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Skip failing records when rendering

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This commit is contained in:
Andrew Murray 2024-10-26 18:41:05 +11:00
parent 81a3bf5f58
commit ce4059171c
2 changed files with 20 additions and 5 deletions
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12
Tests/test_file_wmf.py
View File

@ -1,5 +1,6 @@
from __future__ import annotations
from io import BytesIO
from pathlib import Path
from typing import IO
@ -7,7 +8,7 @@ import pytest
from PIL import Image, ImageFile, WmfImagePlugin
from .helper import assert_image_similar_tofile, hopper
from .helper import assert_image_equal_tofile, assert_image_similar_tofile, hopper
def test_load_raw() -> None:
@ -34,6 +35,15 @@ def test_load() -> None:
assert im.load()[0, 0] == (255, 255, 255)
def test_render() -> None:
with open("Tests/images/drawing.emf", "rb") as fp:
data = fp.read()
b = BytesIO(data[:808] + b"\x00" + data[809:])
with Image.open(b) as im:
if hasattr(Image.core, "drawwmf"):
assert_image_equal_tofile(im, "Tests/images/drawing.emf")
def test_register_handler(tmp_path: Path) -> None:
class TestHandler(ImageFile.StubHandler):
methodCalled = False

13
src/display.c
View File

@ -716,6 +716,14 @@ PyImaging_EventLoopWin32(PyObject *self, PyObject *args) {
#define GET32(p, o) ((DWORD *)(p + o))[0]
BOOL
enhMetaFileProc(
HDC hdc, HANDLETABLE FAR *lpht, CONST ENHMETARECORD *lpmr, int nHandles, LPARAM data
) {
PlayEnhMetaFileRecord(hdc, lpht, lpmr, nHandles);
return TRUE;
}
PyObject *
PyImaging_DrawWmf(PyObject *self, PyObject *args) {
HBITMAP bitmap;
@ -796,10 +804,7 @@ PyImaging_DrawWmf(PyObject *self, PyObject *args) {
/* FIXME: make background transparent? configurable? */
FillRect(dc, &rect, GetStockObject(WHITE_BRUSH));
if (!PlayEnhMetaFile(dc, meta, &rect)) {
PyErr_SetString(PyExc_OSError, "cannot render metafile");
goto error;
}
EnumEnhMetaFile(dc, meta, enhMetaFileProc, NULL, &rect);
/* step 4: extract bits from bitmap */