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Sweden-Number/dlls/mf/topology.c

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/*
* Copyright 2017 Nikolay Sivov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#undef INITGUID
#include <guiddef.h>
#include "mfidl.h"
#include "wine/debug.h"
#include "mf_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
static LONG next_node_id;
static TOPOID next_topology_id;
struct node_stream
{
IMFMediaType *preferred_type;
struct topology_node *connection;
DWORD connection_stream;
};
struct node_streams
{
struct node_stream *streams;
size_t size;
size_t count;
};
struct topology_node
{
IMFTopologyNode IMFTopologyNode_iface;
LONG refcount;
IMFAttributes *attributes;
MF_TOPOLOGY_TYPE node_type;
TOPOID id;
IUnknown *object;
IMFMediaType *input_type; /* Only for tee nodes. */
struct node_streams inputs;
struct node_streams outputs;
CRITICAL_SECTION cs;
};
struct topology
{
IMFTopology IMFTopology_iface;
LONG refcount;
IMFAttributes *attributes;
struct
{
struct topology_node **nodes;
size_t size;
size_t count;
} nodes;
TOPOID id;
};
struct topology_loader
{
IMFTopoLoader IMFTopoLoader_iface;
LONG refcount;
};
struct seq_source
{
IMFSequencerSource IMFSequencerSource_iface;
IMFMediaSourceTopologyProvider IMFMediaSourceTopologyProvider_iface;
LONG refcount;
};
static inline struct topology *impl_from_IMFTopology(IMFTopology *iface)
{
return CONTAINING_RECORD(iface, struct topology, IMFTopology_iface);
}
static struct topology_node *impl_from_IMFTopologyNode(IMFTopologyNode *iface)
{
return CONTAINING_RECORD(iface, struct topology_node, IMFTopologyNode_iface);
}
static const IMFTopologyNodeVtbl topologynodevtbl;
static struct topology_node *unsafe_impl_from_IMFTopologyNode(IMFTopologyNode *iface)
{
if (!iface || iface->lpVtbl != &topologynodevtbl)
return NULL;
return impl_from_IMFTopologyNode(iface);
}
static HRESULT create_topology_node(MF_TOPOLOGY_TYPE node_type, struct topology_node **node);
static HRESULT topology_node_connect_output(struct topology_node *node, DWORD output_index,
struct topology_node *connection, DWORD input_index);
static struct topology *unsafe_impl_from_IMFTopology(IMFTopology *iface);
static struct topology_loader *impl_from_IMFTopoLoader(IMFTopoLoader *iface)
{
return CONTAINING_RECORD(iface, struct topology_loader, IMFTopoLoader_iface);
}
static struct seq_source *impl_from_IMFSequencerSource(IMFSequencerSource *iface)
{
return CONTAINING_RECORD(iface, struct seq_source, IMFSequencerSource_iface);
}
static struct seq_source *impl_from_IMFMediaSourceTopologyProvider(IMFMediaSourceTopologyProvider *iface)
{
return CONTAINING_RECORD(iface, struct seq_source, IMFMediaSourceTopologyProvider_iface);
}
static HRESULT topology_node_reserve_streams(struct node_streams *streams, DWORD index)
{
if (!mf_array_reserve((void **)&streams->streams, &streams->size, index + 1, sizeof(*streams->streams)))
return E_OUTOFMEMORY;
if (index >= streams->count)
{
memset(&streams->streams[streams->count], 0, (index - streams->count + 1) * sizeof(*streams->streams));
streams->count = index + 1;
}
return S_OK;
}
static HRESULT WINAPI topology_QueryInterface(IMFTopology *iface, REFIID riid, void **out)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFTopology) ||
IsEqualIID(riid, &IID_IMFAttributes) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &topology->IMFTopology_iface;
}
else
{
FIXME("(%s, %p)\n", debugstr_guid(riid), out);
*out = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*out);
return S_OK;
}
static ULONG WINAPI topology_AddRef(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
ULONG refcount = InterlockedIncrement(&topology->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static HRESULT topology_node_disconnect_output(struct topology_node *node, DWORD output_index)
{
struct topology_node *connection = NULL;
struct node_stream *stream;
DWORD connection_stream;
HRESULT hr = S_OK;
EnterCriticalSection(&node->cs);
if (output_index < node->outputs.count)
{
stream = &node->outputs.streams[output_index];
if (stream->connection)
{
connection = stream->connection;
connection_stream = stream->connection_stream;
stream->connection = NULL;
stream->connection_stream = 0;
}
else
hr = MF_E_NOT_FOUND;
}
else
hr = E_INVALIDARG;
LeaveCriticalSection(&node->cs);
if (connection)
{
EnterCriticalSection(&connection->cs);
if (connection_stream < connection->inputs.count)
{
stream = &connection->inputs.streams[connection_stream];
if (stream->connection)
{
stream->connection = NULL;
stream->connection_stream = 0;
}
}
LeaveCriticalSection(&connection->cs);
IMFTopologyNode_Release(&connection->IMFTopologyNode_iface);
IMFTopologyNode_Release(&node->IMFTopologyNode_iface);
}
return hr;
}
static void topology_node_disconnect(struct topology_node *node)
{
struct node_stream *stream;
size_t i;
for (i = 0; i < node->outputs.count; ++i)
topology_node_disconnect_output(node, i);
for (i = 0; i < node->inputs.count; ++i)
{
stream = &node->inputs.streams[i];
if (stream->connection)
topology_node_disconnect_output(stream->connection, stream->connection_stream);
}
}
static void topology_clear(struct topology *topology)
{
size_t i;
for (i = 0; i < topology->nodes.count; ++i)
{
topology_node_disconnect(topology->nodes.nodes[i]);
IMFTopologyNode_Release(&topology->nodes.nodes[i]->IMFTopologyNode_iface);
}
heap_free(topology->nodes.nodes);
topology->nodes.nodes = NULL;
topology->nodes.count = 0;
topology->nodes.size = 0;
}
static ULONG WINAPI topology_Release(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
ULONG refcount = InterlockedDecrement(&topology->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
if (topology->attributes)
IMFAttributes_Release(topology->attributes);
topology_clear(topology);
heap_free(topology);
}
return refcount;
}
static HRESULT WINAPI topology_GetItem(IMFTopology *iface, REFGUID key, PROPVARIANT *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetItem(topology->attributes, key, value);
}
static HRESULT WINAPI topology_GetItemType(IMFTopology *iface, REFGUID key, MF_ATTRIBUTE_TYPE *type)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), type);
return IMFAttributes_GetItemType(topology->attributes, key, type);
}
static HRESULT WINAPI topology_CompareItem(IMFTopology *iface, REFGUID key, REFPROPVARIANT value, BOOL *result)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), value, result);
return IMFAttributes_CompareItem(topology->attributes, key, value, result);
}
static HRESULT WINAPI topology_Compare(IMFTopology *iface, IMFAttributes *theirs, MF_ATTRIBUTES_MATCH_TYPE type,
BOOL *result)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p, %d, %p.\n", iface, theirs, type, result);
return IMFAttributes_Compare(topology->attributes, theirs, type, result);
}
static HRESULT WINAPI topology_GetUINT32(IMFTopology *iface, REFGUID key, UINT32 *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetUINT32(topology->attributes, key, value);
}
static HRESULT WINAPI topology_GetUINT64(IMFTopology *iface, REFGUID key, UINT64 *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetUINT64(topology->attributes, key, value);
}
static HRESULT WINAPI topology_GetDouble(IMFTopology *iface, REFGUID key, double *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetDouble(topology->attributes, key, value);
}
static HRESULT WINAPI topology_GetGUID(IMFTopology *iface, REFGUID key, GUID *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetGUID(topology->attributes, key, value);
}
static HRESULT WINAPI topology_GetStringLength(IMFTopology *iface, REFGUID key, UINT32 *length)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), length);
return IMFAttributes_GetStringLength(topology->attributes, key, length);
}
static HRESULT WINAPI topology_GetString(IMFTopology *iface, REFGUID key, WCHAR *value,
UINT32 size, UINT32 *length)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %d, %p.\n", iface, debugstr_guid(key), value, size, length);
return IMFAttributes_GetString(topology->attributes, key, value, size, length);
}
static HRESULT WINAPI topology_GetAllocatedString(IMFTopology *iface, REFGUID key,
WCHAR **value, UINT32 *length)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), value, length);
return IMFAttributes_GetAllocatedString(topology->attributes, key, value, length);
}
static HRESULT WINAPI topology_GetBlobSize(IMFTopology *iface, REFGUID key, UINT32 *size)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), size);
return IMFAttributes_GetBlobSize(topology->attributes, key, size);
}
static HRESULT WINAPI topology_GetBlob(IMFTopology *iface, REFGUID key, UINT8 *buf,
UINT32 bufsize, UINT32 *blobsize)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %d, %p.\n", iface, debugstr_guid(key), buf, bufsize, blobsize);
return IMFAttributes_GetBlob(topology->attributes, key, buf, bufsize, blobsize);
}
static HRESULT WINAPI topology_GetAllocatedBlob(IMFTopology *iface, REFGUID key, UINT8 **buf, UINT32 *size)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), buf, size);
return IMFAttributes_GetAllocatedBlob(topology->attributes, key, buf, size);
}
static HRESULT WINAPI topology_GetUnknown(IMFTopology *iface, REFGUID key, REFIID riid, void **ppv)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %s, %p.\n", iface, debugstr_guid(key), debugstr_guid(riid), ppv);
return IMFAttributes_GetUnknown(topology->attributes, key, riid, ppv);
}
static HRESULT WINAPI topology_SetItem(IMFTopology *iface, REFGUID key, REFPROPVARIANT value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetItem(topology->attributes, key, value);
}
static HRESULT WINAPI topology_DeleteItem(IMFTopology *iface, REFGUID key)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s.\n", topology, debugstr_guid(key));
return IMFAttributes_DeleteItem(topology->attributes, key);
}
static HRESULT WINAPI topology_DeleteAllItems(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p.\n", iface);
return IMFAttributes_DeleteAllItems(topology->attributes);
}
static HRESULT WINAPI topology_SetUINT32(IMFTopology *iface, REFGUID key, UINT32 value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %d.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetUINT32(topology->attributes, key, value);
}
static HRESULT WINAPI topology_SetUINT64(IMFTopology *iface, REFGUID key, UINT64 value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), wine_dbgstr_longlong(value));
return IMFAttributes_SetUINT64(topology->attributes, key, value);
}
static HRESULT WINAPI topology_SetDouble(IMFTopology *iface, REFGUID key, double value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %f.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetDouble(topology->attributes, key, value);
}
static HRESULT WINAPI topology_SetGUID(IMFTopology *iface, REFGUID key, REFGUID value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), debugstr_guid(value));
return IMFAttributes_SetGUID(topology->attributes, key, value);
}
static HRESULT WINAPI topology_SetString(IMFTopology *iface, REFGUID key, const WCHAR *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), debugstr_w(value));
return IMFAttributes_SetString(topology->attributes, key, value);
}
static HRESULT WINAPI topology_SetBlob(IMFTopology *iface, REFGUID key, const UINT8 *buf, UINT32 size)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p, %d.\n", iface, debugstr_guid(key), buf, size);
return IMFAttributes_SetBlob(topology->attributes, key, buf, size);
}
static HRESULT WINAPI topology_SetUnknown(IMFTopology *iface, REFGUID key, IUnknown *unknown)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), unknown);
return IMFAttributes_SetUnknown(topology->attributes, key, unknown);
}
static HRESULT WINAPI topology_LockStore(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p.\n", iface);
return IMFAttributes_LockStore(topology->attributes);
}
static HRESULT WINAPI topology_UnlockStore(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p.\n", iface);
return IMFAttributes_UnlockStore(topology->attributes);
}
static HRESULT WINAPI topology_GetCount(IMFTopology *iface, UINT32 *count)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, count);
return IMFAttributes_GetCount(topology->attributes, count);
}
static HRESULT WINAPI topology_GetItemByIndex(IMFTopology *iface, UINT32 index, GUID *key, PROPVARIANT *value)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %u, %p, %p.\n", iface, index, key, value);
return IMFAttributes_GetItemByIndex(topology->attributes, index, key, value);
}
static HRESULT WINAPI topology_CopyAllItems(IMFTopology *iface, IMFAttributes *dest)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, dest);
return IMFAttributes_CopyAllItems(topology->attributes, dest);
}
static HRESULT WINAPI topology_GetTopologyID(IMFTopology *iface, TOPOID *id)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, id);
if (!id)
return E_POINTER;
*id = topology->id;
return S_OK;
}
static HRESULT topology_get_node_by_id(const struct topology *topology, TOPOID id, struct topology_node **node)
{
size_t i = 0;
for (i = 0; i < topology->nodes.count; ++i)
{
if (topology->nodes.nodes[i]->id == id)
{
*node = topology->nodes.nodes[i];
return S_OK;
}
}
return MF_E_NOT_FOUND;
}
static HRESULT topology_add_node(struct topology *topology, struct topology_node *node)
{
struct topology_node *match;
if (!node)
return E_POINTER;
if (SUCCEEDED(topology_get_node_by_id(topology, node->id, &match)))
return E_INVALIDARG;
if (!mf_array_reserve((void **)&topology->nodes.nodes, &topology->nodes.size, topology->nodes.count + 1,
sizeof(*topology->nodes.nodes)))
{
return E_OUTOFMEMORY;
}
topology->nodes.nodes[topology->nodes.count++] = node;
IMFTopologyNode_AddRef(&node->IMFTopologyNode_iface);
return S_OK;
}
static HRESULT WINAPI topology_AddNode(IMFTopology *iface, IMFTopologyNode *node_iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
struct topology_node *node = unsafe_impl_from_IMFTopologyNode(node_iface);
TRACE("%p, %p.\n", iface, node_iface);
return topology_add_node(topology, node);
}
static HRESULT WINAPI topology_RemoveNode(IMFTopology *iface, IMFTopologyNode *node)
{
struct topology *topology = impl_from_IMFTopology(iface);
size_t i, count;
TRACE("%p, %p.\n", iface, node);
for (i = 0; i < topology->nodes.count; ++i)
{
if (&topology->nodes.nodes[i]->IMFTopologyNode_iface == node)
{
topology_node_disconnect(topology->nodes.nodes[i]);
IMFTopologyNode_Release(&topology->nodes.nodes[i]->IMFTopologyNode_iface);
count = topology->nodes.count - i - 1;
if (count)
{
memmove(&topology->nodes.nodes[i], &topology->nodes.nodes[i + 1],
count * sizeof(*topology->nodes.nodes));
}
topology->nodes.count--;
return S_OK;
}
}
return E_INVALIDARG;
}
static HRESULT WINAPI topology_GetNodeCount(IMFTopology *iface, WORD *count)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, count);
if (!count)
return E_POINTER;
*count = topology->nodes.count;
return S_OK;
}
static HRESULT WINAPI topology_GetNode(IMFTopology *iface, WORD index, IMFTopologyNode **node)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %u, %p.\n", iface, index, node);
if (!node)
return E_POINTER;
if (index >= topology->nodes.count)
return MF_E_INVALIDINDEX;
*node = &topology->nodes.nodes[index]->IMFTopologyNode_iface;
IMFTopologyNode_AddRef(*node);
return S_OK;
}
static HRESULT WINAPI topology_Clear(IMFTopology *iface)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p.\n", iface);
topology_clear(topology);
return S_OK;
}
static HRESULT WINAPI topology_CloneFrom(IMFTopology *iface, IMFTopology *src)
{
struct topology *topology = impl_from_IMFTopology(iface);
struct topology *src_topology = unsafe_impl_from_IMFTopology(src);
struct topology_node *node;
size_t i, j;
HRESULT hr;
TRACE("%p, %p.\n", iface, src);
topology_clear(topology);
/* Clone nodes. */
for (i = 0; i < src_topology->nodes.count; ++i)
{
if (FAILED(hr = create_topology_node(src_topology->nodes.nodes[i]->node_type, &node)))
{
WARN("Failed to create a node, hr %#x.\n", hr);
break;
}
if (SUCCEEDED(hr = IMFTopologyNode_CloneFrom(&node->IMFTopologyNode_iface,
&src_topology->nodes.nodes[i]->IMFTopologyNode_iface)))
{
topology_add_node(topology, node);
}
IMFTopologyNode_Release(&node->IMFTopologyNode_iface);
}
/* Clone connections. */
for (i = 0; i < src_topology->nodes.count; ++i)
{
const struct node_streams *outputs = &src_topology->nodes.nodes[i]->outputs;
for (j = 0; j < outputs->count; ++j)
{
DWORD input_index = outputs->streams[j].connection_stream;
TOPOID id = outputs->streams[j].connection->id;
/* Skip node lookup in destination topology, assuming same node order. */
if (SUCCEEDED(hr = topology_get_node_by_id(topology, id, &node)))
topology_node_connect_output(topology->nodes.nodes[i], j, node, input_index);
}
}
/* Copy attributes and id. */
hr = IMFTopology_CopyAllItems(src, (IMFAttributes *)&topology->IMFTopology_iface);
if (SUCCEEDED(hr))
topology->id = src_topology->id;
return S_OK;
}
static HRESULT WINAPI topology_GetNodeByID(IMFTopology *iface, TOPOID id, IMFTopologyNode **ret)
{
struct topology *topology = impl_from_IMFTopology(iface);
struct topology_node *node;
HRESULT hr;
TRACE("%p, %p.\n", iface, ret);
if (SUCCEEDED(hr = topology_get_node_by_id(topology, id, &node)))
{
*ret = &node->IMFTopologyNode_iface;
IMFTopologyNode_AddRef(*ret);
}
else
*ret = NULL;
return hr;
}
static HRESULT topology_get_node_collection(const struct topology *topology, MF_TOPOLOGY_TYPE node_type,
IMFCollection **collection)
{
HRESULT hr;
size_t i;
if (!collection)
return E_POINTER;
if (FAILED(hr = MFCreateCollection(collection)))
return hr;
for (i = 0; i < topology->nodes.count; ++i)
{
if (topology->nodes.nodes[i]->node_type == node_type)
{
if (FAILED(hr = IMFCollection_AddElement(*collection,
(IUnknown *)&topology->nodes.nodes[i]->IMFTopologyNode_iface)))
{
IMFCollection_Release(*collection);
*collection = NULL;
break;
}
}
}
return hr;
}
static HRESULT WINAPI topology_GetSourceNodeCollection(IMFTopology *iface, IMFCollection **collection)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, collection);
return topology_get_node_collection(topology, MF_TOPOLOGY_SOURCESTREAM_NODE, collection);
}
static HRESULT WINAPI topology_GetOutputNodeCollection(IMFTopology *iface, IMFCollection **collection)
{
struct topology *topology = impl_from_IMFTopology(iface);
TRACE("%p, %p.\n", iface, collection);
return topology_get_node_collection(topology, MF_TOPOLOGY_OUTPUT_NODE, collection);
}
static const IMFTopologyVtbl topologyvtbl =
{
topology_QueryInterface,
topology_AddRef,
topology_Release,
topology_GetItem,
topology_GetItemType,
topology_CompareItem,
topology_Compare,
topology_GetUINT32,
topology_GetUINT64,
topology_GetDouble,
topology_GetGUID,
topology_GetStringLength,
topology_GetString,
topology_GetAllocatedString,
topology_GetBlobSize,
topology_GetBlob,
topology_GetAllocatedBlob,
topology_GetUnknown,
topology_SetItem,
topology_DeleteItem,
topology_DeleteAllItems,
topology_SetUINT32,
topology_SetUINT64,
topology_SetDouble,
topology_SetGUID,
topology_SetString,
topology_SetBlob,
topology_SetUnknown,
topology_LockStore,
topology_UnlockStore,
topology_GetCount,
topology_GetItemByIndex,
topology_CopyAllItems,
topology_GetTopologyID,
topology_AddNode,
topology_RemoveNode,
topology_GetNodeCount,
topology_GetNode,
topology_Clear,
topology_CloneFrom,
topology_GetNodeByID,
topology_GetSourceNodeCollection,
topology_GetOutputNodeCollection,
};
static struct topology *unsafe_impl_from_IMFTopology(IMFTopology *iface)
{
if (!iface || iface->lpVtbl != &topologyvtbl)
return NULL;
return impl_from_IMFTopology(iface);
}
static TOPOID topology_generate_id(void)
{
TOPOID old;
do
{
old = next_topology_id;
}
while (InterlockedCompareExchange64((LONG64 *)&next_topology_id, old + 1, old) != old);
return next_topology_id;
}
/***********************************************************************
* MFCreateTopology (mf.@)
*/
HRESULT WINAPI MFCreateTopology(IMFTopology **topology)
{
struct topology *object;
HRESULT hr;
TRACE("%p.\n", topology);
if (!topology)
return E_POINTER;
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFTopology_iface.lpVtbl = &topologyvtbl;
object->refcount = 1;
hr = MFCreateAttributes(&object->attributes, 0);
if (FAILED(hr))
{
IMFTopology_Release(&object->IMFTopology_iface);
return hr;
}
object->id = topology_generate_id();
*topology = &object->IMFTopology_iface;
return S_OK;
}
static HRESULT WINAPI topology_node_QueryInterface(IMFTopologyNode *iface, REFIID riid, void **out)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFTopologyNode) ||
IsEqualIID(riid, &IID_IMFAttributes) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &node->IMFTopologyNode_iface;
IMFTopologyNode_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI topology_node_AddRef(IMFTopologyNode *iface)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
ULONG refcount = InterlockedIncrement(&node->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI topology_node_Release(IMFTopologyNode *iface)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
ULONG refcount = InterlockedDecrement(&node->refcount);
unsigned int i;
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
if (node->object)
IUnknown_Release(node->object);
if (node->input_type)
IMFMediaType_Release(node->input_type);
for (i = 0; i < node->inputs.count; ++i)
{
if (node->inputs.streams[i].preferred_type)
IMFMediaType_Release(node->inputs.streams[i].preferred_type);
}
for (i = 0; i < node->outputs.count; ++i)
{
if (node->outputs.streams[i].preferred_type)
IMFMediaType_Release(node->outputs.streams[i].preferred_type);
}
heap_free(node->inputs.streams);
heap_free(node->outputs.streams);
IMFAttributes_Release(node->attributes);
DeleteCriticalSection(&node->cs);
heap_free(node);
}
return refcount;
}
static HRESULT WINAPI topology_node_GetItem(IMFTopologyNode *iface, REFGUID key, PROPVARIANT *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetItem(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_GetItemType(IMFTopologyNode *iface, REFGUID key, MF_ATTRIBUTE_TYPE *type)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), type);
return IMFAttributes_GetItemType(node->attributes, key, type);
}
static HRESULT WINAPI topology_node_CompareItem(IMFTopologyNode *iface, REFGUID key, REFPROPVARIANT value, BOOL *result)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), value, result);
return IMFAttributes_CompareItem(node->attributes, key, value, result);
}
static HRESULT WINAPI topology_node_Compare(IMFTopologyNode *iface, IMFAttributes *theirs,
MF_ATTRIBUTES_MATCH_TYPE type, BOOL *result)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p, %d, %p.\n", iface, theirs, type, result);
return IMFAttributes_Compare(node->attributes, theirs, type, result);
}
static HRESULT WINAPI topology_node_GetUINT32(IMFTopologyNode *iface, REFGUID key, UINT32 *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetUINT32(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_GetUINT64(IMFTopologyNode *iface, REFGUID key, UINT64 *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetUINT64(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_GetDouble(IMFTopologyNode *iface, REFGUID key, double *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetDouble(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_GetGUID(IMFTopologyNode *iface, REFGUID key, GUID *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_GetGUID(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_GetStringLength(IMFTopologyNode *iface, REFGUID key, UINT32 *length)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), length);
return IMFAttributes_GetStringLength(node->attributes, key, length);
}
static HRESULT WINAPI topology_node_GetString(IMFTopologyNode *iface, REFGUID key, WCHAR *value,
UINT32 size, UINT32 *length)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %d, %p.\n", iface, debugstr_guid(key), value, size, length);
return IMFAttributes_GetString(node->attributes, key, value, size, length);
}
static HRESULT WINAPI topology_node_GetAllocatedString(IMFTopologyNode *iface, REFGUID key,
WCHAR **value, UINT32 *length)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), value, length);
return IMFAttributes_GetAllocatedString(node->attributes, key, value, length);
}
static HRESULT WINAPI topology_node_GetBlobSize(IMFTopologyNode *iface, REFGUID key, UINT32 *size)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), size);
return IMFAttributes_GetBlobSize(node->attributes, key, size);
}
static HRESULT WINAPI topology_node_GetBlob(IMFTopologyNode *iface, REFGUID key, UINT8 *buf,
UINT32 bufsize, UINT32 *blobsize)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %d, %p.\n", iface, debugstr_guid(key), buf, bufsize, blobsize);
return IMFAttributes_GetBlob(node->attributes, key, buf, bufsize, blobsize);
}
static HRESULT WINAPI topology_node_GetAllocatedBlob(IMFTopologyNode *iface, REFGUID key, UINT8 **buf, UINT32 *size)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %p.\n", iface, debugstr_guid(key), buf, size);
return IMFAttributes_GetAllocatedBlob(node->attributes, key, buf, size);
}
static HRESULT WINAPI topology_node_GetUnknown(IMFTopologyNode *iface, REFGUID key, REFIID riid, void **ppv)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %s, %p.\n", iface, debugstr_guid(key), debugstr_guid(riid), ppv);
return IMFAttributes_GetUnknown(node->attributes, key, riid, ppv);
}
static HRESULT WINAPI topology_node_SetItem(IMFTopologyNode *iface, REFGUID key, REFPROPVARIANT value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetItem(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_DeleteItem(IMFTopologyNode *iface, REFGUID key)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s.\n", iface, debugstr_guid(key));
return IMFAttributes_DeleteItem(node->attributes, key);
}
static HRESULT WINAPI topology_node_DeleteAllItems(IMFTopologyNode *iface)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p.\n", iface);
return IMFAttributes_DeleteAllItems(node->attributes);
}
static HRESULT WINAPI topology_node_SetUINT32(IMFTopologyNode *iface, REFGUID key, UINT32 value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %d.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetUINT32(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_SetUINT64(IMFTopologyNode *iface, REFGUID key, UINT64 value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), wine_dbgstr_longlong(value));
return IMFAttributes_SetUINT64(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_SetDouble(IMFTopologyNode *iface, REFGUID key, double value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %f.\n", iface, debugstr_guid(key), value);
return IMFAttributes_SetDouble(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_SetGUID(IMFTopologyNode *iface, REFGUID key, REFGUID value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), debugstr_guid(value));
return IMFAttributes_SetGUID(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_SetString(IMFTopologyNode *iface, REFGUID key, const WCHAR *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %s.\n", iface, debugstr_guid(key), debugstr_w(value));
return IMFAttributes_SetString(node->attributes, key, value);
}
static HRESULT WINAPI topology_node_SetBlob(IMFTopologyNode *iface, REFGUID key, const UINT8 *buf, UINT32 size)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p, %d.\n", iface, debugstr_guid(key), buf, size);
return IMFAttributes_SetBlob(node->attributes, key, buf, size);
}
static HRESULT WINAPI topology_node_SetUnknown(IMFTopologyNode *iface, REFGUID key, IUnknown *unknown)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(key), unknown);
return IMFAttributes_SetUnknown(node->attributes, key, unknown);
}
static HRESULT WINAPI topology_node_LockStore(IMFTopologyNode *iface)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p.\n", iface);
return IMFAttributes_LockStore(node->attributes);
}
static HRESULT WINAPI topology_node_UnlockStore(IMFTopologyNode *iface)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p.\n", iface);
return IMFAttributes_UnlockStore(node->attributes);
}
static HRESULT WINAPI topology_node_GetCount(IMFTopologyNode *iface, UINT32 *count)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, count);
return IMFAttributes_GetCount(node->attributes, count);
}
static HRESULT WINAPI topology_node_GetItemByIndex(IMFTopologyNode *iface, UINT32 index, GUID *key, PROPVARIANT *value)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %u, %p, %p.\n", iface, index, key, value);
return IMFAttributes_GetItemByIndex(node->attributes, index, key, value);
}
static HRESULT WINAPI topology_node_CopyAllItems(IMFTopologyNode *iface, IMFAttributes *dest)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, dest);
return IMFAttributes_CopyAllItems(node->attributes, dest);
}
static HRESULT topology_node_set_object(struct topology_node *node, IUnknown *object)
{
static const GUID *iids[3] = { &IID_IPersist, &IID_IPersistStorage, &IID_IPersistPropertyBag };
IPersist *persist = NULL;
BOOL has_object_id;
GUID object_id;
unsigned int i;
HRESULT hr;
has_object_id = IMFAttributes_GetGUID(node->attributes, &MF_TOPONODE_TRANSFORM_OBJECTID, &object_id) == S_OK;
if (object && !has_object_id)
{
for (i = 0; i < ARRAY_SIZE(iids); ++i)
{
persist = NULL;
if (SUCCEEDED(hr = IUnknown_QueryInterface(object, iids[i], (void **)&persist)))
break;
}
if (persist)
{
if (FAILED(hr = IPersist_GetClassID(persist, &object_id)))
{
IPersist_Release(persist);
persist = NULL;
}
}
}
EnterCriticalSection(&node->cs);
if (node->object)
IUnknown_Release(node->object);
node->object = object;
if (node->object)
IUnknown_AddRef(node->object);
if (persist)
IMFAttributes_SetGUID(node->attributes, &MF_TOPONODE_TRANSFORM_OBJECTID, &object_id);
LeaveCriticalSection(&node->cs);
if (persist)
IPersist_Release(persist);
return S_OK;
}
static HRESULT WINAPI topology_node_SetObject(IMFTopologyNode *iface, IUnknown *object)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, object);
return topology_node_set_object(node, object);
}
static HRESULT WINAPI topology_node_GetObject(IMFTopologyNode *iface, IUnknown **object)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, object);
if (!object)
return E_POINTER;
EnterCriticalSection(&node->cs);
*object = node->object;
if (*object)
IUnknown_AddRef(*object);
LeaveCriticalSection(&node->cs);
return *object ? S_OK : E_FAIL;
}
static HRESULT WINAPI topology_node_GetNodeType(IMFTopologyNode *iface, MF_TOPOLOGY_TYPE *node_type)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, node_type);
*node_type = node->node_type;
return S_OK;
}
static HRESULT WINAPI topology_node_GetTopoNodeID(IMFTopologyNode *iface, TOPOID *id)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, id);
*id = node->id;
return S_OK;
}
static HRESULT WINAPI topology_node_SetTopoNodeID(IMFTopologyNode *iface, TOPOID id)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %s.\n", iface, wine_dbgstr_longlong(id));
node->id = id;
return S_OK;
}
static HRESULT WINAPI topology_node_GetInputCount(IMFTopologyNode *iface, DWORD *count)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, count);
*count = node->inputs.count;
return S_OK;
}
static HRESULT WINAPI topology_node_GetOutputCount(IMFTopologyNode *iface, DWORD *count)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %p.\n", iface, count);
*count = node->outputs.count;
return S_OK;
}
static void topology_node_set_stream_type(struct node_stream *stream, IMFMediaType *mediatype)
{
if (stream->preferred_type)
IMFMediaType_Release(stream->preferred_type);
stream->preferred_type = mediatype;
if (stream->preferred_type)
IMFMediaType_AddRef(stream->preferred_type);
}
static HRESULT topology_node_connect_output(struct topology_node *node, DWORD output_index,
struct topology_node *connection, DWORD input_index)
{
struct node_stream *stream;
HRESULT hr;
if (node->node_type == MF_TOPOLOGY_OUTPUT_NODE || connection->node_type == MF_TOPOLOGY_SOURCESTREAM_NODE)
return E_FAIL;
EnterCriticalSection(&node->cs);
EnterCriticalSection(&connection->cs);
topology_node_disconnect_output(node, output_index);
if (input_index < connection->inputs.count)
{
stream = &connection->inputs.streams[input_index];
if (stream->connection)
topology_node_disconnect_output(stream->connection, stream->connection_stream);
}
hr = topology_node_reserve_streams(&node->outputs, output_index);
if (SUCCEEDED(hr))
{
size_t old_count = connection->inputs.count;
hr = topology_node_reserve_streams(&connection->inputs, input_index);
if (SUCCEEDED(hr) && !old_count && connection->input_type)
{
topology_node_set_stream_type(connection->inputs.streams, connection->input_type);
IMFMediaType_Release(connection->input_type);
connection->input_type = NULL;
}
}
if (SUCCEEDED(hr))
{
node->outputs.streams[output_index].connection = connection;
IMFTopologyNode_AddRef(&node->outputs.streams[output_index].connection->IMFTopologyNode_iface);
node->outputs.streams[output_index].connection_stream = input_index;
connection->inputs.streams[input_index].connection = node;
IMFTopologyNode_AddRef(&connection->inputs.streams[input_index].connection->IMFTopologyNode_iface);
connection->inputs.streams[input_index].connection_stream = output_index;
}
LeaveCriticalSection(&connection->cs);
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_ConnectOutput(IMFTopologyNode *iface, DWORD output_index,
IMFTopologyNode *peer, DWORD input_index)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
struct topology_node *connection = unsafe_impl_from_IMFTopologyNode(peer);
TRACE("%p, %u, %p, %u.\n", iface, output_index, peer, input_index);
if (!connection)
{
WARN("External node implementations are not supported.\n");
return E_UNEXPECTED;
}
return topology_node_connect_output(node, output_index, connection, input_index);
}
static HRESULT WINAPI topology_node_DisconnectOutput(IMFTopologyNode *iface, DWORD output_index)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
TRACE("%p, %u.\n", iface, output_index);
return topology_node_disconnect_output(node, output_index);
}
static HRESULT WINAPI topology_node_GetInput(IMFTopologyNode *iface, DWORD input_index, IMFTopologyNode **ret,
DWORD *output_index)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p, %p.\n", iface, input_index, ret, output_index);
EnterCriticalSection(&node->cs);
if (input_index < node->inputs.count)
{
const struct node_stream *stream = &node->inputs.streams[input_index];
if (stream->connection)
{
*ret = &stream->connection->IMFTopologyNode_iface;
IMFTopologyNode_AddRef(*ret);
*output_index = stream->connection_stream;
}
else
hr = MF_E_NOT_FOUND;
}
else
hr = E_INVALIDARG;
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_GetOutput(IMFTopologyNode *iface, DWORD output_index, IMFTopologyNode **ret,
DWORD *input_index)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p, %p.\n", iface, output_index, ret, input_index);
EnterCriticalSection(&node->cs);
if (output_index < node->outputs.count)
{
const struct node_stream *stream = &node->outputs.streams[output_index];
if (stream->connection)
{
*ret = &stream->connection->IMFTopologyNode_iface;
IMFTopologyNode_AddRef(*ret);
*input_index = stream->connection_stream;
}
else
hr = MF_E_NOT_FOUND;
}
else
hr = E_INVALIDARG;
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_SetOutputPrefType(IMFTopologyNode *iface, DWORD index, IMFMediaType *mediatype)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p.\n", iface, index, mediatype);
EnterCriticalSection(&node->cs);
if (node->node_type != MF_TOPOLOGY_OUTPUT_NODE)
{
if (SUCCEEDED(hr = topology_node_reserve_streams(&node->outputs, index)))
topology_node_set_stream_type(&node->outputs.streams[index], mediatype);
}
else
hr = E_NOTIMPL;
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT topology_node_get_pref_type(struct node_streams *streams, unsigned int index, IMFMediaType **mediatype)
{
*mediatype = streams->streams[index].preferred_type;
if (*mediatype)
{
IMFMediaType_AddRef(*mediatype);
return S_OK;
}
return E_FAIL;
}
static HRESULT WINAPI topology_node_GetOutputPrefType(IMFTopologyNode *iface, DWORD index, IMFMediaType **mediatype)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p.\n", iface, index, mediatype);
EnterCriticalSection(&node->cs);
if (index < node->outputs.count)
hr = topology_node_get_pref_type(&node->outputs, index, mediatype);
else
hr = E_INVALIDARG;
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_SetInputPrefType(IMFTopologyNode *iface, DWORD index, IMFMediaType *mediatype)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p.\n", iface, index, mediatype);
EnterCriticalSection(&node->cs);
switch (node->node_type)
{
case MF_TOPOLOGY_TEE_NODE:
if (index)
{
hr = MF_E_INVALIDTYPE;
break;
}
if (node->inputs.count)
topology_node_set_stream_type(&node->inputs.streams[index], mediatype);
else
{
if (node->input_type)
IMFMediaType_Release(node->input_type);
node->input_type = mediatype;
if (node->input_type)
IMFMediaType_AddRef(node->input_type);
}
break;
case MF_TOPOLOGY_SOURCESTREAM_NODE:
hr = E_NOTIMPL;
break;
default:
if (SUCCEEDED(hr = topology_node_reserve_streams(&node->inputs, index)))
topology_node_set_stream_type(&node->inputs.streams[index], mediatype);
}
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_GetInputPrefType(IMFTopologyNode *iface, DWORD index, IMFMediaType **mediatype)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
HRESULT hr = S_OK;
TRACE("%p, %u, %p.\n", iface, index, mediatype);
EnterCriticalSection(&node->cs);
if (index < node->inputs.count)
{
hr = topology_node_get_pref_type(&node->inputs, index, mediatype);
}
else if (node->node_type == MF_TOPOLOGY_TEE_NODE && node->input_type)
{
*mediatype = node->input_type;
IMFMediaType_AddRef(*mediatype);
}
else
hr = E_INVALIDARG;
LeaveCriticalSection(&node->cs);
return hr;
}
static HRESULT WINAPI topology_node_CloneFrom(IMFTopologyNode *iface, IMFTopologyNode *src_node)
{
struct topology_node *node = impl_from_IMFTopologyNode(iface);
MF_TOPOLOGY_TYPE node_type;
IMFMediaType *mediatype;
IUnknown *object;
DWORD count, i;
TOPOID topoid;
HRESULT hr;
TRACE("%p, %p.\n", iface, src_node);
if (FAILED(hr = IMFTopologyNode_GetNodeType(src_node, &node_type)))
return hr;
if (node->node_type != node_type)
return MF_E_INVALIDREQUEST;
if (FAILED(hr = IMFTopologyNode_GetTopoNodeID(src_node, &topoid)))
return hr;
object = NULL;
IMFTopologyNode_GetObject(src_node, &object);
EnterCriticalSection(&node->cs);
hr = IMFTopologyNode_CopyAllItems(src_node, node->attributes);
if (SUCCEEDED(hr))
hr = topology_node_set_object(node, object);
if (SUCCEEDED(hr))
node->id = topoid;
if (SUCCEEDED(IMFTopologyNode_GetInputCount(src_node, &count)))
{
for (i = 0; i < count; ++i)
{
if (SUCCEEDED(IMFTopologyNode_GetInputPrefType(src_node, i, &mediatype)))
{
IMFTopologyNode_SetInputPrefType(iface, i, mediatype);
IMFMediaType_Release(mediatype);
}
}
}
if (SUCCEEDED(IMFTopologyNode_GetOutputCount(src_node, &count)))
{
for (i = 0; i < count; ++i)
{
if (SUCCEEDED(IMFTopologyNode_GetOutputPrefType(src_node, i, &mediatype)))
{
IMFTopologyNode_SetOutputPrefType(iface, i, mediatype);
IMFMediaType_Release(mediatype);
}
}
}
LeaveCriticalSection(&node->cs);
if (object)
IUnknown_Release(object);
return hr;
}
static const IMFTopologyNodeVtbl topologynodevtbl =
{
topology_node_QueryInterface,
topology_node_AddRef,
topology_node_Release,
topology_node_GetItem,
topology_node_GetItemType,
topology_node_CompareItem,
topology_node_Compare,
topology_node_GetUINT32,
topology_node_GetUINT64,
topology_node_GetDouble,
topology_node_GetGUID,
topology_node_GetStringLength,
topology_node_GetString,
topology_node_GetAllocatedString,
topology_node_GetBlobSize,
topology_node_GetBlob,
topology_node_GetAllocatedBlob,
topology_node_GetUnknown,
topology_node_SetItem,
topology_node_DeleteItem,
topology_node_DeleteAllItems,
topology_node_SetUINT32,
topology_node_SetUINT64,
topology_node_SetDouble,
topology_node_SetGUID,
topology_node_SetString,
topology_node_SetBlob,
topology_node_SetUnknown,
topology_node_LockStore,
topology_node_UnlockStore,
topology_node_GetCount,
topology_node_GetItemByIndex,
topology_node_CopyAllItems,
topology_node_SetObject,
topology_node_GetObject,
topology_node_GetNodeType,
topology_node_GetTopoNodeID,
topology_node_SetTopoNodeID,
topology_node_GetInputCount,
topology_node_GetOutputCount,
topology_node_ConnectOutput,
topology_node_DisconnectOutput,
topology_node_GetInput,
topology_node_GetOutput,
topology_node_SetOutputPrefType,
topology_node_GetOutputPrefType,
topology_node_SetInputPrefType,
topology_node_GetInputPrefType,
topology_node_CloneFrom,
};
static HRESULT create_topology_node(MF_TOPOLOGY_TYPE node_type, struct topology_node **node)
{
HRESULT hr;
*node = heap_alloc_zero(sizeof(**node));
if (!*node)
return E_OUTOFMEMORY;
(*node)->IMFTopologyNode_iface.lpVtbl = &topologynodevtbl;
(*node)->refcount = 1;
(*node)->node_type = node_type;
hr = MFCreateAttributes(&(*node)->attributes, 0);
if (FAILED(hr))
{
heap_free(*node);
return hr;
}
(*node)->id = ((TOPOID)GetCurrentProcessId() << 32) | InterlockedIncrement(&next_node_id);
InitializeCriticalSection(&(*node)->cs);
return S_OK;
}
HRESULT topology_node_get_object(IMFTopologyNode *node, REFIID riid, void **obj)
{
IUnknown *unk;
HRESULT hr;
*obj = NULL;
if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &unk)))
{
hr = IUnknown_QueryInterface(unk, riid, obj);
IUnknown_Release(unk);
}
return hr;
}
/***********************************************************************
* MFCreateTopologyNode (mf.@)
*/
HRESULT WINAPI MFCreateTopologyNode(MF_TOPOLOGY_TYPE node_type, IMFTopologyNode **node)
{
struct topology_node *object;
HRESULT hr;
TRACE("%d, %p.\n", node_type, node);
if (!node)
return E_POINTER;
hr = create_topology_node(node_type, &object);
if (SUCCEEDED(hr))
*node = &object->IMFTopologyNode_iface;
return hr;
}
/***********************************************************************
* MFGetTopoNodeCurrentType (mf.@)
*/
HRESULT WINAPI MFGetTopoNodeCurrentType(IMFTopologyNode *node, DWORD stream, BOOL output, IMFMediaType **type)
{
IMFMediaTypeHandler *type_handler;
MF_TOPOLOGY_TYPE node_type;
IMFStreamSink *stream_sink;
IMFStreamDescriptor *sd;
IMFTransform *transform;
UINT32 primary_output;
HRESULT hr;
TRACE("%p, %u, %d, %p.\n", node, stream, output, type);
if (FAILED(hr = IMFTopologyNode_GetNodeType(node, &node_type)))
return hr;
switch (node_type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
if (SUCCEEDED(topology_node_get_object(node, &IID_IMFStreamSink, (void **)&stream_sink)))
{
hr = IMFStreamSink_GetMediaTypeHandler(stream_sink, &type_handler);
IMFStreamSink_Release(stream_sink);
if (SUCCEEDED(hr))
{
hr = IMFMediaTypeHandler_GetCurrentMediaType(type_handler, type);
IMFMediaTypeHandler_Release(type_handler);
}
}
break;
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (FAILED(hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_STREAM_DESCRIPTOR, &IID_IMFStreamDescriptor,
(void **)&sd)))
{
return hr;
}
hr = IMFStreamDescriptor_GetMediaTypeHandler(sd, &type_handler);
IMFStreamDescriptor_Release(sd);
if (SUCCEEDED(hr))
{
hr = IMFMediaTypeHandler_GetCurrentMediaType(type_handler, type);
IMFMediaTypeHandler_Release(type_handler);
}
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
if (SUCCEEDED(hr = topology_node_get_object(node, &IID_IMFTransform, (void **)&transform)))
{
if (output)
hr = IMFTransform_GetOutputCurrentType(transform, stream, type);
else
hr = IMFTransform_GetInputCurrentType(transform, stream, type);
IMFTransform_Release(transform);
}
break;
case MF_TOPOLOGY_TEE_NODE:
if (SUCCEEDED(hr = IMFTopologyNode_GetInputPrefType(node, 0, type)))
break;
if (FAILED(IMFTopologyNode_GetUINT32(node, &MF_TOPONODE_PRIMARYOUTPUT, &primary_output)))
primary_output = 0;
hr = IMFTopologyNode_GetOutputPrefType(node, primary_output, type);
break;
default:
;
}
return hr;
}
static HRESULT WINAPI topology_loader_QueryInterface(IMFTopoLoader *iface, REFIID riid, void **out)
{
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFTopoLoader) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = iface;
IMFTopoLoader_AddRef(iface);
return S_OK;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI topology_loader_AddRef(IMFTopoLoader *iface)
{
struct topology_loader *loader = impl_from_IMFTopoLoader(iface);
ULONG refcount = InterlockedIncrement(&loader->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI topology_loader_Release(IMFTopoLoader *iface)
{
struct topology_loader *loader = impl_from_IMFTopoLoader(iface);
ULONG refcount = InterlockedDecrement(&loader->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
heap_free(loader);
}
return refcount;
}
struct topoloader_context
{
IMFTopology *input_topology;
IMFTopology *output_topology;
unsigned int marker;
GUID key;
};
static IMFTopologyNode *topology_loader_get_node_for_marker(struct topoloader_context *context, TOPOID *id)
{
IMFTopologyNode *node;
unsigned short i = 0;
unsigned int value;
while (SUCCEEDED(IMFTopology_GetNode(context->output_topology, i++, &node)))
{
if (SUCCEEDED(IMFTopologyNode_GetUINT32(node, &context->key, &value)) && value == context->marker)
{
IMFTopologyNode_GetTopoNodeID(node, id);
return node;
}
IMFTopologyNode_Release(node);
}
*id = 0;
return NULL;
}
static HRESULT topology_loader_clone_node(struct topoloader_context *context, IMFTopologyNode *node,
IMFTopologyNode **ret, unsigned int marker)
{
IMFTopologyNode *cloned_node;
MF_TOPOLOGY_TYPE node_type;
HRESULT hr;
if (ret) *ret = NULL;
IMFTopologyNode_GetNodeType(node, &node_type);
if (FAILED(hr = MFCreateTopologyNode(node_type, &cloned_node)))
return hr;
if (SUCCEEDED(hr = IMFTopologyNode_CloneFrom(cloned_node, node)))
hr = IMFTopologyNode_SetUINT32(cloned_node, &context->key, marker);
if (SUCCEEDED(hr))
hr = IMFTopology_AddNode(context->output_topology, cloned_node);
if (SUCCEEDED(hr) && ret)
{
*ret = cloned_node;
IMFTopologyNode_AddRef(*ret);
}
IMFTopologyNode_Release(cloned_node);
return hr;
}
struct transform_output_type
{
IMFMediaType *type;
IMFTransform *transform;
IMFActivate *activate;
};
struct connect_context
{
struct topoloader_context *context;
IMFTopologyNode *upstream_node;
IMFTopologyNode *sink;
IMFMediaTypeHandler *sink_handler;
unsigned int output_index;
unsigned int input_index;
GUID converter_category;
GUID decoder_category;
};
typedef HRESULT (*p_connect_func)(struct transform_output_type *output_type, struct connect_context *context);
static void topology_loader_release_transforms(IMFActivate **activates, unsigned int count)
{
unsigned int i;
for (i = 0; i < count; ++i)
IMFActivate_Release(activates[i]);
CoTaskMemFree(activates);
}
static HRESULT topology_loader_enumerate_output_types(const GUID *category, IMFMediaType *input_type,
p_connect_func connect_func, struct connect_context *context)
{
MFT_REGISTER_TYPE_INFO mft_typeinfo;
IMFActivate **activates;
unsigned int i, count;
HRESULT hr;
if (FAILED(hr = IMFMediaType_GetMajorType(input_type, &mft_typeinfo.guidMajorType)))
return hr;
if (FAILED(hr = IMFMediaType_GetGUID(input_type, &MF_MT_SUBTYPE, &mft_typeinfo.guidSubtype)))
return hr;
if (FAILED(hr = MFTEnumEx(*category, MFT_ENUM_FLAG_ALL, &mft_typeinfo, NULL, &activates, &count)))
return hr;
hr = E_FAIL;
for (i = 0; i < count; ++i)
{
IMFTransform *transform;
if (FAILED(IMFActivate_ActivateObject(activates[i], &IID_IMFTransform, (void **)&transform)))
{
WARN("Failed to create a transform.\n");
continue;
}
if (SUCCEEDED(hr = IMFTransform_SetInputType(transform, 0, input_type, 0)))
{
struct transform_output_type output_type;
unsigned int output_count = 0;
output_type.transform = transform;
output_type.activate = activates[i];
while (SUCCEEDED(IMFTransform_GetOutputAvailableType(transform, 0, output_count++, &output_type.type)))
{
hr = connect_func(&output_type, context);
IMFMediaType_Release(output_type.type);
if (SUCCEEDED(hr))
{
topology_loader_release_transforms(activates, count);
return hr;
}
}
}
IMFActivate_ShutdownObject(activates[i]);
}
topology_loader_release_transforms(activates, count);
return hr;
}
static HRESULT topology_loader_create_transform(const struct transform_output_type *output_type,
IMFTopologyNode **node)
{
HRESULT hr;
GUID guid;
if (FAILED(hr = MFCreateTopologyNode(MF_TOPOLOGY_TRANSFORM_NODE, node)))
return hr;
IMFTopologyNode_SetObject(*node, (IUnknown *)output_type->transform);
if (SUCCEEDED(IMFActivate_GetGUID(output_type->activate, &MF_TRANSFORM_CATEGORY_Attribute, &guid)) &&
(IsEqualGUID(&guid, &MFT_CATEGORY_AUDIO_DECODER) || IsEqualGUID(&guid, &MFT_CATEGORY_VIDEO_DECODER)))
{
IMFTopologyNode_SetUINT32(*node, &MF_TOPONODE_DECODER, 1);
}
if (SUCCEEDED(IMFActivate_GetGUID(output_type->activate, &MFT_TRANSFORM_CLSID_Attribute, &guid)))
IMFTopologyNode_SetGUID(*node, &MF_TOPONODE_TRANSFORM_OBJECTID, &guid);
return hr;
}
static HRESULT connect_to_sink(struct transform_output_type *output_type, struct connect_context *context)
{
IMFTopologyNode *node;
HRESULT hr;
if (FAILED(IMFMediaTypeHandler_IsMediaTypeSupported(context->sink_handler, output_type->type, NULL)))
return MF_E_TRANSFORM_NOT_POSSIBLE_FOR_CURRENT_MEDIATYPE_COMBINATION;
if (FAILED(hr = topology_loader_create_transform(output_type, &node)))
return hr;
IMFTopology_AddNode(context->context->output_topology, node);
IMFTopologyNode_ConnectOutput(context->upstream_node, 0, node, 0);
IMFTopologyNode_ConnectOutput(node, 0, context->sink, 0);
IMFTopologyNode_Release(node);
hr = IMFMediaTypeHandler_SetCurrentMediaType(context->sink_handler, output_type->type);
if (SUCCEEDED(hr))
hr = IMFTransform_SetOutputType(output_type->transform, 0, output_type->type, 0);
return S_OK;
}
static HRESULT connect_to_converter(struct transform_output_type *output_type, struct connect_context *context)
{
struct connect_context sink_ctx;
IMFTopologyNode *node;
HRESULT hr;
if (SUCCEEDED(connect_to_sink(output_type, context)))
return S_OK;
if (FAILED(hr = topology_loader_create_transform(output_type, &node)))
return hr;
sink_ctx = *context;
sink_ctx.upstream_node = node;
if (SUCCEEDED(hr = topology_loader_enumerate_output_types(&context->converter_category, output_type->type,
connect_to_sink, &sink_ctx)))
{
hr = IMFTopology_AddNode(context->context->output_topology, node);
}
IMFTopologyNode_Release(node);
if (SUCCEEDED(hr))
{
IMFTopology_AddNode(context->context->output_topology, node);
IMFTopologyNode_ConnectOutput(context->upstream_node, 0, node, 0);
hr = IMFTransform_SetOutputType(output_type->transform, 0, output_type->type, 0);
}
return hr;
}
typedef HRESULT (*p_topology_loader_connect_func)(struct topoloader_context *context, IMFTopologyNode *upstream_node,
unsigned int output_index, IMFTopologyNode *downstream_node, unsigned int input_index);
static HRESULT topology_loader_get_node_type_handler(IMFTopologyNode *node, IMFMediaTypeHandler **handler)
{
MF_TOPOLOGY_TYPE node_type;
IMFStreamSink *stream_sink;
IMFStreamDescriptor *sd;
HRESULT hr;
if (FAILED(hr = IMFTopologyNode_GetNodeType(node, &node_type)))
return hr;
switch (node_type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
if (SUCCEEDED(hr = topology_node_get_object(node, &IID_IMFStreamSink, (void **)&stream_sink)))
{
hr = IMFStreamSink_GetMediaTypeHandler(stream_sink, handler);
IMFStreamSink_Release(stream_sink);
}
break;
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (SUCCEEDED(hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_STREAM_DESCRIPTOR,
&IID_IMFStreamDescriptor, (void **)&sd)))
{
hr = IMFStreamDescriptor_GetMediaTypeHandler(sd, handler);
IMFStreamDescriptor_Release(sd);
}
break;
default:
WARN("Unexpected node type %u.\n", node_type);
return MF_E_UNEXPECTED;
}
return hr;
}
static HRESULT topology_loader_get_mft_categories(IMFMediaTypeHandler *handler, GUID *decode_cat, GUID *convert_cat)
{
GUID major;
HRESULT hr;
if (FAILED(hr = IMFMediaTypeHandler_GetMajorType(handler, &major)))
return hr;
if (IsEqualGUID(&major, &MFMediaType_Audio))
{
*decode_cat = MFT_CATEGORY_AUDIO_DECODER;
*convert_cat = MFT_CATEGORY_AUDIO_EFFECT;
}
else if (IsEqualGUID(&major, &MFMediaType_Video))
{
*decode_cat = MFT_CATEGORY_VIDEO_DECODER;
*convert_cat = MFT_CATEGORY_VIDEO_EFFECT;
}
else
{
WARN("Unexpected major type %s.\n", debugstr_guid(&major));
return MF_E_INVALIDTYPE;
}
return S_OK;
}
static HRESULT topology_loader_connect(IMFMediaTypeHandler *sink_handler, unsigned int sink_method,
struct connect_context *sink_ctx, struct connect_context *convert_ctx, IMFMediaType *media_type)
{
HRESULT hr;
if (SUCCEEDED(hr = IMFMediaTypeHandler_IsMediaTypeSupported(sink_handler, media_type, NULL))
&& SUCCEEDED(hr = IMFMediaTypeHandler_SetCurrentMediaType(sink_handler, media_type)))
{
hr = IMFTopologyNode_ConnectOutput(sink_ctx->upstream_node, sink_ctx->output_index, sink_ctx->sink, sink_ctx->input_index);
}
if (FAILED(hr) && sink_method & MF_CONNECT_ALLOW_CONVERTER)
{
hr = topology_loader_enumerate_output_types(&convert_ctx->converter_category, media_type, connect_to_sink, sink_ctx);
}
if (FAILED(hr) && sink_method & MF_CONNECT_ALLOW_DECODER)
{
hr = topology_loader_enumerate_output_types(&convert_ctx->decoder_category, media_type,
connect_to_converter, convert_ctx);
}
return hr;
}
static HRESULT topology_loader_foreach_source_type(IMFMediaTypeHandler *sink_handler, IMFMediaTypeHandler *source_handler,
unsigned int sink_method, struct connect_context *sink_ctx, struct connect_context *convert_ctx)
{
unsigned int index = 0;
IMFMediaType *media_type;
HRESULT hr;
while (SUCCEEDED(hr = IMFMediaTypeHandler_GetMediaTypeByIndex(source_handler, index++, &media_type)))
{
hr = topology_loader_connect(sink_handler, sink_method, sink_ctx, convert_ctx, media_type);
if (SUCCEEDED(hr)) break;
IMFMediaType_Release(media_type);
media_type = NULL;
}
if (media_type)
{
hr = IMFMediaTypeHandler_SetCurrentMediaType(source_handler, media_type);
IMFMediaType_Release(media_type);
}
return hr;
}
static HRESULT topology_loader_connect_source_to_sink(struct topoloader_context *context, IMFTopologyNode *source,
unsigned int output_index, IMFTopologyNode *sink, unsigned int input_index)
{
IMFMediaTypeHandler *source_handler = NULL, *sink_handler = NULL;
struct connect_context convert_ctx, sink_ctx;
MF_CONNECT_METHOD source_method, sink_method;
unsigned int enumerate_source_types = 0;
IMFMediaType *media_type;
HRESULT hr;
TRACE("attempting to connect %p:%u to %p:%u\n", source, output_index, sink, input_index);
if (FAILED(hr = topology_loader_get_node_type_handler(source, &source_handler)))
goto done;
if (FAILED(hr = topology_loader_get_node_type_handler(sink, &sink_handler)))
goto done;
if (FAILED(IMFTopologyNode_GetUINT32(source, &MF_TOPONODE_CONNECT_METHOD, &source_method)))
source_method = MF_CONNECT_DIRECT;
if (FAILED(IMFTopologyNode_GetUINT32(sink, &MF_TOPONODE_CONNECT_METHOD, &sink_method)))
sink_method = MF_CONNECT_ALLOW_DECODER;
sink_ctx.context = context;
sink_ctx.upstream_node = source;
sink_ctx.sink = sink;
sink_ctx.sink_handler = sink_handler;
sink_ctx.output_index = output_index;
sink_ctx.input_index = input_index;
convert_ctx = sink_ctx;
if (FAILED(hr = topology_loader_get_mft_categories(source_handler, &convert_ctx.decoder_category,
&convert_ctx.converter_category)))
goto done;
IMFTopology_GetUINT32(context->output_topology, &MF_TOPOLOGY_ENUMERATE_SOURCE_TYPES, &enumerate_source_types);
if (enumerate_source_types)
{
if (source_method & MF_CONNECT_RESOLVE_INDEPENDENT_OUTPUTTYPES)
{
hr = topology_loader_foreach_source_type(sink_handler, source_handler, MF_CONNECT_ALLOW_DECODER,
&sink_ctx, &convert_ctx);
}
else
{
hr = topology_loader_foreach_source_type(sink_handler, source_handler, MF_CONNECT_DIRECT,
&sink_ctx, &convert_ctx);
if (FAILED(hr))
hr = topology_loader_foreach_source_type(sink_handler, source_handler, MF_CONNECT_ALLOW_CONVERTER,
&sink_ctx, &convert_ctx);
if (FAILED(hr))
hr = topology_loader_foreach_source_type(sink_handler, source_handler, MF_CONNECT_ALLOW_DECODER,
&sink_ctx, &convert_ctx);
}
}
else
{
if (SUCCEEDED(hr = IMFMediaTypeHandler_GetCurrentMediaType(source_handler, &media_type)))
{
hr = topology_loader_connect(sink_handler, sink_method, &sink_ctx, &convert_ctx, media_type);
IMFMediaType_Release(media_type);
}
}
done:
if (source_handler)
IMFMediaTypeHandler_Release(source_handler);
if (sink_handler)
IMFMediaTypeHandler_Release(sink_handler);
return hr;
}
static HRESULT topology_loader_resolve_branch(struct topoloader_context *context, IMFTopologyNode *upstream_node,
unsigned int output_index, IMFTopologyNode *downstream_node, unsigned input_index)
{
static const p_topology_loader_connect_func connectors[MF_TOPOLOGY_TEE_NODE+1][MF_TOPOLOGY_TEE_NODE+1] =
{
/* OUTPUT */ { NULL },
/* SOURCESTREAM */ { topology_loader_connect_source_to_sink, NULL, NULL, NULL },
/* TRANSFORM */ { NULL },
/* TEE */ { NULL },
};
MF_TOPOLOGY_TYPE u_type, d_type;
IMFTopologyNode *node;
TOPOID id;
/* Downstream node might have already been cloned. */
IMFTopologyNode_GetTopoNodeID(downstream_node, &id);
if (FAILED(IMFTopology_GetNodeByID(context->output_topology, id, &node)))
topology_loader_clone_node(context, downstream_node, &node, context->marker + 1);
IMFTopologyNode_GetNodeType(upstream_node, &u_type);
IMFTopologyNode_GetNodeType(downstream_node, &d_type);
if (!connectors[u_type][d_type])
{
WARN("Unsupported branch kind %d -> %d.\n", u_type, d_type);
return E_FAIL;
}
return connectors[u_type][d_type](context, upstream_node, output_index, node, input_index);
}
static HRESULT topology_loader_resolve_nodes(struct topoloader_context *context, unsigned int *layer_size)
{
IMFTopologyNode *downstream_node, *node, *orig_node;
unsigned int input_index, size = 0;
MF_TOPOLOGY_TYPE node_type;
HRESULT hr = S_OK;
TOPOID id;
while ((node = topology_loader_get_node_for_marker(context, &id)))
{
++size;
IMFTopology_GetNodeByID(context->input_topology, id, &orig_node);
IMFTopologyNode_GetNodeType(node, &node_type);
switch (node_type)
{
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (FAILED(IMFTopologyNode_GetOutput(orig_node, 0, &downstream_node, &input_index)))
{
IMFTopology_RemoveNode(context->output_topology, node);
continue;
}
hr = topology_loader_resolve_branch(context, node, 0, downstream_node, input_index);
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
case MF_TOPOLOGY_TEE_NODE:
FIXME("Unsupported node type %d.\n", node_type);
break;
default:
WARN("Unexpected node type %d.\n", node_type);
}
IMFTopologyNode_DeleteItem(node, &context->key);
if (FAILED(hr))
break;
}
*layer_size = size;
return hr;
}
static BOOL topology_loader_is_node_d3d_aware(IMFTopologyNode *node)
{
IMFAttributes *attributes;
unsigned int d3d_aware = 0;
IMFTransform *transform;
if (FAILED(topology_node_get_object(node, &IID_IMFAttributes, (void **)&attributes)))
return FALSE;
IMFAttributes_GetUINT32(attributes, &MF_SA_D3D_AWARE, &d3d_aware);
IMFAttributes_Release(attributes);
if (!d3d_aware && SUCCEEDED(topology_node_get_object(node, &IID_IMFTransform, (void **)&transform)))
{
d3d_aware = mf_is_sample_copier_transform(transform);
IMFTransform_Release(transform);
}
return !!d3d_aware;
}
static HRESULT topology_loader_create_copier(IMFTopologyNode *upstream_node, unsigned int upstream_output,
IMFTopologyNode *downstream_node, unsigned int downstream_input, IMFTransform **copier)
{
IMFMediaType *input_type = NULL, *output_type = NULL;
IMFTransform *transform;
HRESULT hr;
if (FAILED(hr = MFCreateSampleCopierMFT(&transform)))
return hr;
if (FAILED(hr = MFGetTopoNodeCurrentType(upstream_node, upstream_output, TRUE, &input_type)))
WARN("Failed to get upstream media type hr %#x.\n", hr);
if (SUCCEEDED(hr) && FAILED(hr = MFGetTopoNodeCurrentType(downstream_node, downstream_input, FALSE, &output_type)))
WARN("Failed to get downstream media type hr %#x.\n", hr);
if (SUCCEEDED(hr) && FAILED(hr = IMFTransform_SetInputType(transform, 0, input_type, 0)))
WARN("Input type wasn't accepted, hr %#x.\n", hr);
if (SUCCEEDED(hr) && FAILED(hr = IMFTransform_SetOutputType(transform, 0, output_type, 0)))
WARN("Output type wasn't accepted, hr %#x.\n", hr);
if (SUCCEEDED(hr))
{
*copier = transform;
IMFTransform_AddRef(*copier);
}
if (input_type)
IMFMediaType_Release(input_type);
if (output_type)
IMFMediaType_Release(output_type);
IMFTransform_Release(transform);
return hr;
}
static HRESULT topology_loader_connect_copier(struct topoloader_context *context, IMFTopologyNode *upstream_node,
unsigned int upstream_output, IMFTopologyNode *downstream_node, unsigned int downstream_input, IMFTransform *copier)
{
IMFTopologyNode *copier_node;
HRESULT hr;
if (FAILED(hr = MFCreateTopologyNode(MF_TOPOLOGY_TRANSFORM_NODE, &copier_node)))
return hr;
IMFTopologyNode_SetObject(copier_node, (IUnknown *)copier);
IMFTopology_AddNode(context->output_topology, copier_node);
IMFTopologyNode_ConnectOutput(upstream_node, upstream_output, copier_node, 0);
IMFTopologyNode_ConnectOutput(copier_node, 0, downstream_node, downstream_input);
IMFTopologyNode_Release(copier_node);
return S_OK;
}
/* Right now this should be used for output nodes only. */
static HRESULT topology_loader_connect_d3d_aware_input(struct topoloader_context *context,
IMFTopologyNode *node)
{
IMFTopologyNode *upstream_node;
unsigned int upstream_output;
IMFStreamSink *stream_sink;
IMFTransform *copier = NULL;
HRESULT hr;
if (FAILED(hr = topology_node_get_object(node, &IID_IMFStreamSink, (void **)&stream_sink)))
return hr;
if (topology_loader_is_node_d3d_aware(node))
{
if (SUCCEEDED(IMFTopologyNode_GetInput(node, 0, &upstream_node, &upstream_output)))
{
if (!topology_loader_is_node_d3d_aware(upstream_node))
{
if (SUCCEEDED(hr = topology_loader_create_copier(upstream_node, upstream_output, node, 0, &copier)))
{
hr = topology_loader_connect_copier(context, upstream_node, upstream_output, node, 0, copier);
IMFTransform_Release(copier);
}
}
IMFTopologyNode_Release(upstream_node);
}
}
IMFStreamSink_Release(stream_sink);
return hr;
}
static void topology_loader_resolve_complete(struct topoloader_context *context)
{
MF_TOPOLOGY_TYPE node_type;
IMFTopologyNode *node;
WORD i, node_count;
HRESULT hr;
IMFTopology_GetNodeCount(context->output_topology, &node_count);
for (i = 0; i < node_count; ++i)
{
if (SUCCEEDED(IMFTopology_GetNode(context->output_topology, i, &node)))
{
IMFTopologyNode_GetNodeType(node, &node_type);
if (node_type == MF_TOPOLOGY_OUTPUT_NODE)
{
/* Set MF_TOPONODE_STREAMID for all outputs. */
if (FAILED(IMFTopologyNode_GetItem(node, &MF_TOPONODE_STREAMID, NULL)))
IMFTopologyNode_SetUINT32(node, &MF_TOPONODE_STREAMID, 0);
if (FAILED(hr = topology_loader_connect_d3d_aware_input(context, node)))
WARN("Failed to connect D3D-aware input, hr %#x.\n", hr);
}
else if (node_type == MF_TOPOLOGY_SOURCESTREAM_NODE)
{
/* Set MF_TOPONODE_MEDIASTART for all sources. */
if (FAILED(IMFTopologyNode_GetItem(node, &MF_TOPONODE_MEDIASTART, NULL)))
IMFTopologyNode_SetUINT64(node, &MF_TOPONODE_MEDIASTART, 0);
}
IMFTopologyNode_Release(node);
}
}
}
static HRESULT WINAPI topology_loader_Load(IMFTopoLoader *iface, IMFTopology *input_topology,
IMFTopology **ret_topology, IMFTopology *current_topology)
{
struct topoloader_context context = { 0 };
IMFTopology *output_topology;
MF_TOPOLOGY_TYPE node_type;
unsigned int layer_size;
IMFTopologyNode *node;
unsigned short i = 0;
IMFStreamSink *sink;
IUnknown *object;
HRESULT hr = E_FAIL;
FIXME("%p, %p, %p, %p.\n", iface, input_topology, ret_topology, current_topology);
if (current_topology)
FIXME("Current topology instance is ignored.\n");
/* Basic sanity checks for input topology:
- source nodes must have stream descriptor set;
- sink nodes must be resolved to stream sink objects;
*/
while (SUCCEEDED(IMFTopology_GetNode(input_topology, i++, &node)))
{
IMFTopologyNode_GetNodeType(node, &node_type);
switch (node_type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &object)))
{
/* Sinks must be bound beforehand. */
if (FAILED(IUnknown_QueryInterface(object, &IID_IMFStreamSink, (void **)&sink)))
hr = MF_E_TOPO_SINK_ACTIVATES_UNSUPPORTED;
else if (sink)
IMFStreamSink_Release(sink);
IUnknown_Release(object);
}
break;
case MF_TOPOLOGY_SOURCESTREAM_NODE:
hr = IMFTopologyNode_GetItem(node, &MF_TOPONODE_STREAM_DESCRIPTOR, NULL);
break;
default:
;
}
IMFTopologyNode_Release(node);
if (FAILED(hr))
return hr;
}
if (FAILED(hr = MFCreateTopology(&output_topology)))
return hr;
IMFTopology_CopyAllItems(input_topology, (IMFAttributes *)output_topology);
context.input_topology = input_topology;
context.output_topology = output_topology;
memset(&context.key, 0xff, sizeof(context.key));
/* Clone source nodes, use initial marker value. */
i = 0;
while (SUCCEEDED(IMFTopology_GetNode(input_topology, i++, &node)))
{
IMFTopologyNode_GetNodeType(node, &node_type);
if (node_type == MF_TOPOLOGY_SOURCESTREAM_NODE)
{
if (FAILED(hr = topology_loader_clone_node(&context, node, NULL, 0)))
WARN("Failed to clone source node, hr %#x.\n", hr);
}
IMFTopologyNode_Release(node);
}
for (context.marker = 0;; ++context.marker)
{
if (FAILED(hr = topology_loader_resolve_nodes(&context, &layer_size)))
{
WARN("Failed to resolve for marker %u, hr %#x.\n", context.marker, hr);
break;
}
/* Reached last marker value. */
if (!layer_size)
break;
}
if (SUCCEEDED(hr))
topology_loader_resolve_complete(&context);
*ret_topology = output_topology;
return hr;
}
static const IMFTopoLoaderVtbl topologyloadervtbl =
{
topology_loader_QueryInterface,
topology_loader_AddRef,
topology_loader_Release,
topology_loader_Load,
};
/***********************************************************************
* MFCreateTopoLoader (mf.@)
*/
HRESULT WINAPI MFCreateTopoLoader(IMFTopoLoader **loader)
{
struct topology_loader *object;
TRACE("%p.\n", loader);
if (!loader)
return E_POINTER;
object = heap_alloc(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFTopoLoader_iface.lpVtbl = &topologyloadervtbl;
object->refcount = 1;
*loader = &object->IMFTopoLoader_iface;
return S_OK;
}
static HRESULT WINAPI seq_source_QueryInterface(IMFSequencerSource *iface, REFIID riid, void **out)
{
struct seq_source *seq_source = impl_from_IMFSequencerSource(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
*out = NULL;
if (IsEqualIID(riid, &IID_IMFSequencerSource) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &seq_source->IMFSequencerSource_iface;
}
else if (IsEqualIID(riid, &IID_IMFMediaSourceTopologyProvider))
{
*out = &seq_source->IMFMediaSourceTopologyProvider_iface;
}
else
{
WARN("Unimplemented %s.\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
if (*out)
IUnknown_AddRef((IUnknown *)*out);
return S_OK;
}
static ULONG WINAPI seq_source_AddRef(IMFSequencerSource *iface)
{
struct seq_source *seq_source = impl_from_IMFSequencerSource(iface);
ULONG refcount = InterlockedIncrement(&seq_source->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI seq_source_Release(IMFSequencerSource *iface)
{
struct seq_source *seq_source = impl_from_IMFSequencerSource(iface);
ULONG refcount = InterlockedDecrement(&seq_source->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
heap_free(seq_source);
}
return refcount;
}
static HRESULT WINAPI seq_source_AppendTopology(IMFSequencerSource *iface, IMFTopology *topology,
DWORD flags, MFSequencerElementId *id)
{
FIXME("%p, %p, %x, %p.\n", iface, topology, flags, id);
return E_NOTIMPL;
}
static HRESULT WINAPI seq_source_DeleteTopology(IMFSequencerSource *iface, MFSequencerElementId id)
{
FIXME("%p, %#x.\n", iface, id);
return E_NOTIMPL;
}
static HRESULT WINAPI seq_source_GetPresentationContext(IMFSequencerSource *iface,
IMFPresentationDescriptor *descriptor, MFSequencerElementId *id, IMFTopology **topology)
{
FIXME("%p, %p, %p, %p.\n", iface, descriptor, id, topology);
return E_NOTIMPL;
}
static HRESULT WINAPI seq_source_UpdateTopology(IMFSequencerSource *iface, MFSequencerElementId id,
IMFTopology *topology)
{
FIXME("%p, %#x, %p.\n", iface, id, topology);
return E_NOTIMPL;
}
static HRESULT WINAPI seq_source_UpdateTopologyFlags(IMFSequencerSource *iface, MFSequencerElementId id, DWORD flags)
{
FIXME("%p, %#x, %#x.\n", iface, id, flags);
return E_NOTIMPL;
}
static HRESULT WINAPI seq_source_topology_provider_QueryInterface(IMFMediaSourceTopologyProvider *iface, REFIID riid,
void **obj)
{
struct seq_source *seq_source = impl_from_IMFMediaSourceTopologyProvider(iface);
return IMFSequencerSource_QueryInterface(&seq_source->IMFSequencerSource_iface, riid, obj);
}
static ULONG WINAPI seq_source_topology_provider_AddRef(IMFMediaSourceTopologyProvider *iface)
{
struct seq_source *seq_source = impl_from_IMFMediaSourceTopologyProvider(iface);
return IMFSequencerSource_AddRef(&seq_source->IMFSequencerSource_iface);
}
static ULONG WINAPI seq_source_topology_provider_Release(IMFMediaSourceTopologyProvider *iface)
{
struct seq_source *seq_source = impl_from_IMFMediaSourceTopologyProvider(iface);
return IMFSequencerSource_Release(&seq_source->IMFSequencerSource_iface);
}
static HRESULT WINAPI seq_source_topology_provider_GetMediaSourceTopology(IMFMediaSourceTopologyProvider *iface,
IMFPresentationDescriptor *pd, IMFTopology **topology)
{
FIXME("%p, %p, %p.\n", iface, pd, topology);
return E_NOTIMPL;
}
static const IMFMediaSourceTopologyProviderVtbl seq_source_topology_provider_vtbl =
{
seq_source_topology_provider_QueryInterface,
seq_source_topology_provider_AddRef,
seq_source_topology_provider_Release,
seq_source_topology_provider_GetMediaSourceTopology,
};
static const IMFSequencerSourceVtbl seqsourcevtbl =
{
seq_source_QueryInterface,
seq_source_AddRef,
seq_source_Release,
seq_source_AppendTopology,
seq_source_DeleteTopology,
seq_source_GetPresentationContext,
seq_source_UpdateTopology,
seq_source_UpdateTopologyFlags,
};
/***********************************************************************
* MFCreateSequencerSource (mf.@)
*/
HRESULT WINAPI MFCreateSequencerSource(IUnknown *reserved, IMFSequencerSource **seq_source)
{
struct seq_source *object;
TRACE("%p, %p.\n", reserved, seq_source);
if (!seq_source)
return E_POINTER;
object = heap_alloc(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFSequencerSource_iface.lpVtbl = &seqsourcevtbl;
object->IMFMediaSourceTopologyProvider_iface.lpVtbl = &seq_source_topology_provider_vtbl;
object->refcount = 1;
*seq_source = &object->IMFSequencerSource_iface;
return S_OK;
}
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