Install the app
Qmediaplayer setposition. Properties Mar 23, 2023 · Thank you, it works fine.
Qmediaplayer setposition. To my understanding, the first two width/height are for setting up VLC output window size and the last two video-x/video-y are for setting up VLC output window position. Change the position of subtitle text This tools adds position markers to your subtitle files to make the text appear in a specific location. Does anyone have an idea how to set th Nov 14, 2024 · 文章浏览阅读1. Instance, a string (media URI), options Sep 11, 2019 · 然而，QMediaPlayer只会将位置设置为500mSec/1000mSec间隔 (在我的应用程序500mSec/在人造应用程序1000mSec中)，而视频以50fps拍摄，这意味着20mSec间隔。 Mar 9, 2014 · When playing a transport stream file that is growing (e. pause (); @ fMediaPlayer is a QMediaPlayer. @param ctx: message Apr 25, 2019 · When dragging a slider in order to reach a specific position in my media, the setPosition (qint64 pos) function doesn't do anything until the slider has reached some high value. Jan 8, 2016 · When the playback is started, QMediaPlayer::positionChanged (qint64) is delivered regularly (every sec or so). We can create a MediaPlayer object with the help of MediaPlayer Apr 8, 2004 · For the life of me, I cannot figure out how to get both the duration and the current position of the song being played in the Windows Media Player control. Where can I call the "pause()" function and set the position "x"? I made several attempts, but the position (mostly is 0) is wron May 4, 2022 · I have a custom Media Player, that can display images and videos with the help of PyQt. Detailed Description A LibVLC media player plays one media (usually in a custom drawable). Instance() p = i. Derive a platform entity from homeassistant. You will want to reparent it Jul 3, 2018 · Now the slider is running along with video. QtWidgets import QApplication, QMainWindow, QVBoxLayout, QWidget, QPushButton, We would like to show you a description here but the site won’t allow us. Bookmarks in VLC are used to remember the current playback position in a video and Jan 27, 2024 · 文章浏览阅读3. Ctlcontrols I want to set start position in "QMediaPlayer" object using setPosition() function, but unfortunately it doesn't work. In VLC, go to Tools - Preferences (or press Ctrl Enable or disable fullscreen. 7k次，点赞11次，收藏18次。音乐播放类的注意事项_qmediaplayer Mar 23, 2023 · I want to set start position in "QMediaPlayer" object using setPosition() function, but unfortunately it doesn't work. Your biological and technological distinctiveness will be added to our own. Reopen it again and then resize the window. In the attached sample project the position is set to somewhere close to 4000 (ususually 4010 or similar) when there's an attempt to set it to 4000. 4k次，点赞3次，收藏9次。本文详细介绍了QT中的QMediaPlayer类的各个成员函数，包括设置媒体内容、播放列表、播放模式，以及控制播放、音量、进度、输出设备等操作。通过实例展示了如何创建并使用QMediaPlayer播放视频。 Apr 25, 2019 · The mediaplayer jumps about 1000ms at a time when dragging the slider far enough, which means it skips 29 frames for each new setPosition () actually registered. Instead, other integrations that do integrate a device or service into Home Assistant use this media player One of PyQt5's most unique widgets (in my opinion anyway) is the QMediaPlayer with it's ability to create an entire Video Player in a PyQt5 GUI. Jan 25, 2022 · But it is far from perfect since the playing position jumping method QMediaPlayer::setPosition doesn't jump to the precise position. Instead, use the MediaPlayer. When I dragged the slider to 0:30, 0:31, 0:32, 0:33, 0:34, 0:35, 0:36, 0:37 and 0:38, the playhead jumped to exactly the same position. 00}", axWindowsMediaPlayer1. 5093196 AxWindowsMediaPlayer2. I would like to scroll with milliseconds precision. I want to cha Mar 23, 2023 · @Zbigniew-Sch Do you set the position before or right after you call play()? You need wait the player to load and buffer the media. Here is the code: //should be noted that mp4 are encoded with h264 Sep 26, 2018 · I have a axWindowsMediaPlayer on WinForm with uiMode=none. Mar 12, 2022 · We gathered this issue and came up with the solution, in which users must enable or turn on the resume playback option in the VLC media player’s preferences on the system. Steps to be followed to Resize the VLC window Please make sure to follow every step carefully. Hence, this function will not operate properly if libvlc_media_player_set_xwindow () was used to embed the video in a non-top-level window. Is there a way to achieve this? Slider connected to Jan 10, 2012 · I'm using VB 2010 Express with two instance of AxWindowsMediaPlayer in order to sync two videos (the videos are of the same thing but from two camera angles). How can I set the dimensions of the video window and its position on the screen This is the code import vlc i = vlc. SetPosition(value); } #endregion #region Data Members private MediaPlayerState _mediaPlayerState = null; /// /// DUCE resource handle - we need to use ShareableDUCEMultiChannelResource, because clones /// of a MediaPlayer all share the same underlying DUCE. Mar 23, 2023 · I want to set start position in "QMediaPlayer" object using setPosition () function, but unfortunately it doesn't work. Secondly, not all media is seekable. This subreddit is currently closed in protest to Reddit's upcoming API changes that will kill off 3rd party apps and negatively impact users and mods alike. exe --width=500 --height=500 --video-x=100 --video-y=100 movie1080p. Does anyone have an idea how to set the starting point correctly? I have an app that's designed to help synchronise an experiment video and data signals. Does anyone have an idea how to set the starting point correctly? Jun 11, 2025 · This article explains how to use MediaElement to play video and audio in a . sltShowPlayTime) #显示播放位置即进度event): self. But vlc stops sending frame received callbacks (in other words,player freezes) until it reaches the same (or next) frame before the libvlc_media_player_set_position function called. Don’t worry if you’re experiencing the same problem. Mar 23, 2023 · @Zbigniew-Sch Not sure what's your case, mine works when putting pause() right before or right after setPosition(). 4? Or how to diagnose QMediaPlayer? I don't have any clue about the debug. I'm using a windows media control (AxWMPLib. Mar 23, 2023 · Topic has been marked as solved Z Zbigniew-Sch 28 Dec 2023, 23:48 Here’s how you can enable auto-resume for media files in Media Player Classic, Winamp and KMPlayer. writeConfig Jan 8, 2016 · Sometimes you kill a movie player before the movie ends, and when you reopen the movie on a later stage, instead of starting from the beginning, you want things to continue from where you left. being captured by multicat) calls to libvlc_media_player_get_length and libvlc_media_player_get_position return values according to the original state of the pos 2364049 sta QMediaPlayer::BufferedMedia pos 2365050 sta QMediaPlayer::BufferedMedia pos 2365983 sta QMediaPlayer::BufferedMedia pos 2365983 sta QMediaPlayer::BufferedMedia Seem it plays? but no video output, no audio output. In independent mode, the MediaPlayer is analogous to an image and the media opened through the Open method drives playback. components. If I'm watching it I want to click a button (which will be seperate to the WMP) that will set the current position of the video to a predetermined time. Any idea why this behaviour exists? Thanks! Jul 27, 2020 · QMediaPlayer setPosition () weird behaviour Locked Unsolved General and Desktop 2 Posts 2 Posters 184 Views Oldest to Newest Jul 17, 2025 · 一、QMediaPlayer 功能介绍 QMediaPlayer 是 Qt Multimedia 模块提供的一个类，用于音频和视频的播放。它提供了播放控制、音量设置、媒体源设置、播放进度获取等功能，常与 QVideoWidget 或 QMediaPlaylist 搭配使用，适用于音 视频播放器 等功能场景。OMediaPlayer可以播放经过压缩的音频或视频文件，如 mp3 、mp4 Jul 24, 2020 · I was trying to make like that (because doc of Qt does not say about this slotQMediaPlayer::setPosition) Create a new MediaPlayer instance. QMediaPlayer ¶ class QMediaPlayer ¶ The QMediaPlayer class allows the playing of a media files. Media player is implemented by the following code in python: from PyQt5. It crashes if I pause or stop. It may take as parameter either: a string (media URI), options In this case, a vlc. This is a subclass that should take care of it (I only tested with mp3 files, so you should try it with other file types to ensure that it works properly). The returned module name and file name will be None if unknown. MediaPlayer object is the basic object in vlc module for playing the video. The code below has passed testing which the original code would not. With this simple trick, you can watch your favorite movies and TV shows in the perfect size, every time. Mar 23, 2023 · I want to set start position in "QMediaPlayer" object using setPosition () function, but unfortunately it doesn't work. LibVLC headers mirror to ease building for all platforms - vlc-qt/libvlc-headers But it is far from perfect since the playing position jumping method QMediaPlayer::setPosition doesn't jump to the precise position. More … Jun 13, 2023 · Hi! I have a program which uses the QMediaPlayer on MacOS. Thus, I thought something had been changed in the later versions, but I was wrong. Jul 7, 2015 · Detailed Description A LibVLC media player plays one media (usually in a custom drawable). 0) to capture frames from a h264 encoded mp4 file (does not include sound, only video frames) on Windows 7 with Visual Studio 2012. g. QMediaPlayer # The QMediaPlayer class allows the playing of a media files. Here is my code which is derived from PySide's official Apr 11, 2022 · In this article we will see how we can get position of the MediaPlayer object in the python vlc module. org/videolan/vlc - videolan/vlc Apr 25, 2023 · The currentPosition property specifies or retrieves the current position in the media item in seconds from the beginning. Note that it works when the video is The QMediaPlayer class allows the playing of a media source. Qt is a cross-platform application and UI framework for developers using C++ or QML, a CSS & JavaScript like language. The QMediaPlayer class is a high level media playback class. Warning With most window managers, only a top-level windows can be in full-screen mode. 2 I am trying to do as the title says, I am using the QMediaPlayer and QVideoWidget to try and play video. NET MAUI application. Text = timer; Select all Open in new window This works fine, but t doesn't update. PlaybackSession property to get a MediaPlaybackSession object and then use the MediaPlaybackSession. Sep 11, 2013 · Good day everyone! background info All machines mentioned below are Win 7 Pro Using Qt 5. Very similar code worked fine with Phonon. Dec 29, 2022 · I already have the "Continue playback?" option set to "Always", which usually works great. MediaOpened += (source, args) => { MediaElement player = (MediaElement) source Jan 27, 2008 · Hi EE, I am using Visual Basic 6 and have a Windows Media Player control on my form. a vlc. I put the code into a Button and it works each VLC media player - All pull requests are ignored, please use MRs on https://code. In this example app a simple media player will be set up via LibVLC (see also the GStreamer mediaplayer article). Ctlcontrols. The returned line number will similarly be zero if unknown. But when I tried my command line as follows: vlc. How to handle seek/setPosition for QMediaPlayer in case of internet mp4 URL source? Aug 25, 2013 · QMediaplayer setposition is wrong By oldkkk2008 in forum Qt Programming Replies: 1 Last Post: 11th March 2013, 10:58 Sep 6, 2016 · How can I open a video file in Media Player Classic at a specific time in the file? Learn how to make VLC remember your window size so that you don't have to resize it every time you open a new video. AxWindowsMediaPlayer) in a Winforms app to play an mp4 video. I have added below code to set position and play media player->setPosition(pos); player-> Sep 22, 2017 · Creating a media player with LibVLC VLC is not just a multimedia player but also a framework with Python bindings available. In this post, we’ll show you how to enable the resume playback option in the VLC media player on Windows 11. When using a compressed format (H264), setPosition () jumps to the closest key frame (it seems to). When dragging a slider in order to reach a specific position in my media, the setPosition (qint64 pos) function doesn't do anything until the slider has reached some high value. I have some issue with changing video's position by forward and backwards. 7k次，点赞6次，收藏8次。QMediaPlayer是Qt框架中的一个跨平台多媒体播放器类，用于播放音频和视频文件。它并没有自带解码库，而是对平台相关的播放器框架进行了封装，提供了平台无关的API。在Windows平台下，QMediaPlayer底层基于微软的DirectShow框架实现，需要安装解码库（如K-Lite_Codec When calling setPosition the position set is now always accurate. In general, using the Windows Media Player, how does one set the min, max of a slider or progress bar (etc) and have it fill/move as the song Building block integration This media player is a building block integration that cannot be added to your Home Assistant directly but is used and provided by other integrations. Aug 3, 2020 · A possible solution is to connect to a custom function that delays the setPosition until the media becomes seekable. Position may be altered or unavailable after Windows 10, version 1607. MultiChannelResource. So, I have added a template sensor to calculate what currently remains of the episode in seconds, to use that in an automation, where if the result is less than 90 seconds after 11PM in the Apr 25, 2023 · The currentPosition property gets or sets the current position in the media item in seconds from the beginning. I can play, pause, st Dec 15, 2015 · 1. setPosition not working after setSource in PySide6 In my previous question I want to switch music with playing position unchanged and the answer works quite well for PyQt5. Position cannot be set while the timing engine drives media playback. 8k次，点赞3次，收藏13次。本文介绍了Qt中的QMediaPlayer类，包括其状态、属性（如静音、音量、位置和持续时间）、访问属性的函数、公共槽、信号以及设置播放列表和媒体内容的方法。 Apr 25, 2019 · The mediaplayer jumps about 1000ms at a time when dragging the slider far enough, which means it skips 29 frames for each new setPosition () actually registered. connect the mediaStatusChanged signal and set the postion when the status is QMediaPlayer::BufferedMedia. I want to be able to start the video at a particular position and then stop playing after a Oct 20, 2016 · I have the same problem (using PyQt5. */ /*! \property QMediaPlayer::videoAvailable \brief the video availability status for the current media. I have no idea on why this is or how to fix it but I had the same problem. I can get the current position in two formats - raw (1. Mar 28, 2025 · The QMediaPlayer class is a high level media playback class. nothing. player. Well, I did find duration but not the current position (and/or event to get notified as it plays). play (); fMediaPlayer. I found this example on the internet: import sys from PyQt6. I am using my custom controls to handle playback. MediaPlayerEntity. C++ bindings for libVLC. 2, its size and position. If the player has an associated Clock, setting Position will throw an InvalidOperationException. Nov 18, 2022 · In my previous question I want to switch music with playing position unchanged and the answer works quite well for PyQt5. currentPosition = QMediaPlayer. Bu Gets or sets the playback position within the media. First time click on Play button this method is called: public void Mar 23, 2023 · I want to set start position in "QMediaPlayer" object using setPosition () function, but unfortunately it doesn't work. The content to playback is specified as a QMediaContent object, which can be thought of as a main or canonical URL with additional information Member Function Documentation QMediaPlayer:: QMediaPlayer (QObject * parent = nullptr) Constructs a QMediaPlayer instance as a child of parent. CurrentItemInLoop) #设置播放模式 self. Contribute to videolan/libvlcpp development by creating an account on GitHub. Not working? If after using Jun 15, 2023 · The original problem was QmediaPlayer. e. More … In Windows: I tried the RC interface and the keyboard shortcut keys work as expected, but I can't tie the video to a control on the screen so that is out. io Mar 11, 2013 · When I can call setPosition? You can only change the position after the video has started playing. Note that it is a two-cycle process where you first change the setting and close the window. This function retrieves self-debug information about a log message: - the name of the VLC module emitting the message, - the name of the source code module (i. For example, you can use the "top center" option to make the text appear at the top of the screen. 3, any changes after Qt6. In Clock mode, the MediaPlayer can be thought of as a target for an animation, and thus it will have corresponding Timeline and Clock entries in the May 11, 2023 · The code just worked fine with Qt6. This is with long videos like 1-2 hours. 04356834) and string (03:28) - but I just can't work out how to set the position. Note MediaPlayer. Code: Select all Jul 27, 2020 · but when I click the button it shows a previous frame first (like 100 frames in the past) before it moves to the next frame. Does anyone have an idea how to set the starting point correctly? As the life time of QMediaPlayer can be longer than the playback of one QMediaContent, this property may change over time, the audioAvailableChanged signal can be used to monitor it's status. Jan 8, 2016 · Detailed Description A LibVLC media player plays one media (usually in a custom drawable). Windows can remember exactly where and at what size to start VLC if one holds down the Ctrl key and closes the software's window with the X button in the right top Oct 29, 2020 · Dear community, My use case is as follows: I often listen (and fall asleep) to podcasts at night, and at least in my native Sweden, they have an annoying custom of ending with some sort of loud outro. Because the videos were started at slightly different times I've manually set the start time of each one using the following code: AxWindowsMediaPlayer1. setPosition led to the app locking up eventually. setPosition ( pos ); fMediaPlayer. QtWidgets import QApplication, QWidget, QMediaPlayer 如果指定了音频输出端，则在将匹配数据推送到音频输出端时，媒体播放器会同时发射输出音频缓冲区。 不过，由于音频缓冲区化，声音播放可能会有少许延迟。 Dec 5, 2013 · QMediaplayer setposition is wrong By oldkkk2008 in forum Qt Programming Replies: 1 Last Post: 11th March 2013, 10:58 enum QMediaPlayer::MediaStatus 定义媒体播放器当前媒体的状态。 Gets log message debug infos. h:include/vlc/libvlc _media_player. Issue Links relates to QTBUG-103842 QMediaPlayer::setPosition: position set doens't match the argument Closed Jul 7, 2015 · Detailed Description A LibVLC media player plays one media (usually in a custom drawable). Jun 8, 2016 · Playback starts normally but some issues on WIndows 8 and WIndows 10: QMediaPlayer::bufferStatus () is always returns zero QMediaPlayer::bufferStatusChanged () is never caled after QMediaPlayer::setPosition () much forward NO LONGER player update frames, just nothing displayed. currentPosition); label1. May 17, 2015 · 最简单的基于libVLC的例子：最简单的基于libVLC的视频播放器（图形界面版） 本文记录使用libVLC开发的一个简单的图形界面的视频播放器。由于是示例程序，只包含了最简单的媒体播放方面的功能。其中有一些功能还不完善，有时间以后再做修改。 最简单的基于libVLC的视频播放器（图形界面版） 这 We would like to show you a description here but the site won’t allow us. Jun 2, 2011 · So, I have an AxWindowsMediaPlayer control on my form, and I'm looking to, while its playing, change the playback position to another point. AutoPlay = true; // Will fire after the media has loaded playbackElement1. How can I do to access images between key frames? Here is the code @ fMediaPlayer. scenario: If I only call libvlc_media_player_set_position (or libvlc_media_player_set_time), it seems like it goes to the position. The video must then jump to that point and continue playing. Include dependency graph for libvlc_media_player. . So what was done:? All media_player methods were bundled into one class _Video_Player Class Video_Handler was adjusted accordingly The key part is in the Video Sep 1, 2021 · 在过程中，详细讲解了QMediaPlayer类的使用，如设置视频输出、连接信号与槽函数，以及自定义QSlider子类以实现“点哪打哪”的功能。 同时，文章还解决了在开发过程中遇到的拖动进度条无效和视频格式不支持的问题。 Jun 22, 2015 · I had the same problem, since I use a TV for video watching. Resistance is futile. Typedef Documentation libvlc_audio_cleanup_cb The QMediaPlayer class allows the playing of a media source. QtMultimedia. Nov 29, 2023 · 文章浏览阅读3. The content to playback is specified as a QMediaContent object, which can be thought of as a main or canonical URL with additional information attached. PyQt5：QMediaplayer,QVideowidget播放视频（3） 简介 在 PyQt5：QMediaplayer,QVideowidget播放视频（2）上一篇中完善了界面的布局，快进，慢进QMediaPlaylist. /// Aug 4, 2021 · In this article, we will be seeing how to Set or Resize the VLC window size easily with few clicks. Is it possible to get and set the current position of the video that is being played using this Aug 3, 2020 · A possible solution is to connect to a custom function that delays the setPosition until the media becomes seekable. Position property. However, the sound can be played with a small delay due to audio bufferization. Now I'd like to transfer my app to PySide6 due to more friendly license. Is there a way to achieve this? Slider connected to A media player entity controls a media player. The VLC refused to remember its screen, which I defined as No. Jun 15, 2023 · The original problem was QmediaPlayer. videolan. currentPosition = 314. We would like to show you a description here but the site won’t allow us. How to Enable Continue Playback in VLC Media Player on Jun 20, 2016 · Hi, I'm using Visual Studio 2010 C#. Step 1: Open the VLC Media Player Apr 6, 2023 · I was trying to create a simple video player using PyQt6. I am using this method to associate a trackBar with axWindowsMediaPlayer. Typedef Documentation VLC media player - All pull requests are ignored, please use MRs on https://code. 0. Jun 7, 2019 · I am using VLC in Python to open a video stream (UDP stream). Still tested with official example "player" with a local FLAC audio file. VLC media player is a free and open-source portable cross-platform media player software and streaming media server developed by the VideoLAN project. The content to playback is specified as a QMediaContent object, which can be thought of as a main or canonical URL with additional information Jun 10, 2014 · I want to jump to arbitrary position in a video (while the video don't play). Properties Mar 23, 2023 · Thank you, it works fine. 2. Sep 27, 2018 · What happens when you stop watching a movie midway through and return to it later? Fast-forwarding to the exact spot you left off isn't always easy. Typedef Documentation libvlc_abloop_t Apr 8, 2011 · I am using Windows Media Player ActiveX (axWindowsMediaPlayer) component in C# WinForms application. See full list on doc. Thank you very much for your help, Jackson This is the Jun 26, 2008 · How do I start at a certain position in a video in Windows Media Player (WMP) using VB6 Code? Lets say a video is 30 Minutes long. Nov 29, 2023 · I'm using LibVLCSharp. h Dec 14, 2015 · I'm using libvlc 3. I want to be able to set the position of the current file playing through the code - not by clicking the progress bar. Instance will be created. The logic allows me to set the current position of a local audio file by calling the setPosition f PySide6. We can create a MediaPlayer object with the help of MediaPlayer Jan 4, 2019 · I want to seek to a position when video is paused and played again. The App has a video widget and a slider that can set the temporal position of the video. But to use it like skip slider how should I correct this "QMediaPlayer::setPosition () " which is a slot but not a signal ?By the way , sorry for late response . org/videolan/vlc - videolan/vlc } internal void SetPosition( TimeSpan value ) { _mediaPlayerState. I have a Windows Media Player on a Windows Form and am getting the counter's current position with the following code: string timer = String. file) and - the line number within the source code module. WPF to record and play videos. QMediaPlayer emits outputs audio buffers at the same time as it pushes the matching data to the audio output if it’s specified. First, MediaElement can only set the position once the media is loaded, determined by handling the MediaOpened event. media_player. But if I stop a video at some position near the start or end, close it, then later pla Jun 27, 2015 · I want to seek to a position before playing a video : player= new VlcMediaPlayer(instance); player->setPosition(pos); player->setTime(time); player->play(); but it does not work and instead I used this code: player= new VlcMediaPlayer(instance); player->play(); player->setPosition(pos); player->setTime(time); it now works but first plays the video (and shows some frames of the begining of the When dragging a slider in order to reach a specific position in my media, the setPosition (qint64 pos) function doesn't do anything until the slider has reached some high value. I then use libvlc_media_player_set_position to jump to the time I want. Fortunately, VLC Media Player offers a nifty solution: bookmarks. I get an access violation when pausing using a slotTick that is connected to positionChanged. Calling play () does not actually start it play but only schedules a play. The value may change across the life time of the QMediaPlayer object and may not be available when initial playback begins, connect to the durationChanged() signal to receive status notifications. Format("Counter : {0:0. Even though the input is supposed to be in milliseconds it seems like I can only jump between seconds in my video. 0 (I've also tried 2. But it may depends on the media service plugin behaviour, for example when using windowsmediafoundation plugin under Windows, I just can't make the media pause. Now, when you PAUSE the playback and drag the slider QMediaPlayer::setPosition (qint64) is called with new offset. A building block integration differs from the typical integration that connects to a device or service. connect (self. Apr 11, 2022 · In this article we will see how we can set position of the MediaPlayer object in the python vlc module. When provided with a QMediaContent playback may be able to commence. Here are the steps to change the subtitle position in VLC media player on Windows: 1. If you have two subtitle files and you want one of them to appear at the top of the screen, you can use the merge tool instead. Instance, a string (media URI), options Jun 18, 2025 · if you find the VLC player window size keeps changing everytime you open the app, follow these steps to resize VLC player window permanently. positionChanged. It can be used to playback such content as songs, movies and internet radio. Playback is resumed for exit, hibernation and even program crash. [signal] void QMediaPlayer:: bufferProgressChanged (float filled) Signals the amount of the local buffer filled as a number between 0 and 1. I found: mediaplayer. But I have the next problem, I want to start the video, then position it at position "x" and pause. Is there a way to achieve this? Slider connected to When dragging a slider in order to reach a specific position in my media, the setPosition (qint64 pos) function doesn't do anything until the slider has reached some high value. Does anyone have an idea how to set the starting point correctly? There are two problems. For me the solution was to get the stream length from an external source and calculate the position out of the time I want to set. qt. But it is not working anymore. Can Nov 26, 2018 · 3 I am new to Qt and I am using QMediaPlayer in one of my GUI projects and I want to stop the loaded video at a certain position X (input from user on a Line Edit) how would I be able to do this? I know I am able to set a starting position just by doing player->setPosition (Y) where Y is an integer but what about an ending position? Oct 22, 2023 · 文章浏览阅读2. Apr 25, 2019 · When dragging a slider in order to reach a specific position in my media, the setPosition (qint64 pos) function doesn't do anything until the slider has reached some high value. Use something like: playbackElement1. In that case, the embedding window must be reparented to the root window before fullscreen mode is enabled. Check by calling CanSeek. But it may depends on the media service plugin behaviour, for example when using windowsmediafoundation plugin under Windows, I just can't MediaPlayer can be used in two different modes, depending on what is driving the player: independent mode or clock mode. QMediaPlayer:: QMediaPlayer (QObject * parent = nullptr, QMediaPlayer::Flags flags = Flags ()) Construct a QMediaPlayer instance parented to parent and with flags. Mar 1, 2021 · jsulm @ DzCode said in QMediaPlayer Synchronization Problem: when I do connect (player1, &QMediaPlayer::positionChanged, player2, &QMediaPlayer::setPosition); the end user can see a little flickering Yes, because you do the positioning over signals/slots for every frame I guess :-) Maybe you could start the new video and somewhat Jul 25, 2020 · Create a new MediaPlayer instance. mp4 Here's how to Change Subtitles position in VLC on Windows PC. Note: Notifier signal for property bufferProgress. Then I tried HTTP and that also worked with the keyboard shortcuts, but again no anchor to any control on the screen. Does not necessarily pass the "fixed yeah" stage as I am suspicious still. 7). Not possible to Aug 23, 2020 · 虽然之前介绍了 libVLC 的工作流程，但只能实现简单的播放。与真正的媒体播放器相比，还相差甚远，因为它连一些基本的 Dec 23, 2024 · QMediaPlayer 类不仅能播放音频文件，也可以播放各种常见的视频文件，如 MP4 文件和 WMV 文件。QMediaPlayer 能对视频文件进行解码，并在某个界面组件上显示视频帧。 Apr 25, 2023 · 一个可能的解决方案是连接到一个自定义函数，该函数延迟 setPosition 直到媒体变得可搜索。 这是一个应该处理它的子类（我只测试了 mp3 文件，所以你应该用其他文件类型尝试它以确保它正常工作）。 Mar 23, 2023 · Topic has been marked as solved Z Zbigniew-Sch 21 days ago Mar 23, 2023 · @Zbigniew-Sch Not sure what's your case, mine works when putting pause() right before or right after setPosition(). xohcqc nnex zankh tvrtm mvbpuf bqf mehdw ebgygox acegztm xthgv