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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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08311c51be
Uncompressed RGB frames can be (usually are) bottom-up layout in DirectShow, and the code to flip them wasn't properly ported from 0.10. Fix it. Fix post-processing of RGB buffers. We need a writable buffer, but the requests pool is holding an extra ref. This could use more fixing to use a buffer pool
88 lines
3.3 KiB
C
88 lines
3.3 KiB
C
/*
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* Copyright (C) 2008 Ole André Vadla Ravnås <ole.andre.ravnas@tandberg.com>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_KS_VIDEO_DEVICE_H__
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#define __GST_KS_VIDEO_DEVICE_H__
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#include "gstksclock.h"
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#include <gst/gst.h>
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#include <windows.h>
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#include <ks.h>
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G_BEGIN_DECLS
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#define GST_TYPE_KS_VIDEO_DEVICE \
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(gst_ks_video_device_get_type ())
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#define GST_KS_VIDEO_DEVICE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_KS_VIDEO_DEVICE, GstKsVideoDevice))
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#define GST_KS_VIDEO_DEVICE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_KS_VIDEO_DEVICE, GstKsVideoDeviceClass))
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#define GST_IS_KS_VIDEO_DEVICE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_KS_VIDEO_DEVICE))
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#define GST_IS_KS_VIDEO_DEVICE_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_KS_VIDEO_DEVICE))
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typedef struct _GstKsVideoDevice GstKsVideoDevice;
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typedef struct _GstKsVideoDeviceClass GstKsVideoDeviceClass;
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typedef struct _GstKsVideoDevicePrivate GstKsVideoDevicePrivate;
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typedef GstBuffer * (* GstKsAllocFunction)(guint buf_size, guint alignment, gpointer user_data);
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struct _GstKsVideoDevice
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{
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GObject parent;
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GstKsAllocFunction allocfunc;
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gpointer allocfunc_data;
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GstKsVideoDevicePrivate *priv;
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};
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struct _GstKsVideoDeviceClass
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{
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GObjectClass parent_class;
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};
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GType gst_ks_video_device_get_type (void);
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GstKsVideoDevice * gst_ks_video_device_new (const gchar * device_path, GstKsClock * clock, GstKsAllocFunction allocfunc, gpointer allocfunc_data);
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gboolean gst_ks_video_device_open (GstKsVideoDevice * self);
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void gst_ks_video_device_close (GstKsVideoDevice * self);
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GstCaps * gst_ks_video_device_get_available_caps (GstKsVideoDevice * self);
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gboolean gst_ks_video_device_has_caps (GstKsVideoDevice * self);
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gboolean gst_ks_video_device_set_caps (GstKsVideoDevice * self, GstCaps * caps);
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gboolean gst_ks_video_device_set_state (GstKsVideoDevice * self, KSSTATE state, gulong * error_code);
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GstClockTime gst_ks_video_device_get_duration (GstKsVideoDevice * self);
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gboolean gst_ks_video_device_get_latency (GstKsVideoDevice * self, GstClockTime * min_latency, GstClockTime * max_latency);
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GstFlowReturn gst_ks_video_device_read_frame (GstKsVideoDevice * self, GstBuffer ** buf, GstClockTime * presentation_time, gulong * error_code, gchar ** error_str);
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gboolean gst_ks_video_device_postprocess_frame (GstKsVideoDevice * self, GstBuffer **buf);
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void gst_ks_video_device_cancel (GstKsVideoDevice * self);
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void gst_ks_video_device_cancel_stop (GstKsVideoDevice * self);
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gboolean gst_ks_video_device_stream_is_muxed (GstKsVideoDevice * self);
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G_END_DECLS
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#endif /* __GST_KS_VIDEO_DEVICE_H__ */
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