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FFmpeg/libavcodec/h264chroma.c
Michael Niedermayer c2625c26c5 mpegvideo: implement ff_put_h264_chroma_mc1 & ff_avg_h264_chroma_mc2
These are needed for lowres 3

This may fix Ticket2538

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-29 19:48:03 +02:00

56 lines
2.0 KiB
C

/*
* 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 "libavutil/attributes.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->put_h264_chroma_pixels_tab[3] = put_h264_chroma_mc1_ ## 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; \
c->avg_h264_chroma_pixels_tab[3] = avg_h264_chroma_mc1_ ## depth ## _c; \
av_cold 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_X86)
ff_h264chroma_init_x86(c, bit_depth);
}