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Refactoring the interop code to a separate project. Still need to add the interop DLL to the final exe... or maybe I want to use references inside the projects...

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1688 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-03-06 17:41:19 +00:00
commit 7666127106
43 changed files with 51 additions and 4752 deletions
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45
Greenshot/Helpers/ScreenCaptureHelper.cs
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@ -35,7 +35,7 @@ using Greenshot.Configuration;
using Greenshot.Plugin;
using GreenshotPlugin.UnmanagedHelpers;
using GreenshotPlugin.Core;
using IniFile;
using Greenshot.IniFile;
namespace Greenshot.Helpers {
/// <summary>
@ -62,6 +62,7 @@ namespace Greenshot.Helpers {
private IntPtr bits0 = IntPtr.Zero; //pointer to the raw bits that make up the bitmap.
private Bitmap GDIBitmap;
private string filename = null;
private Stopwatch stopwatch = new Stopwatch();
public ScreenCaptureHelper(Rectangle recordingRectangle) {
this.recordingRectangle = recordingRectangle;
@ -190,8 +191,9 @@ namespace Greenshot.Helpers {
private void CaptureFrame() {
int MSBETWEENCAPTURES = 1000/framesPerSecond;
int msToNextCapture = MSBETWEENCAPTURES;
stopwatch.Reset();
while (!stop) {
DateTime nextCapture = DateTime.Now.AddMilliseconds(msToNextCapture);
stopwatch.Start();
Point captureLocation;
if (recordingWindow != null) {
recordingWindow.Reset();
@ -219,18 +221,35 @@ namespace Greenshot.Helpers {
LOG.Error("Error adding frame to avi, stopping capturing.");
break;
}
int sleeptime = (int)(nextCapture.Subtract(DateTime.Now).Ticks / TimeSpan.TicksPerMillisecond);
if (sleeptime > 0) {
Thread.Sleep(sleeptime);
msToNextCapture = MSBETWEENCAPTURES;
} else {
// Compensating
do {
aviWriter.AddEmptyFrame();
sleeptime += MSBETWEENCAPTURES;
} while (sleeptime < 0);
msToNextCapture = sleeptime;
int restTime = (int)(msToNextCapture - stopwatch.ElapsedMilliseconds);
// Set time to next capture, we correct it if needed later.
msToNextCapture = MSBETWEENCAPTURES;
if (restTime > 0) {
// We were fast enough, we wait for next capture
Thread.Sleep(restTime);
} else if (restTime < 0) {
// Compensating, as we took to long
int framesToSkip = ((-restTime) / MSBETWEENCAPTURES);
int leftoverMillis = (-restTime) % MSBETWEENCAPTURES;
//LOG.InfoFormat("Adding {0} empty frames to avi, leftover millis is {1}, sleeping {2} (of {3} total)", framesToSkip, leftover, sleepMillis, MSBETWEENCAPTURES);
aviWriter.AddEmptyFrames(framesToSkip);
// check how bad it is, if we only missed our target by a few millis we hope the next capture corrects this
if (leftoverMillis > 0 && leftoverMillis <= 2) {
// subtract the leftover from the millis to next capture, do nothing else
msToNextCapture -= leftoverMillis;
} else if (leftoverMillis > 0) {
// it's more, we add an empty frame
aviWriter.AddEmptyFrames(1);
// we sleep to the next time and
int sleepMillis = MSBETWEENCAPTURES - leftoverMillis;
// Sleep to next capture
Thread.Sleep(sleepMillis);
}
}
stopwatch.Reset();
}
Cleanup();
}