mfplat: Implement CreateObjectFromByteStream().

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2019-03-11 13:28:09 +03:00 committed by Alexandre Julliard
parent c3c503d4c5
commit 577974871a
1 changed files with 317 additions and 25 deletions

View File

@ -1905,15 +1905,259 @@ static const IMFMediaSourceVtbl mfsourcevtbl =
mfsource_Shutdown,
};
typedef struct _mfsourceresolver
enum resolved_object_origin
{
OBJECT_FROM_BYTESTREAM,
};
struct resolver_queued_result
{
struct list entry;
IUnknown *object;
MF_OBJECT_TYPE obj_type;
HRESULT hr;
enum resolved_object_origin origin;
};
typedef struct source_resolver
{
IMFSourceResolver IMFSourceResolver_iface;
LONG ref;
LONG refcount;
IMFAsyncCallback stream_callback;
CRITICAL_SECTION cs;
struct list pending;
} mfsourceresolver;
static inline mfsourceresolver *impl_from_IMFSourceResolver(IMFSourceResolver *iface)
static struct source_resolver *impl_from_IMFSourceResolver(IMFSourceResolver *iface)
{
return CONTAINING_RECORD(iface, mfsourceresolver, IMFSourceResolver_iface);
return CONTAINING_RECORD(iface, struct source_resolver, IMFSourceResolver_iface);
}
static struct source_resolver *impl_from_stream_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct source_resolver, stream_callback);
}
static HRESULT resolver_handler_end_create(struct source_resolver *resolver, enum resolved_object_origin origin,
IMFAsyncResult *result)
{
IMFAsyncResult *inner_result = (IMFAsyncResult *)IMFAsyncResult_GetStateNoAddRef(result);
struct resolver_queued_result *queued_result;
union
{
IUnknown *handler;
IMFByteStreamHandler *stream_handler;
} handler;
queued_result = heap_alloc(sizeof(*queued_result));
IMFAsyncResult_GetObject(inner_result, &handler.handler);
switch (origin)
{
case OBJECT_FROM_BYTESTREAM:
queued_result->hr = IMFByteStreamHandler_EndCreateObject(handler.stream_handler, result, &queued_result->obj_type,
&queued_result->object);
break;
default:
queued_result->hr = E_FAIL;
}
IUnknown_Release(handler.handler);
if (SUCCEEDED(queued_result->hr))
{
MFASYNCRESULT *data = (MFASYNCRESULT *)inner_result;
/* Push resolved object type and created object, so we don't have to guess on End*() call. */
EnterCriticalSection(&resolver->cs);
list_add_tail(&resolver->pending, &queued_result->entry);
LeaveCriticalSection(&resolver->cs);
if (data->hEvent)
SetEvent(data->hEvent);
}
else
heap_free(queued_result);
return S_OK;
}
static HRESULT WINAPI source_resolver_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IMFAsyncCallback) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFAsyncCallback_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI source_resolver_callback_stream_AddRef(IMFAsyncCallback *iface)
{
struct source_resolver *resolver = impl_from_stream_IMFAsyncCallback(iface);
return IMFSourceResolver_AddRef(&resolver->IMFSourceResolver_iface);
}
static ULONG WINAPI source_resolver_callback_stream_Release(IMFAsyncCallback *iface)
{
struct source_resolver *resolver = impl_from_stream_IMFAsyncCallback(iface);
return IMFSourceResolver_Release(&resolver->IMFSourceResolver_iface);
}
static HRESULT WINAPI source_resolver_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT WINAPI source_resolver_callback_stream_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct source_resolver *resolver = impl_from_stream_IMFAsyncCallback(iface);
return resolver_handler_end_create(resolver, OBJECT_FROM_BYTESTREAM, result);
}
static const IMFAsyncCallbackVtbl source_resolver_callback_stream_vtbl =
{
source_resolver_callback_QueryInterface,
source_resolver_callback_stream_AddRef,
source_resolver_callback_stream_Release,
source_resolver_callback_GetParameters,
source_resolver_callback_stream_Invoke,
};
static HRESULT resolver_create_registered_handler(HKEY hkey, REFIID riid, void **handler)
{
unsigned int j = 0, name_length, type;
HRESULT hr = E_FAIL;
WCHAR clsidW[39];
CLSID clsid;
name_length = ARRAY_SIZE(clsidW);
while (!RegEnumValueW(hkey, j++, clsidW, &name_length, NULL, &type, NULL, NULL))
{
if (type == REG_SZ)
{
if (SUCCEEDED(CLSIDFromString(clsidW, &clsid)))
{
hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, riid, handler);
if (SUCCEEDED(hr))
break;
}
}
name_length = ARRAY_SIZE(clsidW);
}
return hr;
}
static HRESULT resolver_get_bytestream_handler(IMFByteStream *stream, const WCHAR *url, DWORD flags,
IMFByteStreamHandler **handler)
{
static const char streamhandlerspath[] = "Software\\Microsoft\\Windows Media Foundation\\ByteStreamHandlers";
static const HKEY hkey_roots[2] = { HKEY_CURRENT_USER, HKEY_LOCAL_MACHINE };
IMFAttributes *attributes;
const WCHAR *url_ext;
WCHAR *mimeW = NULL;
unsigned int i, j;
UINT32 length;
HRESULT hr;
*handler = NULL;
/* MIME type */
if (SUCCEEDED(IMFByteStream_QueryInterface(stream, &IID_IMFAttributes, (void **)&attributes)))
{
IMFAttributes_GetAllocatedString(attributes, &MF_BYTESTREAM_CONTENT_TYPE, &mimeW, &length);
IMFAttributes_Release(attributes);
}
/* Extension */
url_ext = url ? strrchrW(url, '.') : NULL;
if (!url_ext && !mimeW)
{
CoTaskMemFree(mimeW);
return MF_E_UNSUPPORTED_BYTESTREAM_TYPE;
}
/* FIXME: check local handlers first */
for (i = 0, hr = E_FAIL; i < ARRAY_SIZE(hkey_roots); ++i)
{
const WCHAR *namesW[2] = { mimeW, url_ext };
HKEY hkey, hkey_handler;
if (RegOpenKeyA(hkey_roots[i], streamhandlerspath, &hkey))
continue;
for (j = 0; j < ARRAY_SIZE(namesW); ++j)
{
if (!namesW[j])
continue;
if (!RegOpenKeyW(hkey, namesW[j], &hkey_handler))
{
hr = resolver_create_registered_handler(hkey_handler, &IID_IMFByteStreamHandler, (void **)handler);
RegCloseKey(hkey_handler);
}
if (SUCCEEDED(hr))
break;
}
RegCloseKey(hkey);
if (SUCCEEDED(hr))
break;
}
CoTaskMemFree(mimeW);
return hr;
}
static HRESULT resolver_end_create_object(struct source_resolver *resolver, enum resolved_object_origin origin,
IMFAsyncResult *result, MF_OBJECT_TYPE *obj_type, IUnknown **out)
{
struct resolver_queued_result *queued_result = NULL, *iter;
IUnknown *object;
HRESULT hr;
if (FAILED(hr = IMFAsyncResult_GetObject(result, &object)))
return hr;
EnterCriticalSection(&resolver->cs);
LIST_FOR_EACH_ENTRY(iter, &resolver->pending, struct resolver_queued_result, entry)
{
if (iter->object == object && iter->origin == origin)
{
list_remove(&iter->entry);
queued_result = iter;
break;
}
}
LeaveCriticalSection(&resolver->cs);
IUnknown_Release(object);
if (queued_result)
{
*out = queued_result->object;
*obj_type = queued_result->obj_type;
hr = queued_result->hr;
heap_free(queued_result);
}
else
hr = E_UNEXPECTED;
return hr;
}
static HRESULT WINAPI mfsourceresolver_QueryInterface(IMFSourceResolver *iface, REFIID riid, void **obj)
@ -1938,27 +2182,38 @@ static HRESULT WINAPI mfsourceresolver_QueryInterface(IMFSourceResolver *iface,
return S_OK;
}
static ULONG WINAPI mfsourceresolver_AddRef(IMFSourceResolver *iface)
static ULONG WINAPI source_resolver_AddRef(IMFSourceResolver *iface)
{
mfsourceresolver *This = impl_from_IMFSourceResolver(iface);
ULONG ref = InterlockedIncrement(&This->ref);
struct source_resolver *resolver = impl_from_IMFSourceResolver(iface);
ULONG refcount = InterlockedIncrement(&resolver->refcount);
TRACE("(%p)->(%u)\n", This, ref);
TRACE("%p, refcount %d.\n", iface, refcount);
return ref;
return refcount;
}
static ULONG WINAPI mfsourceresolver_Release(IMFSourceResolver *iface)
static ULONG WINAPI source_resolver_Release(IMFSourceResolver *iface)
{
mfsourceresolver *This = impl_from_IMFSourceResolver(iface);
ULONG ref = InterlockedDecrement(&This->ref);
struct source_resolver *resolver = impl_from_IMFSourceResolver(iface);
ULONG refcount = InterlockedDecrement(&resolver->refcount);
struct resolver_queued_result *result, *result2;
TRACE("(%p)->(%u)\n", This, ref);
TRACE("%p, refcount %d.\n", iface, refcount);
if (!ref)
HeapFree(GetProcessHeap(), 0, This);
if (!refcount)
{
LIST_FOR_EACH_ENTRY_SAFE(result, result2, &resolver->pending, struct resolver_queued_result, entry)
{
if (result->object)
IUnknown_Release(result->object);
list_remove(&result->entry);
heap_free(result);
}
DeleteCriticalSection(&resolver->cs);
heap_free(resolver);
}
return ref;
return refcount;
}
static HRESULT WINAPI mfsourceresolver_CreateObjectFromURL(IMFSourceResolver *iface, const WCHAR *url,
@ -1971,16 +2226,49 @@ static HRESULT WINAPI mfsourceresolver_CreateObjectFromURL(IMFSourceResolver *if
return E_NOTIMPL;
}
static HRESULT WINAPI mfsourceresolver_CreateObjectFromByteStream(IMFSourceResolver *iface, IMFByteStream *stream,
static HRESULT WINAPI source_resolver_CreateObjectFromByteStream(IMFSourceResolver *iface, IMFByteStream *stream,
const WCHAR *url, DWORD flags, IPropertyStore *props, MF_OBJECT_TYPE *obj_type, IUnknown **object)
{
mfsourceresolver *This = impl_from_IMFSourceResolver(iface);
struct source_resolver *resolver = impl_from_IMFSourceResolver(iface);
IMFByteStreamHandler *handler;
IMFAsyncResult *result;
MFASYNCRESULT *data;
HRESULT hr;
FIXME("(%p)->(%p, %s, %#x, %p, %p, %p): stub\n", This, stream, debugstr_w(url), flags, props, obj_type, object);
TRACE("%p, %p, %s, %#x, %p, %p, %p.\n", iface, stream, debugstr_w(url), flags, props, obj_type, object);
if (!stream || !obj_type || !object)
return E_POINTER;
if (FAILED(hr = resolver_get_bytestream_handler(stream, url, flags, &handler)))
goto fallback;
hr = MFCreateAsyncResult((IUnknown *)handler, NULL, NULL, &result);
IMFByteStreamHandler_Release(handler);
if (FAILED(hr))
return hr;
data = (MFASYNCRESULT *)result;
data->hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
hr = IMFByteStreamHandler_BeginCreateObject(handler, stream, url, flags, props, NULL, &resolver->stream_callback,
(IUnknown *)result);
if (FAILED(hr))
{
IMFAsyncResult_Release(result);
return hr;
}
WaitForSingleObject(data->hEvent, INFINITE);
hr = resolver_end_create_object(resolver, OBJECT_FROM_BYTESTREAM, result, obj_type, object);
IMFAsyncResult_Release(result);
/* TODO: following stub is left intentionally until real source plugins are implemented. */
if (SUCCEEDED(hr))
return hr;
fallback:
if (flags & MF_RESOLUTION_MEDIASOURCE)
{
mfsource *new_object;
@ -2055,10 +2343,10 @@ static HRESULT WINAPI mfsourceresolver_CancelObjectCreation(IMFSourceResolver *i
static const IMFSourceResolverVtbl mfsourceresolvervtbl =
{
mfsourceresolver_QueryInterface,
mfsourceresolver_AddRef,
mfsourceresolver_Release,
source_resolver_AddRef,
source_resolver_Release,
mfsourceresolver_CreateObjectFromURL,
mfsourceresolver_CreateObjectFromByteStream,
source_resolver_CreateObjectFromByteStream,
mfsourceresolver_BeginCreateObjectFromURL,
mfsourceresolver_EndCreateObjectFromURL,
mfsourceresolver_BeginCreateObjectFromByteStream,
@ -2071,21 +2359,25 @@ static const IMFSourceResolverVtbl mfsourceresolvervtbl =
*/
HRESULT WINAPI MFCreateSourceResolver(IMFSourceResolver **resolver)
{
mfsourceresolver *object;
struct source_resolver *object;
TRACE("%p\n", resolver);
if (!resolver)
return E_POINTER;
object = HeapAlloc( GetProcessHeap(), 0, sizeof(*object) );
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFSourceResolver_iface.lpVtbl = &mfsourceresolvervtbl;
object->ref = 1;
object->stream_callback.lpVtbl = &source_resolver_callback_stream_vtbl;
object->refcount = 1;
list_init(&object->pending);
InitializeCriticalSection(&object->cs);
*resolver = &object->IMFSourceResolver_iface;
return S_OK;
}