You've already forked libopenshot
mirror of
https://github.com/OpenShot/libopenshot.git
synced 2026-03-02 08:53:52 -08:00
74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
/**
|
|
* @file
|
|
* @brief Header file for FFmpegUtilities
|
|
* @author Jonathan Thomas <jonathan@openshot.org>
|
|
*
|
|
* @section LICENSE
|
|
*
|
|
* Copyright (c) 2008-2013 OpenShot Studios, LLC
|
|
* (http://www.openshotstudios.com). This file is part of
|
|
* OpenShot Library (http://www.openshot.org), an open-source project
|
|
* dedicated to delivering high quality video editing and animation solutions
|
|
* to the world.
|
|
*
|
|
* OpenShot Library is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* OpenShot Library 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef OPENSHOT_FFMPEG_UTILITIES_H
|
|
#define OPENSHOT_FFMPEG_UTILITIES_H
|
|
|
|
// Required for libavformat to build on Windows
|
|
#ifndef INT64_C
|
|
#define INT64_C(c) (c ## LL)
|
|
#define UINT64_C(c) (c ## ULL)
|
|
#endif
|
|
|
|
// Include the FFmpeg headers
|
|
extern "C" {
|
|
#include <libavcodec/avcodec.h>
|
|
#include <libavformat/avformat.h>
|
|
#include <libswscale/swscale.h>
|
|
#include <libavutil/mathematics.h>
|
|
|
|
// libavutil changed folders at some point
|
|
#if LIBAVFORMAT_VERSION_MAJOR >= 53
|
|
#include <libavutil/opt.h>
|
|
#else
|
|
#include <libavcodec/opt.h>
|
|
#endif
|
|
|
|
}
|
|
|
|
// This was removed from newer versions of FFmpeg (but still used in libopenshot)
|
|
#ifndef AVCODEC_MAX_AUDIO_FRAME_SIZE
|
|
#define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000 // 1 second of 48khz 32bit audio
|
|
#endif
|
|
#ifndef AV_ERROR_MAX_STRING_SIZE
|
|
#define AV_ERROR_MAX_STRING_SIZE 64
|
|
#endif
|
|
|
|
// This wraps an unsafe C macro to be C++ compatible function
|
|
static const std::string av_make_error_string(int errnum)
|
|
{
|
|
char errbuf[AV_ERROR_MAX_STRING_SIZE];
|
|
av_strerror(errnum, errbuf, AV_ERROR_MAX_STRING_SIZE);
|
|
return (std::string)errbuf;
|
|
}
|
|
|
|
// Redefine the C macro to use our new C++ function
|
|
#undef av_err2str
|
|
#define av_err2str(errnum) av_make_error_string(errnum).c_str()
|
|
|
|
#endif
|