Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-13 Thread Carl Eugen Hoyos
Carl Eugen Hoyos ag.or.at> writes: > (The fps filter has its own shortcomings, I suggest > using -r.) You can minimize the duplication and dropping with dejudder (needs trial-and-error for such files as opposed to telecined streams): $ ffmpeg -i MDalarm_20150911_121823.mkv -vf dejudder=3 -r

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-13 Thread Carl Eugen Hoyos
Kai Hendry gmail.com> writes: > http://s.natalian.org/2015-09-13/MDalarm_20150911_121823.mkv This input file really is vfr (variable frame rate), our mov muxer requires constant frame rate, so the default action is to do something stupid, but a warning is shown that something is wrong with th

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-13 Thread Kai Hendry
On 13 September 2015 at 12:24, Steve Boyer wrote: > Put the "-c:a copy -c:v copy" to copy the streams and not transcode and it > worked fast (778 fps) and plays fine with ffplay and VLC. MPlayer plays it > at an insane FPS. Stats on the resulting file: Thanks Steve, I didn't realise a 'copy' was

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-13 Thread Kai Hendry
On 13 September 2015 at 12:40, Lou wrote: > All relevant info should be placed within the message, and debug output > is usually too verbose (unless it is specifically requested). It's hard enough to use FFREPORT=file=/tmp/htmlvideo.log:level=32 and now I need to selectively paste in the output?

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Lou
On Sat, Sep 12, 2015, at 08:03 PM, Kai Hendry wrote: [...] > The ffmpeg log: > http://ix.io/kMw All relevant info should be placed within the message, and debug output is usually too verbose (unless it is specifically requested). > Sidenote: Found I had to put in a frame rate of 30 else things >

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:27 PM, Steve Boyer wrote: > > > On Sat, Sep 12, 2015 at 11:24 PM, Steve Boyer > wrote: > >> >> >> On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry >> wrote: >> >>> Hi guys, >> >> >> >>> >> >> The Input #0, mpeg transcoding into mp4 (for iPhone playback via >>> Safari) is

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:24 PM, Steve Boyer wrote: > > > On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry wrote: > >> Hi guys, > > > >> > > The Input #0, mpeg transcoding into mp4 (for iPhone playback via >> Safari) is resulting in up 3x larger files. Why is that? >> >> ffprobe of a typical MKV in

Re: [FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Steve Boyer
On Sat, Sep 12, 2015 at 11:03 PM, Kai Hendry wrote: > Hi guys, > The Input #0, mpeg transcoding into mp4 (for iPhone playback via > Safari) is resulting in up 3x larger files. Why is that? > > ffprobe of a typical MKV input file: > http://ix.io/kLm > > The ffmpeg log: > http://ix.io/kMw > > S

[FFmpeg-user] Transcoding foscam mkv to mp4 is resulting in larger files

2015-09-12 Thread Kai Hendry
Hi guys, The Input #0, mpeg transcoding into mp4 (for iPhone playback via Safari) is resulting in up 3x larger files. Why is that? ffprobe of a typical MKV input file: http://ix.io/kLm The ffmpeg log: http://ix.io/kMw Sidenote: Found I had to put in a frame rate of 30 else things wouldn't work.