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cosmetics: Fix AltiVec spelling.

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Originally committed as revision 10639 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Diego Biurrun 2007-10-02 10:34:57 +00:00
parent 6006a68989
commit a1d0b6a277
5 changed files with 7 additions and 7 deletions
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4
doc/optimization.txt
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@ -168,10 +168,10 @@ http://download.intel.com/design/intelxscale/27347302.pdf
PowerPC-specific: PowerPC-specific:
PowerPC32/Altivec PIM: PowerPC32/AltiVec PIM:
www.freescale.com/files/32bit/doc/ref_manual/ALTIVECPEM.pdf www.freescale.com/files/32bit/doc/ref_manual/ALTIVECPEM.pdf
PowerPC32/Altivec PEM: PowerPC32/AltiVec PEM:
www.freescale.com/files/32bit/doc/ref_manual/ALTIVECPIM.pdf www.freescale.com/files/32bit/doc/ref_manual/ALTIVECPIM.pdf
CELL/SPU: CELL/SPU:

2
libavcodec/ppc/dsputil_altivec.c
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@ -216,7 +216,7 @@ int sad16_xy2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int
pix3iv = vec_perm(tv[0], tv[1], vec_lvsl(0, &pix3[1])); pix3iv = vec_perm(tv[0], tv[1], vec_lvsl(0, &pix3[1]));
/* /*
Note that Altivec does have vec_avg, but this works on vector pairs Note that AltiVec does have vec_avg, but this works on vector pairs
and rounds up. We could do avg(avg(a,b),avg(c,d)), but the rounding and rounds up. We could do avg(avg(a,b),avg(c,d)), but the rounding
would mean that, for example, avg(3,0,0,1) = 2, when it should be 1. would mean that, for example, avg(3,0,0,1) = 2, when it should be 1.
Instead, we have to split the pixel vectors into vectors of shorts, Instead, we have to split the pixel vectors into vectors of shorts,

2
libavcodec/ppc/dsputil_ppc.c
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@ -257,7 +257,7 @@ static void prefetch_ppc(void *mem, int stride, int h)
void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx) void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
{ {
// Common optimizations whether Altivec is available or not // Common optimizations whether AltiVec is available or not
c->prefetch = prefetch_ppc; c->prefetch = prefetch_ppc;
switch (check_dcbzl_effect()) { switch (check_dcbzl_effect()) {
case 32: case 32:

4
libavcodec/ppc/mpegvideo_ppc.c
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@ -51,14 +51,14 @@ void MPV_common_init_ppc(MpegEncContext *s)
(((long)(s->q_inter_matrix) & 0x0f) != 0)) (((long)(s->q_inter_matrix) & 0x0f) != 0))
{ {
av_log(s->avctx, AV_LOG_INFO, "Internal Error: q-matrix blocks must be 16-byte aligned " av_log(s->avctx, AV_LOG_INFO, "Internal Error: q-matrix blocks must be 16-byte aligned "
"to use Altivec DCT. Reverting to non-altivec version.\n"); "to use AltiVec DCT. Reverting to non-AltiVec version.\n");
return; return;
} }
if (((long)(s->intra_scantable.inverse) & 0x0f) != 0) if (((long)(s->intra_scantable.inverse) & 0x0f) != 0)
{ {
av_log(s->avctx, AV_LOG_INFO, "Internal Error: scan table blocks must be 16-byte aligned " av_log(s->avctx, AV_LOG_INFO, "Internal Error: scan table blocks must be 16-byte aligned "
"to use Altivec DCT. Reverting to non-altivec version.\n"); "to use AltiVec DCT. Reverting to non-AltiVec version.\n");
return; return;
} }

2
libavcodec/ppc/snow_altivec.c
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@ -1,5 +1,5 @@
/* /*
* Altivec optimized snow DSP utils * AltiVec-optimized snow DSP utils
* Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org>
* *
* This file is part of FFmpeg. * This file is part of FFmpeg.