Libav 0.7.1
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00001 /* 00002 * DSP utils 00003 * Copyright (c) 2000, 2001, 2002 Fabrice Bellard 00004 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> 00005 * 00006 * This file is part of Libav. 00007 * 00008 * Libav is free software; you can redistribute it and/or 00009 * modify it under the terms of the GNU Lesser General Public 00010 * License as published by the Free Software Foundation; either 00011 * version 2.1 of the License, or (at your option) any later version. 00012 * 00013 * Libav is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 * Lesser General Public License for more details. 00017 * 00018 * You should have received a copy of the GNU Lesser General Public 00019 * License along with Libav; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00021 */ 00022 00030 #ifndef AVCODEC_DSPUTIL_H 00031 #define AVCODEC_DSPUTIL_H 00032 00033 #include "libavutil/intreadwrite.h" 00034 #include "avcodec.h" 00035 00036 00037 //#define DEBUG 00038 /* dct code */ 00039 typedef short DCTELEM; 00040 00041 void fdct_ifast (DCTELEM *data); 00042 void fdct_ifast248 (DCTELEM *data); 00043 void ff_jpeg_fdct_islow (DCTELEM *data); 00044 void ff_fdct248_islow (DCTELEM *data); 00045 00046 void j_rev_dct (DCTELEM *data); 00047 void j_rev_dct4 (DCTELEM *data); 00048 void j_rev_dct2 (DCTELEM *data); 00049 void j_rev_dct1 (DCTELEM *data); 00050 void ff_wmv2_idct_c(DCTELEM *data); 00051 00052 void ff_fdct_mmx(DCTELEM *block); 00053 void ff_fdct_mmx2(DCTELEM *block); 00054 void ff_fdct_sse2(DCTELEM *block); 00055 00056 #define H264_IDCT(depth) \ 00057 void ff_h264_idct8_add_ ## depth ## _c(uint8_t *dst, DCTELEM *block, int stride);\ 00058 void ff_h264_idct_add_ ## depth ## _c(uint8_t *dst, DCTELEM *block, int stride);\ 00059 void ff_h264_idct8_dc_add_ ## depth ## _c(uint8_t *dst, DCTELEM *block, int stride);\ 00060 void ff_h264_idct_dc_add_ ## depth ## _c(uint8_t *dst, DCTELEM *block, int stride);\ 00061 void ff_h264_lowres_idct_add_ ## depth ## _c(uint8_t *dst, int stride, DCTELEM *block);\ 00062 void ff_h264_lowres_idct_put_ ## depth ## _c(uint8_t *dst, int stride, DCTELEM *block);\ 00063 void ff_h264_idct_add16_ ## depth ## _c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);\ 00064 void ff_h264_idct_add16intra_ ## depth ## _c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);\ 00065 void ff_h264_idct8_add4_ ## depth ## _c(uint8_t *dst, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);\ 00066 void ff_h264_idct_add8_ ## depth ## _c(uint8_t **dest, const int *blockoffset, DCTELEM *block, int stride, const uint8_t nnzc[6*8]);\ 00067 void ff_h264_luma_dc_dequant_idct_ ## depth ## _c(DCTELEM *output, DCTELEM *input, int qmul);\ 00068 void ff_h264_chroma_dc_dequant_idct_ ## depth ## _c(DCTELEM *block, int qmul); 00069 00070 H264_IDCT( 8) 00071 H264_IDCT( 9) 00072 H264_IDCT(10) 00073 00074 void ff_svq3_luma_dc_dequant_idct_c(DCTELEM *output, DCTELEM *input, int qp); 00075 void ff_svq3_add_idct_c(uint8_t *dst, DCTELEM *block, int stride, int qp, int dc); 00076 00077 /* encoding scans */ 00078 extern const uint8_t ff_alternate_horizontal_scan[64]; 00079 extern const uint8_t ff_alternate_vertical_scan[64]; 00080 extern const uint8_t ff_zigzag_direct[64]; 00081 extern const uint8_t ff_zigzag248_direct[64]; 00082 00083 /* pixel operations */ 00084 #define MAX_NEG_CROP 1024 00085 00086 /* temporary */ 00087 extern uint32_t ff_squareTbl[512]; 00088 extern uint8_t ff_cropTbl[256 + 2 * MAX_NEG_CROP]; 00089 00090 #define PUTAVG_PIXELS(depth)\ 00091 void ff_put_pixels8x8_ ## depth ## _c(uint8_t *dst, uint8_t *src, int stride);\ 00092 void ff_avg_pixels8x8_ ## depth ## _c(uint8_t *dst, uint8_t *src, int stride);\ 00093 void ff_put_pixels16x16_ ## depth ## _c(uint8_t *dst, uint8_t *src, int stride);\ 00094 void ff_avg_pixels16x16_ ## depth ## _c(uint8_t *dst, uint8_t *src, int stride); 00095 00096 PUTAVG_PIXELS( 8) 00097 PUTAVG_PIXELS( 9) 00098 PUTAVG_PIXELS(10) 00099 00100 #define ff_put_pixels8x8_c ff_put_pixels8x8_8_c 00101 #define ff_avg_pixels8x8_c ff_avg_pixels8x8_8_c 00102 #define ff_put_pixels16x16_c ff_put_pixels16x16_8_c 00103 #define ff_avg_pixels16x16_c ff_avg_pixels16x16_8_c 00104 00105 /* VP3 DSP functions */ 00106 void ff_vp3_idct_c(DCTELEM *block/* align 16*/); 00107 void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); 00108 void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); 00109 void ff_vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, const DCTELEM *block/*align 16*/); 00110 00111 void ff_vp3_v_loop_filter_c(uint8_t *src, int stride, int *bounding_values); 00112 void ff_vp3_h_loop_filter_c(uint8_t *src, int stride, int *bounding_values); 00113 00114 /* Bink functions */ 00115 void ff_bink_idct_c (DCTELEM *block); 00116 void ff_bink_idct_add_c(uint8_t *dest, int linesize, DCTELEM *block); 00117 void ff_bink_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block); 00118 00119 /* EA functions */ 00120 void ff_ea_idct_put_c(uint8_t *dest, int linesize, DCTELEM *block); 00121 00122 /* 1/2^n downscaling functions from imgconvert.c */ 00123 void ff_shrink22(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height); 00124 void ff_shrink44(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height); 00125 void ff_shrink88(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height); 00126 00127 void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, 00128 int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height); 00129 00130 /* minimum alignment rules ;) 00131 If you notice errors in the align stuff, need more alignment for some ASM code 00132 for some CPU or need to use a function with less aligned data then send a mail 00133 to the libav-devel mailing list, ... 00134 00135 !warning These alignments might not match reality, (missing attribute((align)) 00136 stuff somewhere possible). 00137 I (Michael) did not check them, these are just the alignments which I think 00138 could be reached easily ... 00139 00140 !future video codecs might need functions with less strict alignment 00141 */ 00142 00143 /* 00144 void get_pixels_c(DCTELEM *block, const uint8_t *pixels, int line_size); 00145 void diff_pixels_c(DCTELEM *block, const uint8_t *s1, const uint8_t *s2, int stride); 00146 void put_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size); 00147 void add_pixels_clamped_c(const DCTELEM *block, uint8_t *pixels, int line_size); 00148 void clear_blocks_c(DCTELEM *blocks); 00149 */ 00150 00151 /* add and put pixel (decoding) */ 00152 // blocksizes for op_pixels_func are 8x4,8x8 16x8 16x16 00153 //h for op_pixels_func is limited to {width/2, width} but never larger than 16 and never smaller then 4 00154 typedef void (*op_pixels_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int h); 00155 typedef void (*tpel_mc_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int w, int h); 00156 typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride); 00157 typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y); 00158 00159 typedef void (*op_fill_func)(uint8_t *block/*align width (8 or 16)*/, uint8_t value, int line_size, int h); 00160 00161 #define DEF_OLD_QPEL(name)\ 00162 void ff_put_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\ 00163 void ff_put_no_rnd_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);\ 00164 void ff_avg_ ## name (uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride); 00165 00166 DEF_OLD_QPEL(qpel16_mc11_old_c) 00167 DEF_OLD_QPEL(qpel16_mc31_old_c) 00168 DEF_OLD_QPEL(qpel16_mc12_old_c) 00169 DEF_OLD_QPEL(qpel16_mc32_old_c) 00170 DEF_OLD_QPEL(qpel16_mc13_old_c) 00171 DEF_OLD_QPEL(qpel16_mc33_old_c) 00172 DEF_OLD_QPEL(qpel8_mc11_old_c) 00173 DEF_OLD_QPEL(qpel8_mc31_old_c) 00174 DEF_OLD_QPEL(qpel8_mc12_old_c) 00175 DEF_OLD_QPEL(qpel8_mc32_old_c) 00176 DEF_OLD_QPEL(qpel8_mc13_old_c) 00177 DEF_OLD_QPEL(qpel8_mc33_old_c) 00178 00179 #define CALL_2X_PIXELS(a, b, n)\ 00180 static void a(uint8_t *block, const uint8_t *pixels, int line_size, int h){\ 00181 b(block , pixels , line_size, h);\ 00182 b(block+n, pixels+n, line_size, h);\ 00183 } 00184 00185 /* motion estimation */ 00186 // h is limited to {width/2, width, 2*width} but never larger than 16 and never smaller then 2 00187 // although currently h<4 is not used as functions with width <8 are neither used nor implemented 00188 typedef int (*me_cmp_func)(void /*MpegEncContext*/ *s, uint8_t *blk1/*align width (8 or 16)*/, uint8_t *blk2/*align 1*/, int line_size, int h)/* __attribute__ ((const))*/; 00189 00193 typedef struct ScanTable{ 00194 const uint8_t *scantable; 00195 uint8_t permutated[64]; 00196 uint8_t raster_end[64]; 00197 #if ARCH_PPC 00198 00199 DECLARE_ALIGNED(16, uint8_t, inverse)[64]; 00200 #endif 00201 } ScanTable; 00202 00203 void ff_init_scantable(uint8_t *, ScanTable *st, const uint8_t *src_scantable); 00204 00205 #define EMULATED_EDGE(depth) \ 00206 void ff_emulated_edge_mc_ ## depth (uint8_t *buf, const uint8_t *src, int linesize,\ 00207 int block_w, int block_h,\ 00208 int src_x, int src_y, int w, int h); 00209 00210 EMULATED_EDGE(8) 00211 EMULATED_EDGE(9) 00212 EMULATED_EDGE(10) 00213 00214 #define ff_emulated_edge_mc ff_emulated_edge_mc_8 00215 00216 void ff_add_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize); 00217 void ff_put_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize); 00218 void ff_put_signed_pixels_clamped_c(const DCTELEM *block, uint8_t *dest, int linesize); 00219 00223 typedef struct DSPContext { 00224 /* pixel ops : interface with DCT */ 00225 void (*get_pixels)(DCTELEM *block/*align 16*/, const uint8_t *pixels/*align 8*/, int line_size); 00226 void (*diff_pixels)(DCTELEM *block/*align 16*/, const uint8_t *s1/*align 8*/, const uint8_t *s2/*align 8*/, int stride); 00227 void (*put_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); 00228 void (*put_signed_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); 00229 void (*put_pixels_nonclamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); 00230 void (*add_pixels_clamped)(const DCTELEM *block/*align 16*/, uint8_t *pixels/*align 8*/, int line_size); 00231 void (*add_pixels8)(uint8_t *pixels, DCTELEM *block, int line_size); 00232 void (*add_pixels4)(uint8_t *pixels, DCTELEM *block, int line_size); 00233 int (*sum_abs_dctelem)(DCTELEM *block/*align 16*/); 00246 void (*emulated_edge_mc)(uint8_t *buf, const uint8_t *src, int linesize, 00247 int block_w, int block_h, 00248 int src_x, int src_y, int w, int h); 00252 void (*gmc1)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x16, int y16, int rounder); 00256 void (*gmc )(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int ox, int oy, 00257 int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height); 00258 void (*clear_block)(DCTELEM *block/*align 16*/); 00259 void (*clear_blocks)(DCTELEM *blocks/*align 16*/); 00260 int (*pix_sum)(uint8_t * pix, int line_size); 00261 int (*pix_norm1)(uint8_t * pix, int line_size); 00262 // 16x16 8x8 4x4 2x2 16x8 8x4 4x2 8x16 4x8 2x4 00263 00264 me_cmp_func sad[6]; /* identical to pix_absAxA except additional void * */ 00265 me_cmp_func sse[6]; 00266 me_cmp_func hadamard8_diff[6]; 00267 me_cmp_func dct_sad[6]; 00268 me_cmp_func quant_psnr[6]; 00269 me_cmp_func bit[6]; 00270 me_cmp_func rd[6]; 00271 me_cmp_func vsad[6]; 00272 me_cmp_func vsse[6]; 00273 me_cmp_func nsse[6]; 00274 me_cmp_func w53[6]; 00275 me_cmp_func w97[6]; 00276 me_cmp_func dct_max[6]; 00277 me_cmp_func dct264_sad[6]; 00278 00279 me_cmp_func me_pre_cmp[6]; 00280 me_cmp_func me_cmp[6]; 00281 me_cmp_func me_sub_cmp[6]; 00282 me_cmp_func mb_cmp[6]; 00283 me_cmp_func ildct_cmp[6]; //only width 16 used 00284 me_cmp_func frame_skip_cmp[6]; //only width 8 used 00285 00286 int (*ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2, 00287 int size); 00288 00299 op_pixels_func put_pixels_tab[4][4]; 00300 00311 op_pixels_func avg_pixels_tab[4][4]; 00312 00323 op_pixels_func put_no_rnd_pixels_tab[4][4]; 00324 00335 op_pixels_func avg_no_rnd_pixels_tab[4][4]; 00336 00337 void (*put_no_rnd_pixels_l2[2])(uint8_t *block/*align width (8 or 16)*/, const uint8_t *a/*align 1*/, const uint8_t *b/*align 1*/, int line_size, int h); 00338 00349 tpel_mc_func put_tpel_pixels_tab[11]; //FIXME individual func ptr per width? 00350 tpel_mc_func avg_tpel_pixels_tab[11]; //FIXME individual func ptr per width? 00351 00352 qpel_mc_func put_qpel_pixels_tab[2][16]; 00353 qpel_mc_func avg_qpel_pixels_tab[2][16]; 00354 qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16]; 00355 qpel_mc_func avg_no_rnd_qpel_pixels_tab[2][16]; 00356 qpel_mc_func put_mspel_pixels_tab[8]; 00357 00361 h264_chroma_mc_func put_h264_chroma_pixels_tab[3]; 00362 h264_chroma_mc_func avg_h264_chroma_pixels_tab[3]; 00363 00364 qpel_mc_func put_h264_qpel_pixels_tab[4][16]; 00365 qpel_mc_func avg_h264_qpel_pixels_tab[4][16]; 00366 00367 qpel_mc_func put_2tap_qpel_pixels_tab[4][16]; 00368 qpel_mc_func avg_2tap_qpel_pixels_tab[4][16]; 00369 00370 me_cmp_func pix_abs[2][4]; 00371 00372 /* huffyuv specific */ 00373 void (*add_bytes)(uint8_t *dst/*align 16*/, uint8_t *src/*align 16*/, int w); 00374 void (*add_bytes_l2)(uint8_t *dst/*align 16*/, uint8_t *src1/*align 16*/, uint8_t *src2/*align 16*/, int w); 00375 void (*diff_bytes)(uint8_t *dst/*align 16*/, uint8_t *src1/*align 16*/, uint8_t *src2/*align 1*/,int w); 00380 void (*sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top); 00381 void (*add_hfyu_median_prediction)(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int w, int *left, int *left_top); 00382 int (*add_hfyu_left_prediction)(uint8_t *dst, const uint8_t *src, int w, int left); 00383 void (*add_hfyu_left_prediction_bgr32)(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue, int *alpha); 00384 /* this might write to dst[w] */ 00385 void (*add_png_paeth_prediction)(uint8_t *dst, uint8_t *src, uint8_t *top, int w, int bpp); 00386 void (*bswap_buf)(uint32_t *dst, const uint32_t *src, int w); 00387 void (*bswap16_buf)(uint16_t *dst, const uint16_t *src, int len); 00388 00389 void (*h263_v_loop_filter)(uint8_t *src, int stride, int qscale); 00390 void (*h263_h_loop_filter)(uint8_t *src, int stride, int qscale); 00391 00392 void (*h261_loop_filter)(uint8_t *src, int stride); 00393 00394 void (*x8_v_loop_filter)(uint8_t *src, int stride, int qscale); 00395 void (*x8_h_loop_filter)(uint8_t *src, int stride, int qscale); 00396 00397 void (*vp3_idct_dc_add)(uint8_t *dest/*align 8*/, int line_size, const DCTELEM *block/*align 16*/); 00398 void (*vp3_v_loop_filter)(uint8_t *src, int stride, int *bounding_values); 00399 void (*vp3_h_loop_filter)(uint8_t *src, int stride, int *bounding_values); 00400 00401 /* assume len is a multiple of 4, and arrays are 16-byte aligned */ 00402 void (*vorbis_inverse_coupling)(float *mag, float *ang, int blocksize); 00403 void (*ac3_downmix)(float (*samples)[256], float (*matrix)[2], int out_ch, int in_ch, int len); 00404 /* assume len is a multiple of 8, and arrays are 16-byte aligned */ 00405 void (*vector_fmul)(float *dst, const float *src0, const float *src1, int len); 00406 void (*vector_fmul_reverse)(float *dst, const float *src0, const float *src1, int len); 00407 /* assume len is a multiple of 8, and src arrays are 16-byte aligned */ 00408 void (*vector_fmul_add)(float *dst, const float *src0, const float *src1, const float *src2, int len); 00409 /* assume len is a multiple of 4, and arrays are 16-byte aligned */ 00410 void (*vector_fmul_window)(float *dst, const float *src0, const float *src1, const float *win, int len); 00411 /* assume len is a multiple of 8, and arrays are 16-byte aligned */ 00412 void (*vector_clipf)(float *dst /* align 16 */, const float *src /* align 16 */, float min, float max, int len /* align 16 */); 00421 void (*vector_fmul_scalar)(float *dst, const float *src, float mul, 00422 int len); 00435 void (*vector_fmul_sv_scalar[2])(float *dst, const float *src, 00436 const float **sv, float mul, int len); 00447 void (*sv_fmul_scalar[2])(float *dst, const float **sv, 00448 float mul, int len); 00455 float (*scalarproduct_float)(const float *v1, const float *v2, int len); 00462 void (*butterflies_float)(float *restrict v1, float *restrict v2, int len); 00463 00464 /* (I)DCT */ 00465 void (*fdct)(DCTELEM *block/* align 16*/); 00466 void (*fdct248)(DCTELEM *block/* align 16*/); 00467 00468 /* IDCT really*/ 00469 void (*idct)(DCTELEM *block/* align 16*/); 00470 00476 void (*idct_put)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); 00477 00482 void (*idct_add)(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/); 00483 00496 uint8_t idct_permutation[64]; 00497 int idct_permutation_type; 00498 #define FF_NO_IDCT_PERM 1 00499 #define FF_LIBMPEG2_IDCT_PERM 2 00500 #define FF_SIMPLE_IDCT_PERM 3 00501 #define FF_TRANSPOSE_IDCT_PERM 4 00502 #define FF_PARTTRANS_IDCT_PERM 5 00503 #define FF_SSE2_IDCT_PERM 6 00504 00505 int (*try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale); 00506 void (*add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale); 00507 #define BASIS_SHIFT 16 00508 #define RECON_SHIFT 6 00509 00510 void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, int w, int h, int sides); 00511 #define EDGE_WIDTH 16 00512 #define EDGE_TOP 1 00513 #define EDGE_BOTTOM 2 00514 00515 void (*prefetch)(void *mem, int stride, int h); 00516 00517 void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height); 00518 00519 /* mlp/truehd functions */ 00520 void (*mlp_filter_channel)(int32_t *state, const int32_t *coeff, 00521 int firorder, int iirorder, 00522 unsigned int filter_shift, int32_t mask, int blocksize, 00523 int32_t *sample_buffer); 00524 00525 /* intrax8 functions */ 00526 void (*x8_spatial_compensation[12])(uint8_t *src , uint8_t *dst, int linesize); 00527 void (*x8_setup_spatial_compensation)(uint8_t *src, uint8_t *dst, int linesize, 00528 int * range, int * sum, int edges); 00529 00535 int32_t (*scalarproduct_int16)(const int16_t *v1, const int16_t *v2/*align 16*/, int len, int shift); 00536 /* ape functions */ 00542 int32_t (*scalarproduct_and_madd_int16)(int16_t *v1/*align 16*/, const int16_t *v2, const int16_t *v3, int len, int mul); 00543 00555 void (*apply_window_int16)(int16_t *output, const int16_t *input, 00556 const int16_t *window, unsigned int len); 00557 00558 /* rv30 functions */ 00559 qpel_mc_func put_rv30_tpel_pixels_tab[4][16]; 00560 qpel_mc_func avg_rv30_tpel_pixels_tab[4][16]; 00561 00562 /* rv40 functions */ 00563 qpel_mc_func put_rv40_qpel_pixels_tab[4][16]; 00564 qpel_mc_func avg_rv40_qpel_pixels_tab[4][16]; 00565 h264_chroma_mc_func put_rv40_chroma_pixels_tab[3]; 00566 h264_chroma_mc_func avg_rv40_chroma_pixels_tab[3]; 00567 00568 /* bink functions */ 00569 op_fill_func fill_block_tab[2]; 00570 void (*scale_block)(const uint8_t src[64]/*align 8*/, uint8_t *dst/*align 8*/, int linesize); 00571 } DSPContext; 00572 00573 void dsputil_static_init(void); 00574 void dsputil_init(DSPContext* p, AVCodecContext *avctx); 00575 00576 int ff_check_alignment(void); 00577 00582 void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last); 00583 00584 void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type); 00585 00586 #define BYTE_VEC32(c) ((c)*0x01010101UL) 00587 #define BYTE_VEC64(c) ((c)*0x0001000100010001UL) 00588 00589 static inline uint32_t rnd_avg32(uint32_t a, uint32_t b) 00590 { 00591 return (a | b) - (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1); 00592 } 00593 00594 static inline uint32_t no_rnd_avg32(uint32_t a, uint32_t b) 00595 { 00596 return (a & b) + (((a ^ b) & ~BYTE_VEC32(0x01)) >> 1); 00597 } 00598 00599 static inline uint64_t rnd_avg64(uint64_t a, uint64_t b) 00600 { 00601 return (a | b) - (((a ^ b) & ~BYTE_VEC64(0x01)) >> 1); 00602 } 00603 00604 static inline uint64_t no_rnd_avg64(uint64_t a, uint64_t b) 00605 { 00606 return (a & b) + (((a ^ b) & ~BYTE_VEC64(0x01)) >> 1); 00607 } 00608 00609 static inline int get_penalty_factor(int lambda, int lambda2, int type){ 00610 switch(type&0xFF){ 00611 default: 00612 case FF_CMP_SAD: 00613 return lambda>>FF_LAMBDA_SHIFT; 00614 case FF_CMP_DCT: 00615 return (3*lambda)>>(FF_LAMBDA_SHIFT+1); 00616 case FF_CMP_W53: 00617 return (4*lambda)>>(FF_LAMBDA_SHIFT); 00618 case FF_CMP_W97: 00619 return (2*lambda)>>(FF_LAMBDA_SHIFT); 00620 case FF_CMP_SATD: 00621 case FF_CMP_DCT264: 00622 return (2*lambda)>>FF_LAMBDA_SHIFT; 00623 case FF_CMP_RD: 00624 case FF_CMP_PSNR: 00625 case FF_CMP_SSE: 00626 case FF_CMP_NSSE: 00627 return lambda2>>FF_LAMBDA_SHIFT; 00628 case FF_CMP_BIT: 00629 return 1; 00630 } 00631 } 00632 00633 void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx); 00634 void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx); 00635 void dsputil_init_bfin(DSPContext* c, AVCodecContext *avctx); 00636 void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx); 00637 void dsputil_init_mmi(DSPContext* c, AVCodecContext *avctx); 00638 void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx); 00639 void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx); 00640 void dsputil_init_sh4(DSPContext* c, AVCodecContext *avctx); 00641 void dsputil_init_vis(DSPContext* c, AVCodecContext *avctx); 00642 00643 void ff_dsputil_init_dwt(DSPContext *c); 00644 void ff_rv30dsp_init(DSPContext* c, AVCodecContext *avctx); 00645 void ff_rv40dsp_init(DSPContext* c, AVCodecContext *avctx); 00646 void ff_intrax8dsp_init(DSPContext* c, AVCodecContext *avctx); 00647 void ff_mlp_init(DSPContext* c, AVCodecContext *avctx); 00648 void ff_mlp_init_x86(DSPContext* c, AVCodecContext *avctx); 00649 00650 #if ARCH_ARM 00651 00652 #if HAVE_NEON 00653 # define STRIDE_ALIGN 16 00654 #endif 00655 00656 #elif ARCH_PPC 00657 00658 #define STRIDE_ALIGN 16 00659 00660 #elif HAVE_MMI 00661 00662 #define STRIDE_ALIGN 16 00663 00664 #endif 00665 00666 #ifndef STRIDE_ALIGN 00667 # define STRIDE_ALIGN 8 00668 #endif 00669 00670 #define LOCAL_ALIGNED_A(a, t, v, s, o, ...) \ 00671 uint8_t la_##v[sizeof(t s o) + (a)]; \ 00672 t (*v) o = (void *)FFALIGN((uintptr_t)la_##v, a) 00673 00674 #define LOCAL_ALIGNED_D(a, t, v, s, o, ...) DECLARE_ALIGNED(a, t, v) s o 00675 00676 #define LOCAL_ALIGNED(a, t, v, ...) LOCAL_ALIGNED_A(a, t, v, __VA_ARGS__,,) 00677 00678 #if HAVE_LOCAL_ALIGNED_8 00679 # define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED_D(8, t, v, __VA_ARGS__,,) 00680 #else 00681 # define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED(8, t, v, __VA_ARGS__) 00682 #endif 00683 00684 #if HAVE_LOCAL_ALIGNED_16 00685 # define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED_D(16, t, v, __VA_ARGS__,,) 00686 #else 00687 # define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED(16, t, v, __VA_ARGS__) 00688 #endif 00689 00690 #define WRAPPER8_16(name8, name16)\ 00691 static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\ 00692 return name8(s, dst , src , stride, h)\ 00693 +name8(s, dst+8 , src+8 , stride, h);\ 00694 } 00695 00696 #define WRAPPER8_16_SQ(name8, name16)\ 00697 static int name16(void /*MpegEncContext*/ *s, uint8_t *dst, uint8_t *src, int stride, int h){\ 00698 int score=0;\ 00699 score +=name8(s, dst , src , stride, 8);\ 00700 score +=name8(s, dst+8 , src+8 , stride, 8);\ 00701 if(h==16){\ 00702 dst += 8*stride;\ 00703 src += 8*stride;\ 00704 score +=name8(s, dst , src , stride, 8);\ 00705 score +=name8(s, dst+8 , src+8 , stride, 8);\ 00706 }\ 00707 return score;\ 00708 } 00709 00710 00711 static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00712 { 00713 int i; 00714 for(i=0; i<h; i++) 00715 { 00716 AV_WN16(dst , AV_RN16(src )); 00717 dst+=dstStride; 00718 src+=srcStride; 00719 } 00720 } 00721 00722 static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00723 { 00724 int i; 00725 for(i=0; i<h; i++) 00726 { 00727 AV_WN32(dst , AV_RN32(src )); 00728 dst+=dstStride; 00729 src+=srcStride; 00730 } 00731 } 00732 00733 static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00734 { 00735 int i; 00736 for(i=0; i<h; i++) 00737 { 00738 AV_WN32(dst , AV_RN32(src )); 00739 AV_WN32(dst+4 , AV_RN32(src+4 )); 00740 dst+=dstStride; 00741 src+=srcStride; 00742 } 00743 } 00744 00745 static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00746 { 00747 int i; 00748 for(i=0; i<h; i++) 00749 { 00750 AV_WN32(dst , AV_RN32(src )); 00751 AV_WN32(dst+4 , AV_RN32(src+4 )); 00752 dst[8]= src[8]; 00753 dst+=dstStride; 00754 src+=srcStride; 00755 } 00756 } 00757 00758 static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00759 { 00760 int i; 00761 for(i=0; i<h; i++) 00762 { 00763 AV_WN32(dst , AV_RN32(src )); 00764 AV_WN32(dst+4 , AV_RN32(src+4 )); 00765 AV_WN32(dst+8 , AV_RN32(src+8 )); 00766 AV_WN32(dst+12, AV_RN32(src+12)); 00767 dst+=dstStride; 00768 src+=srcStride; 00769 } 00770 } 00771 00772 static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h) 00773 { 00774 int i; 00775 for(i=0; i<h; i++) 00776 { 00777 AV_WN32(dst , AV_RN32(src )); 00778 AV_WN32(dst+4 , AV_RN32(src+4 )); 00779 AV_WN32(dst+8 , AV_RN32(src+8 )); 00780 AV_WN32(dst+12, AV_RN32(src+12)); 00781 dst[16]= src[16]; 00782 dst+=dstStride; 00783 src+=srcStride; 00784 } 00785 } 00786 00787 #endif /* AVCODEC_DSPUTIL_H */