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comparison src/audio/dma/SDL_dmaaudio.c @ 3816:9d070c1a45fa SDL-ryan-multiple-audio-device

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Moved AudioBootstrap section in converted drivers to bottom of source, so I could delete the predeclarations (one more thing to forget to update when changing the API, otherwise). There're a few other cleanups that snuck into this commit, too.
author Ryan C. Gordon <icculus@icculus.org>
date Fri, 06 Oct 2006 04:46:58 +0000
parents 2c5387c0a642
children 103bbe13f5eb
comparison
equal deleted inserted replaced
3815:3234d6eee011 3816:9d070c1a45fa
60 60
61 /* Open the audio device for playback, and don't block if busy */ 61 /* Open the audio device for playback, and don't block if busy */
62 #define OPEN_FLAGS_INPUT (O_RDWR|O_NONBLOCK) 62 #define OPEN_FLAGS_INPUT (O_RDWR|O_NONBLOCK)
63 #define OPEN_FLAGS_OUTPUT (O_RDWR|O_NONBLOCK) 63 #define OPEN_FLAGS_OUTPUT (O_RDWR|O_NONBLOCK)
64 64
65 /* Audio driver functions */
66 static int DMA_DetectDevices(int iscapture);
67 static const char *DMA_GetDeviceName(int index, int iscapture);
68 static int DMA_OpenDevice(_THIS, const char *devname, int iscapture);
69 static void DMA_WaitDevice(_THIS);
70 static void DMA_PlayDevice(_THIS);
71 static Uint8 *DMA_GetDeviceBuf(_THIS);
72 static void DMA_CloseDevice(_THIS);
73 static void DMA_Deinitialize(void);
74
75 /* Audio driver bootstrap functions */
76
77 static char **outputDevices = NULL; 65 static char **outputDevices = NULL;
78 static int outputDeviceCount = 0; 66 static int outputDeviceCount = 0;
79 static char **inputDevices = NULL; 67 static char **inputDevices = NULL;
80 static int inputDeviceCount = 0; 68 static int inputDeviceCount = 0;
81 69
135 build_device_lists(); 123 build_device_lists();
136 available = ((outputDeviceCount > 0) || (inputDeviceCount > 0)); 124 available = ((outputDeviceCount > 0) || (inputDeviceCount > 0));
137 free_device_lists(); 125 free_device_lists();
138 return available; 126 return available;
139 } 127 }
140
141
142 static int
143 DMA_Init(SDL_AudioDriverImpl *impl)
144 {
145 /* Set the function pointers */
146 impl->DetectDevices = DMA_DetectDevices;
147 impl->GetDeviceName = DMA_GetDeviceName;
148 impl->OpenDevice = DMA_OpenDevice;
149 impl->WaitDevice = DMA_WaitDevice;
150 impl->PlayDevice = DMA_PlayDevice;
151 impl->GetDeviceBuf = DMA_GetDeviceBuf;
152 impl->CloseDevice = DMA_CloseDevice;
153 impl->Deinitialize = DMA_Deinitialize;
154
155 build_device_lists();
156 return 1;
157 }
158
159 AudioBootStrap DMA_bootstrap = {
160 DMA_DRIVER_NAME, "OSS /dev/dsp DMA audio",
161 DMA_Available, DMA_Init, 0
162 };
163 128
164 static void DMA_Deinitialize(void) 129 static void DMA_Deinitialize(void)
165 { 130 {
166 free_device_lists(); 131 free_device_lists();
167 } 132 }
555 SDL_free(this->hidden); 520 SDL_free(this->hidden);
556 this->hidden = NULL; 521 this->hidden = NULL;
557 } 522 }
558 } 523 }
559 524
525 static int
526 DMA_Init(SDL_AudioDriverImpl *impl)
527 {
528 /* Set the function pointers */
529 impl->DetectDevices = DMA_DetectDevices;
530 impl->GetDeviceName = DMA_GetDeviceName;
531 impl->OpenDevice = DMA_OpenDevice;
532 impl->WaitDevice = DMA_WaitDevice;
533 impl->PlayDevice = DMA_PlayDevice;
534 impl->GetDeviceBuf = DMA_GetDeviceBuf;
535 impl->CloseDevice = DMA_CloseDevice;
536 impl->Deinitialize = DMA_Deinitialize;
537
538 build_device_lists();
539 return 1;
540 }
541
542 AudioBootStrap DMA_bootstrap = {
543 DMA_DRIVER_NAME, "OSS /dev/dsp DMA audio",
544 DMA_Available, DMA_Init, 0
545 };
546
560 /* vi: set ts=4 sw=4 expandtab: */ 547 /* vi: set ts=4 sw=4 expandtab: */