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/* GStreamer
* Copyright (C) 2011 David Schleef <ds@schleef.org>
*
* 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 _GST_DECKLINK_SINK_H_
#define _GST_DECKLINK_SINK_H_
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include "gstdecklink.h"
G_BEGIN_DECLS
#define GST_TYPE_DECKLINK_SINK (gst_decklink_sink_get_type())
#define GST_DECKLINK_SINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DECKLINK_SINK,GstDecklinkSink))
#define GST_DECKLINK_SINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DECKLINK_SINK,GstDecklinkSinkClass))
#define GST_IS_DECKLINK_SINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DECKLINK_SINK))
#define GST_IS_DECKLINK_SINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DECKLINK_SINK))
typedef struct _GstDecklinkSink GstDecklinkSink;
typedef struct _GstDecklinkSinkClass GstDecklinkSinkClass;
class Output : public IDeckLinkVideoOutputCallback,
public IDeckLinkAudioOutputCallback
{
public:
GstDecklinkSink *decklinksink;
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID iid, LPVOID *ppv) {return E_NOINTERFACE;}
virtual ULONG STDMETHODCALLTYPE AddRef () {return 1;}
virtual ULONG STDMETHODCALLTYPE Release () {return 1;}
virtual HRESULT STDMETHODCALLTYPE ScheduledFrameCompleted (IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult result);
virtual HRESULT STDMETHODCALLTYPE ScheduledPlaybackHasStopped ();
virtual HRESULT STDMETHODCALLTYPE RenderAudioSamples (bool preroll);
};
struct _GstDecklinkSink
{
GstElement base_decklinksink;
GstAdapter *audio_adapter;
GstPad *videosinkpad;
GstPad *audiosinkpad;
GMutex *mutex;
GCond *cond;
GMutex *audio_mutex;
GCond *audio_cond;
int queued_frames;
gboolean stop;
gboolean video_eos;
gboolean audio_eos;
int video_seqnum;
int audio_seqnum;
IDeckLink *decklink;
IDeckLinkOutput *output;
Output *callback;
BMDDisplayMode display_mode;
BMDPixelFormat pixel_format;
gboolean video_enabled;
gboolean sched_started;
int num_frames;
/* properties */
GstDecklinkModeEnum mode;
int device;
#ifdef _MSC_VER
gboolean comInitialized;
GMutex *com_init_lock;
GMutex *com_deinit_lock;
GCond *com_initialized;
GCond *com_uninitialize;
GCond *com_uninitialized;
#endif /* _MSC_VER */
};
struct _GstDecklinkSinkClass
{
GstElementClass base_decklinksink_class;
};
GType gst_decklink_sink_get_type (void);
G_END_DECLS
#endif
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