Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions tagged Video
0
votes
846
views
1
answer
video - Uploading mp4 files using PHP
I am able to upload png/jpegs/images using PHP upload script but am not able to upload mp4 files on ... still same error video/mp4Invalid file See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
795
views
1
answer
video - ffmpeg: reduce fps if over threshold but do not increase if under threshold
The ffmpeg CLI allows your to specify -r <fps> or -vf fps=<fps> to set a fixed FPS for your output. The ... it wasn't needed for my use-case. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
630
views
1
answer
video - Youtube integration in iOS SDK
How I can integrate Youtube with iOS? Mainly I want to play private videos without asking for login. Login ... before playing the private video. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
838
views
1
answer
video - FFmpeg move overlay from one pixel coordinate to another
I'm trying to write a command within FFmpeg that will first overlay one video stream on top of another one. ... at 1000x100. Is this possible? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
761
views
1
answer
video - youtube api v3.0 Browser-based Uploading in php
i'm trying (php) to upload a video (browser based not storing video in my app want to upload straight to youtube). ... (array("tag1", "tag2")); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
768
views
1
answer
video - FFmpeg concatenation, no Audio in Final Output
I have the following command working in ffmpeg, which adds 1 second of a black frame to the beginning of ... map "[out]" finaloutputvideo.mp4 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
909
views
1
answer
video - Embed instagram/youtube into Shiny R app
I would like to play an instagram or Youtube video upon a click of a graph (e.g. showing what an outlier ... GoogleGroups answer but got no joy. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
750
views
1
answer
video - How to batch convert mp4 files to ogg with ffmpeg using a bash command or Ruby
I am running a OSX, don't know tons about video conversions. But I have like 200 videos that are all in mp4 ... convert this from linux to osx. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
710
views
1
answer
video - Muted Autoplay in Chrome still not working
I am having trouble getting chrome to autoplay a video. I have set the video to muted and it auto plays in both ... not the result I'm getting. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
631
views
1
answer
video - Can anyone help in understanding AVFrame.linesize[]?
I tried to find what each cell of AVFrame.linesize[] means, but I didn't found. As I understood linesize[0] is ... of the row, am I correct? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
558
views
1
answer
video - How to include FFMPEG functions in android code
My aim is to build a video file by combining an audio clip and an image for android. Using cygwin, I was able ... how this should be done..... See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
943
views
1
answer
video - ffmpeg splitting RGB and Alpha channels using filter
I'm trying to use ffmpeg to split an input file into two separate files: An MP4 with only R,G and B ... to alpha.mp3? Thanks in advance! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.0k
views
1
answer
video streaming - Recording IP Camera stream with FFMPEG
Hey I am trying to record the IP camera stream using FFMPEG . But it is giving me Input/Output error . Here ... Any Help would be appreciated . See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
737
views
1
answer
video - FFMPEG: Get the Scene Change Detection value for all frame
I'm trying to measure how much a movies is "fast" (more action in the screen and quick scene chances). I don ... I can make it return the value? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
699
views
1
answer
video capture - OpenCV VideoWriter won't write anything, although cvWriteToAVI does
I'm been trying to capture video from a cam and write it into an AVI file. I'm using Qt 4.8.2 with MSVC ... have any idea on what's going on? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.0k
views
1
answer
video - OpenCV Seek Function/Rewind
I've been trying to find/implement a seek and rewind function (for video (.avi)) using OpenCV in C++, ... appreciated; Thanks ahead of time! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.1k
views
1
answer
video - Change ffmpeg input on the fly
I want to show videos non-stop without knowing beforehand which videofile would go next on a Linux host. This ... me into the right direction. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.0k
views
1
answer
video streaming - Live555 on Android
I'm trying to get the RTSP video stream play in my Android App using the build-in Videoview/MediaPlayer, but ... I do that myself? Thanks. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.1k
views
1
answer
video - Flutter - video_player fullscreen
I'm using a plugin called video_player on my Flutter project. I'm able to play and pause videos without a ... ; Can I make it fullscreen? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
993
views
1
answer
video - ffmpeg set subtitles track as default
By adding an .ass subtitles track to an mkv video with ffmpeg, it isn't set as default track, so on ... to do this directly with ffmpeg? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
552
views
1
answer
video - Using both cameras on android: "Fail to connect to camera service"
I'm having troubles in accessing both (front and rear cameras at the same time). When turn on one camera it ... - I'm using HTC Sensation. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
857
views
1
answer
video - How to use GPU to accelerate the processing speed of ffmpeg filter?
According to NVIDIA's developer website, you can use GPU to speed up the rendering of the ffmpeg filter. Create high- ... t 5 -crf 28 dog.mp4 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
834
views
1
answer
video - Howto merge two avi files using ffmpeg?
I'm unable to merge two avi videos together. google is full of below examples: cat file1.avi file2.avi file3.avi ... is converted and that's it. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
1.1k
views
1
answer
video - Read Frames from RTSP Stream in Python
I have recently set up a Raspberry Pi camera and am streaming the frames over RTSP. While it may not be ... can I use to accomplish this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
619
views
1
answer
video - How do I embed a mp4 movie into my html?
I have a blog section on my site that has the TinyMce editor. I want to embed a video when I post a blog and ... > </object> What am I missing? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
707
views
1
answer
video - Live stream RTMP/RTSP player without using webview (WOWZA server) on Android
I am developing an Android application in which I want to publish as well as stream a video... What I want is: My ... . How do I fix this issue? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
583
views
1
answer
video - FFmpeg c++ H264 decoding error
I have a program which capture video from webcam, encode with ffmpeg, encoded packet then write to buffer. At the ... exit_v4l2(); return 0; } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
0
votes
608
views
1
answer
video - To refresh imshow in Matlab?
I want to convert this answer's code to imshow. It creates a movie in MOVIE2AVI by %# preallocate nFrames ... you store the animation correctly? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
video
Page:
1
2
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] 大家帮忙看下, 这个 nginx 的 rewrite 规则的正确写法是什么, 关于反向代理的
[2] 如何用Python实现文件类型转换,XLSX转换成DAT和LOG
[3] plot3d - Plot simplices in 3D in R
[4] 最少知识原则和单一职责原则是否相互矛盾?
[5] java 爬虫正则的问题
[6] php socket编程问题
[7] flutter - SQFlite unable to insert into database on iOS 14.3
[8] encryption - Encrypt/Decrypt String using Public/Private Key in Java and Javascript
[9] php - Laravel after login Two factor not working
[10] for in 为什么不遍历对象原型上固有属性?
2.1m
questions
2.1m
answers
60
comments
56.9k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...