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Format.cs
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Format.cs
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using System;
using System.Collections.ObjectModel;
using System.Linq;
using System.Runtime.InteropServices;
using CSCore.Ffmpeg.Interops;
namespace CSCore.Ffmpeg
{
/// <summary>
/// Represents a ffmpeg format.
/// </summary>
public class Format
{
/// <summary>
/// Gets the name of the format.
/// </summary>
public string Name { get; private set; }
/// <summary>
/// Gets the long name of the format.
/// </summary>
public string LongName { get; private set; }
/// <summary>
/// Gets a list of the common codecs.
/// </summary>
public ReadOnlyCollection<AvCodecId> Codecs { get; private set; }
/// <summary>
/// Gets a list with the common file extensions of the format.
/// </summary>
public ReadOnlyCollection<string> FileExtensions { get; private set; }
/*
* In order to avoid duplicate code, we could use dynamic parameters ...
* Unfortunately they are not supported by mono on .net 3.5
*/
internal unsafe Format(AVOutputFormat format)
{
LongName = Marshal.PtrToStringAnsi((IntPtr)format.long_name);
Name = Marshal.PtrToStringAnsi((IntPtr)format.name);
Codecs = FfmpegCalls.GetCodecOfCodecTag(format.codec_tag).AsReadOnly();
var extensions = Marshal.PtrToStringAnsi((IntPtr)format.extensions);
FileExtensions = !string.IsNullOrEmpty(extensions)
? extensions.Split(',').ToList().AsReadOnly()
: Enumerable.Empty<string>().ToList().AsReadOnly();
}
internal unsafe Format(AVInputFormat format)
{
LongName = Marshal.PtrToStringAnsi((IntPtr)format.long_name);
Name = Marshal.PtrToStringAnsi((IntPtr)format.name);
Codecs = FfmpegCalls.GetCodecOfCodecTag(format.codec_tag).AsReadOnly();
var extensions = Marshal.PtrToStringAnsi((IntPtr)format.extensions);
FileExtensions = !string.IsNullOrEmpty(extensions)
? extensions.Split(',').ToList().AsReadOnly()
: Enumerable.Empty<string>().ToList().AsReadOnly();
}
}
}