mpv/libmpeg2/idct_mlib.c

61 lines
1.9 KiB
C

/*
* idct_mlib.c
* Copyright (C) 1999-2002 Håkan Hjort <d95hjort@dtek.chalmers.se>
*
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
* See http://libmpeg2.sourceforge.net/ for updates.
*
* mpeg2dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpeg2dec 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#ifdef LIBMPEG2_MLIB
#include <mlib_types.h>
#include <mlib_status.h>
#include <mlib_sys.h>
#include <mlib_video.h>
#include <string.h>
#include <inttypes.h>
#include "mpeg2.h"
#include "mpeg2_internal.h"
void mpeg2_idct_add_mlib (const int last, int16_t * const block,
uint8_t * const dest, const int stride)
{
mlib_VideoIDCT_IEEE_S16_S16 (block, block);
mlib_VideoAddBlock_U8_S16 (dest, block, stride);
memset (block, 0, 64 * sizeof (uint16_t));
}
void mpeg2_idct_copy_mlib_non_ieee (int16_t * const block,
uint8_t * const dest, const int stride)
{
mlib_VideoIDCT8x8_U8_S16 (dest, block, stride);
memset (block, 0, 64 * sizeof (uint16_t));
}
void mpeg2_idct_add_mlib_non_ieee (const int last, int16_t * const block,
uint8_t * const dest, const int stride)
{
mlib_VideoIDCT8x8_S16_S16 (block, block);
mlib_VideoAddBlock_U8_S16 (dest, block, stride);
memset (block, 0, 64 * sizeof (uint16_t));
}
#endif