mirror of
https://github.com/greenshot/greenshot
synced 2025-08-19 21:13:23 -07:00
Worked on the OCR to improve the usage, it would now be possible to add a processor which scans all captures.
This commit is contained in:
parent
a4e4ae86cc
commit
b49b01c9be
5 changed files with 215 additions and 74 deletions
|
@ -25,15 +25,103 @@ using System.Threading.Tasks;
|
|||
|
||||
namespace GreenshotPlugin.Interfaces
|
||||
{
|
||||
/// <summary>
|
||||
/// This interface describes something that can do OCR of a bitmap
|
||||
/// </summary>
|
||||
public interface IOcrProvider
|
||||
{
|
||||
/// <summary>
|
||||
/// Start the actual OCR
|
||||
/// </summary>
|
||||
/// <param name="image">Image</param>
|
||||
/// <returns>OcrInformation</returns>
|
||||
Task<OcrInformation> DoOcrAsync(Image image);
|
||||
|
||||
/// <summary>
|
||||
/// Start the actual OCR
|
||||
/// </summary>
|
||||
/// <param name="surface">ISurface</param>
|
||||
/// <returns>OcrInformation</returns>
|
||||
Task<OcrInformation> DoOcrAsync(ISurface surface);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Contains the information about a word
|
||||
/// </summary>
|
||||
public class Word
|
||||
{
|
||||
/// <summary>
|
||||
/// The actual text for the word
|
||||
/// </summary>
|
||||
public string Text { get; set; }
|
||||
|
||||
/// <summary>
|
||||
/// The location of the word
|
||||
/// </summary>
|
||||
public Rectangle Location { get; set; }
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Describes a line of words
|
||||
/// </summary>
|
||||
public class Line
|
||||
{
|
||||
private Rectangle? _calculatedBounds;
|
||||
|
||||
/// <summary>
|
||||
/// Constructor will preallocate the number of words
|
||||
/// </summary>
|
||||
/// <param name="wordCount">int</param>
|
||||
public Line(int wordCount)
|
||||
{
|
||||
Words = new Word[wordCount];
|
||||
for (int i = 0; i < wordCount; i++)
|
||||
{
|
||||
Words[i] = new Word();
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// An array with words
|
||||
/// </summary>
|
||||
public Word[] Words { get; }
|
||||
|
||||
/// <summary>
|
||||
/// Calculate the bounds of the words
|
||||
/// </summary>
|
||||
/// <returns>Rectangle</returns>
|
||||
private Rectangle CalculateBounds()
|
||||
{
|
||||
if (Words.Length == 0)
|
||||
{
|
||||
return Rectangle.Empty;
|
||||
}
|
||||
|
||||
var result = Words[0].Location;
|
||||
for (var index = 0; index < Words.Length; index++)
|
||||
{
|
||||
result = Rectangle.Union(result, Words[index].Location);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Return the calculated bounds for the whole line
|
||||
/// </summary>
|
||||
public Rectangle CalculatedBounds
|
||||
{
|
||||
get { return _calculatedBounds ??= CalculateBounds(); }
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Contains all the information on the OCR result
|
||||
/// </summary>
|
||||
public class OcrInformation
|
||||
{
|
||||
public string Text { get; set; }
|
||||
|
||||
public IList<(string word, Rectangle location)> Words { get; } = new List<(string, Rectangle)>();
|
||||
public IList<Line> Lines { get; } = new List<Line>();
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue