[FFmpeg-user] avcodec_open2() fails with error "Operation not permitted"

Juha Heinanen via ffmpeg-user writes: > And in h264_set_extradata(), the failing call is the first one: > > ret = ff_h264_decode_extradata(avctx->extradata, avctx->extradata_size, > , _avc, _length_size, 0, avctx); Since decode with standard h264 decoder works, I checked why and

Re: [FFmpeg-user] ffmpeg writing to an audio device on MacOS

> > Have you tried a more modern version of ffmpeg? That one is positively > _ancient_. If not, please get the -latest- and try that (start at > https://ffmpeg.org/download.html) > Thank you yes! There doesn't seem to be a build with avfoundation? > > Also, top-posting is highly discouraged on

Re: [FFmpeg-user] ffmpeg writing to an audio device on MacOS

On 5/20/2020 10:41 AM, Michael Glenn Williams wrote: ffmpeg version N-79453-g5256250-tessus Copyright (c) 2000-2016 the FFmpeg Have you tried a more modern version of ffmpeg? That one is positively _ancient_. If not, please get the -latest- and try that (start at

Re: [FFmpeg-user] ffmpeg writing to an audio device on MacOS

Hi Carl, Thilo We might be interested in taking this on. Could you help me to find the necessary repos I suppose avfoundation and also ffmpeg ? On Wed, May 20, 2020 at 12:37 PM Carl Eugen Hoyos wrote: > Am Mi., 20. Mai 2020 um 19:41 Uhr schrieb Michael Glenn Williams > : > > > We noticed that

Re: [FFmpeg-user] ffmpeg writing to an audio device on MacOS

Am Mi., 20. Mai 2020 um 19:41 Uhr schrieb Michael Glenn Williams : > We noticed that if ffnpeg is built with avfoundation, we can read from an > audio device on MacOS, but we cannot write to one. Patch welcome! Carl Eugen ___ ffmpeg-user mailing list

[FFmpeg-user] ffmpeg writing to an audio device on MacOS

Hi All, We noticed that if ffnpeg is built with avfoundation, we can read from an audio device on MacOS, but we cannot write to one. Is there any way to coerce ffmpeg into writing to an audio device on MacOS mojave? We would like to have the audio from our videos sent into the MacOS coreaudio

[FFmpeg-user] How to view a YT vid that is split into right and left views into a single view

Would appreciate some working suggestions See https://www.youtube.com/watch?v=unzkYhrW-WE ___ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email

[FFmpeg-user] avcodec_open2() fails with error "Operation not permitted"

Juha Heinanen via ffmpeg-user writes: > When it is executed, I get to log: > > 05-20 15:27:56.638 13664 13664 D Baresip Lib: found h264_mediacodec > 05-20 15:27:56.638 13664 13664 D Baresip Lib: allocated context > 05-20 15:27:56.638 13664 13664 D Baresip Lib: avcodec_open2 error: -1 >

Re: [FFmpeg-user] Newbie needs help on capture video/audio using ffmpeg on RPI

> This is more than eighteen months old. > I don't know if this makes any difference for your problem but it is > certainly a strong reason not to spend too much time on it. > Carl Eugen The old version I used is part of the latest Buster distro for RPI, I recompiled to an updated ffmpeg

[FFmpeg-user] avcodec_open2() fails with error "Operation not permitted"

I'm trying to use h264_mediacodec decoder in my Android app. The decoder is included in my ffmpeg build from master: Enabled decoders: h264 rawvideo vp8_mediacodec vp9_mediacodec h264_mediacodec vp8 vp9 I have followed the examples, e.g.,

Re: [FFmpeg-user] creating a grid like Zoom

Hi Michael, On Tue, May 19, 2020 at 10:25:17 -0700, Michael Glenn Williams wrote: > We tried following the examples of making grids when reading live streams > liek this: > https://www.reddit.com/r/ffmpeg/comments/aimdx9/ffserver_video_grid_source_ffserver_http_ts/ > > With the example: Using