On Sat, Mar 16, 2013 at 8:39 PM, Johannes Mueller
<[email protected]> wrote:
> Einar Rünkaru wrote:
>
>> > So what's the best video/audio codec for cinelerra and how do I get it.
>> >
>> > I am using cinelerra-cv-2.2 from the cinelerra-ppa repos on ubuntu 12.10.
>> > The same behaviour I get using cinelerra-cv from the stable git repo from
>> > cinelerra,org
>> >
>> > Any hints?
>>
>> There is a quite limited number of formats usable with cinelerra.
>>
>> Please read http://www.g-raffa.eu/Cinelerra/HOWTO/get_media_ready.html
>
> Thank you Einar.
>
> Two questions on that:
>
>
> 1.  suitable bitrate
>
> DNXHD seems to me the most feasible format. Almost anywhere they recommend as
> video bitrate 185 Mbps. However on this page¹ it says that this is the bitrate
> for 1080i/50 which results in 25 fps. My camera gives 50 fps (1080p/50) which
> would require a higher bitrate which is however not mentioned in the table.
>
> In some forum someone recommends 240 Mbps for 1080p/50 projects.
>
> I tried both bitrates and surprisingly if I choose 240M the resulting files 
> get
> smaller than the 180M ones.
>
> So which bit rate do I use?
>
>
> 2. suitable audio codec.
>
> The page Einar mentioned recommends pcm_s16le as audio codec. However my
> installation of cinelerra does not like it for some reason. It says
>
> new_acodec: couldn't find codec for "lpcm"
>
> and the playback is again unstopable.
>
> If I put an imported .wav into the timeline, everything's fine.
>
>
> Thanks
>
> Johannes

I found conversion of panasonic .MTS to mjpeg with qscale of 1 and
pcm_s24le gets the 28 Mbps HD1080p @ 50fps to 120 Mbps and quite
editable in cinelerra.

Arvind
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