diff options
Diffstat (limited to 'libavcodec/ppc/h264chroma_init.c')
-rw-r--r-- | libavcodec/ppc/h264chroma_init.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/libavcodec/ppc/h264chroma_init.c b/libavcodec/ppc/h264chroma_init.c new file mode 100644 index 0000000000..06456ec6e6 --- /dev/null +++ b/libavcodec/ppc/h264chroma_init.c @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#include "libavutil/attributes.h" +#include "libavcodec/h264chroma.h" + +#if HAVE_ALTIVEC +#include "libavutil/cpu.h" +#include "libavutil/intreadwrite.h" +#include "libavutil/ppc/types_altivec.h" +#include "libavutil/ppc/util_altivec.h" +#include "dsputil_altivec.h" + +#define PUT_OP_U8_ALTIVEC(d, s, dst) d = s +#define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s) + +#define OP_U8_ALTIVEC PUT_OP_U8_ALTIVEC +#define PREFIX_h264_chroma_mc8_altivec put_h264_chroma_mc8_altivec +#define PREFIX_h264_chroma_mc8_num altivec_put_h264_chroma_mc8_num +#include "h264chroma_template.c" +#undef OP_U8_ALTIVEC +#undef PREFIX_h264_chroma_mc8_altivec +#undef PREFIX_h264_chroma_mc8_num + +#define OP_U8_ALTIVEC AVG_OP_U8_ALTIVEC +#define PREFIX_h264_chroma_mc8_altivec avg_h264_chroma_mc8_altivec +#define PREFIX_h264_chroma_mc8_num altivec_avg_h264_chroma_mc8_num +#include "h264chroma_template.c" +#undef OP_U8_ALTIVEC +#undef PREFIX_h264_chroma_mc8_altivec +#undef PREFIX_h264_chroma_mc8_num +#endif /* HAVE_ALTIVEC */ + +av_cold void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth) +{ +#if HAVE_ALTIVEC + const int high_bit_depth = bit_depth > 8; + + if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) { + if (!high_bit_depth) { + c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec; + c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec; + } + } +#endif /* HAVE_ALTIVEC */ +} |