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ffmpeg-kit/linux/src/FFmpegSession.h

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7.6 KiB

/*
* Copyright (c) 2022 Taner Sener
*
* This file is part of FFmpegKit.
*
* FFmpegKit is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* FFmpegKit 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 License for more details.
*
* You should have received a copy of the GNU Lesser General License
* along with FFmpegKit. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FFMPEG_KIT_FFMPEG_SESSION_H
#define FFMPEG_KIT_FFMPEG_SESSION_H
#include "AbstractSession.h"
#include "StatisticsCallback.h"
#include "FFmpegSessionCompleteCallback.h"
namespace ffmpegkit {
/**
* <p>An FFmpeg session.
*/
class FFmpegSession : public AbstractSession {
public:
/**
* Builds a new FFmpeg session.
*
* @param arguments command arguments
* @return created session
*/
static std::shared_ptr<ffmpegkit::FFmpegSession> create(const std::list<std::string>& arguments);
/**
* Builds a new FFmpeg session.
*
* @param arguments command arguments
* @param completeCallback session specific complete callback
* @return created session
*/
static std::shared_ptr<ffmpegkit::FFmpegSession> create(const std::list<std::string>& arguments, ffmpegkit::FFmpegSessionCompleteCallback completeCallback);
/**
* Builds a new FFmpeg session.
*
* @param arguments command arguments
* @param completeCallback session specific complete callback
* @param logCallback session specific log callback
* @param statisticsCallback session specific statistics callback
* @return created session
*/
static std::shared_ptr<ffmpegkit::FFmpegSession> create(const std::list<std::string>& arguments, ffmpegkit::FFmpegSessionCompleteCallback completeCallback, ffmpegkit::LogCallback logCallback, ffmpegkit::StatisticsCallback statisticsCallback);
/**
* Builds a new FFmpeg session.
*
* @param arguments command arguments
* @param completeCallback session specific complete callback
* @param logCallback session specific log callback
* @param statisticsCallback session specific statistics callback
* @param logRedirectionStrategy session specific log redirection strategy
* @return created session
*/
static std::shared_ptr<ffmpegkit::FFmpegSession> create(const std::list<std::string>& arguments, ffmpegkit::FFmpegSessionCompleteCallback completeCallback, ffmpegkit::LogCallback logCallback, ffmpegkit::StatisticsCallback statisticsCallback, ffmpegkit::LogRedirectionStrategy logRedirectionStrategy);
/**
* Returns the session specific statistics callback.
*
* @return session specific statistics callback
*/
ffmpegkit::StatisticsCallback getStatisticsCallback();
/**
* Returns the session specific complete callback.
*
* @return session specific complete callback
*/
ffmpegkit::FFmpegSessionCompleteCallback getCompleteCallback();
/**
* Returns all statistics entries generated for this session. If there are asynchronous
* messages that are not delivered yet, this method waits for them until the given timeout.
*
* @param waitTimeout wait timeout for asynchronous messages in milliseconds
* @return list of statistics entries generated for this session
*/
std::shared_ptr<std::list<std::shared_ptr<ffmpegkit::Statistics>>> getAllStatisticsWithTimeout(const int waitTimeout);
/**
* Returns all statistics entries generated for this session. If there are asynchronous
* messages that are not delivered yet, this method waits for them until
* AbstractSessionDefaultTimeoutForAsynchronousMessagesInTransmit expires.
*
* @return list of statistics entries generated for this session
*/
std::shared_ptr<std::list<std::shared_ptr<ffmpegkit::Statistics>>> getAllStatistics();
/**
* Returns all statistics entries delivered for this session. Note that if there are
* asynchronous messages that are not delivered yet, this method will not wait for
* them and will return immediately.
*
* @return list of statistics entries received for this session
*/
std::shared_ptr<std::list<std::shared_ptr<ffmpegkit::Statistics>>> getStatistics();
/**
* Returns the last received statistics entry.
*
* @return the last received statistics entry or nullptr if there are not any statistics entries
* received
*/
std::shared_ptr<ffmpegkit::Statistics> getLastReceivedStatistics();
/**
* Adds a new statistics entry for this session. It is invoked internally by <code>FFmpegKit</code> library methods.
* Must not be used by user applications.
*
* @param statistics statistics entry
*/
void addStatistics(const std::shared_ptr<ffmpegkit::Statistics> statistics);
/**
* Returns whether it is an <code>FFmpeg</code> session or not.
*
* @return true if it is an <code>FFmpeg</code> session, false otherwise
*/
bool isFFmpeg() const override;
/**
* Returns whether it is an <code>FFprobe</code> session or not.
*
* @return true if it is an <code>FFprobe</code> session, false otherwise
*/
bool isFFprobe() const override;
/**
* Returns whether it is a <code>MediaInformation</code> session or not.
*
* @return true if it is a <code>MediaInformation</code> session, false otherwise
*/
bool isMediaInformation() const override;
private:
struct PublicFFmpegSession;
/**
* Builds a new FFmpeg session.
*
* @param arguments command arguments
* @param completeCallback session specific complete callback
* @param logCallback session specific log callback
* @param statisticsCallback session specific statistics callback
* @param logRedirectionStrategy session specific log redirection strategy
*/
FFmpegSession(const std::list<std::string>& arguments, ffmpegkit::FFmpegSessionCompleteCallback completeCallback, ffmpegkit::LogCallback logCallback, ffmpegkit::StatisticsCallback statisticsCallback, ffmpegkit::LogRedirectionStrategy logRedirectionStrategy);
ffmpegkit::StatisticsCallback _statisticsCallback;
FFmpegSessionCompleteCallback _completeCallback;
std::shared_ptr<std::list<std::shared_ptr<ffmpegkit::Statistics>>> _statistics;
};
}
#endif // FFMPEG_KIT_FFMPEG_SESSION_H