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navigation tester
Original commit message from CVS: navigation tester
This commit is contained in:
David Schleef
parent
33e36146bc
commit
ea4a82a5ad
3 changed files with 362 additions and 2 deletions
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@ -1,10 +1,13 @@
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plugin_LTLIBRARIES = libgstefence.la
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plugin_LTLIBRARIES = libgstefence.la libgstnavigationtest.la
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noinst_HEADERS = efence.h
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noinst_HEADERS = efence.h gstnavigationtest.h
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libgstefence_la_SOURCES = efence.c
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libgstefence_la_CFLAGS = $(GST_CFLAGS)
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libgstefence_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstnavigationtest_la_SOURCES = gstnavigationtest.c
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libgstnavigationtest_la_CFLAGS = $(GST_CFLAGS) -I$(top_srcdir)/gst/videofilter
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libgstnavigationtest_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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295
gst/debug/gstnavigationtest.c
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295
gst/debug/gstnavigationtest.c
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@ -0,0 +1,295 @@
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2003> David Schleef <ds@schleef.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* This file was (probably) generated from gstnavigationtest.c,
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* gstnavigationtest.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 <gstnavigationtest.h>
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#include <string.h>
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#include <math.h>
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/* GstNavigationtest signals and args */
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enum {
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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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ARG_0,
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/* FILL ME */
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};
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static void gst_navigationtest_base_init (gpointer g_class);
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static void gst_navigationtest_class_init (gpointer g_class, gpointer class_data);
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static void gst_navigationtest_init (GTypeInstance *instance, gpointer g_class);
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static gboolean gst_navigationtest_handle_src_event (GstPad *pad, GstEvent *event);
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static void gst_navigationtest_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
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static void gst_navigationtest_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
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static void gst_navigationtest_planar411(GstVideofilter *videofilter, void *dest, void *src);
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static void gst_navigationtest_setup(GstVideofilter *videofilter);
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GType
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gst_navigationtest_get_type (void)
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{
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static GType navigationtest_type = 0;
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if (!navigationtest_type) {
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static const GTypeInfo navigationtest_info = {
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sizeof(GstNavigationtestClass),
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gst_navigationtest_base_init,
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NULL,
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gst_navigationtest_class_init,
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NULL,
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NULL,
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sizeof(GstNavigationtest),
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0,
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gst_navigationtest_init,
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};
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navigationtest_type = g_type_register_static(GST_TYPE_VIDEOFILTER,
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"GstNavigationtest", &navigationtest_info, 0);
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}
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return navigationtest_type;
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}
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static GstVideofilterFormat gst_navigationtest_formats[] = {
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{ "I420", 12, gst_navigationtest_planar411, },
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};
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static void
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gst_navigationtest_base_init (gpointer g_class)
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{
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static GstElementDetails navigationtest_details = GST_ELEMENT_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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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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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, &navigationtest_details);
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for(i=0;i<G_N_ELEMENTS(gst_navigationtest_formats);i++){
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gst_videofilter_class_add_format(videofilter_class,
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gst_navigationtest_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_navigationtest_class_init (gpointer g_class, gpointer class_data)
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{
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GObjectClass *gobject_class;
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GstVideofilterClass *videofilter_class;
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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(gobject_class, ARG_METHOD,
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g_param_spec_enum("method","method","method",
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GST_TYPE_NAVIGATIONTEST_METHOD, GST_NAVIGATIONTEST_METHOD_1,
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G_PARAM_READWRITE));
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#endif
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gobject_class->set_property = gst_navigationtest_set_property;
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gobject_class->get_property = gst_navigationtest_get_property;
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videofilter_class->setup = gst_navigationtest_setup;
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}
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static void
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gst_navigationtest_init (GTypeInstance *instance, gpointer g_class)
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{
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GstNavigationtest *navigationtest = GST_NAVIGATIONTEST (instance);
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GstVideofilter *videofilter;
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GST_DEBUG("gst_navigationtest_init");
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videofilter = GST_VIDEOFILTER(navigationtest);
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gst_pad_set_event_function (videofilter->srcpad,
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gst_navigationtest_handle_src_event);
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navigationtest->x = -1;
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navigationtest->y = -1;
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}
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static gboolean
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gst_navigationtest_handle_src_event (GstPad *pad, GstEvent *event)
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{
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GstNavigationtest *navigationtest;
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navigationtest = GST_NAVIGATIONTEST (gst_pad_get_parent (pad));
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switch (GST_EVENT_TYPE (event)) {
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case GST_EVENT_NAVIGATION:
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gst_caps_get_float(event->event_data.caps.caps, "pointer_x",
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&navigationtest->x);
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gst_caps_get_float(event->event_data.caps.caps, "pointer_y",
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&navigationtest->y);
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break;
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default:
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break;
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}
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return TRUE;
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}
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static void
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gst_navigationtest_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
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{
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GstNavigationtest *src;
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/* it's not null if we got it, but it might not be ours */
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g_return_if_fail(GST_IS_NAVIGATIONTEST(object));
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src = GST_NAVIGATIONTEST(object);
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GST_DEBUG("gst_navigationtest_set_property");
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switch (prop_id) {
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#if 0
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case ARG_METHOD:
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src->method = g_value_get_enum (value);
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break;
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#endif
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default:
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break;
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}
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}
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static void
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gst_navigationtest_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
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{
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GstNavigationtest *src;
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/* it's not null if we got it, but it might not be ours */
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g_return_if_fail(GST_IS_NAVIGATIONTEST(object));
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src = GST_NAVIGATIONTEST(object);
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switch (prop_id) {
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#if 0
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case ARG_METHOD:
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g_value_set_enum (value, src->method);
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break;
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#endif
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static gboolean plugin_init (GstPlugin *plugin)
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{
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if(!gst_library_load("gstvideofilter"))
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return FALSE;
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return gst_element_register (plugin, "navigationtest", GST_RANK_NONE,
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GST_TYPE_NAVIGATIONTEST);
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}
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GST_PLUGIN_DEFINE (
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GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"navigationtest",
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"Template for a video filter",
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plugin_init,
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VERSION,
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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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)
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static void gst_navigationtest_setup(GstVideofilter *videofilter)
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{
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GstNavigationtest *navigationtest;
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g_return_if_fail(GST_IS_NAVIGATIONTEST(videofilter));
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navigationtest = GST_NAVIGATIONTEST(videofilter);
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/* if any setup needs to be done, do it here */
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}
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static void gst_navigationtest_planar411(GstVideofilter *videofilter,
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void *dest, void *src)
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{
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GstNavigationtest *navigationtest;
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int width = gst_videofilter_get_input_width(videofilter);
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int height = gst_videofilter_get_input_height(videofilter);
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int x,y;
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int x1, x2, y1, y2;
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g_return_if_fail(GST_IS_NAVIGATIONTEST(videofilter));
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navigationtest = GST_NAVIGATIONTEST(videofilter);
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/* do something interesting here. This simply copies the source
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* to the destination. */
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memcpy(dest,src,width * height + (width/2) * (height/2) * 2);
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x = rint(navigationtest->x);
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y = rint(navigationtest->y);
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if(x<0 || y<0 || x>=width || y>=height)return;
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x1 = MAX(x-5, 0);
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x2 = MIN(x+5, width);
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y1 = MAX(y-5, 0);
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y2 = MIN(y+5, height);
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for(y=y1;y<y2;y++){
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for(x=x1;x<x2;x++){
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((guint8 *)dest)[y*width + x] = 0;
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}
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}
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dest += height*width;
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width /= 2;
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height /= 2;
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x1 /= 2;
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x2 /= 2;
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y1 /= 2;
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y2 /= 2;
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for(y=y1;y<y2;y++){
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for(x=x1;x<x2;x++){
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((guint8 *)dest)[y*width + x] = 128;
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}
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}
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dest += height*width;
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for(y=y1;y<y2;y++){
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for(x=x1;x<x2;x++){
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((guint8 *)dest)[y*width + x] = 128;
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}
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}
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}
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62
gst/debug/gstnavigationtest.h
Normal file
62
gst/debug/gstnavigationtest.h
Normal file
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@ -0,0 +1,62 @@
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_NAVIGATIONTEST_H__
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#define __GST_NAVIGATIONTEST_H__
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#include <gst/gst.h>
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#include "gstvideofilter.h"
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G_BEGIN_DECLS
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#define GST_TYPE_NAVIGATIONTEST \
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(gst_navigationtest_get_type())
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#define GST_NAVIGATIONTEST(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_NAVIGATIONTEST,GstNavigationtest))
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#define GST_NAVIGATIONTEST_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_NAVIGATIONTEST,GstNavigationtestClass))
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#define GST_IS_NAVIGATIONTEST(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_NAVIGATIONTEST))
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#define GST_IS_NAVIGATIONTEST_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_NAVIGATIONTEST))
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typedef struct _GstNavigationtest GstNavigationtest;
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typedef struct _GstNavigationtestClass GstNavigationtestClass;
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struct _GstNavigationtest {
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GstVideofilter videofilter;
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float x;
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float y;
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};
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struct _GstNavigationtestClass {
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GstVideofilterClass parent_class;
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};
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GType gst_navigationtest_get_type(void);
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G_END_DECLS
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#endif /* __GST_NAVIGATIONTEST_H__ */
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