avdevice/decklink: add link configuration option

Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Limin Wang <lance.lmwang@gmail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/libavdevice/decklink_common.h b/libavdevice/decklink_common.h
index 6e032956a8..ad8b33c24c 100644
--- a/libavdevice/decklink_common.h
+++ b/libavdevice/decklink_common.h
@@ -131,6 +131,7 @@ struct decklink_ctx {
     int64_t teletext_lines;
     double preroll;
     int duplex_mode;
+    BMDLinkConfiguration link;
     DecklinkPtsSource audio_pts_source;
     DecklinkPtsSource video_pts_source;
     int draw_bars;
@@ -200,6 +201,13 @@ static const BMDTimecodeFormat decklink_timecode_format_map[] = {
 #endif
 };
 
+static const BMDLinkConfiguration decklink_link_conf_map[] = {
+    (BMDLinkConfiguration)0,
+    bmdLinkConfigurationSingleLink,
+    bmdLinkConfigurationDualLink,
+    bmdLinkConfigurationQuadLink
+};
+
 int ff_decklink_set_configs(AVFormatContext *avctx, decklink_direction_t direction);
 int ff_decklink_set_format(AVFormatContext *avctx, int width, int height, int tb_num, int tb_den, enum AVFieldOrder field_order, decklink_direction_t direction = DIRECTION_OUT);
 int ff_decklink_set_format(AVFormatContext *avctx, decklink_direction_t direction);