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894d65b81a
Add vaapipostproc element for video postprocessing. So far, only basic
bob deinterlacing is implemented. Interlaced mode is automatically
detected based on sink caps ("interlaced" field).
123 lines
4.3 KiB
C
123 lines
4.3 KiB
C
/*
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* gstvaapipostproc.h - VA-API video post processing
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*
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* Copyright (C) 2012 Intel Corporation
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This program 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPIPOSTPROC_H
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#define GST_VAAPIPOSTPROC_H
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#include <gst/gst.h>
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#include <gst/vaapi/gstvaapidisplay.h>
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#include <gst/vaapi/gstvaapisurface.h>
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#include <gst/vaapi/gstvaapisurfacepool.h>
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#include <gst/vaapi/gstvaapivideobuffer.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VAAPIPOSTPROC \
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(gst_vaapipostproc_get_type())
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#define GST_VAAPIPOSTPROC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), \
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GST_TYPE_VAAPIPOSTPROC, \
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GstVaapiPostproc))
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#define GST_VAAPIPOSTPROC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), \
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GST_TYPE_VAAPIPOSTPROC, \
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GstVaapiPostprocClass))
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#define GST_IS_VAAPIPOSTPROC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VAAPIPOSTPROC))
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#define GST_IS_VAAPIPOSTPROC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VAAPIPOSTPROC))
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#define GST_VAAPIPOSTPROC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), \
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GST_TYPE_VAAPIPOSTPROC, \
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GstVaapiPostprocClass))
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typedef struct _GstVaapiPostproc GstVaapiPostproc;
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typedef struct _GstVaapiPostprocClass GstVaapiPostprocClass;
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typedef enum _GstVaapiDeinterlaceMode GstVaapiDeinterlaceMode;
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typedef enum _GstVaapiDeinterlaceMethod GstVaapiDeinterlaceMethod;
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/**
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* GstVaapiDeinterlaceMode:
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* @GST_VAAPI_DEINTERLACE_MODE_AUTO: Auto detect needs for deinterlacing.
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* @GST_VAAPI_DEINTERLACE_MODE_INTERLACED: Force deinterlacing.
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* @GST_VAAPI_DEINTERLACE_MODE_DISABLED: Never perform deinterlacing.
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*/
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enum _GstVaapiDeinterlaceMode {
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GST_VAAPI_DEINTERLACE_MODE_AUTO = 0,
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GST_VAAPI_DEINTERLACE_MODE_INTERLACED,
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GST_VAAPI_DEINTERLACE_MODE_DISABLED,
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};
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/**
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* GstVaapiDeinterlaceMethod:
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* @GST_VAAPI_DEINTERLACE_METHOD_BOB: Basic bob deinterlacing algorithm.
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* @GST_VAAPI_DEINTERLACE_METHOD_WEAVE: Weave deinterlacing algorithm.
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* @GST_VAAPI_DEINTERLACE_METHOD_MOTION_ADAPTIVE: Motion adaptive deinterlacing algorithm.
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* @GST_VAAPI_DEINTERLACE_METHOD_MOTION_COMPENSATED: Motion compensated deinterlacing algorithm.
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*/
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enum _GstVaapiDeinterlaceMethod {
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GST_VAAPI_DEINTERLACE_METHOD_BOB = 1,
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GST_VAAPI_DEINTERLACE_METHOD_WEAVE,
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GST_VAAPI_DEINTERLACE_METHOD_MOTION_ADAPTIVE,
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GST_VAAPI_DEINTERLACE_METHOD_MOTION_COMPENSATED,
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};
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struct _GstVaapiPostproc {
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/*< private >*/
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GstElement parent_instance;
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GstPad *sinkpad;
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GstCaps *sinkpad_caps;
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GstPad *srcpad;
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GstCaps *srcpad_caps;
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GstCaps *allowed_caps;
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GstCaps *postproc_caps;
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GstVaapiDisplay *display;
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guint surface_width;
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guint surface_height;
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/* Deinterlacing */
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gboolean deinterlace;
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GstVaapiDeinterlaceMode deinterlace_mode;
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GstVaapiDeinterlaceMethod deinterlace_method;
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GstClockTime field_duration;
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gint fps_n;
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gint fps_d;
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};
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struct _GstVaapiPostprocClass {
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/*< private >*/
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GstElementClass parent_class;
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};
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GType
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gst_vaapipostproc_get_type(void);
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G_END_DECLS
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#endif /* GST_VAAPIPOSTPROC_H */
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