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258 lines
10 KiB
C#
258 lines
10 KiB
C#
using MediaBrowser.Model.Extensions;
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using MediaBrowser.Model.MediaInfo;
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using System;
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namespace MediaBrowser.Model.Dlna
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{
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public class ConditionProcessor
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{
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public bool IsVideoConditionSatisfied(ProfileCondition condition,
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int? audioBitrate,
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int? audioChannels,
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int? width,
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int? height,
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int? bitDepth,
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int? videoBitrate,
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string videoProfile,
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double? videoLevel,
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float? videoFramerate,
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int? packetLength,
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TransportStreamTimestamp? timestamp,
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bool? isAnamorphic)
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{
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switch (condition.Property)
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{
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case ProfileConditionValue.AudioProfile:
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// TODO: Implement
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return true;
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case ProfileConditionValue.Has64BitOffsets:
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// TODO: Implement
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return true;
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case ProfileConditionValue.IsAnamorphic:
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return IsConditionSatisfied(condition, isAnamorphic);
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case ProfileConditionValue.VideoFramerate:
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return IsConditionSatisfied(condition, videoFramerate);
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case ProfileConditionValue.VideoLevel:
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return IsConditionSatisfied(condition, videoLevel);
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case ProfileConditionValue.VideoProfile:
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return IsConditionSatisfied(condition, videoProfile);
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case ProfileConditionValue.PacketLength:
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return IsConditionSatisfied(condition, packetLength);
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case ProfileConditionValue.AudioBitrate:
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return IsConditionSatisfied(condition, audioBitrate);
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case ProfileConditionValue.AudioChannels:
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return IsConditionSatisfied(condition, audioChannels);
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case ProfileConditionValue.VideoBitDepth:
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return IsConditionSatisfied(condition, bitDepth);
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case ProfileConditionValue.VideoBitrate:
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return IsConditionSatisfied(condition, videoBitrate);
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case ProfileConditionValue.Height:
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return IsConditionSatisfied(condition, height);
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case ProfileConditionValue.Width:
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return IsConditionSatisfied(condition, width);
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case ProfileConditionValue.VideoTimestamp:
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return IsConditionSatisfied(condition, timestamp);
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default:
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throw new ArgumentException("Unexpected condition on video file: " + condition.Property);
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}
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}
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public bool IsImageConditionSatisfied(ProfileCondition condition, int? width, int? height)
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{
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switch (condition.Property)
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{
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case ProfileConditionValue.Height:
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return IsConditionSatisfied(condition, height);
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case ProfileConditionValue.Width:
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return IsConditionSatisfied(condition, width);
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default:
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throw new ArgumentException("Unexpected condition on image file: " + condition.Property);
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}
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}
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public bool IsAudioConditionSatisfied(ProfileCondition condition, int? audioChannels, int? audioBitrate)
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{
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switch (condition.Property)
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{
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case ProfileConditionValue.AudioBitrate:
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return IsConditionSatisfied(condition, audioBitrate);
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case ProfileConditionValue.AudioChannels:
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return IsConditionSatisfied(condition, audioChannels);
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default:
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throw new ArgumentException("Unexpected condition on audio file: " + condition.Property);
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}
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}
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public bool IsVideoAudioConditionSatisfied(ProfileCondition condition,
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int? audioChannels,
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int? audioBitrate,
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string audioProfile)
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{
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switch (condition.Property)
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{
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case ProfileConditionValue.AudioProfile:
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return IsConditionSatisfied(condition, audioProfile);
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case ProfileConditionValue.AudioBitrate:
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return IsConditionSatisfied(condition, audioBitrate);
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case ProfileConditionValue.AudioChannels:
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return IsConditionSatisfied(condition, audioChannels);
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default:
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throw new ArgumentException("Unexpected condition on audio file: " + condition.Property);
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}
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}
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private bool IsConditionSatisfied(ProfileCondition condition, int? currentValue)
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{
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if (!currentValue.HasValue)
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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int expected;
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if (IntHelper.TryParseCultureInvariant(condition.Value, out expected))
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{
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return currentValue.Value.Equals(expected);
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case ProfileConditionType.GreaterThanEqual:
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return currentValue.Value >= expected;
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case ProfileConditionType.LessThanEqual:
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return currentValue.Value <= expected;
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case ProfileConditionType.NotEquals:
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return !currentValue.Value.Equals(expected);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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return false;
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}
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private bool IsConditionSatisfied(ProfileCondition condition, string currentValue)
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{
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if (string.IsNullOrEmpty(currentValue))
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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string expected = condition.Value;
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return StringHelper.EqualsIgnoreCase(currentValue, expected);
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case ProfileConditionType.NotEquals:
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return !StringHelper.EqualsIgnoreCase(currentValue, expected);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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private bool IsConditionSatisfied(ProfileCondition condition, bool? currentValue)
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{
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if (!currentValue.HasValue)
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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bool expected;
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if (BoolHelper.TryParseCultureInvariant(condition.Value, out expected))
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{
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return currentValue.Value == expected;
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case ProfileConditionType.NotEquals:
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return currentValue.Value != expected;
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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return false;
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}
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private bool IsConditionSatisfied(ProfileCondition condition, float? currentValue)
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{
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if (!currentValue.HasValue)
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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float expected;
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if (FloatHelper.TryParseCultureInvariant(condition.Value, out expected))
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{
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return currentValue.Value.Equals(expected);
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case ProfileConditionType.GreaterThanEqual:
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return currentValue.Value >= expected;
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case ProfileConditionType.LessThanEqual:
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return currentValue.Value <= expected;
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case ProfileConditionType.NotEquals:
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return !currentValue.Value.Equals(expected);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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return false;
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}
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private bool IsConditionSatisfied(ProfileCondition condition, double? currentValue)
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{
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if (!currentValue.HasValue)
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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double expected;
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if (DoubleHelper.TryParseCultureInvariant(condition.Value, out expected))
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{
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return currentValue.Value.Equals(expected);
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case ProfileConditionType.GreaterThanEqual:
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return currentValue.Value >= expected;
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case ProfileConditionType.LessThanEqual:
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return currentValue.Value <= expected;
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case ProfileConditionType.NotEquals:
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return !currentValue.Value.Equals(expected);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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return false;
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}
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private bool IsConditionSatisfied(ProfileCondition condition, TransportStreamTimestamp? timestamp)
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{
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if (!timestamp.HasValue)
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{
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// If the value is unknown, it satisfies if not marked as required
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return !condition.IsRequired;
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}
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TransportStreamTimestamp expected = (TransportStreamTimestamp)Enum.Parse(typeof(TransportStreamTimestamp), condition.Value, true);
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switch (condition.Condition)
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{
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case ProfileConditionType.Equals:
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return timestamp == expected;
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case ProfileConditionType.NotEquals:
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return timestamp != expected;
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType");
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}
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}
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}
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}
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