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opensles: rework around the _delay function

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This commit is contained in:
Josep Torra 2012-09-27 07:22:47 +02:00 committed by Sebastian Dröge
parent 27cdb7c2ca
commit 3ff51bb88b
2 changed files with 10 additions and 9 deletions
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17
sys/opensles/openslesringbuffer.c
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@ -425,7 +425,7 @@ _opensles_player_cb (SLAndroidSimpleBufferQueueItf bufferQueue, void *context)
cur = thiz->data + (thiz->cursor * rb->spec.segsize);
thiz->cursor = (thiz->cursor + 1) % thiz->data_segtotal;
memcpy (cur, ptr, len);
thiz->queued_samples += len / rb->spec.bytes_per_sample;
g_atomic_int_inc (&thiz->segqueued);
/* Enqueue a buffer */
GST_LOG_OBJECT (thiz, "enqueue: %p size %d segment: %d", cur, len, seg);
@ -525,7 +525,7 @@ _opensles_player_stop (GstRingBuffer * rb)
return FALSE;
}
thiz->queued_samples = 0;
g_atomic_int_set (&thiz->segqueued, 0);
return TRUE;
}
@ -774,21 +774,22 @@ static guint
gst_opensles_ringbuffer_delay (GstRingBuffer * rb)
{
GstOpenSLESRingBuffer *thiz;
SLmillisecond position;
guint64 samplepos;
guint res = 0;
thiz = GST_OPENSLES_RING_BUFFER_CAST (rb);
if (thiz->playerPlay) {
(*thiz->playerPlay)->GetPosition (thiz->playerPlay, &position);
SLmillisecond position;
guint64 playedpos, queuedpos;
samplepos = gst_util_uint64_scale_round (position, rb->spec.rate, 1000);
res = thiz->queued_samples - samplepos;
(*thiz->playerPlay)->GetPosition (thiz->playerPlay, &position);
playedpos = gst_util_uint64_scale_round (position, rb->spec.rate, 1000);
queuedpos = g_atomic_int_get (&thiz->segqueued) * rb->samples_per_seg;
res = queuedpos - playedpos;
GST_LOG_OBJECT (thiz, "queued samples %" G_GUINT64_FORMAT " position %u ms "
"(%" G_GUINT64_FORMAT " samples) delay %u samples",
thiz->queued_samples, (guint) position, samplepos, res);
queuedpos, (guint) position, playedpos, res);
}
return res;

2
sys/opensles/openslesringbuffer.h
View file

@ -87,7 +87,7 @@ struct _GstOpenSLESRingBuffer
guint data_segtotal;
guint8 * data;
guint cursor;
guint64 queued_samples;
gint segqueued; /* ATOMIC */
/* vmethods */
AcquireFunc acquire;