.capabilities = AV_CODEC_CAP_SMALL_LAST_FRAME,
.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE },
.channel_layouts = (const uint64_t[]){ AV_CH_LAYOUT_MONO, 0 },
.capabilities = AV_CODEC_CAP_SMALL_LAST_FRAME,
.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE },
.channel_layouts = (const uint64_t[]){ AV_CH_LAYOUT_MONO, 0 },