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libavcodec/dnxhddata.h

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00001 /*
00002  * VC3/DNxHD decoder.
00003  * Copyright (c) 2007 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #ifndef AVCODEC_DNXHDDATA_H
00023 #define AVCODEC_DNXHDDATA_H
00024 
00025 #include <stdint.h>
00026 #include "avcodec.h"
00027 
00028 typedef struct {
00029     int cid;
00030     unsigned int width, height;
00031     int interlaced;
00032     unsigned int frame_size;
00033     unsigned int coding_unit_size;
00034     int index_bits;
00035     int bit_depth;
00036     const uint8_t *luma_weight, *chroma_weight;
00037     const uint8_t *dc_codes, *dc_bits;
00038     const uint16_t *ac_codes;
00039     const uint8_t *ac_bits, *ac_level;
00040     const uint8_t *ac_run_flag, *ac_index_flag;
00041     const uint16_t *run_codes;
00042     const uint8_t *run_bits, *run;
00043     int bit_rates[5]; 
00044 } CIDEntry;
00045 
00046 extern const CIDEntry ff_dnxhd_cid_table[];
00047 
00048 int ff_dnxhd_get_cid_table(int cid);
00049 int ff_dnxhd_find_cid(AVCodecContext *avctx);
00050 
00051 #endif /* AVCODEC_DNXHDDATA_H */

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