Mercurial > sdl-ios-xcode
annotate src/audio/nds/SDL_ndsaudio.c @ 5284:96a22141cf86 tip
Changed output directory of Universal libSDL.a for iOS to respect build configurations. Template generator was updated to reflect these changes as well.
author | Eric Wing <ewing . public |-at-| gmail . com> |
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date | Sat, 12 Feb 2011 21:52:30 -0800 |
parents | 7aba0406c273 |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
5267 | 3 Copyright (C) 1997-2011 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 |
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22 This file written by Ryan C. Gordon (icculus@icculus.org) |
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23 */ |
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24 #include "SDL_config.h" |
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25 |
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26 /* Output audio to NDS */ |
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27 |
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28 #include <nds.h> |
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29 |
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30 #include "SDL_audio.h" |
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31 #include "../SDL_audio_c.h" |
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32 #include "SDL_ndsaudio.h" |
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33 |
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34 static int |
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35 NDSAUD_OpenDevice(_THIS, const char *devname, int iscapture) |
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36 { |
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37 SDL_AudioFormat test_format = SDL_FirstAudioFormat(this->spec.format); |
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38 int valid_datatype = 0; |
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39 |
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40 this->hidden = SDL_malloc(sizeof(*(this->hidden))); |
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41 if (!this->hidden) { |
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42 SDL_OutOfMemory(); |
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43 return 0; |
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44 } |
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45 SDL_memset(this->hidden, 0, (sizeof *this->hidden)); |
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46 |
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47 while ((!valid_datatype) && (test_format)) { |
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48 this->spec.format = test_format; |
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49 switch (test_format) { |
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50 case AUDIO_S8: |
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51 /*case AUDIO_S16LSB: */ |
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52 valid_datatype = 1; |
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53 break; |
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54 default: |
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55 test_format = SDL_NextAudioFormat(); |
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56 break; |
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57 } |
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58 } |
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59 |
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61 /* set the generic sound parameters */ |
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62 setGenericSound(22050, /* sample rate */ |
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63 127, /* volume */ |
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64 64, /* panning/balance */ |
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65 0); /* sound format */ |
5275 | 66 #endif |
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67 |
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68 return 1; |
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69 } |
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70 |
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71 static void |
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72 NDSAUD_PlayDevice(_THIS) |
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73 { |
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75 playGenericSound(this->hidden->mixbuf, this->hidden->mixlen); | |
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76 |
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77 // sound->data = this->hidden->mixbuf;/* pointer to raw audio data */ |
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78 // sound->len = this->hidden->mixlen; /* size of raw data pointed to above */ |
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79 // sound->rate = 22050; /* sample rate = 22050Hz */ |
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80 // sound->vol = 127; /* volume [0..127] for [min..max] */ |
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81 // sound->pan = 64; /* balance [0..127] for [left..right] */ |
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82 // sound->format = 0; /* 0 for 16-bit, 1 for 8-bit */ |
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83 // playSound(sound); |
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84 #endif |
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85 } |
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86 |
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87 |
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88 static Uint8 * |
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89 NDSAUD_GetDeviceBuf(_THIS) |
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90 { |
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91 return this->hidden->mixbuf; /* is this right? */ |
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92 } |
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93 |
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94 static void |
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95 NDSAUD_WaitDevice(_THIS) |
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96 { |
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97 /* stub */ |
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98 } |
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99 |
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100 static void |
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101 NDSAUD_CloseDevice(_THIS) |
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102 { |
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103 /* stub */ |
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104 } |
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105 |
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106 static int |
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107 NDSAUD_Init(SDL_AudioDriverImpl * impl) |
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108 { |
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109 /* Set the function pointers */ |
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110 impl->OpenDevice = NDSAUD_OpenDevice; |
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111 impl->PlayDevice = NDSAUD_PlayDevice; |
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112 impl->WaitDevice = NDSAUD_WaitDevice; |
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113 impl->GetDeviceBuf = NDSAUD_GetDeviceBuf; |
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114 impl->CloseDevice = NDSAUD_CloseDevice; |
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115 |
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116 /* and the capabilities */ |
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117 impl->HasCaptureSupport = 1; |
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118 impl->OnlyHasDefaultOutputDevice = 1; |
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119 impl->OnlyHasDefaultInputDevice = 1; |
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120 |
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121 return 1; /* this audio target is available. */ |
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122 } |
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123 |
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124 AudioBootStrap NDSAUD_bootstrap = { |
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125 "nds", "SDL NDS audio driver", NDSAUD_Init, 0 /*1? */ |
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126 }; |
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127 |
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128 /* vi: set ts=4 sw=4 expandtab: */ |