1/* 2 * Copyright (C) 2007 Marco Gerards <marco@gnu.org> 3 * Copyright (C) 2009 David Conrad 4 * Copyright (C) 2011 Jordi Ortiz 5 * 6 * This file is part of FFmpeg. 7 * 8 * FFmpeg is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2.1 of the License, or (at your option) any later version. 12 * 13 * FFmpeg is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with FFmpeg; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 21 */ 22 23#ifndef AVCODEC_DIRAC_H 24#define AVCODEC_DIRAC_H 25 26/** 27 * @file 28 * Interface to Dirac Decoder/Encoder 29 * @author Marco Gerards <marco@gnu.org> 30 * @author David Conrad 31 * @author Jordi Ortiz 32 */ 33 34#include "avcodec.h" 35#include "get_bits.h" 36 37typedef struct dirac_source_params { 38 unsigned width; 39 unsigned height; 40 uint8_t chroma_format; ///< 0: 444 1: 422 2: 420 41 42 uint8_t interlaced; 43 uint8_t top_field_first; 44 45 uint8_t frame_rate_index; ///< index into dirac_frame_rate[] 46 uint8_t aspect_ratio_index; ///< index into dirac_aspect_ratio[] 47 48 uint16_t clean_width; 49 uint16_t clean_height; 50 uint16_t clean_left_offset; 51 uint16_t clean_right_offset; 52 53 uint8_t pixel_range_index; ///< index into dirac_pixel_range_presets[] 54 uint8_t color_spec_index; ///< index into dirac_color_spec_presets[] 55} dirac_source_params; 56 57int avpriv_dirac_parse_sequence_header(AVCodecContext *avctx, GetBitContext *gb, 58 dirac_source_params *source); 59 60#endif /* AVCODEC_DIRAC_H */ 61