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author | Franklin Wei <git@fwei.tk> | 2018-02-07 20:04:46 -0500 |
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committer | Franklin Wei <git@fwei.tk> | 2018-03-12 20:52:01 -0400 |
commit | 6039eb05ba6d82ef56f2868c96654c552d117bf9 (patch) | |
tree | 9db7016bcbf66cfdf7b9bc998d84c6eaff9c8378 /apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c | |
parent | ef373c03b96b0be08babca581d9f10bccfd4931f (diff) | |
download | rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.tar.gz rockbox-6039eb05ba6d82ef56f2868c96654c552d117bf9.zip |
sdl: remove non-rockbox drivers
We never use any of these other drivers, so having them around just takes
up space.
Change-Id: Iced812162df1fef3fd55522b7e700acb6c3bcd41
Diffstat (limited to 'apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c')
-rw-r--r-- | apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c b/apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c deleted file mode 100644 index 1dcd2421ec..0000000000 --- a/apps/plugins/sdl/src/audio/dmedia/SDL_irixaudio.c +++ /dev/null | |||
@@ -1,242 +0,0 @@ | |||
1 | /* | ||
2 | SDL - Simple DirectMedia Layer | ||
3 | Copyright (C) 1997-2012 Sam Lantinga | ||
4 | |||
5 | This library is free software; you can redistribute it and/or | ||
6 | modify it under the terms of the GNU Lesser General Public | ||
7 | License as published by the Free Software Foundation; either | ||
8 | version 2.1 of the License, or (at your option) any later version. | ||
9 | |||
10 | This library is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public | ||
16 | License along with this library; if not, write to the Free Software | ||
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
18 | |||
19 | Sam Lantinga | ||
20 | slouken@libsdl.org | ||
21 | */ | ||
22 | #include "SDL_config.h" | ||
23 | |||
24 | /* Allow access to a raw mixing buffer (For IRIX 6.5 and higher) */ | ||
25 | /* patch for IRIX 5 by Georg Schwarz 18/07/2004 */ | ||
26 | |||
27 | #include "SDL_timer.h" | ||
28 | #include "SDL_audio.h" | ||
29 | #include "../SDL_audiomem.h" | ||
30 | #include "../SDL_audio_c.h" | ||
31 | #include "SDL_irixaudio.h" | ||
32 | |||
33 | |||
34 | #ifndef AL_RESOURCE /* as a test whether we use the old IRIX audio libraries */ | ||
35 | #define OLD_IRIX_AUDIO | ||
36 | #define alClosePort(x) ALcloseport(x) | ||
37 | #define alFreeConfig(x) ALfreeconfig(x) | ||
38 | #define alGetFillable(x) ALgetfillable(x) | ||
39 | #define alNewConfig() ALnewconfig() | ||
40 | #define alOpenPort(x,y,z) ALopenport(x,y,z) | ||
41 | #define alSetChannels(x,y) ALsetchannels(x,y) | ||
42 | #define alSetQueueSize(x,y) ALsetqueuesize(x,y) | ||
43 | #define alSetSampFmt(x,y) ALsetsampfmt(x,y) | ||
44 | #define alSetWidth(x,y) ALsetwidth(x,y) | ||
45 | #endif | ||
46 | |||
47 | /* Audio driver functions */ | ||
48 | static int AL_OpenAudio(_THIS, SDL_AudioSpec *spec); | ||
49 | static void AL_WaitAudio(_THIS); | ||
50 | static void AL_PlayAudio(_THIS); | ||
51 | static Uint8 *AL_GetAudioBuf(_THIS); | ||
52 | static void AL_CloseAudio(_THIS); | ||
53 | |||
54 | /* Audio driver bootstrap functions */ | ||
55 | |||
56 | static int Audio_Available(void) | ||
57 | { | ||
58 | return 1; | ||
59 | } | ||
60 | |||
61 | static void Audio_DeleteDevice(SDL_AudioDevice *device) | ||
62 | { | ||
63 | SDL_free(device->hidden); | ||
64 | SDL_free(device); | ||
65 | } | ||
66 | |||
67 | static SDL_AudioDevice *Audio_CreateDevice(int devindex) | ||
68 | { | ||
69 | SDL_AudioDevice *this; | ||
70 | |||
71 | /* Initialize all variables that we clean on shutdown */ | ||
72 | this = (SDL_AudioDevice *)SDL_malloc(sizeof(SDL_AudioDevice)); | ||
73 | if ( this ) { | ||
74 | SDL_memset(this, 0, (sizeof *this)); | ||
75 | this->hidden = (struct SDL_PrivateAudioData *) | ||
76 | SDL_malloc((sizeof *this->hidden)); | ||
77 | } | ||
78 | if ( (this == NULL) || (this->hidden == NULL) ) { | ||
79 | SDL_OutOfMemory(); | ||
80 | if ( this ) { | ||
81 | SDL_free(this); | ||
82 | } | ||
83 | return(0); | ||
84 | } | ||
85 | SDL_memset(this->hidden, 0, (sizeof *this->hidden)); | ||
86 | |||
87 | /* Set the function pointers */ | ||
88 | this->OpenAudio = AL_OpenAudio; | ||
89 | this->WaitAudio = AL_WaitAudio; | ||
90 | this->PlayAudio = AL_PlayAudio; | ||
91 | this->GetAudioBuf = AL_GetAudioBuf; | ||
92 | this->CloseAudio = AL_CloseAudio; | ||
93 | |||
94 | this->free = Audio_DeleteDevice; | ||
95 | |||
96 | return this; | ||
97 | } | ||
98 | |||
99 | AudioBootStrap DMEDIA_bootstrap = { | ||
100 | "AL", "IRIX DMedia audio", | ||
101 | Audio_Available, Audio_CreateDevice | ||
102 | }; | ||
103 | |||
104 | |||
105 | void static AL_WaitAudio(_THIS) | ||
106 | { | ||
107 | Sint32 timeleft; | ||
108 | |||
109 | timeleft = this->spec.samples - alGetFillable(audio_port); | ||
110 | if ( timeleft > 0 ) { | ||
111 | timeleft /= (this->spec.freq/1000); | ||
112 | SDL_Delay((Uint32)timeleft); | ||
113 | } | ||
114 | } | ||
115 | |||
116 | static void AL_PlayAudio(_THIS) | ||
117 | { | ||
118 | /* Write the audio data out */ | ||
119 | if ( alWriteFrames(audio_port, mixbuf, this->spec.samples) < 0 ) { | ||
120 | /* Assume fatal error, for now */ | ||
121 | this->enabled = 0; | ||
122 | } | ||
123 | } | ||
124 | |||
125 | static Uint8 *AL_GetAudioBuf(_THIS) | ||
126 | { | ||
127 | return(mixbuf); | ||
128 | } | ||
129 | |||
130 | static void AL_CloseAudio(_THIS) | ||
131 | { | ||
132 | if ( mixbuf != NULL ) { | ||
133 | SDL_FreeAudioMem(mixbuf); | ||
134 | mixbuf = NULL; | ||
135 | } | ||
136 | if ( audio_port != NULL ) { | ||
137 | alClosePort(audio_port); | ||
138 | audio_port = NULL; | ||
139 | } | ||
140 | } | ||
141 | |||
142 | static int AL_OpenAudio(_THIS, SDL_AudioSpec * spec) | ||
143 | { | ||
144 | Uint16 test_format = SDL_FirstAudioFormat(spec->format); | ||
145 | long width = 0; | ||
146 | long fmt = 0; | ||
147 | int valid = 0; | ||
148 | |||
149 | #ifdef OLD_IRIX_AUDIO | ||
150 | { | ||
151 | long audio_param[2]; | ||
152 | audio_param[0] = AL_OUTPUT_RATE; | ||
153 | audio_param[1] = spec->freq; | ||
154 | valid = (ALsetparams(AL_DEFAULT_DEVICE, audio_param, 2) < 0); | ||
155 | } | ||
156 | #else | ||
157 | { | ||
158 | ALpv audio_param; | ||
159 | audio_param.param = AL_RATE; | ||
160 | audio_param.value.i = spec->freq; | ||
161 | valid = (alSetParams(AL_DEFAULT_OUTPUT, &audio_param, 1) < 0); | ||
162 | } | ||
163 | #endif | ||
164 | |||
165 | while ((!valid) && (test_format)) { | ||
166 | valid = 1; | ||
167 | spec->format = test_format; | ||
168 | |||
169 | switch (test_format) { | ||
170 | case AUDIO_S8: | ||
171 | width = AL_SAMPLE_8; | ||
172 | fmt = AL_SAMPFMT_TWOSCOMP; | ||
173 | break; | ||
174 | |||
175 | case AUDIO_S16SYS: | ||
176 | width = AL_SAMPLE_16; | ||
177 | fmt = AL_SAMPFMT_TWOSCOMP; | ||
178 | break; | ||
179 | |||
180 | default: | ||
181 | valid = 0; | ||
182 | test_format = SDL_NextAudioFormat(); | ||
183 | break; | ||
184 | } | ||
185 | |||
186 | if (valid) { | ||
187 | ALconfig audio_config = alNewConfig(); | ||
188 | valid = 0; | ||
189 | if (audio_config) { | ||
190 | if (alSetChannels(audio_config, spec->channels) < 0) { | ||
191 | if (spec->channels > 2) { /* can't handle > stereo? */ | ||
192 | spec->channels = 2; /* try again below. */ | ||
193 | } | ||
194 | } | ||
195 | |||
196 | if ((alSetSampFmt(audio_config, fmt) >= 0) && | ||
197 | ((!width) || (alSetWidth(audio_config, width) >= 0)) && | ||
198 | (alSetQueueSize(audio_config, spec->samples * 2) >= 0) && | ||
199 | (alSetChannels(audio_config, spec->channels) >= 0)) { | ||
200 | |||
201 | audio_port = alOpenPort("SDL audio", "w", audio_config); | ||
202 | if (audio_port == NULL) { | ||
203 | /* docs say AL_BAD_CHANNELS happens here, too. */ | ||
204 | int err = oserror(); | ||
205 | if (err == AL_BAD_CHANNELS) { | ||
206 | spec->channels = 2; | ||
207 | alSetChannels(audio_config, spec->channels); | ||
208 | audio_port = alOpenPort("SDL audio", "w", | ||
209 | audio_config); | ||
210 | } | ||
211 | } | ||
212 | |||
213 | if (audio_port != NULL) { | ||
214 | valid = 1; | ||
215 | } | ||
216 | } | ||
217 | |||
218 | alFreeConfig(audio_config); | ||
219 | } | ||
220 | } | ||
221 | } | ||
222 | |||
223 | if (!valid) { | ||
224 | SDL_SetError("Unsupported audio format"); | ||
225 | return (-1); | ||
226 | } | ||
227 | |||
228 | /* Update the fragment size as size in bytes */ | ||
229 | SDL_CalculateAudioSpec(spec); | ||
230 | |||
231 | /* Allocate mixing buffer */ | ||
232 | mixbuf = (Uint8 *) SDL_AllocAudioMem(spec->size); | ||
233 | if (mixbuf == NULL) { | ||
234 | SDL_OutOfMemory(); | ||
235 | return (-1); | ||
236 | } | ||
237 | SDL_memset(mixbuf, spec->silence, spec->size); | ||
238 | |||
239 | /* We're ready to rock and roll. :-) */ | ||
240 | return (0); | ||
241 | } | ||
242 | |||