diff --git a/libavcodec/pthread_frame.c b/libavcodec/pthread_frame.c
index ce7119ee94..e0b5f527a3 100644
--- a/libavcodec/pthread_frame.c
+++ b/libavcodec/pthread_frame.c
@@ -119,8 +119,13 @@ typedef struct FrameThreadContext {
     int die;                       ///< Set when threads should exit.
 } FrameThreadContext;
 
+#if FF_API_GET_BUFFER
 #define THREAD_SAFE_CALLBACKS(avctx) \
 ((avctx)->thread_safe_callbacks || (!(avctx)->get_buffer && (avctx)->get_buffer2 == avcodec_default_get_buffer2))
+#else
+#define THREAD_SAFE_CALLBACKS(avctx) \
+((avctx)->thread_safe_callbacks || (avctx)->get_buffer2 == avcodec_default_get_buffer2)
+#endif
 
 /**
  * Codec worker thread.
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index d3cf40813e..b09126cfa9 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1640,7 +1640,11 @@ int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size)
             av_fast_padded_malloc(&avctx->internal->byte_buffer, &avctx->internal->byte_buffer_size, size);
             avpkt->data = avctx->internal->byte_buffer;
             avpkt->size = avctx->internal->byte_buffer_size;
+#if FF_API_DESTRUCT_PACKET
+FF_DISABLE_DEPRECATION_WARNINGS
             avpkt->destruct = NULL;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
         }
     }
 
@@ -1812,7 +1816,11 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
             }
             avpkt->buf      = user_pkt.buf;
             avpkt->data     = user_pkt.data;
+#if FF_API_DESTRUCT_PACKET
+FF_DISABLE_DEPRECATION_WARNINGS
             avpkt->destruct = user_pkt.destruct;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
         } else {
             if (av_dup_packet(avpkt) < 0) {
                 ret = AVERROR(ENOMEM);
@@ -2013,7 +2021,11 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
             }
             avpkt->buf      = user_pkt.buf;
             avpkt->data     = user_pkt.data;
+#if FF_API_DESTRUCT_PACKET
+FF_DISABLE_DEPRECATION_WARNINGS
             avpkt->destruct = user_pkt.destruct;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
         } else {
             if (av_dup_packet(avpkt) < 0) {
                 ret = AVERROR(ENOMEM);