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avoid creation of loopback connections

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3764 a95241bf-73f2-0310-859d-f6bbb57e9c96
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beveloper
2003-06-30 16:21:01 +00:00
parent af8d0a4d4e
commit b5a088d01f
1 changed files with 6 additions and 2 deletions
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src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
+6 -2
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@@ -287,7 +287,7 @@ AudioMixer::Connected(const media_source &producer, const media_destination &whe
const media_format &with_format, media_input *out_input) const media_format &with_format, media_input *out_input)
{ {
// a BBufferProducer is connection to our BBufferConsumer // a BBufferProducer is connection to our BBufferConsumer
// incoming connections should always have an incoming ID=0, // incoming connections should always have an incoming ID=0,
// and the port number must match our ControlPort() // and the port number must match our ControlPort()
if (where.id != 0 || where.port != ControlPort()) if (where.id != 0 || where.port != ControlPort())
@@ -561,7 +561,11 @@ AudioMixer::PrepareToConnect(const media_source &what, const media_destination &
// we also create the new output connection and return it in out_source. // we also create the new output connection and return it in out_source.
PRINT_FORMAT("AudioMixer::PrepareToConnect: suggested format", *format); PRINT_FORMAT("AudioMixer::PrepareToConnect: suggested format", *format);
// avoid loop connections
if (where.port == ControlPort())
return B_MEDIA_BAD_SOURCE;
// is the source valid? // is the source valid?
if (what.port != ControlPort() || what.id != 0) if (what.port != ControlPort() || what.id != 0)
return B_MEDIA_BAD_SOURCE; return B_MEDIA_BAD_SOURCE;