*****************************************************************************
* Copyright (C) 2011 RĂ©mi Denis-Courmont
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_aout.h>
+#include <assert.h>
static int Open (vlc_object_t *);
static void Close (vlc_object_t *);
{
void *opaque;
void (*play) (void *opaque, const void *data, unsigned count, int64_t pts);
+ void (*pause) (void *opaque, int64_t pts);
+ void (*resume) (void *opaque, int64_t pts);
+ void (*flush) (void *opaque);
+ void (*drain) (void *opaque);
int (*set_volume) (void *opaque, float vol, bool mute);
void (*cleanup) (void *opaque);
};
-static void Play (aout_instance_t *aout)
+static void Play (audio_output_t *aout, block_t *block)
{
- aout_sys_t *sys = aout->output.p_sys;
- block_t *block;
+ aout_sys_t *sys = aout->sys;
- while ((block = aout_FifoPop(&aout->output.fifo)) != NULL)
- {
- sys->play (sys->opaque, block->p_buffer, block->i_nb_samples,
- block->i_pts);
- block_Release (block);
- }
+ sys->play (sys->opaque, block->p_buffer, block->i_nb_samples,
+ block->i_pts);
+ block_Release (block);
+}
+
+static void Pause (audio_output_t *aout, bool paused, mtime_t date)
+{
+ aout_sys_t *sys = aout->sys;
+ void (*cb) (void *, int64_t) = paused ? sys->pause : sys->resume;
+
+ if (cb != NULL)
+ cb (sys->opaque, date);
+}
+
+static void Flush (audio_output_t *aout, bool wait)
+{
+ aout_sys_t *sys = aout->sys;
+ void (*cb) (void *) = wait ? sys->drain : sys->flush;
+
+ if (cb != NULL)
+ cb (sys->opaque);
}
-static int VolumeSet (aout_instance_t *aout, float vol, bool mute)
+static int VolumeSet (audio_output_t *aout, float vol, bool mute)
{
- aout_sys_t *sys = aout->output.p_sys;
+ aout_sys_t *sys = aout->sys;
return sys->set_volume (sys->opaque, vol, mute) ? -1 : 0;
}
static int Open (vlc_object_t *obj)
{
- aout_instance_t *aout = (aout_instance_t *)obj;
+ audio_output_t *aout = (audio_output_t *)obj;
aout_sys_t *sys = malloc (sizeof (*sys));
if (unlikely(sys == NULL))
return VLC_ENOMEM;
- aout->output.p_sys = sys;
+ aout->sys = sys;
sys->opaque = var_InheritAddress (obj, "amem-data");
sys->play = var_InheritAddress (obj, "amem-play");
+ sys->pause = var_InheritAddress (obj, "amem-pause");
+ sys->resume = var_InheritAddress (obj, "amem-resume");
+ sys->flush = var_InheritAddress (obj, "amem-flush");
+ sys->drain = var_InheritAddress (obj, "amem-drain");
sys->set_volume = var_InheritAddress (obj, "amem-set-volume");
sys->cleanup = NULL; /* defer */
if (sys->play == NULL)
if (setup != NULL)
{
- rate = aout->output.output.i_rate;
- channels = aout_FormatNbChannels(&aout->output.output);
+ rate = aout->format.i_rate;
+ channels = aout_FormatNbChannels(&aout->format);
if (setup (&sys->opaque, format, &rate, &channels))
goto error;
- /* Only call this callback if setup succeeded */
+ /* Only call this callback if setup succeeded */
sys->cleanup = var_InheritAddress (obj, "amem-cleanup");
}
else
goto error;
/* TODO: amem-format */
- /* FIXME/TODO channel mapping */
- if (strcmp(format, "S16N") || aout->output.output.i_channels != channels)
+ if (strcmp(format, "S16N"))
{
msg_Err (aout, "format not supported");
goto error;
}
- aout->output.output.i_format = VLC_CODEC_S16N;
- aout->output.output.i_rate = rate;
- aout->output.pf_play = Play;
- aout->output.pf_pause = NULL;
+ /* channel mapping */
+ switch (channels)
+ {
+ case 1:
+ aout->format.i_physical_channels = AOUT_CHAN_CENTER;
+ break;
+ case 2:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT;
+ break;
+ case 3:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_LFE;
+ break;
+ case 4:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT |
+ AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT;
+ break;
+ case 5:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER |
+ AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT;
+ break;
+ case 6:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER |
+ AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE;
+ break;
+ case 7:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER |
+ AOUT_CHAN_REARCENTER | AOUT_CHAN_MIDDLELEFT |
+ AOUT_CHAN_MIDDLERIGHT | AOUT_CHAN_LFE;
+ break;
+ case 8:
+ aout->format.i_physical_channels =
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER |
+ AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT |
+ AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT | AOUT_CHAN_LFE;
+ break;
+ default:
+ assert(0);
+ }
+
+ aout->format.i_format = VLC_CODEC_S16N;
+ aout->format.i_rate = rate;
+ aout->format.i_original_channels = aout->format.i_physical_channels;
+
+ aout->pf_play = Play;
+ aout->pf_pause = Pause;
+ aout->pf_flush = Flush;
if (sys->set_volume != NULL)
- aout->output.pf_volume_set = VolumeSet;
+ aout->pf_volume_set = VolumeSet;
else
aout_VolumeSoftInit (aout);
return VLC_SUCCESS;
static void Close (vlc_object_t *obj)
{
- aout_instance_t *aout = (aout_instance_t *)obj;
- aout_sys_t *sys = aout->output.p_sys;
+ audio_output_t *aout = (audio_output_t *)obj;
+ aout_sys_t *sys = aout->sys;
if (sys->cleanup != NULL)
sys->cleanup (sys->opaque);