diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index e9aba6aaf94c6aef69ae5c06733bf4590e0074cf..1d18c36e0b410cf33fb8886a297f11967abe0831 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -1209,12 +1209,7 @@ typedef struct AVPacket {
      * Equals next_pts - this_pts in presentation order.
      */
     int   duration;
-#if FF_API_DESTRUCT_PACKET
-    attribute_deprecated
-    void  (*destruct)(struct AVPacket *);
-    attribute_deprecated
-    void  *priv;
-#endif
+
     int64_t pos;                            ///< byte position in stream, -1 if unknown
 
     /**
@@ -3576,15 +3571,6 @@ void avsubtitle_free(AVSubtitle *sub);
  * @{
  */
 
-#if FF_API_DESTRUCT_PACKET
-/**
- * Default packet destructor.
- * @deprecated use the AVBuffer API instead
- */
-attribute_deprecated
-void av_destruct_packet(AVPacket *pkt);
-#endif
-
 /**
  * Initialize optional fields of a packet with default values.
  *
diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
index bad379f2e841b63dba7e46995205460e58dac3c6..dfaf045036e3db092ad0c3515882034247514964 100644
--- a/libavcodec/avpacket.c
+++ b/libavcodec/avpacket.c
@@ -27,22 +27,6 @@
 #include "libavutil/mathematics.h"
 #include "libavutil/mem.h"
 #include "avcodec.h"
-#if FF_API_DESTRUCT_PACKET
-
-void av_destruct_packet(AVPacket *pkt)
-{
-    av_free(pkt->data);
-    pkt->data = NULL;
-    pkt->size = 0;
-}
-
-/* a dummy destruct callback for the callers that assume AVPacket.destruct ==
- * NULL => static data */
-static void dummy_destruct_packet(AVPacket *pkt)
-{
-    av_assert0(0);
-}
-#endif
 
 void av_init_packet(AVPacket *pkt)
 {
@@ -53,11 +37,6 @@ void av_init_packet(AVPacket *pkt)
     pkt->convergence_duration = 0;
     pkt->flags                = 0;
     pkt->stream_index         = 0;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-    pkt->destruct             = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     pkt->buf                  = NULL;
     pkt->side_data            = NULL;
     pkt->side_data_elems      = 0;
@@ -89,11 +68,6 @@ int av_new_packet(AVPacket *pkt, int size)
     pkt->buf      = buf;
     pkt->data     = buf->data;
     pkt->size     = size;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-    pkt->destruct = dummy_destruct_packet;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 
     return 0;
 }
@@ -126,11 +100,6 @@ int av_grow_packet(AVPacket *pkt, int grow_by)
         if (!pkt->buf)
             return AVERROR(ENOMEM);
         memcpy(pkt->buf->data, pkt->data, FFMIN(pkt->size, pkt->size + grow_by));
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        pkt->destruct = dummy_destruct_packet;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     }
     pkt->data  = pkt->buf->data;
     pkt->size += grow_by;
@@ -151,11 +120,6 @@ int av_packet_from_data(AVPacket *pkt, uint8_t *data, int size)
 
     pkt->data = data;
     pkt->size = size;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-    pkt->destruct = dummy_destruct_packet;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 
     return 0;
 }
@@ -191,23 +155,12 @@ int av_dup_packet(AVPacket *pkt)
 {
     AVPacket tmp_pkt;
 
-FF_DISABLE_DEPRECATION_WARNINGS
-    if (!pkt->buf && pkt->data
-#if FF_API_DESTRUCT_PACKET
-        && !pkt->destruct
-#endif
-        ) {
-FF_ENABLE_DEPRECATION_WARNINGS
+    if (!pkt->buf && pkt->data) {
         tmp_pkt = *pkt;
 
         pkt->data      = NULL;
         pkt->side_data = NULL;
         DUP_DATA(pkt->data, tmp_pkt.data, pkt->size, 1, ALLOC_BUF);
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        pkt->destruct = dummy_destruct_packet;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 
         if (pkt->side_data_elems) {
             int i;
@@ -243,15 +196,8 @@ void av_packet_free_side_data(AVPacket *pkt)
 void av_free_packet(AVPacket *pkt)
 {
     if (pkt) {
-FF_DISABLE_DEPRECATION_WARNINGS
         if (pkt->buf)
             av_buffer_unref(&pkt->buf);
-#if FF_API_DESTRUCT_PACKET
-        else if (pkt->destruct)
-            pkt->destruct(pkt);
-        pkt->destruct = NULL;
-#endif
-FF_ENABLE_DEPRECATION_WARNINGS
         pkt->data            = NULL;
         pkt->size            = 0;
 
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 2f0997a1a486c728bcd38b4355ce385c10fc16b1..6779e1a54404aacbf1ec89b7aa37bc6411d8f1a1 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1329,21 +1329,11 @@ int ff_alloc_packet(AVPacket *avpkt, int size)
 
     if (avpkt->data) {
         AVBufferRef *buf = avpkt->buf;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        void *destruct = avpkt->destruct;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 
         if (avpkt->size < size)
             return AVERROR(EINVAL);
 
         av_init_packet(avpkt);
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        avpkt->destruct = destruct;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         avpkt->buf      = buf;
         avpkt->size     = size;
         return 0;
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 0fbb8362171d5a3f566080d3fb7e3e4d494c1327..14a354d36e0f09c512c7e7cfdf1bb5f558bd2ffc 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -51,9 +51,6 @@
 #ifndef FF_API_DEINTERLACE
 #define FF_API_DEINTERLACE       (LIBAVCODEC_VERSION_MAJOR < 57)
 #endif
-#ifndef FF_API_DESTRUCT_PACKET
-#define FF_API_DESTRUCT_PACKET   (LIBAVCODEC_VERSION_MAJOR < 57)
-#endif
 #ifndef FF_API_GET_BUFFER
 #define FF_API_GET_BUFFER        (LIBAVCODEC_VERSION_MAJOR < 57)
 #endif
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index a2b49c6002b54b35b641ababf35fb80e0176fc42..7b3568224fe9916607391664b63a558d83c071e0 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -421,13 +421,6 @@ static int mmap_init(AVFormatContext *ctx)
     return 0;
 }
 
-#if FF_API_DESTRUCT_PACKET
-static void dummy_release_buffer(AVPacket *pkt)
-{
-    av_assert0(0);
-}
-#endif
-
 static void mmap_release_buffer(void *opaque, uint8_t *data)
 {
     struct v4l2_buffer buf = { 0 };
@@ -524,11 +517,6 @@ static int mmap_read_frame(AVFormatContext *ctx, AVPacket *pkt)
 
         pkt->data     = s->buf_start[buf.index];
         pkt->size     = buf.bytesused;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        pkt->destruct = dummy_release_buffer;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
 
         buf_descriptor = av_malloc(sizeof(struct buff_data));
         if (!buf_descriptor) {
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 564318ee0cdb93e61c8121e1492bc20e1ba036fa..63afe2f397dc73c4d756c7f99ba735bed55e9575 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -1095,9 +1095,6 @@ static int avi_read_packet(AVFormatContext *s, AVPacket *pkt)
     AVIContext *avi = s->priv_data;
     AVIOContext *pb = s->pb;
     int err;
-#if FF_API_DESTRUCT_PACKET
-    void *dstr;
-#endif
 
     if (CONFIG_DV_DEMUXER && avi->dv_demux) {
         int size = avpriv_dv_get_packet(avi->dv_demux, pkt);
@@ -1213,18 +1210,8 @@ resync:
 
         if (CONFIG_DV_DEMUXER && avi->dv_demux) {
             AVBufferRef *avbuf = pkt->buf;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-            dstr = pkt->destruct;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
             size = avpriv_dv_produce_packet(avi->dv_demux, pkt,
                                             pkt->data, pkt->size);
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-            pkt->destruct = dstr;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
             pkt->buf    = avbuf;
             pkt->flags |= AV_PKT_FLAG_KEY;
             if (size < 0)
diff --git a/libavformat/mux.c b/libavformat/mux.c
index 3cff2647ed979d5f032fa7ec5d2edd8d56b25dfa..7959edf72ce4bf17928eca84ecf3c7fc491fc019 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -413,11 +413,6 @@ int ff_interleave_add_packet(AVFormatContext *s, AVPacket *pkt,
     if (!this_pktl)
         return AVERROR(ENOMEM);
     this_pktl->pkt = *pkt;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-    pkt->destruct  = NULL;           // do not free original but only the copy
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     pkt->buf       = NULL;
     pkt->side_data = NULL;
     pkt->side_data_elems = 0;
diff --git a/libavformat/mxg.c b/libavformat/mxg.c
index 3cde2de1fffcaf727d653f4407eda4f3dbc0fa6f..396dbdeaf6974504a3cd59c7d1eea2253178df9a 100644
--- a/libavformat/mxg.c
+++ b/libavformat/mxg.c
@@ -169,11 +169,6 @@ static int mxg_read_packet(AVFormatContext *s, AVPacket *pkt)
 
                 pkt->pts = pkt->dts = mxg->dts;
                 pkt->stream_index = 0;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-                pkt->destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
                 pkt->buf  = NULL;
                 pkt->size = mxg->buffer_ptr - mxg->soi_ptr;
                 pkt->data = mxg->soi_ptr;
@@ -212,11 +207,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
                     /* time (GMT) of first sample in usec since 1970, little-endian */
                     pkt->pts = pkt->dts = AV_RL64(startmarker_ptr + 8);
                     pkt->stream_index = 1;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-                    pkt->destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
                     pkt->buf  = NULL;
                     pkt->size = size - 14;
                     pkt->data = startmarker_ptr + 16;
diff --git a/libavformat/psxstr.c b/libavformat/psxstr.c
index e662ed788dcd80638050655b251798e59f63372f..573ef0a346649520009c5a80ae03116e203fbbf1 100644
--- a/libavformat/psxstr.c
+++ b/libavformat/psxstr.c
@@ -203,11 +203,6 @@ static int str_read_packet(AVFormatContext *s,
                     pkt->data= NULL;
                     pkt->size= -1;
                     pkt->buf = NULL;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-                    pkt->destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
                     return 0;
                 }
 
diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index d28a2a8d1e9ff4bec15a3d3a88754d52a9568547..54ffc15a93a9e566a397c8c2daf3c0ab0f64e1f7 100644
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -687,11 +687,6 @@ static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb,
         vst->pkt.data= NULL;
         vst->pkt.size= 0;
         vst->pkt.buf = NULL;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        vst->pkt.destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         if(vst->slices != vst->cur_slice) //FIXME find out how to set slices correct from the begin
             memmove(pkt->data + 1 + 8*vst->cur_slice, pkt->data + 1 + 8*vst->slices,
                 vst->videobufpos - 1 - 8*vst->slices);
diff --git a/libavformat/utils.c b/libavformat/utils.c
index d72f5331be9fd577e5c5d8f21b7201efb6c9e182..5d4ec626de813fecb7f6d7b1823b1ad3dee8419c 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -828,12 +828,6 @@ static int parse_packet(AVFormatContext *s, AVPacket *pkt, int stream_index)
         if (out_pkt.data == pkt->data && out_pkt.size == pkt->size) {
             out_pkt.buf = pkt->buf;
             pkt->buf    = NULL;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-            out_pkt.destruct = pkt->destruct;
-            pkt->destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         }
         if ((ret = av_dup_packet(&out_pkt)) < 0)
             goto fail;
diff --git a/libavformat/yop.c b/libavformat/yop.c
index b809ad2b5605c7149af536c2f8bb9ea4ddb51b11..1e429d344a5aef1d1847d0f131f5019113eafb7b 100644
--- a/libavformat/yop.c
+++ b/libavformat/yop.c
@@ -127,11 +127,6 @@ static int yop_read_packet(AVFormatContext *s, AVPacket *pkt)
         *pkt                   =  yop->video_packet;
         yop->video_packet.data =  NULL;
         yop->video_packet.buf  =  NULL;
-#if FF_API_DESTRUCT_PACKET
-FF_DISABLE_DEPRECATION_WARNINGS
-        yop->video_packet.destruct = NULL;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         yop->video_packet.size =  0;
         pkt->data[0]           =  yop->odd_frame;
         pkt->flags             |= AV_PKT_FLAG_KEY;