ffmpeg | branch: master | Marton Balint <[email protected]> | Thu Oct 8 21:31:24 2020 +0200| [a6f6726a815922f14723440029a96bdc93ea15a1] | committer: Marton Balint
avdevice/decklink: warn about too old decklink API version Signed-off-by: Marton Balint <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a6f6726a815922f14723440029a96bdc93ea15a1 --- libavdevice/decklink_common.cpp | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/libavdevice/decklink_common.cpp b/libavdevice/decklink_common.cpp index 8b58ede1ef..24aa9b1d13 100644 --- a/libavdevice/decklink_common.cpp +++ b/libavdevice/decklink_common.cpp @@ -70,9 +70,30 @@ static IDeckLinkIterator *decklink_create_iterator(AVFormatContext *avctx) #else iter = CreateDeckLinkIteratorInstance(); #endif - if (!iter) + if (!iter) { av_log(avctx, AV_LOG_ERROR, "Could not create DeckLink iterator. " "Make sure you have DeckLink drivers " BLACKMAGIC_DECKLINK_API_VERSION_STRING " or newer installed.\n"); + } else { + IDeckLinkAPIInformation *api; + int64_t version; +#ifdef _WIN32 + if (CoCreateInstance(CLSID_CDeckLinkAPIInformation, NULL, CLSCTX_ALL, + IID_IDeckLinkAPIInformation, (void**) &api) != S_OK) { + api = NULL; + } +#else + api = CreateDeckLinkAPIInformationInstance(); +#endif + if (api && api->GetInt(BMDDeckLinkAPIVersion, &version) == S_OK) { + if (version < BLACKMAGIC_DECKLINK_API_VERSION) + av_log(avctx, AV_LOG_WARNING, "Installed DeckLink drivers are too old and may be incompatible with the SDK this module was built against. " + "Make sure you have DeckLink drivers " BLACKMAGIC_DECKLINK_API_VERSION_STRING " or newer installed.\n"); + } else { + av_log(avctx, AV_LOG_ERROR, "Failed to check installed DeckLink API version.\n"); + } + if (api) + api->Release(); + } return iter; } _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
