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Diffstat (limited to 'gst/deinterlace2/gstdeinterlace2.c')
-rw-r--r--gst/deinterlace2/gstdeinterlace2.c136
1 files changed, 1 insertions, 135 deletions
diff --git a/gst/deinterlace2/gstdeinterlace2.c b/gst/deinterlace2/gstdeinterlace2.c
index 04ba4f01..64557d48 100644
--- a/gst/deinterlace2/gstdeinterlace2.c
+++ b/gst/deinterlace2/gstdeinterlace2.c
@@ -125,29 +125,21 @@ static GstStaticPadTemplate sink_templ = GST_STATIC_PAD_TEMPLATE ("sink",
);
static void gst_deinterlace2_finalize (GObject * object);
-
static void gst_deinterlace2_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_deinterlace2_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_deinterlace2_setcaps (GstPad * pad, GstCaps * caps);
-
static gboolean gst_deinterlace2_sink_event (GstPad * pad, GstEvent * event);
-
static GstFlowReturn gst_deinterlace2_chain (GstPad * pad, GstBuffer * buffer);
-
static GstStateChangeReturn gst_deinterlace2_change_state (GstElement * element,
GstStateChange transition);
static gboolean gst_deinterlace2_src_event (GstPad * pad, GstEvent * event);
-
static gboolean gst_deinterlace2_src_query (GstPad * pad, GstQuery * query);
-
static const GstQueryType *gst_deinterlace2_src_query_types (GstPad * pad);
-static void gst_deinterlace2_deinterlace_scanlines (GstDeinterlace2 * object);
-
static void gst_deinterlace2_reset (GstDeinterlace2 * object);
GST_BOILERPLATE (GstDeinterlace2, gst_deinterlace2, GstElement,
@@ -198,7 +190,6 @@ gst_deinterlace2_class_init (GstDeinterlace2Class * klass)
GST_DEINTERLACE2_ALL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)
);
-
g_object_class_install_property (gobject_class, ARG_FIELDS,
g_param_spec_enum ("tff",
"tff",
@@ -314,14 +305,9 @@ gst_deinterlace2_set_method (GstDeinterlace2 * object,
GST_WARNING ("Invalid Deinterlacer Method");
}
-
- if (object->method->deinterlace_frame == NULL)
- object->method->deinterlace_frame = gst_deinterlace2_deinterlace_scanlines;
-
/* TODO: if current method requires less fields in the history,
pop the diff from field_history.
*/
-
}
static void
@@ -422,9 +408,7 @@ static void
gst_deinterlace2_push_history (GstDeinterlace2 * object, GstBuffer * buffer)
{
int i = 1;
-
GstClockTime timestamp;
-
GstClockTime field_diff;
g_assert (object->history_count < MAX_FIELD_HISTORY - 2);
@@ -470,122 +454,11 @@ gst_deinterlace2_push_history (GstDeinterlace2 * object, GstBuffer * buffer)
GST_DEBUG ("push, size(history): %d", object->history_count);
}
-/* some methods support only deinterlace_/copy_scanline functions.
- This funtion calls them in the right manner. */
-static void
-gst_deinterlace2_deinterlace_scanlines (GstDeinterlace2 * object)
-{
-
- gint line = 1;
-
- gint cur_field_idx = object->history_count - object->method->fields_required;
-
- GST_INFO ("cur_field_idx: %d", cur_field_idx);
-
- guint8 *out_data = GST_BUFFER_DATA (object->out_buf);
-
- guint8 *cur_field =
- GST_BUFFER_DATA (object->field_history[cur_field_idx].buf);
- guint8 *last_field = NULL;
-
- guint8 *second_last_field = NULL;
-
- /* method can just handle up to 3 history fields,
- bcs until now there isn't a plugin (with interp./copy scanline methods)
- that uses more */
- g_assert (object->method->fields_required <= 3);
-
- if (object->method->fields_required >= 2) {
- last_field = GST_BUFFER_DATA (object->field_history[cur_field_idx + 1].buf);
- }
- if (object->method->fields_required >= 3) {
- second_last_field =
- GST_BUFFER_DATA (object->field_history[cur_field_idx + 2].buf);
- }
-
- if (object->field_history[cur_field_idx].flags == PICTURE_INTERLACED_BOTTOM) {
- /* double the first scanline of the bottom field */
- blit_packed422_scanline (out_data, cur_field, object->frame_width);
- out_data += object->output_stride;
- }
-
- blit_packed422_scanline (out_data, cur_field, object->frame_width);
- out_data += object->output_stride;
- line++;
-
- for (; line <= object->field_height;) {
- deinterlace_scanline_data_t data;
-
- /* interp. scanline */
- data.t0 = cur_field;
- data.b0 = cur_field + object->field_stride;
-
- if (last_field != NULL) {
- data.tt1 = last_field;
- data.m1 = last_field + object->field_stride;
- data.bb1 = last_field + (object->field_stride * 2);
-
- last_field += object->field_stride;
- }
-
- if (second_last_field != NULL) {
- data.t2 = second_last_field;
- data.b2 = second_last_field + object->field_stride;
- }
-
- /* set valid data for corner cases */
- if (line == 2) {
- data.tt1 = data.bb1;
- } else if (line == object->field_height) {
- data.bb1 = data.tt1;
- }
-
- object->method->interpolate_scanline (object, &data, out_data);
- out_data += object->output_stride;
-
- /* copy a scanline */
- data.tt0 = cur_field;
- data.m0 = cur_field + (object->field_stride);
- data.bb0 = cur_field + (object->field_stride * 2);
- cur_field += object->field_stride;
-
- if (last_field != NULL) {
- data.t1 = last_field;
- data.b1 = last_field + object->field_stride;
- }
-
- if (second_last_field != NULL) {
- data.tt2 = second_last_field;
- data.m2 = second_last_field + (object->field_stride);
- data.bb2 = second_last_field + (object->field_stride * 2);
- second_last_field += object->field_stride;
- }
-
- /* set valid data for corner cases */
- if (line == object->field_height) {
- data.bb0 = data.tt0;
- data.bb2 = data.tt2;
- data.b1 = data.t1;
- }
-
- object->method->copy_scanline (object, &data, out_data);
- out_data += object->output_stride;
- line++;
- }
-
- if (object->field_history[cur_field_idx].flags == PICTURE_INTERLACED_TOP) {
- /* double the last scanline of the top field */
- blit_packed422_scanline (out_data, cur_field, object->frame_width);
- }
-}
-
static GstFlowReturn
gst_deinterlace2_chain (GstPad * pad, GstBuffer * buf)
{
GstDeinterlace2 *object = NULL;
-
GstClockTime timestamp;
-
GstFlowReturn ret = GST_FLOW_OK;
object = GST_DEINTERLACE2 (GST_PAD_PARENT (pad));
@@ -750,8 +623,7 @@ gst_deinterlace2_setcaps (GstPad * pad, GstCaps * caps)
othercaps = gst_caps_ref (caps);
}
- if ( /*!gst_pad_accept_caps (otherpad, othercaps)
- || */ !gst_pad_set_caps (otherpad, othercaps))
+ if (!gst_pad_set_caps (otherpad, othercaps))
goto caps_not_accepted;
gst_caps_unref (othercaps);
@@ -797,7 +669,6 @@ static gboolean
gst_deinterlace2_sink_event (GstPad * pad, GstEvent * event)
{
gboolean res = TRUE;
-
GstDeinterlace2 *object = GST_DEINTERLACE2 (gst_pad_get_parent (pad));
GST_LOG_OBJECT (pad, "received %s event", GST_EVENT_TYPE_NAME (event));
@@ -822,7 +693,6 @@ static GstStateChangeReturn
gst_deinterlace2_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret;
-
GstDeinterlace2 *object = GST_DEINTERLACE2 (element);
switch (transition) {
@@ -858,7 +728,6 @@ static gboolean
gst_deinterlace2_src_event (GstPad * pad, GstEvent * event)
{
GstDeinterlace2 *object = GST_DEINTERLACE2 (gst_pad_get_parent (pad));
-
gboolean res;
GST_DEBUG_OBJECT (pad, "received %s event", GST_EVENT_TYPE_NAME (event));
@@ -878,7 +747,6 @@ static gboolean
gst_deinterlace2_src_query (GstPad * pad, GstQuery * query)
{
GstDeinterlace2 *object = GST_DEINTERLACE2 (gst_pad_get_parent (pad));
-
gboolean res = FALSE;
GST_LOG_OBJECT (object, "%s query", GST_QUERY_TYPE_NAME (query));
@@ -887,9 +755,7 @@ gst_deinterlace2_src_query (GstPad * pad, GstQuery * query)
case GST_QUERY_LATENCY:
{
GstClockTime min, max;
-
gboolean live;
-
GstPad *peer;
if ((peer = gst_pad_get_peer (object->sinkpad))) {
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-04 11:07:57 +0000