So there is a chance to update vpp parameters per frame Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
		
			
				
	
	
		
			140 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			140 lines
		
	
	
		
			4.4 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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/**
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 * @file
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 * Intel Quick Sync Video VPP base function
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 */
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#ifndef AVFILTER_QSVVPP_H
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#define AVFILTER_QSVVPP_H
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#include <mfxvideo.h>
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#include "avfilter.h"
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#include "libavutil/fifo.h"
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#include "libavutil/hwcontext.h"
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#include "libavutil/hwcontext_qsv.h"
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#define FF_INLINK_IDX(link)  ((int)((link)->dstpad - (link)->dst->input_pads))
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#define FF_OUTLINK_IDX(link) ((int)((link)->srcpad - (link)->src->output_pads))
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#define QSV_VERSION_ATLEAST(MAJOR, MINOR)   \
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    (MFX_VERSION_MAJOR > (MAJOR) ||         \
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     MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
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#define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
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    ((MFX_VERSION.Major > (MAJOR)) ||                           \
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    (MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR)))
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#define QSV_ONEVPL       QSV_VERSION_ATLEAST(2, 0)
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#define QSV_HAVE_OPAQUE  !QSV_ONEVPL
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typedef struct QSVFrame {
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    AVFrame          *frame;
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    mfxFrameSurface1 surface;
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    struct QSVFrame  *next;
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    int queued;
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} QSVFrame;
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typedef struct QSVVPPContext {
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    const AVClass      *class;
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    mfxSession          session;
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    int (*filter_frame) (AVFilterLink *outlink, AVFrame *frame); /**< callback */
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    enum AVPixelFormat  out_sw_format;   /**< Real output format */
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    mfxVideoParam       vpp_param;
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    mfxFrameInfo       *frame_infos;     /**< frame info for each input */
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    /** members related to the input/output surface */
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    int                 in_mem_mode;
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    int                 out_mem_mode;
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    QSVFrame           *in_frame_list;
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    QSVFrame           *out_frame_list;
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    int                 nb_surface_ptrs_in;
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    int                 nb_surface_ptrs_out;
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    mfxFrameSurface1  **surface_ptrs_in;
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    mfxFrameSurface1  **surface_ptrs_out;
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#if QSV_HAVE_OPAQUE
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    /** MFXVPP extern parameters */
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    mfxExtOpaqueSurfaceAlloc opaque_alloc;
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#endif
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    /** store sequence parameters */
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    mfxExtBuffer      **seq_buffers;
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    int                 nb_seq_buffers;
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    /** store all parameters for vpp execution, including parameters per frame */
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    mfxExtBuffer      **ext_buffers;
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    int                 nb_ext_buffers;
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    int got_frame;
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    int async_depth;
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    int eof;
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    /** order with frame_out, sync */
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    AVFifo *async_fifo;
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    mfxVersion ver;
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    int vpp_initted;
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} QSVVPPContext;
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typedef struct QSVVPPCrop {
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    int in_idx;        ///< Input index
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    int x, y, w, h;    ///< Crop rectangle
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} QSVVPPCrop;
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typedef struct QSVVPPParam {
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    /* default is ff_filter_frame */
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    int (*filter_frame)(AVFilterLink *outlink, AVFrame *frame);
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    /* To fill with MFX enhanced filter configurations */
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    int num_ext_buf;
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    mfxExtBuffer **ext_buf;
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    /* Real output format */
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    enum AVPixelFormat out_sw_format;
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    /* Crop information for each input, if needed */
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    int num_crop;
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    QSVVPPCrop *crop;
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} QSVVPPParam;
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/* create and initialize the QSV session */
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int ff_qsvvpp_init(AVFilterContext *avctx, QSVVPPParam *param);
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/* release the resources (eg.surfaces) */
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int ff_qsvvpp_close(AVFilterContext *avctx);
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/* vpp filter frame and call the cb if needed */
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int ff_qsvvpp_filter_frame(QSVVPPContext *vpp, AVFilterLink *inlink, AVFrame *frame);
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int ff_qsvvpp_print_iopattern(void *log_ctx, int mfx_iopattern,
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                              const char *extra_string);
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int ff_qsvvpp_print_error(void *log_ctx, mfxStatus err,
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                          const char *error_string);
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int ff_qsvvpp_print_warning(void *log_ctx, mfxStatus err,
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                            const char *warning_string);
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int ff_qsvvpp_create_mfx_session(void *ctx, void *loader, mfxIMPL implementation,
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                                 mfxVersion *pver, mfxSession *psession);
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AVFrame *ff_qsvvpp_get_video_buffer(AVFilterLink *inlink, int w, int h);
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#endif /* AVFILTER_QSVVPP_H */
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