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Report no signal if not all quadrants have the same format in quad-link mode

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This commit is contained in:
Sebastian Dröge 2021-09-27 10:12:19 +03:00
parent 569aad78b7
commit a2d4058c4b
1 changed files with 24 additions and 1 deletions
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25
gstajasrc.cpp
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@ -1812,6 +1812,29 @@ restart:
self->device->device->GetInputVideoFormat(
self->configured_input_source);
bool all_quads_equal = true;
if (self->quad_mode) {
for (int i = 1; i < 4; i++) {
NTV2VideoFormat other_video_format =
self->device->device->GetInputVideoFormat(
(NTV2InputSource)(self->configured_input_source + i));
if (other_video_format != current_video_format) {
std::string current_string =
NTV2VideoFormatToString(current_video_format);
std::string other_string =
NTV2VideoFormatToString(other_video_format);
GST_DEBUG_OBJECT(
self,
"Not all quadrants had the same format in "
"quad-link-mode: %s (%d) on input 1 vs. %s (%d) on input %d",
current_string.c_str(), current_video_format,
other_string.c_str(), other_video_format, i + 1);
all_quads_equal = false;
break;
}
}
}
ULWord vpid_a = 0;
ULWord vpid_b = 0;
self->device->device->ReadSDIInVPID(self->channel, vpid_a, vpid_b);
@ -1831,7 +1854,7 @@ restart:
::GetQuarterSizedVideoFormat(effective_video_format);
}
if (current_video_format == ::NTV2_FORMAT_UNKNOWN) {
if (current_video_format == ::NTV2_FORMAT_UNKNOWN || !all_quads_equal) {
if (self->video_format_setting == GST_AJA_VIDEO_FORMAT_AUTO)
self->video_format = NTV2_FORMAT_UNKNOWN;