mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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b6d31c1c72
Original commit message from CVS: Megapatch, changes which states are available, how they're used, and how they're set. Also modifies the scheduling system, breaking pulled buffers. Check mail archives for more details.
127 lines
3.2 KiB
C
127 lines
3.2 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 <gstfakesrc.h>
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GstElementDetails gst_fakesrc_details = {
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"Fake Source",
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"Source",
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"Push empty (no data) buffers around",
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VERSION,
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"Erik Walthinsen <omega@cse.ogi.edu>",
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"(C) 1999",
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};
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/* FakeSrc 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_fakesrc_class_init(GstFakeSrcClass *klass);
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static void gst_fakesrc_init(GstFakeSrc *fakesrc);
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void gst_fakesrc_push(GstSrc *src);
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static GstSrcClass *parent_class = NULL;
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//static guint gst_fakesrc_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gst_fakesrc_get_type(void) {
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static GtkType fakesrc_type = 0;
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if (!fakesrc_type) {
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static const GtkTypeInfo fakesrc_info = {
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"GstFakeSrc",
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sizeof(GstFakeSrc),
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sizeof(GstFakeSrcClass),
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(GtkClassInitFunc)gst_fakesrc_class_init,
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(GtkObjectInitFunc)gst_fakesrc_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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fakesrc_type = gtk_type_unique(GST_TYPE_SRC,&fakesrc_info);
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}
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return fakesrc_type;
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}
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static void
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gst_fakesrc_class_init(GstFakeSrcClass *klass) {
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GstSrcClass *gstsrc_class;
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gstsrc_class = (GstSrcClass*)klass;
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parent_class = gtk_type_class(GST_TYPE_SRC);
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gstsrc_class->push = gst_fakesrc_push;
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gstsrc_class->push_region = NULL;
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}
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static void gst_fakesrc_init(GstFakeSrc *fakesrc) {
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fakesrc->srcpad = gst_pad_new("src",GST_PAD_SRC);
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gst_element_add_pad(GST_ELEMENT(fakesrc),fakesrc->srcpad);
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// we're ready right away, since we don't have any args...
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// gst_element_set_state(GST_ELEMENT(fakesrc),GST_STATE_READY);
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}
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/**
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* gst_fakesrc_new:
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* @name: then name of the fakse source
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*
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* create a new fakesrc
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*
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* Returns: The new element.
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*/
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GstElement *gst_fakesrc_new(gchar *name) {
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GstElement *fakesrc = GST_ELEMENT(gtk_type_new(GST_TYPE_FAKESRC));
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gst_element_set_name(GST_ELEMENT(fakesrc),name);
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return fakesrc;
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}
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/**
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* gst_fakesrc_push:
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* @src: the faksesrc to push
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*
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* generate an empty buffer and push it to the next element.
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*/
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void gst_fakesrc_push(GstSrc *src) {
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GstFakeSrc *fakesrc;
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GstBuffer *buf;
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g_return_if_fail(src != NULL);
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g_return_if_fail(GST_IS_FAKESRC(src));
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fakesrc = GST_FAKESRC(src);
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// g_print("gst_fakesrc_push(): pushing fake buffer from '%s'\n",
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// gst_element_get_name(GST_ELEMENT(fakesrc)));
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g_print(">");
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buf = gst_buffer_new();
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gst_pad_push(fakesrc->srcpad,buf);
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}
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