285 lines
12 KiB
C#
285 lines
12 KiB
C#
#pragma warning disable CS1591
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#pragma warning disable SA1600
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using System;
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using System.Globalization;
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using MediaBrowser.Model.Extensions;
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using MediaBrowser.Model.MediaInfo;
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namespace MediaBrowser.Model.Dlna
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{
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public static class ConditionProcessor
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{
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public static bool IsVideoConditionSatisfied(
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ProfileCondition condition,
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int? width,
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int? height,
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int? videoBitDepth,
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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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bool? isInterlaced,
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int? refFrames,
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int? numVideoStreams,
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int? numAudioStreams,
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string videoCodecTag,
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bool? isAvc)
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{
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switch (condition.Property)
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{
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case ProfileConditionValue.IsInterlaced:
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return IsConditionSatisfied(condition, isInterlaced);
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case ProfileConditionValue.IsAnamorphic:
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return IsConditionSatisfied(condition, isAnamorphic);
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case ProfileConditionValue.IsAvc:
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return IsConditionSatisfied(condition, isAvc);
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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.VideoCodecTag:
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return IsConditionSatisfied(condition, videoCodecTag);
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case ProfileConditionValue.PacketLength:
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return IsConditionSatisfied(condition, packetLength);
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case ProfileConditionValue.VideoBitDepth:
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return IsConditionSatisfied(condition, videoBitDepth);
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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.RefFrames:
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return IsConditionSatisfied(condition, refFrames);
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case ProfileConditionValue.NumAudioStreams:
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return IsConditionSatisfied(condition, numAudioStreams);
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case ProfileConditionValue.NumVideoStreams:
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return IsConditionSatisfied(condition, numVideoStreams);
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case ProfileConditionValue.VideoTimestamp:
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return IsConditionSatisfied(condition, timestamp);
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default:
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return true;
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}
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}
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public static 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 static bool IsAudioConditionSatisfied(ProfileCondition condition, int? audioChannels, int? audioBitrate, int? audioSampleRate, int? audioBitDepth)
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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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case ProfileConditionValue.AudioSampleRate:
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return IsConditionSatisfied(condition, audioSampleRate);
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case ProfileConditionValue.AudioBitDepth:
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return IsConditionSatisfied(condition, audioBitDepth);
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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 static bool IsVideoAudioConditionSatisfied(
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ProfileCondition condition,
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int? audioChannels,
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int? audioBitrate,
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int? audioSampleRate,
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int? audioBitDepth,
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string audioProfile,
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bool? isSecondaryTrack)
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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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case ProfileConditionValue.IsSecondaryAudio:
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return IsConditionSatisfied(condition, isSecondaryTrack);
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case ProfileConditionValue.AudioSampleRate:
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return IsConditionSatisfied(condition, audioSampleRate);
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case ProfileConditionValue.AudioBitDepth:
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return IsConditionSatisfied(condition, audioBitDepth);
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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 static 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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if (int.TryParse(condition.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var 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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case ProfileConditionType.EqualsAny:
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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: " + condition.Condition);
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}
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}
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return false;
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}
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private static 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.EqualsAny:
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{
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return ListHelper.ContainsIgnoreCase(expected.Split('|'), currentValue);
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}
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case ProfileConditionType.Equals:
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return string.Equals(currentValue, expected, StringComparison.OrdinalIgnoreCase);
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case ProfileConditionType.NotEquals:
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return !string.Equals(currentValue, expected, StringComparison.OrdinalIgnoreCase);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType: " + condition.Condition);
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}
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}
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private static 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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if (bool.TryParse(condition.Value, out var 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: " + condition.Condition);
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}
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}
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return false;
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}
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private static bool IsConditionSatisfied(ProfileCondition condition, float currentValue)
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{
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if (currentValue <= 0)
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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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if (float.TryParse(condition.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var 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.Equals(expected);
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case ProfileConditionType.GreaterThanEqual:
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return currentValue >= expected;
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case ProfileConditionType.LessThanEqual:
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return currentValue <= expected;
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case ProfileConditionType.NotEquals:
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return !currentValue.Equals(expected);
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default:
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throw new InvalidOperationException("Unexpected ProfileConditionType: " + condition.Condition);
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}
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}
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return false;
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}
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private static 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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if (double.TryParse(condition.Value, NumberStyles.Any, CultureInfo.InvariantCulture, out var 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: " + condition.Condition);
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}
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}
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return false;
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}
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private static 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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var 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: " + condition.Condition);
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}
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}
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}
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}
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