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FFmpeg/libavcodec/simple_idct.h
Michael Niedermayer b81f8880e0 Merge remote-tracking branch 'qatar/master'
* 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>
2011-10-12 05:40:57 +02:00

59 lines
2.1 KiB
C

/*
* Simple IDCT
*
* Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at>
*
* 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
*/
/**
* @file
* simple idct header.
*/
#ifndef AVCODEC_SIMPLE_IDCT_H
#define AVCODEC_SIMPLE_IDCT_H
#include <stdint.h>
#include "dsputil.h"
void ff_simple_idct_put_8(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_add_8(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_8(DCTELEM *block);
void ff_simple_idct_put_10(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_add_10(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct_10(DCTELEM *block);
/**
* Special version of ff_simple_idct_10() which does dequantization
* and scales by a factor of 2 more between the two IDCTs to account
* for larger scale of input coefficients.
*/
void ff_prores_idct(DCTELEM *block, const int16_t *qmat);
void ff_simple_idct_mmx(int16_t *block);
void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block);
void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block);
void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct84_add(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct48_add(uint8_t *dest, int line_size, DCTELEM *block);
void ff_simple_idct44_add(uint8_t *dest, int line_size, DCTELEM *block);
#endif /* AVCODEC_SIMPLE_IDCT_H */