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alsa: keep track of input and output latency

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track and report both input and output latency.
This commit is contained in:
Wim Taymans 2021-06-24 09:43:58 +02:00
parent ed9560fb03
commit 8cf5927e95
5 changed files with 49 additions and 13 deletions
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3
spa/plugins/alsa/alsa-pcm.c
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@ -682,7 +682,8 @@ int spa_alsa_set_format(struct state *state, struct spa_audio_info *fmt, uint32_
state->headroom = SPA_MIN(state->headroom, state->buffer_frames);
state->start_delay = state->default_start_delay;
state->latency.min_rate = state->latency.max_rate = state->headroom;
state->latency[state->port_direction].min_rate = state->headroom;
state->latency[state->port_direction].max_rate = state->headroom;
state->period_frames = period_size;
periods = state->buffer_frames / state->period_frames;