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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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130 lines
3.3 KiB
C
130 lines
3.3 KiB
C
/* 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gstrtjpegenc.h>
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/* elementfactory information */
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GstElementDetails gst_rtjpegenc_details = {
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"RTjpeg encoder",
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"Codec/Encoder/Video",
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"Encodes video in RTjpeg format",
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"Erik Walthinsen <omega@cse.ogi.edu>"
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};
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/* GstRTJpegEnc 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_QUALITY,
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};
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static void gst_rtjpegenc_class_init (GstRTJpegEncClass * klass);
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static void gst_rtjpegenc_base_init (GstRTJpegEncClass * klass);
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static void gst_rtjpegenc_init (GstRTJpegEnc * rtjpegenc);
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static void gst_rtjpegenc_chain (GstPad * pad, GstData * _data);
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static GstElementClass *parent_class = NULL;
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/*static guint gst_rtjpegenc_signals[LAST_SIGNAL] = { 0 }; */
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GType
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gst_rtjpegenc_get_type (void)
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{
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static GType rtjpegenc_type = 0;
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if (!rtjpegenc_type) {
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static const GTypeInfo rtjpegenc_info = {
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sizeof (GstRTJpegEncClass),
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(GBaseInitFunc) gst_rtjpegenc_base_init,
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NULL,
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(GClassInitFunc) gst_rtjpegenc_class_init,
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NULL,
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NULL,
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sizeof (GstRTJpegEnc),
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0,
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(GInstanceInitFunc) gst_rtjpegenc_init,
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};
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rtjpegenc_type =
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g_type_register_static (GST_TYPE_ELEMENT, "GstRTJpegEnc",
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&rtjpegenc_info, 0);
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}
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return rtjpegenc_type;
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}
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static void
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gst_rtjpegenc_base_init (GstRTJpegEncClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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gst_element_class_set_details (element_class, &gst_rtjpegenc_details);
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}
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static void
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gst_rtjpegenc_class_init (GstRTJpegEncClass * klass)
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{
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GstElementClass *gstelement_class;
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gstelement_class = (GstElementClass *) klass;
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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}
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static void
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gst_rtjpegenc_init (GstRTJpegEnc * rtjpegenc)
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{
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rtjpegenc->sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
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gst_element_add_pad (GST_ELEMENT (rtjpegenc), rtjpegenc->sinkpad);
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gst_pad_set_chain_function (rtjpegenc->sinkpad, gst_rtjpegenc_chain);
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rtjpegenc->srcpad = gst_pad_new ("src", GST_PAD_SRC);
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gst_element_add_pad (GST_ELEMENT (rtjpegenc), rtjpegenc->srcpad);
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}
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static void
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gst_rtjpegenc_chain (GstPad * pad, GstData * _data)
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{
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GstBuffer *buf = GST_BUFFER (_data);
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GstRTJpegEnc *rtjpegenc;
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guchar *data;
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gulong size;
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g_return_if_fail (pad != NULL);
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g_return_if_fail (GST_IS_PAD (pad));
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g_return_if_fail (buf != NULL);
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rtjpegenc = GST_RTJPEGENC (GST_OBJECT_PARENT (pad));
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data = GST_BUFFER_DATA (buf);
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size = GST_BUFFER_SIZE (buf);
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gst_info ("would be encoding frame here\n");
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gst_pad_push (rtjpegenc->srcpad, GST_DATA (buf));
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}
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