X-Git-Url: http://47.100.26.94:8080/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjni%2Finclude%2Flibavutil%2Ftimecode.h;fp=app%2Fsrc%2Fmain%2Fjni%2Finclude%2Flibavutil%2Ftimecode.h;h=0000000000000000000000000000000000000000;hb=577426ccc66649228285c4a0b6ba8752836059c6;hp=56e3975fd89d51f6017252911c7453a9bdf9d587;hpb=b7202442677d0cf41e6e59870cd6c34e5619b8b9;p=rtmpclient.git diff --git a/app/src/main/jni/include/libavutil/timecode.h b/app/src/main/jni/include/libavutil/timecode.h deleted file mode 100644 index 56e3975..0000000 --- a/app/src/main/jni/include/libavutil/timecode.h +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Copyright (c) 2006 Smartjog S.A.S, Baptiste Coudurier - * Copyright (c) 2011-2012 Smartjog S.A.S, Clément Bœsch - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * Timecode helpers header - */ - -#ifndef AVUTIL_TIMECODE_H -#define AVUTIL_TIMECODE_H - -#include -#include "rational.h" - -#define AV_TIMECODE_STR_SIZE 16 - -enum AVTimecodeFlag { - AV_TIMECODE_FLAG_DROPFRAME = 1<<0, ///< timecode is drop frame - AV_TIMECODE_FLAG_24HOURSMAX = 1<<1, ///< timecode wraps after 24 hours - AV_TIMECODE_FLAG_ALLOWNEGATIVE = 1<<2, ///< negative time values are allowed -}; - -typedef struct { - int start; ///< timecode frame start (first base frame number) - uint32_t flags; ///< flags such as drop frame, +24 hours support, ... - AVRational rate; ///< frame rate in rational form - unsigned fps; ///< frame per second; must be consistent with the rate field -} AVTimecode; - -/** - * Adjust frame number for NTSC drop frame time code. - * - * @param framenum frame number to adjust - * @param fps frame per second, 30 or 60 - * @return adjusted frame number - * @warning adjustment is only valid in NTSC 29.97 and 59.94 - */ -int av_timecode_adjust_ntsc_framenum2(int framenum, int fps); - -/** - * Convert frame number to SMPTE 12M binary representation. - * - * @param tc timecode data correctly initialized - * @param framenum frame number - * @return the SMPTE binary representation - * - * @note Frame number adjustment is automatically done in case of drop timecode, - * you do NOT have to call av_timecode_adjust_ntsc_framenum2(). - * @note The frame number is relative to tc->start. - * @note Color frame (CF), binary group flags (BGF) and biphase mark polarity - * correction (PC) bits are set to zero. - */ -uint32_t av_timecode_get_smpte_from_framenum(const AVTimecode *tc, int framenum); - -/** - * Load timecode string in buf. - * - * @param buf destination buffer, must be at least AV_TIMECODE_STR_SIZE long - * @param tc timecode data correctly initialized - * @param framenum frame number - * @return the buf parameter - * - * @note Timecode representation can be a negative timecode and have more than - * 24 hours, but will only be honored if the flags are correctly set. - * @note The frame number is relative to tc->start. - */ -char *av_timecode_make_string(const AVTimecode *tc, char *buf, int framenum); - -/** - * Get the timecode string from the SMPTE timecode format. - * - * @param buf destination buffer, must be at least AV_TIMECODE_STR_SIZE long - * @param tcsmpte the 32-bit SMPTE timecode - * @param prevent_df prevent the use of a drop flag when it is known the DF bit - * is arbitrary - * @return the buf parameter - */ -char *av_timecode_make_smpte_tc_string(char *buf, uint32_t tcsmpte, int prevent_df); - -/** - * Get the timecode string from the 25-bit timecode format (MPEG GOP format). - * - * @param buf destination buffer, must be at least AV_TIMECODE_STR_SIZE long - * @param tc25bit the 25-bits timecode - * @return the buf parameter - */ -char *av_timecode_make_mpeg_tc_string(char *buf, uint32_t tc25bit); - -/** - * Init a timecode struct with the passed parameters. - * - * @param log_ctx a pointer to an arbitrary struct of which the first field - * is a pointer to an AVClass struct (used for av_log) - * @param tc pointer to an allocated AVTimecode - * @param rate frame rate in rational form - * @param flags miscellaneous flags such as drop frame, +24 hours, ... - * (see AVTimecodeFlag) - * @param frame_start the first frame number - * @return 0 on success, AVERROR otherwise - */ -int av_timecode_init(AVTimecode *tc, AVRational rate, int flags, int frame_start, void *log_ctx); - -/** - * Parse timecode representation (hh:mm:ss[:;.]ff). - * - * @param log_ctx a pointer to an arbitrary struct of which the first field is a - * pointer to an AVClass struct (used for av_log). - * @param tc pointer to an allocated AVTimecode - * @param rate frame rate in rational form - * @param str timecode string which will determine the frame start - * @return 0 on success, AVERROR otherwise - */ -int av_timecode_init_from_string(AVTimecode *tc, AVRational rate, const char *str, void *log_ctx); - -/** - * Check if the timecode feature is available for the given frame rate - * - * @return 0 if supported, <0 otherwise - */ -int av_timecode_check_frame_rate(AVRational rate); - -#endif /* AVUTIL_TIMECODE_H */