/**
* gst_clock_get_internal_time
* @clock: a #GstClock to query
*
* Gets the current internal time of the given clock. The time is returned
* unadjusted for the offset and the rate.
*
* Returns: the internal time of the clock. Or GST_CLOCK_TIME_NONE when
* given invalid input.
*
* MT safe.
*/
GstClockTime
gst_clock_get_internal_time (GstClock * clock)
{
GstClockTime ret;
GstClockClass *cclass;
g_return_val_if_fail (GST_IS_CLOCK (clock), GST_CLOCK_TIME_NONE);
cclass = GST_CLOCK_GET_CLASS (clock);
if (G_UNLIKELY (cclass->get_internal_time == NULL))
goto not_supported;
ret = cclass->get_internal_time (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "internal time %" GST_TIME_FORMAT,
GST_TIME_ARGS (ret));
return ret;
/* ERRORS */
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"internal time not supported, return 0");
return G_GINT64_CONSTANT (0);
}
}
static GstClockReturn
gst_test_clock_wait_async (GstClock * clock, GstClockEntry * entry)
{
GstTestClock *test_clock = GST_TEST_CLOCK (clock);
GST_OBJECT_LOCK (test_clock);
if (GST_CLOCK_ENTRY_STATUS (entry) == GST_CLOCK_UNSCHEDULED)
goto was_unscheduled;
GST_CAT_DEBUG_OBJECT (GST_CAT_TEST_CLOCK, test_clock,
"requesting asynchronous clock notification at %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_CLOCK_ENTRY_TIME (entry)));
gst_test_clock_add_entry (test_clock, entry, NULL);
GST_OBJECT_UNLOCK (test_clock);
return GST_CLOCK_OK;
/* ERRORS */
was_unscheduled:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_TEST_CLOCK, test_clock,
"entry was unscheduled");
GST_OBJECT_UNLOCK (test_clock);
return GST_CLOCK_UNSCHEDULED;
}
}
EXPORT_C
#endif
GstClockReturn
gst_clock_id_wait_async (GstClockID id,
GstClockCallback func, gpointer user_data)
{
GstClockEntry *entry;
GstClock *clock;
GstClockReturn res;
GstClockClass *cclass;
GstClockTime requested;
g_return_val_if_fail (id != NULL, GST_CLOCK_ERROR);
g_return_val_if_fail (func != NULL, GST_CLOCK_ERROR);
entry = (GstClockEntry *) id;
requested = GST_CLOCK_ENTRY_TIME (entry);
clock = GST_CLOCK_ENTRY_CLOCK (entry);
/* can't sync on invalid times */
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (requested)))
goto invalid_time;
/* a previously unscheduled entry cannot be scheduled again */
if (G_UNLIKELY (entry->status == GST_CLOCK_UNSCHEDULED))
goto unscheduled;
cclass = GST_CLOCK_GET_CLASS (clock);
if (G_UNLIKELY (cclass->wait_async == NULL))
goto not_supported;
entry->func = func;
entry->user_data = user_data;
res = cclass->wait_async (clock, entry);
return res;
/* ERRORS */
invalid_time:
{
(func) (clock, GST_CLOCK_TIME_NONE, id, user_data);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"invalid time requested, returning _BADTIME");
return GST_CLOCK_BADTIME;
}
unscheduled:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"entry was unscheduled return _UNSCHEDULED");
return GST_CLOCK_UNSCHEDULED;
}
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "clock wait is not supported");
return GST_CLOCK_UNSUPPORTED;
}
}
/**
* gst_object_set_parent:
* @object: a #GstObject
* @parent: new parent of object
*
* Sets the parent of @object to @parent. The object's reference count will
* be incremented, and any floating reference will be removed (see gst_object_ref_sink()).
*
* Returns: TRUE if @parent could be set or FALSE when @object
* already had a parent or @object and @parent are the same.
*
* MT safe. Grabs and releases @object's LOCK.
*/
gboolean
gst_object_set_parent (GstObject * object, GstObject * parent)
{
g_return_val_if_fail (GST_IS_OBJECT (object), FALSE);
g_return_val_if_fail (GST_IS_OBJECT (parent), FALSE);
g_return_val_if_fail (object != parent, FALSE);
GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, object,
"set parent (ref and sink)");
GST_OBJECT_LOCK (object);
if (G_UNLIKELY (object->parent != NULL))
goto had_parent;
object->parent = parent;
gst_object_ref_sink (object);
GST_OBJECT_UNLOCK (object);
/* FIXME, this does not work, the deep notify takes the lock from the parent
* object and deadlocks when the parent holds its lock when calling this
* function (like _element_add_pad()) */
/* g_object_notify_by_pspec ((GObject *)object, properties[PROP_PARENT]); */
return TRUE;
/* ERROR handling */
had_parent:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, object,
"set parent failed, object already had a parent");
GST_OBJECT_UNLOCK (object);
return FALSE;
}
}
/**
* gst_clock_get_internal_time:
* @clock: a #GstClock to query
*
* Gets the current internal time of the given clock. The time is returned
* unadjusted for the offset and the rate.
*
* Returns: the internal time of the clock. Or GST_CLOCK_TIME_NONE when
* given invalid input.
*
* MT safe.
*/
GstClockTime
gst_clock_get_internal_time (GstClock * clock)
{
GstClockTime ret;
GstClockClass *cclass;
g_return_val_if_fail (GST_IS_CLOCK (clock), GST_CLOCK_TIME_NONE);
if (G_UNLIKELY (GST_OBJECT_FLAG_IS_SET (clock,
GST_CLOCK_FLAG_NEEDS_STARTUP_SYNC) && !clock->priv->synced))
GST_CAT_WARNING_OBJECT (GST_CAT_CLOCK, clock,
"clocked is not synchronized yet");
cclass = GST_CLOCK_GET_CLASS (clock);
if (G_UNLIKELY (cclass->get_internal_time == NULL))
goto not_supported;
ret = cclass->get_internal_time (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "internal time %" GST_TIME_FORMAT,
GST_TIME_ARGS (ret));
return ret;
/* ERRORS */
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"internal time not supported, return 0");
return G_GINT64_CONSTANT (0);
}
}
static void
gst_spot_src_init (GstSpotSrc * spot, GstSpotSrcClass * g_class)
{
GError *err;
spot->read_position = 0;
/* its childish to use static global variables */
ugly_spot = GST_SPOT_SRC (spot);
GST_SPOT_SRC_URI (spot) = g_strdup (DEFAULT_URI);
GST_SPOT_SRC_BUFFER_TIME (spot) = BUFFER_TIME_DEFAULT;
GST_SPOT_SRC_ADAPTER_MUTEX (spot) = g_mutex_new ();
GST_SPOT_SRC_ADAPTER_COND (spot) = g_cond_new ();
GST_SPOT_SRC_ADAPTER (spot) = gst_adapter_new ();
/* initiate format to default format */
GST_SPOT_SRC_FORMAT (spot) = g_malloc0 (sizeof (sp_audioformat));
GST_SPOT_SRC_FORMAT (spot)->sample_rate = SPOTIFY_DEFAULT_SAMPLE_RATE;
GST_SPOT_SRC_FORMAT (spot)->channels = SPOTIFY_DEFAULT_NUMBER_CHANNELS;
GST_SPOT_SRC_FORMAT (spot)->sample_type = SP_SAMPLETYPE_INT16_NATIVE_ENDIAN;
/* initiate state varables */
spot->spot_works = NULL;
spot->play_token_lost = FALSE;
spot->end_of_track = FALSE;
spot->unlock_state = FALSE;
/* initiate user settings */
spot->user = g_strdup (DEFAULT_USER);
spot->pass = g_strdup (DEFAULT_PASS);
spot->uri = g_strdup (DEFAULT_URI);
spot->logged_in = FALSE;
/* intiate worker thread and its state variables */
spot->keep_spotify_thread = TRUE;
spot->spotify_thread_initiated = FALSE;
spot->process_events_mutex = g_mutex_new ();
spot->process_events_cond = g_cond_new ();
spot->process_events_thread = g_thread_create ((GThreadFunc)spotify_thread_func, spot, TRUE, &err);
if (spot->process_events_thread == NULL) {
GST_CAT_ERROR_OBJECT (gst_spot_src_debug_threads, spot,"G_thread_create failed: %s!", err->message );
g_error_free (err) ;
}
/* make sure spotify thread is up and running, before continuing. */
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_threads, spot, "Broadcast process_events_cond");
g_cond_broadcast (spot->process_events_cond);
while (!spot->spotify_thread_initiated) {
/* ugly but hey it yields right. */
usleep (40);
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_threads, spot, "Broadcast process_events_cond, in loop");
g_cond_broadcast (spot->process_events_cond);
}
}
/**
* gst_clock_set_master:
* @clock: a #GstClock
* @master: (allow-none): a master #GstClock
*
* Set @master as the master clock for @clock. @clock will be automatically
* calibrated so that gst_clock_get_time() reports the same time as the
* master clock.
*
* A clock provider that slaves its clock to a master can get the current
* calibration values with gst_clock_get_calibration().
*
* @master can be %NULL in which case @clock will not be slaved anymore. It will
* however keep reporting its time adjusted with the last configured rate
* and time offsets.
*
* Returns: %TRUE if the clock is capable of being slaved to a master clock.
* Trying to set a master on a clock without the
* #GST_CLOCK_FLAG_CAN_SET_MASTER flag will make this function return %FALSE.
*
* MT safe.
*/
gboolean
gst_clock_set_master (GstClock * clock, GstClock * master)
{
GstClock **master_p;
GstClockPrivate *priv;
g_return_val_if_fail (GST_IS_CLOCK (clock), FALSE);
g_return_val_if_fail (master != clock, FALSE);
GST_OBJECT_LOCK (clock);
/* we always allow setting the master to NULL */
if (master && !GST_OBJECT_FLAG_IS_SET (clock, GST_CLOCK_FLAG_CAN_SET_MASTER))
goto not_supported;
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"slaving %p to master clock %p", clock, master);
GST_OBJECT_UNLOCK (clock);
priv = clock->priv;
GST_CLOCK_SLAVE_LOCK (clock);
if (priv->clockid) {
gst_clock_id_unschedule (priv->clockid);
gst_clock_id_unref (priv->clockid);
priv->clockid = NULL;
}
if (master) {
priv->filling = TRUE;
priv->time_index = 0;
/* use the master periodic id to schedule sampling and
* clock calibration. */
priv->clockid = gst_clock_new_periodic_id (master,
gst_clock_get_time (master), priv->timeout);
gst_clock_id_wait_async (priv->clockid,
(GstClockCallback) gst_clock_slave_callback,
gst_object_ref (clock), (GDestroyNotify) gst_object_unref);
}
GST_CLOCK_SLAVE_UNLOCK (clock);
GST_OBJECT_LOCK (clock);
master_p = &priv->master;
gst_object_replace ((GstObject **) master_p, (GstObject *) master);
GST_OBJECT_UNLOCK (clock);
return TRUE;
/* ERRORS */
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"cannot be slaved to a master clock");
GST_OBJECT_UNLOCK (clock);
return FALSE;
}
}
/**
* gst_clock_id_wait:
* @id: The #GstClockID to wait on
* @jitter: (out) (allow-none): a pointer that will contain the jitter,
* can be %NULL.
*
* Perform a blocking wait on @id.
* @id should have been created with gst_clock_new_single_shot_id()
* or gst_clock_new_periodic_id() and should not have been unscheduled
* with a call to gst_clock_id_unschedule().
*
* If the @jitter argument is not %NULL and this function returns #GST_CLOCK_OK
* or #GST_CLOCK_EARLY, it will contain the difference
* against the clock and the time of @id when this method was
* called.
* Positive values indicate how late @id was relative to the clock
* (in which case this function will return #GST_CLOCK_EARLY).
* Negative values indicate how much time was spent waiting on the clock
* before this function returned.
*
* Returns: the result of the blocking wait. #GST_CLOCK_EARLY will be returned
* if the current clock time is past the time of @id, #GST_CLOCK_OK if
* @id was scheduled in time. #GST_CLOCK_UNSCHEDULED if @id was
* unscheduled with gst_clock_id_unschedule().
*
* MT safe.
*/
GstClockReturn
gst_clock_id_wait (GstClockID id, GstClockTimeDiff * jitter)
{
GstClockEntry *entry;
GstClock *clock;
GstClockReturn res;
GstClockTime requested;
GstClockClass *cclass;
g_return_val_if_fail (id != NULL, GST_CLOCK_ERROR);
entry = (GstClockEntry *) id;
requested = GST_CLOCK_ENTRY_TIME (entry);
clock = GST_CLOCK_ENTRY_CLOCK (entry);
/* can't sync on invalid times */
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (requested)))
goto invalid_time;
cclass = GST_CLOCK_GET_CLASS (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "waiting on clock entry %p", id);
/* if we have a wait_jitter function, use that */
if (G_UNLIKELY (cclass->wait == NULL))
goto not_supported;
res = cclass->wait (clock, entry, jitter);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"done waiting entry %p, res: %d (%s)", id, res,
gst_clock_return_get_name (res));
if (entry->type == GST_CLOCK_ENTRY_PERIODIC)
entry->time = requested + entry->interval;
return res;
/* ERRORS */
invalid_time:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"invalid time requested, returning _BADTIME");
return GST_CLOCK_BADTIME;
}
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "clock wait is not supported");
return GST_CLOCK_UNSUPPORTED;
}
}
static void
default_release_buffer (GstBufferPool * pool, GstBuffer * buffer)
{
GST_LOG_OBJECT (pool, "released buffer %p %d", buffer,
GST_MINI_OBJECT_FLAGS (buffer));
/* memory should be untouched */
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_TAG_MEMORY)))
goto memory_tagged;
/* size should have been reset. This is not a catch all, pool with
* size requirement per memory should do their own check. */
if (G_UNLIKELY (gst_buffer_get_size (buffer) != pool->priv->size))
goto size_changed;
/* all memory should be exclusive to this buffer (and thus be writable) */
if (G_UNLIKELY (!gst_buffer_is_all_memory_writable (buffer)))
goto not_writable;
/* keep it around in our queue */
gst_atomic_queue_push (pool->priv->queue, buffer);
gst_poll_write_control (pool->priv->poll);
return;
memory_tagged:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_PERFORMANCE, pool,
"discarding buffer %p: memory tag set", buffer);
goto discard;
}
size_changed:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_PERFORMANCE, pool,
"discarding buffer %p: size %" G_GSIZE_FORMAT " != %u",
buffer, gst_buffer_get_size (buffer), pool->priv->size);
goto discard;
}
not_writable:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_PERFORMANCE, pool,
"discarding buffer %p: memory not writable", buffer);
goto discard;
}
discard:
{
do_free_buffer (pool, buffer);
return;
}
}
static gboolean
gst_dshowvideodec_sink_event (GstPad * pad, GstEvent * event)
{
gboolean ret = TRUE;
GstDshowVideoDec *vdec = (GstDshowVideoDec *) gst_pad_get_parent (pad);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_STOP:
gst_dshowvideodec_flush (vdec);
ret = gst_pad_event_default (pad, event);
break;
case GST_EVENT_NEWSEGMENT:
{
GstFormat format;
gdouble rate;
gint64 start, stop, time;
gboolean update;
gst_event_parse_new_segment (event, &update, &rate, &format, &start,
&stop, &time);
/* save the new segment in our local current segment */
gst_segment_set_newsegment (vdec->segment, update, rate, format, start,
stop, time);
GST_CAT_DEBUG_OBJECT (dshowvideodec_debug, vdec,
"new segment received => start=%" GST_TIME_FORMAT " stop=%"
GST_TIME_FORMAT, GST_TIME_ARGS (vdec->segment->start),
GST_TIME_ARGS (vdec->segment->stop));
if (update) {
GST_CAT_DEBUG_OBJECT (dshowvideodec_debug, vdec,
"closing current segment flushing..");
gst_dshowvideodec_flush (vdec);
}
ret = gst_pad_event_default (pad, event);
break;
}
default:
ret = gst_pad_event_default (pad, event);
break;
}
gst_object_unref (vdec);
return ret;
}
/**
* gst_clock_id_wait_async:
* @id: a #GstClockID to wait on
* @func: The callback function
* @user_data: User data passed in the callback
* @destroy_data: #GDestroyNotify for user_data
*
* Register a callback on the given #GstClockID @id with the given
* function and user_data. When passing a #GstClockID with an invalid
* time to this function, the callback will be called immediately
* with a time set to GST_CLOCK_TIME_NONE. The callback will
* be called when the time of @id has been reached.
*
* The callback @func can be invoked from any thread, either provided by the
* core or from a streaming thread. The application should be prepared for this.
*
* Returns: the result of the non blocking wait.
*
* MT safe.
*/
GstClockReturn
gst_clock_id_wait_async (GstClockID id,
GstClockCallback func, gpointer user_data, GDestroyNotify destroy_data)
{
GstClockEntry *entry;
GstClock *clock;
GstClockReturn res;
GstClockClass *cclass;
GstClockTime requested;
g_return_val_if_fail (id != NULL, GST_CLOCK_ERROR);
g_return_val_if_fail (func != NULL, GST_CLOCK_ERROR);
entry = (GstClockEntry *) id;
requested = GST_CLOCK_ENTRY_TIME (entry);
clock = GST_CLOCK_ENTRY_CLOCK (entry);
/* can't sync on invalid times */
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (requested)))
goto invalid_time;
cclass = GST_CLOCK_GET_CLASS (clock);
if (G_UNLIKELY (cclass->wait_async == NULL))
goto not_supported;
entry->func = func;
entry->user_data = user_data;
entry->destroy_data = destroy_data;
res = cclass->wait_async (clock, entry);
return res;
/* ERRORS */
invalid_time:
{
(func) (clock, GST_CLOCK_TIME_NONE, id, user_data);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"invalid time requested, returning _BADTIME");
return GST_CLOCK_BADTIME;
}
not_supported:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "clock wait is not supported");
return GST_CLOCK_UNSUPPORTED;
}
}
EXPORT_C
#endif
void
gst_clock_set_calibration (GstClock * clock, GstClockTime internal, GstClockTime
external, GstClockTime rate_num, GstClockTime rate_denom)
{
g_return_if_fail (GST_IS_CLOCK (clock));
g_return_if_fail (rate_num >= 0);
g_return_if_fail (rate_denom > 0);
g_return_if_fail (internal <= gst_clock_get_internal_time (clock));
GST_OBJECT_LOCK (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"internal %" GST_TIME_FORMAT " external %" GST_TIME_FORMAT " %"
G_GUINT64_FORMAT "/%" G_GUINT64_FORMAT " = %f", GST_TIME_ARGS (internal),
GST_TIME_ARGS (external), rate_num, rate_denom,
gst_guint64_to_gdouble (rate_num / rate_denom));
clock->internal_calibration = internal;
clock->external_calibration = external;
clock->rate_numerator = rate_num;
clock->rate_denominator = rate_denom;
GST_OBJECT_UNLOCK (clock);
}
static void
spotify_cb_notify_main_thread (sp_session *spotify_session)
{
GST_CAT_LOG_OBJECT (gst_spot_src_debug_cb, ugly_spot, "Notify_main_thread callback");
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_threads, ugly_spot, "Broadcast process_events_cond");
g_cond_broadcast (ugly_spot->process_events_cond);
}
static GstClockID
gst_clock_entry_new (GstClock * clock, GstClockTime time,
GstClockTime interval, GstClockEntryType type)
{
GstClockEntry *entry;
entry = g_slice_new (GstClockEntry);
#ifndef GST_DISABLE_TRACE
_gst_alloc_trace_new (_gst_clock_entry_trace, entry);
#endif
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"created entry %p, time %" GST_TIME_FORMAT, entry, GST_TIME_ARGS (time));
entry->refcount = 1;
entry->clock = clock;
entry->type = type;
entry->time = time;
entry->interval = interval;
entry->status = GST_CLOCK_OK;
entry->func = NULL;
entry->user_data = NULL;
entry->destroy_data = NULL;
entry->unscheduled = FALSE;
entry->woken_up = FALSE;
return (GstClockID) entry;
}
void GSTGLAPI
_gst_gl_debug_callback (GLenum source, GLenum type, GLuint id, GLenum severity,
GLsizei length, const gchar * message, gpointer user_data)
{
GstGLContext *context = user_data;
const gchar *severity_str = _debug_severity_to_string (severity);
const gchar *source_str = _debug_source_to_string (source);
const gchar *type_str = _debug_type_to_string (type);
_init_debug ();
switch (type) {
case GL_DEBUG_TYPE_ERROR:
case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOUR:
GST_ERROR_OBJECT (context, "%s: GL %s from %s id:%u, %s", severity_str,
type_str, source_str, id, message);
break;
case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOUR:
case GL_DEBUG_TYPE_PORTABILITY:
GST_FIXME_OBJECT (context, "%s: GL %s from %s id:%u, %s", severity_str,
type_str, source_str, id, message);
break;
case GL_DEBUG_TYPE_PERFORMANCE:
GST_CAT_DEBUG_OBJECT (gst_performance, context, "%s: GL %s from %s id:%u,"
" %s", severity_str, type_str, source_str, id, message);
break;
default:
GST_DEBUG_OBJECT (context, "%s: GL %s from %s id:%u, %s", severity_str,
type_str, source_str, id, message);
break;
}
}
static void
gst_spot_src_finalize (GObject * object)
{
GstSpotSrc *spot;
spot = GST_SPOT_SRC (object);
/* make thread quit */
g_mutex_lock (spot->process_events_mutex);
spot->keep_spotify_thread = FALSE;
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_threads, spot, "Broadcast process_events_cond");
g_cond_broadcast (spot->process_events_cond);
g_mutex_unlock (spot->process_events_mutex);
g_thread_join (spot->process_events_thread);
/* free user variables */
g_free (spot->user);
g_free (spot->pass);
g_free (spot->uri);
g_free (spot->format);
g_list_free (spot->spot_works);
g_cond_free (spot->process_events_cond);
g_mutex_free (spot->process_events_mutex);
g_mutex_free (GST_SPOT_SRC_ADAPTER_MUTEX (spot));
g_cond_free (GST_SPOT_SRC_ADAPTER_COND (spot));
g_object_unref (GST_SPOT_SRC_ADAPTER (spot));
G_OBJECT_CLASS (parent_class)->finalize (object);
}
/**
* gst_clock_set_calibration:
* @clock: a #GstClock to calibrate
* @internal: a reference internal time
* @external: a reference external time
* @rate_num: the numerator of the rate of the clock relative to its
* internal time
* @rate_denom: the denominator of the rate of the clock
*
* Adjusts the rate and time of @clock. A rate of 1/1 is the normal speed of
* the clock. Values bigger than 1/1 make the clock go faster.
*
* @internal and @external are calibration parameters that arrange that
* gst_clock_get_time() should have been @external at internal time @internal.
* This internal time should not be in the future; that is, it should be less
* than the value of gst_clock_get_internal_time() when this function is called.
*
* Subsequent calls to gst_clock_get_time() will return clock times computed as
* follows:
*
* <programlisting>
* time = (internal_time - internal) * rate_num / rate_denom + external
* </programlisting>
*
* This formula is implemented in gst_clock_adjust_unlocked(). Of course, it
* tries to do the integer arithmetic as precisely as possible.
*
* Note that gst_clock_get_time() always returns increasing values so when you
* move the clock backwards, gst_clock_get_time() will report the previous value
* until the clock catches up.
*
* MT safe.
*/
void
gst_clock_set_calibration (GstClock * clock, GstClockTime internal, GstClockTime
external, GstClockTime rate_num, GstClockTime rate_denom)
{
GstClockPrivate *priv;
g_return_if_fail (GST_IS_CLOCK (clock));
g_return_if_fail (rate_num != GST_CLOCK_TIME_NONE);
g_return_if_fail (rate_denom > 0 && rate_denom != GST_CLOCK_TIME_NONE);
priv = clock->priv;
write_seqlock (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"internal %" GST_TIME_FORMAT " external %" GST_TIME_FORMAT " %"
G_GUINT64_FORMAT "/%" G_GUINT64_FORMAT " = %f", GST_TIME_ARGS (internal),
GST_TIME_ARGS (external), rate_num, rate_denom,
gst_guint64_to_gdouble (rate_num) / gst_guint64_to_gdouble (rate_denom));
priv->internal_calibration = internal;
priv->external_calibration = external;
priv->rate_numerator = rate_num;
priv->rate_denominator = rate_denom;
write_sequnlock (clock);
}
static GstFlowReturn
gst_dshowaudiodec_chain (GstPad * pad, GstBuffer * buffer)
{
GstDshowAudioDec *adec = (GstDshowAudioDec *) gst_pad_get_parent (pad);
bool discont = FALSE;
if (!adec->setup) {
/* we are not set up */
GST_WARNING_OBJECT (adec, "Decoder not set up, failing");
adec->last_ret = GST_FLOW_WRONG_STATE;
goto beach;
}
if (GST_FLOW_IS_FATAL (adec->last_ret)) {
GST_DEBUG_OBJECT (adec, "last decoding iteration generated a fatal error "
"%s", gst_flow_get_name (adec->last_ret));
goto beach;
}
GST_CAT_DEBUG_OBJECT (dshowaudiodec_debug, adec, "chain (size %d)=> pts %"
GST_TIME_FORMAT " stop %" GST_TIME_FORMAT,
GST_BUFFER_SIZE (buffer), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer) +
GST_BUFFER_DURATION (buffer)));
/* if the incoming buffer has discont flag set => flush decoder data */
if (buffer && GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT)) {
GST_CAT_DEBUG_OBJECT (dshowaudiodec_debug, adec,
"this buffer has a DISCONT flag (%" GST_TIME_FORMAT "), flushing",
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
gst_dshowaudiodec_flush (adec);
discont = TRUE;
}
/* push the buffer to the directshow decoder */
adec->fakesrc->GetOutputPin()->PushBuffer (
GST_BUFFER_DATA (buffer), GST_BUFFER_TIMESTAMP (buffer),
GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer),
GST_BUFFER_SIZE (buffer), (bool)discont);
beach:
gst_buffer_unref (buffer);
gst_object_unref (adec);
return adec->last_ret;
}
static void
spotify_cb_end_of_track (sp_session *session)
{
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_cb, ugly_spot, "End_of_track callback");
g_mutex_lock (GST_SPOT_SRC_ADAPTER_MUTEX (ugly_spot));
ugly_spot->end_of_track = TRUE;
g_cond_broadcast (GST_SPOT_SRC_ADAPTER_COND (ugly_spot));
g_mutex_unlock (GST_SPOT_SRC_ADAPTER_MUTEX (ugly_spot));
}
EXPORT_C
#endif
gboolean
gst_object_set_parent (GstObject * object, GstObject * parent)
{
g_return_val_if_fail (GST_IS_OBJECT (object), FALSE);
g_return_val_if_fail (GST_IS_OBJECT (parent), FALSE);
g_return_val_if_fail (object != parent, FALSE);
GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, object,
"set parent (ref and sink)");
GST_OBJECT_LOCK (object);
if (G_UNLIKELY (object->parent != NULL))
goto had_parent;
/* sink object, we don't call our own function because we don't
* need to release/acquire the lock needlessly or touch the refcount
* in the floating case. */
object->parent = parent;
if (G_LIKELY (GST_OBJECT_IS_FLOATING (object))) {
GST_CAT_LOG_OBJECT (GST_CAT_REFCOUNTING, object, "unsetting floating flag");
GST_OBJECT_FLAG_UNSET (object, GST_OBJECT_FLOATING);
GST_OBJECT_UNLOCK (object);
} else {
GST_OBJECT_UNLOCK (object);
gst_object_ref (object);
}
g_signal_emit (object, gst_object_signals[PARENT_SET], 0, parent);
return TRUE;
/* ERROR handling */
had_parent:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, object,
"set parent failed, object already had a parent");
GST_OBJECT_UNLOCK (object);
return FALSE;
}
}
static GstFlowReturn
gst_dshowvideodec_chain (GstPad * pad, GstBuffer * buffer)
{
GstDshowVideoDec *vdec = (GstDshowVideoDec *) gst_pad_get_parent (pad);
bool discont = FALSE;
GstClockTime stop;
if (!vdec->setup) {
/* we are not setup */
GST_WARNING_OBJECT (vdec, "Decoder not set up, failing");
vdec->last_ret = GST_FLOW_FLUSHING;
goto beach;
}
if (GST_FLOW_IS_FATAL (vdec->last_ret)) {
GST_DEBUG_OBJECT (vdec, "last decoding iteration generated a fatal error "
"%s", gst_flow_get_name (vdec->last_ret));
goto beach;
}
/* check if duration is valid and use duration only when it's valid
/* because dshow is not decoding frames having stop smaller than start */
if (GST_BUFFER_DURATION_IS_VALID (buffer)) {
stop = GST_BUFFER_TIMESTAMP (buffer) + GST_BUFFER_DURATION (buffer);
} else {
stop = GST_BUFFER_TIMESTAMP (buffer);
}
GST_CAT_LOG_OBJECT (dshowvideodec_debug, vdec,
"chain (size %d)=> pts %" GST_TIME_FORMAT " stop %" GST_TIME_FORMAT,
GST_BUFFER_SIZE (buffer), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)),
GST_TIME_ARGS (stop));
/* if the incoming buffer has discont flag set => flush decoder data */
if (buffer && GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT)) {
GST_CAT_DEBUG_OBJECT (dshowvideodec_debug, vdec,
"this buffer has a DISCONT flag (%" GST_TIME_FORMAT "), flushing",
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
gst_dshowvideodec_flush (vdec);
discont = TRUE;
}
/* push the buffer to the directshow decoder */
vdec->fakesrc->GetOutputPin()->PushBuffer(
GST_BUFFER_DATA (buffer), GST_BUFFER_TIMESTAMP (buffer), stop,
GST_BUFFER_SIZE (buffer), discont);
beach:
gst_buffer_unref (buffer);
gst_object_unref (vdec);
return vdec->last_ret;
}
static GstFlowReturn
gst_video_scale_transform_frame (GstVideoFilter * filter,
GstVideoFrame * in_frame, GstVideoFrame * out_frame)
{
GstVideoScale *videoscale = GST_VIDEO_SCALE_CAST (filter);
GstFlowReturn ret = GST_FLOW_OK;
GST_CAT_DEBUG_OBJECT (CAT_PERFORMANCE, filter, "doing video scaling");
gst_video_converter_frame (videoscale->convert, in_frame, out_frame);
return ret;
}
static void
gst_pipeline_dispose (GObject * object)
{
GstPipeline *pipeline = GST_PIPELINE (object);
GstClock **clock_p = &pipeline->fixed_clock;
GST_CAT_DEBUG_OBJECT (GST_CAT_REFCOUNTING, pipeline, "dispose");
/* clear and unref any fixed clock */
gst_object_replace ((GstObject **) clock_p, NULL);
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static GstClockReturn
gst_test_clock_wait (GstClock * clock,
GstClockEntry * entry, GstClockTimeDiff * jitter)
{
GstTestClock *test_clock = GST_TEST_CLOCK (clock);
GstTestClockPrivate *priv = GST_TEST_CLOCK_GET_PRIVATE (test_clock);
GST_OBJECT_LOCK (test_clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_TEST_CLOCK, test_clock,
"requesting synchronous clock notification at %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_CLOCK_ENTRY_TIME (entry)));
if (GST_CLOCK_ENTRY_STATUS (entry) == GST_CLOCK_UNSCHEDULED)
goto was_unscheduled;
if (gst_test_clock_lookup_entry_context (test_clock, entry) == NULL)
gst_test_clock_add_entry (test_clock, entry, jitter);
GST_CLOCK_ENTRY_STATUS (entry) = GST_CLOCK_BUSY;
while (GST_CLOCK_ENTRY_STATUS (entry) == GST_CLOCK_BUSY)
g_cond_wait (&priv->entry_processed_cond, GST_OBJECT_GET_LOCK (test_clock));
GST_OBJECT_UNLOCK (test_clock);
return GST_CLOCK_ENTRY_STATUS (entry);
/* ERRORS */
was_unscheduled:
{
GST_CAT_DEBUG_OBJECT (GST_CAT_TEST_CLOCK, test_clock,
"entry was unscheduled");
GST_OBJECT_UNLOCK (test_clock);
return GST_CLOCK_UNSCHEDULED;
}
}
static int
spotify_cb_music_delivery (sp_session *spotify_session, const sp_audioformat *format,const void *frames, int num_frames)
{
GstBuffer *buffer;
guint sample_rate = format->sample_rate;
guint channels = format->channels;
guint bufsize = num_frames * sizeof (int16_t) * channels;
guint availible;
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_cb, ugly_spot, "Music_delivery callback");
GST_SPOT_SRC_FORMAT (ugly_spot)->sample_rate = sample_rate;
GST_SPOT_SRC_FORMAT (ugly_spot)->channels = channels;
GST_SPOT_SRC_FORMAT (ugly_spot)->sample_type = format->sample_type;
GST_CAT_LOG_OBJECT (gst_spot_src_debug_audio, ugly_spot, "Start %p with %d frames with size=%d", frames, num_frames, bufsize);
if (num_frames == 0) {
/* we have a seek */
return 0;
}
buffer = gst_buffer_new_and_alloc (bufsize);
memcpy (GST_BUFFER_DATA (buffer), (guint8*)frames, bufsize);
g_mutex_lock (GST_SPOT_SRC_ADAPTER_MUTEX (ugly_spot));
availible = gst_adapter_available (GST_SPOT_SRC_ADAPTER (ugly_spot));
GST_CAT_LOG_OBJECT (gst_spot_src_debug_audio, ugly_spot, "Availiable before push = %d", availible);
/* see if we have buffertime of audio */
if (availible >= (GST_SPOT_SRC_BUFFER_TIME (ugly_spot)/1000000) * sample_rate * 4) {
GST_CAT_LOG_OBJECT (gst_spot_src_debug_audio, ugly_spot, "Return 0, adapter is full = %d", availible);
gst_buffer_unref (buffer);
/* data is available broadcast read thread */
g_cond_broadcast (GST_SPOT_SRC_ADAPTER_COND (ugly_spot));
g_mutex_unlock (GST_SPOT_SRC_ADAPTER_MUTEX (ugly_spot));
return 0;
}
gst_adapter_push (GST_SPOT_SRC_ADAPTER (ugly_spot), buffer);
availible = gst_adapter_available (GST_SPOT_SRC_ADAPTER (ugly_spot));
GST_CAT_LOG_OBJECT (gst_spot_src_debug_audio, ugly_spot, "Availiable after push = %d", availible);
/* data is available broadcast read thread */
g_cond_broadcast (GST_SPOT_SRC_ADAPTER_COND (ugly_spot));
g_mutex_unlock (GST_SPOT_SRC_ADAPTER_MUTEX (ugly_spot));
GST_CAT_LOG_OBJECT (gst_spot_src_debug_audio, ugly_spot, "Return num_frames=%d", num_frames);
return num_frames;
}
static void
gst_test_clock_unschedule (GstClock * clock, GstClockEntry * entry)
{
GstTestClock *test_clock = GST_TEST_CLOCK (clock);
GST_OBJECT_LOCK (test_clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_TEST_CLOCK, test_clock,
"unscheduling requested clock notification at %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_CLOCK_ENTRY_TIME (entry)));
GST_CLOCK_ENTRY_STATUS (entry) = GST_CLOCK_UNSCHEDULED;
gst_test_clock_remove_entry (test_clock, entry);
GST_OBJECT_UNLOCK (test_clock);
}
static GstFlowReturn
gst_video_convert_transform_frame (GstVideoFilter * filter,
GstVideoFrame * in_frame, GstVideoFrame * out_frame)
{
GstVideoConvert *space;
space = GST_VIDEO_CONVERT_CAST (filter);
GST_CAT_DEBUG_OBJECT (GST_CAT_PERFORMANCE, filter,
"doing colorspace conversion from %s -> to %s",
GST_VIDEO_INFO_NAME (&filter->in_info),
GST_VIDEO_INFO_NAME (&filter->out_info));
gst_video_converter_frame (space->convert, in_frame, out_frame);
return GST_FLOW_OK;
}
static void
spotify_cb_logged_in (sp_session *spotify_session, sp_error error)
{
if (SP_ERROR_OK != error) {
GST_CAT_ERROR_OBJECT (gst_spot_src_debug_cb, ugly_spot, "Failed to log in to Spotify: %s", sp_error_message (error));
return;
}
sp_user *me = sp_session_user (spotify_session);
const char *my_name = (sp_user_is_loaded (me) ?
sp_user_display_name (me) :
sp_user_canonical_name (me));
GST_CAT_DEBUG_OBJECT (gst_spot_src_debug_cb, ugly_spot, "Logged_in callback, user=%s", my_name);
/* set default bitrate to audiofility */
sp_session_preferred_bitrate(spotify_session, SP_BITRATE_320k);
GST_SPOT_SRC_LOGGED_IN (ugly_spot) = TRUE;
}
/* will be called repeatedly to sample the master and slave clock
* to recalibrate the clock */
static gboolean
gst_clock_slave_callback (GstClock * master, GstClockTime time,
GstClockID id, GstClock * clock)
{
GstClockTime stime, mtime;
gdouble r_squared;
stime = gst_clock_get_internal_time (clock);
mtime = gst_clock_get_time (master);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock,
"master %" GST_TIME_FORMAT ", slave %" GST_TIME_FORMAT,
GST_TIME_ARGS (mtime), GST_TIME_ARGS (stime));
gst_clock_add_observation (clock, stime, mtime, &r_squared);
/* FIXME, we can use the r_squared value to adjust the timeout
* value of the clockid */
return TRUE;
}
EXPORT_C
#endif
GstClockTime
gst_clock_get_time (GstClock * clock)
{
GstClockTime ret;
g_return_val_if_fail (GST_IS_CLOCK (clock), GST_CLOCK_TIME_NONE);
ret = gst_clock_get_internal_time (clock);
GST_OBJECT_LOCK (clock);
/* this will scale for rate and offset */
ret = gst_clock_adjust_unlocked (clock, ret);
GST_OBJECT_UNLOCK (clock);
GST_CAT_DEBUG_OBJECT (GST_CAT_CLOCK, clock, "adjusted time %" GST_TIME_FORMAT,
GST_TIME_ARGS (ret));
return ret;
}