Yoon Chris writes:
> Hi,I'm looking for a file named "rtpvideo.cpp" that is
> supposedly a part of ffmpeg.
The file is definitely not part of FFmpeg and I would be
very surprised if it ever has been.
(I suspect it is part of an inactive (spanish) open-souce
project called teartp.)
Carl Euge
Mike Versteeg writes:
> These would be questions related to the use of the libav API,
> particularly questions that relate to my lack of knowledge of the API
> (due to lack of documentation and examples).
Did you look into the doc/examples directory?
It also contains an encoding example which i
Denis writes:
> if (pAVStreamVideo->codec->codec_id== CODEC_ID_H264) {
> qDebug() << "CODEC_ID_H264";
> av_opt_set(pAVFormatContext->priv_data, "preset", "veryfast", 0);
> av_opt_set(pAVFormatContext->priv_data, "tune", "zerolatency", 0);
> av_opt_set(pAVFormat
Gohar Hovhannisyan writes:
> We wonder whether it is possible to perform decoding on
> iPad GPU to speed up decoding process (by compiling
> it with special flags, or with some patches)
Only if you implement it.
> or run it parallel on dual core (iPad2) / quad-core (new iPad)
> or are there a
Carl Eugen Hoyos writes:
> > We wonder whether it is possible to perform decoding on
> > iPad GPU to speed up decoding process (by compiling
> > it with special flags, or with some patches)
>
> Only if you implement it.
Reconsidering this, it is possible that -vcod
Gohar Hovhannisyan writes:
> I've set the number of threads to 10, but every time my app
> crashes on avcodec_decode_video2.
(Backtrace etc. missing, see https://ffmpeg.org/bugreports.html )
Is the crash reproducible with ffmpeg (the application)?
Please do not top-post here, Carl Eugen
_
Oleg writes:
> FFmpeg CAN'T be built in VS2010
FFmpeg can be built by VS2010, it is tested regularly,
please see http://ffmpeg.org/platform.html#Microsoft-Visual-C_002b_002b
and http://fate.ffmpeg.org/
Carl Eugen
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faeem writes:
> Would someone please direct me to documentation
> and/or some other explanation of how to perform
> hardware decoding using VAAPI/libva with ffmpeg's
> libav libraries. Code examples would be great.
I know of two examples, the va-api code in vlc and
the code in a patch for MP
faeem writes:
> I'll need to run the YUV to RGB conversion on each frame
> if I'm running OpenGL and this will still be CPU intensive.
(I don't think this is correct but it is not related to
va-api at all, consider testing mplayer -vo gl, it is
very fast because it does not need CPU conversio
Mr. Xiao <34973832@...> writes:
> hi, in ffserver.c, there is a error when usng snprintf.
Please send patches made with git format-patch or git send-email
to ffmpeg-devel (git diff >patch.diff is also acceptable).
Carl Eugen
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mustafa elbehery writes:
> I faced a problem in converting to "WMA (16k bit, 22k Hz)" format.
Do you have a 16k wma sample?
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mustafa elbehery writes:
> > > I faced a problem in converting to "WMA (16k bit, 22k Hz)" format.
> >
> > Do you have a 16k wma sample?
>
> yes I do.
Then please either post ffmpeg -i yoursample output or
provide the file.
Please do not top-post here and please fix your mailer
to use "tex
Shawn Van Every writes:
> Program received signal EXC_BAD_ACCESS, Could not access memory.
> Reason: KERN_INVALID_ADDRESS at address: 0x0090
> 0x0001000870b5 in ff_mov_write_packet ()
> (gdb) bt
> #0 0x0001000870b5 in ff_mov_write_packet ()
> #1 0x7fff8e58cb28 in szone_m
Quy Pham Sy writes:
> How can we control the ffmpeg key frame generation?
> (i guess there should be a ffmpeg command's argument
> for this, -force_key_frames maybe, but I'm not sure)
You mean you searched for -force_key_frames on
http://ffmpeg.org/ffmpeg.html but you are not
sure if you fou
Quy Pham Sy writes:
> I'm making a segmenter that intervene ffmpeg's write_frame
> function and write output data to separate files. Each
> segmented file contains segment of about 3 seconds video.
It is possible that your questions are answered
in the fine documentation:
http://ffmpeg.org/ff
Michael R. Hines writes:
> the problem was that I was not using a *actual*
> container to encapsulate my audio/video streams.
> For example, if you make a call like this, for example:
> avformat_alloc_output_context2(&ctx->outAudioFormatCtx, NULL, "ac3", NULL)
> or avformat_alloc_output_context
Shawn Van Every writes:
> (gdb) bt
> #0 0x7fff83cab212 in __pthread_kill ()
> #1 0x7fff8332bb34 in pthread_kill ()
> #2 0x7fff8336fdfa in abort ()
> #3 0x7fff83343989 in free ()
> #4 0x0001f6dc in av_freep (arg=0x10628) at mem.c:185
>
> #5 0x7fff855ba7e1 in
jim morgenstern writes:
> I am using sws_scale to change the pixel formatting but
> this routine is also changing the scale of the data
> graylevel values themselves and I do not want it to.
I am not sure I understand:
Are you converting from GRAY8 to GRAY8A without changing
the resolution bu
jim morgenstern writes:
> Code snippet:
> #define RGB16 PIX_FMT_RGB48LE // little endian
> #define RGB PIX_FMT_BGR24
> #define YUV422 PIX_FMT_YUV422P10LE
> #define YUV444 PIX_FMT_YUV444P16LE
(That must of course make the code much more readable
and significantly ease the search for a probl
Nicolás Dato writes:
> Then, I tested it by upgrading to FFMPEG 1.0, everything
> looks the same as with 0.10.5 untill the error "channel element
> 0.2.." appears, after this happens the data is different, the
> channel 1, 2, 4, 5 and 6 are always in 0 (silence), and the
> channel 3 has the inf
Nicolás Dato writes:
> I opened the output with audacity, at the very beginning
> there is audio in all the channels, after the ffmpeg throws
> that error, all the channels are in silence but one
I understand.
Please provide a longer sample (a few seconds 5.1 if possible
and at least addition
Nicolás Dato writes:
> here is a 400k (17 seconds) file:
> http://www.mediafire.com/?32xm5y6vo25hg2b
Thank you for the longer sample, this makes
testing simpler imo.
This is another sample for a regression in the
aac decoder, described in ticket #1694,
I attached your sample there.
I had or
Александр Рухлов writes:
> Signal of 440 Hz it is coded and written to the container.
> AAC, MP2, AC3 works without problems.BUT categorically
> Vorbis doesn't want to workfunction avcodec_encode_audio2()
> works without mistakes and even something returns, but
> these data are damaged
Is it
sangeeta chowdhary writes:
> I have tried to execute few examples like metadat.c
> (http://ffmpeg.org/doxygen/trunk/doc_2examples_2metadata_8c-example.html)
> but I am not able to compile.
I fear that "not able to compile" is not enough
information for anybody who wants to help you.
> I have
Nicolás Dato writes:
> 2013/1/10 Carl Eugen Hoyos :
> > Note that 0.10 is not working correctly because
> > the channel is wrong, this was fixed at some
> > point between 0.10 and 0.11.
>
> Does it mean the .aac is wrong?
No, it means there was a bug in 0.10 (th
wb writes:
> g++ 4.7.2 fails to compile av_err2strI use av_err2str
> in a c++ file, g++ 4.7.2 can not compile it. The error
> message is "taking address of temporary array".
Please provide a minimal test-case.
Carl Eugen
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sangeeta chowdhary writes:
> swfdec.c:(.text+0xd5d): undefined reference to `inflateInit_'
Looks like -lz is missing.
> atrac3.c:(.text.unlikely+0xb9): undefined reference to `sin'
Looks like -lm is missing.
Carl Eugen
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L
sangeeta chowdhary writes:
> libmp3lame.c:(.text+0x4f): undefined reference to `lame_encode_flush'
Looks as if -lmp3lame is missing.
Please do not top-post on this mailing list, it is considered
rude, and please force your mailer to "text-only".
Carl Eugen
___
Angelo Haller writes:
> Fist of all there seems to be a memory leak in
> doc/examples/demuxing.c (valgrind certainly tells me that).
> Freeing the AVPacket seems to resolve that issue (see the patch
> attached).
Please send patches to ffmpeg-devel.
Carl Eugen
__
Brian Chi writes:
> My program uses ffmpeg to decode a MP4 file, when
> it runs to function "avcodec_decode_audio3", it
> cause signal 7(SIGBUS). The audio codec is aac,
> ffmpeg version is 0.8.10.
> But it works well on the version 0.11.1 of ffmpeg.
This sounds as if you are investing time t
Angelo Haller writes:
> On 01/14/2013 10:07 PM, Carl Eugen Hoyos wrote:
> > Please send patches to ffmpeg-devel.
>
> Almost thought so. Opened a ticket (#2142) and sent in the patch.
Thank you!
Carl Eugen
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Wagner Patriota writes:
> After decoding videos I get the frame upside down after
> sws_scale() from H.264 pixel format to AV_PIX_FMT_RGB24.
Pass a negative linesize (and an appropriately fixed starting pointer).
("Mirror" usually means horizontal flip, "flip" is vertical)
Carl Eugen
writes:
> I update my project from ffmpeg libavcodec library
> version 0.7.11 to the 1.0 one. In this last the flags
> CODEC_FLAG2_INTRA_VLC and CODEC_FLAG2_NON_LINEAR_QUANT
> are deprecated and not defined at all. When I compress
> in mpeg2 4:2:2 format the output is unreadable for QT
> (
writes:
> Which flag replace the CODEC_FLAG2_INTRA_VLC and
This is now the mpeg-encoding specific option "intra_vlc".
> CODEC_FLAG2_NON_LINEAR_QUANT one ?
This mpeg-_2_-specific encoding option is called "non_linear_quant".
Carl Eugen
___
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Srinath M writes:
> I am using ffmpeg version 0.11.1 with Ubuntu 10.04
This is a bit outdated.
If you are a user, please update to current git head,
if you are a distributor, please choose 1.1.1.
Carl Eugen
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Libav-user@ffm
writes:
> I am tracking down a memory leak in vlc where within
> a matter of seconds vlc consumes over 14G of memory,
Is there a sample that allows to reproduce this?
If yes, please provide it.
> the problem is intermittent.
(That is not a good sign.)
> I think that the problem may be an in
Srinath M writes:
> clang -o tld tld.o -L"../lib" -lccv -lavformat -lavcodec -lswscale -lz -lm
>
> /usr/local/lib/libavformat.a(concat.o): In function `concat_close':
> /home/srinath/Downloads/ffmpeg-1.1.1/libavformat/concat.c:52:
> undefined reference to `av_freep'
Whenever you link with one
Srinath M writes:
> /usr/local/lib/libavformat.a(matroskadec.o): In function
> `matroska_decode_buffer':
> /home/srinath/Downloads/ffmpeg-1.1.1/libavformat/matroskadec.c:1138:
> undefined reference to `BZ2_bzDecompressInit'
The first letters of the missing symbol seem to
indicate that you wan
Alan writes:
> But I always got this error
>
> #ffmpeg -i 1.wav -i 2.wav -filter_complex
> amix=inputs=2:duration=first:dropout_transition=2 out.wav
>
> ffmpeg version 0.11.2
Please test current git head, filter_complex is a fairly
new option that has seen some improvements since.
> confi
Pavel Sokolov writes:
> I'm applying h264_mp4toannexb bitstream filters to
> H264 from the avi/mkv container and it play it fine.
>
> But now I have some trouble: It does not want to
> play AVI with mpeg4 DivX 3 and DivX 5 streams.
Try dump_extra.
Carl Eugen
Pavel Sokolov writes:
> I can't use any external tool. I need to do it "on the fly"
> while reading packets from AVFormat
Note that I suspect that a patch that adds a wrapper for
FFdecsa would be very welcome!
Carl Eugen
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René J.V. Bertin writes:
> Perian, and thus my FFusion pet project, use
> an older FFmpeg version, major 52
Please understand that every effort you put into
lavc 52 is useless afacit, it is missing both
many features and many bug fixes compared to
current lavc and you will only get very, ver
René J.V. Bertin writes:
> Was my request that unclear???
I am not a native speaker...
I suggest you study the git history to find out how
function usage was replaced inside of FFmpeg / lavc
to find out which changes are necessary.
Carl Eugen
___
jim morgenstern writes:
> Can anyone offer an insight into which field / why /
> av_interleaved_write_frame is throwing an integer divide by zero?
Command line, sample, console output and (even if not
reproducible with ffmpeg) backtrace etc. missing.
Carl Eugen
___
René J.V. Bertin writes:
> But when I use MSVC 2010 Express, the optimised version
> crashes when trying to access avutil_version (the others
> are fine?!). It's as if the function is mapped to an
> invalid address.
> BTW, something similar but worse happens with the
> current-version ffmpeg
René J.V. Bertin writes:
> I'm looking for some pointers/explanation/help on how to
> decompress, say mp4v, content into a contiguous
> pixmap expected by a 3rd party multimedia framework.
> After being informed of the movie's width, height
> and depth, the framework provides me with a destinat
Marty Sullivan writes:
> I am currently using the following C tutorial:
>
> http://linux.amazingdev.com/blog/archives/2011/09/28/tutorial01.c
>
>
> I thought this one would work better than drangers ~8 year
> old tutorial but alas there are still many deprecated or
> removed functions since
amir amir writes:
> is there any open source implementation under windows platform?
You can find FFmpeg source code at http://ffmpeg.org/download.html
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Francisco Medina writes:
> I was wondering if the library also has support to
> access the Event Information Table (EIT) or/and EPG.
Not yet afaik, patch welcome!
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video-server writes:
> avconv version 0.8.5-6:0.8.5-1~bpo60+1,
> Copyright (c) 2000-2012 the Libav developers
This is an intentionally broken version of FFmpeg,
it contains several hundred bugs not reproducible
with FFmpeg, some of them security relevant, please
understand that we therefore
video-server writes:
> i understand, i was confused by the name of this list
This mailing list exists for five years, the fork you
tested since two, so I guess they did not choose their
name very well.
Is the problem you see also reproducible with current
FFmpeg?
Carl Eugen
___
video-server writes:
> i don't know yet, but it will take some time, because
> i must first find out the parameter syntax for ffmpeg
> for achieveing the same thing.
If you find an option that is not supported by ffmpeg,
please report it!
(From a quick loop, FFmpeg supports all options you us
video-server writes:
> ./ffmpeg -v debug -f image2 -loop 1 -ihttp://ip/snap.jpg
> -headers $'Cookie: pwdid=admin;usrid=admin\r\n'
Could you test if the following works?
$ ffmpeg -headers ... -i http://ip/snap.jpg
Carl Eugen
___
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video-server writes:
> ./ffmpeg -v debug -f image2 -loop 1 -ihttp://ip/snap.jpg
Did you already read this part of the documentation?
http://ffmpeg.org/ffmpeg-protocols.html#http
It contains some hints on how to pass cookies iiuc.
Carl Eugen
___
Liba
Vikas Sawant writes:
> AS libavcodec/arm/ac3dsp_arm.o
> ./libavutil/arm/asm.S: Assembler messages:
> ./libavutil/arm/asm.S:134: Warning: stray `\'
> ./libavutil/arm/asm.S:135: Warning: stray `\'
> ./libavutil/arm/asm.S:143: Warning: stray `\'
> libavcodec/arm/ac3dsp_arm.S:30: Error:
> selec
Brad O'Hearne writes:
> "Bi-Planar Component Y'CbCr 8-bit 4:2:0, full-range
> (luma=[0,255] chroma=[1,255]). baseAddr points to a
> big-endian CVPlanarPixelBufferInfo_YCbCrBiPlanar struct."
>
> My code (heavily abridged for brevity) hits these high points:
>
> NOTE: frameBufferAddress is a C
Brad O'Hearne writes:
> The problem is that the video quality (specifically
> color and artifacts) isn't what I'm capturing. The
> color is off -- desaturated with a slightly green
> hue, with colored lines consistently across the the
> video image. In addition, the left border of the
> imag
Alex Cohn writes:
> If I understand correctly, kCVPixelFormatType_420YpCbCr8Planar
> exposes three fields:
> ComponentInfoY, ComponentInfoCb, and ComponentInfoCr.
> But ffmpeg expects a contiguous byte array of Y
> pixels (w*h), followed by Cb (w/2*h/2).
>
> Therefore, even for conversion fro
Vikas Sawant writes:
> I’m trying to cross compile ffmpeg for the arm processor
> and run the following configure command:
> ./configure --enable-cross-compile --host-cc=/usr/bin/gcc
> --cc=arm-none-linux-gnueabi-gcc
> --as=arm-none-linux-gnueabi-as
Remove this part from the configure line.
Alexey Belkevich writes:
> I'm building an iOS app. And found that when I'm updated ffmpeg,
> there are noise occurs on mms-stream playing.
When decoding the stream with ffmpeg (the application)?
Or with a different use-case? If yes, please explain.
> For ffmpeg building, I'm using this scrip:
Alexey Belkevich writes:
> Yes I'm using ffmpeg in iOS app to play mms-streams.
Please add at least ffmpeg -i input out.wav console
output on a supported platform.
(Can't you test ffmpeg on your iOS device like this?)
Please do not top-post here, it is considered rude.
Carl Eugen
___
Vikas Sawant writes:
> added a few more and it worked. I do make and that compiles
> the libraries. Stripping failed, so I disabled it and I
(is this expected? or is the wrong stripping command called?
How does it "fail"?)
> wanted to avoid assemblt code, so I disabled that too.
(Depending
Alexey Belkevich writes:
> Unfortunately it's can't be done. FFMpeg is only decoder,
> all playback routine done with iOS SDK.
> But I will try to think in this direction. Is console log
> of decoding and connection could be helpful? Also, is any
> flag or macros that will enable more detailed
Vikas Sawant writes:
> I had to explicitly change the STRIP and RANLIB
> in config.mak to pick the one from the arm tool chain.
Did you try the configure option --cross-prefix= ?
Carl Eugen
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Vikas Sawant writes:
> As with –disable-everything, we only need a
> limited set of audio codecs such as WMA and
> none of the video codecs.
Understood, I just would have imagined you first
want to compile everything and then disable what
you don't need, but this is of course possible.
Rega
Brad O'Hearne writes:
> Apologies for the top-post. Etiquette varies across
> mailings lists, and now that I understand this one,
> I'll be sure to abide by that in the future.
Now of course comes the unavoidable question:
If you understood that top-posting is not
welcome here, why did you do
Alexey Belkevich writes:
> > Does ffmpeg (ffmpeg -i yourstream out.wav) also work?
> > If yes, please provide complete, uncut console output.
^
Please believe me that I do not copy-paste that and
that I do not write this to make your life m
黄轩宇 writes:
> Our application, when used with old version to
> open a MP4 file with AAC encoded audio, the populated
> pAudioCodecCtx->sample_fmt == AV_SAMPLE_FMT_FLP, but
> when used with latest FFMPEG version, this value
> changed to AV_SAMPLE_FMT_FLTP.
>
> I found a member AVCodecContext
salsaman writes:
> http://svn.code.sf.net/p/lives/code/trunk/src/colourspace.c
>
> (search for convert_yuyv_to_yuv420_frame).
This does not look like a good idea, I would
expect libswscale to be a magnitude faster.
(and it supports other pix_fmts as well.)
Carl Eugen
Alexey Belkevich writes:
> Stream #0:0(eng): Audio: wmav2 (a[1][0][0] / 0x0161),
> 32000 Hz, stereo,
> fltp, 40 kb/s
^^
This used to be s16, you have to update your source code.
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Alexey Belkevich writes:
> This used to be s16, you have to update your source code.
>
> Ok, here it is output of ffmpeg
It appears that my sentence above was unclear - sorry!
You have to update your source code because FFmpeg does
not output decoded wma as s16 anymore.
Carl Eugen
_
Carl Eugen Hoyos writes:
> Alexey Belkevich writes:
>
> > This used to be s16, you have to update your source code.
> >
> > Ok, here it is output of ffmpeg
>
> It appears that my sentence above was unclear - sorry!
Third try:
;-)
> You have to update you
FFMPEG writes:
> Yes, I checked the AAC decoder code and found that
> only AV_SAMPLE_FMT_FLTP is supported.
> So I have to do conversion myself.
Fortunately not!
You can either use the aconvert filter or
call libswresample directly.
Please do not top-post here, Carl Eugen
___
Vikas Sawant writes:
> CC libavfilter/af_volume.o
> /tmp/ccpfLjll.s: Assembler messages:
> /tmp/ccpfLjll.s:99: Error: selected processor does not support `itet ne'
> make: *** [libavfilter/af_volume.o] Error 1
Since it is not clear to me if this is a compiler error
or a bug in FFmpeg: Plea
Anshul writes:
> Guys when I compile ffmpeg1.1 with enable-gpl flag and
> enable-x264 flag I get an error "can’t find a register
> in class ‘GENERAL_REGS’"
> Its in File libpostproc/postprocess_template.c:1094:5
Please test the following:
$ make distclean
$ ./configure --enable-gpl --enable-li
黄轩宇 writes:
> Another thing is about libavresample and libswresample.
Please note that only libswresample is supported (and
shold therefore be used).
> I know this two libraries provide interfaces to convert data format.
> But if what I want is just array re-layout (as AAC decoder upgraded
>
Jérôme SALAYET writes:
> if I decode one stream, my CPU usage is very low
> (so good). If I decompress two streams, it's ok too.
> But if I had a third decompression, my CPU increase
> from 2-5% to 25-30%.So, I try to activate
> Mutlithreading in FFMPEG
You should use multi-threading if you
Anshul writes:
> ./configure --disable-optimizations --enable-gpl
I sent a patch to fix this but please note that
--disable-optimizations is a debugging option
(for developers) that may not allow to compile
all files (depending on architecture and compiler),
please make sure you do not use i
Anshul writes:
> when i am using the below flag it is giving me
> compilation error:
>
> ./configure --disable-optimizations --enable-gpl
Should be fixed, thank you for the report!
Carl Eugen
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René J.V. Bertin writes:
> multithreaded decoding only makes sense for H.264 with slices.
This is not correct.
Carl Eugen
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Kalileo writes:
> > If you zip up the source and include it in your CD or download every
> > time you publish, you have fulfilled that requirement without stepping
> > on any toes.
>
> And if you would use the precompiled .dll files from
> http://ffmpeg.zeranoe.com/builds/ , how could you
> pra
Kalileo writes:
> From a practical point of view, I understand that the
> sources (even if unmodified) should be either - added
> to the software package (which gets distributed, and
> contains the .dll files) or
Iirc, the license uses the word "accompany", I believe
no court has so far dec
Kalileo writes:
> Thanks to Carl-Eugen and Phil for explaining this in words
> easy to understand for a non-lawyer like me :) -
> the first time I feel i know what to do to comply with the
> license.
If you believe that anything on http://ffmpeg.org/legal.html
(the license compliance checklis
黄轩宇 writes:
> If run ffmpeg executable directly to convert a video file,
> for example ffmpeg -i file_in.mp4 file_out.mpg
(Complete, uncut console output missing.)
> How will the output file bitrate be calculated?
It is set to 200k for video.
Carl Eugen
_
Lars Hammarstrand writes:
> Hello, can someone please explain the reason (and how to
> cope with) that ff_log2_tab is defined multiple times
> with #include "libavutil/log2_tab.c" in the ffmpeg v1.1
> libraries like libavcodec 54.91.102 and companions ??
>
>
> This results in "duplicate symb
Chris Share writes:
> I've got the .png image data in a vector as RGB data
> (0-255 range).
>
> What I'm not clear about is how to convert this image
> data to YUV420p format as per the decoding_encoding.c
> example.
See the scaling_video.c and filtering_video.c examples:
You can either use
黄轩宇 writes:
> I also tried ffmpeg executable of latest version,
> versions on Apr, May and Jun of 2012. None swf file
> generated by them can play audio in flash player.
> The command I used is the simplest form:
> ffmpeg -i input.mp4 output.swf
>
>
> Since current version of our application
Chris Share writes:
> The scaling_video.c is close to what I need however the
> conversion is the opposite of what I want. What I'm
> not clear about is how to change the "fill_yuv_image"
> function to something like "fill_rgb_image".
The function is used to provide an artificial source image.
Eric Beuque writes:
> Thank you for your answser!I'm going to try libavfilter.
> I saw it seems to provide a filter algorithm, so i
> guess libavfilter can replace libswscale?
The scale filter uses / depends on libswscale.
(Note that I believe since you control the data pointers,
the width a
Eric Beuque writes:
> Sorry i forgot a word in my sentence: "I'm going to
> try libavfilter. I saw it seems to provide a
> ***scale*** filter algorithm, so i guess libavfilter
> can replace libswscale?
The scale filter uses / depends on libswscale.
> "What I means is libavfilter can totally
Chris Share writes:
> Chris Share writes:
>
> >> The scaling_video.c is close to what I need however the
> >> conversion is the opposite of what I want. What I'm
> >> not clear about is how to change the "fill_yuv_image"
> >> function to something like "fill_rgb_image".
>
> >The function is
Joris VALETTE writes:
> 1° Can you tell me whether this 3D video (1.MTS)
> is indeed encoded with H.264/MVC ?
> => http://dept-info.labri.fr/~charton/pdp/Videos/
Yes, ffmpeg -i 1.MTS indicates a mvc stream
(not explicitly, but it looks like a mvc stream).
[...]
> I have looked and i
Shashi Bhushan writes:
> I am developing a application that convert one
> video to another including sound (means in source
> file has video as well as sound) with the help of
> FFMPEG Library I have created a video. But sound
> is not available in converted video. so please
> help me how c
Joris VALETTE writes:
> >Because you did not send a patch yet.
>
> Well I'd love to, but I'm a newbie with h.264 at the moment,
> and I'm discovering the decoder implementation step by step.
> You didn't answer my question, why hasn't MVC been done yet ?
Please don't take it aggressively (eith
Lars Hammarstrand writes:
> Ive posted a patch to ffmpeg-dev, which may fix this:
> 0213 19:51 To FFmpeg devel (3.0K) [FFmpeg-devel]
> [PATCH] buildsys: only include log2_tab per library for shared builds
> please test and comments welcome
Could one of you (who is affected by the problem,
reme
René J.V. Bertin writes:
> On Feb 17, 2013, at 19:16, Carl Eugen Hoyos wrote:
> >
> > Could one of you (who is affected by the problem,
> > remember that it cannot be reproduced on same
(this should have been "sane")
> > environments) please test menti
Brad O'Hearne writes:
> Note that the flv codec
While I have _no_ idea what the "flv audio codec" could
be, please use either the aconvert filter or libswresample
directly to convert from one audio format to another.
Carl Eugen
___
Libav-user maili
Brad O'Hearne writes:
> I have found the resampling_audio.c in the FFmpeg
> source examples which appear to address libswresample,
> and I have found the filter_audio.c -- it would appear
> to be an aconvert example -- but if there's more doc
> somewhere on aconvert, I'd be interested in know
writes:
> But now, if i try to open a specific audio file,
> both demuxers send AVPROBE_SCORE_MAX
I believe this indicates that your probing functions
are broken (ie: This should not happen).
[...]
> So, my questions are :
> -my problem can come from other thing that this 2 demuxers ?
> -
Dolevo Jay writes:
> Hi all,I am trying to build the libav
Please don't!
avconv is known to contains hundreds of known
bugs not present in FFmpeg, some of them
security relevant, please understand that we
cannot support it here.
Please see http://ffmpeg.org/download.html for
supported versio
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