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Added image saving and time log to console tester.

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This commit is contained in:
Eugene Wang 2025-02-11 16:55:05 -05:00
parent f205d73f64
commit b2fe1c1bcd
2 changed files with 125 additions and 89 deletions
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207
samples/WinConsole32/Program.cs
View File

@ -4,102 +4,133 @@ using System.Diagnostics;
namespace WinConsole32
{
internal class Program
{
static async Task Main(string[] args)
internal class Program
{
var libVer = FileVersionInfo.GetVersionInfo(typeof(TwainAppSession).Assembly.Location).ProductVersion;
Console.WriteLine($"Console sample {(TWPlatform.Is32bit ? " 32bit" : " 64bit")} on NTwain {libVer}");
TwainAppSession session = new TwainAppSession();
session.StateChanged += Session_StateChanged;
session.SourceDisabled += Session_SourceDisabled1;
session.Transferred += Session_Transferred;
var sts = await session.OpenDSMAsync();
if (sts.IsSuccess)
{
Console.WriteLine("Available data sources:");
TW_IDENTITY_LEGACY firstSrc = default;
foreach (var src in session.GetSources())
static async Task Main(string[] args)
{
if (!firstSrc.HasValue) firstSrc = src;
Console.WriteLine($"\t{src}");
}
Console.WriteLine();
var libVer = FileVersionInfo.GetVersionInfo(typeof(TwainAppSession).Assembly.Location).ProductVersion;
Console.WriteLine($"Console sample {(TWPlatform.Is32bit ? " 32bit" : " 64bit")} on NTwain {libVer}");
var defaultSrc = session.DefaultSource;
Console.WriteLine($"Default data source = {defaultSrc}");
Console.WriteLine();
TwainAppSession session = new TwainAppSession();
session.ShowUserSelect();
Console.WriteLine($"Selected data source = {session.DefaultSource}");
Console.WriteLine();
session.StateChanged += Session_StateChanged;
session.SourceDisabled += Session_SourceDisabled1;
session.Transferred += Session_Transferred;
var targetSrc = defaultSrc.HasValue ? defaultSrc : firstSrc;
var sts = await session.OpenDSMAsync();
if (targetSrc.HasValue)
{
TestThisSource(session, targetSrc);
}
else
{
Console.WriteLine("No data source to test.");
Console.WriteLine();
if (sts.IsSuccess)
{
Console.WriteLine("Available data sources:");
TW_IDENTITY_LEGACY firstSrc = default;
foreach (var src in session.GetSources())
{
if (!firstSrc.HasValue) firstSrc = src;
Console.WriteLine($"\t{src}");
}
Console.WriteLine();
var defaultSrc = session.DefaultSource;
Console.WriteLine($"Default data source = {defaultSrc}");
Console.WriteLine();
session.ShowUserSelect();
Console.WriteLine($"Selected data source = {session.DefaultSource}");
Console.WriteLine();
var targetSrc = defaultSrc.HasValue ? defaultSrc : firstSrc;
if (targetSrc.HasValue)
{
TestThisSource(session, targetSrc);
}
else
{
Console.WriteLine("No data source to test.");
Console.WriteLine();
}
Console.WriteLine("---------------------------------------------");
Console.WriteLine("Test in progress, press Enter to stop testing");
Console.WriteLine("---------------------------------------------");
Console.ReadLine();
session.TryStepdown(STATE.S1);
}
else
{
Console.WriteLine("Failed to attach: " + sts);
}
Console.WriteLine("-------------------");
Console.WriteLine("Press Enter to exit");
Console.WriteLine("-------------------");
Console.ReadLine();
}
Console.WriteLine("---------------------------------------------");
Console.WriteLine("Test in progress, press Enter to stop testing");
Console.WriteLine("---------------------------------------------");
Console.ReadLine();
session.TryStepdown(STATE.S1);
}
else
{
Console.WriteLine("Failed to attach: " + sts);
}
static int xferCount = 0;
static Stopwatch watch;
private static void Session_Transferred(TwainAppSession sender, TransferredEventArgs e)
{
if (e.Data != null)
{
var saveFile = $"twain_{DateTime.Now:yyyyMMdd_HHmmss}_{xferCount}";
Console.WriteLine("SUCCESS! Got twain data #{0} on thread {1}, saving to {saveFile}.", ++xferCount, Environment.CurrentManagedThreadId, saveFile);
Console.WriteLine("-------------------");
Console.WriteLine("Press Enter to exit");
Console.WriteLine("-------------------");
Console.ReadLine();
using (var img = new ImageMagick.MagickImage(e.Data.AsStream()))
{
var format = ImageMagick.MagickFormat.Png;
if (img.ColorType == ImageMagick.ColorType.Palette)
{
// bw or gray
saveFile += ".png";
}
else
{
// color
saveFile += ".jpg";
format = ImageMagick.MagickFormat.Jpeg;
img.Settings.Compression = ImageMagick.CompressionMethod.JPEG;
img.Quality = (uint)85;
}
img.Write(saveFile, format);
}
}
else
{
Console.WriteLine("BUMMER! No twain data #{0} on thread {1}.", ++xferCount, Environment.CurrentManagedThreadId);
}
e.Dispose();
}
private static void Session_StateChanged(TwainAppSession sender, STATE e)
{
Console.WriteLine($"Session state changed to {sender.State}");
}
private static void Session_SourceDisabled1(TwainAppSession sender, TW_IDENTITY_LEGACY e)
{
watch.Stop();
var elapsed = watch.Elapsed;
Console.WriteLine($"Session source disabled, took {elapsed}.");
sender.CloseSource();
}
private static void TestThisSource(TwainAppSession session, TW_IDENTITY_LEGACY source)
{
Console.WriteLine($"Testing data source {source}");
Console.WriteLine();
session.OpenSource(source);
session.Caps.ICAP_PIXELTYPE.Set(TWPT.RGB);
session.Caps.ICAP_XRESOLUTION.Set(300f);
session.Caps.ICAP_YRESOLUTION.Set(300f);
session.Caps.CAP_XFERCOUNT.Set(100);
xferCount = 0;
watch = Stopwatch.StartNew();
var rc = session.EnableSource(true, false);
}
}
private static void Session_Transferred(TwainAppSession sender, TransferredEventArgs e)
{
if (e.Data != null)
{
Console.WriteLine("SUCCESS! Got twain data on thread {0}.", Environment.CurrentManagedThreadId);
}
else
{
Console.WriteLine("BUMMER! No twain data on thread {0}.", Environment.CurrentManagedThreadId);
}
e.Dispose();
}
private static void Session_StateChanged(TwainAppSession sender, STATE e)
{
Console.WriteLine($"Session state changed to {sender.State}");
}
private static void Session_SourceDisabled1(TwainAppSession sender, TW_IDENTITY_LEGACY e)
{
Console.WriteLine($"Session source disabled.");
sender.CloseSource();
}
private static void TestThisSource(TwainAppSession session, TW_IDENTITY_LEGACY source)
{
Console.WriteLine($"Testing data source {source}");
Console.WriteLine();
session.OpenSource(source);
var rc = session.EnableSource(true, false);
}
}
}

7
samples/WinConsole32/WinConsole32.csproj
View File

@ -2,12 +2,17 @@
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net8.0-windows</TargetFramework>
<TargetFramework>net472</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<PlatformTarget>x86</PlatformTarget>
<Nullable>enable</Nullable>
<LangVersion>12</LangVersion>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Magick.NET-Q8-AnyCPU" Version="14.0.0" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\src\NTwain\NTwain.csproj" />
</ItemGroup>