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Update for videofilter changes
Original commit message from CVS: Update for videofilter changes
This commit is contained in:
David Schleef
parent
81a60893f7
commit
cf680721df
1 changed files with 50 additions and 104 deletions
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@ -27,27 +27,22 @@
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* Copyright (C) 2001 Sun Microsystems
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*/
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/*
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* This file was (probably) generated from gsttimeoverlay.c,
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* gsttimeoverlay.c,v 1.7 2003/11/08 02:48:59 dschleef Exp
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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/*#define DEBUG_ENABLED */
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#include <gsttimeoverlay.h>
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#include <string.h>
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#include <math.h>
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#include <pango/pango.h>
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#include <pango/pangoft2.h>
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#include <math.h>
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/* elementfactory information */
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static GstElementDetails timeoverlay_details = {
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"Video Filter Template",
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"Filter/Video",
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"Template for a video filter",
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"David Schleef <ds@schleef.org>",
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};
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/* GstTimeoverlay signals and args */
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enum {
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@ -60,9 +55,9 @@ enum {
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/* FILL ME */
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};
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static void gst_timeoverlay_base_init (gpointer g_class);
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static void gst_timeoverlay_class_init (GstTimeoverlayClass *klass);
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static void gst_timeoverlay_init (GstTimeoverlay *timeoverlay);
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static void gst_timeoverlay_base_init (gpointer g_class);
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static void gst_timeoverlay_class_init (gpointer g_class, gpointer class_data);
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static void gst_timeoverlay_init (GTypeInstance *instance, gpointer g_class);
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static void gst_timeoverlay_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
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static void gst_timeoverlay_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
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@ -70,10 +65,6 @@ static void gst_timeoverlay_get_property (GObject *object, guint prop_id, GValu
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static void gst_timeoverlay_planar411(GstVideofilter *videofilter, void *dest, void *src);
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static void gst_timeoverlay_setup(GstVideofilter *videofilter);
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static GstTimeoverlayClass *this_class = NULL;
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static GstVideofilterClass *parent_class = NULL;
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static GstElementClass *element_class = NULL;
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GType
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gst_timeoverlay_get_type (void)
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{
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@ -84,14 +75,15 @@ gst_timeoverlay_get_type (void)
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sizeof(GstTimeoverlayClass),
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gst_timeoverlay_base_init,
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NULL,
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(GClassInitFunc)gst_timeoverlay_class_init,
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gst_timeoverlay_class_init,
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NULL,
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NULL,
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sizeof(GstTimeoverlay),
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0,
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(GInstanceInitFunc)gst_timeoverlay_init,
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gst_timeoverlay_init,
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};
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timeoverlay_type = g_type_register_static(GST_TYPE_VIDEOFILTER, "GstTimeoverlay", &timeoverlay_info, 0);
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timeoverlay_type = g_type_register_static(GST_TYPE_VIDEOFILTER,
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"GstTimeoverlay", &timeoverlay_info, 0);
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}
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return timeoverlay_type;
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}
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@ -100,112 +92,63 @@ static GstVideofilterFormat gst_timeoverlay_formats[] = {
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{ "I420", 12, gst_timeoverlay_planar411, },
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};
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static GstCaps *gst_timeoverlay_get_capslist(void)
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{
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GstVideofilterClass *klass;
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klass = g_type_class_ref(GST_TYPE_VIDEOFILTER);
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return gst_videofilter_class_get_capslist(klass);
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}
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static GstPadTemplate *
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gst_timeoverlay_src_template_factory(void)
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{
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static GstPadTemplate *templ = NULL;
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if(!templ){
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GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv",
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"width", GST_PROPS_INT_RANGE (1, G_MAXINT),
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"height", GST_PROPS_INT_RANGE (1, G_MAXINT),
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"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
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caps = gst_caps_intersect(caps, gst_timeoverlay_get_capslist ());
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templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps);
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}
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return templ;
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}
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static GstPadTemplate *
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gst_timeoverlay_sink_template_factory(void)
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{
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static GstPadTemplate *templ = NULL;
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if(!templ){
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GstCaps *caps = GST_CAPS_NEW("sink","video/x-raw-yuv",
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"width", GST_PROPS_INT_RANGE (1, G_MAXINT),
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"height", GST_PROPS_INT_RANGE (1, G_MAXINT),
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"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
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caps = gst_caps_intersect(caps, gst_timeoverlay_get_capslist ());
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templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SINK, GST_PAD_ALWAYS, caps);
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}
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return templ;
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}
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static void
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gst_timeoverlay_base_init (gpointer g_class)
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{
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static GstElementDetails timeoverlay_details = GST_ELEMENT_DETAILS (
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"Time Overlay",
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"Filter/Video",
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"Overlays the time on a video stream",
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"David Schleef <ds@schleef.org>"
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);
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_add_pad_template (element_class, GST_PAD_TEMPLATE_GET (gst_timeoverlay_sink_template_factory));
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gst_element_class_add_pad_template (element_class, GST_PAD_TEMPLATE_GET (gst_timeoverlay_src_template_factory));
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GstVideofilterClass *videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
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int i;
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gst_element_class_set_details (element_class, &timeoverlay_details);
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for(i=0;i<G_N_ELEMENTS(gst_timeoverlay_formats);i++){
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gst_videofilter_class_add_format(videofilter_class,
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gst_timeoverlay_formats + i);
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}
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gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class));
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}
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static void
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gst_timeoverlay_class_init (GstTimeoverlayClass *klass)
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gst_timeoverlay_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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GstVideofilterClass *gstvideofilter_class;
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int i;
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GstVideofilterClass *videofilter_class;
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gobject_class = (GObjectClass*)klass;
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gstelement_class = (GstElementClass*)klass;
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gstvideofilter_class = (GstVideofilterClass *)klass;
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gobject_class = G_OBJECT_CLASS (g_class);
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videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
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#if 0
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_METHOD,
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g_object_class_install_property(gobject_class, ARG_METHOD,
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g_param_spec_enum("method","method","method",
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GST_TYPE_TIMEOVERLAY_METHOD, GST_TIMEOVERLAY_METHOD_90R,
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GST_TYPE_TIMEOVERLAY_METHOD, GST_TIMEOVERLAY_METHOD_1,
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G_PARAM_READWRITE));
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#endif
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this_class = klass;
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parent_class = g_type_class_ref(GST_TYPE_VIDEOFILTER);
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element_class = g_type_class_ref(GST_TYPE_ELEMENT);
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gobject_class->set_property = gst_timeoverlay_set_property;
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gobject_class->get_property = gst_timeoverlay_get_property;
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gstvideofilter_class->setup = gst_timeoverlay_setup;
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for(i=0;i<G_N_ELEMENTS(gst_timeoverlay_formats);i++){
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gst_videofilter_class_add_format(gstvideofilter_class, gst_timeoverlay_formats + i);
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}
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videofilter_class->setup = gst_timeoverlay_setup;
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}
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static void
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gst_timeoverlay_init (GstTimeoverlay *timeoverlay)
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gst_timeoverlay_init (GTypeInstance *instance, gpointer g_class)
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{
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GstTimeoverlay *timeoverlay = GST_TIMEOVERLAY (instance);
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GstVideofilter *videofilter;
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GST_DEBUG("gst_timeoverlay_init");
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videofilter = GST_VIDEOFILTER(timeoverlay);
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videofilter->sinkpad = gst_pad_new_from_template (
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GST_PAD_TEMPLATE_GET (gst_timeoverlay_sink_template_factory),
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"sink");
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videofilter->srcpad = gst_pad_new_from_template (
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GST_PAD_TEMPLATE_GET (gst_timeoverlay_src_template_factory),
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"src");
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/* do stuff */
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}
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static void
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@ -255,10 +198,8 @@ static gboolean plugin_init (GstPlugin *plugin)
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if(!gst_library_load("gstvideofilter"))
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return FALSE;
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if (!gst_element_register (plugin, "timeoverlay", GST_RANK_NONE, GST_TYPE_TIMEOVERLAY))
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return FALSE;
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return TRUE;
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return gst_element_register (plugin, "timeoverlay", GST_RANK_NONE,
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GST_TYPE_TIMEOVERLAY);
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}
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GST_PLUGIN_DEFINE (
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@ -268,10 +209,11 @@ GST_PLUGIN_DEFINE (
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"Time overlay",
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plugin_init,
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VERSION,
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"LGPL",
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GST_LICENSE,
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GST_COPYRIGHT,
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GST_PACKAGE,
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GST_ORIGIN)
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GST_ORIGIN
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)
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static void gst_timeoverlay_setup(GstVideofilter *videofilter)
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{
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@ -330,8 +272,8 @@ static void gst_timeoverlay_planar411(GstVideofilter *videofilter,
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void *dest, void *src)
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{
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GstTimeoverlay *timeoverlay;
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int height;
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int width;
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int height;
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PangoRectangle logical_rect;
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PangoLayout *layout;
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int b_height, b_width;
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@ -345,6 +287,9 @@ static void gst_timeoverlay_planar411(GstVideofilter *videofilter,
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width = gst_videofilter_get_input_width(videofilter);
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height = gst_videofilter_get_input_height(videofilter);
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width = gst_videofilter_get_input_width(videofilter);
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height = gst_videofilter_get_input_height(videofilter);
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layout = pango_layout_new (timeoverlay->context);
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string = gst_timeoverlay_print_smpte_time(GST_BUFFER_TIMESTAMP(videofilter->in_buf));
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pango_layout_set_text (layout, string, strlen(string));
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@ -367,7 +312,7 @@ static void gst_timeoverlay_planar411(GstVideofilter *videofilter,
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for(i=0;i<b_height/2;i++){
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memset(dest + width*height + i*(width/2), 128, b_width/2);
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memset(dest + width*height + (width/2)*(height/2) + i*(width/2), 128,
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b_width/2);
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b_width/2);
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}
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bitmap.rows = b_height;
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bitmap.width = b_width;
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@ -378,3 +323,4 @@ static void gst_timeoverlay_planar411(GstVideofilter *videofilter,
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pango_ft2_render_layout (&bitmap, layout, 0, 0);
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}
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