[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-21 Thread Henk Schoneveld
Henk Schoneveld belca...@zonnet.nl added the comment: If my brains serve me well, all video codecs become multithreaded this way. Which brings audio-only files to mind. Do they have a GOP-like substitute? FFmpeg issue tracker

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-21 Thread Michael Niedermayer
Michael Niedermayer michae...@gmx.at added the comment: On Wed, Jul 21, 2010 at 07:50:20AM +, Henk Schoneveld wrote: If my brains serve me well, all video codecs become multithreaded this way. Which brings audio-only files to mind. Do they have a GOP-like substitute? each audio frame is

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-21 Thread Henk Schoneveld
-- title: GOP-based multithreading(h264 encoding performance boost of 78%) - GOP-based multithreading(h264 encoding performance boost of 78%) FFmpeg issue tracker iss...@roundup.ffmpeg.org https://roundup.ffmpeg.org

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-20 Thread Michael Niedermayer
Michael Niedermayer michae...@gmx.at added the comment: On Tue, Jul 20, 2010 at 03:41:35PM +, Henk Schoneveld wrote: Status is needs_more_info. What additional info is needed ? A patch ;) [...] -- title: GOP-based multithreading(h264 encoding performance boost of 78%) -

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-20 Thread Henk Schoneveld
multithreading(h264 encoding performance boost of 78%) FFmpeg issue tracker iss...@roundup.ffmpeg.org https://roundup.ffmpeg.org/issue2114 -- title: GOP-based multithreading(h264 encoding performance

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-20 Thread Carl Eugen Hoyos
Carl Eugen Hoyos ceho...@rainbow.studorg.tuwien.ac.at added the comment: Fix Status. -- priority: normal - wish substatus: needs_more_info - open title: GOP-based multithreading(h264 encoding performance boost of 78%) - GOP-based multithreading(h264 encoding performance boost of 78%)

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-20 Thread Michael Niedermayer
Michael Niedermayer michae...@gmx.at added the comment: Btw this can be implemented both in ffmpeg.c as well as a script calling ffmpeg. FFmpeg issue tracker iss...@roundup.ffmpeg.org https://roundup.ffmpeg.org/issue2114

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-19 Thread Henk Schoneveld
New submission from Henk Schoneveld belca...@zonnet.nl: At the moment -threads 0 function doesn't scale well, 8 Cores ~ 350%, so about 45% efficiency. With GOP-based encoding ~ 80% can be achieved. I've tested this by splitting DVB-S BBC-HD 1080i source-file in 3sec segments and with the help of

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-19 Thread Carl Eugen Hoyos
Carl Eugen Hoyos ceho...@rainbow.studorg.tuwien.ac.at added the comment: Do you mean the x264 (the executable) scales better than ffmpeg -vcodec libx264? In this case, two command lines (with time and -benchmark) and output is missing. -- status: new - open substatus: new -

[issue2114] GOP-based multithreading(h264 encoding performance boost of 78%)

2010-07-19 Thread Henk Schoneveld
- needs_more_info FFmpeg issue tracker iss...@roundup.ffmpeg.org https://roundup.ffmpeg.org/issue2114 -- title: GOP-based multithreading(h264 encoding performance boost of 78%) - GOP-based