From 8992cb1d0d07edc33d274f6d7924ecdf6f83d994 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:57:22 +0100 Subject: making act segmenter --- ffmpeg/libavcodec/h264chroma.c | 54 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 ffmpeg/libavcodec/h264chroma.c (limited to 'ffmpeg/libavcodec/h264chroma.c') diff --git a/ffmpeg/libavcodec/h264chroma.c b/ffmpeg/libavcodec/h264chroma.c new file mode 100644 index 0000000..3b780a0 --- /dev/null +++ b/ffmpeg/libavcodec/h264chroma.c @@ -0,0 +1,54 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg 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. + * + * FFmpeg 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#include "h264chroma.h" + +#define BIT_DEPTH 8 +#include "h264chroma_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 16 +#include "h264chroma_template.c" +#undef BIT_DEPTH + +#define SET_CHROMA(depth) \ + c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_ ## depth ## _c; \ + c->put_h264_chroma_pixels_tab[1] = put_h264_chroma_mc4_ ## depth ## _c; \ + c->put_h264_chroma_pixels_tab[2] = put_h264_chroma_mc2_ ## depth ## _c; \ + c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_ ## depth ## _c; \ + c->avg_h264_chroma_pixels_tab[1] = avg_h264_chroma_mc4_ ## depth ## _c; \ + c->avg_h264_chroma_pixels_tab[2] = avg_h264_chroma_mc2_ ## depth ## _c; \ + +void ff_h264chroma_init(H264ChromaContext *c, int bit_depth) +{ + if (bit_depth > 8 && bit_depth <= 16) { + SET_CHROMA(16); + } else { + SET_CHROMA(8); + } + + if (ARCH_ARM) + ff_h264chroma_init_arm(c, bit_depth); + if (ARCH_PPC) + ff_h264chroma_init_ppc(c, bit_depth); + if (ARCH_SH4) + ff_h264chroma_init_sh4(c, bit_depth); + if (ARCH_X86) + ff_h264chroma_init_x86(c, bit_depth); +} -- cgit v1.2.3