[FFmpeg-user] Sync video and audio after using complex filters to blend two files

[Luke Harrison]

Managed to fix mine. Will respond in full later.

Regards,
Luke.

Sent from my iPhone

> On 15 Dec 2016, at 8:56 PM, DevOfAllTrades <echarles at bostonproductions.com> wrote:
> 
> I'm having a similar problem. 
> 
> This is the call I'm using:
> 
> ffmpeg -y -r 30 -i titleCard.mp4 -i rawRecording.mp4 -i credits.mp4  -i
> longSong.mp3 -filter_complex "[0:0][0:1][1:0][1:1][2:0][2:1]
> concat=n=3:v=1:a=1 [concatv] [concata],
> [3:0]aformat=sample_fmts=fltp:sample_rates=48000:channel_layouts=stereo,volume=0.4[quiet],
> [concata][quiet]amerge=inputs=2[aout]" -map [concatv] -map [aout] -pix_fmt
> yuv420p -c:a aac -strict -2 output.mp4
> 
> I've tested this on a bunch of platforms, and I've found that it plays back
> with no issues on Windows Media Player and the new Windows 10 Movies & TV
> app (of all things), but not in Chrome, Quicktime, VLC, etc. 
> 
> What platform are you trying to play your output file back on? I'd be
> curious to see if it plays with no sync issues on any platform.
> 
> 
> 
> 
> --
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