diff --git a/libavcodec/ptx.c b/libavcodec/ptx.c
index 6da9f0250c..8c3abd7ddb 100644
--- a/libavcodec/ptx.c
+++ b/libavcodec/ptx.c
@@ -55,10 +55,9 @@ static int ptx_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
 
     buf += offset;
 
-    if ((ret = av_image_check_size(w, h, 0, avctx)) < 0)
+    if ((ret = ff_set_dimensions(avctx, w, h)) < 0)
         return ret;
-    if (w != avctx->width || h != avctx->height)
-        avcodec_set_dimensions(avctx, w, h);
+
     if ((ret = ff_get_buffer(avctx, p, 0)) < 0)
         return ret;
 
diff --git a/libavcodec/rv10.c b/libavcodec/rv10.c
index 5206533633..57ebdc577c 100644
--- a/libavcodec/rv10.c
+++ b/libavcodec/rv10.c
@@ -28,6 +28,7 @@
 #include "libavutil/imgutils.h"
 #include "avcodec.h"
 #include "error_resilience.h"
+#include "internal.h"
 #include "mpegvideo.h"
 #include "mpeg4video.h"
 #include "h263.h"
@@ -363,8 +364,6 @@ static int rv20_decode_picture_header(RVDecContext *rv)
             AVRational old_aspect = s->avctx->sample_aspect_ratio;
             av_log(s->avctx, AV_LOG_DEBUG,
                    "attempting to change resolution to %dx%d\n", new_w, new_h);
-            if (av_image_check_size(new_w, new_h, 0, s->avctx) < 0)
-                return AVERROR_INVALIDDATA;
             ff_MPV_common_end(s);
 
             // attempt to keep aspect during typical resolution switches
@@ -374,7 +373,11 @@ static int rv20_decode_picture_header(RVDecContext *rv)
                 s->avctx->sample_aspect_ratio = av_mul_q(old_aspect, (AVRational){2, 1});
             if (new_w * s->height == 2 * new_h * s->width)
                 s->avctx->sample_aspect_ratio = av_mul_q(old_aspect, (AVRational){1, 2});
-            avcodec_set_dimensions(s->avctx, new_w, new_h);
+
+            ret = ff_set_dimensions(s->avctx, new_w, new_h);
+            if (ret < 0)
+                return ret;
+
             s->width  = new_w;
             s->height = new_h;
             if ((ret = ff_MPV_common_init(s)) < 0)
diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index f84fb005df..4896b39a8c 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -1693,7 +1693,11 @@ int ff_rv34_decode_frame(AVCodecContext *avctx,
                 si.width, si.height);
             s->width  = si.width;
             s->height = si.height;
-            avcodec_set_dimensions(s->avctx, s->width, s->height);
+
+            err = ff_set_dimensions(s->avctx, s->width, s->height);
+            if (err < 0)
+                return err;
+
             if ((err = ff_MPV_common_frame_size_change(s)) < 0)
                 return err;
             if ((err = rv34_decoder_realloc(r)) < 0)
diff --git a/libavcodec/sgidec.c b/libavcodec/sgidec.c
index e373825ba8..35063ea53b 100644
--- a/libavcodec/sgidec.c
+++ b/libavcodec/sgidec.c
@@ -202,9 +202,9 @@ static int decode_frame(AVCodecContext *avctx,
         return AVERROR_INVALIDDATA;
     }
 
-    if (av_image_check_size(s->width, s->height, 0, avctx))
-        return AVERROR_INVALIDDATA;
-    avcodec_set_dimensions(avctx, s->width, s->height);
+    ret = ff_set_dimensions(avctx, s->width, s->height);
+    if (ret < 0)
+        return ret;
 
     if ((ret = ff_get_buffer(avctx, p, 0)) < 0)
         return ret;