2 * Copyright (C) 2010 Igalia S.L
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.
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.
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.
22 #include "GraphicsContextCG.h"
23 #include "ImageGStreamer.h"
24 #if ENABLE(VIDEO) && USE(GSTREAMER)
26 using namespace WebCore;
28 PassRefPtr<ImageGStreamer> ImageGStreamer::createImage(GstBuffer* buffer)
30 int width = 0, height = 0;
31 GstCaps* caps = gst_buffer_get_caps(buffer);
32 GstVideoFormat format;
33 if (!gst_video_format_parse_caps(caps, &format, &width, &height)) {
38 return adoptRef(new ImageGStreamer(buffer, IntSize(width, height)));
41 ImageGStreamer::ImageGStreamer(GstBuffer*& buffer, IntSize size)
44 ASSERT(GST_BUFFER_SIZE(buffer));
46 RetainPtr<CFDataRef> data(AdoptCF, CFDataCreateWithBytesNoCopy(0, static_cast<UInt8*>(GST_BUFFER_DATA(buffer)), GST_BUFFER_SIZE(buffer), kCFAllocatorNull));
47 RetainPtr<CGDataProviderRef> provider(AdoptCF, CGDataProviderCreateWithCFData(data.get()));
48 CGImageRef frameImage = CGImageCreate(size.width(), size.height(), 8, 32, size.width()*4, deviceRGBColorSpaceRef(),
49 kCGBitmapByteOrder32Little | kCGImageAlphaFirst, provider.get(), 0, false, kCGRenderingIntentDefault);
50 m_image = BitmapImage::create(frameImage);
53 ImageGStreamer::~ImageGStreamer()
61 #endif // USE(GSTREAMER)