42 lines
1.3 KiB
Diff
42 lines
1.3 KiB
Diff
From aaffc0947a8144b6cfaa5ccc076bc8a7b64fb755 Mon Sep 17 00:00:00 2001
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From: Wim Taymans <wtaymans@redhat.com>
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Date: Wed, 24 Mar 2021 11:48:32 +0100
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Subject: [PATCH 07/10] alsa: never queue buffers when rate matching
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When we are following the resampler requested size in capture, never
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keep queued buffers around or we might get out of sync with the
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requested size and cause cracks and pops in the resampler.
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See #805
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---
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spa/plugins/alsa/alsa-pcm.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/spa/plugins/alsa/alsa-pcm.c b/spa/plugins/alsa/alsa-pcm.c
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index 911f12ba2..00d554070 100644
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--- a/spa/plugins/alsa/alsa-pcm.c
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+++ b/spa/plugins/alsa/alsa-pcm.c
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@@ -1147,6 +1147,9 @@ push_frames(struct state *state,
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snd_pcm_readi(state->hndl, bufs[0], total_frames);
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}
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}
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+ spa_log_trace_fp(state->log, NAME" %p: wrote %ld frames into buffer %d",
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+ state, total_frames, b->id);
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+
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spa_list_append(&state->ready, &b->link);
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}
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return total_frames;
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@@ -1307,7 +1310,8 @@ static int handle_capture(struct state *state, uint64_t nsec,
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return 0;
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io = state->io;
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- if (io != NULL && io->status != SPA_STATUS_HAVE_DATA) {
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+ if (io != NULL &&
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+ (io->status != SPA_STATUS_HAVE_DATA || state->rate_match != NULL)) {
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struct buffer *b;
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if (io->buffer_id < state->n_buffers)
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--
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2.26.3
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