rtmpdump produces FLV files, which have nowhere to put a value for the
average bit rate. So this isn't something that rtmpdump could fix.
I think ffmpeg is the right place to handle this. When ffmpeg runs
(using -acodec copy), it displays a
On Fri Apr 15 bat guano wrote:
Simon wrote:
rtmpdump produces FLV files, which have nowhere to put a value for the
average bit rate. So this isn't something that rtmpdump could fix.
I think ffmpeg is the right place to handle this. When ffmpeg runs
(using -acodec copy), it displays a
On Tue Apr 12 11:20:00 EDT 2011 dinkypumpkin wrote:
I see that bufferSizeDB (max sample size) is also zero. That would be
a bit unfortunate if either of those fields is the cause. I don't
think ffmpeg will ever fill in those fields in this case, as you're
just copying streams (i.e., using
On 14/4/2011, at 2:15pm, richard wrote:
... when the avgBitrate (average bit rate) in the
DecoderConfigDescriptor of the esds atom is zero, a m4a file will not
play in the Marantz CD6003.
Both EasyTag and mp4tags makes a m4a file playable by changing the
average bitrate from zero to a non
On Tue Apr 12 17:38 dinkypumpkin wrote:
If you're on ubuntu and you have mp4tags, then you've probably
installed the mpeg4ip-utils package (or similar - that's what it's
called on Maverick). If so, you'll have utility called mp4dump which
can print out a more-or-less readable
dinkypumpkin wrote:
On 12/04/2011 21:40, richard wrote:
I'm struggling to understand all this analysis of atoms etc. What
software are you using to carry out your tests and determine what is
going on?
If you're on ubuntu and you have mp4tags, then you've probably installed
the mpeg4ip-utils
On Tue Apr 12 Simon Nash wrote:
dinkypumpkin wrote:
When mp4tags rewrites the MP4 metadata on save, the underlying MP4
library does the arithmetic to calculate the necessary values and
fill in the esds atom. From perusing the ffmpeg code, it looks like
the required logic could be added,
On Tue Apr 12 Simon Nash wrote:
I'm puzzled by this. There is definitely no video in this file, and
it plays OK on my Linn DS.
Have you tried renaming the file to test1.m4a?
When I renamed the test1.mp4 file with a .m4a extension it plays OK on
the Marantz. The file has to have a .m4a
On 12/04/2011 21:40, richard wrote:
I'm struggling to understand all this analysis of atoms etc. What
software are you using to carry out your tests and determine what is
going on?
If you're on ubuntu and you have mp4tags, then you've probably installed
the mpeg4ip-utils package (or similar -
On 12/4/2011, at 5:08pm, Simon Nash wrote:
I'm puzzled by this. There is definitely no video in this file, and
it plays OK on my Linn DS. The Linn DS is happy with both .mp4 and .m4a
file extensions so I had been thinking that these are equivalent for
MPEG-4 files with audio and no video.
richard wrote:
On Sat Apr 9 10:08 Simon Nash wrote:
There has been a recent change to ffmpeg to use the 4-byte length
format(see
http://ffmpeg.org/pipermail/ffmpeg-cvslog/2011-March/035858.html).
This is included in the 0.6.90-rc0 release of ffpmeg, according to the
changelog
On Sun Apr 10 02 Simon Nash wrote:
I would be interested in trying these on my Linn DS.
I will send you three m4a files off list of Bells on Sunday (2.8Mb each)
downloaded with get_iplayer for you to try. The 3 files are:
Bells1_noscript.m4a
This file does not use Jon's script. The file does
richard wrote:
On Sun Apr 10 02 Simon Nash wrote:
I would be interested in trying these on my Linn DS.
I will send you three m4a files off list of Bells on Sunday (2.8Mb each)
downloaded with get_iplayer for you to try. The 3 files are:
Bells1_noscript.m4a
This file does not use Jon's
Jon Davies wrote:
dinkypumpkin did some great work putting together a patch which makes
mpeg4/m4a the default file format for aac sources, rather than raw
aac. This works for most people but ...
On 1 April 2011 21:15, richard rich...@richsim900.plus.com wrote:
The m4a file did not play in the
dinkypumpkin did some great work putting together a patch which makes
mpeg4/m4a the default file format for aac sources, rather than raw
aac. This works for most people but ...
On 1 April 2011 21:15, richard rich...@richsim900.plus.com wrote:
The m4a file did not play in the Marantz CD
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