/* * gstvaapipostproc.h - VA-API video post processing * * Copyright (C) 2012-2013 Intel Corporation * Author: Gwenole Beauchesne * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This program 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program; if not, write to the Free * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301 USA */ #ifndef GST_VAAPIPOSTPROC_H #define GST_VAAPIPOSTPROC_H #include "gstvaapipluginbase.h" #include #include #include G_BEGIN_DECLS #define GST_TYPE_VAAPIPOSTPROC \ (gst_vaapipostproc_get_type()) #define GST_VAAPIPOSTPROC(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj), \ GST_TYPE_VAAPIPOSTPROC, \ GstVaapiPostproc)) #define GST_VAAPIPOSTPROC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass), \ GST_TYPE_VAAPIPOSTPROC, \ GstVaapiPostprocClass)) #define GST_IS_VAAPIPOSTPROC(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VAAPIPOSTPROC)) #define GST_IS_VAAPIPOSTPROC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VAAPIPOSTPROC)) #define GST_VAAPIPOSTPROC_GET_CLASS(obj) \ (G_TYPE_INSTANCE_GET_CLASS((obj), \ GST_TYPE_VAAPIPOSTPROC, \ GstVaapiPostprocClass)) typedef struct _GstVaapiPostproc GstVaapiPostproc; typedef struct _GstVaapiPostprocClass GstVaapiPostprocClass; typedef struct _GstVaapiDeinterlaceState GstVaapiDeinterlaceState; /** * GstVaapiDeinterlaceMode: * @GST_VAAPI_DEINTERLACE_MODE_AUTO: Auto detect needs for deinterlacing. * @GST_VAAPI_DEINTERLACE_MODE_INTERLACED: Force deinterlacing. * @GST_VAAPI_DEINTERLACE_MODE_DISABLED: Never perform deinterlacing. */ typedef enum { GST_VAAPI_DEINTERLACE_MODE_AUTO = 0, GST_VAAPI_DEINTERLACE_MODE_INTERLACED, GST_VAAPI_DEINTERLACE_MODE_DISABLED, } GstVaapiDeinterlaceMode; /* * GST_VAAPI_DEINTERLACE_MAX_REFERENCES: * * This represents the maximum number of VA surfaces we could keep as * references for advanced deinterlacing. * * Note: if the upstream element is vaapidecode, then the maximum * number of allowed surfaces used as references shall be less than * the actual number of scratch surfaces used for decoding (4). */ #define GST_VAAPI_DEINTERLACE_MAX_REFERENCES 2 /** * GstVaapiPostprocFlags: * @GST_VAAPI_POSTPROC_FLAG_FORMAT: Pixel format conversion. * @GST_VAAPI_POSTPROC_FLAG_DENOISE: Noise reduction. * @GST_VAAPI_POSTPROC_FLAG_SHARPEN: Sharpening. * @GST_VAAPI_POSTPROC_FLAG_HUE: Change color hue. * @GST_VAAPI_POSTPROC_FLAG_SATURATION: Change saturation. * @GST_VAAPI_POSTPROC_FLAG_BRIGHTNESS: Change brightness. * @GST_VAAPI_POSTPROC_FLAG_CONTRAST: Change contrast. * @GST_VAAPI_POSTPROC_FLAG_DEINTERLACE: Deinterlacing. * @GST_VAAPI_POSTPROC_FLAG_SIZE: Video scaling. * * The set of operations that are to be performed for each frame. */ typedef enum { GST_VAAPI_POSTPROC_FLAG_FORMAT = 1 << GST_VAAPI_FILTER_OP_FORMAT, GST_VAAPI_POSTPROC_FLAG_DENOISE = 1 << GST_VAAPI_FILTER_OP_DENOISE, GST_VAAPI_POSTPROC_FLAG_SHARPEN = 1 << GST_VAAPI_FILTER_OP_SHARPEN, GST_VAAPI_POSTPROC_FLAG_HUE = 1 << GST_VAAPI_FILTER_OP_HUE, GST_VAAPI_POSTPROC_FLAG_SATURATION = 1 << GST_VAAPI_FILTER_OP_SATURATION, GST_VAAPI_POSTPROC_FLAG_BRIGHTNESS = 1 << GST_VAAPI_FILTER_OP_BRIGHTNESS, GST_VAAPI_POSTPROC_FLAG_CONTRAST = 1 << GST_VAAPI_FILTER_OP_CONTRAST, GST_VAAPI_POSTPROC_FLAG_DEINTERLACE = 1 << GST_VAAPI_FILTER_OP_DEINTERLACING, /* Additional custom flags */ GST_VAAPI_POSTPROC_FLAG_CUSTOM = 1 << 20, GST_VAAPI_POSTPROC_FLAG_SIZE = GST_VAAPI_POSTPROC_FLAG_CUSTOM, } GstVaapiPostprocFlags; /* * GstVaapiDeinterlaceState: * @buffers: history buffer, maintained as a cyclic array * @buffers_index: next free slot in the history buffer * @surfaces: array of surfaces used as references * @num_surfaces: number of active surfaces in that array * @deint: flag: previous buffers were interlaced? * @tff: flag: previous buffers were organized as top-field-first? * * Context used to maintain deinterlacing state. */ struct _GstVaapiDeinterlaceState { GstBuffer *buffers[GST_VAAPI_DEINTERLACE_MAX_REFERENCES]; guint buffers_index; GstVaapiSurface *surfaces[GST_VAAPI_DEINTERLACE_MAX_REFERENCES]; guint num_surfaces; guint deint : 1; guint tff : 1; }; struct _GstVaapiPostproc { /*< private >*/ GstVaapiPluginBase parent_instance; GstVaapiFilter *filter; GPtrArray *filter_ops; GstVaapiVideoPool *filter_pool; GstVideoInfo filter_pool_info; GArray *filter_formats; GstVideoFormat format; /* output video format (encoded) */ guint width; guint height; guint flags; GstCaps *allowed_sinkpad_caps; GstVideoInfo sinkpad_info; GstCaps *allowed_srcpad_caps; GstVideoInfo srcpad_info; /* Deinterlacing */ GstVaapiDeinterlaceMode deinterlace_mode; GstVaapiDeinterlaceMethod deinterlace_method; GstVaapiDeinterlaceState deinterlace_state; GstClockTime field_duration; /* Basic filter values */ gfloat denoise_level; gfloat sharpen_level; guint is_raw_yuv : 1; guint use_vpp : 1; guint keep_aspect : 1; }; struct _GstVaapiPostprocClass { /*< private >*/ GstVaapiPluginBaseClass parent_class; }; GType gst_vaapipostproc_get_type(void) G_GNUC_CONST; G_END_DECLS #endif /* GST_VAAPIPOSTPROC_H */