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Questions tagged [opentok]

OpenTok is an API Platform from TokBox that enables websites and applications to weave live video communication into their sites and apps. OpenTok is available for the web (JavaScript), mobile (iOS and Android), and native desktop (Windows, Mac, Linux) platforms.

OpenTok is an API Platform from TokBox that enables websites and applications to weave live video communication using WebRTC into their sites and apps. OpenTok is available for the web (JavaScript) and mobile (iOS and Android), and native desktop (Windows, Mac, Linux) platforms.

819 questions
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Can't add a nil AVCaptureInput

I have a beta tester getting this error when trying to start a video session on our iPad app using the OpenTok iOS WebRTC SDK. The app crashes every time. User is on an iPad 2 with iOS 6.1.3. Does anyone have a clue what could be causing such an…
nickd717
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chirp and WebRTC simultaneously - no echo cancellation

I am attempting to listen for chirps (using the webassembly 16kHz-mono 3.1.0 version) while simultaneously communicating with a secondary device over WebRTC which is also listening for chirps. In a situation where the two devices are connected and…
M.T
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How to load test/stress test a video streaming application for mobile implemented using Opentok?

We have a requirement to test an interactive broadcast solution that would allow viewers to engage with a presenter through real time video and voice communication, the same will also be broadcast to a larger audience(100 users).The solution will be…
nikhilc
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Writing video frames to storage using AVFoundation, and reading back those frames using AVFoundation

I'm finding it impossible to write a stream of frames (from a webcam) to storage, and then at a later time, read the frame back out. If I write them using an AssetWriter in AVVideoCodecH264, then I can't read them with an AssetReader because I get…
Jamona Mican
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Opentok end-user denied permission to hardware devices

I'm setting up a prototype for using Opentok Webrtc in Safari IOS11 for the Iphone. It all worked fine, untill today (and I don't remember changing anything). The error I'm receiving is OT.Publisher Access Denied: Permission Denied: End-user…
Jelle Hendriks
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Got an OpenTokException. The element type "hr" must be terminated by the matching end-tag ""

Our application was working fine suddenly a strange exception throws from the opentok while trying to create the session. Could you please suggest us to, what has to be done to avoid this exception? Exception details are given below: Caused by:…
Shrinivas
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OpenTok Video Call Issue when application goes from background state to foreground

I have done video calling using OpenTok (Tokbox Sample for video calling among multiple users). I am facing a random issue in my application when my application enters in background mode and again application is sent to foreground. Session remains…
Nishant Tyagi
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OpenTok, How to switch publisher source from screen capturer to camera and vice versa?

I am trying to implement the feature that allows to switch between screen sharing capture and camera in the middle of the video session in an Android app. I use OpenTok SDK 2.5 for Android. I have researched OpenTok examples (OpenTok samples) and…
John Terry
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opentok.js error when stopping screensharing (Cannot read property 'connections' of null)

I am trying to implement screen sharing using TokBox service in chrome and chromium. After chrome prompts to select a window everything works correctly but when I stop the screen sharing clicking on the "Stop sharing" button in the "pop up" that…
Macario
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Opentok : How to kill streams / publishers properly?

I've got an issue using OpenTok for my mobile app (I use Phonegap and I test the app on Android). I've succesfully created a publisher stream and a subscriber stream. When I close the session and I try to reopen it, there are several issues : it…
kent3796919
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OpenTok grab screenshot of a subscriber's video stream

I am wondering how I could grab the screenshot of a Subscriber's video feed. I see a Stream object representing the video stream is passed into the Subscriber's constructor, but I have no idea how to take advantage using it to convert current frame…
cyc115
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'OpenTok/OpenTok.h' file not found

I'm trying to use OpenTok for the first time. And What I'm doing is simply trying to run the Sample Hello-World Project that is given by Open-Tok. I'm using Xcode 5, I have set my project Target to 7. I have also checked the libraries in Build…
MayurCM
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TokBox API doesn't work with an S3?

Has anyone implemented the TokBox API? It doesn't seems to work on an S3. I am using S3 and iPhone. It works fine on two iPhones but not between my S3 and an iPhone? The sample code can be found at here in the above code sample this is…
shailesh
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OpenTok Api Broadcasted video placement in web page

I am using opentok and connected to the broadcast service and getting object of flash player at the bottom of the page. How can i place it in a particular div.. This is the code i am using to connect to opentol API function initiatecall() { …
Tarun Gupta
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Integrate opentok video conferencing into parse.com + iOS app

This question is not only aimed at code but my app design as well. I have an iphone app that requires opentok to handle the video/audio sessions. I have gone through basic samples but what I am confused about is session management. For example, if…
Nirav Bhatt
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