Compatibility with FFMPEG 7.0

alsa-project/alsa-plugins pull request #58 was opened from eclipseo:

channel_layout has been replace with ch_layout

avcodec_close has been deprecated in favor of avcodec_free_context

Fix #57

Request URL : https://github.com/alsa-project/alsa-plugins/pull/58 Patch URL : https://github.com/alsa-project/alsa-plugins/pull/58.patch Repository URL: https://github.com/alsa-project/alsa-plugins