Questions tagged [mpeg-dash]

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17 views

How can I know if a video file is DASH or HLS?

I'm downloading videos, but some of them are DASH, how can I use ffprobe or ffmpeg to know which are using DASH?
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25 views

Shorter video when generating mpd from webm with ffmpeg

I'm want to use ffmpeg for a personal project so I'm practicing with some commands. Right now I'm trying to generate a MPD with 720p and 320p versions from a 720p webm video recorded with ...
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16 views

Stream multiple videos back to back MSE

I want to stream multiple videos back to back seamlessly with MSE. Can i do this with MPEG DASH (i would need to generate the manifest file on the fly through an api, i cant prepare it in advance) or ...
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88 views

Streaming MP4 files through HTTP without HLS or DASH?

I am building a web application that consists of a web client and a server. The web client needs to play a continuous stream of MP4 files to the user, preferably through a player like video.js. The ...
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0answers
223 views

How to download m4s dash videos

I have got a dash link which has multiple Adaptation sets. It is encrypted (DRM) which is fine. I want to download the raw video stream so that I can decrypt using ffmpeg. I have the decryption key. I ...
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1answer
73 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
288 views

The ffmpeg webm_dash_manifest demuxer fails with webvtt subtitles

I am trying to create a DASH manifest using ffmpeg and I encounter some difficulties with the subtitles. I get the error [webm_dash_manifest @ 0x55e19db48180] EBML header parsing failed [...
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0answers
450 views

MPD Download Problem [closed]

im triying download this: https://s3-dub-2.cf.dash.row.aiv-cdn.net/dm/2$0BUF7K2VT3IU0_lgY5I8MtbEnr0~/4a41/40a4/cba9/491e-8631-097e38e63dc5/b61f4b90-54ed-4b6e-8dc9-816b4cc58eab_corrected.mpd?encoding=...
2
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1answer
7k views

How to convert encrypted mpeg dash created with Bento4 mp4-dash.py to MP4

I have MPEG dash video files created with Bento4 mp4-dash.py. The files have encription, but I have the MPD and the audio and video segments. I am trying to get my original MP4 file back from those ...
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1k views

Constructing playable mp4 video file from MPEG-Dash segments

I am having an unencrypted MPEG-Dash manifest file and I am trying to re-construct from the downloaded segments a playable video file. I have so far tried to concatenate the initialization file to ...
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0answers
112 views

FFmpeg: apply audio/video fade-in on the first TS chunk, then "cat" all chunks produces a frame loss

this is my first post (on video.stackexchange.com). I need some explanation regarding to re-encoding a single .ts chunk and then use cat command. I'll explain my scenario. I've a lot of .ts chunks ...
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0answers
283 views

Changing DASH Parameters in FFmpeg on the fly?

I am using FFmpeg to create MPEG dash segments from my camera and playing it using Shaka Player. But I want to change the segment size (For example 2 seconds to 1 second) without creating a new ...
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1answer
859 views

DASH Live vs OnDemand profiles

I've read about dash profiles and from what I understood the difference between live and on-demand profiles are that live furthermore splits each representation into segments (which is critical for ...
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2answers
289 views

Is it possible to verify if mpeg dash video was correctly transcoded

I am transcoding some of my videos to mpeg-dash so I can use html5 players. But I am not able to play them on any player. It might be something wrong with my files. These is a sample https://...
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3answers
54k views

How to download and encode a video from a MPD manifest?

I can watch videos on a website with MPEG-DASH technology. I can obtain the video's manifest.mpd file from the website. (I am not sure whether the file contains any user credentials or not, so I am ...
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1answer
173 views

Dash, Hls and pure Media Source Extension chunkless options

i'm experimenting with dash-media source extension and purejs-media source extension and i have seen i have the choice between chunked and inline fragmented videos. My questions is what codecs are ...
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1answer
821 views

FFmpeg Media Source Extension Examples and Adaptive VOD and Live Streaming

I have a quick questions. Has anybody examples or links for the use of FFmpeg with the Media Source Extension for pure JavaScript adaptive VOD-, or Live-Streaming? I mean really pure not HLS or DASH. ...
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0answers
253 views

Understanding mpeg-dash for VoD

What programs should I use for create MPEG-DASH stream and generate manifest file [may be ffmpeg but I'm not sure that it is enough]? Can I add subtitles file after I create stream? Can I store audio ...
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0answers
537 views

Change resolution according to bandwidth at the start of the video

The use case described here is very much the same as the YouTube's feature where a lower resolution of the video is selected if the user's network speed is low. But, I'd like to do this only at the ...
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2answers
5k views

Simple: Can HTML5 Play a .mpd Manifest File Through Its Video Tag?

I have a Movie_Manifest.mpd file that is made up of 5 .webm video streams (consisting of different sizes and bps) and 1 audio file. The question I'm asking is: can it be played through a "simple" ...
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1answer
1k views

mpeg-dash playback on ios

I have created my dash videos with mp4box and ffmpeg. it plays fine on exo player and videoJS on android and all browsers, but it doesn't play on ios 10 safari. how can I make it playable on ios and ...
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0answers
659 views

Transcode FROM MPEG-DASH

I have an input MPEG-DASH stream and I want to transcode it. First of all, need to decode it and then route an output to FFmpeg and encode it, but not have any ideas how to decode MPEG-DASH. Please ...