Post

Replies

Boosts

Views

Activity

Reply to why videotoolbox on ios 15.0 cannot support kVTEncodeFrameOptionKey_BaseFrameQP ?
VTSessionSetProperty failed to set: EnableLowLatencyRateControl to 1: -12900 [20221014 15:55:5.722] (helpers.cc:47): VTSessionSetProperty failed to set: MaxAllowedFrameQP to 10: -12900 [20221014 15:55:5.723] (helpers.cc:47): VTSessionSetProperty failed to set: BaseFrameQP to 32: -12900 kVTPropertyNotSupportedErr = -12900 when I set Property then it return error -12900 . so it's fact that doesn't support . but why ?
Oct ’22