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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 0feb68fc07
commit ef0674751f
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]);