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Questions tagged [latency]

Amount of time between when a signal is sent and a sound is heard, measured in milliseconds.

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What are the free livecast/livestream services with very low latency

What are the free livecast/livestream services with very low latency (below 3 seconds) ? I tried YouTube Live but I couldn't keep the latency below 10 seconds.
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1answer
300 views

I'm using H264 encoding to encode video capture from a webcam. How do I turn of rc lookahead?

I want minimize encoding latency per frame. Right now, there is a high increase in encoding latency on the 46th frame. I think lowering the lookahead value might help with this. How do I do this? ...
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3answers
196 views

Why video call has no latency, but no matter what options of ffmpeg I tried to transmit video, the lowest I can get is ~0.2s latency?

Why video call has no (even if there is, it is lower than human perception can discern) latency, but no matter what options of ffmpeg I tried to transmit video to a remote server, the lowest I can ...
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2answers
40 views

If the environment being captured on a video stream becomes less complicated, does the bit rate and latency decrease?

For example, a live GoPro video is being streamed to a HDMI capture software on Windows. The live stream of an office with the lights on has a bitrate of X and a latency of Y ms. If the lights in the ...
3
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1answer
37 views

How does media manage to co-host a show from two continents without latency?

Bloomberg TV features programming daily where the anchors co-host the show from both London and New York at the same time. Interaction between the co-hosts at the different locations are instantaneous ...
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1answer
2k views

best way to publish low latency video on ffmpeg

I am trying to publish a stream of live video that need to get to the client side in under 3 sec in latency. I am using vMix to capture a 720p/50 stream from a camera, that by virtual camera letting ...
3
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2answers
3k views

Adobe Premiere Pro CC editing/playback performance

Dropped Frames and Latency Woes I recently switched from Final Cut Pro X to Premiere Pro, and I've run into a performance issue. To be clear, I've seen several questions about Premiere's rendering ...
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2answers
515 views

Setup for including commentators in live stream (including monitoring)

I'm currently planning a live stream setup which has to include two commentators. This is a bit of a make shift / low budget production. Our setup will be Panasonic Mixer with 4 SD Inputs to pre-mix ...
2
votes
1answer
504 views

Setting up (negative?) midi delay in ableton

When tapping a simple beat on my MPD24 controller in Ableton Live on a Macbook, the notes sound fine when I play them, but as the clip repeats, they seem to play too early. I must admit I am an utter ...
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0answers
364 views

Lowest-Latency in Guitar/Vocal software-based effects?

What is (roughly) the lowest real-world latency achievable for the "roundtrip" from a guitar/mic input through realtime software-based processing and out to the speakers? - Bonus questions: What ...