AVCaptureOutput didOutputSampleBuffer para de ser chamado
Eu tenho um problema com o método delegadodidOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer fromConnection:(AVCaptureConnection *)connection
doAVCaptureOutput
.
Para de ser chamado dentro de um ou dois segundos quando adiciono o sampleBuffer a umCFArray
. Se eu remover oCFArray
código, o método delegate continua sendo chamado, então não faço ideia do porquêCFArray
código está fazendo com que pare. Eu apreciaria qualquer ajuda.
@property CFMutableArrayRef sampleBufferArray;
- (void)captureOutput:(AVCaptureOutput *)captureOutput didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer fromConnection:(AVCaptureConnection *)connection
{
NSLog(@"Called");
if (!self.sampleBufferArray)
{
self.sampleBufferArray = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
CFArrayAppendValue(self.sampleBufferArray, sampleBuffer);
}
else
{
CFArrayAppendValue(self.sampleBufferArray, sampleBuffer);
}
}
Saída do console:
// Session start
2015-06-15 13:06:07.264 App[22467:5897858] Called
2015-06-15 13:06:07.286 App[22467:5897858] Called
2015-06-15 13:06:07.289 App[22467:5897858] Called
2015-06-15 13:06:07.315 App[22467:5897895] Called
2015-06-15 13:06:07.366 App[22467:5897895] Called
2015-06-15 13:06:07.384 App[22467:5897895] Called
2015-06-15 13:06:07.411 App[22467:5897895] Called
2015-06-15 13:06:07.449 App[22467:5897858] Called
2015-06-15 13:06:07.480 App[22467:5897858] Called
2015-06-15 13:06:07.513 App[22467:5897895] Called
2015-06-15 13:06:07.546 App[22467:5897895] Called
2015-06-15 13:06:07.579 App[22467:5897895] Called
2015-06-15 13:06:07.614 App[22467:5897895] Called
// No more calls after this point