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Can encryption / decryption play media files?

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Aug 24, 2015
Archive Agent wrote
Some media files can be encrypted in advance, such as when playing again decryption player? (Security for media files)
and decryption play media files does not affect the playback speed.
Source mode : FFMPEG.

qakmak on April 21, 2013 18:03
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17 Answers
Aug 24, 2015
Archive Agent agent wrote
qakmak

This feature is very convenient for business users

on April 21, 2013 18:04
Aug 24, 2015
Archive Agent agent wrote
qakmak

Media file formats is : *.MPG

on April 21, 2013 18:06
Aug 24, 2015
Archive Agent agent wrote
qakmak

Are you gonna add this feature to media player?

on April 22, 2013 07:10
Aug 24, 2015
Archive Agent agent wrote
Roman Minyaylov

Currently we do not have plans to implement this feature.

on April 22, 2013 10:15
Aug 24, 2015
Archive Agent agent wrote
qakmak

So plan it please. It's a very important feature. Media player Really need some feature for buy it.
If it's just can play , I think no different between wpf MediaPlayer class.

on April 22, 2013 14:00
Aug 24, 2015
Archive Agent agent wrote
Roman Minyaylov

FFMPEG decoding, video and audio effects, and so on. A lot of features available.

on April 22, 2013 15:11
Aug 24, 2015
Archive Agent agent wrote
qakmak

Ok, I know. I mean, If add this features, It's perfect. and I really need that.(Run time decryption).

on April 22, 2013 16:12
Aug 24, 2015
Archive Agent agent wrote
Roman Minyaylov

You are can implement DirectShow filters to do that and use SDK DirectShow
engine.

on April 22, 2013 16:39
Aug 24, 2015
Archive Agent agent wrote
qakmak

but DirectShow can't use change audio stream feature, and DirectShow Video sucks.
by the way, the audio effect not working.(directshow or ffmpeg same not working)

on April 22, 2013 16:47
Aug 24, 2015
Archive Agent agent wrote
Roman Minyaylov

All worked, in both DirectShow and FFMPEG, please check latest version of SDK and Main Demo application.

on April 22, 2013 18:31
Aug 24, 2015
Archive Agent agent wrote
qakmak

you want me implement DirectShow filters to Run time decryption. but how I encryption that media first?

on April 22, 2013 18:45
Aug 24, 2015
Archive Agent agent wrote
qakmak

DirectShow can't change the audio stream , and the audio effect is not working. common. don't every time say worked. every time download and setup again.......same result.

I'm test in new version x86 , wpf .

on April 22, 2013 19:20
Aug 24, 2015
Archive Agent agent wrote
qakmak

please, I really think the encryption and run time decryption is a best feature. Does not require encrypted especially complex, anyway it can decryption itself is fine.

on April 22, 2013 19:25
Aug 24, 2015
Archive Agent agent wrote
qakmak

FFMPEG encryption step:main-->av_transcode-->output_packet()-->do_video_out-->av_init_packet-->write_frame
decryption step:main-->stream_open-->decode_thread-->stream_component_open-->video_thread-->get_video_frame-->avcodec_decode_video2

on April 23, 2013 14:59
Aug 24, 2015
Archive Agent agent wrote
qakmak

please hurry plan to add this feature.....It's very cool.

on April 23, 2013 15:33
Aug 24, 2015
Archive Agent agent wrote
Roman Minyaylov

Ok, we'll add it within several days.

on April 24, 2013 13:28
Aug 24, 2015
Archive Agent agent wrote
qakmak

Fantastic.

on April 24, 2013 14:47