From f16f425e0a66fd54b5ad4f04df24bae402440641 Mon Sep 17 00:00:00 2001
From: Lynne <dev@lynne.ee>
Date: Tue, 17 Jan 2023 05:07:53 +0100
Subject: [PATCH 29/92] av1dec: add hwaccel_params_buf

---
 libavcodec/av1dec.c | 2 ++
 libavcodec/av1dec.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c
index 6fa8b25435..bb38dfb41e 100644
--- a/libavcodec/av1dec.c
+++ b/libavcodec/av1dec.c
@@ -1177,6 +1177,7 @@ static int av1_decode_frame(AVCodecContext *avctx, AVFrame *frame,
         switch (unit->type) {
         case AV1_OBU_SEQUENCE_HEADER:
             av_buffer_unref(&s->seq_ref);
+            av_buffer_unref(&s->hwaccel_params_buf);
             s->seq_ref = av_buffer_ref(unit->content_ref);
             if (!s->seq_ref) {
                 ret = AVERROR(ENOMEM);
@@ -1420,6 +1421,7 @@ static void av1_decode_flush(AVCodecContext *avctx)
 
     ff_cbs_flush(s->cbc);
 
+    av_buffer_unref(&s->hwaccel_params_buf);
     if (avctx->hwaccel && avctx->hwaccel->flush)
         avctx->hwaccel->flush(avctx);
 }
diff --git a/libavcodec/av1dec.h b/libavcodec/av1dec.h
index 2be28e7469..7b110ab7db 100644
--- a/libavcodec/av1dec.h
+++ b/libavcodec/av1dec.h
@@ -66,6 +66,8 @@ typedef struct AV1DecContext {
     const AVClass *class;
     AVCodecContext *avctx;
 
+    AVBufferRef *hwaccel_params_buf;
+
     enum AVPixelFormat pix_fmt;
     CodedBitstreamContext *cbc;
     CodedBitstreamFragment current_obu;
-- 
2.39.2