diff options
Diffstat (limited to 'src/audio_out/audio_sun_out.c')
| -rw-r--r-- | src/audio_out/audio_sun_out.c | 54 |
1 files changed, 52 insertions, 2 deletions
diff --git a/src/audio_out/audio_sun_out.c b/src/audio_out/audio_sun_out.c index f4fb5ec00..9250e2228 100644 --- a/src/audio_out/audio_sun_out.c +++ b/src/audio_out/audio_sun_out.c @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: audio_sun_out.c,v 1.17 2002/02/23 17:22:09 jkeil Exp $ + * $Id: audio_sun_out.c,v 1.18 2002/03/11 19:58:01 jkeil Exp $ */ #ifdef HAVE_CONFIG_H @@ -56,7 +56,7 @@ #define AUDIO_PRECISION_16 16 #endif -#define AO_SUN_IFACE_VERSION 3 +#define AO_SUN_IFACE_VERSION 4 #define GAP_TOLERANCE 5000 #define GAP_NONRT_TOLERANCE 15000 @@ -598,6 +598,55 @@ static int ao_sun_set_property (ao_driver_t *this_gen, int property, int value) return ~value; } +static int ao_sun_ctrl(ao_driver_t *this_gen, int cmd, ...) { + sun_driver_t *this = (sun_driver_t *) this_gen; + audio_info_t info; + + switch (cmd) { + + case AO_CTRL_PLAY_PAUSE: + AUDIO_INITINFO(&info); + info.play.pause = 1; + ioctl(this->audio_fd, AUDIO_SETINFO, &info); + break; + + case AO_CTRL_PLAY_RESUME: + AUDIO_INITINFO(&info); + info.play.pause = 0; + ioctl(this->audio_fd, AUDIO_SETINFO, &info); + break; + + case AO_CTRL_FLUSH_BUFFERS: +#ifdef __svr4__ + /* flush buffered STEAMS data first */ + ioctl(this->audio_fd, I_FLUSH, FLUSHW); + + /* + * the flush above discarded an unknown amount of data from the + * audio device. To get the "*_delay" computation in sync again, + * reset the audio device's sample counter to 0, after waiting + * that all samples still active playing on the sound hardware + * have finished playing. + */ + AUDIO_INITINFO(&info); + info.play.pause = 0; + ioctl(this->audio_fd, AUDIO_SETINFO, &info); + + ioctl(this->audio_fd, AUDIO_DRAIN); + + AUDIO_INITINFO(&info); + info.play.samples = 0; + ioctl(this->audio_fd, AUDIO_SETINFO, &info); + + this->frames_in_buffer = 0; + this->last_samplecnt = 0; +#endif + break; + } + + return 0; +} + ao_driver_t *init_audio_out_plugin (config_values_t *config) { sun_driver_t *this; @@ -683,6 +732,7 @@ ao_driver_t *init_audio_out_plugin (config_values_t *config) { this->ao_driver.close = ao_sun_close; this->ao_driver.exit = ao_sun_exit; this->ao_driver.get_gap_tolerance = ao_sun_get_gap_tolerance; + this->ao_driver.control = ao_sun_ctrl; return &this->ao_driver; } |