Re: [FFmpeg-user] Video lose quality after insert overlay images on video..

2015-09-23 Thread Moritz Barsnick
On Wed, Sep 23, 2015 at 02:20:15 -0700, ankur456799 wrote: > quality.. Means its not so much bad quality, but it's not as original > video... You are very vague, we can't see HOW much loss in quality you are observing. > -c:v libx264 -crf 18 output.mp4 You are using a lossy codec, so you will

[FFmpeg-user] Problem in compiling ffmpeg

2015-09-23 Thread Charles Marquez
Good day! I kept on encountering an error, whenever I try to compile ffmpeg. It keeps notifying: cl is unable to create an executable file. C compiler test failed. Can you help me in solving this? Your help will be pretty much appreciated. Included in this mail is the log file "config.log"

[FFmpeg-user] Video lose quality after insert overlay images on video..

2015-09-23 Thread ankur456799
Hi, I am using the overlay functionality after complete process its lose some quality.. Means its not so much bad quality, but it's not as original video... i am using this. -i input.mp4 -shortest -loop 1 -i 57982344.png -filter_complex

Re: [FFmpeg-user] Video lose quality after insert overlay images on video..

2015-09-23 Thread Paul B Mahol
On 9/23/15, ankur456799 wrote: > Hi, I am using the overlay functionality after complete process its lose > some > quality.. Means its not so much bad quality, but it's not as original > video... > > i am using this. > > -i input.mp4 -shortest -loop 1 -i 57982344.png

[FFmpeg-user] Decklink input buffer overrun

2015-09-23 Thread Flávio Pontes
Hi, I need to stream the 2 inputs from a DeckLink Duo card in FHD. So far I could compile ffmpeg with decklink support and capture one input at a time without problems. When I try to capture from the 2 inputs I start getting the following message repeatedly on both terminals: [decklink @

Re: [FFmpeg-user] Decklink input buffer overrun

2015-09-23 Thread Ricardo Kleemann
On Wed, Sep 23, 2015 at 12:47 PM, Flávio Pontes wrote: > Hi, > > I need to stream the 2 inputs from a DeckLink Duo card in FHD. > So far I could compile ffmpeg with decklink support and capture one input > at a time without problems. > > When I try to capture from the 2

Re: [FFmpeg-user] Decklink input buffer overrun

2015-09-23 Thread Deron
On 9/23/15 1:47 PM, Flávio Pontes wrote: Hi, I need to stream the 2 inputs from a DeckLink Duo card in FHD. So far I could compile ffmpeg with decklink support and capture one input at a time without problems. When I try to capture from the 2 inputs I start getting the following message

Re: [FFmpeg-user] Decklink input buffer overrun

2015-09-23 Thread Marton Balint
On Wed, 23 Sep 2015, Ricardo Kleemann wrote: On Wed, Sep 23, 2015 at 12:47 PM, Flávio Pontes wrote: Hi, I need to stream the 2 inputs from a DeckLink Duo card in FHD. So far I could compile ffmpeg with decklink support and capture one input at a time without

[FFmpeg-user] MPEG-DASH video with Subtitles

2015-09-23 Thread Nate
Hello, I am trying to take a video with subtitles, run it through ffmpeg with the “dash” output format and get ffmpeg to output the subtitles. Steps that I’ve taken: 1. I took this video: https://www.youtube.com/watch?v=QF8pM4wiLaY and downloaded the mp4 and srt files 2. I