From 150c9823e71a161e97003849cf8b2f55b21520bd Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 26 Aug 2013 15:10:18 +0100 Subject: adding ffmpeg specific version --- ffmpeg1/libavcodec/bfin/vp3_bfin.c | 60 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 ffmpeg1/libavcodec/bfin/vp3_bfin.c (limited to 'ffmpeg1/libavcodec/bfin/vp3_bfin.c') diff --git a/ffmpeg1/libavcodec/bfin/vp3_bfin.c b/ffmpeg1/libavcodec/bfin/vp3_bfin.c new file mode 100644 index 0000000..366955b --- /dev/null +++ b/ffmpeg1/libavcodec/bfin/vp3_bfin.c @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2007 Marc Hoffman + * + * 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 + +#include "libavutil/attributes.h" +#include "libavcodec/avcodec.h" +#include "libavcodec/vp3dsp.h" +#include "libavcodec/dsputil.h" +#include "dsputil_bfin.h" +#include "vp3_bfin.h" + +/* Intra iDCT offset 128 */ +static void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, int16_t *block) +{ + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP + 128; + int i,j; + + ff_bfin_vp3_idct (block); + + for (i=0;i<8;i++) + for (j=0;j<8;j++) + dest[line_size*i+j]=cm[block[i*8+j]]; + + memset(block, 0, 128); +} + +/* Inter iDCT */ +static void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, int16_t *block) +{ + ff_bfin_vp3_idct (block); + ff_bfin_add_pixels_clamped (block, dest, line_size); + + memset(block, 0, 128); +} + +av_cold void ff_vp3dsp_init_bfin(VP3DSPContext *c, int flags) +{ + // FIXME: these functions are disabled because they expect unpermutated + // IDCT coefficients as input, but the coefficients are transposed + //c->idct_add = ff_bfin_vp3_idct_add; + //c->idct_put = ff_bfin_vp3_idct_put; +} -- cgit v1.2.3