From cfd7b8681981ce74c4a884537b24e682861db985 Mon Sep 17 00:00:00 2001
From: Jarne Demeulemeester <jarnedemeulemeester@gmail.com>
Date: Sun, 4 Aug 2024 11:48:41 +0200
Subject: [PATCH] fix: fast delete mediacodec

This fixes hwdec `mediacodec` when transitioning playlist items

mpv-android/mpv-android#966
---
 .../patches/ffmpeg/mediacodec_fast_delete.patch | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 buildscripts/patches/ffmpeg/mediacodec_fast_delete.patch

diff --git a/buildscripts/patches/ffmpeg/mediacodec_fast_delete.patch b/buildscripts/patches/ffmpeg/mediacodec_fast_delete.patch
new file mode 100644
index 0000000..525a88f
--- /dev/null
+++ b/buildscripts/patches/ffmpeg/mediacodec_fast_delete.patch
@@ -0,0 +1,17 @@
+diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c
+index d6f91e6..692e6d1 100644
+--- a/libavcodec/mediacodecdec_common.c
++++ b/libavcodec/mediacodecdec_common.c
+@@ -841,6 +841,12 @@ int ff_mediacodec_dec_flush(AVCodecContext *avctx, MediaCodecDecContext *s)
+ 
+ int ff_mediacodec_dec_close(AVCodecContext *avctx, MediaCodecDecContext *s)
+ {
++    atomic_fetch_add(&s->serial, 1);
++    if (s->codec) {
++        ff_AMediaCodec_delete(s->codec);
++        s->codec = NULL;
++    }
++
+     ff_mediacodec_dec_unref(s);
+ 
+     return 0;