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avisynth: Validate downmix option 

Because... let's maybe not let users make Aegisub call arbitrary
symbols in avisynth.dll/so just by editing the config.json.
This commit is contained in:
arch1t3cht 2022-08-09 02:43:43 +02:00
parent fe285678a3
commit ce1b3a0158
1 changed files with 3 additions and 2 deletions
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5
src/audio_provider_avs.cpp
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@ -113,8 +113,9 @@ void AvisynthAudioProvider::LoadFromClip(AVSValue clip) {
AVSValue script; AVSValue script;
// Convert to one channel // Convert to one channel
if (OPT_GET("Audio/Downmixer")->GetString() != "None") std::string downmixtype = OPT_GET("Audio/Downmixer")->GetString();
script = env->Invoke(OPT_GET("Audio/Downmixer")->GetString().c_str(), clip); if (downmixtype == "ConvertToMono" || downmixtype == "GetLeftChannel" || downmixtype == "GetRightChannel")
script = env->Invoke(downmixtype.c_str(), clip);
else else
script = clip; script = clip;