On 17.08.2016 11:26, Sebastian Lackner wrote:
> +static GpStatus load_wmf(IStream *stream, GpMetafile **metafile)
> +{
> + WmfPlaceableFileHeader pfh;
> + GpStatus status = GenericError;
> + BOOL is_placeable = FALSE;
> + LARGE_INTEGER seek;
> + METAHEADER mh;
> + HMETAFILE hmf;
> + HRESULT hr;
> + UINT size;
> + void *buf;
> +
> + hr = IStream_Read(stream, &mh, sizeof(mh), &size);
> + if (hr != S_OK || size != sizeof(mh))
> + return GenericError;
> +
> + if (mh.mtType == 0xcdd7 && mh.mtHeaderSize == 0x9ac6)
It'd be more readable to test this as UINT32 it's supposed to be,
and having this constant defined to GDIP_WMF_PLACEABLEKEY (locally in
gdiplus, it's only mentioned in comment in SDK) will help looking it up.
> + {
> + is_placeable = TRUE;
> +
> + seek.QuadPart = 0;
> + hr = IStream_Seek(stream, seek, STREAM_SEEK_SET, NULL);
> + if (FAILED(hr)) return hresult_to_status(hr);
> +
> + hr = IStream_Read(stream, &pfh, sizeof(pfh), &size);
> + if (hr != S_OK || size != sizeof(pfh))
> + return GenericError;
> +
> + hr = IStream_Read(stream, &mh, sizeof(mh), &size);
> + if (hr != S_OK || size != sizeof(mh))
> + return GenericError;
> + }
> +
> + seek.QuadPart = is_placeable ? sizeof(pfh) : 0;
> + hr = IStream_Seek(stream, seek, STREAM_SEEK_SET, NULL);
> + if (FAILED(hr)) return hresult_to_status(hr);
> +
> + buf = heap_alloc(mh.mtSize * 2);
> + if (!buf) return OutOfMemory;
> +
> + hr = IStream_Read(stream, buf, mh.mtSize * 2, &size);
> + if (hr == S_OK && size == mh.mtSize * 2)
> + {
> + hmf = SetMetaFileBitsEx(mh.mtSize * 2, buf);
> + if (hmf)
> + {
> + status = GdipCreateMetafileFromWmf(hmf, TRUE, is_placeable ? &pfh : NULL, metafile);
> + if (status != Ok)
> + DeleteMetaFile(hmf);
> + }
> + }
> +
> + heap_free(buf);
> + return status;
> +}
> +
> +static GpStatus decode_image_wmf(IStream *stream, GpImage **image)
> {
> - IPicture *pic;
> + GpMetafile *metafile;
> + GpStatus status;
>
> TRACE("%p %p\n", stream, image);
>
> - if(!stream || !image)
> + if (!stream || !image)
> return InvalidParameter;
>
> - if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture,
> - (LPVOID*) &pic) != S_OK){
> - TRACE("Could not load picture\n");
> + status = load_wmf(stream, &metafile);
> + if (status != Ok)
> + {
> + TRACE("Could not load metafile\n");
> + return status;
> + }
> +
> + *image = (GpImage *)metafile;
> + TRACE("<-- %p\n", *image);
> +
> + return Ok;
> +}
> +
> +static GpStatus load_emf(IStream *stream, GpMetafile **metafile)
> +{
> + GpStatus status = GenericError;
> + LARGE_INTEGER seek;
> + ENHMETAHEADER emh;
> + HENHMETAFILE hemf;
> + HRESULT hr;
> + UINT size;
> + void *buf;
> +
> + hr = IStream_Read(stream, &emh, sizeof(emh), &size);
> + if (hr != S_OK || size != sizeof(emh) || emh.dSignature != ENHMETA_SIGNATURE)
> return GenericError;
> +
> + seek.QuadPart = 0;
> + hr = IStream_Seek(stream, seek, STREAM_SEEK_SET, NULL);
> + if (FAILED(hr)) return hresult_to_status(hr);
> +
> + buf = heap_alloc(emh.nBytes);
> + if (!buf) return OutOfMemory;
> +
> + hr = IStream_Read(stream, buf, emh.nBytes, &size);
> + if (hr == S_OK && size == emh.nBytes)
> + {
> + hemf = SetEnhMetaFileBits(emh.nBytes, buf);
> + if (hemf)
> + {
> + status = GdipCreateMetafileFromEmf(hemf, TRUE, metafile);
> + if (status != Ok)
> + DeleteEnhMetaFile(hemf);
> + }
> }
>
> - /* FIXME: missing initialization code */
> - *image = heap_alloc_zero(sizeof(GpMetafile));
> - if(!*image) return OutOfMemory;
> - (*image)->type = ImageTypeMetafile;
> - (*image)->decoder = NULL;
> - (*image)->picture = pic;
> - (*image)->flags = ImageFlagsNone;
> - (*image)->frame_count = 1;
> - (*image)->current_frame = 0;
> - (*image)->palette = NULL;
> - list_init(&(*(GpMetafile**)image)->containers);
> + heap_free(buf);
> + return status;
> +}
> +
> +static GpStatus decode_image_emf(IStream *stream, GpImage **image)
> +{
> + GpMetafile *metafile;
> + GpStatus status;
> +
> + TRACE("%p %p\n", stream, image);
> +
> + if (!stream || !image)
> + return InvalidParameter;
> +
> + status = load_emf(stream, &metafile);
> + if (status != Ok)
> + {
> + TRACE("Could not load metafile\n");
> + return status;
> + }
>
> + *image = (GpImage *)metafile;
> TRACE("<-- %p\n", *image);
>
> return Ok;
> @@ -4721,7 +4750,7 @@ static const struct image_codec codecs[NUM_CODECS] = {
> /* SigMask */ emf_sig_mask,
> },
> NULL,
> - decode_image_olepicture_metafile,
> + decode_image_emf,
> NULL
> },
> {
> @@ -4741,7 +4770,7 @@ static const struct image_codec codecs[NUM_CODECS] = {
> /* SigMask */ wmf_sig_mask,
> },
> NULL,
> - decode_image_olepicture_metafile,
> + decode_image_wmf,
> NULL
> },
> {
> diff --git a/dlls/gdiplus/metafile.c b/dlls/gdiplus/metafile.c
> index a854e55..8b93e81 100644
> --- a/dlls/gdiplus/metafile.c
> +++ b/dlls/gdiplus/metafile.c
> @@ -317,7 +317,6 @@ GpStatus WINGDIPAPI GdipRecordMetafile(HDC hdc, EmfType type, GDIPCONST GpRectF
> }
>
> (*metafile)->image.type = ImageTypeMetafile;
> - (*metafile)->image.picture = NULL;
> (*metafile)->image.flags = ImageFlagsNone;
> (*metafile)->image.palette = NULL;
> (*metafile)->image.xres = dpix;
> diff --git a/dlls/gdiplus/tests/image.c b/dlls/gdiplus/tests/image.c
> index ad84feb..cabd2fce 100644
> --- a/dlls/gdiplus/tests/image.c
> +++ b/dlls/gdiplus/tests/image.c
> @@ -1446,19 +1446,19 @@ static void test_loadwmf(void)
>
> stat = GdipGetImageBounds(img, &bounds, &unit);
> expect(Ok, stat);
> - todo_wine expect(UnitPixel, unit);
> + expect(UnitPixel, unit);
> expectf(0.0, bounds.X);
> expectf(0.0, bounds.Y);
> - todo_wine expectf(320.0, bounds.Width);
> - todo_wine expectf(320.0, bounds.Height);
> + expectf(320.0, bounds.Width);
> + expectf(320.0, bounds.Height);
>
> stat = GdipGetImageHorizontalResolution(img, &res);
> expect(Ok, stat);
> - todo_wine expectf(1440.0, res);
> + expectf(1440.0, res);
>
> stat = GdipGetImageVerticalResolution(img, &res);
> expect(Ok, stat);
> - todo_wine expectf(1440.0, res);
> + expectf(1440.0, res);
>
> memset(&header, 0, sizeof(header));
> stat = GdipGetMetafileHeaderFromMetafile((GpMetafile*)img, &header);
>