h264chroma_template.c File Reference

#include "libavutil/mem.h"
#include "libavutil/ppc/util_altivec.h"

Go to the source code of this file.

Macros
#define	CHROMA_MC8_ALTIVEC_CORE(BIAS1, BIAS2)
#define	CHROMA_MC8_ALTIVEC_CORE_SIMPLE
#define	noop(a)   a
#define	add28(a)   vec_add(v28ss, a)
#define	GET_VSRC1(vs0, off, b, perm0, s)
#define	GET_VSRC(vs0, vs1, off, b, perm0, perm1, s)

Macro Definition Documentation

#define CHROMA_MC8_ALTIVEC_CORE	(		BIAS1,
			BIAS2
	)

Value:

vsrc2ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc2uc);\
        vsrc3ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc3uc);\
\
        psum = vec_mladd(vA, vsrc0ssH, BIAS1);\
        psum = vec_mladd(vB, vsrc1ssH, psum);\
        psum = vec_mladd(vC, vsrc2ssH, psum);\
        psum = vec_mladd(vD, vsrc3ssH, psum);\
        psum = BIAS2(psum);\
        psum = vec_sr(psum, v6us);\
\
        vdst = vec_ld(0, dst);\
        ppsum = (vec_u8)vec_pack(psum, psum);\
        vfdst = vec_perm(vdst, ppsum, fperm);\
\
        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
\
        vec_st(fsum, 0, dst);\
\
        vsrc0ssH = vsrc2ssH;\
        vsrc1ssH = vsrc3ssH;\
\
        dst += stride;\
        src += stride;

Definition at line 26 of file h264chroma_template.c.

#define CHROMA_MC8_ALTIVEC_CORE_SIMPLE

Value:

\
        vsrc0ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc0uc);\
        vsrc1ssH = (vec_s16)VEC_MERGEH(zero_u8v,(vec_u8)vsrc1uc);\
\
        psum = vec_mladd(vA, vsrc0ssH, v32ss);\
        psum = vec_mladd(vE, vsrc1ssH, psum);\
        psum = vec_sr(psum, v6us);\
\
        vdst = vec_ld(0, dst);\
        ppsum = (vec_u8)vec_pack(psum, psum);\
        vfdst = vec_perm(vdst, ppsum, fperm);\
\
        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
\
        vec_st(fsum, 0, dst);\
\
        dst += stride;\
        src += stride;

Definition at line 51 of file h264chroma_template.c.

#define noop

(

a

)

a

Definition at line 71 of file h264chroma_template.c.

#define add28

(

a

)

vec_add(v28ss, a)

Definition at line 72 of file h264chroma_template.c.

#define GET_VSRC1	(		vs0,
			off,
			b,
			perm0,
			s
	)

Value:

{            \
    vs0 = vec_vsx_ld(off, s);                        \
 }

Definition at line 102 of file h264chroma_template.c.

#define GET_VSRC	(		vs0,
			vs1,
			off,
			b,
			perm0,
			perm1,
			s
	)

Value:

{ \
    vs0 = vec_vsx_ld(off, s);                        \
    vs1 = vec_vsx_ld(off + 1, s);                    \
 }

Definition at line 105 of file h264chroma_template.c.