avdevice/decklink_common: properly check DoesSupportVideoMode result when trying VANC flag

Signed-off-by: Marton Balint <cus@passwd.hu>
6 years ago · f3e22e3201
parent e036b8dcf4
commit f3e22e3201
1 changed files with 1 additions and 1 deletions
--- 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,