5ef38d0833
Previously only one camera per physical capture card could be opened. Multiple cameras per card can now be captured, however they must both still be in the same process. There is no IPC implemented yet.
98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
/* GStreamer
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* Copyright (c) 2018 outside US, United States Government, Joshua M. Doe <oss@nvl.army.mil>
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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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#ifndef _GST_KAYA_SRC_H_
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#define _GST_KAYA_SRC_H_
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#include <gst/base/gstpushsrc.h>
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#include <KYFGLib.h>
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#define KAYA_SRC_MAX_FG_HANDLES 16
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G_BEGIN_DECLS
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#define GST_TYPE_KAYA_SRC (gst_kayasrc_get_type())
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#define GST_KAYA_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_KAYA_SRC,GstKayaSrc))
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#define GST_KAYA_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_KAYA_SRC,GstKayaSrcClass))
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#define GST_IS_KAYA_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_KAYA_SRC))
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#define GST_IS_KAYA_SRC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_KAYA_SRC))
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#define GST_KAYA_SRC_GET_CLASS(klass) \
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(G_TYPE_INSTANCE_GET_CLASS ((klass), GST_TYPE_KAYA_SRC, GstKayaSrcClass))
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typedef struct _GstKayaSrc GstKayaSrc;
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typedef struct _GstKayaSrcClass GstKayaSrcClass;
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typedef struct _GstKayaSrcFramegrabber GstKayaSrcFramegrabber;
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struct _GstKayaSrc
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{
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GstPushSrc base_kayasrc;
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/* handles */
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GstKayaSrcFramegrabber *fg_data;
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CAMHANDLE cam_handle;
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STREAM_HANDLE stream_handle;
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STREAM_BUFFER_HANDLE *buffer_handles;
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size_t frame_size;
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/* properties */
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guint interface_index;
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guint device_index;
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guint num_capture_buffers;
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gint timeout;
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gchar *project_file;
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gchar *xml_file;
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gfloat exposure_time;
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gchar *execute_command;
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gboolean acquisition_started;
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guint64 frame_count;
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gboolean stop_requested;
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gint64 dropped_frames;
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GstCaps *caps;
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GAsyncQueue *queue;
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GstClockTime unix_base;
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GstClockTime kaya_base;
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};
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struct _GstKayaSrcFramegrabber
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{
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FGHANDLE fg_handle;
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guint32 ref_count;
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CAMHANDLE cam_handles[4];
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int num_cams;
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GMutex fg_mutex;
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};
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struct _GstKayaSrcClass
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{
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GstPushSrcClass base_kayasrc_class;
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GstKayaSrcFramegrabber fg_data[KAYA_SRC_MAX_FG_HANDLES];
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};
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GType gst_kayasrc_get_type (void);
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G_END_DECLS
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#endif
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