avcodec/decode.c/avcodec_open2() fails due to missing AVCodecContext extradata - part 2

[KORuL]

In continuation of this topic
#985

#985 (comment)

Good evening! Tell me how to do it.
I built ffmpeg with --enable-android-media-codec flag
In baresip.c JNI_OnLoad added av_jni_set_java_vm(vm, NULL);
added to config

#avcodec
avcodec_h264dec h264_mediacodec
avcodec_hwaccel mediacodec

and have the following problem, decoder initialization problem. Tell me how to be

[alfredh]

this is a missing feature

You have to extract SPS and PPS, convert it to AVCC format and then pass it to extradata.
It has been added to the roadmap:

https://github.com/baresip/baresip/wiki/Roadmap

A Pull Request is welcome

[KORuL]

I understand what is needed, I do not understand how to do it

[alfredh]

You can try this function:

https://github.com/baresip/rem/blob/main/include/rem_avc.h

[KORuL]

This is a conversion to avcc format, but where and how to get sps pps