From f327101fbfe3bff1ef5f8b4eb0537c014da1392e Mon Sep 17 00:00:00 2001
From: Andrew Murray <radarhere@users.noreply.github.com>
Date: Wed, 18 Feb 2026 21:32:30 +1100
Subject: [PATCH] Simplified code

---
 src/PIL/Image.py |  4 ++--
 src/decode.c     | 15 +++++----------
 src/encode.c     | 15 +++++----------
 3 files changed, 12 insertions(+), 22 deletions(-)

diff --git a/src/PIL/Image.py b/src/PIL/Image.py
index cc431a86a5d..01f49ccc03f 100644
--- a/src/PIL/Image.py
+++ b/src/PIL/Image.py
@@ -885,7 +885,7 @@ def tobytes(self, encoder_name: str = "raw", *args: Any) -> bytes:
 
         # unpack data
         e = _getencoder(self.mode, encoder_name, encoder_args)
-        e.setimage(self.im)
+        e.setimage(self.im, (0, 0) + self.size)
 
         from . import ImageFile
 
@@ -956,7 +956,7 @@ def frombytes(
 
         # unpack data
         d = _getdecoder(self.mode, decoder_name, decoder_args)
-        d.setimage(self.im)
+        d.setimage(self.im, (0, 0) + self.size)
         s = d.decode(data)
 
         if s[0] >= 0:
diff --git a/src/decode.c b/src/decode.c
index 7ec461c0e2c..c5c9cf56f70 100644
--- a/src/decode.c
+++ b/src/decode.c
@@ -163,7 +163,7 @@ _setimage(ImagingDecoderObject *decoder, PyObject *args) {
     x0 = y0 = x1 = y1 = 0;
 
     /* FIXME: should publish the ImagingType descriptor */
-    if (!PyArg_ParseTuple(args, "O|(iiii)", &op, &x0, &y0, &x1, &y1)) {
+    if (!PyArg_ParseTuple(args, "O(iiii)", &op, &x0, &y0, &x1, &y1)) {
         return NULL;
     }
     im = PyImaging_AsImaging(op);
@@ -176,15 +176,10 @@ _setimage(ImagingDecoderObject *decoder, PyObject *args) {
     state = &decoder->state;
 
     /* Setup decoding tile extent */
-    if (x0 == 0 && x1 == 0) {
-        state->xsize = im->xsize;
-        state->ysize = im->ysize;
-    } else {
-        state->xoff = x0;
-        state->yoff = y0;
-        state->xsize = x1 - x0;
-        state->ysize = y1 - y0;
-    }
+    state->xoff = x0;
+    state->yoff = y0;
+    state->xsize = x1 - x0;
+    state->ysize = y1 - y0;
 
     if (state->xoff < 0 || state->xsize <= 0 ||
         state->xsize + state->xoff > (int)im->xsize || state->yoff < 0 ||
diff --git a/src/encode.c b/src/encode.c
index 06e4a089380..e94ac06293a 100644
--- a/src/encode.c
+++ b/src/encode.c
@@ -232,7 +232,7 @@ _setimage(ImagingEncoderObject *encoder, PyObject *args) {
     x0 = y0 = x1 = y1 = 0;
 
     /* FIXME: should publish the ImagingType descriptor */
-    if (!PyArg_ParseTuple(args, "O|(nnnn)", &op, &x0, &y0, &x1, &y1)) {
+    if (!PyArg_ParseTuple(args, "O(nnnn)", &op, &x0, &y0, &x1, &y1)) {
         return NULL;
     }
     im = PyImaging_AsImaging(op);
@@ -244,15 +244,10 @@ _setimage(ImagingEncoderObject *encoder, PyObject *args) {
 
     state = &encoder->state;
 
-    if (x0 == 0 && x1 == 0) {
-        state->xsize = im->xsize;
-        state->ysize = im->ysize;
-    } else {
-        state->xoff = x0;
-        state->yoff = y0;
-        state->xsize = x1 - x0;
-        state->ysize = y1 - y0;
-    }
+    state->xoff = x0;
+    state->yoff = y0;
+    state->xsize = x1 - x0;
+    state->ysize = y1 - y0;
 
     if (state->xoff < 0 || state->xsize <= 0 ||
         state->xsize + state->xoff > im->xsize || state->yoff < 0 ||