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/*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFILTER_VAAPI_VPP_H
#define AVFILTER_VAAPI_VPP_H
#include <va/va.h>
#include <va/va_vpp.h>
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_vaapi.h"
#include "avfilter.h"
// ARGB black, for VAProcPipelineParameterBuffer.output_background_color.
#define VAAPI_VPP_BACKGROUND_BLACK 0xff000000
typedef struct VAAPIVPPContext {
const AVClass *class;
AVVAAPIDeviceContext *hwctx;
AVBufferRef *device_ref;
int valid_ids;
VAConfigID va_config;
VAContextID va_context;
AVBufferRef *input_frames_ref;
AVHWFramesContext *input_frames;
enum AVPixelFormat output_format;
int output_width; // computed width
int output_height; // computed height
VABufferID filter_buffers[VAProcFilterCount];
int nb_filter_buffers;
int (*build_filter_params)(AVFilterContext *avctx);
void (*pipeline_uninit)(AVFilterContext *avctx);
} VAAPIVPPContext;
void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx);
void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx);
int ff_vaapi_vpp_query_formats(AVFilterContext *avctx);
void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx);
int ff_vaapi_vpp_config_input(AVFilterLink *inlink);
int ff_vaapi_vpp_config_output(AVFilterLink *outlink);
int ff_vaapi_vpp_colour_standard(enum AVColorSpace av_cs);
int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
int type,
const void *data,
size_t size,
int count);
int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
VAProcPipelineParameterBuffer *params,
VASurfaceID output_surface);
#endif /* AVFILTER_VAAPI_VPP_H */
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