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Location: cpp/openttd-patchpack/source/src/music/libtimidity.cpp
r10585:02717b4646db
3.1 KiB
text/x-c
(svn r14848) -Update: WebTranslator2 update to 2009-01-05 18:44:14
afrikaans - 11 fixed by Alrich (11)
arabic_egypt - 19 fixed, 21 changed by khaloofah (40)
danish - 40 fixed, 1 changed by ThomasA (41)
dutch - 2 fixed, 25 changed by Excel20 (27)
hebrew - 8 fixed by EScake (8)
hungarian - 18 fixed by alyr (18)
italian - 18 fixed by lorenzodv (18)
norwegian_bokmal - 3 fixed, 11 changed by khh (14)
norwegian_nynorsk - 8 fixed by Grilldyret (8)
polish - 3 fixed by xaxa (3)
portuguese - 7 fixed by SnowFlake (7)
urdu - 9 fixed by yasirniazkhan (9)
afrikaans - 11 fixed by Alrich (11)
arabic_egypt - 19 fixed, 21 changed by khaloofah (40)
danish - 40 fixed, 1 changed by ThomasA (41)
dutch - 2 fixed, 25 changed by Excel20 (27)
hebrew - 8 fixed by EScake (8)
hungarian - 18 fixed by alyr (18)
italian - 18 fixed by lorenzodv (18)
norwegian_bokmal - 3 fixed, 11 changed by khh (14)
norwegian_nynorsk - 8 fixed by Grilldyret (8)
polish - 3 fixed by xaxa (3)
portuguese - 7 fixed by SnowFlake (7)
urdu - 9 fixed by yasirniazkhan (9)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | /* $Id$ */
/** @file libtimidity.cpp Playing music via the timidity library. */
#include "../stdafx.h"
#include "../openttd.h"
#include "../sound_type.h"
#include "../variables.h"
#include "../debug.h"
#include "libtimidity.h"
#include <fcntl.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <signal.h>
#include <sys/stat.h>
#include <errno.h>
#include <timidity.h>
#if defined(PSP)
#include <pspaudiolib.h>
#endif /* PSP */
enum MidiState {
MIDI_STOPPED = 0,
MIDI_PLAYING = 1,
};
static struct {
MidIStream *stream;
MidSongOptions options;
MidSong *song;
MidiState status;
uint32 song_length;
uint32 song_position;
} _midi;
#if defined(PSP)
static void AudioOutCallback(void *buf, unsigned int _reqn, void *userdata)
{
memset(buf, 0, _reqn * PSP_NUM_AUDIO_CHANNELS);
if (_midi.status == MIDI_PLAYING) {
mid_song_read_wave(_midi.song, buf, _reqn * PSP_NUM_AUDIO_CHANNELS);
}
}
#endif /* PSP */
static FMusicDriver_LibTimidity iFMusicDriver_LibTimidity;
const char *MusicDriver_LibTimidity::Start(const char *const *param)
{
_midi.status = MIDI_STOPPED;
if (mid_init(param == NULL ? NULL : (char *)param[0]) < 0) {
/* If init fails, it can be because no configuration was found.
* If it was not forced via param, try to load it without a
* configuration. Who knows that works. */
if (param != NULL || mid_init_no_config() < 0) {
return "error initializing timidity";
}
}
DEBUG(driver, 1, "successfully initialised timidity");
_midi.options.rate = 44100;
_midi.options.format = MID_AUDIO_S16LSB;
_midi.options.channels = 2;
#if defined(PSP)
_midi.options.buffer_size = PSP_NUM_AUDIO_SAMPLES;
#else
_midi.options.buffer_size = _midi.options.rate;
#endif
#if defined(PSP)
pspAudioInit();
pspAudioSetChannelCallback(_midi.options.channels, &AudioOutCallback, NULL);
pspAudioSetVolume(_midi.options.channels, PSP_VOLUME_MAX, PSP_VOLUME_MAX);
#endif /* PSP */
return NULL;
}
void MusicDriver_LibTimidity::Stop()
{
if (_midi.status == MIDI_PLAYING) {
_midi.status = MIDI_STOPPED;
mid_song_free(_midi.song);
}
mid_exit();
}
void MusicDriver_LibTimidity::PlaySong(const char *filename)
{
_midi.stream = mid_istream_open_file(filename);
if (_midi.stream == NULL) {
DEBUG(driver, 0, "Could not open music file");
return;
}
_midi.song = mid_song_load(_midi.stream, &_midi.options);
mid_istream_close(_midi.stream);
_midi.song_length = mid_song_get_total_time(_midi.song);
if (_midi.song == NULL) {
DEBUG(driver, 1, "Invalid MIDI file");
return;
}
mid_song_start(_midi.song);
_midi.status = MIDI_PLAYING;
}
void MusicDriver_LibTimidity::StopSong()
{
_midi.status = MIDI_STOPPED;
mid_song_free(_midi.song);
}
bool MusicDriver_LibTimidity::IsSongPlaying()
{
if (_midi.status == MIDI_PLAYING) {
_midi.song_position = mid_song_get_time(_midi.song);
if (_midi.song_position >= _midi.song_length) {
_midi.status = MIDI_STOPPED;
_midi.song_position = 0;
}
}
return (_midi.status == MIDI_PLAYING);
}
void MusicDriver_LibTimidity::SetVolume(byte vol)
{
if (_midi.song != NULL)
mid_song_set_volume(_midi.song, vol);
}
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