93 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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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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| #include "rnd_avg.h"
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| #include "libavutil/intreadwrite.h"
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| 
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| #ifndef BIT_DEPTH
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| #define BIT_DEPTH 8
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| #endif
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| 
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| #ifdef AVCODEC_H264_HIGH_DEPTH_H
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| #   undef pixel
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| #   undef pixel2
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| #   undef pixel4
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| #   undef dctcoef
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| #   undef INIT_CLIP
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| #   undef no_rnd_avg_pixel4
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| #   undef rnd_avg_pixel4
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| #   undef AV_RN2P
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| #   undef AV_RN4P
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| #   undef AV_RN4PA
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| #   undef AV_WN2P
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| #   undef AV_WN4P
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| #   undef AV_WN4PA
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| #   undef CLIP
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| #   undef FUNC
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| #   undef FUNCC
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| #   undef av_clip_pixel
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| #   undef PIXEL_SPLAT_X4
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| #else
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| #   define AVCODEC_H264_HIGH_DEPTH_H
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| #endif
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| 
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| #if BIT_DEPTH > 8
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| #   define pixel  uint16_t
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| #   define pixel2 uint32_t
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| #   define pixel4 uint64_t
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| #   define dctcoef int32_t
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| 
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| #   define INIT_CLIP
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| #   define no_rnd_avg_pixel4 no_rnd_avg64
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| #   define    rnd_avg_pixel4    rnd_avg64
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| #   define AV_RN2P  AV_RN32
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| #   define AV_RN4P  AV_RN64
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| #   define AV_RN4PA AV_RN64A
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| #   define AV_WN2P  AV_WN32
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| #   define AV_WN4P  AV_WN64
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| #   define AV_WN4PA AV_WN64A
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| #   define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL)
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| 
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| #   define av_clip_pixel(a) av_clip_uintp2(a, BIT_DEPTH)
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| #   define CLIP(a)          av_clip_uintp2(a, BIT_DEPTH)
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| #else
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| #   define pixel  uint8_t
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| #   define pixel2 uint16_t
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| #   define pixel4 uint32_t
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| #   define dctcoef int16_t
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| 
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| #   define INIT_CLIP
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| #   define no_rnd_avg_pixel4 no_rnd_avg32
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| #   define    rnd_avg_pixel4    rnd_avg32
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| #   define AV_RN2P  AV_RN16
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| #   define AV_RN4P  AV_RN32
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| #   define AV_RN4PA AV_RN32A
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| #   define AV_WN2P  AV_WN16
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| #   define AV_WN4P  AV_WN32
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| #   define AV_WN4PA AV_WN32A
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| #   define PIXEL_SPLAT_X4(x) ((x)*0x01010101U)
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| 
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| #   define av_clip_pixel(a) av_clip_uint8(a)
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| #   define CLIP(a) av_clip_uint8(a)
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| #endif
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| 
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| #define FUNC3(a, b, c)  a ## _ ## b ## c
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| #define FUNC2(a, b, c)  FUNC3(a, b, c)
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| #define FUNC(a)  FUNC2(a, BIT_DEPTH,)
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| #define FUNCC(a) FUNC2(a, BIT_DEPTH, _c)
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