Questions tagged [hls]

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17 views

Serving static video content directly vs. via adaptive streaming protocols (HLS, DASH)

Is there an advantage of serving static video content (not a live stream) via adaptive streaming protocols such as HLS or DASH over serving them directly as files using HTTP server in terms of speed? ...
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0answers
26 views

ffmpeg audio ADTS error when m3u8 has id3v2 tag

I'm trying to download a video from a VOD service. But when I access it using ffmpeg and try saving ffmpeg will fail with audio error. If i skip audio I can save the video, no problem. Here is ...
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1answer
2k views

HLS to RTP multicast FFmpeg

I want to transmit HLS stream to RTP multicast via FFmpeg and use the following command: ffmpeg -re -i HLSstream -c copy -f rtp_mpegts rtp://ip:port But the output source сrumbles sometimes (I ...
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1answer
1k views

How to generate decryption key from m3u8 manifest? (OR) How to decrypt an excrypted MP4 using URI and IV?

I am downloading an HLS video which is AES-128 encrypted. The issue is that the downloaded video is also encrypted and hence, not viewable. The website is serving 2 M3U8 manifests: The first ...
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0answers
12 views

CODEC and Resolution in Multi-Variant Master playlist

I am recording my content in wowza using cupertino hls (.ts files). I am building a playlist from these chunks at an interval of 30 mins. But while creating master playlist with all the bitrates, i ...
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0answers
24 views

Switch between HLS input streams to output a new HLS stream

I'm trying to generate a HLS stream from an input of N (in this example 2) HLS streams but I cannot figure out the right settings to get the PTS values right. My streams can be represented this way : ...
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0answers
87 views

HLS input with discontinuity results in 'Non-Monotonous DTS' errors

If I use an HLS input (.m3u8) with 'EXT-X-DISCONTINUITY' tags, as soon as it encounters a discontinuity, it spits out a load of 'Non-monotonous DTS in output' errors, and the resulting video freezes ...
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1answer
312 views

“Unable to open key file” error when remuxing a set of encrypted .ts files (as a .m3u8 playlist) into .mp4 with FFmpeg

I'm trying to remux a set of encrypted .ts files (as a .m3u8 playlist) into a single .mp4 file with the next command: "C:\Users\~\Desktop\test\ffmpeg.exe" -allowed_extensions ALL \ -i "C:\Users\~\...
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0answers
76 views

FFMpeg hangs during HLS download

I'm attempting to download from these three playlists: ffmpeg -headers "referer:play.vidyard.com" -i "https://cdn.vidyard.com/hls-videos/F5XrYRNWc3ZfCQcylJOWUA/stream_1080_master_xaENGxt-...
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0answers
51 views

PTS DTS indicator in PES frame

I'm trying to add timed metadata into TS files and to the best of my knowledge it is only possible if the PES frame has the PTS DTS indicator with the value 2, which means that only PTS is present. ...
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0answers
89 views

FFmpeg HLS video download progress stops after some time - but still downloads data

FFmpeg starts off downloading the HLS video off the m3u8 normally, but after exactly 24 seconds it just stops seeking forward, and instead gradually raises bitrate while still downloading data. Full ...
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0answers
381 views

ffmpeg same bit rate in hls file across resolutions

We are using following command to generate dash and hls file for a given video: ffmpeg -y -nostdin -loglevel error -i input.mp4 \ -map 0:v:0 -map 0:v:0 -map 0:v:0 -map 0:v:0 -map 0:v:0 -...
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0answers
5k views

moov atom not found

I downloaded this video using youtube-dl's HLS downloader. The video was being HLS streamed using AES-128. Even though I could view it perfectly fine when it was being streamed in the browser, VLC ...
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0answers
764 views

FFmpeg to create HLS and replace (stitch) segments

I need to create multiple copies of a source video file stamped with a logo. Also, each copy is overlaid with a unique version number, intermittently appearing throughout the video. Since I’m ...
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1answer
335 views

MPEGTS & HLS: Only second segment onwards is valid

When i use hexadecagonal audio channel layout in an mpegts container, I can receive and play back the stream fine only if I configure the hls server to allow serving the very first segment, and then ...
0
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1answer
618 views

ffmpeg hls creation overwriting master manifest

I have a video I'd like to convert to HLS, however, when I run the command, it only records the last few segments to the master manifest. How can I get all of the fragments and their associated data ...
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0answers
597 views

Switching between multiple m3u8 playlist

In a live stream setup, I have 2 cameras and each one sends RTMP stream to one different application which is on my Nginx-RTMP server. On the browser I am using Videojs Hls plugin. Now my question ...
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0answers
507 views

HLS Preset Settings 240p, 360p, 480p, 720p and 1080p

I am trying to transcode mp4 videos into HLS using AWS transcoder. I see that there are only few presets available which are like 1M, 1.5M and the highest 2M. I am unable to get 240, 360 , 480,720p ...
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1answer
423 views

Streaming HLS from a video4linux2 virtual video device

I'm trying to accomplish a few things at the same time with the raspberry pi camera; create an HLS live stream take regular interval jpg snapshots and save them to disk irregularly record short ...