mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-08-22 01:05:05 +02:00
54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*
|
|
* H261 common code
|
|
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
|
|
* Copyright (c) 2004 Maarten Daniels
|
|
*
|
|
* This file is part of Libav.
|
|
*
|
|
* Libav 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.
|
|
*
|
|
* Libav 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 Libav; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* h261codec.
|
|
*/
|
|
|
|
#include "dsputil.h"
|
|
#include "avcodec.h"
|
|
#include "h261.h"
|
|
|
|
#define IS_FIL(a) ((a)&MB_TYPE_H261_FIL)
|
|
|
|
uint8_t ff_h261_rl_table_store[2][2*MAX_RUN + MAX_LEVEL + 3];
|
|
|
|
void ff_h261_loop_filter(MpegEncContext *s){
|
|
H261Context * h= (H261Context*)s;
|
|
const int linesize = s->linesize;
|
|
const int uvlinesize= s->uvlinesize;
|
|
uint8_t *dest_y = s->dest[0];
|
|
uint8_t *dest_cb= s->dest[1];
|
|
uint8_t *dest_cr= s->dest[2];
|
|
|
|
if(!(IS_FIL (h->mtype)))
|
|
return;
|
|
|
|
s->dsp.h261_loop_filter(dest_y , linesize);
|
|
s->dsp.h261_loop_filter(dest_y + 8, linesize);
|
|
s->dsp.h261_loop_filter(dest_y + 8 * linesize , linesize);
|
|
s->dsp.h261_loop_filter(dest_y + 8 * linesize + 8, linesize);
|
|
s->dsp.h261_loop_filter(dest_cb, uvlinesize);
|
|
s->dsp.h261_loop_filter(dest_cr, uvlinesize);
|
|
}
|