Mercurial > molko
annotate src/libmlk-core/core/music.c @ 430:1645433e008d
core: rename ERR_INTERNAL to ERR_SDL
| author | David Demelier <markand@malikania.fr> |
|---|---|
| date | Sat, 15 Oct 2022 17:18:45 +0200 |
| parents | bf20b77968fd |
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| rev | line source |
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| 203 | 1 /* |
| 2 * music.h -- music support | |
| 3 * | |
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4 * Copyright (c) 2020-2022 David Demelier <markand@malikania.fr> |
| 203 | 5 * |
| 6 * Permission to use, copy, modify, and/or distribute this software for any | |
| 7 * purpose with or without fee is hereby granted, provided that the above | |
| 8 * copyright notice and this permission notice appear in all copies. | |
| 9 * | |
| 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
| 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 17 */ | |
| 18 | |
| 19 #include <assert.h> | |
| 20 #include <string.h> | |
| 21 | |
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22 #include "err.h" |
| 203 | 23 #include "music.h" |
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24 #include "sys_p.h" |
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25 |
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26 #define SOURCE(mus) ((const struct audiostream *)mus->handle)->source |
| 203 | 27 |
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28 int |
| 203 | 29 music_open(struct music *mus, const char *path) |
| 30 { | |
| 31 assert(mus); | |
| 32 assert(path); | |
| 33 | |
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34 if (!(mus->handle = audiostream_open(path))) |
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35 return -1; |
| 203 | 36 |
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37 return 0; |
| 203 | 38 } |
| 39 | |
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40 int |
| 203 | 41 music_openmem(struct music *mus, const void *buffer, size_t buffersz) |
| 42 { | |
| 43 assert(mus); | |
| 44 assert(buffer); | |
| 45 | |
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46 if (!(mus->handle = audiostream_openmem(buffer, buffersz))) |
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47 return -1; |
| 203 | 48 |
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49 return 0; |
| 203 | 50 } |
| 51 | |
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52 int |
| 203 | 53 music_ok(const struct music *mus) |
| 54 { | |
| 55 return mus && mus->handle; | |
| 56 } | |
| 57 | |
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58 int |
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59 music_play(struct music *mus, enum music_flags flags) |
| 203 | 60 { |
| 61 assert(mus); | |
| 62 | |
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63 if (flags & MUSIC_LOOP) |
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64 alSourcei(SOURCE(mus), AL_LOOPING, AL_TRUE); |
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65 else |
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66 alSourcei(SOURCE(mus), AL_LOOPING, AL_TRUE); |
| 203 | 67 |
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68 alSourceRewind(SOURCE(mus)); |
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69 alSourcePlay(SOURCE(mus)); |
| 203 | 70 |
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71 return 0; |
| 203 | 72 } |
| 73 | |
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74 void |
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75 music_pause(struct music *mus) |
| 203 | 76 { |
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77 assert(music_ok(mus)); |
| 203 | 78 |
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79 alSourcePause(SOURCE(mus)); |
| 203 | 80 } |
| 81 | |
| 82 void | |
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83 music_resume(struct music *mus) |
| 203 | 84 { |
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85 assert(music_ok(mus)); |
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86 |
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parents:
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87 alSourcePlay(SOURCE(mus)); |
| 203 | 88 } |
| 89 | |
| 90 void | |
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91 music_stop(struct music *mus) |
| 203 | 92 { |
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93 assert(music_ok(mus)); |
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67c1c46af2c8
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parents:
378
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94 |
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67c1c46af2c8
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parents:
378
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95 alSourceStop(SOURCE(mus)); |
| 203 | 96 } |
| 97 | |
| 98 void | |
| 99 music_finish(struct music *mus) | |
| 100 { | |
| 101 assert(mus); | |
| 102 | |
| 103 if (mus->handle) { | |
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104 music_stop(mus); |
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105 audiostream_finish(mus->handle); |
| 203 | 106 } |
| 107 | |
| 108 memset(mus, 0, sizeof (*mus)); | |
| 109 } |