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Allow switching the timecode index at runtime in the source element

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This commit is contained in:
Sebastian Dröge 2022-06-07 14:16:09 +03:00
parent 5fa487a449
commit 0df1d6dad9
2 changed files with 24 additions and 22 deletions
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45
gstajasrc.cpp
View file

@ -1339,26 +1339,8 @@ static gboolean gst_aja_src_configure(GstAjaSrc *self) {
(int)reference_source);
self->device->device->SetReference(reference_source);
switch (self->timecode_index) {
case GST_AJA_TIMECODE_INDEX_VITC:
self->tc_index = ::NTV2InputSourceToTimecodeIndex(input_source, true);
break;
case GST_AJA_TIMECODE_INDEX_ATC_LTC:
self->tc_index = ::NTV2InputSourceToTimecodeIndex(input_source, false);
break;
case GST_AJA_TIMECODE_INDEX_LTC1:
self->tc_index = ::NTV2_TCINDEX_LTC1;
self->device->device->SetLTCInputEnable(true);
break;
case GST_AJA_TIMECODE_INDEX_LTC2:
self->tc_index = ::NTV2_TCINDEX_LTC2;
self->device->device->SetLTCInputEnable(true);
break;
default:
g_assert_not_reached();
break;
}
self->device->device->SetLTCInputEnable(true);
self->device->device->SetRP188SourceFilter(self->channel, 0xff);
guint video_buffer_size = ::GetVideoActiveSize(
self->video_format, ::NTV2_FBF_10BIT_YCBCR, self->vanc_mode);
@ -2366,9 +2348,30 @@ restart:
gst_buffer_set_size(anc_buffer2,
transfer.GetCapturedAncByteCount(true));
NTV2TCIndex tc_index;
switch (self->timecode_index) {
case GST_AJA_TIMECODE_INDEX_VITC:
tc_index = ::NTV2InputSourceToTimecodeIndex(
self->configured_input_source, true);
break;
case GST_AJA_TIMECODE_INDEX_ATC_LTC:
tc_index = ::NTV2InputSourceToTimecodeIndex(
self->configured_input_source, false);
break;
case GST_AJA_TIMECODE_INDEX_LTC1:
tc_index = ::NTV2_TCINDEX_LTC1;
break;
case GST_AJA_TIMECODE_INDEX_LTC2:
tc_index = ::NTV2_TCINDEX_LTC2;
break;
default:
g_assert_not_reached();
break;
}
NTV2_RP188 time_code;
transfer.acTransferStatus.acFrameStamp.GetInputTimeCode(time_code,
self->tc_index);
tc_index);
gint64 frame_time = transfer.acTransferStatus.acFrameStamp.acFrameTime;
gint64 now_sys = g_get_real_time();

1
gstajasrc.h
View file

@ -81,7 +81,6 @@ struct _GstAjaSrc {
bool quad_mode;
NTV2VANCMode vanc_mode;
NTV2InputSource configured_input_source;
NTV2TCIndex tc_index;
GstVideoInfo configured_info; // Based on properties
GstVideoInfo current_info; // Based on properties + stream metadata