mirror of https://github.com/FFmpeg/FFmpeg.git
Originally committed as revision 16051 to svn://svn.ffmpeg.org/ffmpeg/trunkpull/126/head
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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 FFmpeg. |
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* |
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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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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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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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} DNXHDEncContext; |
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void ff_dnxhd_init_mmx(DNXHDEncContext *ctx); |
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#endif /* AVCODEC_DNXHDENC_H */ |
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