2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #ifndef AVFILTER_VAAPI_VPP_H
20 #define AVFILTER_VAAPI_VPP_H
23 #include <va/va_vpp.h>
25 #include "libavutil/hwcontext.h"
26 #include "libavutil/hwcontext_vaapi.h"
30 // ARGB black, for VAProcPipelineParameterBuffer.output_background_color.
31 #define VAAPI_VPP_BACKGROUND_BLACK 0xff000000
33 typedef struct VAAPIVPPContext {
36 AVVAAPIDeviceContext *hwctx;
37 AVBufferRef *device_ref;
41 VAContextID va_context;
43 AVBufferRef *input_frames_ref;
44 AVHWFramesContext *input_frames;
45 VARectangle input_region;
47 enum AVPixelFormat output_format;
48 int output_width; // computed width
49 int output_height; // computed height
51 VABufferID filter_buffers[VAProcFilterCount];
52 int nb_filter_buffers;
54 int (*build_filter_params)(AVFilterContext *avctx);
56 void (*pipeline_uninit)(AVFilterContext *avctx);
59 void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx);
61 void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx);
63 int ff_vaapi_vpp_query_formats(AVFilterContext *avctx);
65 void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx);
67 int ff_vaapi_vpp_config_input(AVFilterLink *inlink);
69 int ff_vaapi_vpp_config_output(AVFilterLink *outlink);
71 int ff_vaapi_vpp_init_params(AVFilterContext *avctx,
72 VAProcPipelineParameterBuffer *params,
73 const AVFrame *input_frame,
74 AVFrame *output_frame);
76 int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
82 int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
83 VAProcPipelineParameterBuffer *params,
84 AVFrame *output_frame);
86 #endif /* AVFILTER_VAAPI_VPP_H */