ffmpeg/libavcodec/h264qpel.c

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/*
* H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
* Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
*
* 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 "libavutil/attributes.h"
#include "h264qpel.h"
#define pixeltmp int16_t
#define BIT_DEPTH 8
#include "h264qpel_template.c"
#undef BIT_DEPTH
#define BIT_DEPTH 9
#include "h264qpel_template.c"
#undef BIT_DEPTH
#define BIT_DEPTH 10
#include "h264qpel_template.c"
#undef BIT_DEPTH
#undef pixeltmp
#define pixeltmp int32_t
#define BIT_DEPTH 12
#include "h264qpel_template.c"
#undef BIT_DEPTH
#define BIT_DEPTH 14
#include "h264qpel_template.c"
#undef BIT_DEPTH
av_cold void ff_h264qpel_init(H264QpelContext *c, int bit_depth)
{
#undef FUNCC
#define FUNCC(f, depth) f ## _ ## depth ## _c
#define dspfunc2(PFX, IDX, NUM, depth) \
c->PFX ## _pixels_tab[IDX][ 0] = FUNCC(PFX ## NUM ## _mc00, depth); \
c->PFX ## _pixels_tab[IDX][ 1] = FUNCC(PFX ## NUM ## _mc10, depth); \
c->PFX ## _pixels_tab[IDX][ 2] = FUNCC(PFX ## NUM ## _mc20, depth); \
c->PFX ## _pixels_tab[IDX][ 3] = FUNCC(PFX ## NUM ## _mc30, depth); \
c->PFX ## _pixels_tab[IDX][ 4] = FUNCC(PFX ## NUM ## _mc01, depth); \
c->PFX ## _pixels_tab[IDX][ 5] = FUNCC(PFX ## NUM ## _mc11, depth); \
c->PFX ## _pixels_tab[IDX][ 6] = FUNCC(PFX ## NUM ## _mc21, depth); \
c->PFX ## _pixels_tab[IDX][ 7] = FUNCC(PFX ## NUM ## _mc31, depth); \
c->PFX ## _pixels_tab[IDX][ 8] = FUNCC(PFX ## NUM ## _mc02, depth); \
c->PFX ## _pixels_tab[IDX][ 9] = FUNCC(PFX ## NUM ## _mc12, depth); \
c->PFX ## _pixels_tab[IDX][10] = FUNCC(PFX ## NUM ## _mc22, depth); \
c->PFX ## _pixels_tab[IDX][11] = FUNCC(PFX ## NUM ## _mc32, depth); \
c->PFX ## _pixels_tab[IDX][12] = FUNCC(PFX ## NUM ## _mc03, depth); \
c->PFX ## _pixels_tab[IDX][13] = FUNCC(PFX ## NUM ## _mc13, depth); \
c->PFX ## _pixels_tab[IDX][14] = FUNCC(PFX ## NUM ## _mc23, depth); \
c->PFX ## _pixels_tab[IDX][15] = FUNCC(PFX ## NUM ## _mc33, depth)
#define SET_QPEL(depth) \
dspfunc2(put_h264_qpel, 0, 16, depth); \
dspfunc2(put_h264_qpel, 1, 8, depth); \
dspfunc2(put_h264_qpel, 2, 4, depth); \
dspfunc2(put_h264_qpel, 3, 2, depth); \
dspfunc2(avg_h264_qpel, 0, 16, depth); \
dspfunc2(avg_h264_qpel, 1, 8, depth); \
dspfunc2(avg_h264_qpel, 2, 4, depth)
switch (bit_depth) {
default:
SET_QPEL(8);
break;
case 9:
SET_QPEL(9);
break;
case 10:
SET_QPEL(10);
break;
case 12:
SET_QPEL(12);
break;
case 14:
SET_QPEL(14);
break;
}
if (ARCH_ARM)
ff_h264qpel_init_arm(c, bit_depth);
if (ARCH_PPC)
ff_h264qpel_init_ppc(c, bit_depth);
if (ARCH_X86)
ff_h264qpel_init_x86(c, bit_depth);
}