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			80 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Intel MediaSDK QSV encoder/decoder shared code
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|  *
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|  * This file is part of Libav.
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|  *
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|  * Libav 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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|  * Libav 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 Libav; 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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| #ifndef AVCODEC_QSV_INTERNAL_H
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| #define AVCODEC_QSV_INTERNAL_H
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| 
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| #include <mfx/mfxvideo.h>
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| 
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| #include "libavutil/frame.h"
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| 
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| #include "avcodec.h"
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| 
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| #define QSV_VERSION_MAJOR 1
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| #define QSV_VERSION_MINOR 1
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| 
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| #define ASYNC_DEPTH_DEFAULT 4       // internal parallelism
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| 
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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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| 
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| typedef struct QSVFrame {
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|     AVFrame *frame;
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|     mfxFrameSurface1 *surface;
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| 
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|     mfxFrameSurface1 surface_internal;
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| 
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|     int queued;
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| 
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|     struct QSVFrame *next;
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| } QSVFrame;
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| 
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| typedef struct QSVFramesContext {
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|     AVBufferRef *hw_frames_ctx;
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|     mfxFrameInfo info;
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|     mfxMemId *mids;
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|     int    nb_mids;
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| } QSVFramesContext;
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| 
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| /**
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|  * Convert a libmfx error code into a libav error code.
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|  */
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| int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
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| 
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| int ff_qsv_print_error(void *log_ctx, mfxStatus err,
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|                        const char *error_string);
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| 
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| int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
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|                          const char *warning_string);
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| 
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| int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
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| 
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| int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
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| 
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| int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
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|                                  const char *load_plugins);
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| 
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| int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session,
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|                                   QSVFramesContext *qsv_frames_ctx,
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|                                   const char *load_plugins, int opaque);
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| 
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| #endif /* AVCODEC_QSV_INTERNAL_H */
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