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// --------------------------------------------------------------------------------------------------------------------
// <copyright file="HandBrakePresetService.cs" company="HandBrake Project (http://handbrake.fr)">
// This file is part of the HandBrake source code - It may be used under the terms of the GNU General Public License.
// </copyright>
// <summary>
// The hand brake preset service.
// </summary>
// --------------------------------------------------------------------------------------------------------------------
namespace HandBrake.Interop.Interop
{
using System;
using System.Collections.Generic;
using System.IO;
using System.Runtime.InteropServices;
using HandBrake.Interop.Interop.HbLib;
using HandBrake.Interop.Interop.HbLib.Wrappers.Interfaces;
using HandBrake.Interop.Interop.Helpers;
using HandBrake.Interop.Interop.Json.Presets;
using HandBrake.Interop.Interop.Model;
using HandBrake.Interop.Interop.Providers;
using HandBrake.Interop.Interop.Providers.Interfaces;
using Newtonsoft.Json;
/// <summary>
/// The hand brake preset service.
/// </summary>
public class HandBrakePresetService
{
private static IHbFunctions hbFunctions;
static HandBrakePresetService()
{
IHbFunctionsProvider hbFunctionsProvider = new HbFunctionsProvider();
hbFunctions = hbFunctionsProvider.GetHbFunctionsWrapper();
}
/// <summary>
/// The get built in presets.
/// Requires an hb_init to have been invoked.
/// </summary>
/// <returns>
/// The <see cref="string"/>.
/// </returns>
public static IList<PresetCategory> GetBuiltInPresets()
{
IntPtr presets = hbFunctions.hb_presets_builtin_get_json();
string presetJson = Marshal.PtrToStringAnsi(presets);
IList<PresetCategory> presetList = JsonConvert.DeserializeObject<IList<PresetCategory>>(presetJson);
return presetList;
}
/// <summary>
/// The get preset from file.
/// </summary>
/// <param name="filename">
/// The filename.
/// </param>
/// <returns>
/// The <see cref="PresetCategory"/>.
/// </returns>
public static PresetTransportContainer GetPresetsFromFile(string filename)
{
IntPtr presetStringPointer = hbFunctions.hb_presets_read_file_json(InteropUtilities.ToUtf8PtrFromString(filename));
string presetJson = Marshal.PtrToStringAnsi(presetStringPointer);
if (!string.IsNullOrEmpty(presetJson))
{
// Check to see if we have a list of presets.
if (presetJson.StartsWith("["))
{
presetJson = "{ \"PresetList\":" + presetJson + " } ";
}
PresetTransportContainer preset = JsonConvert.DeserializeObject<PresetTransportContainer>(presetJson);
return preset;
}
return null;
}
/// <summary>
/// The export preset.
/// </summary>
/// <param name="filename">
/// The filename.
/// </param>
/// <param name="container">
/// The container.
/// </param>
public static void ExportPreset(string filename, PresetTransportContainer container)
{
string preset = JsonConvert.SerializeObject(container, Formatting.Indented, new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore });
using (StreamWriter writer = new StreamWriter(filename))
{
writer.Write(preset);
}
}
public static PresetVersion GetCurrentPresetVersion()
{
IntPtr major = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(int)));
IntPtr minor = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(int)));
IntPtr micro = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(int)));
hbFunctions.hb_presets_current_version(major, minor, micro);
int majorVersion = Marshal.ReadInt32(major);
int minorVersion = Marshal.ReadInt32(minor);
int microVersion = Marshal.ReadInt32(micro);
Marshal.FreeHGlobal(major);
Marshal.FreeHGlobal(minor);
Marshal.FreeHGlobal(micro);
return new PresetVersion(majorVersion, minorVersion, microVersion);
}
}
}
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