diff --git a/configure b/configure
index f3e51544b9..5bcc2dfe93 100755
--- a/configure
+++ b/configure
@@ -4268,8 +4268,8 @@ enabled libx264           && require_pkg_config x264 "stdint.h x264.h" x264_enco
                              { check_cpp_condition x264.h "X264_BUILD >= 118" ||
                                die "ERROR: libx264 version must be >= 0.118."; }
 enabled libx265           && require_pkg_config x265 x265.h x265_encoder_encode &&
-                             { check_cpp_condition x265.h "X265_BUILD >= 17" ||
-                               die "ERROR: libx265 version must be >= 17."; }
+                             { check_cpp_condition x265.h "X265_BUILD >= 57" ||
+                               die "ERROR: libx265 version must be >= 57."; }
 enabled libxavs           && require libxavs xavs.h xavs_encoder_encode -lxavs
 enabled libxvid           && require libxvid xvid.h xvid_global -lxvidcore
 enabled mmal              && { check_lib interface/mmal/mmal.h mmal_port_connect -lmmal_core -lmmal_util -lmmal_vc_client -lbcm_host ||
diff --git a/libavcodec/libx265.c b/libavcodec/libx265.c
index 36cd0a858c..f5687f6a09 100644
--- a/libavcodec/libx265.c
+++ b/libavcodec/libx265.c
@@ -39,6 +39,7 @@ typedef struct libx265Context {
 
     x265_encoder *encoder;
     x265_param   *params;
+    const x265_api *api;
 
     float crf;
     char *preset;
@@ -67,10 +68,10 @@ static av_cold int libx265_encode_close(AVCodecContext *avctx)
 
     av_frame_free(&avctx->coded_frame);
 
-    x265_param_free(ctx->params);
+    ctx->api->param_free(ctx->params);
 
     if (ctx->encoder)
-        x265_encoder_close(ctx->encoder);
+        ctx->api->encoder_close(ctx->encoder);
 
     return 0;
 }
@@ -79,6 +80,10 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
 {
     libx265Context *ctx = avctx->priv_data;
 
+    ctx->api = x265_api_get(av_pix_fmt_desc_get(avctx->pix_fmt)->comp[0].depth_minus1 + 1);
+    if (!ctx->api)
+        ctx->api = x265_api_get(0);
+
     if (avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL &&
         !av_pix_fmt_desc_get(avctx->pix_fmt)->log2_chroma_w) {
         av_log(avctx, AV_LOG_ERROR,
@@ -93,13 +98,13 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
         return AVERROR(ENOMEM);
     }
 
-    ctx->params = x265_param_alloc();
+    ctx->params = ctx->api->param_alloc();
     if (!ctx->params) {
         av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n");
         return AVERROR(ENOMEM);
     }
 
-    if (x265_param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
+    if (ctx->api->param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
         int i;
 
         av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", ctx->preset, ctx->tune);
@@ -148,7 +153,7 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
                   avctx->sample_aspect_ratio.num,
                   avctx->sample_aspect_ratio.den, 65535);
         snprintf(sar, sizeof(sar), "%d:%d", sar_num, sar_den);
-        if (x265_param_parse(ctx->params, "sar", sar) == X265_PARAM_BAD_VALUE) {
+        if (ctx->api->param_parse(ctx->params, "sar", sar) == X265_PARAM_BAD_VALUE) {
             av_log(avctx, AV_LOG_ERROR, "Invalid SAR: %d:%d.\n", sar_num, sar_den);
             return AVERROR_INVALIDDATA;
         }
@@ -173,7 +178,7 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
         char crf[6];
 
         snprintf(crf, sizeof(crf), "%2.2f", ctx->crf);
-        if (x265_param_parse(ctx->params, "crf", crf) == X265_PARAM_BAD_VALUE) {
+        if (ctx->api->param_parse(ctx->params, "crf", crf) == X265_PARAM_BAD_VALUE) {
             av_log(avctx, AV_LOG_ERROR, "Invalid crf: %2.2f.\n", ctx->crf);
             return AVERROR(EINVAL);
         }
@@ -191,7 +196,7 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
 
         if (!av_dict_parse_string(&dict, ctx->x265_opts, "=", ":", 0)) {
             while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
-                int parse_ret = x265_param_parse(ctx->params, en->key, en->value);
+                int parse_ret = ctx->api->param_parse(ctx->params, en->key, en->value);
 
                 switch (parse_ret) {
                 case X265_PARAM_BAD_NAME:
@@ -210,7 +215,7 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
         }
     }
 
-    ctx->encoder = x265_encoder_open(ctx->params);
+    ctx->encoder = ctx->api->encoder_open(ctx->params);
     if (!ctx->encoder) {
         av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n");
         libx265_encode_close(avctx);
@@ -221,7 +226,7 @@ static av_cold int libx265_encode_init(AVCodecContext *avctx)
         x265_nal *nal;
         int nnal;
 
-        avctx->extradata_size = x265_encoder_headers(ctx->encoder, &nal, &nnal);
+        avctx->extradata_size = ctx->api->encoder_headers(ctx->encoder, &nal, &nnal);
         if (avctx->extradata_size <= 0) {
             av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n");
             libx265_encode_close(avctx);
@@ -255,7 +260,7 @@ static int libx265_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     int ret;
     int i;
 
-    x265_picture_init(ctx->params, &x265pic);
+    ctx->api->picture_init(ctx->params, &x265pic);
 
     if (pic) {
         for (i = 0; i < 3; i++) {
@@ -272,8 +277,8 @@ static int libx265_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                             X265_TYPE_AUTO;
     }
 
-    ret = x265_encoder_encode(ctx->encoder, &nal, &nnal,
-                              pic ? &x265pic : NULL, &x265pic_out);
+    ret = ctx->api->encoder_encode(ctx->encoder, &nal, &nnal,
+                                   pic ? &x265pic : NULL, &x265pic_out);
     if (ret < 0)
         return AVERROR_UNKNOWN;