import "pkg:/source/api/baserequest.bs"
import "pkg:/source/utils/misc.bs"
' Returns the Device Capabilities for Roku.
' Also prints out the device profile for debugging
function getDeviceCapabilities() as object
deviceProfile = {
"PlayableMediaTypes": [
"Audio",
"Video",
"Photo"
],
"SupportedCommands": [],
"SupportsPersistentIdentifier": true,
"SupportsMediaControl": false,
"SupportsContentUploading": false,
"SupportsSync": false,
"DeviceProfile": getDeviceProfile(),
"AppStoreUrl": ""
}
printDeviceProfile(deviceProfile)
return deviceProfile
end function
function getDeviceProfile() as object
globalDevice = m.global.device
return {
"Name": "JellyRock",
"Id": globalDevice.id,
"Identification": {
"FriendlyName": globalDevice.friendlyName,
"ModelNumber": globalDevice.model,
"SerialNumber": "string",
"ModelName": globalDevice.name,
"ModelDescription": "Type: " + globalDevice.modelType,
"Manufacturer": globalDevice.modelDetails.VendorName
},
"FriendlyName": globalDevice.friendlyName,
"Manufacturer": globalDevice.modelDetails.VendorName,
"ModelName": globalDevice.name,
"ModelDescription": "Type: " + globalDevice.modelType,
"ModelNumber": globalDevice.model,
"SerialNumber": globalDevice.serial,
"MaxStreamingBitrate": 120000000,
"MaxStaticBitrate": 100000000,
"MusicStreamingTranscodingBitrate": 192000,
"DirectPlayProfiles": GetDirectPlayProfiles(),
"TranscodingProfiles": getTranscodingProfiles(),
"ContainerProfiles": getContainerProfiles(),
"CodecProfiles": getCodecProfiles(),
"SubtitleProfiles": getSubtitleProfiles()
}
end function
function GetDirectPlayProfiles() as object
globalUserSettings = m.global.session.user.settings
directPlayProfiles = []
di = CreateObject("roDeviceInfo")
' all possible containers
supportedCodecs = {
mp4: {
audio: [],
video: []
},
hls: {
audio: [],
video: []
},
mkv: {
audio: [],
video: []
},
ism: {
audio: [],
video: []
},
dash: {
audio: [],
video: []
},
ts: {
audio: [],
video: []
}
}
' all possible codecs (besides those restricted by user settings)
videoCodecs = ["h264", "hevc", "mpeg4 avc", "vp8", "vp9", "h263", "mpeg1"]
audioCodecs = ["mp3", "mp2", "pcm", "lpcm", "wav", "ac3", "ac4", "aiff", "wma", "flac", "alac", "aac", "opus", "dts", "wmapro", "vorbis", "eac3", "mpg123"]
' check video codecs for each container
for each container in supportedCodecs
for each videoCodec in videoCodecs
if di.CanDecodeVideo({ Codec: videoCodec, Container: container }).Result
if videoCodec = "hevc"
supportedCodecs[container]["video"].push("hevc")
supportedCodecs[container]["video"].push("h265")
else
' device profile string matches codec string
supportedCodecs[container]["video"].push(videoCodec)
end if
end if
end for
end for
' user setting overrides
if globalUserSettings["playback.mpeg4"]
for each container in supportedCodecs
supportedCodecs[container]["video"].push("mpeg4")
end for
end if
if globalUserSettings["playback.mpeg2"]
for each container in supportedCodecs
supportedCodecs[container]["video"].push("mpeg2video")
end for
end if
' video codec overrides
' these codecs play fine but are not correctly detected using CanDecodeVideo()
if di.CanDecodeVideo({ Codec: "av1" }).Result
' codec must be checked by itself or the result will always be false
for each container in supportedCodecs
supportedCodecs[container]["video"].push("av1")
end for
end if
' check audio codecs for each container
for each container in supportedCodecs
for each audioCodec in audioCodecs
if di.CanDecodeAudio({ Codec: audioCodec, Container: container }).Result
supportedCodecs[container]["audio"].push(audioCodec)
end if
end for
end for
' remove audio codecs not supported as standalone audio files (opus)
' also add aac back to the list so it gets added to the direct play profile
audioCodecs = ["aac", "mp3", "mp2", "pcm", "lpcm", "wav", "ac3", "ac4", "aiff", "wma", "flac", "alac", "aac", "dts", "wmapro", "vorbis", "eac3", "mpg123"]
' check audio codecs with no container
supportedAudio = []
for each audioCodec in audioCodecs
if di.CanDecodeAudio({ Codec: audioCodec }).Result
supportedAudio.push(audioCodec)
end if
end for
' build return array
for each container in supportedCodecs
videoCodecString = supportedCodecs[container]["video"].Join(",")
if videoCodecString <> ""
containerString = container
if container = "mp4"
containerString = "mp4,mov,m4v"
else if container = "mkv"
containerString = "mkv,webm"
end if
directPlayProfiles.push({
"Container": containerString,
"Type": "Video",
"VideoCodec": videoCodecString,
"AudioCodec": supportedCodecs[container]["audio"].Join(",")
})
end if
end for
directPlayProfiles.push({
"Container": supportedAudio.Join(","),
"Type": "Audio"
})
return directPlayProfiles
end function
function getTranscodingProfiles() as object
globalUserSettings = m.global.session.user.settings
transcodingProfiles = []
di = CreateObject("roDeviceInfo")
transcodingContainers = ["mp4", "ts"]
' use strings to preserve order
mp4AudioCodecs = "aac"
mp4VideoCodecs = "h264"
tsAudioCodecs = "aac"
tsVideoCodecs = "h264"
' does the users setup support surround sound?
maxAudioChannels = "2" ' jellyfin expects this as a string
' in order of preference from left to right
audioCodecs = ["eac3", "ac3", "dts", "mp3", "vorbis", "opus", "flac", "alac", "ac4", "pcm", "wma", "wmapro"]
if di.GetAudioOutputChannel() = "5.1 surround"
maxAudioChannels = "6"
for each codec in audioCodecs
if di.CanDecodeAudio({ Codec: codec, ChCnt: 8 }).Result
maxAudioChannels = "8"
exit for
end if
end for
end if
' VIDEO CODECS
'
' AVC / h264 / MPEG4 AVC
for each container in transcodingContainers
if di.CanDecodeVideo({ Codec: "mpeg4 avc", Container: container }).Result
if container = "mp4"
' check for codec string before adding it
if mp4VideoCodecs.Instr(0, ",mpeg4 avc") = -1
mp4VideoCodecs = mp4VideoCodecs + ",mpeg4 avc"
end if
else if container = "ts"
' check for codec string before adding it
if tsVideoCodecs.Instr(0, ",mpeg4 avc") = -1
tsVideoCodecs = tsVideoCodecs + ",mpeg4 avc"
end if
end if
end if
end for
' HEVC / h265
for each container in transcodingContainers
if di.CanDecodeVideo({ Codec: "hevc", Container: container }).Result
if container = "mp4"
' check for codec string before adding it
if mp4VideoCodecs.Instr(0, "h265,") = -1
mp4VideoCodecs = "h265," + mp4VideoCodecs
end if
if mp4VideoCodecs.Instr(0, "hevc,") = -1
mp4VideoCodecs = "hevc," + mp4VideoCodecs
end if
else if container = "ts"
' check for codec string before adding it
if tsVideoCodecs.Instr(0, "h265,") = -1
tsVideoCodecs = "h265," + tsVideoCodecs
end if
if tsVideoCodecs.Instr(0, "hevc,") = -1
tsVideoCodecs = "hevc," + tsVideoCodecs
end if
end if
end if
end for
' VP9
for each container in transcodingContainers
if di.CanDecodeAudio({ Codec: "vp9", Container: container }).Result
if container = "mp4"
' check for codec string before adding it
if mp4VideoCodecs.Instr(0, ",vp9") = -1
mp4VideoCodecs = mp4VideoCodecs + ",vp9"
end if
else if container = "ts"
' check for codec string before adding it
if tsVideoCodecs.Instr(0, ",vp9") = -1
tsVideoCodecs = tsVideoCodecs + ",vp9"
end if
end if
end if
end for
' MPEG2
if globalUserSettings["playback.mpeg2"]
for each container in transcodingContainers
if di.CanDecodeVideo({ Codec: "mpeg2", Container: container }).Result
if container = "mp4"
' check for codec string before adding it
if mp4VideoCodecs.Instr(0, ",mpeg2video") = -1
mp4VideoCodecs = mp4VideoCodecs + ",mpeg2video"
end if
else if container = "ts"
' check for codec string before adding it
if tsVideoCodecs.Instr(0, ",mpeg2video") = -1
tsVideoCodecs = tsVideoCodecs + ",mpeg2video"
end if
end if
end if
end for
end if
' AV1
' direct streaming av1 is not supported on roku
' force a full transcode by omitting av1 from the transcoding profile
' https://community.roku.com/t5/Roku-Developer-Program/HLS-fMP4-No-Audio/td-p/607399
' AUDIO CODECS
for each container in transcodingContainers
for each codec in audioCodecs
if di.CanDecodeAudio({ Codec: codec, Container: container }).result
if container = "mp4"
mp4AudioCodecs = mp4AudioCodecs + "," + codec
else if container = "ts"
tsAudioCodecs = tsAudioCodecs + "," + codec
end if
end if
end for
end for
' add aac to TranscodingProfile for stereo audio
' NOTE: multichannel aac is not supported. only decode to stereo on some devices
transcodingProfiles.push({
"Container": "aac",
"Type": "Audio",
"AudioCodec": "aac",
"Context": "Streaming",
"Protocol": "http",
"MaxAudioChannels": "2"
})
transcodingProfiles.push({
"Container": "aac",
"Type": "Audio",
"AudioCodec": "aac",
"Context": "Static",
"Protocol": "http",
"MaxAudioChannels": "2"
})
' add mp3 to TranscodingProfile for multichannel music
transcodingProfiles.push({
"Container": "mp3",
"Type": "Audio",
"AudioCodec": "mp3",
"Context": "Streaming",
"Protocol": "http",
"MaxAudioChannels": maxAudioChannels
})
transcodingProfiles.push({
"Container": "mp3",
"Type": "Audio",
"AudioCodec": "mp3",
"Context": "Static",
"Protocol": "http",
"MaxAudioChannels": maxAudioChannels
})
tsArray = {
"Container": "ts",
"Context": "Streaming",
"Protocol": "hls",
"Type": "Video",
"AudioCodec": tsAudioCodecs,
"VideoCodec": tsVideoCodecs,
"MaxAudioChannels": maxAudioChannels,
"MinSegments": 1,
"BreakOnNonKeyFrames": false,
"SegmentLength": 6
}
mp4Array = {
"Container": "mp4",
"Context": "Streaming",
"Protocol": "hls",
"Type": "Video",
"AudioCodec": mp4AudioCodecs,
"VideoCodec": mp4VideoCodecs,
"MaxAudioChannels": maxAudioChannels,
"MinSegments": 1,
"BreakOnNonKeyFrames": false,
"SegmentLength": 6
}
' apply max res to transcoding profile
tsArray.Conditions = [getMaxHeightArray()]
mp4Array.Conditions = [getMaxHeightArray()]
' add user-selected preferred codec to the front of the list
if globalUserSettings["playback.preferredAudioCodec"] <> "auto"
tsArray.AudioCodec = globalUserSettings["playback.preferredAudioCodec"] + "," + tsArray.AudioCodec
mp4Array.AudioCodec = globalUserSettings["playback.preferredAudioCodec"] + "," + mp4Array.AudioCodec
end if
transcodingProfiles.push(tsArray)
transcodingProfiles.push(mp4Array)
return transcodingProfiles
end function
function getContainerProfiles() as object
containerProfiles = []
return containerProfiles
end function
function getCodecProfiles() as object
myGlobal = m.global
globalUserSettings = myGlobal.session.user.settings
codecProfiles = []
profileSupport = {
"h264": {},
"mpeg4 avc": {},
"h265": {},
"hevc": {},
"vp9": {},
"mpeg2": {},
"av1": {}
}
maxResSetting = globalUserSettings["playback.resolution.max"]
di = CreateObject("roDeviceInfo")
maxHeightArray = getMaxHeightArray()
' AUDIO
' test each codec to see how many channels are supported
audioCodecs = ["aac", "mp3", "mp2", "opus", "pcm", "lpcm", "wav", "flac", "alac", "ac3", "ac4", "aiff", "dts", "wmapro", "vorbis", "eac3", "mpg123"]
audioChannels = [8, 6, 2] ' highest first
for each audioCodec in audioCodecs
for each audioChannel in audioChannels
channelSupportFound = false
if di.CanDecodeAudio({ Codec: audioCodec, ChCnt: audioChannel }).Result
channelSupportFound = true
for each codecType in ["VideoAudio", "Audio"]
if audioCodec = "aac"
codecProfiles.push({
"Type": codecType,
"Codec": audioCodec,
"Conditions": [
{
"Condition": "NotEquals",
"Property": "AudioProfile",
"Value": "Main",
"IsRequired": true
},
{
"Condition": "NotEquals",
"Property": "AudioProfile",
"Value": "HE-AAC",
"IsRequired": true
},
{
"Condition": "LessThanEqual",
"Property": "AudioChannels",
"Value": audioChannel,
"IsRequired": true
}
]
})
else if audioCodec = "opus" and codecType = "Audio"
' opus audio files not supported by roku
else
codecProfiles.push({
"Type": codecType,
"Codec": audioCodec,
"Conditions": [
{
"Condition": "LessThanEqual",
"Property": "AudioChannels",
"Value": audioChannel,
"IsRequired": true
}
]
})
end if
end for
end if
if channelSupportFound
' if 8 channels are supported we don't need to test for 6 or 2
' if 6 channels are supported we don't need to test 2
exit for
end if
end for
end for
' check device for codec profile and level support
' AVC / h264 / MPEG4 AVC
h264Profiles = ["main", "high"]
h264Levels = ["4.1", "4.2"]
for each profile in h264Profiles
for each level in h264Levels
if di.CanDecodeVideo({ Codec: "h264", Profile: profile, Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "h264", profile, level)
end if
if di.CanDecodeVideo({ Codec: "mpeg4 avc", Profile: profile, Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "mpeg4 avc", profile, level)
end if
end for
end for
' HEVC / h265
hevcProfiles = ["main", "main 10"]
hevcLevels = ["4.1", "5.0", "5.1"]
for each profile in hevcProfiles
for each level in hevcLevels
if di.CanDecodeVideo({ Codec: "hevc", Profile: profile, Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "h265", profile, level)
profileSupport = updateProfileArray(profileSupport, "hevc", profile, level)
end if
end for
end for
' VP9
vp9Profiles = ["profile 0", "profile 2"]
vp9Levels = ["4.1", "5.0", "5.1"]
for each profile in vp9Profiles
for each level in vp9Levels
if di.CanDecodeVideo({ Codec: "vp9", Profile: profile, Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "vp9", profile, level)
end if
end for
end for
' MPEG2
' mpeg2 uses levels with no profiles. see https://developer.roku.com/en-ca/docs/references/brightscript/interfaces/ifdeviceinfo.md#candecodevideovideo_format-as-object-as-object
' NOTE: the mpeg2 levels are being saved in the profileSupport array as if they were profiles
mpeg2Levels = ["main", "high"]
for each level in mpeg2Levels
if di.CanDecodeVideo({ Codec: "mpeg2", Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "mpeg2", level)
end if
end for
' AV1
av1Profiles = ["main", "main 10"]
av1Levels = ["4.1", "5.0", "5.1"]
for each profile in av1Profiles
for each level in av1Levels
if di.CanDecodeVideo({ Codec: "av1", Profile: profile, Level: level }).Result
profileSupport = updateProfileArray(profileSupport, "av1", profile, level)
end if
end for
end for
' HDR SUPPORT
h264VideoRangeTypes = "SDR"
hevcVideoRangeTypes = "SDR"
vp9VideoRangeTypes = "SDR"
av1VideoRangeTypes = "SDR"
canPlayDovi = false
if canPlay4k()
print "This device supports 4k video"
dp = di.GetDisplayProperties()
if dp.DolbyVision
canPlayDovi = true
h264VideoRangeTypes = h264VideoRangeTypes + "|DOVI|DOVIWithSDR"
hevcVideoRangeTypes = hevcVideoRangeTypes + "|DOVI|DOVIWithSDR"
av1VideoRangeTypes = av1VideoRangeTypes + "|DOVI|DOVIWithSDR"
end if
if dp.Hdr10
hevcVideoRangeTypes = hevcVideoRangeTypes + "|HDR10"
vp9VideoRangeTypes = vp9VideoRangeTypes + "|HDR10"
av1VideoRangeTypes = av1VideoRangeTypes + "|HDR10"
if canPlayDovi
hevcVideoRangeTypes = hevcVideoRangeTypes + "|DOVIWithHDR10"
av1VideoRangeTypes = av1VideoRangeTypes + "|DOVIWithHDR10"
end if
end if
if dp.Hdr10Plus
av1VideoRangeTypes = av1VideoRangeTypes + "|HDR10+"
end if
if dp.HLG
hevcVideoRangeTypes = hevcVideoRangeTypes + "|HLG"
vp9VideoRangeTypes = vp9VideoRangeTypes + "|HLG"
av1VideoRangeTypes = av1VideoRangeTypes + "|HLG"
if canPlayDovi
hevcVideoRangeTypes = hevcVideoRangeTypes + "|DOVIWithHLG"
av1VideoRangeTypes = av1VideoRangeTypes + "|DOVIWithHLG"
end if
end if
end if
' H264
h264LevelSupported = 0.0
h264AssProfiles = {}
for each profile in profileSupport["h264"]
h264AssProfiles.AddReplace(profile, true)
for each level in profileSupport["h264"][profile]
levelFloat = level.ToFloat()
if levelFloat > h264LevelSupported
h264LevelSupported = levelFloat
end if
end for
end for
' convert to string
h264LevelString = h264LevelSupported.ToStr()
' remove decimals
h264LevelString = removeDecimals(h264LevelString)
h264ProfileArray = {
"Type": "Video",
"Codec": "h264",
"Conditions": [
{
"Condition": "NotEquals",
"Property": "IsAnamorphic",
"Value": "true",
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoProfile",
"Value": h264AssProfiles.Keys().join("|"),
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoRangeType",
"Value": h264VideoRangeTypes,
"IsRequired": false
}
]
}
' check user setting before adding video level restrictions
if not globalUserSettings["playback.tryDirect.h264ProfileLevel"]
h264ProfileArray.Conditions.push({
"Condition": "LessThanEqual",
"Property": "VideoLevel",
"Value": h264LevelString,
"IsRequired": false
})
end if
' set max resolution
if globalUserSettings["playback.resolution.mode"] = "everything" and maxResSetting <> "off"
h264ProfileArray.Conditions.push(maxHeightArray)
end if
' set bitrate restrictions based on user settings
bitRateArray = GetBitRateLimit("h264")
if bitRateArray.count() > 0
h264ProfileArray.Conditions.push(bitRateArray)
end if
codecProfiles.push(h264ProfileArray)
' MPEG2
' NOTE: the mpeg2 levels are being saved in the profileSupport array as if they were profiles
if globalUserSettings["playback.mpeg2"]
mpeg2Levels = []
for each level in profileSupport["mpeg2"]
if not arrayHasValue(mpeg2Levels, level)
mpeg2Levels.push(level)
end if
end for
mpeg2ProfileArray = {
"Type": "Video",
"Codec": "mpeg2",
"Conditions": [
{
"Condition": "EqualsAny",
"Property": "VideoLevel",
"Value": mpeg2Levels.join("|"),
"IsRequired": false
}
]
}
' set max resolution
if globalUserSettings["playback.resolution.mode"] = "everything" and maxResSetting <> "off"
mpeg2ProfileArray.Conditions.push(maxHeightArray)
end if
' set bitrate restrictions based on user settings
bitRateArray = GetBitRateLimit("mpeg2")
if bitRateArray.count() > 0
mpeg2ProfileArray.Conditions.push(bitRateArray)
end if
codecProfiles.push(mpeg2ProfileArray)
end if
if di.CanDecodeVideo({ Codec: "av1" }).Result
av1LevelSupported = 0.0
av1AssProfiles = {}
for each profile in profileSupport["av1"]
av1AssProfiles.AddReplace(profile, true)
for each level in profileSupport["av1"][profile]
levelFloat = level.ToFloat()
if levelFloat > av1LevelSupported
av1LevelSupported = levelFloat
end if
end for
end for
av1ProfileArray = {
"Type": "Video",
"Codec": "av1",
"Conditions": [
{
"Condition": "EqualsAny",
"Property": "VideoProfile",
"Value": av1AssProfiles.Keys().join("|"),
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoRangeType",
"Value": av1VideoRangeTypes,
"IsRequired": false
},
{
"Condition": "LessThanEqual",
"Property": "VideoLevel",
"Value": (120 * av1LevelSupported).ToStr(),
"IsRequired": false
}
]
}
' set max resolution
if globalUserSettings["playback.resolution.mode"] = "everything" and maxResSetting <> "off"
av1ProfileArray.Conditions.push(maxHeightArray)
end if
' set bitrate restrictions based on user settings
bitRateArray = GetBitRateLimit("av1")
if bitRateArray.count() > 0
av1ProfileArray.Conditions.push(bitRateArray)
end if
codecProfiles.push(av1ProfileArray)
end if
if di.CanDecodeVideo({ Codec: "hevc" }).Result
hevcLevelSupported = 0.0
hevcAssProfiles = {}
for each profile in profileSupport["hevc"]
hevcAssProfiles.AddReplace(profile, true)
for each level in profileSupport["hevc"][profile]
levelFloat = level.ToFloat()
if levelFloat > hevcLevelSupported
hevcLevelSupported = levelFloat
end if
end for
end for
hevcLevelString = "120"
if hevcLevelSupported = 5.1
hevcLevelString = "153"
end if
hevcProfileArray = {
"Type": "Video",
"Codec": "hevc",
"Conditions": [
{
"Condition": "NotEquals",
"Property": "IsAnamorphic",
"Value": "true",
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoProfile",
"Value": profileSupport["hevc"].Keys().join("|"),
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoRangeType",
"Value": hevcVideoRangeTypes,
"IsRequired": false
}
]
}
' check user setting before adding VideoLevel restrictions
if not globalUserSettings["playback.tryDirect.hevcProfileLevel"]
hevcProfileArray.Conditions.push({
"Condition": "LessThanEqual",
"Property": "VideoLevel",
"Value": hevcLevelString,
"IsRequired": false
})
end if
' set max resolution
if globalUserSettings["playback.resolution.mode"] = "everything" and maxResSetting <> "off"
hevcProfileArray.Conditions.push(maxHeightArray)
end if
' set bitrate restrictions based on user settings
bitRateArray = GetBitRateLimit("h265")
if bitRateArray.count() > 0
hevcProfileArray.Conditions.push(bitRateArray)
end if
codecProfiles.push(hevcProfileArray)
end if
if di.CanDecodeVideo({ Codec: "vp9" }).Result
vp9Profiles = []
vp9LevelSupported = 0.0
for each profile in profileSupport["vp9"]
vp9Profiles.push(profile)
for each level in profileSupport["vp9"][profile]
levelFloat = level.ToFloat()
if levelFloat > vp9LevelSupported
vp9LevelSupported = levelFloat
end if
end for
end for
vp9LevelString = "120"
if vp9LevelSupported = 5.1
vp9LevelString = "153"
end if
vp9ProfileArray = {
"Type": "Video",
"Codec": "vp9",
"Conditions": [
{
"Condition": "EqualsAny",
"Property": "VideoProfile",
"Value": vp9Profiles.join("|"),
"IsRequired": false
},
{
"Condition": "EqualsAny",
"Property": "VideoRangeType",
"Value": vp9VideoRangeTypes,
"IsRequired": false
},
{
"Condition": "LessThanEqual",
"Property": "VideoLevel",
"Value": vp9LevelString,
"IsRequired": false
}
]
}
' set max resolution
if globalUserSettings["playback.resolution.mode"] = "everything" and maxResSetting <> "off"
vp9ProfileArray.Conditions.push(maxHeightArray)
end if
' set bitrate restrictions based on user settings
bitRateArray = GetBitRateLimit("vp9")
if bitRateArray.count() > 0
vp9ProfileArray.Conditions.push(bitRateArray)
end if
codecProfiles.push(vp9ProfileArray)
end if
return codecProfiles
end function
function getSubtitleProfiles() as object
subtitleProfiles = []
subtitleProfiles.push({
"Format": "vtt",
"Method": "External"
})
subtitleProfiles.push({
"Format": "srt",
"Method": "External"
})
subtitleProfiles.push({
"Format": "ttml",
"Method": "External"
})
subtitleProfiles.push({
"Format": "sub",
"Method": "External"
})
return subtitleProfiles
end function
function GetBitRateLimit(codec as string) as object
globalUserSettings = m.global.session.user.settings
if globalUserSettings["playback.bitrate.maxlimited"]
userSetLimit = globalUserSettings["playback.bitrate.limit"].ToInt()
if isValid(userSetLimit) and type(userSetLimit) = "Integer" and userSetLimit > 0
userSetLimit *= 1000000
return {
"Condition": "LessThanEqual",
"Property": "VideoBitrate",
"Value": userSetLimit.ToStr(),
"IsRequired": true
}
else
codec = Lcase(codec)
' Some repeated values (e.g. same "40mbps" for several codecs)
' but this makes it easy to update in the future if the bitrates start to deviate.
if codec = "h264"
' Roku only supports h264 up to 10Mpbs
return {
"Condition": "LessThanEqual",
"Property": "VideoBitrate",
"Value": "10000000",
"IsRequired": true
}
else if codec = "av1"
' Roku only supports AV1 up to 40Mpbs
return {
"Condition": "LessThanEqual",
"Property": "VideoBitrate",
"Value": "40000000",
"IsRequired": true
}
else if codec = "h265"
' Roku only supports h265 up to 40Mpbs
return {
"Condition": "LessThanEqual",
"Property": "VideoBitrate",
"Value": "40000000",
"IsRequired": true
}
else if codec = "vp9"
' Roku only supports VP9 up to 40Mpbs
return {
"Condition": "LessThanEqual",
"Property": "VideoBitrate",
"Value": "40000000",
"IsRequired": true
}
end if
end if
end if
return {}
end function
function getMaxHeightArray() as object
maxResSetting = m.global.session.user.settings["playback.resolution.max"]
maxVideoHeight = maxResSetting
autoVideoHeight = m.global.device.videoHeight
if maxResSetting = "auto" or maxVideoHeight.ToInt() > autoVideoHeight.ToInt()
maxVideoHeight = autoVideoHeight
end if
return {
"Condition": "LessThanEqual",
"Property": "Height",
"Value": maxVideoHeight,
"IsRequired": true
}
end function
' Recieves and returns an assArray of supported profiles and levels for each video codec
function updateProfileArray(profileArray as object, videoCodec as string, videoProfile as string, profileLevel = "" as string) as object
' validate params
if profileArray = invalid then return {}
if videoCodec = "" or videoProfile = "" then return profileArray
if profileArray[videoCodec] = invalid
profileArray[videoCodec] = {}
end if
if profileArray[videoCodec][videoProfile] = invalid
profileArray[videoCodec][videoProfile] = {}
end if
' add profileLevel if a value was provided
if profileLevel <> ""
if profileArray[videoCodec][videoProfile][profileLevel] = invalid
profileArray[videoCodec][videoProfile].AddReplace(profileLevel, true)
end if
end if
return profileArray
end function
' Remove all decimals from a string
function removeDecimals(value as string) as string
r = CreateObject("roRegex", "\.", "")
value = r.ReplaceAll(value, "")
return value
end function
' Print out the deviceProfile for debugging
sub printDeviceProfile(profile as object)
print "profile =", profile
print "profile.DeviceProfile =", profile.DeviceProfile
print "profile.DeviceProfile.CodecProfiles ="
for each prof in profile.DeviceProfile.CodecProfiles
print prof
for each cond in prof.Conditions
print cond
end for
end for
print "profile.DeviceProfile.ContainerProfiles =", profile.DeviceProfile.ContainerProfiles
print "profile.DeviceProfile.DirectPlayProfiles ="
for each prof in profile.DeviceProfile.DirectPlayProfiles
print prof
end for
print "profile.DeviceProfile.SubtitleProfiles ="
for each prof in profile.DeviceProfile.SubtitleProfiles
print prof
end for
print "profile.DeviceProfile.TranscodingProfiles ="
for each prof in profile.DeviceProfile.TranscodingProfiles
print prof
if isValid(prof.Conditions)
for each condition in prof.Conditions
print condition
end for
end if
end for
print "profile.PlayableMediaTypes =", profile.PlayableMediaTypes
print "profile.SupportedCommands =", profile.SupportedCommands
end sub
' Takes and returns a comma delimited string of codecs.
' Moves the preferred codec to the front of the string
function setPreferredCodec(codecString as string, preferredCodec as string) as string
if preferredCodec = "" then return ""
if codecString = "" then return preferredCodec
preferredCodecSize = Len(preferredCodec)
' is the codec already in front?
if Left(codecString, preferredCodecSize) = preferredCodec
return codecString
else
' convert string to array
codecArray = codecString.Split(",")
' remove preferred codec from array
newArray = []
for each codec in codecArray
if codec <> preferredCodec
newArray.push(codec)
end if
end for
' convert newArray to string
newCodecString = newArray.Join(",")
' add preferred codec to front of newCodecString
newCodecString = preferredCodec + "," + newCodecString
return newCodecString
end if
end function
' does this roku device support playing 4k video?
function canPlay4k() as boolean
deviceInfo = CreateObject("roDeviceInfo")
hdmiStatus = CreateObject("roHdmiStatus")
' Check if the output mode is 2160p or higher
maxVideoHeight = m.global.device.videoHeight
if maxVideoHeight = invalid then return false
if maxVideoHeight.ToInt() < 2160
print "maxVideoHeight is less than 2160p. Does the TV support 4K? If yes, then go to your Roku settings and set your display type to 4K"
return false
end if
' Check if HDCP 2.2 is enabled, skip check for TVs
if deviceInfo.GetModelType() = "STB" and hdmiStatus.IsHdcpActive("2.2") <> true
print "HDCP 2.2 is not active"
return false
end if
' Check if the Roku player can decode 4K 60fps HEVC streams
if deviceInfo.CanDecodeVideo({ Codec: "hevc", Profile: "main", Level: "5.1" }).result <> true
print "Device cannot decode 4K 60fps HEVC streams"
return false
end if
return true
end function