It's just a guess, but if you're using mod_av then do you still need mod_h26x as that only supports pass-through mode. Perhaps mod_h26x is being used for the video therefore preventing mod_av from recording (Operation not permitted), again just a guess. Does it work if you disable mod_h26x? Shaun ________________________________________ From: FreeSWITCH-users [freeswitch-users-bounces@lists.freeswitch.org] on behalf of 王聡 [cong.wang.itsherpa@gmail.com] Sent: 10 November 2017 01:44 To: FreeSWITCH Users Help Subject: Re: [Freeswitch-users] Record module for video calls Hey all, Thanks for your advice, I had checked the PRMs and installed libavcodec-extra, and new codecs had added into mod_av, but it still not works. Now mod_av shows error during recordings: 2017-11-10 10:39:08.255864 [ERR] avformat.c:614 Could not open video codec: Operation not permitted 2017-11-10 10:39:08.255864 [ERR] avformat.c:2505 Error adding video stream Codec lists: type,name,ikey codec,ADPCM (IMA),mod_spandsp codec,AMR / Bandwidth Efficient,mod_amr codec,AMR / Octet Aligned,mod_amr codec,B64 (STANDARD),mod_b64 codec,G.711 alaw,CORE_PCM_MODULE codec,G.711 ulaw,CORE_PCM_MODULE codec,G.722,mod_spandsp codec,G.726 16k,mod_spandsp codec,G.726 16k (AAL2),mod_spandsp codec,G.726 24k,mod_spandsp codec,G.726 24k (AAL2),mod_spandsp codec,G.726 32k,mod_spandsp codec,G.726 32k (AAL2),mod_spandsp codec,G.726 40k,mod_spandsp codec,G.726 40k (AAL2),mod_spandsp codec,GSM,mod_spandsp codec,H.261 Video (passthru),mod_h26x codec,H.263 Video (passthru),mod_h26x codec,H.263+ Video (passthru),mod_h26x codec,H.263++ Video (passthru),mod_h26x codec,H.264 Video (passthru),mod_h26x codec,H263 Video,mod_av codec,H263+ Video,mod_av codec,H264 Video,mod_av codec,LPC-10,mod_spandsp codec,OPUS (STANDARD),mod_opus codec,PROXY PASS-THROUGH,CORE_PCM_MODULE codec,PROXY VIDEO PASS-THROUGH,CORE_PCM_MODULE codec,RAW Signed Linear (16 bit),CORE_PCM_MODULE codec,Speex,CORE_SPEEX_MODULE codec,VP8 Video,CORE_VPX_MODULE codec,VP9 Video,CORE_VPX_MODULE 32 total. I had tried to unload mod_h26x but nothing changed. Is there any advices? Regards. PS. I’ll be appreciate if anyone could send me the documentation about mod_av. 2017/11/10 2:45、Giovanni Maruzzelli <gmaruzz@gmail.com<mailto:gmaruzz@gmail.com>>のメール: libavcodec-extra (if you copy and paste) On 9 November 2017 at 16:34, Michael Jerris <mike@jerris.com<mailto:mike@jerris.com>> wrote: as i said, don’t use mod_vlc, or mod_mp4v2, load mod_av only. If using debian, make sure you have non free debian repos and install the libavcodecs-extras package. On Nov 9, 2017, at 7:30 AM, 王聡 <cong.wang.itsherpa@gmail.com<mailto:cong.wang.itsherpa@gmail.com>> wrote: Hey all, I had tried mod_vlc and mod_av for the recordings, however when I set the record on, no video showed on both caller and callee. Once I turned off the record, the video returns. Both fs_cli and client had no error appeared. Anyone had any idea? Server : Freeswitch 1.9.0 (master) Client : Linphone Android EXECUTE sofia/external/1001@192.168.109.2<mailto:sofia/external/1001@192.168.109.2> record_session(/tmp/test.mp4) 2017-11-09 21:25:37.530640 [DEBUG] avformat.c:1602 sample rate: 48000, channels: 1 2017-11-09 21:25:37.620755 [DEBUG] avformat.c:1745 use video codec: [28] h264 (H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10) 2017-11-09 21:25:37.640746 [WARNING] avformat.c:641 Codec [aac] is experimental feature in libavcodec, never mind 2017-11-09 21:25:37.640746 [NOTICE] avformat.c:670 sample_rate: 44100 nb_samples: 1024 2017-11-09 21:25:37.640746 [NOTICE] avformat.c:673 sample_fmt 8 != AV_SAMPLE_FMT_S16, start resampler Output #0, mp4, to '/tmp/test.mp4': Stream #0.0 : Audio: aac, 44100 Hz, mono, fltp, 131 kb/s 2017-11-09 21:25:37.640746 [INFO] avformat.c:1805 Opening File [/tmp/test.mp4] 44100hz 2017-11-09 21:25:37.640746 [DEBUG] switch_core_file.c:358 File /tmp/test.mp4 sample rate 44100 doesn't match requested rate 48000 Regards. 2017/11/09 15:11、Freeswitch user <freeswitch940@gmail.com<mailto:freeswitch940@gmail.com>>のメール: First install the mp4v2-2.0.0 package then configure freeswitch again . On Thu, 9 Nov 2017 at 10:36 AM, 王聡 <cong.wang.itsherpa@gmail.com<mailto:cong.wang.itsherpa@gmail.com>> wrote: Thanks for your advices. I had not found the instructions for mod_av, so I tried mp4v2, but got an error. making all mod_mp4v2 make[4]: Entering directory '/usr/src/freeswitch/src/mod/applications/mod_mp4v2' CC mod_mp4v2_la-mod_mp4v2.lo mod_mp4v2.c:37:25: fatal error: mp4v2/mp4v2.h: No such file or directory #include <mp4v2/mp4v2.h> ^ compilation terminated. Makefile:657: recipe for target 'mod_mp4v2_la-mod_mp4v2.lo' failed make[4]: *** [mod_mp4v2_la-mod_mp4v2.lo] Error 1 make[4]: Leaving directory '/usr/src/freeswitch/src/mod/applications/mod_mp4v2' Makefile:653: recipe for target 'mod_mp4v2-all' failed make[3]: *** [mod_mp4v2-all] Error 1 make[3]: Leaving directory '/usr/src/freeswitch/src/mod' Makefile:563: recipe for target 'all-recursive' failed make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory '/usr/src/freeswitch/src' Makefile:3132: recipe for target 'all-recursive' failed make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory '/usr/src/freeswitch' Makefile:1402: recipe for target 'all' failed make: *** [all] Error 2 It seems that I had missed some files? 2017/11/09 12:31、Michael Jerris <mike@jerris.com<mailto:mike@jerris.com>>のメール: use mod_av. On Wed, Nov 8, 2017 at 9:57 PM Freeswitch user <freeswitch940@gmail.com<mailto:freeswitch940@gmail.com>> wrote: Use mod_mp4v2. On Thu, 9 Nov 2017 at 7:06 AM, 王聡 <cong.wang.itsherpa@gmail.com<mailto:cong.wang.itsherpa@gmail.com>> wrote: Hi All, Recently I need to record all contents for video calls on my FS server to make sure no illegal contents, and I found mod_vlc (https://wiki.freeswitch.org/wiki/Mod_vlc) which might helps. However, I got some troubles during my build, it shows no dependencies for this mod. making all mod_vlc make[4]: Entering directory '/usr/src/freeswitch/src/mod/formats/mod_vlc' Makefile:892: *** You must install libvlc-dev to build mod_vlc. make[4]: Leaving directory '/usr/src/freeswitch/src/mod/formats/mod_vlc' Makefile:653: recipe for target 'mod_vlc-all' failed make[3]: *** [mod_vlc-all] Error 1 make[3]: Leaving directory '/usr/src/freeswitch/src/mod' Makefile:563: recipe for target 'all-recursive' failed make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory '/usr/src/freeswitch/src' Makefile:3132: recipe for target 'all-recursive' failed make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory '/usr/src/freeswitch' Makefile:1402: recipe for target 'all' failed make: *** [all] Error 2 I had already installed the libvlc-dev but it still can’t built correctly. Is there any idea? Or any other way for video call recordings? 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