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annotate src/libmlk-core/core/music.c @ 413:222045c513ec

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misc: fix some warnings
author David Demelier <markand@malikania.fr>
date Fri, 07 Oct 2022 15:25:32 +0200
parents 67c1c46af2c8
children bf20b77968fd
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1 /*
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2 * music.h -- music support
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3 *
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4 * Copyright (c) 2020-2022 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <assert.h>
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20 #include <string.h>
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21
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22 #include "error.h"
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23 #include "music.h"
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24 #include "vfs.h"
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25 #include "vfs_p.h"
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26 #include "sys_p.h"
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27
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28 #define SOURCE(mus) ((const struct audiostream *)mus->handle)->source
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30 int
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31 music_open(struct music *mus, const char *path)
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32 {
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33 assert(mus);
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34 assert(path);
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35
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36 if (!(mus->handle = audiostream_open(path)))
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37 return -1;
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38
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39 return 0;
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40 }
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41
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42 int
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43 music_openmem(struct music *mus, const void *buffer, size_t buffersz)
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44 {
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45 assert(mus);
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46 assert(buffer);
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47
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48 if (!(mus->handle = audiostream_openmem(buffer, buffersz)))
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49 return -1;
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51 return 0;
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52 }
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53
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54 int
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55 music_openvfs(struct music *mus, struct vfs_file *file)
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56 {
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57 assert(mus);
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58 assert(vfs_file_ok(file));
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59
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60 // TODO: implement this.
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61 (void)mus;
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62 (void)file;
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63
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64 return 0;
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65 }
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66
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67 int
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68 music_ok(const struct music *mus)
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69 {
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70 return mus && mus->handle;
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71 }
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72
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73 int
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74 music_play(struct music *mus, enum music_flags flags)
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75 {
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76 assert(mus);
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77
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78 if (flags & MUSIC_LOOP)
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79 alSourcei(SOURCE(mus), AL_LOOPING, AL_TRUE);
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80 else
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81 alSourcei(SOURCE(mus), AL_LOOPING, AL_TRUE);
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82
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83 alSourceRewind(SOURCE(mus));
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84 alSourcePlay(SOURCE(mus));
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86 return 0;
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87 }
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88
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89 void
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90 music_pause(struct music *mus)
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91 {
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92 assert(music_ok(mus));
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93
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94 alSourcePause(SOURCE(mus));
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95 }
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96
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97 void
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98 music_resume(struct music *mus)
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99 {
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100 assert(music_ok(mus));
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101
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102 alSourcePlay(SOURCE(mus));
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103 }
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104
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105 void
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106 music_stop(struct music *mus)
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107 {
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108 assert(music_ok(mus));
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109
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110 alSourceStop(SOURCE(mus));
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111 }
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112
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113 void
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114 music_finish(struct music *mus)
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115 {
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116 assert(mus);
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117
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118 if (mus->handle) {
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119 music_stop(mus);
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120 audiostream_finish(mus->handle);
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121 }
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122
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123 memset(mus, 0, sizeof (*mus));
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124 }