Mercurial > octave-antonio
annotate libinterp/dldfcn/audiodevinfo.cc @ 19512:a5eb03a7e2a5
eliminate unused variable and parameter warnings
* audiodevinfo.cc, audioread.cc: Eliminate unused variable and
parameter warnings.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Fri, 02 Jan 2015 00:59:08 -0500 |
| parents | 19f75d156ffe |
| children | 4cb4210bd392 |
| rev | line source |
|---|---|
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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 |
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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 |
| 19510 | 27 // <cstdint> requires c++11 |
| 28 #include <stdint.h> | |
| 29 | |
| 30 #include <string> | |
| 31 #include <vector> | |
| 32 | |
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33 #include "defun-dld.h" |
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34 #include "error.h" |
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35 #include "gripes.h" |
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36 #include "oct-obj.h" |
| 19510 | 37 #include "ov.h" |
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38 #include "ov-int32.h" |
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39 #include "ov-struct.h" |
| 19510 | 40 #include "parse.h" |
| 41 | |
| 42 #if defined (HAVE_PORTAUDIO) | |
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43 #include <portaudio.h> |
| 19510 | 44 #endif |
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45 |
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46 PaSampleFormat |
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47 bits_to_format (int bits) |
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48 { |
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49 if (bits == 8) |
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50 return paInt8; |
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51 else if (bits == 16) |
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52 return paInt16; |
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53 else if (bits == 24) |
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54 return paInt24; |
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55 else if (bits == 32) |
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56 return paInt32; |
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57 else if (bits == -1) |
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58 return paFloat32; |
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59 else |
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60 return 0; |
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61 } |
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62 |
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63 DEFUN_DLD (audiodevinfo, args, , |
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64 "-*- texinfo -*-\n\ |
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65 @deftypefn {Loadable Function} {@var{devinfo} =} audiodevinfo ()\n\ |
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66 \n\ |
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67 Returns a structure with two fields called \"input\" and \"output\".\n\ |
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68 Each structure contains an array of structures with three fields called\n\ |
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69 \"Name\", \"DriverVersion\" and \"ID\". Each structure contains information\n\ |
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70 about a PortAudio device.\n\ |
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71 \n\ |
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72 @end deftypefn\n\ |
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73 \n\ |
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74 @deftypefn {Loadable Function} {@var{devs} =} audiodevinfo (@var{io})\n\ |
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75 \n\ |
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76 Returns the number of input or output devices available. Set @var{io} to 1\n\ |
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77 for input devices and to 0 for output devices.\n\ |
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78 @end deftypefn\n\ |
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79 \n\ |
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80 @deftypefn {Loadable Function} {@var{name} =} audiodevinfo (@var{io}, @var{id})\n\ |
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81 \n\ |
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82 Returns the name of a device specified by numerical @var{id}. Set @var{io}\n\ |
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83 to 1 for input devices and to 0 for output devices.\n\ |
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84 @end deftypefn\n\ |
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85 \n\ |
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86 @deftypefn {Loadable Function} {@var{id} =} audiodevinfo (@var{io}, @var{name})\n\ |
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87 \n\ |
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88 Returns the id of a device specified by name. Set @var{io}\n\ |
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89 to 1 for input devices and to 0 for output devices.\n\ |
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90 @end deftypefn\n\ |
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91 \n\ |
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92 @deftypefn {Loadable Function} {@var{id} =} audiodevinfo (@var{io}, @var{rate}, @var{bits}, @var{chans})\n\ |
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93 \n\ |
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94 Returns the id of the first device that supports playback or recording\n\ |
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95 using the specified sampling rate (@var{rate}), bits per sample (@var{bits})\n\ |
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96 and number of channels (@var{chans}). Set @var{io} to 1 for input devices\n\ |
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97 and to 0 for output devices.\n\ |
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98 @end deftypefn\n\ |
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99 \n\ |
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100 @deftypefn {Loadable Function} {@var{supports} =} audiodevinfo (@var{io}, @var{id}, @var{rate}, @var{bits}, @var{chans})\n\ |
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101 \n\ |
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102 Returns 1 if the device bearing @var{id} supports specified sampling rate\n\ |
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103 (@var{rate}), bits per sample (@var{bits}) and number of channels (@var{chans}).\n\ |
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104 Returns 0 otherwise. Set @var{io} to 1 for input devices and to 0 for output\n\ |
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105 devices.\n\ |
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106 @end deftypefn") |
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107 { |
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108 octave_value retval; |
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109 #ifdef HAVE_PORTAUDIO |
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110 int nargin = args.length (); |
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111 PaError err; |
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112 octave_scalar_map devinfo; |
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113 octave_value_list input; |
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114 octave_value_list output; |
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115 |
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116 err = Pa_Initialize (); |
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117 if (err != paNoError) |
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118 { |
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119 error ("audiodevinfo: cannot initialize PortAudio"); |
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120 return retval; |
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121 } |
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122 |
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123 int num_devices = Pa_GetDeviceCount (); |
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124 if (num_devices < 0) |
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125 { |
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126 error ("audiodevinfo: no audio device found"); |
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127 return retval; |
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128 } |
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129 |
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130 octave_idx_type numinput = 0, numoutput = 0; |
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131 for (int i = 0; i < num_devices; i++) |
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132 { |
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133 const PaDeviceInfo *device_info = Pa_GetDeviceInfo (i); |
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134 if (device_info->maxInputChannels != 0) |
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135 numinput++; |
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136 if (device_info->maxOutputChannels != 0) |
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137 numoutput++; |
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138 } |
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139 |
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140 Cell input_name (dim_vector (1, numinput)); |
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141 Cell input_driver_version (dim_vector (1, numinput)); |
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142 Cell input_id (dim_vector (1, numinput)); |
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143 Cell output_name (dim_vector (1, numoutput)); |
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144 Cell output_driver_version (dim_vector (1, numoutput)); |
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145 Cell output_id (dim_vector (1, numoutput)); |
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146 |
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147 octave_idx_type idx_i = 0, idx_o = 0; |
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148 for (int i = 0; i < num_devices; i++) |
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149 { |
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150 const PaDeviceInfo *device_info = Pa_GetDeviceInfo (i); |
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151 const char *driver; |
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152 char name[128]; |
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153 driver = Pa_GetHostApiInfo (device_info->hostApi)->name; |
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154 sprintf (name, "%s (%s)", device_info->name, driver); |
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155 |
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156 if (device_info->maxInputChannels != 0) |
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157 { |
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158 input_name(idx_i) = name; |
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159 input_driver_version(idx_i) = driver; |
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160 input_id(idx_i) = i; |
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161 idx_i++; |
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162 } |
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163 |
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164 if (device_info->maxOutputChannels != 0) |
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165 { |
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166 output_name(idx_o) = name; |
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167 output_driver_version(idx_o) = driver; |
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168 output_id(idx_o) = i; |
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169 idx_o++; |
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170 } |
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171 } |
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172 |
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173 octave_map inputdev, outputdev; |
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174 inputdev.setfield ("Name", input_name); |
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175 inputdev.setfield ("DriverVersion", input_driver_version); |
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176 inputdev.setfield ("ID", input_id); |
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177 outputdev.setfield ("Name", output_name); |
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178 outputdev.setfield ("DriverVersion", output_driver_version); |
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179 outputdev.setfield ("ID", output_id); |
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180 devinfo.setfield ("input", inputdev); |
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181 devinfo.setfield ("output", outputdev); |
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182 |
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183 // Return information about input and output audio devices and |
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184 // their properties. |
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185 if (nargin == 0) |
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186 retval = devinfo; |
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187 // Return the number of input or output devices |
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188 else if (nargin == 1) |
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189 { |
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190 if (args(0).int_value () == 0) |
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191 retval = octave_value (numoutput); |
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192 else if (args(0).int_value () == 1) |
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193 retval = octave_value (numinput); |
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194 else |
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195 { |
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196 error ("audiodevinfo: please specify 0 for output and 1 for input devices"); |
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197 return retval; |
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198 } |
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199 } |
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200 // Return device name when given id or id when given device name. |
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201 else if (nargin == 2) |
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202 { |
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203 bool found = false; |
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204 int outin = args(0).int_value (); |
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205 if (args(1).is_string ()) |
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206 { |
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207 if (outin == 0) |
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208 { |
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209 for (int i = 0; i < numoutput; i++) |
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210 { |
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211 if (output_name(i).string_value () == args(1).string_value ()) |
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212 { |
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213 retval = output_id(i); |
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214 found = true; |
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|
215 break; |
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|
216 } |
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|
217 } |
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218 } |
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219 else if (outin == 1) |
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220 { |
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221 for (int i = 0; i < numinput; i++) |
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222 { |
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|
223 if (input_name(i).string_value () == args(1).string_value ()) |
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224 { |
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225 retval = input_id(i); |
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226 found = true; |
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|
227 break; |
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|
228 } |
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229 } |
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230 } |
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231 else |
|
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|
232 { |
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233 error ("audiodevinfo: please specify 0 for output and 1 for input devices"); |
|
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|
234 return retval; |
|
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|
235 } |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
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|
236 } |
|
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parents:
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|
237 else |
|
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parents:
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|
238 { |
|
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parents:
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|
239 if (outin == 0) |
|
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parents:
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240 { |
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241 for (int i = 0; i < numoutput; i++) |
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242 { |
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243 if (output_id(i).int_value () == args(1).int_value ()) |
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244 { |
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245 retval = output_name(i); |
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246 found = true; |
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parents:
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247 break; |
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248 } |
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249 } |
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250 } |
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251 else if (outin == 1) |
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252 { |
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253 for (int i = 0; i < numinput; i++) |
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254 { |
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255 if (input_id(i).int_value () == args(1).int_value ()) |
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256 { |
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257 retval = input_name(i); |
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258 found = true; |
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parents:
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|
259 break; |
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parents:
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260 } |
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parents:
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261 } |
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parents:
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262 } |
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263 else |
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264 { |
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265 error ("audiodevinfo: please specify 0 for output and 1 for input devices"); |
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266 return retval; |
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parents:
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267 } |
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268 } |
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269 if (not found) |
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270 error ("audiodevinfo: no device meeting the specified criteria found"); |
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271 } |
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272 else if (nargin == 3) |
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273 { |
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274 // |
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275 } |
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276 // Return the id of the first device meeting specified criteria. |
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277 else if (nargin == 4) |
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278 { |
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279 int io = args(0).int_value (); |
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280 int rate = args(1).int_value (); |
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281 int bits = args(2).int_value (); |
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282 int chans = args(3).int_value (); |
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283 for (int i = 0; i < num_devices; i++) |
|
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parents:
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|
284 { |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
285 PaStreamParameters stream_parameters; |
|
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|
286 stream_parameters.device = i; |
|
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|
287 stream_parameters.channelCount = chans; |
|
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288 PaSampleFormat format = bits_to_format (bits); |
|
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289 if (format != 0) |
|
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Mike Miller <mtmiller@ieee.org>
parents:
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|
290 stream_parameters.sampleFormat = format; |
|
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|
291 else |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
292 { |
|
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
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|
293 error ("audiodevinfo: no such bits per sample format"); |
|
19469
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parents:
diff
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|
294 return retval; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
295 } |
|
19503
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Apply Octave coding style to audio project additions
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parents:
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diff
changeset
|
296 stream_parameters.suggestedLatency = |
|
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|
297 Pa_GetDeviceInfo (i)->defaultLowInputLatency; |
|
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298 stream_parameters.hostApiSpecificStreamInfo = NULL; |
|
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299 if (io == 0) |
|
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parents:
diff
changeset
|
300 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
301 if (Pa_GetDeviceInfo (i)->maxOutputChannels < chans) |
|
19503
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
302 continue; |
|
36a26a131209
Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
303 |
|
19469
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
304 err = Pa_IsFormatSupported (NULL, &stream_parameters, rate); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
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|
305 if (err == paFormatIsSupported) |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
306 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
307 retval = i; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
308 return retval; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
309 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
310 } |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
311 else if (io == 1) |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
312 { |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
313 if (Pa_GetDeviceInfo (i)->maxInputChannels < chans) |
|
19503
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
314 continue; |
|
36a26a131209
Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
315 |
|
19469
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
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|
316 err = Pa_IsFormatSupported (&stream_parameters, NULL, rate); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
317 if (err == paFormatIsSupported) |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
318 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
319 retval = i; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
320 return retval; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
321 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
322 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
323 } |
|
19503
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
324 retval = -1; |
|
19469
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
325 } |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
326 // Check if given device supports specified playback or recording modes. |
|
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parents:
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|
327 else if (nargin == 5) |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
328 { |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
329 int io = args(0).int_value (); |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
330 int id = args(1).int_value (); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
331 int rate = args(2).int_value (); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
332 int bits = args(3).int_value (); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
333 int chans = args(4).int_value (); |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
334 PaStreamParameters stream_parameters; |
|
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parents:
diff
changeset
|
335 stream_parameters.device = id; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
336 stream_parameters.channelCount = chans; |
|
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parents:
19501
diff
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|
337 PaSampleFormat format = bits_to_format (bits); |
|
19469
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
338 if (format != 0) |
|
19503
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
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|
339 stream_parameters.sampleFormat = format; |
|
19469
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parents:
diff
changeset
|
340 else |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
341 { |
|
19503
36a26a131209
Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
changeset
|
342 error ("audiodevinfo: no such bits per sample format"); |
|
19469
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
343 return retval; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
344 } |
|
19503
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Apply Octave coding style to audio project additions
Mike Miller <mtmiller@ieee.org>
parents:
19501
diff
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|
345 stream_parameters.suggestedLatency = |
|
19469
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
346 Pa_GetDeviceInfo (id)->defaultLowInputLatency; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
347 stream_parameters.hostApiSpecificStreamInfo = NULL; |
|
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
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|
348 if (io == 0) |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
349 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
350 if (Pa_GetDeviceInfo (id)->maxOutputChannels < chans) |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
351 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
352 retval = 0; |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
353 return retval; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
354 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
355 err = Pa_IsFormatSupported (NULL, &stream_parameters, rate); |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
356 if (err == paFormatIsSupported) |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
357 { |
|
ea5c156aa804
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Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
358 retval = 1; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
359 return retval; |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
360 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
361 } |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
changeset
|
362 else if (io == 1) |
|
ea5c156aa804
audiodevinfo.cc: new file
Vytautas Jančauskas <unaudio@gmail.com>
parents:
diff
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363 { |
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364 if (Pa_GetDeviceInfo (id)->maxInputChannels < chans) |
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365 { |
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366 retval = 0; |
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367 return retval; |
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368 } |
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369 err = Pa_IsFormatSupported (&stream_parameters, NULL, rate); |
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370 if (err == paFormatIsSupported) |
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371 { |
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372 retval = 1; |
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373 return retval; |
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374 } |
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375 } |
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376 else |
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377 { |
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378 error ("audiodevinfo: please specify 0 for output and 1 for input devices"); |
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379 return retval; |
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380 } |
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381 retval = 0; |
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382 } |
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383 else |
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384 { |
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385 error ("audiodevinfo: wrong number of arguments"); |
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386 return retval; |
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387 } |
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388 #else |
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389 error ("portaudio not found on your system and thus audio functionality is not present"); |
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390 #endif |
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391 return retval; |
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392 } |
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393 |
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394 /* |
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395 %!test |
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396 %! devinfo = audiodevinfo; |
| 19509 | 397 %! assert (rows (devinfo.input), 1); |
| 398 %! assert (rows (devinfo.output), 1); | |
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399 |
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400 %!test |
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401 %! devinfo = audiodevinfo; |
| 19509 | 402 %! nout = audiodevinfo (0); |
| 403 %! nin = audiodevinfo (1); | |
| 404 %! assert (columns (devinfo.output), nout); | |
| 405 %! assert (columns (devinfo.input), nin); | |
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406 |
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407 %!test |
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408 %! devinfo = audiodevinfo; |
| 19509 | 409 %! nout = audiodevinfo (0); |
| 410 %! nin = audiodevinfo (1); | |
| 411 %! for i = 1:nout, | |
| 412 %! assert (devinfo.output(i).Name, audiodevinfo (0, devinfo.output(i).ID)) | |
| 413 %! endfor | |
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414 %! for i=1:nin, |
| 19509 | 415 %! assert (devinfo.input(i).Name, audiodevinfo (1, devinfo.input(i).ID)) |
| 416 %! endfor | |
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417 |
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418 %!test |
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419 %! devinfo = audiodevinfo; |
| 19509 | 420 %! nout = audiodevinfo (0); |
| 421 %! nin = audiodevinfo (1); | |
| 422 %! for i = 1:nout, | |
| 423 %! assert (devinfo.output(i).ID, audiodevinfo (0, devinfo.output(i).Name)) | |
| 424 %! endfor | |
| 425 %! for i = 1:nin, | |
| 426 %! assert (devinfo.input(i).ID, audiodevinfo (1, devinfo.input(i).Name)) | |
| 427 %! endfor | |
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428 */ |
| 19510 | 429 |
| 430 enum audio_type { INT8, UINT8, INT16, DOUBLE }; | |
| 431 | |
| 432 class audioplayer : public octave_base_value | |
| 433 { | |
| 434 public: | |
| 435 audioplayer (void); | |
| 436 ~audioplayer (void) {}; | |
| 437 | |
| 438 // Overloaded base functions | |
| 439 double player_value (void) const { return 0; } | |
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440 virtual double scalar_value (bool = false) const { return 0; } |
| 19510 | 441 void print (std::ostream& os, bool pr_as_read_syntax = false) const; |
| 442 void print_raw (std::ostream& os, bool pr_as_read_syntax) const; | |
| 443 | |
| 444 // Properties | |
| 445 bool is_constant (void) const { return true; } | |
| 446 bool is_defined (void) const { return true; } | |
| 447 bool print_as_scalar (void) const { return true; } | |
| 448 | |
| 449 void init (void); | |
| 450 void init_fn (void); | |
| 451 void set_y (octave_value y); | |
| 452 void set_y (octave_function *fn); | |
| 453 void set_y (std::string fn); | |
| 454 Matrix& get_y (void); | |
| 455 RowVector *get_left (void); | |
| 456 RowVector *get_right (void); | |
| 457 void set_fs (int fs); | |
| 458 int get_fs (void); | |
| 459 void set_nbits (int nbits); | |
| 460 int get_nbits (void); | |
| 461 void set_id (int id); | |
| 462 int get_id (void); | |
| 463 int get_channels (void); | |
| 464 audio_type get_type (void); | |
| 465 | |
| 466 void set_sample_number (unsigned int sample); | |
| 467 unsigned int get_sample_number (void); | |
| 468 unsigned int get_total_samples (void); | |
| 469 void set_end_sample (unsigned int sample); | |
| 470 unsigned int get_end_sample (void); | |
| 471 void reset_end_sample (void); | |
| 472 void set_tag (charMatrix tag); | |
| 473 charMatrix get_tag (void); | |
| 474 void set_userdata (octave_value userdata); | |
| 475 octave_value get_userdata (void); | |
| 476 PaStream *get_stream (void); | |
| 477 octave_function *octave_callback_function; | |
| 478 | |
| 479 void playblocking (void); | |
| 480 void play (void); | |
| 481 void pause (void); | |
| 482 void resume (void); | |
| 483 void stop (void); | |
| 484 bool isplaying (void); | |
| 485 | |
| 486 private: | |
| 487 Matrix y; | |
| 488 RowVector left; | |
| 489 RowVector right; | |
| 490 charMatrix tag; | |
| 491 octave_value userdata; | |
| 492 int channels; | |
| 493 int fs; | |
| 494 int nbits; | |
| 495 int id; | |
| 496 unsigned int sample_number; | |
| 497 unsigned int end_sample; | |
| 498 PaStream *stream; | |
| 499 PaStreamParameters output_parameters; | |
| 500 audio_type type; | |
| 501 DECLARE_OCTAVE_ALLOCATOR | |
| 502 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
| 503 }; | |
| 504 | |
| 505 #define BUFFER_SIZE 512 | |
| 506 | |
| 507 DEFINE_OCTAVE_ALLOCATOR (audioplayer); | |
| 508 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (audioplayer, "audioplayer", "audioplayer"); | |
| 509 | |
| 510 int | |
| 511 is_big_endian (void) | |
| 512 { | |
| 513 union | |
| 514 { | |
| 515 uint32_t i; | |
| 516 char c[4]; | |
| 517 } bint = { 0x01020304 }; | |
| 518 return bint.c[0] == 1; | |
| 519 } | |
| 520 | |
| 521 static int | |
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522 octave_play_callback (const void *, void *output, unsigned long frames, |
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523 const PaStreamCallbackTimeInfo *, |
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524 PaStreamCallbackFlags, void *data) |
| 19510 | 525 { |
| 526 audioplayer *player = (audioplayer *)data; | |
| 527 int big_endian = is_big_endian (); | |
| 528 octave_value_list args, retval; | |
| 529 args(0) = frames; | |
| 530 retval = feval (player->octave_callback_function, args, 1); | |
| 531 RowVector sound_l, sound_r; | |
| 532 Matrix sound = retval(0).matrix_value (); | |
| 533 int return_status = retval(1).int_value (); | |
| 534 sound_l.resize (frames); | |
| 535 sound_r.resize (frames); | |
| 536 if (sound.cols () == 1) | |
| 537 { | |
| 538 for (int i = 0; i < frames; i++) | |
| 539 { | |
| 540 sound_l(i) = sound(i, 0); | |
| 541 sound_r(i) = sound(i, 0); | |
| 542 } | |
| 543 } | |
| 544 else if (sound.cols () == 2) | |
| 545 { | |
| 546 for (int i = 0; i < frames; i++) | |
| 547 { | |
| 548 sound_l(i) = sound(i, 0); | |
| 549 sound_r(i) = sound(i, 1); | |
| 550 } | |
| 551 } | |
| 552 else | |
| 553 return paAbort; | |
| 554 | |
| 555 for (int i = 0; i < frames; i++) | |
| 556 { | |
| 557 if (player->get_nbits () == 8) | |
| 558 { | |
| 559 int8_t *buffer = (int8_t *)output; | |
| 560 buffer[2 * i] = sound_l.elem (i) * (pow (2.0, 7) - 1); | |
| 561 buffer[2 * i + 1] = sound_r.elem (i) * (pow (2.0, 7) - 1); | |
| 562 } | |
| 563 else if (player->get_nbits () == 16) | |
| 564 { | |
| 565 int16_t *buffer = (int16_t *)output; | |
| 566 buffer[2 * i] = sound_l.elem (i) * (pow (2.0, 15) - 1); | |
| 567 buffer[2 * i + 1] = sound_r.elem (i) * (pow (2.0, 15) - 1); | |
| 568 } | |
| 569 else if (player->get_nbits () == 24) | |
| 570 { | |
| 571 uint8_t *buffer = (uint8_t *)output; | |
| 572 int32_t sample_l = sound_l.elem (i) * (pow (2.0, 23) - 1); | |
| 573 int32_t sample_r = sound_r.elem (i) * (pow (2.0, 23) - 1); | |
| 574 sample_l &= 0x00ffffff; | |
| 575 sample_r &= 0x00ffffff; | |
| 576 uint8_t *_sample_l = (uint8_t *)&sample_l; | |
| 577 uint8_t *_sample_r = (uint8_t *)&sample_r; | |
| 578 buffer[i * 6 + 0] = _sample_l[0 + big_endian]; | |
| 579 buffer[i * 6 + 1] = _sample_l[1 + big_endian]; | |
| 580 buffer[i * 6 + 2] = _sample_l[2 + big_endian]; | |
| 581 buffer[i * 6 + 3] = _sample_r[0 + big_endian]; | |
| 582 buffer[i * 6 + 4] = _sample_r[1 + big_endian]; | |
| 583 buffer[i * 6 + 5] = _sample_r[2 + big_endian]; | |
| 584 } | |
| 585 } | |
| 586 return return_status; | |
| 587 } | |
| 588 | |
| 589 static int | |
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590 portaudio_play_callback (const void *, void *output, unsigned long frames, |
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591 const PaStreamCallbackTimeInfo*, |
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592 PaStreamCallbackFlags, void *data) |
| 19510 | 593 { |
| 594 audioplayer *player = (audioplayer *)data; | |
| 595 int big_endian = is_big_endian (); | |
| 596 int channels = player->get_channels (); | |
| 597 RowVector *sound_l = player->get_left (); | |
| 598 RowVector *sound_r; | |
| 599 | |
| 600 if (channels > 1) | |
| 601 sound_r = player->get_right (); | |
| 602 else | |
| 603 sound_r = sound_l; | |
| 604 | |
| 605 for (int j = 0, k = 0; j < frames; j++, k += 2) | |
| 606 { | |
| 607 unsigned int sample_number = player->get_sample_number (); | |
| 608 if (sample_number > player->get_end_sample ()) | |
| 609 return paAbort; | |
| 610 | |
| 611 if (player->get_type () == DOUBLE) | |
| 612 { | |
| 613 if (player->get_nbits () == 8) | |
| 614 { | |
| 615 int8_t *buffer = (int8_t *)output; | |
| 616 buffer[k] = sound_l->elem (sample_number) * (pow (2.0, 7) - 1); | |
| 617 buffer[k + 1] = sound_r->elem (sample_number) * (pow (2.0, 7) - 1); | |
| 618 } | |
| 619 else if (player->get_nbits () == 16) | |
| 620 { | |
| 621 int16_t *buffer = (int16_t *)output; | |
| 622 buffer[k] = sound_l->elem (sample_number) * (pow (2.0, 15) - 1); | |
| 623 buffer[k + 1] = sound_r->elem (sample_number) * (pow (2.0, 15) - 1); | |
| 624 } | |
| 625 else if (player->get_nbits () == 24) | |
| 626 { | |
| 627 uint8_t *buffer = (uint8_t *)output; | |
| 628 int32_t sample_l = sound_l->elem (sample_number) * (pow (2.0, 23) - 1); | |
| 629 int32_t sample_r = sound_r->elem (sample_number) * (pow (2.0, 23) - 1); | |
| 630 sample_l &= 0x00ffffff; | |
| 631 sample_r &= 0x00ffffff; | |
| 632 uint8_t *_sample_l = (uint8_t *)&sample_l; | |
| 633 uint8_t *_sample_r = (uint8_t *)&sample_r; | |
| 634 buffer[j * 6 + 0] = _sample_l[0 + big_endian]; | |
| 635 buffer[j * 6 + 1] = _sample_l[1 + big_endian]; | |
| 636 buffer[j * 6 + 2] = _sample_l[2 + big_endian]; | |
| 637 buffer[j * 6 + 3] = _sample_r[0 + big_endian]; | |
| 638 buffer[j * 6 + 4] = _sample_r[1 + big_endian]; | |
| 639 buffer[j * 6 + 5] = _sample_r[2 + big_endian]; | |
| 640 } | |
| 641 } | |
| 642 else if (player->get_type () == INT8) | |
| 643 { | |
| 644 int8_t *buffer = (int8_t *)output; | |
| 645 buffer[k] = sound_l->elem (sample_number); | |
| 646 buffer[k + 1] = sound_r->elem (sample_number); | |
| 647 } | |
| 648 else if (player->get_type () == UINT8) | |
| 649 { | |
| 650 uint8_t *buffer = (uint8_t *)output; | |
| 651 buffer[k] = sound_l->elem (sample_number); | |
| 652 buffer[k + 1] = sound_r->elem (sample_number); | |
| 653 } | |
| 654 else if (player->get_type () == INT16) | |
| 655 { | |
| 656 int16_t *buffer = (int16_t *)output; | |
| 657 buffer[k] = sound_l->elem (sample_number); | |
| 658 buffer[k + 1] = sound_r->elem (sample_number); | |
| 659 } | |
| 660 player->set_sample_number (sample_number + 1); | |
| 661 } | |
| 662 return paContinue; | |
| 663 } | |
| 664 | |
| 665 audioplayer::audioplayer (void) | |
| 666 { | |
| 667 this->nbits = 16; | |
| 668 this->id = -1; | |
| 669 this->sample_number = 0; | |
| 670 this->tag = charMatrix (""); | |
| 671 Matrix userdata; | |
| 672 this->userdata = octave_value (userdata); | |
| 673 this->stream = 0; | |
| 674 this->octave_callback_function = 0; | |
| 675 } | |
| 676 | |
| 677 void | |
| 678 audioplayer::print (std::ostream& os, bool pr_as_read_syntax) const | |
| 679 { | |
| 680 print_raw (os, pr_as_read_syntax); | |
| 681 newline (os); | |
| 682 } | |
| 683 | |
| 684 void | |
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685 audioplayer::print_raw (std::ostream& os, bool) const |
| 19510 | 686 { |
| 687 os << 0; | |
| 688 } | |
| 689 | |
| 690 void | |
| 691 audioplayer::init_fn (void) | |
| 692 { | |
| 693 PaError err; | |
| 694 int device; | |
| 695 | |
| 696 err = Pa_Initialize (); | |
| 697 if (err != paNoError) | |
| 698 { | |
| 699 error ("audioplayer: Initialization error!"); | |
| 700 return; | |
| 701 } | |
| 702 | |
| 703 int numDevices = Pa_GetDeviceCount (); | |
| 704 if (numDevices < 0) | |
| 705 { | |
| 706 error ("audioplayer: No audio devices found!"); | |
| 707 return; | |
| 708 } | |
| 709 | |
| 710 if (this->get_id () == -1) | |
| 711 device = Pa_GetDefaultOutputDevice (); | |
| 712 else | |
| 713 device = this->get_id (); | |
| 714 | |
| 715 output_parameters.device = device; | |
| 716 output_parameters.channelCount = 2; | |
| 717 output_parameters.sampleFormat = bits_to_format (this->get_nbits ()); | |
| 718 output_parameters.suggestedLatency = Pa_GetDeviceInfo (device)->defaultHighOutputLatency; | |
| 719 output_parameters.hostApiSpecificStreamInfo = NULL; | |
| 720 } | |
| 721 | |
| 722 void | |
| 723 audioplayer::init (void) | |
| 724 { | |
| 725 PaError err; | |
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726 |
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727 // Both of these variables are unused. Should they be |
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728 // eliminated or is something not yet implemented? |
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729 // |
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730 // int channels = this->y.rows (); |
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731 // RowVector *sound_l = this->get_left (); |
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732 |
| 19510 | 733 int device; |
| 734 | |
| 735 err = Pa_Initialize (); | |
| 736 if (err != paNoError) | |
| 737 { | |
| 738 error ("audioplayer: Initialization error!"); | |
| 739 return; | |
| 740 } | |
| 741 | |
| 742 int numDevices = Pa_GetDeviceCount (); | |
| 743 if (numDevices < 0) | |
| 744 { | |
| 745 error ("audioplayer: No audio devices found!"); | |
| 746 return; | |
| 747 } | |
| 748 | |
| 749 if (this->get_id () == -1) | |
| 750 device = Pa_GetDefaultOutputDevice (); | |
| 751 else | |
| 752 device = this->get_id (); | |
| 753 | |
| 754 output_parameters.device = device; | |
| 755 output_parameters.channelCount = 2; | |
| 756 | |
| 757 if (this->type == DOUBLE) | |
| 758 output_parameters.sampleFormat = bits_to_format (this->get_nbits ()); | |
| 759 else if (this->type == INT8) | |
| 760 output_parameters.sampleFormat = paInt8; | |
| 761 else if (this->type == UINT8) | |
| 762 output_parameters.sampleFormat = paUInt8; | |
| 763 else if (this->type == INT16) | |
| 764 output_parameters.sampleFormat = paInt16; | |
| 765 | |
| 766 output_parameters.suggestedLatency = Pa_GetDeviceInfo (device)->defaultHighOutputLatency; | |
| 767 output_parameters.hostApiSpecificStreamInfo = NULL; | |
| 768 } | |
| 769 | |
| 770 void | |
| 771 audioplayer::set_y (octave_value y) | |
| 772 { | |
| 773 if (y.is_int8_type ()) | |
| 774 this->type = INT8; | |
| 775 else if (y.is_uint8_type ()) | |
| 776 this->type = UINT8; | |
| 777 else if (y.is_int16_type ()) | |
| 778 this->type = INT16; | |
| 779 else | |
| 780 this->type = DOUBLE; | |
| 781 | |
| 782 this->y = y.matrix_value (); | |
| 783 if (this->y.rows () > 2) | |
| 784 this->y = this->y.transpose (); | |
| 785 | |
| 786 this->channels = this->y.rows (); | |
| 787 this->left = this->y.row (0); | |
| 788 if (this->channels == 2) | |
| 789 this->right = this->y.row (1); | |
| 790 | |
| 791 this->reset_end_sample (); | |
| 792 } | |
| 793 | |
| 794 void | |
| 795 audioplayer::set_y (octave_function *fn) | |
| 796 { | |
| 797 this->octave_callback_function = fn; | |
| 798 this->channels = 2; | |
| 799 this->reset_end_sample (); | |
| 800 } | |
| 801 | |
| 802 Matrix& | |
| 803 audioplayer::get_y (void) | |
| 804 { | |
| 805 return this->y; | |
| 806 } | |
| 807 | |
| 808 RowVector * | |
| 809 audioplayer::get_left (void) | |
| 810 { | |
| 811 return &(this->left); | |
| 812 } | |
| 813 | |
| 814 RowVector * | |
| 815 audioplayer::get_right (void) | |
| 816 { | |
| 817 return &(this->right); | |
| 818 } | |
| 819 | |
| 820 void | |
| 821 audioplayer::set_fs (int fs) | |
| 822 { | |
| 823 this->fs = fs; | |
| 824 } | |
| 825 | |
| 826 int | |
| 827 audioplayer::get_fs (void) | |
| 828 { | |
| 829 return this->fs; | |
| 830 } | |
| 831 | |
| 832 void | |
| 833 audioplayer::set_nbits (int nbits) | |
| 834 { | |
| 835 this->nbits = nbits; | |
| 836 } | |
| 837 | |
| 838 int | |
| 839 audioplayer::get_nbits (void) | |
| 840 { | |
| 841 return this->nbits; | |
| 842 } | |
| 843 | |
| 844 void | |
| 845 audioplayer::set_id (int id) | |
| 846 { | |
| 847 this->id = id; | |
| 848 } | |
| 849 | |
| 850 int | |
| 851 audioplayer::get_id (void) | |
| 852 { | |
| 853 return this->id; | |
| 854 } | |
| 855 | |
| 856 int | |
| 857 audioplayer::get_channels (void) | |
| 858 { | |
| 859 return this->channels; | |
| 860 } | |
| 861 | |
| 862 audio_type | |
| 863 audioplayer::get_type (void) | |
| 864 { | |
| 865 return this->type; | |
| 866 } | |
| 867 | |
| 868 void | |
| 869 audioplayer::set_sample_number (unsigned int sample_number) | |
| 870 { | |
| 871 this->sample_number = sample_number; | |
| 872 } | |
| 873 | |
| 874 unsigned int | |
| 875 audioplayer::get_sample_number (void) | |
| 876 { | |
| 877 return this->sample_number; | |
| 878 } | |
| 879 | |
| 880 unsigned int | |
| 881 audioplayer::get_total_samples (void) | |
| 882 { | |
| 883 return this->left.length (); | |
| 884 } | |
| 885 | |
| 886 void | |
| 887 audioplayer::set_end_sample (unsigned int end_sample) | |
| 888 { | |
| 889 this->end_sample = end_sample; | |
| 890 } | |
| 891 | |
| 892 unsigned int | |
| 893 audioplayer::get_end_sample (void) | |
| 894 { | |
| 895 return this->end_sample; | |
| 896 } | |
| 897 | |
| 898 void | |
| 899 audioplayer::reset_end_sample (void) | |
| 900 { | |
| 901 this->set_end_sample (this->left.length ()); | |
| 902 } | |
| 903 | |
| 904 void | |
| 905 audioplayer::set_tag (charMatrix tag) | |
| 906 { | |
| 907 this->tag = tag; | |
| 908 } | |
| 909 | |
| 910 charMatrix | |
| 911 audioplayer::get_tag (void) | |
| 912 { | |
| 913 return this->tag; | |
| 914 } | |
| 915 | |
| 916 void | |
| 917 audioplayer::set_userdata (octave_value userdata) | |
| 918 { | |
| 919 this->userdata = userdata; | |
| 920 } | |
| 921 | |
| 922 octave_value | |
| 923 audioplayer::get_userdata (void) | |
| 924 { | |
| 925 return this->userdata; | |
| 926 } | |
| 927 | |
| 928 void | |
| 929 audioplayer::playblocking (void) | |
| 930 { | |
| 931 if (this->get_stream ()) | |
| 932 this->stop (); | |
| 933 | |
| 934 PaError err; | |
| 935 uint32_t buffer[BUFFER_SIZE * 2]; | |
| 936 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, NULL, NULL); | |
| 937 if (err != paNoError) | |
| 938 { | |
| 939 error ("audioplayer: Error opening audio playback stream"); | |
| 940 return; | |
| 941 } | |
| 942 | |
| 943 err = Pa_StartStream (stream); | |
| 944 if (err != paNoError) | |
| 945 { | |
| 946 error ("audioplayer: Error starting audio playback stream"); | |
| 947 return; | |
| 948 } | |
| 949 | |
| 950 unsigned int start, end; | |
| 951 start = this->get_sample_number (); | |
| 952 end = this->get_end_sample (); | |
| 953 for (int i = start; i < end; i += BUFFER_SIZE) | |
| 954 { | |
| 955 if (this->octave_callback_function != 0) | |
| 956 octave_play_callback (0, (void *)buffer, BUFFER_SIZE, 0, 0, (void *)this); | |
| 957 else | |
| 958 portaudio_play_callback (0, (void *)buffer, BUFFER_SIZE, 0, 0, (void *)this); | |
| 959 err = Pa_WriteStream (stream, buffer, BUFFER_SIZE); | |
| 960 } | |
| 961 | |
| 962 err = Pa_StopStream (stream); | |
| 963 if (err != paNoError) | |
| 964 { | |
| 965 error ("audioplayer: Error stoping audio playback stream"); | |
| 966 return; | |
| 967 } | |
| 968 | |
| 969 err = Pa_CloseStream (stream); | |
| 970 if (err != paNoError) | |
| 971 { | |
| 972 error ("audioplayer: Error closing audio playback stream"); | |
| 973 return; | |
| 974 } | |
| 975 | |
| 976 stream = 0; | |
| 977 this->set_sample_number (0); | |
| 978 this->reset_end_sample (); | |
| 979 } | |
| 980 | |
| 981 void | |
| 982 audioplayer::play (void) | |
| 983 { | |
| 984 if (this->get_stream ()) | |
| 985 this->stop (); | |
| 986 | |
| 987 PaError err; | |
| 988 if (this->octave_callback_function != 0) | |
| 989 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, octave_play_callback, (void *)this); | |
| 990 else | |
| 991 err = Pa_OpenStream (&stream, NULL, &(this->output_parameters), this->get_fs (), BUFFER_SIZE, paClipOff, portaudio_play_callback, (void *)this); | |
| 992 | |
| 993 if (err != paNoError) | |
| 994 { | |
| 995 error ("audioplayer: Error opening audio playback stream"); | |
| 996 return; | |
| 997 } | |
| 998 | |
| 999 err = Pa_StartStream (stream); | |
| 1000 if (err != paNoError) | |
| 1001 { | |
| 1002 error ("audioplayer: Error starting audio playback stream"); | |
| 1003 return; | |
| 1004 } | |
| 1005 } | |
| 1006 | |
| 1007 void | |
| 1008 audioplayer::pause (void) | |
| 1009 { | |
| 1010 if (this->get_stream () == 0) | |
| 1011 return; | |
| 1012 | |
| 1013 PaError err; | |
| 1014 err = Pa_StopStream (stream); | |
| 1015 if (err != paNoError) | |
| 1016 { | |
| 1017 error ("audiorecorder: Error stoping audio recording stream"); | |
| 1018 return; | |
| 1019 } | |
| 1020 } | |
| 1021 | |
| 1022 void | |
| 1023 audioplayer::resume (void) | |
| 1024 { | |
| 1025 if (this->get_stream () == 0) | |
| 1026 return; | |
| 1027 | |
| 1028 PaError err; | |
| 1029 err = Pa_StartStream (stream); | |
| 1030 if (err != paNoError) | |
| 1031 { | |
| 1032 error ("audiorecorder: Error starting audio recording stream"); | |
| 1033 return; | |
| 1034 } | |
| 1035 } | |
| 1036 | |
| 1037 PaStream * | |
| 1038 audioplayer::get_stream (void) | |
| 1039 { | |
| 1040 return this->stream; | |
| 1041 } | |
| 1042 | |
| 1043 void | |
| 1044 audioplayer::stop (void) | |
| 1045 { | |
| 1046 if (this->get_stream () == 0) | |
| 1047 return; | |
| 1048 | |
| 1049 PaError err; | |
| 1050 this->set_sample_number (0); | |
| 1051 this->reset_end_sample (); | |
| 1052 if (not Pa_IsStreamStopped (this->get_stream ())) | |
| 1053 { | |
| 1054 err = Pa_AbortStream (this->get_stream ()); | |
| 1055 if (err != paNoError) | |
| 1056 { | |
| 1057 error ("audioplayer: Error stopping audio playback stream"); | |
| 1058 return; | |
| 1059 } | |
| 1060 } | |
| 1061 | |
| 1062 err = Pa_CloseStream (this->get_stream ()); | |
| 1063 if (err != paNoError) | |
| 1064 { | |
| 1065 error ("audioplayer: Error closing audio playback stream"); | |
| 1066 return; | |
| 1067 } | |
| 1068 | |
| 1069 stream = 0; | |
| 1070 } | |
| 1071 | |
| 1072 bool | |
| 1073 audioplayer::isplaying (void) | |
| 1074 { | |
| 1075 if (this->get_stream () == 0) | |
| 1076 return false; | |
| 1077 | |
| 1078 PaError err; | |
| 1079 err = Pa_IsStreamActive (stream); | |
| 1080 if (err != 0 and err != 1) | |
| 1081 { | |
| 1082 error ("audiorecorder: Error checking stream activity status"); | |
| 1083 return false; | |
| 1084 } | |
| 1085 | |
| 1086 return (err == 1); | |
| 1087 } | |
| 1088 | |
| 1089 class audiorecorder : public octave_base_value | |
| 1090 { | |
| 1091 public: | |
| 1092 audiorecorder (void); | |
| 1093 ~audiorecorder (void) {}; | |
| 1094 | |
| 1095 // Overloaded base functions | |
| 1096 double player_value (void) const { return 0; } | |
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1097 virtual double scalar_value (bool = false) const { return 0; } |
| 19510 | 1098 void print (std::ostream& os, bool pr_as_read_syntax = false) const; |
| 1099 void print_raw (std::ostream& os, bool pr_as_read_syntax) const; | |
| 1100 | |
| 1101 // Properties | |
| 1102 bool is_constant (void) const { return true; } | |
| 1103 bool is_defined (void) const { return true; } | |
| 1104 bool print_as_scalar (void) const { return true; } | |
| 1105 | |
| 1106 void init (void); | |
| 1107 void set_fs (int fs); | |
| 1108 int get_fs (void); | |
| 1109 void set_nbits (int nbits); | |
| 1110 int get_nbits (void); | |
| 1111 void set_id (int id); | |
| 1112 int get_id (void); | |
| 1113 void set_channels (int channels); | |
| 1114 int get_channels (void); | |
| 1115 audio_type get_type (void); | |
| 1116 | |
| 1117 void set_sample_number (unsigned int sample); | |
| 1118 unsigned int get_sample_number (void); | |
| 1119 unsigned int get_total_samples (void); | |
| 1120 void set_end_sample (unsigned int sample); | |
| 1121 unsigned int get_end_sample (void); | |
| 1122 void reset_end_sample (void); | |
| 1123 void set_tag (charMatrix tag); | |
| 1124 charMatrix get_tag (void); | |
| 1125 void set_userdata (octave_value userdata); | |
| 1126 octave_value get_userdata (void); | |
| 1127 PaStream *get_stream (void); | |
| 1128 octave_function *octave_callback_function; | |
| 1129 | |
| 1130 octave_value getaudiodata (void); | |
| 1131 audioplayer *getplayer (void); | |
| 1132 bool isrecording (void); | |
| 1133 audioplayer play (void); | |
| 1134 void record (void); | |
| 1135 void recordblocking (float seconds); | |
| 1136 void pause (void); | |
| 1137 void resume (void); | |
| 1138 void stop (void); | |
| 1139 void append (float sample_l, float sample_r); | |
| 1140 | |
| 1141 private: | |
| 1142 Matrix y; | |
| 1143 std::vector<float> left; | |
| 1144 std::vector<float> right; | |
| 1145 charMatrix tag; | |
| 1146 octave_value userdata; | |
| 1147 int channels; | |
| 1148 int fs; | |
| 1149 int nbits; | |
| 1150 int id; | |
| 1151 unsigned int sample_number; | |
| 1152 unsigned int end_sample; | |
| 1153 PaStream *stream; | |
| 1154 PaStreamParameters input_parameters; | |
| 1155 audio_type type; | |
| 1156 DECLARE_OCTAVE_ALLOCATOR | |
| 1157 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA | |
| 1158 }; | |
| 1159 | |
| 1160 DEFINE_OCTAVE_ALLOCATOR (audiorecorder); | |
| 1161 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (audiorecorder, "audiorecorder", "audiorecorder"); | |
| 1162 | |
| 1163 static int | |
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1164 octave_record_callback (const void *input, void *, unsigned long frames, |
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1165 const PaStreamCallbackTimeInfo *, |
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1166 PaStreamCallbackFlags, void *data) |
| 19510 | 1167 { |
| 1168 audiorecorder *recorder = (audiorecorder *)data; | |
| 1169 int channels = recorder->get_channels (); | |
| 1170 float sample_l, sample_r; | |
| 1171 Matrix sound; | |
| 1172 sound.resize (frames, 2); | |
| 1173 if (recorder->get_nbits () == 8) | |
| 1174 { | |
| 1175 int8_t *input8 = (int8_t *)input; | |
| 1176 for (int i = 0; i < frames; i++) | |
| 1177 { | |
| 1178 sample_l = input8[i * channels] / (pow (2.0, 7) - 1.0); | |
| 1179 sample_r = input8[i * channels + (channels - 1)] / (pow (2.0, 7) - 1.0); | |
| 1180 sound(i, 0) = sample_l; | |
| 1181 sound(i, 1) = sample_r; | |
| 1182 } | |
| 1183 } | |
| 1184 else if (recorder->get_nbits () == 16) | |
| 1185 { | |
| 1186 int16_t *input16 = (int16_t *)input; | |
| 1187 for (int i = 0; i < frames; i++) | |
| 1188 { | |
| 1189 sample_l = input16[i * channels] / (pow (2.0, 15) - 1.0); | |
| 1190 sample_r = input16[i * channels + (channels - 1)] / (pow (2.0, 15) - 1.0); | |
| 1191 sound(i, 0) = sample_l; | |
| 1192 sound(i, 1) = sample_r; | |
| 1193 } | |
| 1194 } | |
| 1195 else if (recorder->get_nbits () == 24) | |
| 1196 { | |
| 1197 uint8_t *input24 = (uint8_t *)input; | |
| 1198 int32_t sample_l32, sample_r32; | |
| 1199 uint8_t *_sample_l = (uint8_t *)&sample_l; | |
| 1200 uint8_t *_sample_r = (uint8_t *)&sample_r; | |
| 1201 for (int i = 0; i < frames; i++) | |
| 1202 { | |
| 1203 for (int j = 0; j < 3; j++) | |
| 1204 { | |
| 1205 _sample_l[j] = input24[i * channels * 3 + j]; | |
| 1206 _sample_r[j] = input24[i * channels * 3 + (channels - 1) * 3 + j]; | |
| 1207 } | |
| 1208 if (sample_l32 & 0x00800000) | |
| 1209 sample_l32 |= 0xff000000; | |
| 1210 if (sample_r32 & 0x00800000) | |
| 1211 sample_r32 |= 0xff000000; | |
| 1212 sound(i, 0) = sample_l32 / pow (2.0, 23); | |
| 1213 sound(i, 1) = sample_r32 / pow (2.0, 23); | |
| 1214 } | |
| 1215 } | |
| 1216 | |
| 1217 octave_value_list args, retval; | |
| 1218 args(0) = sound; | |
| 1219 retval = feval (recorder->octave_callback_function, args, 1); | |
| 1220 return retval(0).int_value (); | |
| 1221 } | |
| 1222 | |
| 1223 static int | |
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1224 portaudio_record_callback (const void *input, void *, unsigned long frames, |
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1225 const PaStreamCallbackTimeInfo *, |
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1226 PaStreamCallbackFlags, void *data) |
| 19510 | 1227 { |
| 1228 audiorecorder *recorder = (audiorecorder *)data; | |
| 1229 int channels = recorder->get_channels (); | |
| 1230 float sample_l, sample_r; | |
| 1231 if (recorder->get_nbits () == 8) | |
| 1232 { | |
| 1233 int8_t *input8 = (int8_t *)input; | |
| 1234 for (int i = 0; i < frames; i++) | |
| 1235 { | |
| 1236 sample_l = input8[i * channels] / (pow (2.0, 7) - 1.0); | |
| 1237 sample_r = input8[i * channels + (channels - 1)] / (pow (2.0, 7) - 1.0); | |
| 1238 recorder->append (sample_l, sample_r); | |
| 1239 } | |
| 1240 } | |
| 1241 else if (recorder->get_nbits () == 16) | |
| 1242 { | |
| 1243 int16_t *input16 = (int16_t *)input; | |
| 1244 for (int i = 0; i < frames; i++) | |
| 1245 { | |
| 1246 sample_l = input16[i * channels] / (pow (2.0, 15) - 1.0); | |
| 1247 sample_r = input16[i * channels + (channels - 1)] / (pow (2.0, 15) - 1.0); | |
| 1248 recorder->append (sample_l, sample_r); | |
| 1249 } | |
| 1250 } | |
| 1251 else if (recorder->get_nbits () == 24) | |
| 1252 { | |
| 1253 uint8_t *input24 = (uint8_t *)input; | |
| 1254 int32_t sample_l32, sample_r32; | |
| 1255 uint8_t *_sample_l = (uint8_t *)&sample_l; | |
| 1256 uint8_t *_sample_r = (uint8_t *)&sample_r; | |
| 1257 for (int i = 0; i < frames; i++) | |
| 1258 { | |
| 1259 for (int j = 0; j < 3; j++) | |
| 1260 { | |
| 1261 _sample_l[j] = input24[i * channels * 3 + j]; | |
| 1262 _sample_r[j] = input24[i * channels * 3 + (channels - 1) * 3 + j]; | |
| 1263 } | |
| 1264 if (sample_l32 & 0x00800000) | |
| 1265 sample_l32 |= 0xff000000; | |
| 1266 if (sample_r32 & 0x00800000) | |
| 1267 sample_r32 |= 0xff000000; | |
| 1268 recorder->append (sample_l32 / pow (2.0, 23), sample_r32 / pow (2.0, 23)); | |
| 1269 } | |
| 1270 } | |
| 1271 | |
| 1272 if (recorder->get_sample_number () > recorder->get_end_sample ()) | |
| 1273 return paComplete; | |
| 1274 | |
| 1275 return paContinue; | |
| 1276 } | |
| 1277 | |
| 1278 audiorecorder::audiorecorder (void) | |
| 1279 { | |
| 1280 this->id = -1; | |
| 1281 this->sample_number = 0; | |
| 1282 this->channels = 1; | |
| 1283 this->tag = charMatrix (""); | |
| 1284 Matrix userdata; | |
| 1285 this->userdata = octave_value (userdata); | |
| 1286 this->stream = 0; | |
| 1287 this->end_sample = -1; | |
| 1288 this->set_fs (44100); | |
| 1289 this->set_nbits (16); | |
| 1290 this->set_channels (2); | |
| 1291 this->octave_callback_function = 0; | |
| 1292 } | |
| 1293 | |
| 1294 void | |
| 1295 audiorecorder::print (std::ostream& os, bool pr_as_read_syntax) const | |
| 1296 { | |
| 1297 print_raw (os, pr_as_read_syntax); | |
| 1298 newline (os); | |
| 1299 } | |
| 1300 | |
| 1301 void | |
|
19512
a5eb03a7e2a5
eliminate unused variable and parameter warnings
John W. Eaton <jwe@octave.org>
parents:
19511
diff
changeset
|
1302 audiorecorder::print_raw (std::ostream& os, bool) const |
| 19510 | 1303 { |
| 1304 os << 0; | |
| 1305 } | |
| 1306 | |
| 1307 void | |
| 1308 audiorecorder::init (void) | |
| 1309 { | |
| 1310 PaError err; | |
| 1311 int device; | |
| 1312 err = Pa_Initialize (); | |
| 1313 if (err != paNoError) | |
| 1314 { | |
| 1315 error ("audiorecorder: Initialization error!"); | |
| 1316 return; | |
| 1317 } | |
| 1318 | |
| 1319 int numDevices = Pa_GetDeviceCount (); | |
| 1320 if (numDevices < 0) | |
| 1321 { | |
| 1322 error ("audiorecorder: No audio devices found!"); | |
| 1323 return; | |
| 1324 } | |
| 1325 | |
| 1326 if (this->get_id () == -1) | |
| 1327 device = Pa_GetDefaultInputDevice (); | |
| 1328 else | |
| 1329 device = this->get_id (); | |
| 1330 | |
| 1331 this->input_parameters.device = device; | |
| 1332 this->input_parameters.channelCount = this->get_channels (); | |
| 1333 this->input_parameters.sampleFormat = bits_to_format (this->get_nbits ()); | |
| 1334 this->input_parameters.suggestedLatency = Pa_GetDeviceInfo (device)->defaultHighInputLatency; | |
| 1335 this->input_parameters.hostApiSpecificStreamInfo = NULL; | |
| 1336 } | |
| 1337 | |
| 1338 void | |
| 1339 audiorecorder::set_fs (int fs) | |
| 1340 { | |
| 1341 this->fs = fs; | |
| 1342 } | |
| 1343 | |
| 1344 int | |
| 1345 audiorecorder::get_fs (void) | |
| 1346 { | |
| 1347 return this->fs; | |
| 1348 } | |
| 1349 | |
| 1350 void | |
| 1351 audiorecorder::set_nbits (int nbits) | |
| 1352 { | |
| 1353 this->nbits = nbits; | |
| 1354 } | |
| 1355 | |
| 1356 int | |
| 1357 audiorecorder::get_nbits (void) | |
| 1358 { | |
| 1359 return this->nbits; | |
| 1360 } | |
| 1361 | |
| 1362 void | |
| 1363 audiorecorder::set_id (int id) | |
| 1364 { | |
| 1365 this->id = id; | |
| 1366 } | |
| 1367 | |
| 1368 int | |
| 1369 audiorecorder::get_id (void) | |
| 1370 { | |
| 1371 return this->id; | |
| 1372 } | |
| 1373 | |
| 1374 void | |
| 1375 audiorecorder::set_channels (int channels) | |
| 1376 { | |
| 1377 assert (channels == 1 or channels == 2); | |
| 1378 this->channels = channels; | |
| 1379 } | |
| 1380 | |
| 1381 int | |
| 1382 audiorecorder::get_channels (void) | |
| 1383 { | |
| 1384 return this->channels; | |
| 1385 } | |
| 1386 | |
| 1387 audio_type | |
| 1388 audiorecorder::get_type (void) | |
| 1389 { | |
| 1390 return this->type; | |
| 1391 } | |
| 1392 | |
| 1393 void | |
| 1394 audiorecorder::set_sample_number (unsigned int sample_number) | |
| 1395 { | |
| 1396 this->sample_number = sample_number; | |
| 1397 } | |
| 1398 | |
| 1399 unsigned int | |
| 1400 audiorecorder::get_sample_number (void) | |
| 1401 { | |
| 1402 return this->sample_number; | |
| 1403 } | |
| 1404 | |
| 1405 unsigned int | |
| 1406 audiorecorder::get_total_samples (void) | |
| 1407 { | |
| 1408 return this->left.size (); | |
| 1409 } | |
| 1410 | |
| 1411 void | |
| 1412 audiorecorder::set_end_sample (unsigned int end_sample) | |
| 1413 { | |
| 1414 this->end_sample = end_sample; | |
| 1415 } | |
| 1416 | |
| 1417 unsigned int | |
| 1418 audiorecorder::get_end_sample (void) | |
| 1419 { | |
| 1420 return this->end_sample; | |
| 1421 } | |
| 1422 | |
| 1423 void | |
| 1424 audiorecorder::reset_end_sample (void) | |
| 1425 { | |
| 1426 this->set_end_sample (this->left.size ()); | |
| 1427 } | |
| 1428 | |
| 1429 void | |
| 1430 audiorecorder::set_tag (charMatrix tag) | |
| 1431 { | |
| 1432 this->tag = tag; | |
| 1433 } | |
| 1434 | |
| 1435 charMatrix | |
| 1436 audiorecorder::get_tag (void) | |
| 1437 { | |
| 1438 return this->tag; | |
| 1439 } | |
| 1440 | |
| 1441 void | |
| 1442 audiorecorder::set_userdata (octave_value userdata) | |
| 1443 { | |
| 1444 this->userdata = userdata; | |
| 1445 } | |
| 1446 | |
| 1447 octave_value | |
| 1448 audiorecorder::get_userdata (void) | |
| 1449 { | |
| 1450 return this->userdata; | |
| 1451 } | |
| 1452 | |
| 1453 octave_value | |
| 1454 audiorecorder::getaudiodata (void) | |
| 1455 { | |
| 1456 Matrix audio (2, this->left.size ()); | |
| 1457 for (int i = 0; i < this->left.size (); i++) | |
| 1458 { | |
| 1459 audio(0, i) = this->left[i]; | |
| 1460 audio(1, i) = this->right[i]; | |
| 1461 } | |
| 1462 return octave_value (audio); | |
| 1463 } | |
| 1464 | |
| 1465 audioplayer * | |
| 1466 audiorecorder::getplayer (void) | |
| 1467 { | |
| 1468 audioplayer *player = new audioplayer (); | |
| 1469 player->set_y (this->getaudiodata ()); | |
| 1470 player->set_fs (this->get_fs ()); | |
| 1471 player->set_nbits (this->get_nbits ()); | |
| 1472 player->init (); | |
| 1473 return player; | |
| 1474 } | |
| 1475 | |
| 1476 bool | |
| 1477 audiorecorder::isrecording (void) | |
| 1478 { | |
| 1479 if (this->get_stream () == 0) | |
| 1480 return false; | |
| 1481 | |
| 1482 PaError err; | |
| 1483 err = Pa_IsStreamActive (stream); | |
| 1484 if (err != 0 and err != 1) | |
| 1485 { | |
| 1486 error ("audiorecorder: Error checking stream activity status"); | |
| 1487 return false; | |
| 1488 } | |
| 1489 | |
| 1490 return (err == 1); | |
| 1491 } | |
| 1492 | |
| 1493 void | |
| 1494 audiorecorder::record (void) | |
| 1495 { | |
| 1496 if (this->get_stream ()) | |
| 1497 this->stop (); | |
| 1498 | |
| 1499 this->left.clear (); | |
| 1500 this->right.clear (); | |
| 1501 PaError err; | |
| 1502 if (this->octave_callback_function != 0) | |
| 1503 { | |
| 1504 err = Pa_OpenStream (&stream, &(this->input_parameters), NULL, this->get_fs (), BUFFER_SIZE, paClipOff, octave_record_callback, (void *)this); | |
| 1505 } | |
| 1506 else | |
| 1507 { | |
| 1508 err = Pa_OpenStream (&stream, &(this->input_parameters), NULL, this->get_fs (), BUFFER_SIZE, paClipOff, portaudio_record_callback, (void *)this); | |
| 1509 } | |
| 1510 if (err != paNoError) | |
| 1511 { | |
| 1512 error ("audiorecorder: Error opening audio recording stream"); | |
| 1513 return; | |
| 1514 } | |
| 1515 err = Pa_StartStream (stream); | |
| 1516 if (err != paNoError) | |
| 1517 { | |
| 1518 error ("audiorecorder: Error starting audio recording stream"); | |
| 1519 return; | |
| 1520 } | |
| 1521 } | |
| 1522 | |
| 1523 void | |
| 1524 audiorecorder::recordblocking (float seconds) | |
| 1525 { | |
| 1526 if (this->get_stream ()) | |
| 1527 this->stop (); | |
| 1528 | |
| 1529 this->left.clear (); | |
| 1530 this->right.clear (); | |
| 1531 | |
| 1532 PaError err; | |
| 1533 err = Pa_OpenStream (&stream, &(this->input_parameters), NULL, this->get_fs (), BUFFER_SIZE, paClipOff, NULL, (void *)this); | |
| 1534 if (err != paNoError) | |
| 1535 { | |
| 1536 error ("audiorecorder: Error opening audio recording stream"); | |
| 1537 return; | |
| 1538 } | |
| 1539 | |
| 1540 err = Pa_StartStream (stream); | |
| 1541 if (err != paNoError) | |
| 1542 { | |
| 1543 error ("audiorecorder: Error starting audio recording stream"); | |
| 1544 return; | |
| 1545 } | |
| 1546 | |
| 1547 unsigned int frames = seconds * this->get_fs (); | |
| 1548 uint8_t buffer[BUFFER_SIZE * 2 * 3]; | |
| 1549 for (int i = 0; i < frames / BUFFER_SIZE; i++) | |
| 1550 { | |
| 1551 Pa_ReadStream (this->get_stream (), (void *)buffer, BUFFER_SIZE); | |
| 1552 if (this->octave_callback_function != 0) | |
| 1553 octave_record_callback ((void *)buffer, NULL, BUFFER_SIZE, 0, 0, (void *)this); | |
| 1554 else | |
| 1555 portaudio_record_callback ((void *)buffer, NULL, BUFFER_SIZE, 0, 0, (void *)this); | |
| 1556 } | |
| 1557 } | |
| 1558 | |
| 1559 void | |
| 1560 audiorecorder::pause (void) | |
| 1561 { | |
| 1562 if (this->get_stream () == 0) | |
| 1563 return; | |
| 1564 | |
| 1565 PaError err; | |
| 1566 err = Pa_StopStream (stream); | |
| 1567 if (err != paNoError) | |
| 1568 { | |
| 1569 error ("audiorecorder: Error stoping audio recording stream"); | |
| 1570 return; | |
| 1571 } | |
| 1572 } | |
| 1573 | |
| 1574 void | |
| 1575 audiorecorder::resume (void) | |
| 1576 { | |
| 1577 if (this->get_stream () == 0) | |
| 1578 return; | |
| 1579 | |
| 1580 PaError err; | |
| 1581 err = Pa_StartStream (stream); | |
| 1582 if (err != paNoError) | |
| 1583 { | |
| 1584 error ("audiorecorder: Error starting audio recording stream"); | |
| 1585 return; | |
| 1586 } | |
| 1587 } | |
| 1588 | |
| 1589 void | |
| 1590 audiorecorder::stop (void) | |
| 1591 { | |
| 1592 if (this->get_stream () == 0) | |
| 1593 return; | |
| 1594 | |
| 1595 PaError err; | |
| 1596 if (not Pa_IsStreamStopped (this->get_stream ())) | |
| 1597 { | |
| 1598 err = Pa_AbortStream (this->get_stream ()); | |
| 1599 if (err != paNoError) | |
| 1600 { | |
| 1601 error ("audioplayer: Error stopping audio playback stream"); | |
| 1602 return; | |
| 1603 } | |
| 1604 } | |
| 1605 | |
| 1606 err = Pa_CloseStream (stream); | |
| 1607 if (err != paNoError) | |
| 1608 { | |
| 1609 error ("audiorecorder: Error closing audio recording stream"); | |
| 1610 return; | |
| 1611 } | |
| 1612 | |
| 1613 this->set_sample_number (0); | |
| 1614 this->reset_end_sample (); | |
| 1615 stream = 0; | |
| 1616 } | |
| 1617 | |
| 1618 void | |
| 1619 audiorecorder::append (float sample_l, float sample_r) | |
| 1620 { | |
| 1621 this->left.push_back (sample_l); | |
| 1622 this->right.push_back (sample_r); | |
| 1623 this->set_sample_number (this->get_sample_number () + 1); | |
| 1624 } | |
| 1625 | |
| 1626 PaStream * | |
| 1627 audiorecorder::get_stream (void) | |
| 1628 { | |
| 1629 return this->stream; | |
| 1630 } | |
| 1631 | |
| 1632 DEFUN_DLD (__recorder_audiorecorder__, args, , | |
| 1633 "-*- texinfo -*-\n\ | |
| 1634 @deftypefn {Loadable Function} {@var{recorder} =} __recorder_audiorecorder__ (@var{fs}, @var{nbits}, @var{channels})\n\ | |
| 1635 @deftypefnx {Loadable Function} {@var{recorder} =} __recorder_audiorecorder__ (@var{fs}, @var{nbits}, @var{channels}, @var{id})\n\ | |
| 1636 @deftypefnx {Loadable Function} {@var{recorder} =} __recorder_audiorecorder__ (@var{fcn}, @dots{})\n\ | |
| 1637 Undocumented internal function.\n\ | |
| 1638 @end deftypefn") | |
| 1639 { | |
| 1640 #ifdef HAVE_PORTAUDIO | |
| 1641 int nargin = args.length (); | |
| 1642 audiorecorder* retval = new audiorecorder (); | |
| 1643 int offset = 0; | |
| 1644 if (nargin > 0) | |
| 1645 { | |
| 1646 bool is_function = args(0).is_string () || args(0).is_function_handle () || args(0).is_inline_function (); | |
| 1647 if (is_function) | |
| 1648 { | |
| 1649 retval->octave_callback_function = args(0).function_value (); | |
| 1650 offset = 1; | |
| 1651 } | |
| 1652 } | |
| 1653 switch (nargin - offset) | |
| 1654 { | |
| 1655 case 3: | |
| 1656 retval->set_fs (args(0 + offset).int_value ()); | |
| 1657 retval->set_nbits (args(1 + offset).int_value ()); | |
| 1658 retval->set_channels (args(2 + offset).int_value ()); | |
| 1659 break; | |
| 1660 case 4: | |
| 1661 retval->set_fs (args(0 + offset).int_value ()); | |
| 1662 retval->set_nbits (args(1 + offset).int_value ()); | |
| 1663 retval->set_channels (args(2 + offset).int_value ()); | |
| 1664 retval->set_id (args(3 + offset).int_value ()); | |
| 1665 break; | |
| 1666 } | |
| 1667 retval->init (); | |
| 1668 return octave_value (retval); | |
| 1669 #else | |
| 1670 octave_value retval; | |
| 1671 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1672 return retval; | |
| 1673 #endif | |
| 1674 } | |
| 1675 | |
| 1676 DEFUN_DLD (__recorder_getaudiodata__, args, , | |
| 1677 "-*- texinfo -*-\n\ | |
| 1678 @deftypefn {Loadable Function} {@var{data}} __recorder_getaudiodata__ (@var{recorder})\n\ | |
| 1679 Undocumented internal function.\n\ | |
| 1680 @end deftypefn") | |
| 1681 { | |
| 1682 octave_value retval; | |
| 1683 #ifdef HAVE_PORTAUDIO | |
| 1684 const octave_base_value& rep = args(0).get_rep (); | |
| 1685 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1686 retval = octave_value (recorder->getaudiodata ()); | |
| 1687 #else | |
| 1688 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1689 #endif | |
| 1690 return retval; | |
| 1691 } | |
| 1692 | |
| 1693 DEFUN_DLD (__recorder_get_channels__, args, , | |
| 1694 "-*- texinfo -*-\n\ | |
| 1695 @deftypefn {Loadable Function} {@var{n} =} __recorder_get_channels__ (@var{recorder})\n\ | |
| 1696 Undocumented internal function.\n\ | |
| 1697 @end deftypefn") | |
| 1698 { | |
| 1699 octave_value retval; | |
| 1700 #ifdef HAVE_PORTAUDIO | |
| 1701 int nargin = args.length (); | |
| 1702 if (nargin == 1) | |
| 1703 { | |
| 1704 const octave_base_value& rep = args(0).get_rep (); | |
| 1705 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1706 retval = octave_value (recorder->get_channels ()); | |
| 1707 } | |
| 1708 #else | |
| 1709 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1710 #endif | |
| 1711 return retval; | |
| 1712 } | |
| 1713 | |
| 1714 DEFUN_DLD (__recorder_get_fs__, args, , | |
| 1715 "-*- texinfo -*-\n\ | |
| 1716 @deftypefn {Loadable Function} {@var{fs} =} __recorder_get_fs__ (@var{recorder})\n\ | |
| 1717 Undocumented internal function.\n\ | |
| 1718 @end deftypefn") | |
| 1719 { | |
| 1720 octave_value retval; | |
| 1721 #ifdef HAVE_PORTAUDIO | |
| 1722 int nargin = args.length (); | |
| 1723 if (nargin == 1) | |
| 1724 { | |
| 1725 const octave_base_value& rep = args(0).get_rep (); | |
| 1726 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1727 retval = octave_value (recorder->get_fs ()); | |
| 1728 } | |
| 1729 #else | |
| 1730 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1731 #endif | |
| 1732 return retval; | |
| 1733 } | |
| 1734 | |
| 1735 DEFUN_DLD (__recorder_get_id__, args, , | |
| 1736 "-*- texinfo -*-\n\ | |
| 1737 @deftypefn {Loadable Function} {@var{id} =} __recorder_get_id__ (@var{recorder})\n\ | |
| 1738 Undocumented internal function.\n\ | |
| 1739 @end deftypefn") | |
| 1740 { | |
| 1741 octave_value retval; | |
| 1742 #ifdef HAVE_PORTAUDIO | |
| 1743 int nargin = args.length (); | |
| 1744 if (nargin == 1) | |
| 1745 { | |
| 1746 const octave_base_value& rep = args(0).get_rep (); | |
| 1747 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1748 retval = octave_value (recorder->get_id ()); | |
| 1749 } | |
| 1750 #else | |
| 1751 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1752 #endif | |
| 1753 return retval; | |
| 1754 } | |
| 1755 | |
| 1756 DEFUN_DLD (__recorder_get_nbits__, args, , | |
| 1757 "-*- texinfo -*-\n\ | |
| 1758 @deftypefn {Loadable Function} {@var{nbits} =} __recorder_get_nbits__ (@var{recorder})\n\ | |
| 1759 Undocumented internal function.\n\ | |
| 1760 @end deftypefn") | |
| 1761 { | |
| 1762 octave_value retval; | |
| 1763 #ifdef HAVE_PORTAUDIO | |
| 1764 int nargin = args.length (); | |
| 1765 if (nargin == 1) | |
| 1766 { | |
| 1767 const octave_base_value& rep = args(0).get_rep (); | |
| 1768 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1769 retval = octave_value (recorder->get_nbits ()); | |
| 1770 } | |
| 1771 #else | |
| 1772 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1773 #endif | |
| 1774 return retval; | |
| 1775 } | |
| 1776 | |
| 1777 DEFUN_DLD (__recorder_get_sample_number__, args, , | |
| 1778 "-*- texinfo -*-\n\ | |
| 1779 @deftypefn {Loadable Function} {@var{n} =} __recorder_get_sample_number__ (@var{recorder})\n\ | |
| 1780 Undocumented internal function.\n\ | |
| 1781 @end deftypefn") | |
| 1782 { | |
| 1783 octave_value retval; | |
| 1784 #ifdef HAVE_PORTAUDIO | |
| 1785 int nargin = args.length (); | |
| 1786 if (nargin == 1) | |
| 1787 { | |
| 1788 const octave_base_value& rep = args(0).get_rep (); | |
| 1789 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1790 retval = octave_value (recorder->get_sample_number ()); | |
| 1791 } | |
| 1792 #else | |
| 1793 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1794 #endif | |
| 1795 return retval; | |
| 1796 } | |
| 1797 | |
| 1798 DEFUN_DLD (__recorder_get_tag__, args, , | |
| 1799 "-*- texinfo -*-\n\ | |
| 1800 @deftypefn {Loadable Function} {@var{tag} =} __recorder_get_tag__ (@var{recorder})\n\ | |
| 1801 Undocumented internal function.\n\ | |
| 1802 @end deftypefn") | |
| 1803 { | |
| 1804 octave_value retval; | |
| 1805 #ifdef HAVE_PORTAUDIO | |
| 1806 int nargin = args.length (); | |
| 1807 if (nargin == 1) | |
| 1808 { | |
| 1809 const octave_base_value& rep = args(0).get_rep (); | |
| 1810 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1811 retval = octave_value (recorder->get_tag ()); | |
| 1812 } | |
| 1813 #else | |
| 1814 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1815 #endif | |
| 1816 return retval; | |
| 1817 } | |
| 1818 | |
| 1819 DEFUN_DLD (__recorder_get_total_samples__, args, , | |
| 1820 "-*- texinfo -*-\n\ | |
| 1821 @deftypefn {Loadable Function} {@var{n} =} __recorder_get_total_samples__ (@var{recorder})\n\ | |
| 1822 Undocumented internal function.\n\ | |
| 1823 @end deftypefn") | |
| 1824 { | |
| 1825 octave_value retval; | |
| 1826 #ifdef HAVE_PORTAUDIO | |
| 1827 int nargin = args.length (); | |
| 1828 if (nargin == 1) | |
| 1829 { | |
| 1830 const octave_base_value& rep = args(0).get_rep (); | |
| 1831 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1832 retval = octave_value (recorder->get_total_samples ()); | |
| 1833 } | |
| 1834 #else | |
| 1835 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1836 #endif | |
| 1837 return retval; | |
| 1838 } | |
| 1839 | |
| 1840 DEFUN_DLD (__recorder_get_userdata__, args, , | |
| 1841 "-*- texinfo -*-\n\ | |
| 1842 @deftypefn {Loadable Function} {@var{data} =} __recorder_get_userdata__ (@var{recorder})\n\ | |
| 1843 Undocumented internal function.\n\ | |
| 1844 @end deftypefn") | |
| 1845 { | |
| 1846 octave_value retval; | |
| 1847 #ifdef HAVE_PORTAUDIO | |
| 1848 int nargin = args.length (); | |
| 1849 if (nargin == 1) | |
| 1850 { | |
| 1851 const octave_base_value& rep = args(0).get_rep (); | |
| 1852 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1853 retval = recorder->get_userdata (); | |
| 1854 } | |
| 1855 #else | |
| 1856 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1857 #endif | |
| 1858 return retval; | |
| 1859 } | |
| 1860 | |
| 1861 DEFUN_DLD (__recorder_isrecording__, args, , | |
| 1862 "-*- texinfo -*-\n\ | |
| 1863 @deftypefn {Loadable Function} {} __recorder_isrecording__ (@var{recorder})\n\ | |
| 1864 Undocumented internal function.\n\ | |
| 1865 @end deftypefn") | |
| 1866 { | |
| 1867 octave_value retval; | |
| 1868 #ifdef HAVE_PORTAUDIO | |
| 1869 int nargin = args.length (); | |
| 1870 if (nargin == 1) | |
| 1871 { | |
| 1872 const octave_base_value& rep = args(0).get_rep (); | |
| 1873 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1874 if (recorder->isrecording ()) | |
| 1875 return octave_value (1); | |
| 1876 else | |
| 1877 return octave_value (0); | |
| 1878 } | |
| 1879 #else | |
| 1880 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1881 #endif | |
| 1882 return retval; | |
| 1883 } | |
| 1884 | |
| 1885 DEFUN_DLD (__recorder_pause__, args, , | |
| 1886 "-*- texinfo -*-\n\ | |
| 1887 @deftypefn {Loadable Function} {} __recorder_pause__ (@var{recorder})\n\ | |
| 1888 Undocumented internal function.\n\ | |
| 1889 @end deftypefn") | |
| 1890 { | |
| 1891 octave_value retval; | |
| 1892 #ifdef HAVE_PORTAUDIO | |
| 1893 int nargin = args.length (); | |
| 1894 if (nargin == 1) | |
| 1895 { | |
| 1896 const octave_base_value& rep = args(0).get_rep (); | |
| 1897 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1898 recorder->pause (); | |
| 1899 } | |
| 1900 #else | |
| 1901 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1902 #endif | |
| 1903 return retval; | |
| 1904 } | |
| 1905 | |
| 1906 DEFUN_DLD (__recorder_recordblocking__, args, , | |
| 1907 "-*- texinfo -*-\n\ | |
| 1908 @deftypefn {Loadable Function} {} __recorder_recordblocking__ (@var{recorder}, @var{seconds})\n\ | |
| 1909 Undocumented internal function.\n\ | |
| 1910 @end deftypefn") | |
| 1911 { | |
| 1912 octave_value retval; | |
| 1913 #ifdef HAVE_PORTAUDIO | |
| 1914 const octave_base_value& rep = args(0).get_rep (); | |
| 1915 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1916 recorder->recordblocking (args(1).float_value ()); | |
| 1917 #else | |
| 1918 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1919 #endif | |
| 1920 return retval; | |
| 1921 } | |
| 1922 | |
| 1923 DEFUN_DLD (__recorder_record__, args, , | |
| 1924 "-*- texinfo -*-\n\ | |
| 1925 @deftypefn {Loadable Function} {} __recorder_record__ (@var{recorder})\n\ | |
| 1926 @deftypefnx {Loadable Function} {} __recorder_record__ (@var{recorder}, @var{seconds})\n\ | |
| 1927 Undocumented internal function.\n\ | |
| 1928 @end deftypefn") | |
| 1929 { | |
| 1930 octave_value retval; | |
| 1931 #ifdef HAVE_PORTAUDIO | |
| 1932 const octave_base_value& rep = args(0).get_rep (); | |
| 1933 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1934 if (args.length () == 1) | |
| 1935 { | |
| 1936 recorder->record (); | |
| 1937 } | |
| 1938 else if (args.length () == 2) | |
| 1939 { | |
| 1940 recorder->set_end_sample (args(1).int_value () * recorder->get_fs ()); | |
| 1941 recorder->record (); | |
| 1942 } | |
| 1943 else | |
| 1944 { | |
| 1945 error ("audiorecorder: wrong number of arguments passed to record"); | |
| 1946 } | |
| 1947 #else | |
| 1948 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1949 #endif | |
| 1950 return retval; | |
| 1951 } | |
| 1952 | |
| 1953 DEFUN_DLD (__recorder_resume__, args, , | |
| 1954 "-*- texinfo -*-\n\ | |
| 1955 @deftypefn {Loadable Function} {} __recorder_resume__ (@var{recorder})\n\ | |
| 1956 Undocumented internal function.\n\ | |
| 1957 @end deftypefn") | |
| 1958 { | |
| 1959 octave_value retval; | |
| 1960 #ifdef HAVE_PORTAUDIO | |
| 1961 int nargin = args.length (); | |
| 1962 if (nargin == 1) | |
| 1963 { | |
| 1964 const octave_base_value& rep = args(0).get_rep (); | |
| 1965 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1966 recorder->resume (); | |
| 1967 } | |
| 1968 #else | |
| 1969 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1970 #endif | |
| 1971 return retval; | |
| 1972 } | |
| 1973 | |
| 1974 DEFUN_DLD (__recorder_set_fs__, args, , | |
| 1975 "-*- texinfo -*-\n\ | |
| 1976 @deftypefn {Loadable Function} {} __recorder_set_fs__ (@var{recorder}, @var{fs})\n\ | |
| 1977 Undocumented internal function.\n\ | |
| 1978 @end deftypefn") | |
| 1979 { | |
| 1980 octave_value retval; | |
| 1981 #ifdef HAVE_PORTAUDIO | |
| 1982 int nargin = args.length (); | |
| 1983 if (nargin == 2) | |
| 1984 { | |
| 1985 const octave_base_value& rep = args(0).get_rep (); | |
| 1986 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 1987 recorder->set_fs (args(1).int_value ()); | |
| 1988 } | |
| 1989 #else | |
| 1990 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 1991 #endif | |
| 1992 return retval; | |
| 1993 } | |
| 1994 | |
| 1995 DEFUN_DLD (__recorder_set_tag__, args, , | |
| 1996 "-*- texinfo -*-\n\ | |
| 1997 @deftypefn {Loadable Function} {} __recorder_set_tag__ (@var{recorder}, @var{tag})\n\ | |
| 1998 Undocumented internal function.\n\ | |
| 1999 @end deftypefn") | |
| 2000 { | |
| 2001 octave_value retval; | |
| 2002 #ifdef HAVE_PORTAUDIO | |
| 2003 int nargin = args.length (); | |
| 2004 if (nargin == 2) | |
| 2005 { | |
| 2006 const octave_base_value& rep = args(0).get_rep (); | |
| 2007 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 2008 recorder->set_tag (args(1).char_matrix_value ()); | |
| 2009 } | |
| 2010 #else | |
| 2011 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2012 #endif | |
| 2013 return retval; | |
| 2014 } | |
| 2015 | |
| 2016 DEFUN_DLD (__recorder_set_userdata__, args, , | |
| 2017 "-*- texinfo -*-\n\ | |
| 2018 @deftypefn {Loadable Function} {} __recorder_set_userdata__ (@var{recorder}, @var{data})\n\ | |
| 2019 Undocumented internal function.\n\ | |
| 2020 @end deftypefn") | |
| 2021 { | |
| 2022 octave_value retval; | |
| 2023 #ifdef HAVE_PORTAUDIO | |
| 2024 int nargin = args.length (); | |
| 2025 if (nargin == 2) | |
| 2026 { | |
| 2027 const octave_base_value& rep = args(0).get_rep (); | |
| 2028 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 2029 recorder->set_userdata (args(1)); | |
| 2030 } | |
| 2031 #else | |
| 2032 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2033 #endif | |
| 2034 return retval; | |
| 2035 } | |
| 2036 | |
| 2037 DEFUN_DLD (__recorder_stop__, args, , | |
| 2038 "-*- texinfo -*-\n\ | |
| 2039 @deftypefn {Loadable Function} {} __recorder_stop__ (@var{recorder})\n\ | |
| 2040 Undocumented internal function.\n\ | |
| 2041 @end deftypefn") | |
| 2042 { | |
| 2043 octave_value retval; | |
| 2044 #ifdef HAVE_PORTAUDIO | |
| 2045 const octave_base_value& rep = args(0).get_rep (); | |
| 2046 audiorecorder *recorder = &((audiorecorder &)rep); | |
| 2047 recorder->stop (); | |
| 2048 #else | |
| 2049 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2050 #endif | |
| 2051 return retval; | |
| 2052 } | |
| 2053 | |
| 2054 DEFUN_DLD (__player_audioplayer__, args, , | |
| 2055 "-*- texinfo -*-\n\ | |
| 2056 @deftypefn {Loadable Function} {@var{player} =} __player_audioplayer__ (@var{y}, @var{fs})\n\ | |
| 2057 @deftypefnx {Loadable Function} {@var{player} =} __player_audioplayer__ (@var{y}, @var{fs}, @var{nbits})\n\ | |
| 2058 @deftypefnx {Loadable Function} {@var{player} =} __player_audioplayer__ (@var{y}, @var{fs}, @var{nbits}, @var{id})\n\ | |
| 2059 Undocumented internal function.\n\ | |
| 2060 @end deftypefn") | |
| 2061 { | |
| 2062 #ifdef HAVE_PORTAUDIO | |
| 2063 int nargin = args.length (); | |
| 2064 audioplayer* retval = new audioplayer (); | |
| 2065 bool is_function = args(0).is_string () || args(0).is_function_handle () || args(0).is_inline_function (); | |
| 2066 if (is_function) | |
| 2067 retval->set_y (args(0).function_value ()); | |
| 2068 else | |
| 2069 retval->set_y (args(0)); | |
| 2070 retval->set_fs (args(1).int_value ()); | |
| 2071 switch (nargin) | |
| 2072 { | |
| 2073 case 3: | |
| 2074 retval->set_nbits (args(2).int_value ()); | |
| 2075 break; | |
| 2076 case 4: | |
| 2077 retval->set_nbits (args(2).int_value ()); | |
| 2078 retval->set_id (args(3).int_value ()); | |
| 2079 break; | |
| 2080 } | |
| 2081 if (is_function) | |
| 2082 retval->init_fn (); | |
| 2083 else | |
| 2084 retval->init (); | |
| 2085 return octave_value (retval); | |
| 2086 #else | |
| 2087 octave_value retval; | |
| 2088 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2089 return retval; | |
| 2090 #endif | |
| 2091 } | |
| 2092 | |
| 2093 DEFUN_DLD (__player_get_channels__, args, , | |
| 2094 "-*- texinfo -*-\n\ | |
| 2095 @deftypefn {Loadable Function} {@var{n} =} __player_get_channels__ (@var{player})\n\ | |
| 2096 Undocumented internal function.\n\ | |
| 2097 @end deftypefn") | |
| 2098 { | |
| 2099 octave_value retval; | |
| 2100 #ifdef HAVE_PORTAUDIO | |
| 2101 int nargin = args.length (); | |
| 2102 if (nargin == 1) | |
| 2103 { | |
| 2104 const octave_base_value& rep = args(0).get_rep (); | |
| 2105 audioplayer *player = &((audioplayer &)rep); | |
| 2106 retval = octave_value (player->get_channels ()); | |
| 2107 } | |
| 2108 #else | |
| 2109 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2110 #endif | |
| 2111 return retval; | |
| 2112 } | |
| 2113 | |
| 2114 DEFUN_DLD (__player_get_fs__, args, , | |
| 2115 "-*- texinfo -*-\n\ | |
| 2116 @deftypefn {Loadable Function} {@var{fs} =} __player_get_fs__ (@var{player})\n\ | |
| 2117 Undocumented internal function.\n\ | |
| 2118 @end deftypefn") | |
| 2119 { | |
| 2120 octave_value retval; | |
| 2121 #ifdef HAVE_PORTAUDIO | |
| 2122 int nargin = args.length (); | |
| 2123 if (nargin == 1) | |
| 2124 { | |
| 2125 const octave_base_value& rep = args(0).get_rep (); | |
| 2126 audioplayer *player = &((audioplayer &)rep); | |
| 2127 retval = octave_value (player->get_fs ()); | |
| 2128 } | |
| 2129 #else | |
| 2130 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2131 #endif | |
| 2132 return retval; | |
| 2133 } | |
| 2134 | |
| 2135 DEFUN_DLD (__player_get_id__, args, , | |
| 2136 "-*- texinfo -*-\n\ | |
| 2137 @deftypefn {Loadable Function} {@var{id} =} __player_get_id__ (@var{player})\n\ | |
| 2138 Undocumented internal function.\n\ | |
| 2139 @end deftypefn") | |
| 2140 { | |
| 2141 octave_value retval; | |
| 2142 #ifdef HAVE_PORTAUDIO | |
| 2143 int nargin = args.length (); | |
| 2144 if (nargin == 1) | |
| 2145 { | |
| 2146 const octave_base_value& rep = args(0).get_rep (); | |
| 2147 audioplayer *player = &((audioplayer &)rep); | |
| 2148 retval = octave_value (player->get_id ()); | |
| 2149 } | |
| 2150 #else | |
| 2151 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2152 #endif | |
| 2153 return retval; | |
| 2154 } | |
| 2155 | |
| 2156 DEFUN_DLD (__player_get_nbits__, args, , | |
| 2157 "-*- texinfo -*-\n\ | |
| 2158 @deftypefn {Loadable Function} {@var{nbits} =} __player_get_nbits__ (@var{player})\n\ | |
| 2159 Undocumented internal function.\n\ | |
| 2160 @end deftypefn") | |
| 2161 { | |
| 2162 octave_value retval; | |
| 2163 #ifdef HAVE_PORTAUDIO | |
| 2164 int nargin = args.length (); | |
| 2165 if (nargin == 1) | |
| 2166 { | |
| 2167 const octave_base_value& rep = args(0).get_rep (); | |
| 2168 audioplayer *player = &((audioplayer &)rep); | |
| 2169 retval = octave_value (player->get_nbits ()); | |
| 2170 } | |
| 2171 #else | |
| 2172 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2173 #endif | |
| 2174 return retval; | |
| 2175 } | |
| 2176 | |
| 2177 DEFUN_DLD (__player_get_sample_number__, args, , | |
| 2178 "-*- texinfo -*-\n\ | |
| 2179 @deftypefn {Loadable Function} {@var{n} =} __player_get_sample_number__ (@var{player})\n\ | |
| 2180 Undocumented internal function.\n\ | |
| 2181 @end deftypefn") | |
| 2182 { | |
| 2183 octave_value retval; | |
| 2184 #ifdef HAVE_PORTAUDIO | |
| 2185 int nargin = args.length (); | |
| 2186 if (nargin == 1) | |
| 2187 { | |
| 2188 const octave_base_value& rep = args(0).get_rep (); | |
| 2189 audioplayer *player = &((audioplayer &)rep); | |
| 2190 retval = octave_value (player->get_sample_number ()); | |
| 2191 } | |
| 2192 #else | |
| 2193 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2194 #endif | |
| 2195 return retval; | |
| 2196 } | |
| 2197 | |
| 2198 DEFUN_DLD (__player_get_tag__, args, , | |
| 2199 "-*- texinfo -*-\n\ | |
| 2200 @deftypefn {Loadable Function} {@var{tag} =} __player_get_tag__ (@var{player})\n\ | |
| 2201 Undocumented internal function.\n\ | |
| 2202 @end deftypefn") | |
| 2203 { | |
| 2204 octave_value retval; | |
| 2205 #ifdef HAVE_PORTAUDIO | |
| 2206 int nargin = args.length (); | |
| 2207 if (nargin == 1) | |
| 2208 { | |
| 2209 const octave_base_value& rep = args(0).get_rep (); | |
| 2210 audioplayer *player = &((audioplayer &)rep); | |
| 2211 retval = octave_value (player->get_tag ()); | |
| 2212 } | |
| 2213 #else | |
| 2214 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2215 #endif | |
| 2216 return retval; | |
| 2217 } | |
| 2218 | |
| 2219 DEFUN_DLD (__player_get_total_samples__, args, , | |
| 2220 "-*- texinfo -*-\n\ | |
| 2221 @deftypefn {Loadable Function} {@var{n} =} __player_get_total_samples__ (@var{player})\n\ | |
| 2222 Undocumented internal function.\n\ | |
| 2223 @end deftypefn") | |
| 2224 { | |
| 2225 octave_value retval; | |
| 2226 #ifdef HAVE_PORTAUDIO | |
| 2227 int nargin = args.length (); | |
| 2228 if (nargin == 1) | |
| 2229 { | |
| 2230 const octave_base_value& rep = args(0).get_rep (); | |
| 2231 audioplayer *player = &((audioplayer &)rep); | |
| 2232 retval = octave_value (player->get_total_samples ()); | |
| 2233 } | |
| 2234 #else | |
| 2235 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2236 #endif | |
| 2237 return retval; | |
| 2238 } | |
| 2239 | |
| 2240 DEFUN_DLD (__player_get_userdata__, args, , | |
| 2241 "-*- texinfo -*-\n\ | |
| 2242 @deftypefn {Loadable Function} {@var{data} =} __player_get_userdata__ (@var{player})\n\ | |
| 2243 Undocumented internal function.\n\ | |
| 2244 @end deftypefn") | |
| 2245 { | |
| 2246 octave_value retval; | |
| 2247 #ifdef HAVE_PORTAUDIO | |
| 2248 int nargin = args.length (); | |
| 2249 if (nargin == 1) | |
| 2250 { | |
| 2251 const octave_base_value& rep = args(0).get_rep (); | |
| 2252 audioplayer *player = &((audioplayer &)rep); | |
| 2253 retval = player->get_userdata (); | |
| 2254 } | |
| 2255 #else | |
| 2256 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2257 #endif | |
| 2258 return retval; | |
| 2259 } | |
| 2260 | |
| 2261 DEFUN_DLD (__player_isplaying__, args, , | |
| 2262 "-*- texinfo -*-\n\ | |
| 2263 @deftypefn {Loadable Function} {} __player_isplaying__ (@var{player})\n\ | |
| 2264 Undocumented internal function.\n\ | |
| 2265 @end deftypefn") | |
| 2266 { | |
| 2267 octave_value retval; | |
| 2268 #ifdef HAVE_PORTAUDIO | |
| 2269 int nargin = args.length (); | |
| 2270 if (nargin == 1) | |
| 2271 { | |
| 2272 const octave_base_value& rep = args(0).get_rep (); | |
| 2273 audioplayer *player = &((audioplayer &)rep); | |
| 2274 if (player->isplaying ()) | |
| 2275 return octave_value (1); | |
| 2276 else | |
| 2277 return octave_value (0); | |
| 2278 } | |
| 2279 #else | |
| 2280 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2281 #endif | |
| 2282 return retval; | |
| 2283 } | |
| 2284 | |
| 2285 DEFUN_DLD (__player_pause__, args, , | |
| 2286 "-*- texinfo -*-\n\ | |
| 2287 @deftypefn {Loadable Function} {} __player_pause__ (@var{player})\n\ | |
| 2288 Undocumented internal function.\n\ | |
| 2289 @end deftypefn") | |
| 2290 { | |
| 2291 octave_value retval; | |
| 2292 #ifdef HAVE_PORTAUDIO | |
| 2293 int nargin = args.length (); | |
| 2294 if (nargin == 1) | |
| 2295 { | |
| 2296 const octave_base_value& rep = args(0).get_rep (); | |
| 2297 audioplayer *player = &((audioplayer &)rep); | |
| 2298 player->pause (); | |
| 2299 } | |
| 2300 #else | |
| 2301 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2302 #endif | |
| 2303 return retval; | |
| 2304 } | |
| 2305 | |
| 2306 DEFUN_DLD (__player_playblocking__, args, , | |
| 2307 "-*- texinfo -*-\n\ | |
| 2308 @deftypefn {Loadable Function} {} __player_playblocking__ (@var{player})\n\ | |
| 2309 @deftypefnx {Loadable Function} {} __player_playblocking__ (@var{player}, @var{start})\n\ | |
| 2310 @deftypefnx {Loadable Function} {} __player_playblocking__ (@var{player}, [@var{start}, @var{end}])\n\ | |
| 2311 Undocumented internal function.\n\ | |
| 2312 @end deftypefn") | |
| 2313 { | |
| 2314 octave_value retval; | |
| 2315 #ifdef HAVE_PORTAUDIO | |
| 2316 int nargin = args.length (); | |
| 2317 if (nargin == 1) | |
| 2318 { | |
| 2319 const octave_base_value& rep = args(0).get_rep (); | |
| 2320 audioplayer *player = &((audioplayer &)rep); | |
| 2321 player->playblocking (); | |
| 2322 } | |
| 2323 else | |
| 2324 { | |
| 2325 const octave_base_value& rep = args(0).get_rep (); | |
| 2326 audioplayer *player = &((audioplayer &)rep); | |
| 2327 if (args(1).is_matrix_type ()) | |
| 2328 { | |
| 2329 unsigned int start, end; | |
| 2330 RowVector range = args(1).row_vector_value (); | |
| 2331 start = range.elem (0) - 1; | |
| 2332 end = range.elem (1) - 1; | |
| 2333 if (start < 0 or start > player->get_total_samples () or | |
| 2334 start > end or end < 0 or end > player->get_total_samples ()) | |
| 2335 error ("audioplayer: invalid range specified for playback"); | |
| 2336 player->set_sample_number (start); | |
| 2337 player->set_end_sample (end); | |
| 2338 } | |
| 2339 else | |
| 2340 { | |
| 2341 unsigned int start; | |
| 2342 start = args(1).int_value () - 1; | |
| 2343 if (start < 0 or start > player->get_total_samples ()) | |
| 2344 error ("audioplayer: invalid range specified for playback"); | |
| 2345 player->set_sample_number (start); | |
| 2346 } | |
| 2347 player->playblocking (); | |
| 2348 } | |
| 2349 #else | |
| 2350 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2351 #endif | |
| 2352 return retval; | |
| 2353 } | |
| 2354 | |
| 2355 DEFUN_DLD (__player_play__, args, , | |
| 2356 "-*- texinfo -*-\n\ | |
| 2357 @deftypefn {Loadable Function} {} __player_play__ (@var{player})\n\ | |
| 2358 @deftypefnx {Loadable Function} {} __player_play__ (@var{player}, @var{start})\n\ | |
| 2359 @deftypefnx {Loadable Function} {} __player_play__ (@var{player}, [@var{start}, @var{end}])\n\ | |
| 2360 Undocumented internal function.\n\ | |
| 2361 @end deftypefn") | |
| 2362 { | |
| 2363 octave_value retval; | |
| 2364 #ifdef HAVE_PORTAUDIO | |
| 2365 int nargin = args.length (); | |
| 2366 if (nargin == 1) | |
| 2367 { | |
| 2368 const octave_base_value& rep = args(0).get_rep (); | |
| 2369 audioplayer *player = &((audioplayer &)rep); | |
| 2370 player->play (); | |
| 2371 } | |
| 2372 else | |
| 2373 { | |
| 2374 const octave_base_value& rep = args(0).get_rep (); | |
| 2375 audioplayer *player = &((audioplayer &)rep); | |
| 2376 if (args(1).is_matrix_type ()) | |
| 2377 { | |
| 2378 unsigned int start, end; | |
| 2379 RowVector range = args(1).row_vector_value (); | |
| 2380 start = range.elem (0) - 1; | |
| 2381 end = range.elem (1) - 1; | |
| 2382 if (start < 0 or start > player->get_total_samples () or | |
| 2383 start > end or end < 0 or end > player->get_total_samples ()) | |
| 2384 error ("audioplayer: invalid range specified for playback"); | |
| 2385 player->set_sample_number (start); | |
| 2386 player->set_end_sample (end); | |
| 2387 } | |
| 2388 else | |
| 2389 { | |
| 2390 unsigned int start; | |
| 2391 start = args(1).int_value () - 1; | |
| 2392 if (start < 0 or start > player->get_total_samples ()) | |
| 2393 error ("audioplayer: invalid range specified for playback"); | |
| 2394 player->set_sample_number (start); | |
| 2395 } | |
| 2396 player->play (); | |
| 2397 } | |
| 2398 #else | |
| 2399 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2400 #endif | |
| 2401 return retval; | |
| 2402 } | |
| 2403 | |
| 2404 DEFUN_DLD (__player_resume__, args, , | |
| 2405 "-*- texinfo -*-\n\ | |
| 2406 @deftypefn {Loadable Function} {} __player_resume__ (@var{player})\n\ | |
| 2407 Undocumented internal function.\n\ | |
| 2408 @end deftypefn") | |
| 2409 { | |
| 2410 octave_value retval; | |
| 2411 #ifdef HAVE_PORTAUDIO | |
| 2412 int nargin = args.length (); | |
| 2413 if (nargin == 1) | |
| 2414 { | |
| 2415 const octave_base_value& rep = args(0).get_rep (); | |
| 2416 audioplayer *player = &((audioplayer &)rep); | |
| 2417 player->resume (); | |
| 2418 } | |
| 2419 #else | |
| 2420 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2421 #endif | |
| 2422 return retval; | |
| 2423 } | |
| 2424 | |
| 2425 DEFUN_DLD (__player_set_fs__, args, , | |
| 2426 "-*- texinfo -*-\n\ | |
| 2427 @deftypefn {Loadable Function} {} __player_set_fs__ (@var{player}, @var{fs})\n\ | |
| 2428 Undocumented internal function.\n\ | |
| 2429 @end deftypefn") | |
| 2430 { | |
| 2431 octave_value retval; | |
| 2432 #ifdef HAVE_PORTAUDIO | |
| 2433 int nargin = args.length (); | |
| 2434 if (nargin == 2) | |
| 2435 { | |
| 2436 const octave_base_value& rep = args(0).get_rep (); | |
| 2437 audioplayer *player = &((audioplayer &)rep); | |
| 2438 player->set_fs (args(1).int_value ()); | |
| 2439 } | |
| 2440 #else | |
| 2441 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2442 #endif | |
| 2443 return retval; | |
| 2444 } | |
| 2445 | |
| 2446 DEFUN_DLD (__player_set_tag__, args, , | |
| 2447 "-*- texinfo -*-\n\ | |
| 2448 @deftypefn {Loadable Function} {} __player_set_tag__ (@var{player}, @var{tag})\n\ | |
| 2449 Undocumented internal function.\n\ | |
| 2450 @end deftypefn") | |
| 2451 { | |
| 2452 octave_value retval; | |
| 2453 #ifdef HAVE_PORTAUDIO | |
| 2454 int nargin = args.length (); | |
| 2455 if (nargin == 2) | |
| 2456 { | |
| 2457 const octave_base_value& rep = args(0).get_rep (); | |
| 2458 audioplayer *player = &((audioplayer &)rep); | |
| 2459 player->set_tag (args(1).char_matrix_value ()); | |
| 2460 } | |
| 2461 #else | |
| 2462 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2463 #endif | |
| 2464 return retval; | |
| 2465 } | |
| 2466 | |
| 2467 DEFUN_DLD (__player_set_userdata__, args, , | |
| 2468 "-*- texinfo -*-\n\ | |
| 2469 @deftypefn {Loadable Function} {} __player_set_userdata__ (@var{player}, @var{data})\n\ | |
| 2470 Undocumented internal function.\n\ | |
| 2471 @end deftypefn") | |
| 2472 { | |
| 2473 octave_value retval; | |
| 2474 #ifdef HAVE_PORTAUDIO | |
| 2475 int nargin = args.length (); | |
| 2476 if (nargin == 2) | |
| 2477 { | |
| 2478 const octave_base_value& rep = args(0).get_rep (); | |
| 2479 audioplayer *player = &((audioplayer &)rep); | |
| 2480 player->set_userdata (args(1)); | |
| 2481 } | |
| 2482 #else | |
| 2483 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2484 #endif | |
| 2485 return retval; | |
| 2486 } | |
| 2487 | |
| 2488 DEFUN_DLD (__player_stop__, args, , | |
| 2489 "-*- texinfo -*-\n\ | |
| 2490 @deftypefn {Loadable Function} {} __player_stop__ (@var{player})\n\ | |
| 2491 Undocumented internal function.\n\ | |
| 2492 @end deftypefn") | |
| 2493 { | |
| 2494 octave_value retval; | |
| 2495 #ifdef HAVE_PORTAUDIO | |
| 2496 int nargin = args.length (); | |
| 2497 if (nargin == 1) | |
| 2498 { | |
| 2499 const octave_base_value& rep = args(0).get_rep (); | |
| 2500 audioplayer *player = &((audioplayer &)rep); | |
| 2501 player->stop (); | |
| 2502 } | |
| 2503 #else | |
| 2504 error ("portaudio not found on your system and thus audio functionality is not present"); | |
| 2505 #endif | |
| 2506 return retval; | |
| 2507 } |