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fix(YouTube/Spoof format stream data): check audio tags first

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inotia00 2024-05-12 12:01:01 +09:00
parent 0a30132c27
commit 43ba5ad56a
1 changed files with 32 additions and 15 deletions
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47
src/main/kotlin/app/revanced/patches/youtube/utils/fix/formatstream/SpoofFormatStreamDataPatch.kt
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@ -5,6 +5,7 @@ import app.revanced.patcher.extensions.InstructionExtensions.addInstruction
import app.revanced.patcher.extensions.InstructionExtensions.getInstruction import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
import app.revanced.patcher.extensions.InstructionExtensions.replaceInstruction import app.revanced.patcher.extensions.InstructionExtensions.replaceInstruction
import app.revanced.patcher.patch.PatchException import app.revanced.patcher.patch.PatchException
import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod
import app.revanced.patches.youtube.utils.compatibility.Constants import app.revanced.patches.youtube.utils.compatibility.Constants
import app.revanced.patches.youtube.utils.fix.formatstream.fingerprints.FormatStreamModelConstructorFingerprint import app.revanced.patches.youtube.utils.fix.formatstream.fingerprints.FormatStreamModelConstructorFingerprint
import app.revanced.patches.youtube.utils.fix.formatstream.fingerprints.PlaybackStartFingerprint import app.revanced.patches.youtube.utils.fix.formatstream.fingerprints.PlaybackStartFingerprint
@ -15,6 +16,7 @@ import app.revanced.patches.youtube.video.playerresponse.PlayerResponseMethodHoo
import app.revanced.patches.youtube.video.videoid.VideoIdPatch import app.revanced.patches.youtube.video.videoid.VideoIdPatch
import app.revanced.util.getReference import app.revanced.util.getReference
import app.revanced.util.getStringInstructionIndex import app.revanced.util.getStringInstructionIndex
import app.revanced.util.getTargetIndex
import app.revanced.util.indexOfFirstInstruction import app.revanced.util.indexOfFirstInstruction
import app.revanced.util.patch.BaseBytecodePatch import app.revanced.util.patch.BaseBytecodePatch
import app.revanced.util.resultOrThrow import app.revanced.util.resultOrThrow
@ -56,31 +58,46 @@ object SpoofFormatStreamDataPatch : BaseBytecodePatch(
private const val STREAMING_DATA_OUTER_CLASS = private const val STREAMING_DATA_OUTER_CLASS =
"Lcom/google/protos/youtube/api/innertube/StreamingDataOuterClass\$StreamingData;" "Lcom/google/protos/youtube/api/innertube/StreamingDataOuterClass\$StreamingData;"
private lateinit var hookMethod: MutableMethod
private fun MutableMethod.replaceFieldName(
index: Int,
replaceFieldString: String
) {
val reference = getInstruction<ReferenceInstruction>(index).reference
val fieldName = (reference as FieldReference).name
hookMethod.apply {
val stringIndex = getStringInstructionIndex(replaceFieldString)
val stringRegister = getInstruction<OneRegisterInstruction>(stringIndex).registerA
replaceInstruction(
stringIndex,
"const-string v$stringRegister, \"$fieldName\""
)
}
}
override fun execute(context: BytecodeContext) { override fun execute(context: BytecodeContext) {
// Hook player response video id, to start loading format stream data sooner in the background. // Hook player response video id, to start loading format stream data sooner in the background.
VideoIdPatch.hookPlayerResponseVideoId("$INTEGRATIONS_CLASS_DESCRIPTOR->newPlayerResponseVideoId(Ljava/lang/String;Z)V") VideoIdPatch.hookPlayerResponseVideoId("$INTEGRATIONS_CLASS_DESCRIPTOR->newPlayerResponseVideoId(Ljava/lang/String;Z)V")
hookMethod = context.findClass(INTEGRATIONS_CLASS_DESCRIPTOR)!!
.mutableClass.methods.find { method -> method.name == INTEGRATIONS_METHOD_DESCRIPTOR }
?: throw PatchException("SpoofFormatStreamDataPatch not found")
FormatStreamModelConstructorFingerprint.resultOrThrow().let { FormatStreamModelConstructorFingerprint.resultOrThrow().let {
it.mutableMethod.apply { it.mutableMethod.apply {
// Find the field name that will be used for reflection. // Find the field name that will be used for reflection.
val streamDataIndex = it.scanResult.patternScanResult!!.startIndex val urlIndex = it.scanResult.patternScanResult!!.startIndex
val streamDataReference = getInstruction<ReferenceInstruction>(streamDataIndex).reference val itagIndex = getTargetIndex(urlIndex + 1, Opcode.IGET)
val streamDataFieldName = (streamDataReference as FieldReference).name val audioCodecParameterIndex = getTargetIndex(urlIndex + 1, Opcode.IGET_OBJECT)
// Found field name is reflected in the integration. replaceFieldName(urlIndex, "replaceMeWithUrlFieldName")
context.findClass(INTEGRATIONS_CLASS_DESCRIPTOR)!! replaceFieldName(itagIndex, "replaceMeWithITagFieldName")
.mutableClass.methods.find { method -> method.name == INTEGRATIONS_METHOD_DESCRIPTOR } replaceFieldName(audioCodecParameterIndex, "replaceMeWithAudioCodecParameterFieldName")
?.apply {
val index = getStringInstructionIndex("replaceMeWithFieldName")
val register = getInstruction<OneRegisterInstruction>(index).registerA
replaceInstruction(
index,
"const-string v$register, \"$streamDataFieldName\""
)
} ?: throw PatchException("SpoofFormatStreamDataPatch not found")
} }
} }