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AU Validation crashing

Audio Plugins
#1

The plug-in is working fine in AU lab, Ableton live and others, however Logic Pro Doesn’t recognise as it cannot pass the AU Validation check. It’s seems to be failing at
1 Channel Test: , what could this be?

[code]--------------------------------------------------
TESTING OPEN TIMES:
COLD:
Time to open AudioUnit: 264.577ms
WARM:
Time to open AudioUnit: 0.195ms

    • PASS

VERIFYING DEFAULT SCOPE FORMATS:
Input Scope Bus Configuration:
Default Bus Count:1
Default Format: AudioStreamBasicDescription: 2 ch, 44100 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved

Output Scope Bus Configuration:
Default Bus Count:1
Default Format: AudioStreamBasicDescription: 2 ch, 44100 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved

    • PASS

VERIFYING REQUIRED PROPERTIES:
VERIFYING PROPERTY: Sample Rate
PASS
VERIFYING PROPERTY: Stream Format
PASS
VERIFYING PROPERTY: Maximum Frames Per Slice
PASS
VERIFYING PROPERTY: Last Render Error
PASS

    • PASS

VERIFYING RECOMMENDED PROPERTIES:
VERIFYING PROPERTY: Latency
PASS
VERIFYING PROPERTY: Tail Time
PASS
VERIFYING PROPERTY: Bypass Effect
PASS

    • PASS

VERIFYING OPTIONAL PROPERTIES:
VERIFYING PROPERTY Supported Number of Channels
PASS
VERIFYING PROPERTY Host Callbacks
PASS

    • PASS

VERIFYING SPECIAL PROPERTIES:

VERIFYING CUSTOM UI
Carbon View Components Available: 1
Component ‘auvw’ - ‘Bdss’ - 'TruG’
PASS

Cocoa Views Available: 0

VERIFYING CLASS INFO
PASS

TESTING HOST CALLBACKS
PASS

    • PASS

PUBLISHED PARAMETER INFO:

# # 9 Global Scope Parameters:

    • PASS

FORMAT TESTS:

Input/Output Channel Handling:
1-1 1-2 1-4 1-5 2-2 2-4 2-5 4-4 4-5 5-5 5-2 6-6 8-8
X X X
WARNING: Can Initialize Unit to un-supported num channels:InputChan:1, OutputChan:4
WARNING: Can Initialize Unit to un-supported num channels:InputChan:1, OutputChan:5
WARNING: Can Initialize Unit to un-supported num channels:InputChan:2, OutputChan:4
WARNING: Can Initialize Unit to un-supported num channels:InputChan:2, OutputChan:5
WARNING: Can Initialize Unit to un-supported num channels:InputChan:4, OutputChan:4
WARNING: Can Initialize Unit to un-supported num channels:InputChan:4, OutputChan:5
WARNING: Can Initialize Unit to un-supported num channels:InputChan:5, OutputChan:5
WARNING: Can Initialize Unit to un-supported num channels:InputChan:5, OutputChan:2
WARNING: Can Initialize Unit to un-supported num channels:InputChan:6, OutputChan:6
WARNING: Can Initialize Unit to un-supported num channels:InputChan:8, OutputChan:8

    • PASS

RENDER TESTS:
Input Format: AudioStreamBasicDescription: 2 ch, 44100 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved
Output Format: AudioStreamBasicDescription: 2 ch, 44100 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved
Render Test at 512 frames
Slicing Render Test at 64 frames
PASS

Set Sample Rate:
Input Format: AudioStreamBasicDescription: 2 ch, 48000 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved
Output Format: AudioStreamBasicDescription: 2 ch, 48000 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved
Render Test at 64
Render Test at 128
Render Test at 137
Render Test at 4096
Render Test at 512
PASS

1 Channel Test:
In and Out Format: AudioStreamBasicDescription: 1 ch, 48000 Hz, ‘lpcm’ (0x0000002B) 32-bit big-endian float, deinterleaved
Render Test at 512 frames

AU VALIDATION CRASHED[/code]

#2

Looks like your code is crashing when it’s given just one channel to process. You’re probably assuming there’ll be two channels, and not checking the actual number.

#3

Thanks Jules that was the problem, didn’t check the number of channels.

#4