ffmpeg-ma-patch/0016-decklink-fix-missing-IID_IUnknown.patch at main · MediaArea/ffmpeg-ma-patch · GitHub

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From a22eaca94d0c2eb3cd35923a7a07346adb0dd005 Mon Sep 17 00:00:00 2001
From: Maxime Gervais <gervais.maxime@gmail.com>
Date: Wed, 3 Dec 2025 09:27:27 +0100
Subject: [PATCH 16/19] decklink: fix missing IID_IUnknown

---
 libavdevice/decklink_dec.cpp | 2 ++
 libavdevice/decklink_enc.cpp | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index 8727e9d389..370efa9a4b 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -37,6 +37,8 @@ extern "C" {
 #include <DeckLinkAPI_v14_2_1.h>
 #endif

+#define IID_IUnknown (REFIID){0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}
+
 extern "C" {
 #include "config.h"
 #include "libavcodec/packet_internal.h"
diff --git a/libavdevice/decklink_enc.cpp b/libavdevice/decklink_enc.cpp
index d2e246c818..eff788dce0 100644
--- a/libavdevice/decklink_enc.cpp
+++ b/libavdevice/decklink_enc.cpp
@@ -34,6 +34,8 @@ extern "C" {
 #include <DeckLinkAPI_v14_2_1.h>
 #endif

+#define IID_IUnknown (REFIID){0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x46}
+
 extern "C" {
 #include "libavformat/avformat.h"
 #include "libavcodec/bytestream.h"
--
2.52.0