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context: fix erroneous clamping of quantum for high sample rates

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When calculating the adjusted max quantum based off of max_latency, the
first multiplication can overflow uint32_t, leading to the quantum being
wrongfully clamped down.

Signed-off-by: Martin Louazel <martin.louazel@streamunlimited.com>
This commit is contained in:
Martin Louazel 2024-12-06 15:24:55 +01:00 • committed by Wim Taymans
parent 2bf48487cb
commit 8ee1b4b614
1 changed files with 1 additions and 1 deletions
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2
src/pipewire/context.c
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@ -1791,7 +1791,7 @@ again:
/* calculate desired quantum. Don't limit to the max_latency when we are
* going to force a quantum or rate and reconfigure the nodes. */
if (max_latency.denom != 0 && !force_quantum && !force_rate) {
uint32_t tmp = (max_latency.num * current_rate / max_latency.denom);
uint32_t tmp = ((uint64_t)max_latency.num * current_rate / max_latency.denom);
if (tmp < node_max_quantum)
node_max_quantum = tmp;
}