protected override bool ProcessEncoder(MainForm form, IWICBitmapEncoder encoder, object tag) { IWICImagingFactory factory = (IWICImagingFactory) new WICImagingFactory(); IWICBitmap bitmap = factory.CreateBitmap(1, 1, Consts.GUID_WICPixelFormat128bpp7ChannelsAlpha, WICBitmapCreateCacheOption.WICBitmapCacheOnLoad); IWICBitmapFrameEncode frame = null; try { try { encoder.CreateNewFrame(out frame, null); } catch (Exception e) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed), new DataEntry(e)); } if (frame != null) { try { frame.Initialize(null); } catch (Exception e) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed, "NULL"), new DataEntry(e)); frame.ReleaseComObject(); frame = null; } } if (frame != null) { try { frame.WriteSource(bitmap, null); } catch (Exception e) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed, "..., NULL"), new DataEntry(e)); frame.ReleaseComObject(); frame = null; } } if (frame != null) { try { frame.Commit(); encoder.Commit(); } catch (Exception e) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed), new DataEntry(e)); } } } finally { frame.ReleaseComObject(); bitmap.ReleaseComObject(); factory.ReleaseComObject(); } return(base.ProcessEncoder(form, encoder, tag)); }
protected override bool ProcessEncoder(MainForm form, IWICBitmapEncoder encoder, object tag) { Tag t = (Tag)tag; IWICImagingFactory factory = (IWICImagingFactory) new WICImagingFactory(); IWICPalette palette = factory.CreatePalette(); palette.InitializePredefined(WICBitmapPaletteType.WICBitmapPaletteTypeFixedBW, false); IWICBitmapFrameEncode frame = null; IWICBitmapFrameEncode frame2 = null; IPropertyBag2[] bag = new IPropertyBag2[1]; try { MethodInfo mi = typeof(IWICBitmapEncoder).GetMethod("CreateNewFrame"); try { encoder.CreateNewFrame(out frame, bag); } catch (Exception e) { form.Add(this, mi.ToString(Resources._0_Failed), new DataEntry(Resources.FrameIndex, 0), new DataEntry(e)); } if (frame == null) { form.Add(this, mi.ToString(Resources._0_NULL), new DataEntry(Resources.Parameter, mi.GetParameters()[0].Name)); } else { if (bag[0] == null) { form.Add(this, mi.ToString(Resources._0_NULL), new DataEntry(Resources.Parameter, mi.GetParameters()[1].Name)); } try { frame.Initialize(bag[0]); frame.SetSize(1, 1); frame.SetPalette(palette); Guid pixelFormat = Guid.Empty; List <Guid> allPixelFormats = new List <Guid>(PixelFormatInfoRule.AllPixelFormats); allPixelFormats.Add(Consts.GUID_WICPixelFormatDontCare); foreach (Guid g in allPixelFormats) { pixelFormat = g; frame.SetPixelFormat(ref pixelFormat); if (g == pixelFormat) { if (Array.IndexOf(t.PixelFormats, g) < 0) { form.Add(this, string.Format(CultureInfo.CurrentUICulture, Resources.DidNotChangeUnsupportedPixelFormat, "IWICBitmapFrameEncode::SetPixelFormat(...)"), new DataEntry(Resources.PixelFormat, g), new DataEntry(Resources.SupportedPixelFormats, t.PixelFormats)); } } else { if (Array.IndexOf(t.PixelFormats, g) >= 0) { form.Add(this, string.Format(CultureInfo.CurrentUICulture, Resources.ChangedSupportedPixelFormat, "IWICBitmapFrameEncode::SetPixelFormat(...)"), new DataEntry(Resources.Expected, g), new DataEntry(Resources.Actual, pixelFormat)); } } } pixelFormat = Consts.GUID_WICPixelFormat32bppBGRA; frame.SetPixelFormat(ref pixelFormat); byte[] buffer = new byte[(PixelFormatInfoRule.GetBitPerPixel(pixelFormat) + 7) / 8]; frame.WritePixels(1, (uint)buffer.Length, (uint)buffer.Length, buffer); frame.Commit(); try { encoder.CreateNewFrame(out frame2, null); if (!t.SupportsMultiframe) { form.Add(this, mi.ToString(Resources._0_ShouldFail), new DataEntry(WinCodecError.WINCODEC_ERR_UNSUPPORTEDOPERATION)); } } catch (Exception e) { if (t.SupportsMultiframe) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed), new DataEntry(Resources.FrameIndex, 1), new DataEntry(e)); } else { form.CheckHRESULT(this, WinCodecError.WINCODEC_ERR_UNSUPPORTEDOPERATION, e, new DataEntry(Resources.FrameIndex, 1)); } } } catch (Exception e) { form.Add(this, e.TargetSite.ToString(Resources._0_Failed), new DataEntry(e)); } } } finally { frame2.ReleaseComObject(); encoder.ReleaseComObject(); bag.ReleaseComObject(); factory.ReleaseComObject(); palette.ReleaseComObject(); } return(base.ProcessEncoder(form, encoder, tag)); }