static void
debug_codec_cap (CodecCap *codec_cap)
{
gchar *caps;
if (codec_cap->caps)
{
caps = gst_caps_to_string (codec_cap->caps);
GST_LOG ("%p:%d:media_caps %s\n", codec_cap->caps,
GST_CAPS_REFCOUNT_VALUE (codec_cap->caps),
caps);
g_free (caps);
}
if (codec_cap->rtp_caps)
{
caps = gst_caps_to_string (codec_cap->rtp_caps);
GST_LOG ("%p:%d:rtp_caps %s\n", codec_cap->rtp_caps,
GST_CAPS_REFCOUNT_VALUE (codec_cap->rtp_caps), caps);
g_free (caps);
g_assert (gst_caps_get_size (codec_cap->rtp_caps) == 1);
}
GST_LOG ("element_list1 -> ");
debug_pipeline (codec_cap->element_list1);
GST_LOG ("element_list2 -> ");
debug_pipeline (codec_cap->element_list2);
}
static void
test_with_caps (GstElement * src, GstElement * videocrop, GstCaps * caps)
{
GstClockTime time_run;
GstElement *pipeline;
GTimer *timer;
GstBus *bus;
GstPad *pad;
guint hcrop;
guint vcrop;
/* caps must be writable, we can't check that here though */
g_assert (GST_CAPS_REFCOUNT_VALUE (caps) == 1);
timer = g_timer_new ();
vcrop = 0;
hcrop = 0;
pipeline = GST_ELEMENT (gst_element_get_parent (videocrop));
g_assert (GST_IS_PIPELINE (pipeline));
/* at this point the pipeline is in PLAYING state; we only want to capture
* errors resulting from our on-the-fly changing of the filtercaps */
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
/* pad to block */
pad = gst_element_get_static_pad (src, "src");
time_run = 0;
do {
GstClockTime wait_time, waited_for_block;
if (check_bus_for_errors (bus, 0))
break;
wait_time = GST_SECOND / FRAMERATE;
GST_LOG ("hcrop = %3d, vcrop = %3d", vcrop, hcrop);
g_timer_reset (timer);
/* need to block the streaming thread while changing these properties,
* otherwise we might get random not-negotiated errors (when caps are
* changed in between upstream calling pad_alloc_buffer() and pushing
* the processed buffer?) */
gst_pad_set_blocked (pad, TRUE);
g_object_set (videocrop, "left", hcrop, "top", vcrop, NULL);
gst_pad_set_blocked (pad, FALSE);
waited_for_block = g_timer_elapsed (timer, NULL) * (double) GST_SECOND;
/* GST_LOG ("waited: %" GST_TIME_FORMAT ", frame len: %" GST_TIME_FORMAT,
GST_TIME_ARGS (waited_for_block), GST_TIME_ARGS (wait_time)); */
++vcrop;
++hcrop;
if (wait_time > waited_for_block) {
g_usleep ((wait_time - waited_for_block) / GST_MSECOND);
}
time_run += wait_time;
}
while (time_run < (TIME_PER_TEST * GST_SECOND));
g_timer_destroy (timer);
gst_object_unref (bus);
gst_object_unref (pad);
}
bool Caps::isWritable() const
{
GstCaps *caps = object<GstCaps>(); //workaround for bug #653266
return (GST_CAPS_REFCOUNT_VALUE(caps) == 1);
}
