users upload videos with video preview, but because video has requirements for video encoding Ogg = with Theora video encoding + Vorbis audio coding MPEG4 = with H.264 video encoding + AAC audio coding WebM = videos uploaded with VP8 video encoding + ...
problem description there is no problem with the video tag and video format. Try to play other short videos. in the mobile phone safari test, the screen is off, and then on, it can be played for a few seconds, and then it will not work again. the ...
like Tencent Video, if you are not a member, you can t play it after a few minutes. ...
how to transcode from video to audio with pure JavaScript? (for example, mp4 to wav) PS: my goal is to grab the sound of the video from the web page into audio, and then recognize the text through platforms such as iFLYTEK. ...
Command: -sharpEXTM3U http: player.acfun.cn route_mp4?dt=0&uid=0×tamp=1529889316&fid=030002010056D9063AF9692D9B7D2FCC7380FE-FFE8-AD01-3806-1B72868E9764.flv&ns=video.acfun.cn&ran=0&vid=585cfe740cf2e963ad610b98&customer_...
the mp4 file already uses H264 video codec and AAC audio codec, and the Aliyun address on ie browser cannot be played <video loop="loop" controls="controls" autoplay="autoplay" > : <source src="http: 1jbe...
A video tag, how to detect whether it failed to load? I monitored the onerror event, and it can be triggered if the resource is 404, but if the page is rendered and then the network is disconnected, the video will not be opened and the error event will n...
demo code written by myself: : : : what s going on? For the first time with the help of video.js, God, thank you. another: vertical volume bar, set, also can not achieve vertical display, is there a problem with my code? ...
before I destroy the instance in demo, the instance is reinitialized, which is ok: var handler = function () { alert(12111); } var handler1 = function () { alert(22222); } var player; play(handler); function play(handler) { videojs("ex...
Question1: set src, for video tag and set loadstart listening method for video. Src, is also set when the method is entered, but the video cover is not displayed all the time. What s going on? Question2: what are the possible reasons for setting ...
Select a video file and add loadedmetadata listening to the corresponding video tag: mov:movaviavi Why is this? Flv format (which is also transferred by mov and can also be played normally) is not good either. But the same mkv format transferred fro...
Today, the company s front-end group said to send the video in Base64 format to the interface and then store it. But I have not done this before for Base64 to store videos without problems, and I have seen that there seems to be no video format in t...
on ios, video.addEventListener ()-> end, play, error and so on cannot be monitored. Why do you ask for help and how to solve it? I can t even use the video.addEventListener browser of safari,. Help! Thank you ...
about the video tag poster= "loadbg.jpg " video cover preload= "auto " Xmuri Webkitlplay = "allow " x5videovideo player type = "h5 " enable H5 player, which is the wechat Android version feature x5videovideo playerfullscreen= "true " full scre...
you need to upload videos locally within 20 seconds. You can now use video and createObjectURL to achieve this in pc, but not in Wechat of IOS, because video will not load videos or trigger the onloadeddata event of video after adding src. Is there a...
do video online non-editing, need to do video annotation function, Daniel, please give us some advice! ...
h5 tag video, if you want to play more than one video on your phone at the same time, the last video will be paused. Is this a browser restriction? Is there any solution <!DOCTYPE html> <html lang="en"> <head> <meta c...
use flv.js to play videos in http-flv format A browser can only play 6 videos, but the seventh browser cannot play . Turn off one of them, and the seventh can play right away. What is the reason for this? did not find relevant clues on the Internet, a...
video playback level becomes the highest, overwriting the following on the left is the effect after the video is played. Slide below to cover the following content ! [picture upload.] ...
after building with webpack in the project, the file name will be changed to a hash value, but the poster attribute of the video tag refers to the original file name, which will cause the picture to be found. Please advise the code in the browser: . &l...
how Egg supports cross-domain requests for a single interface, but not all interfaces of the service can be cross-domain requests ~ tried the following method: async XXX () { const { ctx } = this; ctx.set( Access-Control-Allow-Origin , * ...
before the H5 page, encountered such a demand scenario: the game rule is a pop-up window, but there is a maximum height limit, beyond the internal scroll bar, users can slide the contents of the pop-up window to see the full rules. But embarrassingly, a...
is the space here also a font? what is the reason why inline-block produces spaces? The space between the tags? There are only line breaks between tags, right? will the browser parse the line breaks into spaces? ...
var book = { year:2004, edition:1 } Object.defineProperty(book,"year",{ get:function(){ return this.year }, set:function(newVal){ if(newVal>2004){ this.year = newVal ; this.edition ...
the front end uses gulp to compress the code, and the compressed dist mian.min.js and dist main.min.css, will be introduced on the home page, but each compression will only be carried out when the css and js files under gulp monitoring are changed. is th...