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  1. Qt
  2. QTBUG-78685

Qt 5.12.5 for iOS build failure

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: P2: Important P2: Important
    • 5.12.7
    • 5.12.5
    • Multimedia
    • None
    • OSX 14.10.6 ; Xcode 11.0 ; Qt 5.12.5
    • iOS/tvOS/watchOS
    • d381fb9823dac7e1e19b2b2af6b57ddf1306346a (qt/qtmultimedia/5.12) 

      ./configure -opensource -confirm-license -xplatform macx-ios-clang -release -sdk iphoneos --prefix=/Users/sergv/Qt/5.12.5/iphoneos -skip webengine -nomake tools -nomake tests -nomake examples
make && make install

      Compilation errors:

      avfmediaassetwriter.mm:385:9: error: conversion from '::AVFScopedPointer<AVCaptureAudioDataOutput>' to 'bool' is ambiguous
    if (m_audioOutput && [captureSession canAddOutput:m_audioOutput]) {
        ^~~~~~~~~~~~~

avfmediaassetwriter.mm:403:5: error: conversion from '::AVFScopedPointer<AVAssetWriter>' to 'bool' is ambiguous
    Q_ASSERT(m_assetWriter);

avfmediaassetwriter.mm:423:9: error: conversion from '::AVFScopedPointer<AVCaptureAudioDataOutput>' to 'bool' is ambiguous
    if (m_audioOutput) {

avfmediaassetwriter.mm:451:9: error: conversion from '::AVFScopedPointer<AVCaptureAudioDataOutput>' to 'bool' is ambiguous
    if (m_audioOutput) {

      Workaround: 

      if (m_audioOutput) {

      change to

      if (m_audioOutput != nullptr) {

      and so on.

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            valentyn.doroshchuk Valentyn Doroshchuk
            sergeyvl Sergey Vlasov
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              Created:
              Updated:
              Resolved:

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