Andy Hu
a8cc9f9c28
Signed-off-by: Andy Hu <andy.hu@starfivetech.com> (cherry picked from commit f475d9a3bceeefd19bebf3d3471cedf12a46b8fa)
22 lines
845 B
Diff
22 lines
845 B
Diff
--- a/sys/kms/gstkmssink.c 2020-10-26 19:14:46.656235000 +0800
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+++ b/sys/kms/gstkmssink.c 2021-12-16 15:35:15.590755066 +0800
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@@ -450,6 +450,18 @@
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goto bo_failed;
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fb_id = kmsmem->fb_id;
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+ GST_INFO_OBJECT (self, "size = %lu, width = %d, height = %d.", vinfo->size, vinfo->width, vinfo->height);
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+ if (vinfo->size == vinfo->width * vinfo->height * 3 / 2) {
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+ GstMapInfo mapInfo;
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+ if (gst_memory_map((GstMemory *)kmsmem, &mapInfo, GST_MAP_WRITE)) {
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+ guint8 *start = mapInfo.data + vinfo->width * vinfo->height;
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+ guint32 size = vinfo->width * vinfo->height / 2;
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+ GST_INFO_OBJECT (self, "Set buffer to blank.");
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+ memset(start, 128, size);
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+ gst_memory_unmap((GstMemory *)kmsmem, &mapInfo);
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+ }
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+ }
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+
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conn = drmModeGetConnector (self->fd, self->conn_id);
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if (!conn)
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goto connector_failed;
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