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122 lines
3 KiB
C
122 lines
3 KiB
C
/* Gnome-Streamer
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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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#include <gst/gst.h>
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/* Src signals and args */
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enum {
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EOS,
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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_src_class_init(GstSrcClass *klass);
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static void gst_src_init(GstSrc *src);
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static GstElementClass *parent_class = NULL;
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static guint gst_src_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gst_src_get_type(void) {
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static GtkType src_type = 0;
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if (!src_type) {
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static const GtkTypeInfo src_info = {
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"GstSrc",
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sizeof(GstSrc),
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sizeof(GstSrcClass),
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(GtkClassInitFunc)gst_src_class_init,
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(GtkObjectInitFunc)gst_src_init,
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(GtkArgSetFunc)NULL,
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(GtkArgGetFunc)NULL,
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(GtkClassInitFunc)NULL,
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};
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src_type = gtk_type_unique(GST_TYPE_ELEMENT,&src_info);
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}
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return src_type;
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}
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static void
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gst_src_class_init(GstSrcClass *klass) {
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GtkObjectClass *gtkobject_class;
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gtkobject_class = (GtkObjectClass*)klass;
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parent_class = gtk_type_class(GST_TYPE_ELEMENT);
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gst_src_signals[EOS] =
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gtk_signal_new("eos",GTK_RUN_LAST,gtkobject_class->type,
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GTK_SIGNAL_OFFSET(GstSrcClass,eos),
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gtk_marshal_NONE__POINTER,GTK_TYPE_NONE,1,
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GTK_TYPE_POINTER);
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gtk_object_class_add_signals(gtkobject_class,gst_src_signals,LAST_SIGNAL);
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}
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static void gst_src_init(GstSrc *src) {
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src->flags = 0;
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}
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void gst_src_signal_eos(GstSrc *src) {
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g_return_if_fail(src != NULL);
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g_return_if_fail(GST_IS_SRC(src));
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gtk_signal_emit(GTK_OBJECT(src),gst_src_signals[EOS],src);
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}
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void gst_src_push(GstSrc *src) {
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GstSrcClass *oclass;
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g_return_if_fail(src != NULL);
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g_return_if_fail(GST_IS_SRC(src));
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oclass = (GstSrcClass *)(GTK_OBJECT(src)->klass);
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g_return_if_fail(oclass->push != NULL);
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(oclass->push)(src);
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}
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/**
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* gst_src_push_region:
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* @src: source to trigger the push of
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* @offset: offset in source
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* @size: number of bytes to push
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*
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* Push a buffer of a given size from the source.
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*/
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void gst_src_push_region(GstSrc *src,gulong offset,gulong size) {
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GstSrcClass *oclass;
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g_return_if_fail(src != NULL);
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g_return_if_fail(GST_IS_SRC(src));
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oclass = (GstSrcClass *)(GTK_OBJECT(src)->klass);
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g_return_if_fail(oclass->push_region != NULL);
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(oclass->push_region)(src,offset,size);
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}
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