From f8237ca5ae1c6a252764a8c459d7bbd6f66cda4b Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 21 Sep 2022 05:47:37 +0200
Subject: Fix build on older ffmpeg (17+ months old), see ffmpeg commit
 ef6a9e5e311f09fa8032974fa4d0c1e166a959bb

---
 src/main.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index 1b88cd9..c210fe7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -624,9 +624,15 @@ static AVFrame* open_audio(AVCodecContext *audio_codec_context) {
     return frame;
 }
 
+#if FF_API_BUFFER_SIZE_T
+static AVBufferRef* dummy_hw_frame_init(int size) {
+    return av_buffer_alloc(size);
+}
+#else
 static AVBufferRef* dummy_hw_frame_init(size_t size) {
     return av_buffer_alloc(size);
 }
+#endif
 
 static void open_video(AVCodecContext *codec_context,
                        WindowPixmap &window_pixmap, AVBufferRef **device_ctx,
-- 
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