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ffmpeg / libavcodec / dnxhdenc.h @ 2912e87a

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/*
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 * VC3/DNxHD encoder structure definitions and prototypes
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 * Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
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 *
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 * VC-3 encoder funded by the British Broadcasting Corporation
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 *
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 * This file is part of Libav.
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 *
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 * Libav 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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 * Libav 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 Libav; 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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#ifndef AVCODEC_DNXHDENC_H
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#define AVCODEC_DNXHDENC_H
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#include <stdint.h>
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#include "libavcodec/mpegvideo.h"
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#include "libavcodec/dnxhddata.h"
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typedef struct {
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    uint16_t mb;
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    int value;
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} RCCMPEntry;
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typedef struct {
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    int ssd;
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    int bits;
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} RCEntry;
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typedef struct DNXHDEncContext {
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    MpegEncContext m; ///< Used for quantization dsp functions
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    AVFrame frame;
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    int cid;
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    const CIDEntry *cid_table;
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    uint8_t *msip; ///< Macroblock Scan Indexes Payload
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    uint32_t *slice_size;
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    uint32_t *slice_offs;
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    struct DNXHDEncContext *thread[MAX_THREADS];
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    unsigned dct_y_offset;
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    unsigned dct_uv_offset;
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    int interlaced;
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    int cur_field;
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    int nitris_compat;
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    unsigned min_padding;
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    DECLARE_ALIGNED(16, DCTELEM, blocks)[8][64];
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    int      (*qmatrix_c)     [64];
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    int      (*qmatrix_l)     [64];
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    uint16_t (*qmatrix_l16)[2][64];
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    uint16_t (*qmatrix_c16)[2][64];
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    unsigned frame_bits;
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    uint8_t *src[3];
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    uint32_t *vlc_codes;
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    uint8_t  *vlc_bits;
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    uint16_t *run_codes;
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    uint8_t  *run_bits;
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    /** Rate control */
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    unsigned slice_bits;
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    unsigned qscale;
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    unsigned lambda;
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    unsigned thread_size;
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    uint16_t *mb_bits;
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    uint8_t  *mb_qscale;
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    RCCMPEntry *mb_cmp;
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    RCEntry   (*mb_rc)[8160];
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    void (*get_pixels_8x4_sym)(DCTELEM */*align 16*/, const uint8_t *, int);
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} DNXHDEncContext;
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void ff_dnxhd_init_mmx(DNXHDEncContext *ctx);
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#endif /* AVCODEC_DNXHDENC_H */