5051b7f898
Attempts to pick the set of supported colour properties best matching the input. Output is then set with the same values, except for the colour matrix which may change when converting between RGB and YUV.
87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVFILTER_VAAPI_VPP_H
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#define AVFILTER_VAAPI_VPP_H
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#include <va/va.h>
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#include <va/va_vpp.h>
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#include "libavutil/hwcontext.h"
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#include "libavutil/hwcontext_vaapi.h"
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#include "avfilter.h"
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// ARGB black, for VAProcPipelineParameterBuffer.output_background_color.
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#define VAAPI_VPP_BACKGROUND_BLACK 0xff000000
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typedef struct VAAPIVPPContext {
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const AVClass *class;
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AVVAAPIDeviceContext *hwctx;
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AVBufferRef *device_ref;
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int valid_ids;
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VAConfigID va_config;
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VAContextID va_context;
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AVBufferRef *input_frames_ref;
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AVHWFramesContext *input_frames;
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VARectangle input_region;
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enum AVPixelFormat output_format;
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int output_width; // computed width
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int output_height; // computed height
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VABufferID filter_buffers[VAProcFilterCount];
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int nb_filter_buffers;
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int (*build_filter_params)(AVFilterContext *avctx);
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void (*pipeline_uninit)(AVFilterContext *avctx);
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} VAAPIVPPContext;
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void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx);
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void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx);
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int ff_vaapi_vpp_query_formats(AVFilterContext *avctx);
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void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx);
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int ff_vaapi_vpp_config_input(AVFilterLink *inlink);
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int ff_vaapi_vpp_config_output(AVFilterLink *outlink);
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int ff_vaapi_vpp_init_params(AVFilterContext *avctx,
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VAProcPipelineParameterBuffer *params,
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const AVFrame *input_frame,
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AVFrame *output_frame);
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int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
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int type,
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const void *data,
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size_t size,
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int count);
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int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
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VAProcPipelineParameterBuffer *params,
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AVFrame *output_frame);
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#endif /* AVFILTER_VAAPI_VPP_H */
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