nengel@2: /* nengel@2: * Copyright (c) 2003-2010 Michael Niedermayer nengel@2: * nengel@2: * This file is part of FFmpeg. nengel@2: * nengel@2: * FFmpeg is free software; you can redistribute it and/or nengel@2: * modify it under the terms of the GNU Lesser General Public nengel@2: * License as published by the Free Software Foundation; either nengel@2: * version 2.1 of the License, or (at your option) any later version. nengel@2: * nengel@2: * FFmpeg is distributed in the hope that it will be useful, nengel@2: * but WITHOUT ANY WARRANTY; without even the implied warranty of nengel@2: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU nengel@2: * Lesser General Public License for more details. nengel@2: * nengel@2: * You should have received a copy of the GNU Lesser General Public nengel@2: * License along with FFmpeg; if not, write to the Free Software nengel@2: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA nengel@2: */ nengel@2: nengel@2: /** nengel@2: * @file nengel@2: * H.264 DSP functions. nengel@2: * @author Michael Niedermayer nengel@2: */ nengel@2: nengel@2: #ifndef AVCODEC_H264DSP_H nengel@2: #define AVCODEC_H264DSP_H nengel@2: nengel@2: #include nengel@2: #include "dsputil.h" nengel@2: nengel@2: //typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y); nengel@2: typedef void (*h264_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int offset); nengel@2: typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offset); nengel@2: nengel@2: /** nengel@2: * Context for storing H.264 DSP functions nengel@2: */ nengel@2: typedef struct H264DSPContext{ nengel@2: /* weighted MC */ nengel@2: h264_weight_func weight_h264_pixels_tab[10]; nengel@2: h264_biweight_func biweight_h264_pixels_tab[10]; nengel@2: nengel@2: /* loop filter */ nengel@2: void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0); nengel@2: void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0); nengel@2: /* v/h_loop_filter_luma_intra: align 16 */ nengel@2: void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta); nengel@2: void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta); nengel@2: void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0); nengel@2: void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0); nengel@2: void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta); nengel@2: void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta); nengel@2: // h264_loop_filter_strength: simd only. the C version is inlined in h264.c nengel@2: 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], nengel@2: int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field); nengel@2: nengel@2: /* IDCT */ nengel@2: /* NOTE!!! if you implement any of h264_idct8_add, h264_idct8_add4 then you must implement all of them nengel@2: 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 nengel@2: The reason for above, is that no 2 out of one list may use a different permutation. nengel@2: */ nengel@2: void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride); nengel@2: void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride); nengel@2: void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride); nengel@2: void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride); nengel@2: void (*h264_dct)(DCTELEM block[4][4]); nengel@2: void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]); nengel@2: void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]); nengel@2: void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]); nengel@2: void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]); nengel@2: nengel@2: qpel_mc_func (*qpel_put)[16]; nengel@2: qpel_mc_func (*qpel_avg)[16]; nengel@2: }H264DSPContext; nengel@2: nengel@2: void ff_h264dsp_init(H264DSPContext *c); nengel@2: void ff_h264dsp_init_arm(H264DSPContext *c); nengel@2: void ff_h264dsp_init_ppc(H264DSPContext *c); nengel@2: void ff_h264dsp_init_x86(H264DSPContext *c); nengel@2: nengel@2: #endif /* AVCODEC_H264DSP_H */