PeerStreamer

/*

 * VC-1 and WMV3 decoder - DSP functions

 * Copyright (c) 2006 Konstantin Shishkov

 *

 * 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

 * VC-1 and WMV3 decoder

 *

 */

#ifndef AVCODEC_VC1DSP_H

#define AVCODEC_VC1DSP_H

#include "dsputil.h"

typedef struct VC1DSPContext {

    /* vc1 functions */

    void (*vc1_inv_trans_8x8)(DCTELEM *b);

    void (*vc1_inv_trans_8x4)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_4x8)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_4x4)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_8x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_8x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_4x8_dc)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_inv_trans_4x4_dc)(uint8_t *dest, int line_size, DCTELEM *block);

    void (*vc1_v_overlap)(uint8_t* src, int stride);

    void (*vc1_h_overlap)(uint8_t* src, int stride);

    void (*vc1_v_loop_filter4)(uint8_t *src, int stride, int pq);

    void (*vc1_h_loop_filter4)(uint8_t *src, int stride, int pq);

    void (*vc1_v_loop_filter8)(uint8_t *src, int stride, int pq);

    void (*vc1_h_loop_filter8)(uint8_t *src, int stride, int pq);

    void (*vc1_v_loop_filter16)(uint8_t *src, int stride, int pq);

    void (*vc1_h_loop_filter16)(uint8_t *src, int stride, int pq);

    /* put 8x8 block with bicubic interpolation and quarterpel precision

     * last argument is actually round value instead of height

     */

    op_pixels_func put_vc1_mspel_pixels_tab[16];

    op_pixels_func avg_vc1_mspel_pixels_tab[16];

    /* This is really one func used in VC-1 decoding */

    h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3];

    h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3];

} VC1DSPContext;

void ff_vc1dsp_init(VC1DSPContext* c);

void ff_vc1dsp_init_altivec(VC1DSPContext* c);

void ff_vc1dsp_init_mmx(VC1DSPContext* dsp);

#endif /* AVCODEC_VC1DSP_H */