#include "config.h"#include "libavutil/ppc/types_altivec.h"#include "libavutil/ppc/util_altivec.h"#include "libavcodec/dsputil.h"#include "dsputil_altivec.h"Go to the source code of this file.
Defines | |
| #define | op_avg(a, b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) ) | 
| #define | ONEITERBUTTERFLY(i, res) | 
| #define | ONEITERBUTTERFLY(i, res1, res2) | 
Functions | |
| static int | sad16_x2_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| static int | sad16_y2_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| static int | sad16_xy2_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| static int | sad16_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| static int | sad8_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| static int | pix_norm1_altivec (uint8_t *pix, int line_size) | 
| static int | sse8_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| Sum of Squared Errors for a 8x8 block.   | |
| static int | sse16_altivec (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) | 
| Sum of Squared Errors for a 16x16 block.   | |
| static int | pix_sum_altivec (uint8_t *pix, int line_size) | 
| static void | get_pixels_altivec (DCTELEM *av_restrict block, const uint8_t *pixels, int line_size) | 
| static void | diff_pixels_altivec (DCTELEM *av_restrict block, const uint8_t *s1, const uint8_t *s2, int stride) | 
| static void | clear_block_altivec (DCTELEM *block) | 
| static void | add_bytes_altivec (uint8_t *dst, uint8_t *src, int w) | 
| void | ff_put_pixels16_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| void | ff_avg_pixels16_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static void | avg_pixels8_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static void | put_pixels8_xy2_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static void | put_no_rnd_pixels8_xy2_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static void | put_pixels16_xy2_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static void | put_no_rnd_pixels16_xy2_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| static int | hadamard8_diff8x8_altivec (void *s, uint8_t *dst, uint8_t *src, int stride, int h) | 
| static int | hadamard8_diff16x8_altivec (void *s, uint8_t *dst, uint8_t *src, int stride, int h) | 
| static int | hadamard8_diff16_altivec (void *s, uint8_t *dst, uint8_t *src, int stride, int h) | 
| static void | vorbis_inverse_coupling_altivec (float *mag, float *ang, int blocksize) | 
| static void | avg_pixels8_xy2_altivec (uint8_t *block, const uint8_t *pixels, int line_size, int h) | 
| void | ff_dsputil_init_altivec (DSPContext *c, AVCodecContext *avctx) | 
| #define ONEITERBUTTERFLY | ( | i, | |||
| res1, | |||||
| res2 | ) | 
| #define ONEITERBUTTERFLY | ( | i, | |||
| res | ) | 
Value:
{                                                                     \
    register vector unsigned char src1, src2, srcO;                   \
    register vector unsigned char dst1, dst2, dstO;                   \
    register vector signed short srcV, dstV;                          \
    register vector signed short but0, but1, but2, op1, op2, op3;     \
    src1 = vec_ld(stride * i, src);                                   \
    src2 = vec_ld((stride * i) + 15, src);                            \
    srcO = vec_perm(src1, src2, vec_lvsl(stride * i, src));           \
    dst1 = vec_ld(stride * i, dst);                                   \
    dst2 = vec_ld((stride * i) + 15, dst);                            \
    dstO = vec_perm(dst1, dst2, vec_lvsl(stride * i, dst));           \
    /* promote the unsigned chars to signed shorts */                 \
    /* we're in the 8x8 function, we only care for the first 8 */     \
    srcV = (vector signed short)vec_mergeh((vector signed char)vzero, \
           (vector signed char)srcO);                                 \
    dstV = (vector signed short)vec_mergeh((vector signed char)vzero, \
           (vector signed char)dstO);                                 \
    /* subtractions inside the first butterfly */                     \
    but0 = vec_sub(srcV, dstV);                                       \
    op1  = vec_perm(but0, but0, perm1);                               \
    but1 = vec_mladd(but0, vprod1, op1);                              \
    op2  = vec_perm(but1, but1, perm2);                               \
    but2 = vec_mladd(but1, vprod2, op2);                              \
    op3  = vec_perm(but2, but2, perm3);                               \
    res  = vec_mladd(but2, vprod3, op3);                              \
    }
Referenced by hadamard8_diff16x8_altivec(), and hadamard8_diff8x8_altivec().
| #define op_avg | ( | a, | |||
| b | ) | a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) ) | 
Definition at line 651 of file dsputil_altivec.c.
| static void clear_block_altivec | ( | DCTELEM * | block | ) |  [static] | 
        
| void ff_dsputil_init_altivec | ( | DSPContext * | c, | |
| AVCodecContext * | avctx | |||
| ) | 
Definition at line 610 of file dsputil_altivec.c.
Referenced by ff_dsputil_init_altivec(), and put_vp8_pixels16_altivec().
| static int sse16_altivec | ( | void * | v, | |
| uint8_t * | pix1, | |||
| uint8_t * | pix2, | |||
| int | line_size, | |||
| int | h | |||
| ) |  [static] | 
        
Sum of Squared Errors for a 16x16 block.
AltiVec-enhanced. It's the sad16_altivec code above w/ squaring added.
Definition at line 404 of file dsputil_altivec.c.
Referenced by ff_dsputil_init_altivec().
Sum of Squared Errors for a 8x8 block.
AltiVec-enhanced. It's the sad8_altivec code above w/ squaring added.
Definition at line 351 of file dsputil_altivec.c.
Referenced by ff_dsputil_init_altivec().
| static void vorbis_inverse_coupling_altivec | ( | float * | mag, | |
| float * | ang, | |||
| int | blocksize | |||
| ) |  [static] | 
        
 1.5.8