[FFmpeg-devel] [PATCH 2/3] avdevice/decklink_common: properly check DoesSupportVideoMode result when trying VANC flag

Marton Balint cus at passwd.hu
Tue Apr 9 22:28:55 EEST 2019


Signed-off-by: Marton Balint <cus at passwd.hu>
---
 libavdevice/decklink_common.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavdevice/decklink_common.cpp b/libavdevice/decklink_common.cpp
index d3cc1eb3d1..3902311edd 100644
--- a/libavdevice/decklink_common.cpp
+++ b/libavdevice/decklink_common.cpp
@@ -256,7 +256,7 @@ int ff_decklink_set_format(AVFormatContext *avctx,
     } else {
         if (!ctx->supports_vanc || ctx->dlo->DoesSupportVideoMode(ctx->bmd_mode, ctx->raw_format,
                                                                   bmdVideoOutputVANC,
-                                                                  &support, NULL) != S_OK) {
+                                                                  &support, NULL) != S_OK || support != bmdDisplayModeSupported) {
             /* Try without VANC enabled */
             if (ctx->dlo->DoesSupportVideoMode(ctx->bmd_mode, ctx->raw_format,
                                                bmdVideoOutputFlagDefault,
-- 
2.16.4



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