Ejemplo n.º 1
0
already_AddRefed<SharedThreadPool> GetMediaThreadPool(MediaThreadType aType) {
  const char* name;
  switch (aType) {
    case MediaThreadType::PLATFORM_DECODER:
      name = "MediaPDecoder";
      break;
    case MediaThreadType::MSG_CONTROL:
      name = "MSGControl";
      break;
    case MediaThreadType::WEBRTC_DECODER:
      name = "WebRTCPD";
      break;
    default:
      MOZ_FALLTHROUGH_ASSERT("Unexpected MediaThreadType");
    case MediaThreadType::PLAYBACK:
      name = "MediaPlayback";
      break;
  }

  static const uint32_t kMediaThreadPoolDefaultCount = 4;
  RefPtr<SharedThreadPool> pool = SharedThreadPool::Get(
      nsDependentCString(name), kMediaThreadPoolDefaultCount);

  // Ensure a larger stack for platform decoder threads
  if (aType == MediaThreadType::PLATFORM_DECODER) {
    const uint32_t minStackSize = 512 * 1024;
    uint32_t stackSize;
    MOZ_ALWAYS_SUCCEEDS(pool->GetThreadStackSize(&stackSize));
    if (stackSize < minStackSize) {
      MOZ_ALWAYS_SUCCEEDS(pool->SetThreadStackSize(minStackSize));
    }
  }

  return pool.forget();
}
Ejemplo n.º 2
0
already_AddRefed<SharedThreadPool> GetMediaThreadPool(MediaThreadType aType)
{
  const char *name;
  switch (aType) {
    case MediaThreadType::PLATFORM_DECODER:
      name = "MediaPDecoder";
      break;
    default:
      MOZ_FALLTHROUGH_ASSERT("Unexpected MediaThreadType");
    case MediaThreadType::PLAYBACK:
      name = "MediaPlayback";
      break;
  }
  return SharedThreadPool::
    Get(nsDependentCString(name), MediaPrefs::MediaThreadPoolDefaultCount());
}
Ejemplo n.º 3
0
void
WebAudioDecodeJob::OnFailure(ErrorCode aErrorCode)
{
  MOZ_ASSERT(NS_IsMainThread());

  const char* errorMessage;
  switch (aErrorCode) {
  case NoError:
    MOZ_FALLTHROUGH_ASSERT("Who passed NoError to OnFailure?");
    // Fall through to get some sort of a sane error message if this actually
    // happens at runtime.
  case UnknownError:
    errorMessage = "MediaDecodeAudioDataUnknownError";
    break;
  case UnknownContent:
    errorMessage = "MediaDecodeAudioDataUnknownContentType";
    break;
  case InvalidContent:
    errorMessage = "MediaDecodeAudioDataInvalidContent";
    break;
  case NoAudio:
    errorMessage = "MediaDecodeAudioDataNoAudio";
    break;
  }

  nsIDocument* doc = nullptr;
  if (nsPIDOMWindowInner* pWindow = mContext->GetParentObject()) {
    doc = pWindow->GetExtantDoc();
  }
  nsContentUtils::ReportToConsole(nsIScriptError::errorFlag,
                                  NS_LITERAL_CSTRING("Media"),
                                  doc,
                                  nsContentUtils::eDOM_PROPERTIES,
                                  errorMessage);

  // Ignore errors in calling the callback, since there is not much that we can
  // do about it here.
  if (mFailureCallback) {
    mFailureCallback->Call();
  }

  mPromise->MaybeReject(NS_ERROR_DOM_ENCODING_NOT_SUPPORTED_ERR);

  mContext->RemoveFromDecodeQueue(this);
}
Ejemplo n.º 4
0
// static
NativeKeyBindings*
NativeKeyBindings::GetInstance(NativeKeyBindingsType aType)
{
  switch (aType) {
    case nsIWidget::NativeKeyBindingsForSingleLineEditor:
      if (!sInstanceForSingleLineEditor) {
        sInstanceForSingleLineEditor = new NativeKeyBindings();
        sInstanceForSingleLineEditor->Init(aType);
      }
      return sInstanceForSingleLineEditor;

    default:
      // fallback to multiline editor case in release build
      MOZ_FALLTHROUGH_ASSERT("aType is invalid or not yet implemented");
    case nsIWidget::NativeKeyBindingsForMultiLineEditor:
    case nsIWidget::NativeKeyBindingsForRichTextEditor:
      if (!sInstanceForMultiLineEditor) {
        sInstanceForMultiLineEditor = new NativeKeyBindings();
        sInstanceForMultiLineEditor->Init(aType);
      }
      return sInstanceForMultiLineEditor;
  }
}
Ejemplo n.º 5
0
//******************************************************************************
// DoBlend gets called when the timer for animation get fired and we have to
// update the composited frame of the animation.
bool
FrameAnimator::DoBlend(IntRect* aDirtyRect,
                       uint32_t aPrevFrameIndex,
                       uint32_t aNextFrameIndex)
{
  RawAccessFrameRef prevFrame = GetRawFrame(aPrevFrameIndex);
  RawAccessFrameRef nextFrame = GetRawFrame(aNextFrameIndex);

  MOZ_ASSERT(prevFrame && nextFrame, "Should have frames here");

  AnimationData prevFrameData = prevFrame->GetAnimationData();
  if (prevFrameData.mDisposalMethod == DisposalMethod::RESTORE_PREVIOUS &&
      !mCompositingPrevFrame) {
    prevFrameData.mDisposalMethod = DisposalMethod::CLEAR;
  }

  IntRect prevRect = prevFrameData.mBlendRect
                   ? prevFrameData.mRect.Intersect(*prevFrameData.mBlendRect)
                   : prevFrameData.mRect;

  bool isFullPrevFrame = prevRect.x == 0 && prevRect.y == 0 &&
                         prevRect.width == mSize.width &&
                         prevRect.height == mSize.height;

  // Optimization: DisposeClearAll if the previous frame is the same size as
  //               container and it's clearing itself
  if (isFullPrevFrame &&
      (prevFrameData.mDisposalMethod == DisposalMethod::CLEAR)) {
    prevFrameData.mDisposalMethod = DisposalMethod::CLEAR_ALL;
  }

  AnimationData nextFrameData = nextFrame->GetAnimationData();

  IntRect nextRect = nextFrameData.mBlendRect
                   ? nextFrameData.mRect.Intersect(*nextFrameData.mBlendRect)
                   : nextFrameData.mRect;

  bool isFullNextFrame = nextRect.x == 0 && nextRect.y == 0 &&
                         nextRect.width == mSize.width &&
                         nextRect.height == mSize.height;

  if (!nextFrame->GetIsPaletted()) {
    // Optimization: Skip compositing if the previous frame wants to clear the
    //               whole image
    if (prevFrameData.mDisposalMethod == DisposalMethod::CLEAR_ALL) {
      aDirtyRect->SetRect(0, 0, mSize.width, mSize.height);
      return true;
    }

    // Optimization: Skip compositing if this frame is the same size as the
    //               container and it's fully drawing over prev frame (no alpha)
    if (isFullNextFrame &&
        (nextFrameData.mDisposalMethod != DisposalMethod::RESTORE_PREVIOUS) &&
        !nextFrameData.mHasAlpha) {
      aDirtyRect->SetRect(0, 0, mSize.width, mSize.height);
      return true;
    }
  }

  // Calculate area that needs updating
  switch (prevFrameData.mDisposalMethod) {
    default:
      MOZ_FALLTHROUGH_ASSERT("Unexpected DisposalMethod");
    case DisposalMethod::NOT_SPECIFIED:
    case DisposalMethod::KEEP:
      *aDirtyRect = nextRect;
      break;

    case DisposalMethod::CLEAR_ALL:
      // Whole image container is cleared
      aDirtyRect->SetRect(0, 0, mSize.width, mSize.height);
      break;

    case DisposalMethod::CLEAR:
      // Calc area that needs to be redrawn (the combination of previous and
      // this frame)
      // XXX - This could be done with multiple framechanged calls
      //       Having prevFrame way at the top of the image, and nextFrame
      //       way at the bottom, and both frames being small, we'd be
      //       telling framechanged to refresh the whole image when only two
      //       small areas are needed.
      aDirtyRect->UnionRect(nextRect, prevRect);
      break;

    case DisposalMethod::RESTORE_PREVIOUS:
      aDirtyRect->SetRect(0, 0, mSize.width, mSize.height);
      break;
  }

  // Optimization:
  //   Skip compositing if the last composited frame is this frame
  //   (Only one composited frame was made for this animation.  Example:
  //    Only Frame 3 of a 10 frame image required us to build a composite frame
  //    On the second loop, we do not need to rebuild the frame
  //    since it's still sitting in compositingFrame)
  if (mLastCompositedFrameIndex == int32_t(aNextFrameIndex)) {
    return true;
  }

  bool needToBlankComposite = false;

  // Create the Compositing Frame
  if (!mCompositingFrame) {
    RefPtr<imgFrame> newFrame = new imgFrame;
    nsresult rv = newFrame->InitForDecoder(mSize,
                                           SurfaceFormat::B8G8R8A8);
    if (NS_FAILED(rv)) {
      mCompositingFrame.reset();
      return false;
    }
    mCompositingFrame = newFrame->RawAccessRef();
    needToBlankComposite = true;
  } else if (int32_t(aNextFrameIndex) != mLastCompositedFrameIndex+1) {

    // If we are not drawing on top of last composited frame,
    // then we are building a new composite frame, so let's clear it first.
    needToBlankComposite = true;
  }

  AnimationData compositingFrameData = mCompositingFrame->GetAnimationData();

  // More optimizations possible when next frame is not transparent
  // But if the next frame has DisposalMethod::RESTORE_PREVIOUS,
  // this "no disposal" optimization is not possible,
  // because the frame in "after disposal operation" state
  // needs to be stored in compositingFrame, so it can be
  // copied into compositingPrevFrame later.
  bool doDisposal = true;
  if (!nextFrameData.mHasAlpha &&
      nextFrameData.mDisposalMethod != DisposalMethod::RESTORE_PREVIOUS) {
    if (isFullNextFrame) {
      // Optimization: No need to dispose prev.frame when
      // next frame is full frame and not transparent.
      doDisposal = false;
      // No need to blank the composite frame
      needToBlankComposite = false;
    } else {
      if ((prevRect.x >= nextRect.x) && (prevRect.y >= nextRect.y) &&
          (prevRect.x + prevRect.width <= nextRect.x + nextRect.width) &&
          (prevRect.y + prevRect.height <= nextRect.y + nextRect.height)) {
        // Optimization: No need to dispose prev.frame when
        // next frame fully overlaps previous frame.
        doDisposal = false;
      }
    }
  }

  if (doDisposal) {
    // Dispose of previous: clear, restore, or keep (copy)
    switch (prevFrameData.mDisposalMethod) {
      case DisposalMethod::CLEAR:
        if (needToBlankComposite) {
          // If we just created the composite, it could have anything in its
          // buffer. Clear whole frame
          ClearFrame(compositingFrameData.mRawData,
                     compositingFrameData.mRect);
        } else {
          // Only blank out previous frame area (both color & Mask/Alpha)
          ClearFrame(compositingFrameData.mRawData,
                     compositingFrameData.mRect,
                     prevRect);
        }
        break;

      case DisposalMethod::CLEAR_ALL:
        ClearFrame(compositingFrameData.mRawData,
                   compositingFrameData.mRect);
        break;

      case DisposalMethod::RESTORE_PREVIOUS:
        // It would be better to copy only the area changed back to
        // compositingFrame.
        if (mCompositingPrevFrame) {
          AnimationData compositingPrevFrameData =
            mCompositingPrevFrame->GetAnimationData();

          CopyFrameImage(compositingPrevFrameData.mRawData,
                         compositingPrevFrameData.mRect,
                         compositingFrameData.mRawData,
                         compositingFrameData.mRect);

          // destroy only if we don't need it for this frame's disposal
          if (nextFrameData.mDisposalMethod !=
              DisposalMethod::RESTORE_PREVIOUS) {
            mCompositingPrevFrame.reset();
          }
        } else {
          ClearFrame(compositingFrameData.mRawData,
                     compositingFrameData.mRect);
        }
        break;

      default:
        MOZ_FALLTHROUGH_ASSERT("Unexpected DisposalMethod");
      case DisposalMethod::NOT_SPECIFIED:
      case DisposalMethod::KEEP:
        // Copy previous frame into compositingFrame before we put the new
        // frame on top
        // Assumes that the previous frame represents a full frame (it could be
        // smaller in size than the container, as long as the frame before it
        // erased itself)
        // Note: Frame 1 never gets into DoBlend(), so (aNextFrameIndex - 1)
        // will always be a valid frame number.
        if (mLastCompositedFrameIndex != int32_t(aNextFrameIndex - 1)) {
          if (isFullPrevFrame && !prevFrame->GetIsPaletted()) {
            // Just copy the bits
            CopyFrameImage(prevFrameData.mRawData,
                           prevRect,
                           compositingFrameData.mRawData,
                           compositingFrameData.mRect);
          } else {
            if (needToBlankComposite) {
              // Only blank composite when prev is transparent or not full.
              if (prevFrameData.mHasAlpha || !isFullPrevFrame) {
                ClearFrame(compositingFrameData.mRawData,
                           compositingFrameData.mRect);
              }
            }
            DrawFrameTo(prevFrameData.mRawData, prevFrameData.mRect,
                        prevFrameData.mPaletteDataLength,
                        prevFrameData.mHasAlpha,
                        compositingFrameData.mRawData,
                        compositingFrameData.mRect,
                        prevFrameData.mBlendMethod,
                        prevFrameData.mBlendRect);
          }
        }
    }
  } else if (needToBlankComposite) {
    // If we just created the composite, it could have anything in its
    // buffers. Clear them
    ClearFrame(compositingFrameData.mRawData,
               compositingFrameData.mRect);
  }

  // Check if the frame we are composing wants the previous image restored after
  // it is done. Don't store it (again) if last frame wanted its image restored
  // too
  if ((nextFrameData.mDisposalMethod == DisposalMethod::RESTORE_PREVIOUS) &&
      (prevFrameData.mDisposalMethod != DisposalMethod::RESTORE_PREVIOUS)) {
    // We are storing the whole image.
    // It would be better if we just stored the area that nextFrame is going to
    // overwrite.
    if (!mCompositingPrevFrame) {
      RefPtr<imgFrame> newFrame = new imgFrame;
      nsresult rv = newFrame->InitForDecoder(mSize,
                                             SurfaceFormat::B8G8R8A8);
      if (NS_FAILED(rv)) {
        mCompositingPrevFrame.reset();
        return false;
      }

      mCompositingPrevFrame = newFrame->RawAccessRef();
    }

    AnimationData compositingPrevFrameData =
      mCompositingPrevFrame->GetAnimationData();

    CopyFrameImage(compositingFrameData.mRawData,
                   compositingFrameData.mRect,
                   compositingPrevFrameData.mRawData,
                   compositingPrevFrameData.mRect);

    mCompositingPrevFrame->Finish();
  }

  // blit next frame into it's correct spot
  DrawFrameTo(nextFrameData.mRawData, nextFrameData.mRect,
              nextFrameData.mPaletteDataLength,
              nextFrameData.mHasAlpha,
              compositingFrameData.mRawData,
              compositingFrameData.mRect,
              nextFrameData.mBlendMethod,
              nextFrameData.mBlendRect);

  // Tell the image that it is fully 'downloaded'.
  mCompositingFrame->Finish();

  mLastCompositedFrameIndex = int32_t(aNextFrameIndex);

  return true;
}
void
DecoderDoctorDocumentWatcher::SynthesizeAnalysis()
{
  MOZ_ASSERT(NS_IsMainThread());

  nsAutoString playableFormats;
  nsAutoString unplayableFormats;
  // Subsets of unplayableFormats that require a specific platform decoder:
#if defined(XP_WIN)
  nsAutoString formatsRequiringWMF;
#endif
#if defined(MOZ_FFMPEG)
  nsAutoString formatsRequiringFFMpeg;
#endif
  nsAutoString supportedKeySystems;
  nsAutoString unsupportedKeySystems;
  DecoderDoctorDiagnostics::KeySystemIssue lastKeySystemIssue =
    DecoderDoctorDiagnostics::eUnset;
  // Only deal with one decode error per document (the first one found).
  const MediaResult* firstDecodeError = nullptr;
  const nsString* firstDecodeErrorMediaSrc = nullptr;
  // Only deal with one decode warning per document (the first one found).
  const MediaResult* firstDecodeWarning = nullptr;
  const nsString* firstDecodeWarningMediaSrc = nullptr;

  for (const auto& diag : mDiagnosticsSequence) {
    switch (diag.mDecoderDoctorDiagnostics.Type()) {
      case DecoderDoctorDiagnostics::eFormatSupportCheck:
        if (diag.mDecoderDoctorDiagnostics.CanPlay()) {
          AppendToFormatsList(playableFormats,
                              diag.mDecoderDoctorDiagnostics.Format());
        } else {
          AppendToFormatsList(unplayableFormats,
                              diag.mDecoderDoctorDiagnostics.Format());
#if defined(XP_WIN)
          if (diag.mDecoderDoctorDiagnostics.DidWMFFailToLoad()) {
            AppendToFormatsList(formatsRequiringWMF,
                                diag.mDecoderDoctorDiagnostics.Format());
          }
#endif
#if defined(MOZ_FFMPEG)
          if (diag.mDecoderDoctorDiagnostics.DidFFmpegFailToLoad()) {
            AppendToFormatsList(formatsRequiringFFMpeg,
                                diag.mDecoderDoctorDiagnostics.Format());
          }
#endif
        }
        break;
      case DecoderDoctorDiagnostics::eMediaKeySystemAccessRequest:
        if (diag.mDecoderDoctorDiagnostics.IsKeySystemSupported()) {
          AppendToFormatsList(supportedKeySystems,
                              diag.mDecoderDoctorDiagnostics.KeySystem());
        } else {
          AppendToFormatsList(unsupportedKeySystems,
                              diag.mDecoderDoctorDiagnostics.KeySystem());
          DecoderDoctorDiagnostics::KeySystemIssue issue =
            diag.mDecoderDoctorDiagnostics.GetKeySystemIssue();
          if (issue != DecoderDoctorDiagnostics::eUnset) {
            lastKeySystemIssue = issue;
          }
        }
        break;
      case DecoderDoctorDiagnostics::eEvent:
        MOZ_ASSERT_UNREACHABLE("Events shouldn't be stored for processing.");
        break;
      case DecoderDoctorDiagnostics::eDecodeError:
        if (!firstDecodeError) {
          firstDecodeError = &diag.mDecoderDoctorDiagnostics.DecodeIssue();
          firstDecodeErrorMediaSrc =
            &diag.mDecoderDoctorDiagnostics.DecodeIssueMediaSrc();
        }
        break;
      case DecoderDoctorDiagnostics::eDecodeWarning:
        if (!firstDecodeWarning) {
          firstDecodeWarning = &diag.mDecoderDoctorDiagnostics.DecodeIssue();
          firstDecodeWarningMediaSrc =
            &diag.mDecoderDoctorDiagnostics.DecodeIssueMediaSrc();
        }
        break;
      default:
        MOZ_ASSERT_UNREACHABLE("Unhandled DecoderDoctorDiagnostics type");
        break;
    }
  }

  // Check if issues have been solved, by finding if some now-playable
  // key systems or formats were previously recorded as having issues.
  if (!supportedKeySystems.IsEmpty() || !playableFormats.IsEmpty()) {
    DD_DEBUG("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - supported key systems '%s', playable formats '%s'; See if they show issues have been solved...",
             this, mDocument,
             NS_ConvertUTF16toUTF8(supportedKeySystems).Data(),
             NS_ConvertUTF16toUTF8(playableFormats).get());
    const nsAString* workingFormatsArray[] =
      { &supportedKeySystems, &playableFormats };
    // For each type of notification, retrieve the pref that contains formats/
    // key systems with issues.
    for (const NotificationAndReportStringId* id :
           sAllNotificationsAndReportStringIds) {
      nsAutoCString formatsPref("media.decoder-doctor.");
      formatsPref += id->mReportStringId;
      formatsPref += ".formats";
      nsAutoString formatsWithIssues;
      Preferences::GetString(formatsPref.Data(), formatsWithIssues);
      if (formatsWithIssues.IsEmpty()) {
        continue;
      }
      // See if that list of formats-with-issues contains any formats that are
      // now playable/supported.
      bool solved = false;
      for (const nsAString* workingFormats : workingFormatsArray) {
        for (const auto& workingFormat : MakeStringListRange(*workingFormats)) {
          if (FormatsListContains(formatsWithIssues, workingFormat)) {
            // This now-working format used not to work -> Report solved issue.
            DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - %s solved ('%s' now works, it was in pref(%s)='%s')",
                    this, mDocument, id->mReportStringId,
                    NS_ConvertUTF16toUTF8(workingFormat).get(),
                    formatsPref.Data(),
                    NS_ConvertUTF16toUTF8(formatsWithIssues).get());
            ReportAnalysis(mDocument, *id, true, workingFormat);
            // This particular Notification&ReportId has been solved, no need
            // to keep looking at other keysys/formats that might solve it too.
            solved = true;
            break;
          }
        }
        if (solved) {
          break;
        }
      }
      if (!solved) {
        DD_DEBUG("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - %s not solved (pref(%s)='%s')",
                 this, mDocument, id->mReportStringId, formatsPref.Data(),
                 NS_ConvertUTF16toUTF8(formatsWithIssues).get());
      }
    }
  }

  // Look at Key System issues first, as they take precedence over format checks.
  if (!unsupportedKeySystems.IsEmpty() && supportedKeySystems.IsEmpty()) {
    // No supported key systems!
    switch (lastKeySystemIssue) {
      case DecoderDoctorDiagnostics::eWidevineWithNoWMF:
        DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - unsupported key systems: %s, Widevine without WMF",
                this, mDocument, NS_ConvertUTF16toUTF8(unsupportedKeySystems).get());
        ReportAnalysis(mDocument, sMediaWidevineNoWMF, false,
                       unsupportedKeySystems);
        return;
      default:
        break;
    }
  }

  // Next, check playability of requested formats.
  if (!unplayableFormats.IsEmpty()) {
    // Some requested formats cannot be played.
    if (playableFormats.IsEmpty()) {
      // No requested formats can be played. See if we can help the user, by
      // going through expected decoders from most to least desirable.
#if defined(XP_WIN)
      if (!formatsRequiringWMF.IsEmpty()) {
        DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - unplayable formats: %s -> Cannot play media because WMF was not found",
                this, mDocument, NS_ConvertUTF16toUTF8(formatsRequiringWMF).get());
        ReportAnalysis(mDocument, sMediaWMFNeeded, false, formatsRequiringWMF);
        return;
      }
#endif
#if defined(MOZ_FFMPEG)
      if (!formatsRequiringFFMpeg.IsEmpty()) {
        switch (FFmpegRuntimeLinker::LinkStatusCode()) {
          case FFmpegRuntimeLinker::LinkStatus_INVALID_FFMPEG_CANDIDATE:
          case FFmpegRuntimeLinker::LinkStatus_UNUSABLE_LIBAV57:
          case FFmpegRuntimeLinker::LinkStatus_INVALID_LIBAV_CANDIDATE:
          case FFmpegRuntimeLinker::LinkStatus_OBSOLETE_FFMPEG:
          case FFmpegRuntimeLinker::LinkStatus_OBSOLETE_LIBAV:
          case FFmpegRuntimeLinker::LinkStatus_INVALID_CANDIDATE:
            DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - unplayable formats: %s -> Cannot play media because of unsupported %s (Reason: %s)",
                    this, mDocument,
                    NS_ConvertUTF16toUTF8(formatsRequiringFFMpeg).get(),
                    FFmpegRuntimeLinker::LinkStatusLibraryName(),
                    FFmpegRuntimeLinker::LinkStatusString());
            ReportAnalysis(mDocument, sUnsupportedLibavcodec,
                           false, formatsRequiringFFMpeg);
            return;
          case FFmpegRuntimeLinker::LinkStatus_INIT:
            MOZ_FALLTHROUGH_ASSERT("Unexpected LinkStatus_INIT");
          case FFmpegRuntimeLinker::LinkStatus_SUCCEEDED:
            MOZ_FALLTHROUGH_ASSERT("Unexpected LinkStatus_SUCCEEDED");
          case FFmpegRuntimeLinker::LinkStatus_NOT_FOUND:
            DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - unplayable formats: %s -> Cannot play media because platform decoder was not found (Reason: %s)",
                    this, mDocument,
                    NS_ConvertUTF16toUTF8(formatsRequiringFFMpeg).get(),
                    FFmpegRuntimeLinker::LinkStatusString());
            ReportAnalysis(mDocument, sMediaPlatformDecoderNotFound,
                           false, formatsRequiringFFMpeg);
            return;
        }
      }
#endif
      DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - Cannot play media, unplayable formats: %s",
              this, mDocument, NS_ConvertUTF16toUTF8(unplayableFormats).get());
      ReportAnalysis(mDocument, sMediaCannotPlayNoDecoders,
                     false, unplayableFormats);
      return;
    }

    DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - Can play media, but no decoders for some requested formats: %s",
            this, mDocument, NS_ConvertUTF16toUTF8(unplayableFormats).get());
    if (Preferences::GetBool("media.decoder-doctor.verbose", false)) {
      ReportAnalysis(mDocument, sMediaNoDecoders, false, unplayableFormats);
    }
    return;
  }

  if (firstDecodeError) {
    DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - Decode error: %s",
            this, mDocument, firstDecodeError->Description().get());
    ReportAnalysis(mDocument, sMediaDecodeError, false,
                   NS_LITERAL_STRING(""),
                   *firstDecodeError,
                   true, // aDecodeIssueIsError=true
                   mDocument->GetDocumentURI()->GetSpecOrDefault(),
                   *firstDecodeErrorMediaSrc);
    return;
  }

  if (firstDecodeWarning) {
    DD_INFO("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - Decode warning: %s",
            this, mDocument, firstDecodeWarning->Description().get());
    ReportAnalysis(mDocument, sMediaDecodeWarning, false,
                   NS_LITERAL_STRING(""),
                   *firstDecodeWarning,
                   false, // aDecodeIssueIsError=false
                   mDocument->GetDocumentURI()->GetSpecOrDefault(),
                   *firstDecodeWarningMediaSrc);
    return;
  }

  DD_DEBUG("DecoderDoctorDocumentWatcher[%p, doc=%p]::SynthesizeAnalysis() - Can play media, decoders available for all requested formats",
           this, mDocument);
}