348 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			348 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * aligned/packed access motion
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|  *
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|  * Copyright (c) 2001-2003 BERO <bero@geocities.co.jp>
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|  *
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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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| 
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| #include "libavcodec/avcodec.h"
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| #include "libavcodec/dsputil.h"
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| #include "libavcodec/bit_depth_template.c" // for BYTE_VEC32
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| #include "dsputil_sh4.h"
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| 
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| 
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| #define         LP(p)           *(uint32_t*)(p)
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| #define         LPC(p)          *(const uint32_t*)(p)
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| 
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| 
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| #define         UNPACK(ph,pl,tt0,tt1) do { \
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|         uint32_t t0,t1; t0=tt0;t1=tt1; \
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|         ph = ( (t0 & ~BYTE_VEC32(0x03))>>2) + ( (t1 & ~BYTE_VEC32(0x03))>>2); \
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|         pl = (t0 & BYTE_VEC32(0x03)) + (t1 & BYTE_VEC32(0x03)); } while(0)
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| 
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| #define         rnd_PACK(ph,pl,nph,npl) ph + nph + (((pl + npl + BYTE_VEC32(0x02))>>2) & BYTE_VEC32(0x03))
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| #define         no_rnd_PACK(ph,pl,nph,npl)      ph + nph + (((pl + npl + BYTE_VEC32(0x01))>>2) & BYTE_VEC32(0x03))
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| 
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| /* little-endian */
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| #define         MERGE1(a,b,ofs) (ofs==0)?a:( ((a)>>(8*ofs))|((b)<<(32-8*ofs)) )
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| #define         MERGE2(a,b,ofs) (ofs==3)?b:( ((a)>>(8*(ofs+1)))|((b)<<(32-8*(ofs+1))) )
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| /* big
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| #define         MERGE1(a,b,ofs) (ofs==0)?a:( ((a)<<(8*ofs))|((b)>>(32-8*ofs)) )
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| #define         MERGE2(a,b,ofs) (ofs==3)?b:( ((a)<<(8+8*ofs))|((b)>>(32-8-8*ofs)) )
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| */
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| 
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| 
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| #define         put(d,s)        d = s
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| #define         avg(d,s)        d = rnd_avg32(s,d)
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| 
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| #define         OP_C4(ofs) \
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|         ref-=ofs; \
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|         do { \
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|                 OP(LP(dest),MERGE1(LPC(ref),LPC(ref+4),ofs)); \
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|                 ref+=stride; \
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|                 dest+=stride; \
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|         } while(--height)
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| 
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| #define        OP_C40() \
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|         do { \
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|                 OP(LP(dest),LPC(ref)); \
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|                 ref+=stride; \
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|                 dest+=stride; \
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|         } while(--height)
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| 
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| 
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| #define         OP      put
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| 
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| static void put_pixels4_c(uint8_t *dest,const uint8_t *ref, const int stride,int height)
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| {
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|         switch((int)ref&3){
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|         case 0: OP_C40(); return;
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|         case 1: OP_C4(1); return;
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|         case 2: OP_C4(2); return;
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|         case 3: OP_C4(3); return;
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|         }
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| }
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| 
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| #undef          OP
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| #define         OP      avg
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| 
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| static void avg_pixels4_c(uint8_t *dest,const uint8_t *ref, const int stride,int height)
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| {
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|         switch((int)ref&3){
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|         case 0: OP_C40(); return;
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|         case 1: OP_C4(1); return;
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|         case 2: OP_C4(2); return;
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|         case 3: OP_C4(3); return;
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|         }
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| }
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| 
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| #undef          OP
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| 
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| #define         OP_C(ofs,sz,avg2) \
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| { \
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|         ref-=ofs; \
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|         do { \
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|                 uint32_t        t0,t1; \
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|                 t0 = LPC(ref+0); \
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|                 t1 = LPC(ref+4); \
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|                 OP(LP(dest+0), MERGE1(t0,t1,ofs)); \
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|                 t0 = LPC(ref+8); \
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|                 OP(LP(dest+4), MERGE1(t1,t0,ofs)); \
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| if (sz==16) { \
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|                 t1 = LPC(ref+12); \
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|                 OP(LP(dest+8), MERGE1(t0,t1,ofs)); \
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|                 t0 = LPC(ref+16); \
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|                 OP(LP(dest+12), MERGE1(t1,t0,ofs)); \
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| } \
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|                 ref+=stride; \
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|                 dest+= stride; \
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|         } while(--height); \
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| }
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| 
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| /* aligned */
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| #define         OP_C0(sz,avg2) \
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| { \
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|         do { \
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|                 OP(LP(dest+0), LPC(ref+0)); \
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|                 OP(LP(dest+4), LPC(ref+4)); \
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| if (sz==16) { \
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|                 OP(LP(dest+8), LPC(ref+8)); \
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|                 OP(LP(dest+12), LPC(ref+12)); \
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| } \
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|                 ref+=stride; \
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|                 dest+= stride; \
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|         } while(--height); \
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| }
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| 
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| #define         OP_X(ofs,sz,avg2) \
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| { \
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|         ref-=ofs; \
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|         do { \
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|                 uint32_t        t0,t1; \
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|                 t0 = LPC(ref+0); \
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|                 t1 = LPC(ref+4); \
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|                 OP(LP(dest+0), avg2(MERGE1(t0,t1,ofs),MERGE2(t0,t1,ofs))); \
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|                 t0 = LPC(ref+8); \
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|                 OP(LP(dest+4), avg2(MERGE1(t1,t0,ofs),MERGE2(t1,t0,ofs))); \
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| if (sz==16) { \
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|                 t1 = LPC(ref+12); \
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|                 OP(LP(dest+8), avg2(MERGE1(t0,t1,ofs),MERGE2(t0,t1,ofs))); \
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|                 t0 = LPC(ref+16); \
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|                 OP(LP(dest+12), avg2(MERGE1(t1,t0,ofs),MERGE2(t1,t0,ofs))); \
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| } \
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|                 ref+=stride; \
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|                 dest+= stride; \
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|         } while(--height); \
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| }
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| 
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| /* aligned */
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| #define         OP_Y0(sz,avg2) \
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| { \
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|         uint32_t t0,t1,t2,t3,t; \
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| \
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|         t0 = LPC(ref+0); \
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|         t1 = LPC(ref+4); \
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| if (sz==16) { \
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|         t2 = LPC(ref+8); \
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|         t3 = LPC(ref+12); \
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| } \
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|         do { \
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|                 ref += stride; \
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| \
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|                 t = LPC(ref+0); \
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|                 OP(LP(dest+0), avg2(t0,t)); t0 = t; \
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|                 t = LPC(ref+4); \
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|                 OP(LP(dest+4), avg2(t1,t)); t1 = t; \
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| if (sz==16) { \
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|                 t = LPC(ref+8); \
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|                 OP(LP(dest+8), avg2(t2,t)); t2 = t; \
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|                 t = LPC(ref+12); \
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|                 OP(LP(dest+12), avg2(t3,t)); t3 = t; \
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| } \
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|                 dest+= stride; \
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|         } while(--height); \
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| }
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| 
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| #define         OP_Y(ofs,sz,avg2) \
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| { \
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|         uint32_t t0,t1,t2,t3,t,w0,w1; \
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| \
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|         ref-=ofs; \
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|         w0 = LPC(ref+0); \
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|         w1 = LPC(ref+4); \
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|         t0 = MERGE1(w0,w1,ofs); \
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|         w0 = LPC(ref+8); \
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|         t1 = MERGE1(w1,w0,ofs); \
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| if (sz==16) { \
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|         w1 = LPC(ref+12); \
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|         t2 = MERGE1(w0,w1,ofs); \
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|         w0 = LPC(ref+16); \
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|         t3 = MERGE1(w1,w0,ofs); \
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| } \
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|         do { \
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|                 ref += stride; \
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| \
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|                 w0 = LPC(ref+0); \
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|                 w1 = LPC(ref+4); \
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|                 t = MERGE1(w0,w1,ofs); \
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|                 OP(LP(dest+0), avg2(t0,t)); t0 = t; \
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|                 w0 = LPC(ref+8); \
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|                 t = MERGE1(w1,w0,ofs); \
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|                 OP(LP(dest+4), avg2(t1,t)); t1 = t; \
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| if (sz==16) { \
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|                 w1 = LPC(ref+12); \
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|                 t = MERGE1(w0,w1,ofs); \
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|                 OP(LP(dest+8), avg2(t2,t)); t2 = t; \
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|                 w0 = LPC(ref+16); \
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|                 t = MERGE1(w1,w0,ofs); \
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|                 OP(LP(dest+12), avg2(t3,t)); t3 = t; \
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| } \
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|                 dest+=stride; \
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|         } while(--height); \
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| }
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| 
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| #define OP_X0(sz,avg2) OP_X(0,sz,avg2)
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| #define OP_XY0(sz,PACK) OP_XY(0,sz,PACK)
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| #define         OP_XY(ofs,sz,PACK) \
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| { \
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|         uint32_t        t2,t3,w0,w1; \
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|         uint32_t        a0,a1,a2,a3,a4,a5,a6,a7; \
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| \
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|         ref -= ofs; \
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|         w0 = LPC(ref+0); \
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|         w1 = LPC(ref+4); \
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|         UNPACK(a0,a1,MERGE1(w0,w1,ofs),MERGE2(w0,w1,ofs)); \
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|         w0 = LPC(ref+8); \
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|         UNPACK(a2,a3,MERGE1(w1,w0,ofs),MERGE2(w1,w0,ofs)); \
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| if (sz==16) { \
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|         w1 = LPC(ref+12); \
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|         UNPACK(a4,a5,MERGE1(w0,w1,ofs),MERGE2(w0,w1,ofs)); \
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|         w0 = LPC(ref+16); \
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|         UNPACK(a6,a7,MERGE1(w1,w0,ofs),MERGE2(w1,w0,ofs)); \
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| } \
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|         do { \
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|                 ref+=stride; \
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|                 w0 = LPC(ref+0); \
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|                 w1 = LPC(ref+4); \
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|                 UNPACK(t2,t3,MERGE1(w0,w1,ofs),MERGE2(w0,w1,ofs)); \
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|                 OP(LP(dest+0),PACK(a0,a1,t2,t3)); \
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|                 a0 = t2; a1 = t3; \
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|                 w0 = LPC(ref+8); \
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|                 UNPACK(t2,t3,MERGE1(w1,w0,ofs),MERGE2(w1,w0,ofs)); \
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|                 OP(LP(dest+4),PACK(a2,a3,t2,t3)); \
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|                 a2 = t2; a3 = t3; \
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| if (sz==16) { \
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|                 w1 = LPC(ref+12); \
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|                 UNPACK(t2,t3,MERGE1(w0,w1,ofs),MERGE2(w0,w1,ofs)); \
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|                 OP(LP(dest+8),PACK(a4,a5,t2,t3)); \
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|                 a4 = t2; a5 = t3; \
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|                 w0 = LPC(ref+16); \
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|                 UNPACK(t2,t3,MERGE1(w1,w0,ofs),MERGE2(w1,w0,ofs)); \
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|                 OP(LP(dest+12),PACK(a6,a7,t2,t3)); \
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|                 a6 = t2; a7 = t3; \
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| } \
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|                 dest+=stride; \
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|         } while(--height); \
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| }
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| 
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| #define         DEFFUNC(prefix, op,rnd,xy,sz,OP_N,avgfunc) \
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| prefix void op##_##rnd##_pixels##sz##_##xy (uint8_t * dest, const uint8_t * ref, \
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|                                 const int stride, int height) \
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| { \
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|         switch((int)ref&3) { \
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|         case 0:OP_N##0(sz,rnd##_##avgfunc); return; \
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|         case 1:OP_N(1,sz,rnd##_##avgfunc); return; \
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|         case 2:OP_N(2,sz,rnd##_##avgfunc); return; \
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|         case 3:OP_N(3,sz,rnd##_##avgfunc); return; \
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|         } \
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| }
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| 
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| #define OP put
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| 
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| DEFFUNC(      ,ff_put,rnd,o,8,OP_C,avg32)
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| DEFFUNC(static,put,   rnd,x,8,OP_X,avg32)
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| DEFFUNC(static,put,no_rnd,x,8,OP_X,avg32)
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| DEFFUNC(static,put,   rnd,y,8,OP_Y,avg32)
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| DEFFUNC(static,put,no_rnd,y,8,OP_Y,avg32)
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| DEFFUNC(static,put,   rnd,xy,8,OP_XY,PACK)
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| DEFFUNC(static,put,no_rnd,xy,8,OP_XY,PACK)
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| DEFFUNC(      ,ff_put,rnd,o,16,OP_C,avg32)
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| DEFFUNC(static,put,   rnd,x,16,OP_X,avg32)
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| DEFFUNC(static,put,no_rnd,x,16,OP_X,avg32)
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| DEFFUNC(static,put,   rnd,y,16,OP_Y,avg32)
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| DEFFUNC(static,put,no_rnd,y,16,OP_Y,avg32)
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| DEFFUNC(static,put,   rnd,xy,16,OP_XY,PACK)
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| DEFFUNC(static,put,no_rnd,xy,16,OP_XY,PACK)
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| 
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| #undef OP
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| #define OP avg
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| 
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| DEFFUNC(      ,ff_avg,rnd,o,8,OP_C,avg32)
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| DEFFUNC(static,avg,   rnd,x,8,OP_X,avg32)
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| DEFFUNC(static,avg,   rnd,y,8,OP_Y,avg32)
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| DEFFUNC(static,avg,   rnd,xy,8,OP_XY,PACK)
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| DEFFUNC(      ,ff_avg,rnd,o,16,OP_C,avg32)
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| DEFFUNC(static,avg,   rnd,x,16,OP_X,avg32)
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| DEFFUNC(static,avg,no_rnd,x,16,OP_X,avg32)
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| DEFFUNC(static,avg,   rnd,y,16,OP_Y,avg32)
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| DEFFUNC(static,avg,no_rnd,y,16,OP_Y,avg32)
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| DEFFUNC(static,avg,   rnd,xy,16,OP_XY,PACK)
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| DEFFUNC(static,avg,no_rnd,xy,16,OP_XY,PACK)
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| 
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| #undef OP
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| 
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| #define         ff_put_no_rnd_pixels8_o     ff_put_rnd_pixels8_o
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| #define         ff_put_no_rnd_pixels16_o    ff_put_rnd_pixels16_o
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| #define         ff_avg_no_rnd_pixels16_o    ff_avg_rnd_pixels16_o
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| 
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| void ff_hpeldsp_init_sh4(HpelDSPContext* c, int flags)
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| {
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|         c->put_pixels_tab[0][0] = ff_put_rnd_pixels16_o;
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|         c->put_pixels_tab[0][1] = put_rnd_pixels16_x;
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|         c->put_pixels_tab[0][2] = put_rnd_pixels16_y;
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|         c->put_pixels_tab[0][3] = put_rnd_pixels16_xy;
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|         c->put_pixels_tab[1][0] = ff_put_rnd_pixels8_o;
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|         c->put_pixels_tab[1][1] = put_rnd_pixels8_x;
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|         c->put_pixels_tab[1][2] = put_rnd_pixels8_y;
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|         c->put_pixels_tab[1][3] = put_rnd_pixels8_xy;
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| 
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|         c->put_no_rnd_pixels_tab[0][0] = ff_put_no_rnd_pixels16_o;
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|         c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x;
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|         c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y;
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|         c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy;
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|         c->put_no_rnd_pixels_tab[1][0] = ff_put_no_rnd_pixels8_o;
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|         c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x;
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|         c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y;
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|         c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy;
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| 
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|         c->avg_pixels_tab[0][0] = ff_avg_rnd_pixels16_o;
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|         c->avg_pixels_tab[0][1] = avg_rnd_pixels16_x;
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|         c->avg_pixels_tab[0][2] = avg_rnd_pixels16_y;
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|         c->avg_pixels_tab[0][3] = avg_rnd_pixels16_xy;
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|         c->avg_pixels_tab[1][0] = ff_avg_rnd_pixels8_o;
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|         c->avg_pixels_tab[1][1] = avg_rnd_pixels8_x;
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|         c->avg_pixels_tab[1][2] = avg_rnd_pixels8_y;
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|         c->avg_pixels_tab[1][3] = avg_rnd_pixels8_xy;
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| 
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|         c->avg_no_rnd_pixels_tab[0] = ff_avg_no_rnd_pixels16_o;
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|         c->avg_no_rnd_pixels_tab[1] = avg_no_rnd_pixels16_x;
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|         c->avg_no_rnd_pixels_tab[2] = avg_no_rnd_pixels16_y;
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|         c->avg_no_rnd_pixels_tab[3] = avg_no_rnd_pixels16_xy;
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| }
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