1/*
2 * Copyright (C) 2010, 2011, 2012 Igalia S.L
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#ifndef ImageGStreamer_h
21#define ImageGStreamer_h
22
23#if ENABLE(VIDEO) && USE(GSTREAMER)
24
25#include "BitmapImage.h"
26#include "FloatRect.h"
27#include "GRefPtrGStreamer.h"
28
29#include <gst/gst.h>
30#include <gst/video/video.h>
31
32#include <wtf/PassRefPtr.h>
33#include <wtf/RefCounted.h>
34#include <wtf/RefPtr.h>
35
36namespace WebCore {
37class IntSize;
38
39class ImageGStreamer : public RefCounted<ImageGStreamer> {
40    public:
41        static PassRefPtr<ImageGStreamer> createImage(GstBuffer* buffer, GstCaps* caps)
42        {
43            return adoptRef(new ImageGStreamer(buffer, caps));
44        }
45        ~ImageGStreamer();
46
47        PassRefPtr<BitmapImage> image()
48        {
49            ASSERT(m_image);
50            return m_image.get();
51        }
52
53        void setCropRect(FloatRect rect) { m_cropRect = rect; }
54        FloatRect rect()
55        {
56            if (!m_cropRect.isEmpty())
57                return FloatRect(m_cropRect);
58            ASSERT(m_image);
59            return FloatRect(0, 0, m_image->size().width(), m_image->size().height());
60        }
61
62    private:
63        ImageGStreamer(GstBuffer*, GstCaps*);
64        RefPtr<BitmapImage> m_image;
65        FloatRect m_cropRect;
66
67#if USE(CAIRO)
68        GstVideoFrame m_videoFrame;
69#endif
70    };
71}
72
73#endif // USE(GSTREAMER)
74#endif
75