1 /* 2 * Copyright (c) 2016 Google Inc. 3 * Copyright (c) 2016 KongQun Yang (kqyang@google.com) 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22 /** 23 * @file 24 * internal header for VPx codec configuration utilities. 25 */ 26 27 #ifndef AVFORMAT_VPCC_H 28 #define AVFORMAT_VPCC_H 29 30 #include <stdint.h> 31 #include "avio.h" 32 #include "avformat.h" 33 #include "libavcodec/avcodec.h" 34 35 typedef struct VPCC { 36 int profile; 37 int level; 38 int bitdepth; 39 int chroma_subsampling; 40 int full_range_flag; 41 } VPCC; 42 43 /** 44 * Writes VP codec configuration to the provided AVIOContext. 45 * 46 * @param s address of the AVFormatContext for the logging context. 47 * @param pb address of the AVIOContext where the vpcC shall be written. 48 * @param par address of the AVCodecParameters which contains codec information. 49 * @return >=0 in case of success, a negative value corresponding to an AVERROR 50 * code in case of failure 51 */ 52 int ff_isom_write_vpcc(AVFormatContext *s, AVIOContext *pb, 53 AVCodecParameters *par); 54 55 int ff_isom_get_vpcc_features(AVFormatContext *s, AVCodecParameters *par, 56 AVRational *frame_rate, VPCC *vpcc); 57 58 #endif /* AVFORMAT_VPCC_H */ 59