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Added time skew on queue.

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The timer speed can be controlled via skew value, smaller = slower
centered on the skew-base value.
This commit is contained in:
Takashi Iwai 2001-12-10 16:45:05 +00:00
parent e457d1f0c0
commit bcf50519e4
4 changed files with 87 additions and 17 deletions
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4
include/seq.h
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@ -438,8 +438,12 @@ void snd_seq_queue_tempo_copy(snd_seq_queue_tempo_t *dst, const snd_seq_queue_te
int snd_seq_queue_tempo_get_queue(const snd_seq_queue_tempo_t *info);
unsigned int snd_seq_queue_tempo_get_tempo(const snd_seq_queue_tempo_t *info);
int snd_seq_queue_tempo_get_ppq(const snd_seq_queue_tempo_t *info);
unsigned int snd_seq_queue_tempo_get_skew(const snd_seq_queue_tempo_t *info);
unsigned int snd_seq_queue_tempo_get_skew_base(const snd_seq_queue_tempo_t *info);
void snd_seq_queue_tempo_set_tempo(snd_seq_queue_tempo_t *info, unsigned int tempo);
void snd_seq_queue_tempo_set_ppq(snd_seq_queue_tempo_t *info, int ppq);
void snd_seq_queue_tempo_set_skew(snd_seq_queue_tempo_t *info, unsigned int skew);
void snd_seq_queue_tempo_set_skew_base(snd_seq_queue_tempo_t *info, unsigned int base);
int snd_seq_get_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);
int snd_seq_set_queue_tempo(snd_seq_t *handle, int q, snd_seq_queue_tempo_t *tempo);