Hi,
I am also facing a similar issue.
When I set the bit rate using
out_vcodec-bit_rate = 20;
the quality of the video goes very bad. But when I set qmin and qmax, the
bitrate setting is ignored.
Only when i set a high value (approx 100MB) for the bit rate, the quality of
the
Hi,
I'm newbie in mpeg coding. Can anybody explain the relationship between
the rc_max_rate and the rc_buffer_size. Both change the output file size
and bit rate.
Hella Aglaia Mobile Vision GmbH
Steffen Roeber
Firmware Tools
Treskowstr. 14, D-13089 Berlin
Amtsgericht Berlin-Charlottenburg HRB
Hi, tried using the avcodec_encode_video2 function. my problem is thhat if
I call this function once per frame, the video has a small bitrate and
looks bad.
If I call this function twice
AVCodecContext *c;...
c-me_method = ME_EPZS;
c-width = img-getWidth();
c-height =
Steffen.Roeber@... writes:
I'm newbie in mpeg coding. Can anybody explain the
relationship between the rc_max_rate and the rc_buffer_size.
Both change the output file size and bit rate.
Didn't Michael already answered this question?
On Wed, Jul 18, 2012 at 9:30 PM, Michael Niedermayer michae...@gmx.at wrote:
On Sun, Jul 08, 2012 at 01:04:17PM +0200, Robert Krüger wrote:
Hi,
I'm trying to do a colorspace conversion using libswscale. The
documentation for sws_setColorspaceDetails doesn't have all params
documented:
On Thu, Jul 19, 2012 at 2:01 PM, Michael Bradshaw
mbrads...@sorensonmedia.com wrote:
[...]
I guess we should define what would be considered erroneous seeking
to make sure I'm on the same page as everyone, as it's possible I'm
not. Would these be considered problematic:
1) Seek is performed,
Michael Bradshaw mbradshaw@... writes:
Anyone have any answers on these two things? If the answer to the
above would be yes can anyone else verify that ffmpeg -dump
-loglevel debug -ss 38 -i 704x480-m2v-ac3.mpg -vframes 1 out.jpg does
not seek to a keyframe?
As said, afaict it does seek to a
On Mon, Jul 23, 2012 at 11:12 AM, Carl Eugen Hoyos ceho...@ag.or.at wrote:
Michael Bradshaw mbradshaw@... writes:
Anyone have any answers on these two things? If the answer to the
above would be yes can anyone else verify that ffmpeg -dump
-loglevel debug -ss 38 -i 704x480-m2v-ac3.mpg
On Mon, Jul 23, 2012 at 7:12 PM, Carl Eugen Hoyos ceho...@ag.or.at wrote:
Michael Bradshaw mbradshaw@... writes:
Anyone have any answers on these two things? If the answer to the
above would be yes can anyone else verify that ffmpeg -dump
-loglevel debug -ss 38 -i 704x480-m2v-ac3.mpg
Hendrik Leppkes h.leppkes@... writes:
Anyone have any answers on these two things? If the answer to the
above would be yes can anyone else verify that ffmpeg -dump
-loglevel debug -ss 38 -i 704x480-m2v-ac3.mpg -vframes 1 out.jpg does
not seek to a keyframe?
As said, afaict it does seek
Nicolas George-2 wrote
Le quartidi 24 messidor, an CCXX, Noah Arc a écrit :
In the past, libx264 variables such as crf was a part of AVCodecContext.
However, looks like in version 0.11 it has been deprecated and was moved
to libx264.c as a private variable. But for my project, I'm used to
Nicolas George-2 wrote
Le quartidi 24 messidor, an CCXX, Noah Arc a écrit :
In the past, libx264 variables such as crf was a part of AVCodecContext.
However, looks like in version 0.11 it has been deprecated and was moved
to libx264.c as a private variable. But for my project, I'm used to
On Mon, Jul 23, 2012 at 12:50 PM, Carl Eugen Hoyos ceho...@ag.or.at wrote:
[...]
You are probably right, I assumed that from a users' perspective,
the only relevant question is if above command line returns a gray
frame or the next keyframe.
Ah, I see. I think that's where the confusion is
- Original Message -
From: Michael Bradshaw mbrads...@sorensonmedia.com
To: This list is about using libavcodec, libavformat, libavutil,libavdevice
and libavfilter. libav-user@ffmpeg.org
Sent: Monday, July 23, 2012 3:10 PM
Subject: Re: [Libav-user] Why does av_seek_frame() not seek to a
Le sextidi 6 thermidor, an CCXX, noahzarc a écrit :
Apologies for top posting, it's my very first time using a mailing list.
No problem, you fixed it.
Apologies, it's my very first time using a mailing list. Would this be the
correct way of setting priv_data?
AVDictionary
rsg wrote
Hi,
I am also facing a similar issue.
When I set the bit rate using
out_vcodec-bit_rate = 20;
the quality of the video goes very bad. But when I set qmin and qmax, the
bitrate setting is ignored.
Only when i set a high value (approx 100MB) for the bit rate,
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