From 9de2595e2b5fd03d427fa72b586540e356b05311 Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Tue, 25 Mar 2025 12:12:59 +0100
Subject: [PATCH 25/44] avcodec/mpegvideo_dec: Remove
 ff_mpv_common_frame_size_change()

No longer used anywhere.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/mpegvideo_dec.c | 46 +-------------------------------------
 libavcodec/mpegvideodec.h  |  2 --
 2 files changed, 1 insertion(+), 47 deletions(-)

diff --git a/libavcodec/mpegvideo_dec.c b/libavcodec/mpegvideo_dec.c
index eb9e69871f..7e300bcdc2 100644
--- a/libavcodec/mpegvideo_dec.c
+++ b/libavcodec/mpegvideo_dec.c
@@ -26,8 +26,8 @@
 
 #include "libavutil/avassert.h"
 #include "libavutil/emms.h"
-#include "libavutil/imgutils.h"
 #include "libavutil/internal.h"
+#include "libavutil/pixdesc.h"
 #include "libavutil/video_enc_params.h"
 
 #include "avcodec.h"
@@ -152,50 +152,6 @@ av_cold int ff_mpv_decode_close(AVCodecContext *avctx)
     return 0;
 }
 
-av_cold int ff_mpv_common_frame_size_change(MpegEncContext *s)
-{
-    int err = 0;
-
-    if (!s->context_initialized)
-        return AVERROR(EINVAL);
-
-    ff_mpv_free_context_frame(s);
-
-    ff_mpv_unref_picture(&s->last_pic);
-    ff_mpv_unref_picture(&s->next_pic);
-    ff_mpv_unref_picture(&s->cur_pic);
-
-    if ((s->width || s->height) &&
-        (err = av_image_check_size(s->width, s->height, 0, s->avctx)) < 0)
-        goto fail;
-
-    /* set chroma shifts */
-    err = av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt,
-                                           &s->chroma_x_shift,
-                                           &s->chroma_y_shift);
-    if (err < 0)
-        goto fail;
-
-    if ((err = ff_mpv_init_context_frame(s)))
-        goto fail;
-
-    memset(s->thread_context, 0, sizeof(s->thread_context));
-    s->thread_context[0]   = s;
-
-    if (s->width && s->height) {
-        err = ff_mpv_init_duplicate_contexts(s);
-        if (err < 0)
-            goto fail;
-    }
-    s->context_reinit = 0;
-
-    return 0;
- fail:
-    ff_mpv_free_context_frame(s);
-    s->context_reinit = 1;
-    return err;
-}
-
 static int alloc_picture(MpegEncContext *s, MPVWorkPicture *dst, int reference)
 {
     AVCodecContext *avctx = s->avctx;
diff --git a/libavcodec/mpegvideodec.h b/libavcodec/mpegvideodec.h
index ef6e657c0b..df587732fe 100644
--- a/libavcodec/mpegvideodec.h
+++ b/libavcodec/mpegvideodec.h
@@ -54,8 +54,6 @@ int ff_mpv_decode_init(MpegEncContext *s, AVCodecContext *avctx);
  */
 int ff_mpv_decode_reinit(MpegEncContext *s);
 
-int ff_mpv_common_frame_size_change(MpegEncContext *s);
-
 int ff_mpv_frame_start(MpegEncContext *s, AVCodecContext *avctx);
 /**
  * Ensure that the dummy frames are allocated according to pict_type if necessary.
-- 
2.45.2