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parents:
diff changeset
353 this->type = DOUBLE;
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
354 }
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parents:
diff changeset
355 this->y = y.matrix_value ();
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
356 if (this->y.rows () > 2)
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parents:
diff changeset
357 {
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parents:
diff changeset
358 this->y = this->y.transpose ();
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
359 }
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parents:
diff changeset
360 this->channels = this->y.rows ();
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parents:
diff changeset
361 this->left = this->y.row (0);
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parents:
diff changeset
362 if (this->channels == 2)
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
363 {
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
364 this->right = this->y.row (1);
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parents:
diff changeset
365 }
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parents:
diff changeset
366 this->reset_end_sample ();
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parents:
diff changeset
367 }
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parents:
diff changeset
368
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
369 void audioplayer::set_y (octave_function *fn)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
370 {
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parents:
diff changeset
371 this->octave_callback_function = fn;
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parents:
diff changeset
372 this->channels = 2;
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parents:
diff changeset
373 this->reset_end_sample ();
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
374 }
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parents:
diff changeset
375
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
376 Matrix &audioplayer::get_y ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
377 {
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
378 return this->y;
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
379 }
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
380
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
381 RowVector *audioplayer::get_left ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
382 {
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
383 return &(this->left);
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
384 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
385
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
386 RowVector *audioplayer::get_right ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
387 {
91ee78cdba6c New files for audio playback and recording
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parents:
diff changeset
388 return &(this->right);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
389 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
390
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
391 void audioplayer::set_fs (int fs)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
392 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
393 this->fs = fs;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
394 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
395
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
396 int audioplayer::get_fs ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
397 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
398 return this->fs;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
399 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
400
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
401 void audioplayer::set_nbits (int nbits)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
402 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
403 this->nbits = nbits;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
404 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
405
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
406 int audioplayer::get_nbits ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
407 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
408 return this->nbits;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
409 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
410
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
411 void audioplayer::set_id (int id)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
412 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
413 this->id = id;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
414 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
415
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
416 int audioplayer::get_id ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
417 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
418 return this->id;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
419 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
420
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
421 int audioplayer::get_channels ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
422 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
423 return this->channels;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
424 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
425
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
426 audio_type audioplayer::get_type ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
427 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
428 return this->type;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
429 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
430
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
431 void audioplayer::set_sample_number (unsigned int sample_number)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
432 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
433 this->sample_number = sample_number;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
434 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
435
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
436 unsigned int audioplayer::get_sample_number ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
437 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
438 return this->sample_number;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
439 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
440
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
441 unsigned int audioplayer::get_total_samples ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
442 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
443 return this->left.length ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
444 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
445
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
446 void audioplayer::set_end_sample (unsigned int end_sample)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
447 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
448 this->end_sample = end_sample;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
449 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
450
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
451 unsigned int audioplayer::get_end_sample ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
452 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
453 return this->end_sample;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
454 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
455
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
456 void audioplayer::reset_end_sample ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
457 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
458 this->set_end_sample (this->left.length ());
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
459 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
460
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
461 void audioplayer::set_tag (charMatrix tag)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
462 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
463 this->tag = tag;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
464 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
465
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
466 charMatrix audioplayer::get_tag ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
467 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
468 return this->tag;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
469 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
470
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
471 void audioplayer::set_userdata (octave_value userdata)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
472 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
473 this->userdata = userdata;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
474 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
475
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
476 octave_value audioplayer::get_userdata ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
477 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
478 return this->userdata;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
479 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
480
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
481 void audioplayer::playblocking ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
482 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
483 if (this->get_stream ())
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
484 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
485 this->stop ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
486 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
487 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
488 uint32_t buffer[BUFFER_SIZE * 2];
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
489 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, NULL, NULL);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
490 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
491 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
492 error ("audioplayer: Error opening audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
493 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
494 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
495 err = Pa_StartStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
496 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
497 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
498 error ("audioplayer: Error starting audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
499 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
500 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
501 unsigned int start, end;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
502 start = this->get_sample_number ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
503 end = this->get_end_sample ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
504 for (int i = start; i < end; i += BUFFER_SIZE)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
505 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
506 if (this->octave_callback_function != 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
507 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
508 octave_play_callback (0, (void *)buffer, BUFFER_SIZE, 0, 0, (void *)this);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
509 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
510 else
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
511 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
512 portaudio_play_callback (0, (void *)buffer, BUFFER_SIZE, 0, 0, (void *)this);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
513 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
514 err = Pa_WriteStream (stream, buffer, BUFFER_SIZE);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
515 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
516 err = Pa_StopStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
517 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
518 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
519 error ("audioplayer: Error stoping audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
520 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
521 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
522 err = Pa_CloseStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
523 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
524 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
525 error ("audioplayer: Error closing audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
526 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
527 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
528 stream = 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
529 this->set_sample_number (0);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
530 this->reset_end_sample ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
531 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
532
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
533 void audioplayer::play ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
534 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
535 if (this->get_stream ())
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
536 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
537 this->stop ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
538 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
539 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
540 if (this->octave_callback_function != 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
541 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
542 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, octave_play_callback, (void *)this);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
543 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
544 else
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
545 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
546 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, portaudio_play_callback, (void *)this);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
547 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
548 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
549 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
550 error ("audioplayer: Error opening audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
551 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
552 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
553 err = Pa_StartStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
554 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
555 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
556 error ("audioplayer: Error starting audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
557 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
558 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
559 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
560
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
561 void audioplayer::pause ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
562 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
563 if (this->get_stream () == 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
564 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
565 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
566 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
567 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
568 err = Pa_StopStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
569 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
570 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
571 error ("audiorecorder: Error stoping audio recording stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
572 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
573 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
574 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
575
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
576 void audioplayer::resume ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
577 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
578 if (this->get_stream() == 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
579 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
580 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
581 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
582 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
583 err = Pa_StartStream (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
584 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
585 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
586 error ("audiorecorder: Error starting audio recording stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
587 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
588 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
589 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
590
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
591 PaStream *audioplayer::get_stream()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
592 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
593 return this->stream;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
594 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
595
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
596 void audioplayer::stop()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
597 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
598 if (this->get_stream () == 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
599 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
600 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
601 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
602 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
603 this->set_sample_number (0);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
604 this->reset_end_sample ();
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
605 if (not Pa_IsStreamStopped (this->get_stream ()))
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
606 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
607 err = Pa_AbortStream (this->get_stream ());
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
608 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
609 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
610 error ("audioplayer: Error stopping audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
611 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
612 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
613 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
614 err = Pa_CloseStream (this->get_stream ());
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
615 if (err != paNoError)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
616 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
617 error ("audioplayer: Error closing audio playback stream");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
618 return;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
619 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
620 stream = 0;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
621 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
622
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
623 bool audioplayer::isplaying ()
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
624 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
625 if (this->get_stream() == 0)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
626 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
627 return false;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
628 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
629 PaError err;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
630 err = Pa_IsStreamActive (stream);
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
631 if (err != 0 and err != 1)
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
632 {
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
633 error ("audiorecorder: Error checking stream activity status");
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
634 return false;
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
635 }
91ee78cdba6c New files for audio playback and recording
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff changeset
636 return bool(err);
19534
8bb399569393 Add Octave copyright header block to audio project files
Mike Miller <mtmiller@ieee.org>
parents: 19509
diff changeset
637 }