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Implement SniffRef

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30715 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
David McPaul 2009-05-12 14:27:26 +00:00
parent 527e6eefef
commit 05f452c37c
1 changed files with 49 additions and 1 deletions
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50
src/kits/media/MediaRoster.cpp
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@ -2847,7 +2847,55 @@ status_t
BMediaRoster::SniffRef(const entry_ref& file, uint64 requireNodeKinds,
dormant_node_info* _node, BMimeType* mimeType)
{
UNIMPLEMENTED();
CALLED();
TRACE("BMediaRoster::SniffRef looking for a node to handle %s : %Ld\n",file.name, requireNodeKinds);
if (_node == NULL)
return B_BAD_VALUE;
BMimeType aMimeType;
dormant_node_info nodes[30];
int32 count = 30;
int32 highestCapability = -1;
float capability;
media_node node;
// Get all dormant nodes using GetDormantNodes
if (B_OK == GetDormantNodes(nodes, &count, NULL, NULL, NULL, requireNodeKinds | B_FILE_INTERFACE, 0)) {
// Call SniffRefFor on each node that matches requireNodeKinds
for (int32 i=0;i<count;i++) {
if (B_OK == InstantiateDormantNode(nodes[i],&node)) {
if (B_OK == SniffRefFor(node,file,&aMimeType,&capability)) {
// find the first node that has 100% capability
TRACE("%s has a %f%% chance of playing file\n",nodes[i].name, capability * 100.0);
if (capability == 1.0) {
highestCapability = i;
break;
}
}
ReleaseNode(node);
}
}
if (highestCapability != -1) {
*_node = nodes[highestCapability];
TRACE("BMediaRoster::SniffRef: found a node %s addon-id %ld, flavor_id %ld\n",
nodes[highestCapability].name, nodes[highestCapability].addon, nodes[highestCapability].flavor_id);
if (mimeType != NULL) {
//*mimeType = aMimeType; -- need a copy constructor
}
return B_OK;
}
}
return B_ERROR;
}