1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/*
* GStreamer
* Copyright (C) 2009 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2009 Andrey Nechypurenko <andreynech@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef PIPELINE_H
#define PIPELINE_H
#include <QObject>
#include <gst/gl/gstglcontext.h>
#include "AsyncQueue.h"
class Pipeline : public QObject
{
Q_OBJECT
public:
Pipeline(GstGLContext *context,
const QString &videoLocation,
QObject *parent);
~Pipeline();
void configure();
void start();
void notifyNewFrame() {emit newFrameReady();}
void stop();
void unconfigure();
AsyncQueue<GstBuffer*> queue_input_buf;
AsyncQueue<GstBuffer*> queue_output_buf;
Q_SIGNALS:
void newFrameReady();
void stopRequested();
private:
GstGLContext *context;
const QString m_videoLocation;
GMainLoop* m_loop;
GstBus* m_bus;
GstPipeline* m_pipeline;
static float m_xrot;
static float m_yrot;
static float m_zrot;
static void on_gst_buffer(GstElement * element, GstBuffer * buf, GstPad * pad, Pipeline* p);
static gboolean bus_call (GstBus *bus, GstMessage *msg, Pipeline* p);
};
#endif
|
