diff options
| -rw-r--r-- | doc/optimization.txt | 4 | ||||
| -rw-r--r-- | libavcodec/ppc/dsputil_altivec.c | 2 | ||||
| -rw-r--r-- | libavcodec/ppc/dsputil_ppc.c | 2 | ||||
| -rw-r--r-- | libavcodec/ppc/mpegvideo_ppc.c | 4 | ||||
| -rw-r--r-- | libavcodec/ppc/snow_altivec.c | 2 |
5 files changed, 7 insertions, 7 deletions
diff --git a/doc/optimization.txt b/doc/optimization.txt index c54eaf8bad..f42eaba12c 100644 --- a/doc/optimization.txt +++ b/doc/optimization.txt @@ -168,10 +168,10 @@ http://download.intel.com/design/intelxscale/27347302.pdf PowerPC-specific: -PowerPC32/Altivec PIM: +PowerPC32/AltiVec PIM: 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 CELL/SPU: diff --git a/libavcodec/ppc/dsputil_altivec.c b/libavcodec/ppc/dsputil_altivec.c index ce89428ac9..0fb13d91eb 100644 --- a/libavcodec/ppc/dsputil_altivec.c +++ b/libavcodec/ppc/dsputil_altivec.c @@ -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])); /* - 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 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, diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c index 3f22449b4e..4a328d4054 100644 --- a/libavcodec/ppc/dsputil_ppc.c +++ b/libavcodec/ppc/dsputil_ppc.c @@ -257,7 +257,7 @@ static void prefetch_ppc(void *mem, int stride, int h) 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; switch (check_dcbzl_effect()) { case 32: diff --git a/libavcodec/ppc/mpegvideo_ppc.c b/libavcodec/ppc/mpegvideo_ppc.c index a7ba9d66f3..0720c7dacb 100644 --- a/libavcodec/ppc/mpegvideo_ppc.c +++ b/libavcodec/ppc/mpegvideo_ppc.c @@ -51,14 +51,14 @@ void MPV_common_init_ppc(MpegEncContext *s) (((long)(s->q_inter_matrix) & 0x0f) != 0)) { 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; } 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 " - "to use Altivec DCT. Reverting to non-altivec version.\n"); + "to use AltiVec DCT. Reverting to non-AltiVec version.\n"); return; } diff --git a/libavcodec/ppc/snow_altivec.c b/libavcodec/ppc/snow_altivec.c index f77114132c..8770f05f5b 100644 --- a/libavcodec/ppc/snow_altivec.c +++ b/libavcodec/ppc/snow_altivec.c @@ -1,5 +1,5 @@ /* - * Altivec optimized snow DSP utils + * AltiVec-optimized snow DSP utils * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> * * This file is part of FFmpeg. |