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decklinkvideosrc: Properly report caps if mode!=auto and handle caps changes properly for mode=auto

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This commit is contained in:
Sebastian Dröge 2015-01-26 19:02:04 +01:00
parent 7fb57938c1
commit f3ae93e504
1 changed files with 24 additions and 5 deletions
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25
sys/decklink/gstdecklinkvideosrc.cpp
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@ -170,7 +170,7 @@ static void
gst_decklink_video_src_init (GstDecklinkVideoSrc * self)
{
self->mode = DEFAULT_MODE;
self->caps_mode = DEFAULT_MODE;
self->caps_mode = GST_DECKLINK_MODE_AUTO;
self->connection = DEFAULT_CONNECTION;
self->device_number = 0;
self->buffer_size = DEFAULT_BUFFER_SIZE;
@ -251,7 +251,13 @@ gst_decklink_video_src_get_caps (GstBaseSrc * bsrc, GstCaps * filter)
GstDecklinkVideoSrc *self = GST_DECKLINK_VIDEO_SRC_CAST (bsrc);
GstCaps *mode_caps, *caps;
g_mutex_lock (&self->lock);
if (self->caps_mode != GST_DECKLINK_MODE_AUTO)
mode_caps = gst_decklink_mode_get_caps (self->caps_mode);
else
mode_caps = gst_decklink_mode_get_caps (self->mode);
g_mutex_unlock (&self->lock);
if (filter) {
caps =
gst_caps_intersect_full (filter, mode_caps, GST_CAPS_INTERSECT_FIRST);
@ -321,14 +327,21 @@ gst_decklink_video_src_create (GstPushSrc * bsrc, GstBuffer ** buffer)
return GST_FLOW_FLUSHING;
}
if (self->caps_mode != f->mode) {
g_mutex_lock (&self->lock);
if (self->mode == GST_DECKLINK_MODE_AUTO && self->caps_mode != f->mode) {
self->caps_mode = f->mode;
caps = gst_decklink_mode_get_caps (self->caps_mode);
g_mutex_unlock (&self->lock);
g_mutex_lock (&self->input->lock);
self->input->mode = gst_decklink_get_mode (f->mode);
g_mutex_unlock (&self->input->lock);
caps = gst_decklink_mode_get_caps (f->mode);
gst_video_info_from_caps (&self->info, caps);
gst_base_src_set_caps (GST_BASE_SRC_CAST (bsrc), caps);
gst_element_post_message (GST_ELEMENT_CAST (self),
gst_message_new_latency (GST_OBJECT_CAST (self)));
gst_caps_unref (caps);
} else {
g_mutex_unlock (&self->lock);
}
f->frame->GetBytes ((gpointer *) & data);
@ -376,7 +389,12 @@ gst_decklink_video_src_query (GstBaseSrc * bsrc, GstQuery * query)
GstClockTime min, max;
const GstDecklinkMode *mode;
g_mutex_lock (&self->lock);
if (self->caps_mode != GST_DECKLINK_MODE_AUTO)
mode = gst_decklink_get_mode (self->caps_mode);
else
mode = gst_decklink_get_mode (self->mode);
g_mutex_unlock (&self->lock);
min = gst_util_uint64_scale_ceil (GST_SECOND, mode->fps_d, mode->fps_n);
max = self->buffer_size * min;
@ -579,6 +597,7 @@ gst_decklink_video_src_change_state (GstElement * element,
g_queue_foreach (&self->current_frames, (GFunc) capture_frame_free, NULL);
g_queue_clear (&self->current_frames);
self->caps_mode = GST_DECKLINK_MODE_AUTO;
break;
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:{
HRESULT res;