diff options
Diffstat (limited to 'libmpeg2/idct_mlib.c')
| -rw-r--r-- | libmpeg2/idct_mlib.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/libmpeg2/idct_mlib.c b/libmpeg2/idct_mlib.c index 876ab574a4..eae2a2f1be 100644 --- a/libmpeg2/idct_mlib.c +++ b/libmpeg2/idct_mlib.c @@ -1,8 +1,9 @@ /* * idct_mlib.c - * Copyright (C) 1999-2001 Håkan Hjort <d95hjort@dtek.chalmers.se> + * 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 @@ -23,25 +24,37 @@ #ifdef LIBMPEG2_MLIB -#include <inttypes.h> #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 idct_block_copy_mlib (int16_t * block, uint8_t * dest, int stride) +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 idct_block_add_mlib (int16_t * block, uint8_t * dest, int stride) +void mpeg2_idct_add_mlib_non_ieee (const int last, int16_t * const block, + uint8_t * const dest, const int stride) { - /* Should we use mlib_VideoIDCT_IEEE_S16_S16 here ?? */ - /* it's ~30% slower. */ mlib_VideoIDCT8x8_S16_S16 (block, block); mlib_VideoAddBlock_U8_S16 (dest, block, stride); + memset (block, 0, 64 * sizeof (uint16_t)); } #endif |