mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-18 03:19:31 +02:00
ba87f0801d
Passing an explicit filename to this command is only necessary if the documentation in the @file block refers to a file different from the one the block resides in. Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
81 lines
4.3 KiB
C
81 lines
4.3 KiB
C
/*
|
|
* Copyright (c) 2003-2010 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
|
|
* H.264 DSP functions.
|
|
* @author Michael Niedermayer <michaelni@gmx.at>
|
|
*/
|
|
|
|
#ifndef AVCODEC_H264DSP_H
|
|
#define AVCODEC_H264DSP_H
|
|
|
|
#include <stdint.h>
|
|
#include "dsputil.h"
|
|
|
|
//typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y);
|
|
typedef void (*h264_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int offset);
|
|
typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offset);
|
|
|
|
/**
|
|
* Context for storing H.264 DSP functions
|
|
*/
|
|
typedef struct H264DSPContext{
|
|
/* weighted MC */
|
|
h264_weight_func weight_h264_pixels_tab[10];
|
|
h264_biweight_func biweight_h264_pixels_tab[10];
|
|
|
|
/* loop filter */
|
|
void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
|
|
void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0);
|
|
/* v/h_loop_filter_luma_intra: align 16 */
|
|
void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
|
|
void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
|
|
void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
|
|
void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0);
|
|
void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
|
|
void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
|
|
// h264_loop_filter_strength: simd only. the C version is inlined in h264.c
|
|
void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
|
|
int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field);
|
|
|
|
/* IDCT */
|
|
/* NOTE!!! if you implement any of h264_idct8_add, h264_idct8_add4 then you must implement all of them
|
|
NOTE!!! if you implement any of h264_idct_add, h264_idct_add16, h264_idct_add16intra, h264_idct_add8 then you must implement all of them
|
|
The reason for above, is that no 2 out of one list may use a different permutation.
|
|
*/
|
|
void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
|
|
void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
|
|
void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
|
|
void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
|
|
void (*h264_dct)(DCTELEM block[4][4]);
|
|
void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
|
|
void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
|
|
void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
|
|
void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
|
|
}H264DSPContext;
|
|
|
|
void ff_h264dsp_init(H264DSPContext *c);
|
|
void ff_h264dsp_init_arm(H264DSPContext *c);
|
|
void ff_h264dsp_init_ppc(H264DSPContext *c);
|
|
void ff_h264dsp_init_x86(H264DSPContext *c);
|
|
|
|
#endif /* AVCODEC_H264DSP_H */
|