static GstStateChangeReturn
change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstOmxBaseSink *self;
self = GST_OMX_BASE_SINK (element);
GST_LOG_OBJECT (self, "begin");
GST_INFO_OBJECT (self, "changing state %s - %s",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (!self->initialized) {
if (!omx_init (self))
return GST_PAD_LINK_REFUSED;
self->initialized = TRUE;
}
g_omx_core_prepare (self->gomx);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
g_omx_core_start (self->gomx);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
g_omx_port_finish (self->in_port);
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
goto leave;
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
g_omx_port_pause (self->in_port);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
g_omx_core_stop (self->gomx);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
g_omx_core_unload (self->gomx);
break;
default:
break;
}
leave:
GST_LOG_OBJECT (self, "end");
return ret;
}
static GstStateChangeReturn
change_state (GstElement *element,
GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstOmxBaseFilter *self;
self = GST_OMX_BASE_FILTER (element);
GST_LOG_OBJECT (self, "begin");
GST_INFO_OBJECT (self, "changing state %s - %s",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
switch (transition)
{
case GST_STATE_CHANGE_NULL_TO_READY:
g_omx_core_init (self->gomx, self->omx_library, self->omx_component);
if (self->gomx->omx_error)
return GST_STATE_CHANGE_FAILURE;
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
if (self->initialized)
{
g_omx_port_finish (self->in_port);
g_omx_port_finish (self->out_port);
}
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
return ret;
switch (transition)
{
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
if (self->initialized)
{
g_omx_core_finish (self->gomx);
self->initialized = FALSE;
}
break;
case GST_STATE_CHANGE_READY_TO_NULL:
g_omx_core_deinit (self->gomx);
if (self->gomx->omx_error)
return GST_STATE_CHANGE_FAILURE;
break;
default:
break;
}
GST_LOG_OBJECT (self, "end");
return ret;
}
static GstStateChangeReturn
change_state (GstElement *element,
GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstOmxBaseFilter *self;
GOmxCore *core;
self = GST_OMX_BASE_FILTER (element);
core = self->gomx;
GST_LOG_OBJECT (self, "begin");
GST_INFO_OBJECT (self, "changing state %s - %s",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
switch (transition)
{
case GST_STATE_CHANGE_NULL_TO_READY:
g_omx_core_init (core, self->omx_library, self->omx_component);
if (core->omx_state != OMX_StateLoaded)
{
ret = GST_STATE_CHANGE_FAILURE;
goto leave;
}
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
goto leave;
switch (transition)
{
case GST_STATE_CHANGE_PAUSED_TO_READY:
g_mutex_lock (self->ready_lock);
if (self->ready)
{
/* unlock */
g_omx_port_finish (self->in_port);
g_omx_port_finish (self->out_port);
g_omx_core_stop (core);
g_omx_core_unload (core);
self->ready = FALSE;
}
g_mutex_unlock (self->ready_lock);
if (core->omx_state != OMX_StateLoaded &&
core->omx_state != OMX_StateInvalid)
{
ret = GST_STATE_CHANGE_FAILURE;
goto leave;
}
break;
case GST_STATE_CHANGE_READY_TO_NULL:
g_omx_core_deinit (core);
break;
default:
break;
}
leave:
GST_LOG_OBJECT (self, "end");
return ret;
}
static GstStateChangeReturn
change_state (GstElement *element,
GstStateChange transition)
{
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
GstOmxBaseFilter21 *self;
GOmxCore *core;
int i;
self = GST_OMX_BASE_FILTER21(element);
core = self->gomx;
printf("begin: changing state %s -> %s\n",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
GST_INFO_OBJECT (self, "begin: changing state %s -> %s",
gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)),
gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)));
switch (transition)
{
case GST_STATE_CHANGE_NULL_TO_READY:
g_omx_core_init (core);
if (core->omx_state != OMX_StateLoaded)
{
ret = GST_STATE_CHANGE_FAILURE;
goto leave;
}
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_collect_pads_start(self->collectpads);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_collect_pads_stop(self->collectpads);
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
goto leave;
switch (transition)
{
case GST_STATE_CHANGE_PAUSED_TO_READY:
printf("Paused to ready\n");
g_mutex_lock (self->ready_lock);
if (self->ready)
{
/* unlock */
for (i = 0; i < NUM_INPUTS; i++){
g_omx_port_finish (self->in_port[i]);
}
g_omx_port_finish (self->out_port);
g_omx_core_stop (core);
g_omx_core_unload (core);
self->ready = FALSE;
}
g_mutex_unlock (self->ready_lock);
if (core->omx_state != OMX_StateLoaded &&
core->omx_state != OMX_StateInvalid)
{
ret = GST_STATE_CHANGE_FAILURE;
goto leave;
}
break;
case GST_STATE_CHANGE_READY_TO_NULL:
g_omx_core_deinit (core);
break;
default:
break;
}
leave:
GST_LOG_OBJECT (self, "end");
return ret;
}