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VideoFilter inherits from
Original commit message from CVS: 2005-11-23 Julien MOUTTE <julien@moutte.net> * ext/cairo/gsttimeoverlay.c: (gst_timeoverlay_update_font_height), (gst_timeoverlay_set_caps), (gst_timeoverlay_get_unit_size), (gst_timeoverlay_transform), (gst_timeoverlay_base_init), (gst_timeoverlay_class_init), (gst_timeoverlay_init), (gst_timeoverlay_get_type): * ext/cairo/gsttimeoverlay.h: * gst/debug/Makefile.am: * gst/debug/gstnavigationtest.c: (gst_navigationtest_handle_src_event), (gst_navigationtest_get_unit_size), (gst_navigationtest_set_caps), (gst_navigationtest_transform), (gst_navigationtest_change_state), (gst_navigationtest_base_init), (gst_navigationtest_class_init), (gst_navigationtest_init), (gst_navigationtest_get_type), (plugin_init): * gst/debug/gstnavigationtest.h: * gst/effectv/Makefile.am: * gst/effectv/gstaging.c: (gst_agingtv_set_caps), (gst_agingtv_get_unit_size), (gst_agingtv_transform), (gst_agingtv_base_init), (gst_agingtv_class_init), (gst_agingtv_init), (gst_agingtv_get_type): * gst/effectv/gstdice.c: (gst_dicetv_set_caps), (gst_dicetv_get_unit_size), (gst_dicetv_transform), (gst_dicetv_base_init), (gst_dicetv_class_init), (gst_dicetv_init), (gst_dicetv_get_type): * gst/effectv/gstedge.c: (gst_edgetv_set_caps), (gst_edgetv_get_unit_size), (gst_edgetv_transform), (gst_edgetv_base_init), (gst_edgetv_class_init), (gst_edgetv_init), (gst_edgetv_get_type): * gst/effectv/gsteffectv.c: * gst/effectv/gsteffectv.h: * gst/effectv/gstquark.c: (gst_quarktv_set_caps), (gst_quarktv_get_unit_size), (fastrand), (gst_quarktv_transform), (gst_quarktv_change_state), (gst_quarktv_base_init), (gst_quarktv_class_init), (gst_quarktv_init), (gst_quarktv_get_type): * gst/effectv/gstrev.c: (gst_revtv_set_caps), (gst_revtv_get_unit_size), (gst_revtv_transform), (gst_revtv_base_init), (gst_revtv_class_init), (gst_revtv_init), (gst_revtv_get_type): * gst/effectv/gstshagadelic.c: (gst_shagadelictv_set_caps), (gst_shagadelictv_get_unit_size), (gst_shagadelictv_transform), (gst_shagadelictv_base_init), (gst_shagadelictv_class_init), (gst_shagadelictv_init), (gst_shagadelictv_get_type): * gst/effectv/gstvertigo.c: (gst_vertigotv_set_caps), (gst_vertigotv_get_unit_size), (gst_vertigotv_transform), (gst_vertigotv_base_init), (gst_vertigotv_class_init), (gst_vertigotv_init), (gst_vertigotv_get_type): * gst/effectv/gstwarp.c: (gst_warptv_set_caps), (gst_warptv_get_unit_size), (gst_warptv_transform), (gst_warptv_base_init), (gst_warptv_class_init), (gst_warptv_init), (gst_warptv_get_type): * gst/videofilter/Makefile.am: * gst/videofilter/gstvideobalance.c: * gst/videofilter/gstvideobalance.h: * gst/videofilter/gstvideofilter.c: (gst_videofilter_get_type), (gst_videofilter_class_init), (gst_videofilter_init): * gst/videofilter/gstvideofilter.h: * gst/videofilter/gstvideoflip.c: (gst_videoflip_set_caps), (gst_videoflip_transform_caps), (gst_videoflip_get_unit_size), (gst_videoflip_flip), (gst_videoflip_transform), (gst_videoflip_handle_src_event), (gst_videoflip_set_property), (gst_videoflip_base_init), (gst_videoflip_class_init), (gst_videoflip_init), (plugin_init), (gst_videoflip_get_type): * gst/videofilter/gstvideoflip.h: VideoFilter inherits from BaseTransform, it's just a place holder for now and every video effect plugin has been ported to use BaseTransform features directly. QuarkTV was fixed too (was broken), navigationtest works and best for the end, videoflip converts navigation events depending on flip method ! Fixes #320953
This commit is contained in:
Julien Moutte
parent
aa454b5383
commit
65893762cd
2 changed files with 9 additions and 534 deletions
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@ -22,40 +22,15 @@
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#include "config.h"
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#endif
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#include <string.h>
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/*#define DEBUG_ENABLED */
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#include "gstvideofilter.h"
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GST_DEBUG_CATEGORY_STATIC (gst_videofilter_debug);
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#define GST_CAT_DEFAULT gst_videofilter_debug
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/* GstVideofilter signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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ARG_0,
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ARG_METHOD
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/* FILL ME */
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};
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static void gst_videofilter_base_init (gpointer g_class);
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static void gst_videofilter_class_init (gpointer g_class, gpointer class_data);
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static void gst_videofilter_init (GTypeInstance * instance, gpointer g_class);
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static void gst_videofilter_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_videofilter_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstFlowReturn gst_videofilter_chain (GstPad * pad, GstBuffer * buffer);
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GstCaps *gst_videofilter_class_get_capslist (GstVideofilterClass * klass);
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static GstElementClass *parent_class = NULL;
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static GstBaseTransformClass *parent_class = NULL;
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GType
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gst_videofilter_get_type (void)
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@ -65,7 +40,7 @@ gst_videofilter_get_type (void)
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if (!videofilter_type) {
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static const GTypeInfo videofilter_info = {
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sizeof (GstVideofilterClass),
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gst_videofilter_base_init,
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NULL,
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NULL,
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gst_videofilter_class_init,
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NULL,
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@ -75,484 +50,37 @@ gst_videofilter_get_type (void)
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gst_videofilter_init,
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};
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videofilter_type = g_type_register_static (GST_TYPE_ELEMENT,
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videofilter_type = g_type_register_static (GST_TYPE_BASE_TRANSFORM,
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"GstVideofilter", &videofilter_info, G_TYPE_FLAG_ABSTRACT);
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}
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return videofilter_type;
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}
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static void
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gst_videofilter_base_init (gpointer g_class)
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{
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static GstElementDetails videofilter_details = {
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"Video scaler",
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"Filter/Effect/Video",
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"Resizes video",
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"David Schleef <ds@schleef.org>"
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};
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GstVideofilterClass *klass = (GstVideofilterClass *) g_class;
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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klass->formats = g_ptr_array_new ();
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gst_element_class_set_details (element_class, &videofilter_details);
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}
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static void
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gst_videofilter_class_init (gpointer g_class, gpointer class_data)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseTransformClass *trans_class;
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GstVideofilterClass *klass;
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klass = (GstVideofilterClass *) g_class;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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trans_class = (GstBaseTransformClass *) klass;
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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gobject_class->set_property = gst_videofilter_set_property;
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gobject_class->get_property = gst_videofilter_get_property;
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parent_class = g_type_class_peek_parent (klass);
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GST_DEBUG_CATEGORY_INIT (gst_videofilter_debug, "videofilter", 0,
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"videofilter");
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}
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static GstStructure *
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gst_videofilter_format_get_structure (GstVideofilterFormat * format)
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{
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unsigned int fourcc;
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GstStructure *structure;
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if (format->filter_func == NULL)
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return NULL;
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fourcc =
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GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2],
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format->fourcc[3]);
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if (format->depth) {
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structure = gst_structure_new ("video/x-raw-rgb",
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"depth", G_TYPE_INT, format->depth,
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"bpp", G_TYPE_INT, format->bpp,
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"endianness", G_TYPE_INT, format->endianness,
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"red_mask", G_TYPE_INT, format->red_mask,
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"green_mask", G_TYPE_INT, format->green_mask,
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"blue_mask", G_TYPE_INT, format->blue_mask, NULL);
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} else {
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structure = gst_structure_new ("video/x-raw-yuv",
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"format", GST_TYPE_FOURCC, fourcc, NULL);
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}
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gst_structure_set (structure,
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"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
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"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
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"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
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return structure;
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}
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GstCaps *
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gst_videofilter_class_get_capslist (GstVideofilterClass * klass)
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{
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GstCaps *caps;
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GstStructure *structure;
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int i;
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caps = gst_caps_new_empty ();
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for (i = 0; i < klass->formats->len; i++) {
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structure =
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gst_videofilter_format_get_structure (g_ptr_array_index (klass->formats,
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i));
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gst_caps_append_structure (caps, structure);
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}
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return caps;
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}
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static GstCaps *
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gst_videofilter_getcaps (GstPad * pad)
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{
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GstVideofilter *videofilter;
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GstVideofilterClass *klass;
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GstCaps *caps;
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GstPad *peer;
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int i;
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videofilter = GST_VIDEOFILTER (GST_PAD_PARENT (pad));
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GST_DEBUG_OBJECT (videofilter, "gst_videofilter_getcaps");
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klass = GST_VIDEOFILTER_CLASS (G_OBJECT_GET_CLASS (videofilter));
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/* we can handle anything that was registered */
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caps = gst_caps_new_empty ();
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for (i = 0; i < klass->formats->len; i++) {
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GstCaps *fromcaps;
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fromcaps =
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gst_caps_new_full (gst_videofilter_format_get_structure
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(g_ptr_array_index (klass->formats, i)), NULL);
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gst_caps_append (caps, fromcaps);
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}
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peer = gst_pad_get_peer (pad);
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if (peer) {
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GstCaps *peercaps;
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peercaps = gst_pad_get_caps (peer);
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if (peercaps) {
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GstCaps *icaps;
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icaps = gst_caps_intersect (peercaps, caps);
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gst_caps_unref (peercaps);
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gst_caps_unref (caps);
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caps = icaps;
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}
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//gst_object_unref (peer);
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}
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return caps;
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}
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static gboolean
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gst_videofilter_setcaps (GstPad * pad, GstCaps * caps)
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{
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GstVideofilter *videofilter;
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GstStructure *structure;
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int width, height;
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const GValue *framerate;
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int ret;
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videofilter = GST_VIDEOFILTER (GST_PAD_PARENT (pad));
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structure = gst_caps_get_structure (caps, 0);
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videofilter->format =
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gst_videofilter_find_format_by_structure (videofilter, structure);
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g_return_val_if_fail (videofilter->format, GST_PAD_LINK_REFUSED);
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ret = gst_structure_get_int (structure, "width", &width);
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ret &= gst_structure_get_int (structure, "height", &height);
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framerate = gst_structure_get_value (structure, "framerate");
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ret &= (framerate != NULL && GST_VALUE_HOLDS_FRACTION (framerate));
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if (!ret)
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return FALSE;
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gst_pad_set_caps (videofilter->srcpad, caps);
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GST_DEBUG_OBJECT (videofilter, "width %d height %d", width, height);
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#if 0
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if (pad == videofilter->srcpad) {
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videofilter->to_width = width;
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videofilter->to_height = height;
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} else {
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videofilter->from_width = width;
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videofilter->from_height = height;
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}
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#endif
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videofilter->to_width = width;
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videofilter->to_height = height;
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videofilter->from_width = width;
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videofilter->from_height = height;
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g_value_copy (framerate, &videofilter->framerate);
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gst_videofilter_setup (videofilter);
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return TRUE;
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}
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static void
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gst_videofilter_init (GTypeInstance * instance, gpointer g_class)
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{
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GstVideofilter *videofilter = GST_VIDEOFILTER (instance);
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GstPadTemplate *pad_template;
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GST_DEBUG_OBJECT (videofilter, "gst_videofilter_init");
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pad_template =
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gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "sink");
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g_return_if_fail (pad_template != NULL);
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videofilter->sinkpad = gst_pad_new_from_template (pad_template, "sink");
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gst_element_add_pad (GST_ELEMENT (videofilter), videofilter->sinkpad);
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gst_pad_set_chain_function (videofilter->sinkpad, gst_videofilter_chain);
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gst_pad_set_setcaps_function (videofilter->sinkpad, gst_videofilter_setcaps);
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gst_pad_set_getcaps_function (videofilter->sinkpad, gst_videofilter_getcaps);
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pad_template =
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gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "src");
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g_return_if_fail (pad_template != NULL);
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videofilter->srcpad = gst_pad_new_from_template (pad_template, "src");
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gst_element_add_pad (GST_ELEMENT (videofilter), videofilter->srcpad);
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gst_pad_set_getcaps_function (videofilter->srcpad, gst_videofilter_getcaps);
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videofilter->inited = FALSE;
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g_value_init (&videofilter->framerate, GST_TYPE_FRACTION);
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}
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static GstFlowReturn
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gst_videofilter_chain (GstPad * pad, GstBuffer * buf)
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{
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GstVideofilter *videofilter;
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guchar *data;
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gulong size;
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GstBuffer *outbuf;
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GstFlowReturn ret;
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videofilter = GST_VIDEOFILTER (GST_PAD_PARENT (pad));
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GST_DEBUG_OBJECT (videofilter, "gst_videofilter_chain");
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if (videofilter->passthru) {
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return gst_pad_push (videofilter->srcpad, buf);
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}
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if (GST_PAD_CAPS (pad) == NULL) {
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return GST_FLOW_NOT_NEGOTIATED;
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}
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data = GST_BUFFER_DATA (buf);
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size = GST_BUFFER_SIZE (buf);
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GST_LOG_OBJECT (videofilter, "got buffer of %ld bytes in '%s'", size,
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GST_OBJECT_NAME (videofilter));
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GST_LOG_OBJECT (videofilter,
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"size=%ld from=%dx%d to=%dx%d fromsize=%ld (should be %d) tosize=%d",
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size, videofilter->from_width, videofilter->from_height,
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videofilter->to_width, videofilter->to_height, size,
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videofilter->from_buf_size, videofilter->to_buf_size);
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if (size > videofilter->from_buf_size) {
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GST_INFO_OBJECT (videofilter, "buffer size %ld larger than expected (%d)",
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size, videofilter->from_buf_size);
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return GST_FLOW_ERROR;
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}
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ret = gst_pad_alloc_buffer (videofilter->srcpad, GST_BUFFER_OFFSET_NONE,
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videofilter->to_buf_size, GST_PAD_CAPS (videofilter->srcpad), &outbuf);
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if (ret != GST_FLOW_OK)
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goto no_buffer;
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g_return_val_if_fail (GST_BUFFER_DATA (outbuf), GST_FLOW_ERROR);
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GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
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GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (buf);
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g_return_val_if_fail (videofilter->format, GST_FLOW_ERROR);
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GST_DEBUG_OBJECT (videofilter, "format %s", videofilter->format->fourcc);
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videofilter->in_buf = buf;
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videofilter->out_buf = outbuf;
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videofilter->format->filter_func (videofilter, GST_BUFFER_DATA (outbuf),
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data);
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gst_buffer_unref (buf);
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GST_LOG_OBJECT (videofilter, "pushing buffer of %d bytes in '%s'",
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GST_BUFFER_SIZE (outbuf), GST_OBJECT_NAME (videofilter));
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ret = gst_pad_push (videofilter->srcpad, outbuf);
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return ret;
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no_buffer:
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{
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return ret;
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}
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}
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static void
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gst_videofilter_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
|
||||
GstVideofilter *videofilter;
|
||||
|
||||
g_return_if_fail (GST_IS_VIDEOFILTER (object));
|
||||
videofilter = GST_VIDEOFILTER (object);
|
||||
|
||||
GST_DEBUG_OBJECT (videofilter, "gst_videofilter_set_property");
|
||||
switch (prop_id) {
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_videofilter_get_property (GObject * object, guint prop_id, GValue * value,
|
||||
GParamSpec * pspec)
|
||||
{
|
||||
GstVideofilter *videofilter;
|
||||
|
||||
g_return_if_fail (GST_IS_VIDEOFILTER (object));
|
||||
videofilter = GST_VIDEOFILTER (object);
|
||||
|
||||
switch (prop_id) {
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
gst_videofilter_get_input_width (GstVideofilter * videofilter)
|
||||
{
|
||||
g_return_val_if_fail (GST_IS_VIDEOFILTER (videofilter), 0);
|
||||
|
||||
return videofilter->from_width;
|
||||
}
|
||||
|
||||
int
|
||||
gst_videofilter_get_input_height (GstVideofilter * videofilter)
|
||||
{
|
||||
g_return_val_if_fail (GST_IS_VIDEOFILTER (videofilter), 0);
|
||||
|
||||
return videofilter->from_height;
|
||||
}
|
||||
|
||||
void
|
||||
gst_videofilter_set_output_size (GstVideofilter * videofilter,
|
||||
int width, int height)
|
||||
{
|
||||
GstCaps *srccaps;
|
||||
GstStructure *structure;
|
||||
|
||||
g_return_if_fail (GST_IS_VIDEOFILTER (videofilter));
|
||||
|
||||
videofilter->to_width = width;
|
||||
videofilter->to_height = height;
|
||||
|
||||
videofilter->to_buf_size = (videofilter->to_width * videofilter->to_height
|
||||
* videofilter->format->bpp) / 8;
|
||||
|
||||
//srccaps = gst_caps_copy (gst_pad_get_negotiated_caps (videofilter->srcpad));
|
||||
srccaps = gst_caps_copy (GST_PAD_CAPS (videofilter->srcpad));
|
||||
structure = gst_caps_get_structure (srccaps, 0);
|
||||
|
||||
gst_structure_set (structure, "width", G_TYPE_INT, width,
|
||||
"height", G_TYPE_INT, height, NULL);
|
||||
|
||||
gst_pad_set_caps (videofilter->srcpad, srccaps);
|
||||
}
|
||||
|
||||
void
|
||||
gst_videofilter_setup (GstVideofilter * videofilter)
|
||||
{
|
||||
GstVideofilterClass *klass;
|
||||
|
||||
GST_DEBUG_OBJECT (videofilter, "setup");
|
||||
|
||||
klass = GST_VIDEOFILTER_CLASS (G_OBJECT_GET_CLASS (videofilter));
|
||||
|
||||
if (klass->setup) {
|
||||
GST_DEBUG_OBJECT (videofilter, "calling class setup method");
|
||||
klass->setup (videofilter);
|
||||
}
|
||||
|
||||
if (videofilter->to_width == 0) {
|
||||
videofilter->to_width = videofilter->from_width;
|
||||
}
|
||||
if (videofilter->to_height == 0) {
|
||||
videofilter->to_height = videofilter->from_height;
|
||||
}
|
||||
|
||||
g_return_if_fail (videofilter->format != NULL);
|
||||
g_return_if_fail (videofilter->from_width > 0);
|
||||
g_return_if_fail (videofilter->from_height > 0);
|
||||
g_return_if_fail (videofilter->to_width > 0);
|
||||
g_return_if_fail (videofilter->to_height > 0);
|
||||
|
||||
videofilter->from_buf_size =
|
||||
(videofilter->from_width * videofilter->from_height *
|
||||
videofilter->format->bpp) / 8;
|
||||
videofilter->to_buf_size =
|
||||
(videofilter->to_width * videofilter->to_height *
|
||||
videofilter->format->bpp) / 8;
|
||||
|
||||
GST_DEBUG_OBJECT (videofilter, "from_buf_size %d to_buf_size %d",
|
||||
videofilter->from_buf_size, videofilter->to_buf_size);
|
||||
videofilter->inited = TRUE;
|
||||
}
|
||||
|
||||
GstVideofilterFormat *
|
||||
gst_videofilter_find_format_by_structure (GstVideofilter * videofilter,
|
||||
const GstStructure * structure)
|
||||
{
|
||||
int i;
|
||||
GstVideofilterClass *klass;
|
||||
GstVideofilterFormat *format;
|
||||
gboolean ret;
|
||||
|
||||
klass = GST_VIDEOFILTER_CLASS (G_OBJECT_GET_CLASS (videofilter));
|
||||
|
||||
g_return_val_if_fail (structure != NULL, NULL);
|
||||
|
||||
if (strcmp (gst_structure_get_name (structure), "video/x-raw-yuv") == 0) {
|
||||
guint32 fourcc;
|
||||
|
||||
ret = gst_structure_get_fourcc (structure, "format", &fourcc);
|
||||
if (!ret)
|
||||
return NULL;
|
||||
for (i = 0; i < klass->formats->len; i++) {
|
||||
guint32 format_fourcc;
|
||||
|
||||
format = g_ptr_array_index (klass->formats, i);
|
||||
format_fourcc = GST_STR_FOURCC (format->fourcc);
|
||||
if (format->depth == 0 && format_fourcc == fourcc) {
|
||||
return format;
|
||||
}
|
||||
}
|
||||
} else if (strcmp (gst_structure_get_name (structure), "video/x-raw-rgb")
|
||||
== 0) {
|
||||
int bpp;
|
||||
int depth;
|
||||
int endianness;
|
||||
int red_mask;
|
||||
int green_mask;
|
||||
int blue_mask;
|
||||
|
||||
ret = gst_structure_get_int (structure, "bpp", &bpp);
|
||||
ret &= gst_structure_get_int (structure, "depth", &depth);
|
||||
ret &= gst_structure_get_int (structure, "endianness", &endianness);
|
||||
ret &= gst_structure_get_int (structure, "red_mask", &red_mask);
|
||||
ret &= gst_structure_get_int (structure, "green_mask", &green_mask);
|
||||
ret &= gst_structure_get_int (structure, "blue_mask", &blue_mask);
|
||||
if (!ret)
|
||||
return NULL;
|
||||
for (i = 0; i < klass->formats->len; i++) {
|
||||
format = g_ptr_array_index (klass->formats, i);
|
||||
if (format->bpp == bpp && format->depth == depth &&
|
||||
format->endianness == endianness && format->red_mask == red_mask &&
|
||||
format->green_mask == green_mask && format->blue_mask == blue_mask) {
|
||||
return format;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void
|
||||
gst_videofilter_class_add_format (GstVideofilterClass * videofilterclass,
|
||||
GstVideofilterFormat * format)
|
||||
{
|
||||
g_ptr_array_add (videofilterclass->formats, format);
|
||||
}
|
||||
|
||||
void
|
||||
gst_videofilter_class_add_pad_templates (GstVideofilterClass *
|
||||
videofilter_class)
|
||||
{
|
||||
GstElementClass *element_class = GST_ELEMENT_CLASS (videofilter_class);
|
||||
|
||||
gst_element_class_add_pad_template (element_class,
|
||||
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
|
||||
gst_videofilter_class_get_capslist (videofilter_class)));
|
||||
|
||||
gst_element_class_add_pad_template (element_class,
|
||||
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
|
||||
gst_videofilter_class_get_capslist (videofilter_class)));
|
||||
}
|
||||
|
|
|
|||
|
|
@ -21,32 +21,13 @@
|
|||
#ifndef __GST_VIDEOFILTER_H__
|
||||
#define __GST_VIDEOFILTER_H__
|
||||
|
||||
|
||||
#include <gst/gst.h>
|
||||
|
||||
#include <gst/base/gstbasetransform.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
typedef struct _GstVideofilter GstVideofilter;
|
||||
typedef struct _GstVideofilterClass GstVideofilterClass;
|
||||
|
||||
typedef void (*GstVideofilterFilterFunc)(GstVideofilter *filter,
|
||||
void *out_data, void *in_data);
|
||||
|
||||
typedef void (*GstVideofilterSetupFunc)(GstVideofilter *filter);
|
||||
|
||||
typedef struct _GstVideofilterFormat GstVideofilterFormat;
|
||||
struct _GstVideofilterFormat {
|
||||
char *fourcc;
|
||||
int bpp;
|
||||
GstVideofilterFilterFunc filter_func;
|
||||
int depth;
|
||||
unsigned int endianness;
|
||||
unsigned int red_mask;
|
||||
unsigned int green_mask;
|
||||
unsigned int blue_mask;
|
||||
};
|
||||
|
||||
#define GST_TYPE_VIDEOFILTER \
|
||||
(gst_videofilter_get_type())
|
||||
#define GST_VIDEOFILTER(obj) \
|
||||
|
|
@ -59,51 +40,17 @@ struct _GstVideofilterFormat {
|
|||
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEOFILTER))
|
||||
|
||||
struct _GstVideofilter {
|
||||
GstElement element;
|
||||
GstBaseTransform element;
|
||||
|
||||
GstPad *sinkpad,*srcpad;
|
||||
|
||||
/* video state */
|
||||
gboolean inited;
|
||||
GstVideofilterFormat *format;
|
||||
gint to_width;
|
||||
gint to_height;
|
||||
gint from_width;
|
||||
gint from_height;
|
||||
gboolean passthru;
|
||||
|
||||
/* private */
|
||||
gint from_buf_size;
|
||||
gint to_buf_size;
|
||||
GValue framerate;
|
||||
|
||||
GstBuffer *in_buf;
|
||||
GstBuffer *out_buf;
|
||||
};
|
||||
|
||||
struct _GstVideofilterClass {
|
||||
GstElementClass parent_class;
|
||||
|
||||
GPtrArray *formats;
|
||||
GstVideofilterSetupFunc setup;
|
||||
GstBaseTransformClass parent_class;
|
||||
};
|
||||
|
||||
GType gst_videofilter_get_type(void);
|
||||
|
||||
int gst_videofilter_get_input_width(GstVideofilter *videofilter);
|
||||
int gst_videofilter_get_input_height(GstVideofilter *videofilter);
|
||||
void gst_videofilter_set_output_size(GstVideofilter *videofilter,
|
||||
int width, int height);
|
||||
GstVideofilterFormat *gst_videofilter_find_format_by_structure (GstVideofilter *filter,
|
||||
const GstStructure *structure);
|
||||
GstCaps *gst_videofilter_class_get_capslist(GstVideofilterClass *videofilterclass);
|
||||
void gst_videofilter_setup (GstVideofilter * videofilter);
|
||||
|
||||
void gst_videofilter_class_add_format(GstVideofilterClass *videofilterclass,
|
||||
GstVideofilterFormat *format);
|
||||
void gst_videofilter_class_add_pad_templates (GstVideofilterClass *videofilterclass);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_VIDEOFILTER_H__ */
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue