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b81f8880e0
* qatar/master: (23 commits) fix AC3ENC_OPT_MODE_ON/OFF h264: fix HRD parameters parsing prores: implement multithreading. prores: idct sse2/sse4 optimizations. swscale: use aligned move for storage into temporary buffer. prores: extract idct into its own dspcontext and merge with put_pixels. h264: fix invalid shifts in init_cavlc_level_tab() intfloat_readwrite: fix signed addition overflows mov: do not misreport empty stts mov: cosmetics, fix for and if spacing id3v2: fix NULL pointer dereference mov: read album_artist atom mov: fix disc/track numbers and totals doc: fix references to obsolete presets directories for avconv/ffmpeg flashsv: return more meaningful error value flashsv: fix typo in av_log() message smacker: validate channels and sample format. smacker: check buffer size before reading output size smacker: validate number of channels smacker: Separate audio flags from sample rates in smacker demuxer. ... Conflicts: cmdutils.h doc/ffmpeg.texi libavcodec/Makefile libavcodec/motion_est_template.c libavformat/id3v2.c libavformat/mov.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
/*
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* Simple IDCT
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*
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* Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* simple idct header.
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*/
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#ifndef AVCODEC_SIMPLE_IDCT_H
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#define AVCODEC_SIMPLE_IDCT_H
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#include <stdint.h>
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#include "dsputil.h"
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void ff_simple_idct_put_8(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct_add_8(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct_8(DCTELEM *block);
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void ff_simple_idct_put_10(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct_add_10(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct_10(DCTELEM *block);
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/**
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* Special version of ff_simple_idct_10() which does dequantization
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* and scales by a factor of 2 more between the two IDCTs to account
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* for larger scale of input coefficients.
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*/
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void ff_prores_idct(DCTELEM *block, const int16_t *qmat);
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void ff_simple_idct_mmx(int16_t *block);
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void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
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void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
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void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct48_add(uint8_t *dest, int line_size, DCTELEM *block);
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void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block);
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#endif /* AVCODEC_SIMPLE_IDCT_H */
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