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// MediaFile.cs
//
// Copyright (C) 2007-2009 Andoni Morales Alastruey
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
//
//
using System;
using Mono.Unix;
using Gdk;
using LongoMatch.Video;
using LongoMatch.Video.Player;
using LongoMatch.Video.Common;
namespace LongoMatch.Video.Utils
{
[Serializable]
public class MediaFile
{
string filePath;
long length; // In MSeconds
ushort fps;
bool hasAudio;
bool hasVideo;
string videoCodec;
string audioCodec;
uint videoHeight;
uint videoWidth;
public MediaFile(){}
public MediaFile(string filePath,
long length,
ushort fps,
bool hasAudio,
bool hasVideo,
string videoCodec,
string audioCodec,
uint videoWidth,
uint videoHeight)
{
this.filePath = filePath;
this.length = length;
this.hasAudio = hasAudio;
this.hasVideo = hasVideo;
this.videoCodec = videoCodec;
this.audioCodec = audioCodec;
this.videoHeight = videoHeight;
this.videoWidth = videoWidth;
if (fps == 0)
//For audio Files
this.fps=25;
else
this.fps = fps;
}
public string FilePath{
get {return this.filePath;}
set {this.filePath = value;}
}
public long Length{
get {return this.length;}
set {this.length = value;}
}
public bool HasVideo{
get { return this.hasVideo;}
set{this.hasVideo = value;}
}
public bool HasAudio{
get { return this.hasAudio;}
set{this.hasAudio = value;}
}
public string VideoCodec{
get {return this.videoCodec;}
set {this.videoCodec = value;}
}
public string AudioCodec{
get {return this.audioCodec;}
set {this.audioCodec = value;}
}
public uint VideoWidth{
get {return this.videoWidth;}
set {this.videoWidth= value;}
}
public uint VideoHeight{
get {return this.videoHeight;}
set {this.videoHeight= value;}
}
public ushort Fps{
get {return this.fps;}
set {
if (value == 0)
//For audio Files
this.fps=25;
else
this.fps = value;}
}
public uint GetFrames(){
return (uint) (Fps*Length/1000);
}
public static MediaFile GetMediaFile(string filePath){
int duration, fps=0, height=0, width=0;
bool hasVideo, hasAudio;
string audioCodec = "", videoCodec = "";
MultimediaFactory factory;
IMetadataReader reader = null;
try{
factory = new MultimediaFactory();
reader = factory.getMetadataReader();
reader.Open(filePath);
duration = (int)reader.GetMetadata(MetadataType.Duration);
hasVideo = (bool) reader.GetMetadata(MetadataType.HasVideo);
hasAudio = (bool) reader.GetMetadata(MetadataType.HasAudio);
if (hasAudio)
audioCodec = (string) reader.GetMetadata(MetadataType.AudioEncoderType);
if (hasVideo){
videoCodec = (string) reader.GetMetadata(MetadataType.VideoEncoderType);
fps = (int) reader.GetMetadata(MetadataType.Fps);
}
height = (int) reader.GetMetadata(MetadataType.DimensionX);
width = (int) reader.GetMetadata (MetadataType.DimensionY);
return new MediaFile(filePath,duration*1000,(ushort)fps,hasAudio,hasVideo,videoCodec,audioCodec,(uint)height,(uint)width);
}
catch (GLib.GException ex){
throw new Exception (Catalog.GetString("Invalid video file:")+"\n"+ex.Message);
}
finally {
reader.Close();
reader.Dispose();
}
}
}
}
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