import/mediaproviders/videoproviderservice.h

0001 /*
0002  * Copyright 2023 by Aditya Mehra <aix.m@outlook.com>
0003  *
0004  * Licensed under the Apache License, Version 2.0 (the "License");
0005  * you may not use this file except in compliance with the License.
0006  * You may obtain a copy of the License at
0007  *
0008  *    http://www.apache.org/licenses/LICENSE-2.0
0009  *
0010  * Unless required by applicable law or agreed to in writing, software
0011  * distributed under the License is distributed on an "AS IS" BASIS,
0012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0013  * See the License for the specific language governing permissions and
0014  * limitations under the License.
0015  *
0016  */
0017
0018 #ifndef VIDEOPROVIDERSERVICE_H
0019 #define VIDEOPROVIDERSERVICE_H
0020
0021 #include <QObject>
0022 #include <QUrl>
0023 #include <QMediaPlayer>
0024 #include <QMediaDevices>
0025 #include <QAudioOutput>
0026 #include <QAudioDevice>
0027 #include <QVideoSink>
0028 #include <QAudioFormat>
0029
0030
0031 class VideoProviderService : public QObject
0032 {
0033     Q_OBJECT
0034
0035 public:
0036     enum PlaybackState {
0037         PlayingState = 1,
0038         PausedState = 2,
0039         StoppedState = 0
0040     };
0041
0042     enum MediaState {
0043         NoMedia = 0,
0044         LoadingMedia = 1,
0045         LoadedMedia = 2,
0046         StalledMedia = 3,
0047         BufferingMedia = 4,
0048         BufferedMedia = 5,
0049         EndOfMedia = 6,
0050         InvalidMedia = 7
0051     };
0052
0053     explicit VideoProviderService(QObject *parent = nullptr);
0054     ~VideoProviderService();
0055     void syncStates();
0056     void mediaPlay(const QUrl &url);
0057     void mediaStop();
0058     void mediaPause();
0059     void mediaContinue();
0060     void mediaRestart();
0061     void mediaSeek(qint64 seekValue);
0062     QVideoSink *videoSink() const;
0063     QObject *videoOutput() const;
0064     void setVideoSink(QVideoSink *videoSink);
0065     void setVideoOutput(QObject *videoOutput);
0066
0067
0068 public Q_SLOTS:
0069     void updatePlaybackState(QMediaPlayer::PlaybackState state);
0070     void updateMediaState(QMediaPlayer::MediaStatus status);
0071     void durationUpdated(qint64 duration);
0072     void positionUpdated(qint64 position);
0073     void errorOccurred(QMediaPlayer::Error error);
0074
0075 signals:
0076     void signalVideoSinkChanged();
0077     void signalVideoOutputChanged();
0078
0079 Q_SIGNALS:
0080     void playBackStateChanged(VideoProviderService::PlaybackState playbackState);
0081     void mediaStateChanged(VideoProviderService::MediaState mediaState);
0082     void positionChanged(qint64 position);
0083     void durationChanged(qint64 duration);
0084     void destroyedService();
0085
0086 private:
0087     VideoProviderService::PlaybackState m_currentPlaybackState;
0088     VideoProviderService::MediaState m_currentMediaState;
0089     QVideoSink *m_videoSink;
0090     QObject *m_videoOutput;
0091     QMediaPlayer *m_mediaPlayer;
0092     QAudioOutput *m_audioOutput;
0093     QUrl m_currentMediaUrl;
0094     QAudioFormat m_format;
0095 };
0096
0097 #endif //AUDIOPROVIDERSERVICE_H