| /* |
| * Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com> |
| * |
| * 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 "libavcodec/avcodec.h" |
| #include "libavcodec/dsputil.h" |
| #include "dsputil_bfin.h" |
| |
| /* Intra iDCT offset 128 */ |
| void ff_bfin_vp3_idct_put (uint8_t *dest, int line_size, DCTELEM *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]]; |
| } |
| |
| /* Inter iDCT */ |
| void ff_bfin_vp3_idct_add (uint8_t *dest, int line_size, DCTELEM *block) |
| { |
| ff_bfin_vp3_idct (block); |
| ff_bfin_add_pixels_clamped (block, dest, line_size); |
| } |