[Libav-user] Demuxers and probing

2013-02-19 Thread valentinoffner
Hi, I'm actually working on Libavformat for an internship and i have one question. I'd to integrate 2 specific-demuxers (audio et video) in libavformat, i didn't have to code them so I did it without any problem. But now, if i try to open a specific audio file, both demuxers send AVPROBE_SCO

Re: [Libav-user] Demuxers and probing

2013-02-19 Thread Carl Eugen Hoyos
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 ? > -

[Libav-user] Demuxers and probing

2013-02-19 Thread valentinoffner
- Mail original - De: "Carl Eugen Hoyos" > 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 : >>

[Libav-user] Audio delay problem

2013-02-19 Thread Ferenc Mozes
Hi all! I am relatively new to ffmpeg libraries and I ran into the following problem: as I am getting audio and video frames through two different streams, I am trying to write them into a container (mkv in my case) but I cannot identify when the audio stream has dropped some frames or when t

[Libav-user] Processing packed YUV422 10 bit data (v210) with libav*/swscale

2013-02-19 Thread Robert Krüger
Hi, I have to convert buffers that have been decoded using apple libraries that contain packed YUV422 10 bit data (v210) using libswscale. As I see it, there are no suitable packed pixel formats for that purpose or am I misreading pixfmt.h? Is there a workaround for that or is support for this pix

Re: [Libav-user] Processing packed YUV422 10 bit data (v210) with libav*/swscale

2013-02-19 Thread Paul B Mahol
On 2/19/13, Robert Krueger wrote: > Hi, > > I have to convert buffers that have been decoded using apple libraries > that contain packed YUV422 10 bit data (v210) using libswscale. As I > see it, there are no suitable packed pixel formats for that purpose or > am I misreading pixfmt.h? Is there a

Re: [Libav-user] Processing packed YUV422 10 bit data (v210) with libav*/swscale

2013-02-19 Thread Robert Krüger
On Tue, Feb 19, 2013 at 3:49 PM, Paul B Mahol wrote: > On 2/19/13, Robert Krueger wrote: >> Hi, >> >> I have to convert buffers that have been decoded using apple libraries >> that contain packed YUV422 10 bit data (v210) using libswscale. As I >> see it, there are no suitable packed pixel format

[Libav-user] Error in compilation

2013-02-19 Thread Dolevo Jay
Hi all, I am trying to build the libav with the following configuration: --disable-doc --disable-avserver --disable-avprobe --disable-avplay --disable-avconv --disable-encoders --disable-decoders --enable-decoder=h264 --disable-muxers --disable-demuxers --disable-parsers --disable-bsfs --disab

[Libav-user] How to get time stamp of closet k-frame before a given timestamp with ffmpeg?

2013-02-19 Thread Quy Pham Sy
I want a ffmpeg seeking command that fast and accurate. I found this The solution is that we apply -ss for both input (fast seeking) and output (accurate seeking). The question is that if the input seeking is not accurate how can we be sure that the seeking position is accurate. For example: as t