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v4l2: fix format enum with unsupported framerate

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Actually count the number of frame fractions we add. If we added 0, we
don't have any supported framerate that intersects with the filter and we
try the next frame size.

See #1793
This commit is contained in:
Wim Taymans 2024-01-17 09:47:32 +01:00
parent 7479ff586c
commit 14b265f646
1 changed files with 6 additions and 2 deletions
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8
spa/plugins/v4l2/v4l2-utils.c
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@ -815,6 +815,7 @@ spa_v4l2_enum_format(struct impl *this, int seq,
port->frmival.discrete.denominator,
port->frmival.discrete.numerator);
port->frmival.index++;
n_fractions++;
} else if (port->frmival.type == V4L2_FRMIVAL_TYPE_CONTINUOUS ||
port->frmival.type == V4L2_FRMIVAL_TYPE_STEPWISE) {
if (n_fractions == 0)
@ -828,20 +829,23 @@ spa_v4l2_enum_format(struct impl *this, int seq,
if (port->frmival.type == V4L2_FRMIVAL_TYPE_CONTINUOUS) {
choice->body.type = SPA_CHOICE_Range;
n_fractions += 2;
} else {
choice->body.type = SPA_CHOICE_Step;
spa_pod_builder_fraction(&b,
port->frmival.stepwise.step.denominator,
port->frmival.stepwise.step.numerator);
n_fractions += 3;
}
port->frmsize.index++;
port->next_frmsize = true;
break;
}
n_fractions++;
}
if (n_fractions <= 1)
if (n_fractions == 0)
goto next_frmsize;
if (n_fractions == 1)
choice->body.type = SPA_CHOICE_None;
spa_pod_builder_pop(&b, &f[1]);