Nicolas

As you mention below : try to stick to some robust codecs.
Export your work in quicktime either yuv2 or RGB, then ffmpeg it to whatever you want.

e.g. my scans are exported to RGB then to X264 1080p with a rec 709 gamut.


#/bin/bash
fichier=$1.264
mkfifo $1.y4m
x264 --tune film --preset medium --level 4.1 --sar 1:1 --slices 4 --b-pyramid strict --aud --bframes 3 --keyint 24\ --bitrate 25000 --vbv-maxrate 40000 --vbv-bufsize 30000 --aq-mode 2 --threads 2 --colorprim bt709\
 --transfer bt709 --colormatrix bt709 -o  $fichier $1.y4m &
sleep 0.5
cat /dev/stdin > $1.y4m
rm $1.y4m

Then you use GPAC to mux the soundtrack previously exported as AC3.

#!/bin/bash
fps=$1
IFS=$(echo -e "\n\r\t")
for nom_wav in $(ls *.264) ; do
        echo "Traitement de ${nom_wav}"
MP4Box -add "${nom_wav}" -flat -add "$(basename ${nom_wav} .264).ac3" -fps "$fps" "$(basename ${nom_wav} .264).mp4"
done

Tadaaaa
You have your AVCHD ready for bluray. Use MultiAVCHD under Windows (despair) to Create your layout.


Don't despair .. it works fine ... Although I had troubles recently exporting to yuv2 or DNX from an open Suse 11.4. Might have do with the nvidia / SLI module though. That is one of the trick but get into the ffmpeg doc, it's worth spending the time.

cheers
Edouard

On 11/07/2011 02:22 PM, Nicolas Ecarnot wrote:
Hi List,

Since my struggle 6 hours ago, and a victory for me (convert everything to MJPEG+wav, and stick to ALSA), I really progressed.

Until now!

My editing work is over, and I would like to render it.
I'm still using the same old setting I'm using for at least 6 months (ie. quicktime for linux, mpeg4-video, and audio two complement) and I see cinelerra crashing. Actually, it stalls, but as I run it from a terminal, I see it crashes and waits (must ctrl-c it to quit).

- First thought : my editing has an issue?
I load an old work I rendered dozens of times with the same rendering settings : crash!
- I tried to render my brand recent work in ogg/thoera : OK
- I tried to render it sound only (ie. quicktime for linux (mov) and audio only) : it's working
So video is an issue.

Here's what I get on my terminal :

---------------------------

Cinelerra 2.1.5CV (C) 2010 Heroine Virtual Ltd.
Compiled on Mon Oct 24 17:26:23 UTC 2011

Cinelerra is free software, covered by the GNU General Public License,
and you are welcome to change it and/or distribute copies of it under
certain conditions. There is absolutely no warranty for Cinelerra.
Render::run 1
Render::run 2
Render::run 3
Render::run 4
Render::run 5
Render::run 6
Render::run 7
Render::run 8
Render::run 8.1
Render::run 8.2
Render::run 8.3
Render::run 9
Render::run 10
[mpeg4 @ 0x12fb8e0]removing common factors from framerate
signal_entry: got SIGSEGV my pid=3953 execution table size=16:
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
    vrender.C: process_buffer: 124
    vrender.C: process_buffer: 134
signal_entry: lock table size=13
    0xa871758 CWindowTool::input_lock CWindowTool::run
    0xa1e00e8 BC_Synchronous::next_command BC_Synchronous::run
    0xa9460b0 MainIndexes::input_lock MainIndexes::run 1
    0xa945b20 TransportQue::output_lock PlaybackEngine::run
    0xa895058 TransportQue::output_lock PlaybackEngine::run
    0xa9b80c8 ResourceThread::draw_lock ResourceThread::run
    0xa8bd6a8 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa6ab518 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa8966a0 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa7d67b0 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa9e8b10 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa947e98 BC_WindowBase::event_condition BC_WindowBase::get_event
    0xa7dc9290 FileThread::file_lock FileThread::run 2 *
BC_Signals::dump_buffers: buffer table size=0
BC_Signals::delete_temps: deleting 0 temp files
SigHandler::signal_handler total files=1
Closing /home/user/pathToFile/file.mov

---------------------------

As I can not render anymore the project I was able to previously, the only change I see is I upgraded from ubuntu 11.04 to 11.10.
So were there some changes around Quicktime for linux in between?

None of you noticed anything?


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