2 * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "gcc_fixes.h"
25 #include "dsputil_altivec.h"
26 #include "types_altivec.h"
28 #define PUT_OP_U8_ALTIVEC(d, s, dst) d = s
29 #define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s)
31 #define OP_U8_ALTIVEC PUT_OP_U8_ALTIVEC
32 #define PREFIX_h264_chroma_mc8_altivec put_h264_chroma_mc8_altivec
33 #define PREFIX_h264_chroma_mc8_num altivec_put_h264_chroma_mc8_num
34 #define PREFIX_h264_qpel16_h_lowpass_altivec put_h264_qpel16_h_lowpass_altivec
35 #define PREFIX_h264_qpel16_h_lowpass_num altivec_put_h264_qpel16_h_lowpass_num
36 #define PREFIX_h264_qpel16_v_lowpass_altivec put_h264_qpel16_v_lowpass_altivec
37 #define PREFIX_h264_qpel16_v_lowpass_num altivec_put_h264_qpel16_v_lowpass_num
38 #define PREFIX_h264_qpel16_hv_lowpass_altivec put_h264_qpel16_hv_lowpass_altivec
39 #define PREFIX_h264_qpel16_hv_lowpass_num altivec_put_h264_qpel16_hv_lowpass_num
40 #include "h264_template_altivec.c"
42 #undef PREFIX_h264_chroma_mc8_altivec
43 #undef PREFIX_h264_chroma_mc8_num
44 #undef PREFIX_h264_qpel16_h_lowpass_altivec
45 #undef PREFIX_h264_qpel16_h_lowpass_num
46 #undef PREFIX_h264_qpel16_v_lowpass_altivec
47 #undef PREFIX_h264_qpel16_v_lowpass_num
48 #undef PREFIX_h264_qpel16_hv_lowpass_altivec
49 #undef PREFIX_h264_qpel16_hv_lowpass_num
51 #define OP_U8_ALTIVEC AVG_OP_U8_ALTIVEC
52 #define PREFIX_h264_chroma_mc8_altivec avg_h264_chroma_mc8_altivec
53 #define PREFIX_h264_chroma_mc8_num altivec_avg_h264_chroma_mc8_num
54 #define PREFIX_h264_qpel16_h_lowpass_altivec avg_h264_qpel16_h_lowpass_altivec
55 #define PREFIX_h264_qpel16_h_lowpass_num altivec_avg_h264_qpel16_h_lowpass_num
56 #define PREFIX_h264_qpel16_v_lowpass_altivec avg_h264_qpel16_v_lowpass_altivec
57 #define PREFIX_h264_qpel16_v_lowpass_num altivec_avg_h264_qpel16_v_lowpass_num
58 #define PREFIX_h264_qpel16_hv_lowpass_altivec avg_h264_qpel16_hv_lowpass_altivec
59 #define PREFIX_h264_qpel16_hv_lowpass_num altivec_avg_h264_qpel16_hv_lowpass_num
60 #include "h264_template_altivec.c"
62 #undef PREFIX_h264_chroma_mc8_altivec
63 #undef PREFIX_h264_chroma_mc8_num
64 #undef PREFIX_h264_qpel16_h_lowpass_altivec
65 #undef PREFIX_h264_qpel16_h_lowpass_num
66 #undef PREFIX_h264_qpel16_v_lowpass_altivec
67 #undef PREFIX_h264_qpel16_v_lowpass_num
68 #undef PREFIX_h264_qpel16_hv_lowpass_altivec
69 #undef PREFIX_h264_qpel16_hv_lowpass_num
71 #define H264_MC(OPNAME, SIZE, CODETYPE) \
72 static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## CODETYPE (uint8_t *dst, uint8_t *src, int stride){\
73 OPNAME ## pixels ## SIZE ## _ ## CODETYPE(dst, src, stride, SIZE);\
76 static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){ \
77 DECLARE_ALIGNED_16(uint8_t, half[SIZE*SIZE]);\
78 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
79 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
82 static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
83 OPNAME ## h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(dst, src, stride, stride);\
86 static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
87 DECLARE_ALIGNED_16(uint8_t, half[SIZE*SIZE]);\
88 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
89 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+1, half, stride, stride, SIZE);\
92 static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
93 DECLARE_ALIGNED_16(uint8_t, half[SIZE*SIZE]);\
94 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
95 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
98 static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
99 OPNAME ## h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(dst, src, stride, stride);\
102 static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
103 DECLARE_ALIGNED_16(uint8_t, half[SIZE*SIZE]);\
104 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
105 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+stride, half, stride, stride, SIZE);\
108 static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
109 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
110 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
111 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
112 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
113 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
116 static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
117 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
118 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
119 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
120 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
121 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
124 static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
125 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
126 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
127 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
128 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
129 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
132 static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
133 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
134 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
135 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
136 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
137 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
140 static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
141 DECLARE_ALIGNED_16(int16_t, tmp[SIZE*(SIZE+8)]);\
142 OPNAME ## h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(dst, tmp, src, stride, SIZE, stride);\
145 static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
146 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
147 DECLARE_ALIGNED_16(uint8_t, halfHV[SIZE*SIZE]);\
148 DECLARE_ALIGNED_16(int16_t, tmp[SIZE*(SIZE+8)]);\
149 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
150 put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
151 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
154 static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
155 DECLARE_ALIGNED_16(uint8_t, halfH[SIZE*SIZE]);\
156 DECLARE_ALIGNED_16(uint8_t, halfHV[SIZE*SIZE]);\
157 DECLARE_ALIGNED_16(int16_t, tmp[SIZE*(SIZE+8)]);\
158 put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
159 put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
160 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
163 static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
164 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
165 DECLARE_ALIGNED_16(uint8_t, halfHV[SIZE*SIZE]);\
166 DECLARE_ALIGNED_16(int16_t, tmp[SIZE*(SIZE+8)]);\
167 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
168 put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
169 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfV, halfHV, stride, SIZE, SIZE);\
172 static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
173 DECLARE_ALIGNED_16(uint8_t, halfV[SIZE*SIZE]);\
174 DECLARE_ALIGNED_16(uint8_t, halfHV[SIZE*SIZE]);\
175 DECLARE_ALIGNED_16(int16_t, tmp[SIZE*(SIZE+8)]);\
176 put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
177 put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
178 OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfV, halfHV, stride, SIZE, SIZE);\
181 /* this code assume that stride % 16 == 0 */
182 void put_no_rnd_h264_chroma_mc8_altivec(uint8_t * dst
, uint8_t * src
, int stride
, int h
, int x
, int y
) {
183 DECLARE_ALIGNED_16(signed int, ABCD
[4]) =
184 {((8 - x
) * (8 - y
)),
189 vector
unsigned char fperm
;
190 const vector
signed int vABCD
= vec_ld(0, ABCD
);
191 const vector
signed short vA
= vec_splat((vector
signed short)vABCD
, 1);
192 const vector
signed short vB
= vec_splat((vector
signed short)vABCD
, 3);
193 const vector
signed short vC
= vec_splat((vector
signed short)vABCD
, 5);
194 const vector
signed short vD
= vec_splat((vector
signed short)vABCD
, 7);
195 const vector
signed int vzero
= vec_splat_s32(0);
196 const vector
signed short v28ss
= vec_sub(vec_sl(vec_splat_s16(1),vec_splat_u16(5)),vec_splat_s16(4));
197 const vector
unsigned short v6us
= vec_splat_u16(6);
198 register int loadSecond
= (((unsigned long)src
) % 16) <= 7 ?
0 : 1;
199 register int reallyBadAlign
= (((unsigned long)src
) % 16) == 15 ?
1 : 0;
201 vector
unsigned char vsrcAuc
, vsrcBuc
, vsrcperm0
, vsrcperm1
;
202 vector
unsigned char vsrc0uc
, vsrc1uc
;
203 vector
signed short vsrc0ssH
, vsrc1ssH
;
204 vector
unsigned char vsrcCuc
, vsrc2uc
, vsrc3uc
;
205 vector
signed short vsrc2ssH
, vsrc3ssH
, psum
;
206 vector
unsigned char vdst
, ppsum
, fsum
;
208 if (((unsigned long)dst
) % 16 == 0) {
209 fperm
= (vector
unsigned char)AVV(0x10, 0x11, 0x12, 0x13,
210 0x14, 0x15, 0x16, 0x17,
211 0x08, 0x09, 0x0A, 0x0B,
212 0x0C, 0x0D, 0x0E, 0x0F);
214 fperm
= (vector
unsigned char)AVV(0x00, 0x01, 0x02, 0x03,
215 0x04, 0x05, 0x06, 0x07,
216 0x18, 0x19, 0x1A, 0x1B,
217 0x1C, 0x1D, 0x1E, 0x1F);
220 vsrcAuc
= vec_ld(0, src
);
223 vsrcBuc
= vec_ld(16, src
);
224 vsrcperm0
= vec_lvsl(0, src
);
225 vsrcperm1
= vec_lvsl(1, src
);
227 vsrc0uc
= vec_perm(vsrcAuc
, vsrcBuc
, vsrcperm0
);
231 vsrc1uc
= vec_perm(vsrcAuc
, vsrcBuc
, vsrcperm1
);
233 vsrc0ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
234 (vector
unsigned char)vsrc0uc
);
235 vsrc1ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
236 (vector
unsigned char)vsrc1uc
);
238 if (!loadSecond
) {// -> !reallyBadAlign
239 for (i
= 0 ; i
< h
; i
++) {
242 vsrcCuc
= vec_ld(stride
+ 0, src
);
244 vsrc2uc
= vec_perm(vsrcCuc
, vsrcCuc
, vsrcperm0
);
245 vsrc3uc
= vec_perm(vsrcCuc
, vsrcCuc
, vsrcperm1
);
247 vsrc2ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
248 (vector
unsigned char)vsrc2uc
);
249 vsrc3ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
250 (vector
unsigned char)vsrc3uc
);
252 psum
= vec_mladd(vA
, vsrc0ssH
, vec_splat_s16(0));
253 psum
= vec_mladd(vB
, vsrc1ssH
, psum
);
254 psum
= vec_mladd(vC
, vsrc2ssH
, psum
);
255 psum
= vec_mladd(vD
, vsrc3ssH
, psum
);
256 psum
= vec_add(v28ss
, psum
);
257 psum
= vec_sra(psum
, v6us
);
259 vdst
= vec_ld(0, dst
);
260 ppsum
= (vector
unsigned char)vec_packsu(psum
, psum
);
261 fsum
= vec_perm(vdst
, ppsum
, fperm
);
263 vec_st(fsum
, 0, dst
);
272 vector
unsigned char vsrcDuc
;
273 for (i
= 0 ; i
< h
; i
++) {
274 vsrcCuc
= vec_ld(stride
+ 0, src
);
275 vsrcDuc
= vec_ld(stride
+ 16, src
);
277 vsrc2uc
= vec_perm(vsrcCuc
, vsrcDuc
, vsrcperm0
);
281 vsrc3uc
= vec_perm(vsrcCuc
, vsrcDuc
, vsrcperm1
);
283 vsrc2ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
284 (vector
unsigned char)vsrc2uc
);
285 vsrc3ssH
= (vector
signed short)vec_mergeh((vector
unsigned char)vzero
,
286 (vector
unsigned char)vsrc3uc
);
288 psum
= vec_mladd(vA
, vsrc0ssH
, vec_splat_s16(0));
289 psum
= vec_mladd(vB
, vsrc1ssH
, psum
);
290 psum
= vec_mladd(vC
, vsrc2ssH
, psum
);
291 psum
= vec_mladd(vD
, vsrc3ssH
, psum
);
292 psum
= vec_add(v28ss
, psum
);
293 psum
= vec_sr(psum
, v6us
);
295 vdst
= vec_ld(0, dst
);
296 ppsum
= (vector
unsigned char)vec_pack(psum
, psum
);
297 fsum
= vec_perm(vdst
, ppsum
, fperm
);
299 vec_st(fsum
, 0, dst
);
310 static inline void put_pixels16_l2_altivec( uint8_t * dst
, const uint8_t * src1
,
311 const uint8_t * src2
, int dst_stride
,
312 int src_stride1
, int h
)
315 vector
unsigned char a
, b
, d
, tmp1
, tmp2
, mask
, mask_
, edges
, align
;
317 mask_
= vec_lvsl(0, src2
);
319 for (i
= 0; i
< h
; i
++) {
321 tmp1
= vec_ld(i
* src_stride1
, src1
);
322 mask
= vec_lvsl(i
* src_stride1
, src1
);
323 tmp2
= vec_ld(i
* src_stride1
+ 15, src1
);
325 a
= vec_perm(tmp1
, tmp2
, mask
);
327 tmp1
= vec_ld(i
* 16, src2
);
328 tmp2
= vec_ld(i
* 16 + 15, src2
);
330 b
= vec_perm(tmp1
, tmp2
, mask_
);
332 tmp1
= vec_ld(0, dst
);
333 mask
= vec_lvsl(0, dst
);
334 tmp2
= vec_ld(15, dst
);
338 edges
= vec_perm(tmp2
, tmp1
, mask
);
340 align
= vec_lvsr(0, dst
);
342 tmp2
= vec_perm(d
, edges
, align
);
343 tmp1
= vec_perm(edges
, d
, align
);
345 vec_st(tmp2
, 15, dst
);
346 vec_st(tmp1
, 0 , dst
);
352 static inline void avg_pixels16_l2_altivec( uint8_t * dst
, const uint8_t * src1
,
353 const uint8_t * src2
, int dst_stride
,
354 int src_stride1
, int h
)
357 vector
unsigned char a
, b
, d
, tmp1
, tmp2
, mask
, mask_
, edges
, align
;
359 mask_
= vec_lvsl(0, src2
);
361 for (i
= 0; i
< h
; i
++) {
363 tmp1
= vec_ld(i
* src_stride1
, src1
);
364 mask
= vec_lvsl(i
* src_stride1
, src1
);
365 tmp2
= vec_ld(i
* src_stride1
+ 15, src1
);
367 a
= vec_perm(tmp1
, tmp2
, mask
);
369 tmp1
= vec_ld(i
* 16, src2
);
370 tmp2
= vec_ld(i
* 16 + 15, src2
);
372 b
= vec_perm(tmp1
, tmp2
, mask_
);
374 tmp1
= vec_ld(0, dst
);
375 mask
= vec_lvsl(0, dst
);
376 tmp2
= vec_ld(15, dst
);
378 d
= vec_avg(vec_perm(tmp1
, tmp2
, mask
), vec_avg(a
, b
));
380 edges
= vec_perm(tmp2
, tmp1
, mask
);
382 align
= vec_lvsr(0, dst
);
384 tmp2
= vec_perm(d
, edges
, align
);
385 tmp1
= vec_perm(edges
, d
, align
);
387 vec_st(tmp2
, 15, dst
);
388 vec_st(tmp1
, 0 , dst
);
394 /* Implemented but could be faster
395 #define put_pixels16_l2_altivec(d,s1,s2,ds,s1s,h) put_pixels16_l2(d,s1,s2,ds,s1s,16,h)
396 #define avg_pixels16_l2_altivec(d,s1,s2,ds,s1s,h) avg_pixels16_l2(d,s1,s2,ds,s1s,16,h)
399 H264_MC(put_
, 16, altivec
)
400 H264_MC(avg_
, 16, altivec
)
403 /****************************************************************************
405 ****************************************************************************/
407 #define VEC_1D_DCT(vb0,vb1,vb2,vb3,va0,va1,va2,va3) \
409 vz0 = vec_add(vb0,vb2); /* temp[0] = Y[0] + Y[2] */ \
410 vz1 = vec_sub(vb0,vb2); /* temp[1] = Y[0] - Y[2] */ \
411 vz2 = vec_sra(vb1,vec_splat_u16(1)); \
412 vz2 = vec_sub(vz2,vb3); /* temp[2] = Y[1].1/2 - Y[3] */ \
413 vz3 = vec_sra(vb3,vec_splat_u16(1)); \
414 vz3 = vec_add(vb1,vz3); /* temp[3] = Y[1] + Y[3].1/2 */ \
415 /* 2nd stage: output */ \
416 va0 = vec_add(vz0,vz3); /* x[0] = temp[0] + temp[3] */ \
417 va1 = vec_add(vz1,vz2); /* x[1] = temp[1] + temp[2] */ \
418 va2 = vec_sub(vz1,vz2); /* x[2] = temp[1] - temp[2] */ \
419 va3 = vec_sub(vz0,vz3) /* x[3] = temp[0] - temp[3] */
421 #define VEC_TRANSPOSE_4(a0,a1,a2,a3,b0,b1,b2,b3) \
422 b0 = vec_mergeh( a0, a0 ); \
423 b1 = vec_mergeh( a1, a0 ); \
424 b2 = vec_mergeh( a2, a0 ); \
425 b3 = vec_mergeh( a3, a0 ); \
426 a0 = vec_mergeh( b0, b2 ); \
427 a1 = vec_mergel( b0, b2 ); \
428 a2 = vec_mergeh( b1, b3 ); \
429 a3 = vec_mergel( b1, b3 ); \
430 b0 = vec_mergeh( a0, a2 ); \
431 b1 = vec_mergel( a0, a2 ); \
432 b2 = vec_mergeh( a1, a3 ); \
433 b3 = vec_mergel( a1, a3 )
435 #define VEC_LOAD_U8_ADD_S16_STORE_U8(va) \
436 vdst_orig = vec_ld(0, dst); \
437 vdst = vec_perm(vdst_orig, zero_u8v, vdst_mask); \
438 vdst_ss = (vec_s16_t) vec_mergeh(zero_u8v, vdst); \
439 va = vec_add(va, vdst_ss); \
440 va_u8 = vec_packsu(va, zero_s16v); \
441 va_u32 = vec_splat((vec_u32_t)va_u8, 0); \
442 vec_ste(va_u32, element, (uint32_t*)dst);
444 static void ff_h264_idct_add_altivec(uint8_t *dst
, DCTELEM
*block
, int stride
)
446 vec_s16_t va0
, va1
, va2
, va3
;
447 vec_s16_t vz0
, vz1
, vz2
, vz3
;
448 vec_s16_t vtmp0
, vtmp1
, vtmp2
, vtmp3
;
452 const vec_u16_t v6us
= vec_splat_u16(6);
453 vec_u8_t vdst
, vdst_orig
;
454 vec_u8_t vdst_mask
= vec_lvsl(0, dst
);
455 int element
= ((unsigned long)dst
& 0xf) >> 2;
458 block
[0] += 32; /* add 32 as a DC-level for rounding */
460 vtmp0
= vec_ld(0,block
);
461 vtmp1
= vec_sld(vtmp0
, vtmp0
, 8);
462 vtmp2
= vec_ld(16,block
);
463 vtmp3
= vec_sld(vtmp2
, vtmp2
, 8);
465 VEC_1D_DCT(vtmp0
,vtmp1
,vtmp2
,vtmp3
,va0
,va1
,va2
,va3
);
466 VEC_TRANSPOSE_4(va0
,va1
,va2
,va3
,vtmp0
,vtmp1
,vtmp2
,vtmp3
);
467 VEC_1D_DCT(vtmp0
,vtmp1
,vtmp2
,vtmp3
,va0
,va1
,va2
,va3
);
469 va0
= vec_sra(va0
,v6us
);
470 va1
= vec_sra(va1
,v6us
);
471 va2
= vec_sra(va2
,v6us
);
472 va3
= vec_sra(va3
,v6us
);
474 VEC_LOAD_U8_ADD_S16_STORE_U8(va0
);
476 VEC_LOAD_U8_ADD_S16_STORE_U8(va1
);
478 VEC_LOAD_U8_ADD_S16_STORE_U8(va2
);
480 VEC_LOAD_U8_ADD_S16_STORE_U8(va3
);
483 #define IDCT8_1D_ALTIVEC(s0, s1, s2, s3, s4, s5, s6, s7, d0, d1, d2, d3, d4, d5, d6, d7) {\
484 /* a0 = SRC(0) + SRC(4); */ \
485 vec_s16_t a0v = vec_add(s0, s4); \
486 /* a2 = SRC(0) - SRC(4); */ \
487 vec_s16_t a2v = vec_sub(s0, s4); \
488 /* a4 = (SRC(2)>>1) - SRC(6); */ \
489 vec_s16_t a4v = vec_sub(vec_sra(s2, onev), s6); \
490 /* a6 = (SRC(6)>>1) + SRC(2); */ \
491 vec_s16_t a6v = vec_add(vec_sra(s6, onev), s2); \
492 /* b0 = a0 + a6; */ \
493 vec_s16_t b0v = vec_add(a0v, a6v); \
494 /* b2 = a2 + a4; */ \
495 vec_s16_t b2v = vec_add(a2v, a4v); \
496 /* b4 = a2 - a4; */ \
497 vec_s16_t b4v = vec_sub(a2v, a4v); \
498 /* b6 = a0 - a6; */ \
499 vec_s16_t b6v = vec_sub(a0v, a6v); \
500 /* a1 = SRC(5) - SRC(3) - SRC(7) - (SRC(7)>>1); */ \
501 /* a1 = (SRC(5)-SRC(3)) - (SRC(7) + (SRC(7)>>1)); */ \
502 vec_s16_t a1v = vec_sub( vec_sub(s5, s3), vec_add(s7, vec_sra(s7, onev)) ); \
503 /* a3 = SRC(7) + SRC(1) - SRC(3) - (SRC(3)>>1); */ \
504 /* a3 = (SRC(7)+SRC(1)) - (SRC(3) + (SRC(3)>>1)); */ \
505 vec_s16_t a3v = vec_sub( vec_add(s7, s1), vec_add(s3, vec_sra(s3, onev)) );\
506 /* a5 = SRC(7) - SRC(1) + SRC(5) + (SRC(5)>>1); */ \
507 /* a5 = (SRC(7)-SRC(1)) + SRC(5) + (SRC(5)>>1); */ \
508 vec_s16_t a5v = vec_add( vec_sub(s7, s1), vec_add(s5, vec_sra(s5, onev)) );\
509 /* a7 = SRC(5)+SRC(3) + SRC(1) + (SRC(1)>>1); */ \
510 vec_s16_t a7v = vec_add( vec_add(s5, s3), vec_add(s1, vec_sra(s1, onev)) );\
511 /* b1 = (a7>>2) + a1; */ \
512 vec_s16_t b1v = vec_add( vec_sra(a7v, twov), a1v); \
513 /* b3 = a3 + (a5>>2); */ \
514 vec_s16_t b3v = vec_add(a3v, vec_sra(a5v, twov)); \
515 /* b5 = (a3>>2) - a5; */ \
516 vec_s16_t b5v = vec_sub( vec_sra(a3v, twov), a5v); \
517 /* b7 = a7 - (a1>>2); */ \
518 vec_s16_t b7v = vec_sub( a7v, vec_sra(a1v, twov)); \
519 /* DST(0, b0 + b7); */ \
520 d0 = vec_add(b0v, b7v); \
521 /* DST(1, b2 + b5); */ \
522 d1 = vec_add(b2v, b5v); \
523 /* DST(2, b4 + b3); */ \
524 d2 = vec_add(b4v, b3v); \
525 /* DST(3, b6 + b1); */ \
526 d3 = vec_add(b6v, b1v); \
527 /* DST(4, b6 - b1); */ \
528 d4 = vec_sub(b6v, b1v); \
529 /* DST(5, b4 - b3); */ \
530 d5 = vec_sub(b4v, b3v); \
531 /* DST(6, b2 - b5); */ \
532 d6 = vec_sub(b2v, b5v); \
533 /* DST(7, b0 - b7); */ \
534 d7 = vec_sub(b0v, b7v); \
537 #define ALTIVEC_STORE_SUM_CLIP(dest, idctv, perm_ldv, perm_stv, sel) { \
538 /* unaligned load */ \
539 vec_u8_t hv = vec_ld( 0, dest ); \
540 vec_u8_t lv = vec_ld( 7, dest ); \
541 vec_u8_t dstv = vec_perm( hv, lv, (vec_u8_t)perm_ldv ); \
542 vec_s16_t idct_sh6 = vec_sra(idctv, sixv); \
543 vec_u16_t dst16 = (vec_u16_t)vec_mergeh(zero_u8v, dstv); \
544 vec_s16_t idstsum = vec_adds(idct_sh6, (vec_s16_t)dst16); \
545 vec_u8_t idstsum8 = vec_packsu(zero_s16v, idstsum); \
547 /* unaligned store */ \
548 vec_u8_t bodyv = vec_perm( idstsum8, idstsum8, perm_stv );\
549 vec_u8_t edgelv = vec_perm( sel, zero_u8v, perm_stv ); \
550 lv = vec_sel( lv, bodyv, edgelv ); \
551 vec_st( lv, 7, dest ); \
552 hv = vec_ld( 0, dest ); \
553 edgehv = vec_perm( zero_u8v, sel, perm_stv ); \
554 hv = vec_sel( hv, bodyv, edgehv ); \
555 vec_st( hv, 0, dest ); \
558 void ff_h264_idct8_add_altivec( uint8_t *dst
, DCTELEM
*dct
, int stride
) {
559 vec_s16_t s0
, s1
, s2
, s3
, s4
, s5
, s6
, s7
;
560 vec_s16_t d0
, d1
, d2
, d3
, d4
, d5
, d6
, d7
;
561 vec_s16_t idct0
, idct1
, idct2
, idct3
, idct4
, idct5
, idct6
, idct7
;
563 vec_u8_t perm_ldv
= vec_lvsl(0, dst
);
564 vec_u8_t perm_stv
= vec_lvsr(8, dst
);
566 const vec_u16_t onev
= vec_splat_u16(1);
567 const vec_u16_t twov
= vec_splat_u16(2);
568 const vec_u16_t sixv
= vec_splat_u16(6);
570 const vec_u8_t sel
= (vec_u8_t
) AVV(0,0,0,0,0,0,0,0,
571 -1,-1,-1,-1,-1,-1,-1,-1);
574 dct
[0] += 32; // rounding for the >>6 at the end
576 s0
= vec_ld(0x00, (int16_t*)dct
);
577 s1
= vec_ld(0x10, (int16_t*)dct
);
578 s2
= vec_ld(0x20, (int16_t*)dct
);
579 s3
= vec_ld(0x30, (int16_t*)dct
);
580 s4
= vec_ld(0x40, (int16_t*)dct
);
581 s5
= vec_ld(0x50, (int16_t*)dct
);
582 s6
= vec_ld(0x60, (int16_t*)dct
);
583 s7
= vec_ld(0x70, (int16_t*)dct
);
585 IDCT8_1D_ALTIVEC(s0
, s1
, s2
, s3
, s4
, s5
, s6
, s7
,
586 d0
, d1
, d2
, d3
, d4
, d5
, d6
, d7
);
588 TRANSPOSE8( d0
, d1
, d2
, d3
, d4
, d5
, d6
, d7
);
590 IDCT8_1D_ALTIVEC(d0
, d1
, d2
, d3
, d4
, d5
, d6
, d7
,
591 idct0
, idct1
, idct2
, idct3
, idct4
, idct5
, idct6
, idct7
);
593 ALTIVEC_STORE_SUM_CLIP(&dst
[0*stride
], idct0
, perm_ldv
, perm_stv
, sel
);
594 ALTIVEC_STORE_SUM_CLIP(&dst
[1*stride
], idct1
, perm_ldv
, perm_stv
, sel
);
595 ALTIVEC_STORE_SUM_CLIP(&dst
[2*stride
], idct2
, perm_ldv
, perm_stv
, sel
);
596 ALTIVEC_STORE_SUM_CLIP(&dst
[3*stride
], idct3
, perm_ldv
, perm_stv
, sel
);
597 ALTIVEC_STORE_SUM_CLIP(&dst
[4*stride
], idct4
, perm_ldv
, perm_stv
, sel
);
598 ALTIVEC_STORE_SUM_CLIP(&dst
[5*stride
], idct5
, perm_ldv
, perm_stv
, sel
);
599 ALTIVEC_STORE_SUM_CLIP(&dst
[6*stride
], idct6
, perm_ldv
, perm_stv
, sel
);
600 ALTIVEC_STORE_SUM_CLIP(&dst
[7*stride
], idct7
, perm_ldv
, perm_stv
, sel
);
603 #define transpose4x16(r0, r1, r2, r3) { \
604 register vector unsigned char r4; \
605 register vector unsigned char r5; \
606 register vector unsigned char r6; \
607 register vector unsigned char r7; \
609 r4 = vec_mergeh(r0, r2); /*0, 2 set 0*/ \
610 r5 = vec_mergel(r0, r2); /*0, 2 set 1*/ \
611 r6 = vec_mergeh(r1, r3); /*1, 3 set 0*/ \
612 r7 = vec_mergel(r1, r3); /*1, 3 set 1*/ \
614 r0 = vec_mergeh(r4, r6); /*all set 0*/ \
615 r1 = vec_mergel(r4, r6); /*all set 1*/ \
616 r2 = vec_mergeh(r5, r7); /*all set 2*/ \
617 r3 = vec_mergel(r5, r7); /*all set 3*/ \
620 static inline void write16x4(uint8_t *dst
, int dst_stride
,
621 register vector
unsigned char r0
, register vector
unsigned char r1
,
622 register vector
unsigned char r2
, register vector
unsigned char r3
) {
623 DECLARE_ALIGNED_16(unsigned char, result
[64]);
624 uint32_t *src_int
= (uint32_t *)result
, *dst_int
= (uint32_t *)dst
;
625 int int_dst_stride
= dst_stride
/4;
627 vec_st(r0
, 0, result
);
628 vec_st(r1
, 16, result
);
629 vec_st(r2
, 32, result
);
630 vec_st(r3
, 48, result
);
631 /* FIXME: there has to be a better way!!!! */
633 *(dst_int
+ int_dst_stride
) = *(src_int
+ 1);
634 *(dst_int
+ 2*int_dst_stride
) = *(src_int
+ 2);
635 *(dst_int
+ 3*int_dst_stride
) = *(src_int
+ 3);
636 *(dst_int
+ 4*int_dst_stride
) = *(src_int
+ 4);
637 *(dst_int
+ 5*int_dst_stride
) = *(src_int
+ 5);
638 *(dst_int
+ 6*int_dst_stride
) = *(src_int
+ 6);
639 *(dst_int
+ 7*int_dst_stride
) = *(src_int
+ 7);
640 *(dst_int
+ 8*int_dst_stride
) = *(src_int
+ 8);
641 *(dst_int
+ 9*int_dst_stride
) = *(src_int
+ 9);
642 *(dst_int
+10*int_dst_stride
) = *(src_int
+ 10);
643 *(dst_int
+11*int_dst_stride
) = *(src_int
+ 11);
644 *(dst_int
+12*int_dst_stride
) = *(src_int
+ 12);
645 *(dst_int
+13*int_dst_stride
) = *(src_int
+ 13);
646 *(dst_int
+14*int_dst_stride
) = *(src_int
+ 14);
647 *(dst_int
+15*int_dst_stride
) = *(src_int
+ 15);
650 /** \brief performs a 6x16 transpose of data in src, and stores it to dst
651 \todo FIXME: see if we can't spare some vec_lvsl() by them factorizing
652 out of unaligned_load() */
653 #define readAndTranspose16x6(src, src_stride, r8, r9, r10, r11, r12, r13) {\
654 register vector unsigned char r0 = unaligned_load(0, src);\
655 register vector unsigned char r1 = unaligned_load( src_stride, src);\
656 register vector unsigned char r2 = unaligned_load(2* src_stride, src);\
657 register vector unsigned char r3 = unaligned_load(3* src_stride, src);\
658 register vector unsigned char r4 = unaligned_load(4* src_stride, src);\
659 register vector unsigned char r5 = unaligned_load(5* src_stride, src);\
660 register vector unsigned char r6 = unaligned_load(6* src_stride, src);\
661 register vector unsigned char r7 = unaligned_load(7* src_stride, src);\
662 register vector unsigned char r14 = unaligned_load(14*src_stride, src);\
663 register vector unsigned char r15 = unaligned_load(15*src_stride, src);\
665 r8 = unaligned_load( 8*src_stride, src); \
666 r9 = unaligned_load( 9*src_stride, src); \
667 r10 = unaligned_load(10*src_stride, src); \
668 r11 = unaligned_load(11*src_stride, src); \
669 r12 = unaligned_load(12*src_stride, src); \
670 r13 = unaligned_load(13*src_stride, src); \
672 /*Merge first pairs*/ \
673 r0 = vec_mergeh(r0, r8); /*0, 8*/ \
674 r1 = vec_mergeh(r1, r9); /*1, 9*/ \
675 r2 = vec_mergeh(r2, r10); /*2,10*/ \
676 r3 = vec_mergeh(r3, r11); /*3,11*/ \
677 r4 = vec_mergeh(r4, r12); /*4,12*/ \
678 r5 = vec_mergeh(r5, r13); /*5,13*/ \
679 r6 = vec_mergeh(r6, r14); /*6,14*/ \
680 r7 = vec_mergeh(r7, r15); /*7,15*/ \
682 /*Merge second pairs*/ \
683 r8 = vec_mergeh(r0, r4); /*0,4, 8,12 set 0*/ \
684 r9 = vec_mergel(r0, r4); /*0,4, 8,12 set 1*/ \
685 r10 = vec_mergeh(r1, r5); /*1,5, 9,13 set 0*/ \
686 r11 = vec_mergel(r1, r5); /*1,5, 9,13 set 1*/ \
687 r12 = vec_mergeh(r2, r6); /*2,6,10,14 set 0*/ \
688 r13 = vec_mergel(r2, r6); /*2,6,10,14 set 1*/ \
689 r14 = vec_mergeh(r3, r7); /*3,7,11,15 set 0*/ \
690 r15 = vec_mergel(r3, r7); /*3,7,11,15 set 1*/ \
693 r0 = vec_mergeh(r8, r12); /*0,2,4,6,8,10,12,14 set 0*/ \
694 r1 = vec_mergel(r8, r12); /*0,2,4,6,8,10,12,14 set 1*/ \
695 r2 = vec_mergeh(r9, r13); /*0,2,4,6,8,10,12,14 set 2*/ \
696 r4 = vec_mergeh(r10, r14); /*1,3,5,7,9,11,13,15 set 0*/ \
697 r5 = vec_mergel(r10, r14); /*1,3,5,7,9,11,13,15 set 1*/ \
698 r6 = vec_mergeh(r11, r15); /*1,3,5,7,9,11,13,15 set 2*/ \
699 /* Don't need to compute 3 and 7*/ \
702 r8 = vec_mergeh(r0, r4); /*all set 0*/ \
703 r9 = vec_mergel(r0, r4); /*all set 1*/ \
704 r10 = vec_mergeh(r1, r5); /*all set 2*/ \
705 r11 = vec_mergel(r1, r5); /*all set 3*/ \
706 r12 = vec_mergeh(r2, r6); /*all set 4*/ \
707 r13 = vec_mergel(r2, r6); /*all set 5*/ \
708 /* Don't need to compute 14 and 15*/ \
712 // out: o = |x-y| < a
713 static inline vector
unsigned char diff_lt_altivec ( register vector
unsigned char x
,
714 register vector
unsigned char y
,
715 register vector
unsigned char a
) {
717 register vector
unsigned char diff
= vec_subs(x
, y
);
718 register vector
unsigned char diffneg
= vec_subs(y
, x
);
719 register vector
unsigned char o
= vec_or(diff
, diffneg
); /* |x-y| */
720 o
= (vector
unsigned char)vec_cmplt(o
, a
);
724 static inline vector
unsigned char h264_deblock_mask ( register vector
unsigned char p0
,
725 register vector
unsigned char p1
,
726 register vector
unsigned char q0
,
727 register vector
unsigned char q1
,
728 register vector
unsigned char alpha
,
729 register vector
unsigned char beta
) {
731 register vector
unsigned char mask
;
732 register vector
unsigned char tempmask
;
734 mask
= diff_lt_altivec(p0
, q0
, alpha
);
735 tempmask
= diff_lt_altivec(p1
, p0
, beta
);
736 mask
= vec_and(mask
, tempmask
);
737 tempmask
= diff_lt_altivec(q1
, q0
, beta
);
738 mask
= vec_and(mask
, tempmask
);
743 // out: p1 = clip((p2 + ((p0 + q0 + 1) >> 1)) >> 1, p1-tc0, p1+tc0)
744 #define h264_deblock_q1(p0, p1, p2, q0, tc0) { \
746 register vector unsigned char average = vec_avg(p0, q0); \
747 register vector unsigned char temp; \
748 register vector unsigned char uncliped; \
749 register vector unsigned char ones; \
750 register vector unsigned char max; \
751 register vector unsigned char min; \
753 temp = vec_xor(average, p2); \
754 average = vec_avg(average, p2); /*avg(p2, avg(p0, q0)) */ \
755 ones = vec_splat_u8(1); \
756 temp = vec_and(temp, ones); /*(p2^avg(p0, q0)) & 1 */ \
757 uncliped = vec_subs(average, temp); /*(p2+((p0+q0+1)>>1))>>1 */\
758 max = vec_adds(p1, tc0); \
759 min = vec_subs(p1, tc0); \
760 p1 = vec_max(min, uncliped); \
761 p1 = vec_min(max, p1); \
764 #define h264_deblock_p0_q0(p0, p1, q0, q1, tc0masked) { \
766 const vector unsigned char A0v = vec_sl(vec_splat_u8(10), vec_splat_u8(4)); \
768 register vector unsigned char pq0bit = vec_xor(p0,q0); \
769 register vector unsigned char temp; \
770 register vector unsigned char q1minus; \
771 register vector unsigned char p0minus; \
772 register vector unsigned char stage1; \
773 register vector unsigned char stage2; \
774 register vector unsigned char vec160; \
775 register vector unsigned char delta; \
776 register vector unsigned char deltaneg; \
778 temp = (vector unsigned char)vec_cmpeq(p0, p0); \
779 q1minus = vec_xor(temp, q1); /* 255 - q1 */ \
780 stage1 = vec_avg(p1, q1minus); /* (p1 - q1 + 256)>>1 */ \
781 stage2 = vec_sr(stage1, vec_splat_u8(1)); /* (p1 - q1 + 256)>>2 = 64 + (p1 - q1) >> 2 */ \
782 p0minus = vec_xor(temp, p0); /* 255 - p0 */ \
783 stage1 = vec_avg(q0, p0minus); /* (q0 - p0 + 256)>>1 */ \
784 pq0bit = vec_and(pq0bit, vec_splat_u8(1)); \
785 stage2 = vec_avg(stage2, pq0bit); /* 32 + ((q0 - p0)&1 + (p1 - q1) >> 2 + 1) >> 1 */ \
786 stage2 = vec_adds(stage2, stage1); /* 160 + ((p0 - q0) + (p1 - q1) >> 2 + 1) >> 1 */ \
787 vec160 = vec_ld(0, &A0v); \
788 deltaneg = vec_subs(vec160, stage2); /* -d */ \
789 delta = vec_subs(stage2, vec160); /* d */ \
790 deltaneg = vec_min(tc0masked, deltaneg); \
791 delta = vec_min(tc0masked, delta); \
792 p0 = vec_subs(p0, deltaneg); \
793 q0 = vec_subs(q0, delta); \
794 p0 = vec_adds(p0, delta); \
795 q0 = vec_adds(q0, deltaneg); \
798 #define h264_loop_filter_luma_altivec(p2, p1, p0, q0, q1, q2, alpha, beta, tc0) { \
799 DECLARE_ALIGNED_16(unsigned char, temp[16]); \
800 register vector unsigned char alphavec; \
801 register vector unsigned char betavec; \
802 register vector unsigned char mask; \
803 register vector unsigned char p1mask; \
804 register vector unsigned char q1mask; \
805 register vector unsigned char tc0vec; \
806 register vector unsigned char finaltc0; \
807 register vector unsigned char tc0masked; \
811 alphavec = vec_ld(0, temp); \
812 betavec = vec_splat(alphavec, 0x1); \
813 alphavec = vec_splat(alphavec, 0x0); \
814 mask = h264_deblock_mask(p0, p1, q0, q1, alphavec, betavec); /*if in block */ \
816 *((int *)temp) = *((int *)tc0); \
817 tc0vec = vec_ld(0, temp); \
818 tc0vec = vec_mergeh(tc0vec, tc0vec); \
819 tc0vec = vec_mergeh(tc0vec, tc0vec); \
820 mask = vec_and(mask, vec_cmpgt(tc0vec, vec_splat_u8(-1))); /* if tc0[i] >= 0 */ \
821 finaltc0 = vec_and(tc0vec, mask); /*tc = tc0[i]*/ \
823 p1mask = diff_lt_altivec(p2, p0, betavec); \
824 p1mask = vec_and(p1mask, mask); /* if( |p2 - p0| < beta) */ \
825 tc0masked = vec_and(p1mask, tc0vec); \
826 finaltc0 = vec_sub(finaltc0, p1mask); /* tc++ */ \
827 h264_deblock_q1(p0, p1, p2, q0, tc0masked); \
830 q1mask = diff_lt_altivec(q2, q0, betavec); \
831 q1mask = vec_and(q1mask, mask); /* if ( |q2 - q0| < beta ) */\
832 tc0masked = vec_and(q1mask, tc0vec); \
833 finaltc0 = vec_sub(finaltc0, q1mask); /* tc++ */ \
834 h264_deblock_q1(p0, q1, q2, q0, tc0masked); \
837 h264_deblock_p0_q0(p0, p1, q0, q1, finaltc0); \
840 static void h264_v_loop_filter_luma_altivec(uint8_t *pix
, int stride
, int alpha
, int beta
, int8_t *tc0
) {
842 if((tc0
[0] & tc0
[1] & tc0
[2] & tc0
[3]) >= 0) {
843 register vector
unsigned char p2
= vec_ld(-3*stride
, pix
);
844 register vector
unsigned char p1
= vec_ld(-2*stride
, pix
);
845 register vector
unsigned char p0
= vec_ld(-1*stride
, pix
);
846 register vector
unsigned char q0
= vec_ld(0, pix
);
847 register vector
unsigned char q1
= vec_ld(stride
, pix
);
848 register vector
unsigned char q2
= vec_ld(2*stride
, pix
);
849 h264_loop_filter_luma_altivec(p2
, p1
, p0
, q0
, q1
, q2
, alpha
, beta
, tc0
);
850 vec_st(p1
, -2*stride
, pix
);
851 vec_st(p0
, -1*stride
, pix
);
853 vec_st(q1
, stride
, pix
);
857 static void h264_h_loop_filter_luma_altivec(uint8_t *pix
, int stride
, int alpha
, int beta
, int8_t *tc0
) {
859 register vector
unsigned char line0
, line1
, line2
, line3
, line4
, line5
;
860 if((tc0
[0] & tc0
[1] & tc0
[2] & tc0
[3]) < 0)
862 readAndTranspose16x6(pix
-3, stride
, line0
, line1
, line2
, line3
, line4
, line5
);
863 h264_loop_filter_luma_altivec(line0
, line1
, line2
, line3
, line4
, line5
, alpha
, beta
, tc0
);
864 transpose4x16(line1
, line2
, line3
, line4
);
865 write16x4(pix
-2, stride
, line1
, line2
, line3
, line4
);
868 void dsputil_h264_init_ppc(DSPContext
* c
, AVCodecContext
*avctx
) {
872 c
->put_h264_chroma_pixels_tab
[0] = put_h264_chroma_mc8_altivec
;
873 c
->put_no_rnd_h264_chroma_pixels_tab
[0] = put_no_rnd_h264_chroma_mc8_altivec
;
874 c
->avg_h264_chroma_pixels_tab
[0] = avg_h264_chroma_mc8_altivec
;
875 c
->h264_idct_add
= ff_h264_idct_add_altivec
;
876 c
->h264_idct8_add
= ff_h264_idct8_add_altivec
;
877 c
->h264_v_loop_filter_luma
= h264_v_loop_filter_luma_altivec
;
878 c
->h264_h_loop_filter_luma
= h264_h_loop_filter_luma_altivec
;
880 #define dspfunc(PFX, IDX, NUM) \
881 c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_altivec; \
882 c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_altivec; \
883 c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_altivec; \
884 c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_altivec; \
885 c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_altivec; \
886 c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_altivec; \
887 c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_altivec; \
888 c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_altivec; \
889 c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_altivec; \
890 c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_altivec; \
891 c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_altivec; \
892 c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_altivec; \
893 c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_altivec; \
894 c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_altivec; \
895 c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_altivec; \
896 c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_altivec
898 dspfunc(put_h264_qpel
, 0, 16);
899 dspfunc(avg_h264_qpel
, 0, 16);
903 #endif /* HAVE_ALTIVEC */
905 // Non-AltiVec PPC optimisations