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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>
#include <math.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "mfidl.h"
#include "evr.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "wine/list.h"
#include "mf_private.h"
#include "initguid.h"
DEFINE_GUID(_MF_TOPONODE_IMFActivate, 0x33706f4a, 0x309a, 0x49be, 0xa8, 0xdd, 0xe7, 0xc0, 0x87, 0x5e, 0xb6, 0x79);
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
enum session_command
{
SESSION_CMD_CLEAR_TOPOLOGIES,
SESSION_CMD_CLOSE,
SESSION_CMD_SET_TOPOLOGY,
SESSION_CMD_START,
SESSION_CMD_PAUSE,
SESSION_CMD_STOP,
/* Internally used commands. */
SESSION_CMD_END,
SESSION_CMD_QM_NOTIFY_TOPOLOGY,
SESSION_CMD_SA_READY,
};
struct session_op
{
IUnknown IUnknown_iface;
LONG refcount;
enum session_command command;
union
{
struct
{
DWORD flags;
IMFTopology *topology;
} set_topology;
struct
{
GUID time_format;
PROPVARIANT start_position;
} start;
struct
{
IMFTopology *topology;
} notify_topology;
struct
{
TOPOID node_id;
} sa_ready;
} u;
struct list entry;
};
struct queued_topology
{
struct list entry;
IMFTopology *topology;
MF_TOPOSTATUS status;
};
enum session_state
{
SESSION_STATE_STOPPED = 0,
SESSION_STATE_STARTING_SOURCES,
SESSION_STATE_PREROLLING_SINKS,
SESSION_STATE_STARTING_SINKS,
SESSION_STATE_STARTED,
SESSION_STATE_PAUSING_SINKS,
SESSION_STATE_PAUSING_SOURCES,
SESSION_STATE_PAUSED,
SESSION_STATE_STOPPING_SINKS,
SESSION_STATE_STOPPING_SOURCES,
SESSION_STATE_FINALIZING_SINKS,
SESSION_STATE_CLOSED,
SESSION_STATE_SHUT_DOWN,
};
enum object_state
{
OBJ_STATE_STOPPED = 0,
OBJ_STATE_STARTED,
OBJ_STATE_PAUSED,
OBJ_STATE_PREROLLED,
OBJ_STATE_INVALID,
};
enum media_source_flags
{
SOURCE_FLAG_END_OF_PRESENTATION = 0x1,
};
struct media_source
{
struct list entry;
IMFMediaSource *source;
IMFPresentationDescriptor *pd;
enum object_state state;
unsigned int flags;
};
struct media_sink
{
struct list entry;
IMFMediaSink *sink;
IMFMediaSinkPreroll *preroll;
IMFMediaEventGenerator *event_generator;
BOOL finalized;
};
struct sample
{
struct list entry;
IMFSample *sample;
};
struct transform_stream
{
struct list samples;
unsigned int requests;
unsigned int min_buffer_size;
};
enum topo_node_flags
{
TOPO_NODE_END_OF_STREAM = 0x1,
};
struct topo_node
{
struct list entry;
struct media_session *session;
MF_TOPOLOGY_TYPE type;
TOPOID node_id;
IMFTopologyNode *node;
enum object_state state;
unsigned int flags;
union
{
IMFMediaStream *source_stream;
IMFStreamSink *sink_stream;
IMFTransform *transform;
IUnknown *object;
} object;
union
{
struct
{
IMFMediaSource *source;
unsigned int stream_id;
} source;
struct
{
unsigned int requests;
IMFVideoSampleAllocatorNotify notify_cb;
IMFVideoSampleAllocator *allocator;
IMFVideoSampleAllocatorCallback *allocator_cb;
} sink;
struct
{
struct transform_stream *inputs;
unsigned int *input_map;
unsigned int input_count;
struct transform_stream *outputs;
unsigned int *output_map;
unsigned int output_count;
} transform;
} u;
};
enum presentation_flags
{
SESSION_FLAG_SOURCES_SUBSCRIBED = 0x1,
SESSION_FLAG_PRESENTATION_CLOCK_SET = 0x2,
SESSION_FLAG_FINALIZE_SINKS = 0x4,
SESSION_FLAG_NEEDS_PREROLL = 0x8,
SESSION_FLAG_END_OF_PRESENTATION = 0x10,
};
struct media_session
{
IMFMediaSession IMFMediaSession_iface;
IMFGetService IMFGetService_iface;
IMFRateSupport IMFRateSupport_iface;
IMFRateControl IMFRateControl_iface;
IMFTopologyNodeAttributeEditor IMFTopologyNodeAttributeEditor_iface;
IMFAsyncCallback commands_callback;
IMFAsyncCallback events_callback;
IMFAsyncCallback sink_finalizer_callback;
LONG refcount;
IMFMediaEventQueue *event_queue;
IMFPresentationClock *clock;
IMFPresentationTimeSource *system_time_source;
IMFRateControl *clock_rate_control;
IMFTopoLoader *topo_loader;
IMFQualityManager *quality_manager;
struct
{
IMFTopology *current_topology;
MF_TOPOSTATUS topo_status;
MFTIME clock_stop_time;
unsigned int flags;
struct list sources;
struct list sinks;
struct list nodes;
/* Latest Start() arguments. */
GUID time_format;
PROPVARIANT start_position;
} presentation;
struct list topologies;
struct list commands;
enum session_state state;
DWORD caps;
CRITICAL_SECTION cs;
};
struct clock_sink
{
struct list entry;
IMFClockStateSink *state_sink;
};
enum clock_command
{
CLOCK_CMD_START = 0,
CLOCK_CMD_STOP,
CLOCK_CMD_PAUSE,
CLOCK_CMD_SET_RATE,
CLOCK_CMD_MAX,
};
enum clock_notification
{
CLOCK_NOTIFY_START,
CLOCK_NOTIFY_STOP,
CLOCK_NOTIFY_PAUSE,
CLOCK_NOTIFY_RESTART,
CLOCK_NOTIFY_SET_RATE,
};
struct clock_state_change_param
{
union
{
LONGLONG offset;
float rate;
} u;
};
struct sink_notification
{
IUnknown IUnknown_iface;
LONG refcount;
MFTIME system_time;
struct clock_state_change_param param;
enum clock_notification notification;
IMFClockStateSink *sink;
};
struct clock_timer
{
IUnknown IUnknown_iface;
LONG refcount;
IMFAsyncResult *result;
IMFAsyncCallback *callback;
MFWORKITEM_KEY key;
struct list entry;
};
struct presentation_clock
{
IMFPresentationClock IMFPresentationClock_iface;
IMFRateControl IMFRateControl_iface;
IMFTimer IMFTimer_iface;
IMFShutdown IMFShutdown_iface;
IMFAsyncCallback sink_callback;
IMFAsyncCallback timer_callback;
LONG refcount;
IMFPresentationTimeSource *time_source;
IMFClockStateSink *time_source_sink;
MFCLOCK_STATE state;
LONGLONG start_offset;
struct list sinks;
struct list timers;
float rate;
LONGLONG frequency;
CRITICAL_SECTION cs;
BOOL is_shut_down;
};
enum quality_manager_state
{
QUALITY_MANAGER_READY = 0,
QUALITY_MANAGER_SHUT_DOWN,
};
struct quality_manager
{
IMFQualityManager IMFQualityManager_iface;
IMFClockStateSink IMFClockStateSink_iface;
LONG refcount;
IMFTopology *topology;
IMFPresentationClock *clock;
unsigned int state;
CRITICAL_SECTION cs;
};
static inline struct media_session *impl_from_IMFMediaSession(IMFMediaSession *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFMediaSession_iface);
}
static struct media_session *impl_from_commands_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_session, commands_callback);
}
static struct media_session *impl_from_events_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_session, events_callback);
}
static struct media_session *impl_from_sink_finalizer_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct media_session, sink_finalizer_callback);
}
static struct media_session *impl_from_IMFGetService(IMFGetService *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFGetService_iface);
}
static struct media_session *impl_session_from_IMFRateSupport(IMFRateSupport *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFRateSupport_iface);
}
static struct media_session *impl_session_from_IMFRateControl(IMFRateControl *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFRateControl_iface);
}
static struct media_session *impl_session_from_IMFTopologyNodeAttributeEditor(IMFTopologyNodeAttributeEditor *iface)
{
return CONTAINING_RECORD(iface, struct media_session, IMFTopologyNodeAttributeEditor_iface);
}
static struct session_op *impl_op_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct session_op, IUnknown_iface);
}
static struct presentation_clock *impl_from_IMFPresentationClock(IMFPresentationClock *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, IMFPresentationClock_iface);
}
static struct presentation_clock *impl_from_IMFRateControl(IMFRateControl *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, IMFRateControl_iface);
}
static struct presentation_clock *impl_from_IMFTimer(IMFTimer *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, IMFTimer_iface);
}
static struct presentation_clock *impl_from_IMFShutdown(IMFShutdown *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, IMFShutdown_iface);
}
static struct presentation_clock *impl_from_sink_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, sink_callback);
}
static struct presentation_clock *impl_from_timer_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
{
return CONTAINING_RECORD(iface, struct presentation_clock, timer_callback);
}
static struct clock_timer *impl_clock_timer_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct clock_timer, IUnknown_iface);
}
static struct sink_notification *impl_sink_notification_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct sink_notification, IUnknown_iface);
}
static struct quality_manager *impl_from_IMFQualityManager(IMFQualityManager *iface)
{
return CONTAINING_RECORD(iface, struct quality_manager, IMFQualityManager_iface);
}
static struct quality_manager *impl_from_qm_IMFClockStateSink(IMFClockStateSink *iface)
{
return CONTAINING_RECORD(iface, struct quality_manager, IMFClockStateSink_iface);
}
static struct topo_node *impl_node_from_IMFVideoSampleAllocatorNotify(IMFVideoSampleAllocatorNotify *iface)
{
return CONTAINING_RECORD(iface, struct topo_node, u.sink.notify_cb);
}
/* IMFLocalMFTRegistration */
static HRESULT WINAPI local_mft_registration_QueryInterface(IMFLocalMFTRegistration *iface, REFIID riid, void **obj)
{
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IMFLocalMFTRegistration) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFLocalMFTRegistration_AddRef(iface);
return S_OK;
}
WARN("Unexpected %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI local_mft_registration_AddRef(IMFLocalMFTRegistration *iface)
{
return 2;
}
static ULONG WINAPI local_mft_registration_Release(IMFLocalMFTRegistration *iface)
{
return 1;
}
static HRESULT WINAPI local_mft_registration_RegisterMFTs(IMFLocalMFTRegistration *iface, MFT_REGISTRATION_INFO *info,
DWORD count)
{
HRESULT hr = S_OK;
DWORD i;
TRACE("%p, %p, %u.\n", iface, info, count);
for (i = 0; i < count; ++i)
{
if (FAILED(hr = MFTRegisterLocalByCLSID(&info[i].clsid, &info[i].guidCategory, info[i].pszName,
info[i].uiFlags, info[i].cInTypes, info[i].pInTypes, info[i].cOutTypes, info[i].pOutTypes)))
{
break;
}
}
return hr;
}
static const IMFLocalMFTRegistrationVtbl local_mft_registration_vtbl =
{
local_mft_registration_QueryInterface,
local_mft_registration_AddRef,
local_mft_registration_Release,
local_mft_registration_RegisterMFTs,
};
static IMFLocalMFTRegistration local_mft_registration = { &local_mft_registration_vtbl };
static HRESULT WINAPI session_op_QueryInterface(IUnknown *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IUnknown_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI session_op_AddRef(IUnknown *iface)
{
struct session_op *op = impl_op_from_IUnknown(iface);
ULONG refcount = InterlockedIncrement(&op->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI session_op_Release(IUnknown *iface)
{
struct session_op *op = impl_op_from_IUnknown(iface);
ULONG refcount = InterlockedDecrement(&op->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
switch (op->command)
{
case SESSION_CMD_SET_TOPOLOGY:
if (op->u.set_topology.topology)
IMFTopology_Release(op->u.set_topology.topology);
break;
case SESSION_CMD_START:
PropVariantClear(&op->u.start.start_position);
break;
case SESSION_CMD_QM_NOTIFY_TOPOLOGY:
if (op->u.notify_topology.topology)
IMFTopology_Release(op->u.notify_topology.topology);
break;
default:
;
}
heap_free(op);
}
return refcount;
}
static const IUnknownVtbl session_op_vtbl =
{
session_op_QueryInterface,
session_op_AddRef,
session_op_Release,
};
static HRESULT create_session_op(enum session_command command, struct session_op **ret)
{
struct session_op *op;
if (!(op = heap_alloc_zero(sizeof(*op))))
return E_OUTOFMEMORY;
op->IUnknown_iface.lpVtbl = &session_op_vtbl;
op->refcount = 1;
op->command = command;
*ret = op;
return S_OK;
}
static HRESULT session_is_shut_down(struct media_session *session)
{
return session->state == SESSION_STATE_SHUT_DOWN ? MF_E_SHUTDOWN : S_OK;
}
static void session_push_back_command(struct media_session *session, enum session_command command)
{
struct session_op *op;
if (SUCCEEDED(create_session_op(command, &op)))
list_add_head(&session->commands, &op->entry);
}
static HRESULT session_submit_command(struct media_session *session, struct session_op *op)
{
HRESULT hr;
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
{
if (list_empty(&session->commands))
hr = MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface);
list_add_tail(&session->commands, &op->entry);
IUnknown_AddRef(&op->IUnknown_iface);
}
LeaveCriticalSection(&session->cs);
return hr;
}
static HRESULT session_submit_simple_command(struct media_session *session, enum session_command command)
{
struct session_op *op;
HRESULT hr;
if (FAILED(hr = create_session_op(command, &op)))
return hr;
hr = session_submit_command(session, op);
IUnknown_Release(&op->IUnknown_iface);
return hr;
}
static void session_clear_topologies(struct media_session *session)
{
struct queued_topology *ptr, *next;
LIST_FOR_EACH_ENTRY_SAFE(ptr, next, &session->topologies, struct queued_topology, entry)
{
list_remove(&ptr->entry);
IMFTopology_Release(ptr->topology);
heap_free(ptr);
}
}
static void session_set_topo_status(struct media_session *session, HRESULT status,
MF_TOPOSTATUS topo_status)
{
IMFMediaEvent *event;
PROPVARIANT param;
if (topo_status == MF_TOPOSTATUS_INVALID)
return;
if (list_empty(&session->topologies))
{
FIXME("Unexpectedly empty topology queue.\n");
return;
}
if (topo_status > session->presentation.topo_status)
{
struct queued_topology *topology = LIST_ENTRY(list_head(&session->topologies), struct queued_topology, entry);
param.vt = VT_UNKNOWN;
param.punkVal = (IUnknown *)topology->topology;
if (FAILED(MFCreateMediaEvent(MESessionTopologyStatus, &GUID_NULL, status, &param, &event)))
return;
session->presentation.topo_status = topo_status;
IMFMediaEvent_SetUINT32(event, &MF_EVENT_TOPOLOGY_STATUS, topo_status);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
}
static HRESULT session_bind_output_nodes(IMFTopology *topology)
{
MF_TOPOLOGY_TYPE node_type;
IMFStreamSink *stream_sink;
IMFMediaSink *media_sink;
WORD node_count = 0, i;
IMFTopologyNode *node;
IMFActivate *activate;
UINT32 stream_id;
IUnknown *object;
HRESULT hr;
hr = IMFTopology_GetNodeCount(topology, &node_count);
for (i = 0; i < node_count; ++i)
{
if (FAILED(hr = IMFTopology_GetNode(topology, i, &node)))
break;
if (FAILED(hr = IMFTopologyNode_GetNodeType(node, &node_type)) || node_type != MF_TOPOLOGY_OUTPUT_NODE)
{
IMFTopologyNode_Release(node);
continue;
}
if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &object)))
{
stream_sink = NULL;
if (FAILED(IUnknown_QueryInterface(object, &IID_IMFStreamSink, (void **)&stream_sink)))
{
if (SUCCEEDED(hr = IUnknown_QueryInterface(object, &IID_IMFActivate, (void **)&activate)))
{
if (SUCCEEDED(hr = IMFActivate_ActivateObject(activate, &IID_IMFMediaSink, (void **)&media_sink)))
{
if (FAILED(IMFTopologyNode_GetUINT32(node, &MF_TOPONODE_STREAMID, &stream_id)))
stream_id = 0;
stream_sink = NULL;
if (FAILED(IMFMediaSink_GetStreamSinkById(media_sink, stream_id, &stream_sink)))
hr = IMFMediaSink_AddStreamSink(media_sink, stream_id, NULL, &stream_sink);
if (stream_sink)
hr = IMFTopologyNode_SetObject(node, (IUnknown *)stream_sink);
IMFMediaSink_Release(media_sink);
}
if (SUCCEEDED(hr))
IMFTopologyNode_SetUnknown(node, &_MF_TOPONODE_IMFActivate, (IUnknown *)activate);
IMFActivate_Release(activate);
}
}
if (stream_sink)
IMFStreamSink_Release(stream_sink);
IUnknown_Release(object);
}
IMFTopologyNode_Release(node);
}
return hr;
}
static void session_set_caps(struct media_session *session, DWORD caps)
{
DWORD delta = session->caps ^ caps;
IMFMediaEvent *event;
/* Delta is documented to reflect rate value changes as well, but it's not clear what to compare
them to, since session always queries for current object rates. */
if (!delta)
return;
session->caps = caps;
if (FAILED(MFCreateMediaEvent(MESessionCapabilitiesChanged, &GUID_NULL, S_OK, NULL, &event)))
return;
IMFMediaEvent_SetUINT32(event, &MF_EVENT_SESSIONCAPS, caps);
IMFMediaEvent_SetUINT32(event, &MF_EVENT_SESSIONCAPS_DELTA, delta);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
static void transform_release_sample(struct sample *sample)
{
list_remove(&sample->entry);
if (sample->sample)
IMFSample_Release(sample->sample);
heap_free(sample);
}
static void transform_stream_drop_samples(struct transform_stream *stream)
{
struct sample *sample, *sample2;
LIST_FOR_EACH_ENTRY_SAFE(sample, sample2, &stream->samples, struct sample, entry)
transform_release_sample(sample);
}
static void release_topo_node(struct topo_node *node)
{
unsigned int i;
switch (node->type)
{
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (node->u.source.source)
IMFMediaSource_Release(node->u.source.source);
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
for (i = 0; i < node->u.transform.input_count; ++i)
transform_stream_drop_samples(&node->u.transform.inputs[i]);
for (i = 0; i < node->u.transform.output_count; ++i)
transform_stream_drop_samples(&node->u.transform.outputs[i]);
heap_free(node->u.transform.inputs);
heap_free(node->u.transform.outputs);
heap_free(node->u.transform.input_map);
heap_free(node->u.transform.output_map);
break;
case MF_TOPOLOGY_OUTPUT_NODE:
if (node->u.sink.allocator)
IMFVideoSampleAllocator_Release(node->u.sink.allocator);
if (node->u.sink.allocator_cb)
{
IMFVideoSampleAllocatorCallback_SetCallback(node->u.sink.allocator_cb, NULL);
IMFVideoSampleAllocatorCallback_Release(node->u.sink.allocator_cb);
}
break;
default:
;
}
if (node->object.object)
IUnknown_Release(node->object.object);
if (node->node)
IMFTopologyNode_Release(node->node);
heap_free(node);
}
static void session_shutdown_current_topology(struct media_session *session)
{
unsigned int shutdown, force_shutdown;
MF_TOPOLOGY_TYPE node_type;
IMFStreamSink *stream_sink;
IMFTopology *topology;
IMFTopologyNode *node;
IMFActivate *activate;
IMFMediaSink *sink;
WORD idx = 0;
HRESULT hr;
topology = session->presentation.current_topology;
force_shutdown = session->state == SESSION_STATE_SHUT_DOWN;
/* FIXME: should handle async MFTs, but these are not supported by the rest of the pipeline currently. */
while (SUCCEEDED(IMFTopology_GetNode(topology, idx++, &node)))
{
if (SUCCEEDED(IMFTopologyNode_GetNodeType(node, &node_type)) &&
node_type == MF_TOPOLOGY_OUTPUT_NODE)
{
shutdown = 1;
IMFTopologyNode_GetUINT32(node, &MF_TOPONODE_NOSHUTDOWN_ON_REMOVE, &shutdown);
if (force_shutdown || shutdown)
{
if (SUCCEEDED(IMFTopologyNode_GetUnknown(node, &_MF_TOPONODE_IMFActivate, &IID_IMFActivate,
(void **)&activate)))
{
if (FAILED(hr = IMFActivate_ShutdownObject(activate)))
WARN("Failed to shut down activation object for the sink, hr %#x.\n", hr);
IMFActivate_Release(activate);
}
else if (SUCCEEDED(topology_node_get_object(node, &IID_IMFStreamSink, (void **)&stream_sink)))
{
if (SUCCEEDED(IMFStreamSink_GetMediaSink(stream_sink, &sink)))
{
IMFMediaSink_Shutdown(sink);
IMFMediaSink_Release(sink);
}
IMFStreamSink_Release(stream_sink);
}
}
}
IMFTopologyNode_Release(node);
}
}
static void session_clear_presentation(struct media_session *session)
{
struct media_source *source, *source2;
struct media_sink *sink, *sink2;
struct topo_node *node, *node2;
struct session_op *op, *op2;
session_shutdown_current_topology(session);
IMFTopology_Clear(session->presentation.current_topology);
session->presentation.topo_status = MF_TOPOSTATUS_INVALID;
LIST_FOR_EACH_ENTRY_SAFE(source, source2, &session->presentation.sources, struct media_source, entry)
{
list_remove(&source->entry);
if (source->source)
IMFMediaSource_Release(source->source);
if (source->pd)
IMFPresentationDescriptor_Release(source->pd);
heap_free(source);
}
LIST_FOR_EACH_ENTRY_SAFE(node, node2, &session->presentation.nodes, struct topo_node, entry)
{
list_remove(&node->entry);
release_topo_node(node);
}
LIST_FOR_EACH_ENTRY_SAFE(sink, sink2, &session->presentation.sinks, struct media_sink, entry)
{
list_remove(&sink->entry);
if (sink->sink)
IMFMediaSink_Release(sink->sink);
if (sink->preroll)
IMFMediaSinkPreroll_Release(sink->preroll);
if (sink->event_generator)
IMFMediaEventGenerator_Release(sink->event_generator);
heap_free(sink);
}
LIST_FOR_EACH_ENTRY_SAFE(op, op2, &session->commands, struct session_op, entry)
{
list_remove(&op->entry);
IUnknown_Release(&op->IUnknown_iface);
}
}
static struct topo_node *session_get_node_by_id(const struct media_session *session, TOPOID id)
{
struct topo_node *node;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->node_id == id)
return node;
}
return NULL;
}
static void session_start(struct media_session *session, const GUID *time_format, const PROPVARIANT *start_position)
{
struct media_source *source;
HRESULT hr;
switch (session->state)
{
case SESSION_STATE_STOPPED:
case SESSION_STATE_PAUSED:
session->presentation.time_format = *time_format;
session->presentation.start_position.vt = VT_EMPTY;
PropVariantCopy(&session->presentation.start_position, start_position);
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (!(session->presentation.flags & SESSION_FLAG_SOURCES_SUBSCRIBED))
{
if (FAILED(hr = IMFMediaSource_BeginGetEvent(source->source, &session->events_callback,
(IUnknown *)source->source)))
{
WARN("Failed to subscribe to source events, hr %#x.\n", hr);
}
}
if (FAILED(hr = IMFMediaSource_Start(source->source, source->pd, &GUID_NULL, start_position)))
WARN("Failed to start media source %p, hr %#x.\n", source->source, hr);
}
session->presentation.flags |= SESSION_FLAG_SOURCES_SUBSCRIBED;
session->state = SESSION_STATE_STARTING_SOURCES;
break;
case SESSION_STATE_STARTED:
FIXME("Seeking is not implemented.\n");
break;
case SESSION_STATE_CLOSED:
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStarted, &GUID_NULL,
MF_E_INVALIDREQUEST, NULL);
break;
default:
;
}
}
static void session_command_complete(struct media_session *session)
{
struct session_op *op;
struct list *e;
/* Pop current command, submit next. */
if ((e = list_head(&session->commands)))
{
op = LIST_ENTRY(e, struct session_op, entry);
list_remove(&op->entry);
IUnknown_Release(&op->IUnknown_iface);
}
if ((e = list_head(&session->commands)))
{
op = LIST_ENTRY(e, struct session_op, entry);
MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface);
}
}
static void session_set_started(struct media_session *session)
{
struct media_source *source;
unsigned int caps, flags;
IMFMediaEvent *event;
session->state = SESSION_STATE_STARTED;
caps = session->caps | MFSESSIONCAP_PAUSE;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (SUCCEEDED(IMFMediaSource_GetCharacteristics(source->source, &flags)))
{
if (!(flags & MFMEDIASOURCE_CAN_PAUSE))
{
caps &= ~MFSESSIONCAP_PAUSE;
break;
}
}
}
session_set_caps(session, caps);
if (SUCCEEDED(MFCreateMediaEvent(MESessionStarted, &GUID_NULL, S_OK, NULL, &event)))
{
IMFMediaEvent_SetUINT64(event, &MF_EVENT_PRESENTATION_TIME_OFFSET, 0);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
session_command_complete(session);
}
static void session_set_paused(struct media_session *session, HRESULT status)
{
session->state = SESSION_STATE_PAUSED;
if (SUCCEEDED(status))
session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, status, NULL);
session_command_complete(session);
}
static void session_set_closed(struct media_session *session, HRESULT status)
{
session->state = SESSION_STATE_CLOSED;
if (SUCCEEDED(status))
session_set_caps(session, session->caps & ~(MFSESSIONCAP_START | MFSESSIONCAP_SEEK));
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionClosed, &GUID_NULL, status, NULL);
session_command_complete(session);
}
static void session_pause(struct media_session *session)
{
HRESULT hr;
switch (session->state)
{
case SESSION_STATE_STARTED:
/* Transition in two steps - pause the clock, wait for sinks, then pause sources. */
if (SUCCEEDED(hr = IMFPresentationClock_Pause(session->clock)))
session->state = SESSION_STATE_PAUSING_SINKS;
break;
default:
hr = MF_E_INVALIDREQUEST;
}
if (FAILED(hr))
session_set_paused(session, hr);
}
static void session_set_stopped(struct media_session *session, HRESULT status)
{
MediaEventType event_type;
IMFMediaEvent *event;
session->state = SESSION_STATE_STOPPED;
event_type = session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION ? MESessionEnded : MESessionStopped;
if (SUCCEEDED(MFCreateMediaEvent(event_type, &GUID_NULL, status, NULL, &event)))
{
IMFMediaEvent_SetUINT64(event, &MF_SESSION_APPROX_EVENT_OCCURRENCE_TIME, session->presentation.clock_stop_time);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
session_command_complete(session);
}
static void session_stop(struct media_session *session)
{
HRESULT hr = MF_E_INVALIDREQUEST;
switch (session->state)
{
case SESSION_STATE_STARTED:
case SESSION_STATE_PAUSED:
/* Transition in two steps - stop the clock, wait for sinks, then stop sources. */
IMFPresentationClock_GetTime(session->clock, &session->presentation.clock_stop_time);
if (SUCCEEDED(hr = IMFPresentationClock_Stop(session->clock)))
session->state = SESSION_STATE_STOPPING_SINKS;
else
session_set_stopped(session, hr);
break;
case SESSION_STATE_STOPPED:
hr = S_OK;
/* fallthrough */
default:
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStopped, &GUID_NULL, hr, NULL);
session_command_complete(session);
break;
}
}
static HRESULT session_finalize_sinks(struct media_session *session)
{
IMFFinalizableMediaSink *fin_sink;
BOOL sinks_finalized = TRUE;
struct media_sink *sink;
HRESULT hr = S_OK;
session->presentation.flags &= ~SESSION_FLAG_FINALIZE_SINKS;
session->state = SESSION_STATE_FINALIZING_SINKS;
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (SUCCEEDED(IMFMediaSink_QueryInterface(sink->sink, &IID_IMFFinalizableMediaSink, (void **)&fin_sink)))
{
hr = IMFFinalizableMediaSink_BeginFinalize(fin_sink, &session->sink_finalizer_callback,
(IUnknown *)fin_sink);
IMFFinalizableMediaSink_Release(fin_sink);
if (FAILED(hr))
break;
sinks_finalized = FALSE;
}
else
sink->finalized = TRUE;
}
if (sinks_finalized)
session_set_closed(session, hr);
return hr;
}
static void session_close(struct media_session *session)
{
HRESULT hr = S_OK;
switch (session->state)
{
case SESSION_STATE_STOPPED:
hr = session_finalize_sinks(session);
break;
case SESSION_STATE_STARTED:
case SESSION_STATE_PAUSED:
session->presentation.flags |= SESSION_FLAG_FINALIZE_SINKS;
if (SUCCEEDED(hr = IMFPresentationClock_Stop(session->clock)))
session->state = SESSION_STATE_STOPPING_SINKS;
break;
default:
hr = MF_E_INVALIDREQUEST;
break;
}
if (FAILED(hr))
session_set_closed(session, hr);
}
static struct media_source *session_get_media_source(struct media_session *session, IMFMediaSource *source)
{
struct media_source *cur;
LIST_FOR_EACH_ENTRY(cur, &session->presentation.sources, struct media_source, entry)
{
if (source == cur->source)
return cur;
}
return NULL;
}
static void session_release_media_source(struct media_source *source)
{
IMFMediaSource_Release(source->source);
if (source->pd)
IMFPresentationDescriptor_Release(source->pd);
heap_free(source);
}
static HRESULT session_add_media_source(struct media_session *session, IMFTopologyNode *node, IMFMediaSource *source)
{
struct media_source *media_source;
HRESULT hr;
if (session_get_media_source(session, source))
return S_FALSE;
if (!(media_source = heap_alloc_zero(sizeof(*media_source))))
return E_OUTOFMEMORY;
media_source->source = source;
IMFMediaSource_AddRef(media_source->source);
hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_PRESENTATION_DESCRIPTOR, &IID_IMFPresentationDescriptor,
(void **)&media_source->pd);
if (SUCCEEDED(hr))
list_add_tail(&session->presentation.sources, &media_source->entry);
else
session_release_media_source(media_source);
return hr;
}
static void session_raise_topology_set(struct media_session *session, IMFTopology *topology, HRESULT status)
{
PROPVARIANT param;
param.vt = topology ? VT_UNKNOWN : VT_EMPTY;
param.punkVal = (IUnknown *)topology;
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionTopologySet, &GUID_NULL, status, &param);
}
static DWORD session_get_object_rate_caps(IUnknown *object)
{
IMFRateSupport *rate_support;
DWORD caps = 0;
float rate;
if (SUCCEEDED(MFGetService(object, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void **)&rate_support)))
{
rate = 0.0f;
if (SUCCEEDED(IMFRateSupport_GetFastestRate(rate_support, MFRATE_FORWARD, TRUE, &rate)) && rate != 0.0f)
caps |= MFSESSIONCAP_RATE_FORWARD;
rate = 0.0f;
if (SUCCEEDED(IMFRateSupport_GetFastestRate(rate_support, MFRATE_REVERSE, TRUE, &rate)) && rate != 0.0f)
caps |= MFSESSIONCAP_RATE_REVERSE;
IMFRateSupport_Release(rate_support);
}
return caps;
}
static HRESULT session_add_media_sink(struct media_session *session, IMFTopologyNode *node, IMFMediaSink *sink)
{
struct media_sink *media_sink;
unsigned int disable_preroll = 0;
DWORD flags;
LIST_FOR_EACH_ENTRY(media_sink, &session->presentation.sinks, struct media_sink, entry)
{
if (sink == media_sink->sink)
return S_FALSE;
}
if (!(media_sink = heap_alloc_zero(sizeof(*media_sink))))
return E_OUTOFMEMORY;
media_sink->sink = sink;
IMFMediaSink_AddRef(media_sink->sink);
IMFMediaSink_QueryInterface(media_sink->sink, &IID_IMFMediaEventGenerator, (void **)&media_sink->event_generator);
IMFTopologyNode_GetUINT32(node, &MF_TOPONODE_DISABLE_PREROLL, &disable_preroll);
if (SUCCEEDED(IMFMediaSink_GetCharacteristics(sink, &flags)) && flags & MEDIASINK_CAN_PREROLL && !disable_preroll)
{
if (SUCCEEDED(IMFMediaSink_QueryInterface(media_sink->sink, &IID_IMFMediaSinkPreroll, (void **)&media_sink->preroll)))
session->presentation.flags |= SESSION_FLAG_NEEDS_PREROLL;
}
list_add_tail(&session->presentation.sinks, &media_sink->entry);
return S_OK;
}
static unsigned int transform_node_get_stream_id(struct topo_node *node, BOOL output, unsigned int index)
{
unsigned int *map = output ? node->u.transform.output_map : node->u.transform.input_map;
return map ? map[index] : index;
}
static HRESULT session_set_transform_stream_info(struct topo_node *node)
{
unsigned int *input_map = NULL, *output_map = NULL;
unsigned int i, input_count, output_count, block_alignment;
struct transform_stream *streams;
IMFMediaType *media_type;
GUID major = { 0 };
HRESULT hr;
hr = IMFTransform_GetStreamCount(node->object.transform, &input_count, &output_count);
if (SUCCEEDED(hr) && (input_count > 1 || output_count > 1))
{
input_map = heap_calloc(input_count, sizeof(*input_map));
output_map = heap_calloc(output_count, sizeof(*output_map));
if (FAILED(IMFTransform_GetStreamIDs(node->object.transform, input_count, input_map,
output_count, output_map)))
{
/* Assume sequential identifiers. */
heap_free(input_map);
heap_free(output_map);
input_map = output_map = NULL;
}
}
if (SUCCEEDED(hr))
{
node->u.transform.input_map = input_map;
node->u.transform.output_map = output_map;
streams = heap_calloc(input_count, sizeof(*streams));
for (i = 0; i < input_count; ++i)
list_init(&streams[i].samples);
node->u.transform.inputs = streams;
node->u.transform.input_count = input_count;
streams = heap_calloc(output_count, sizeof(*streams));
for (i = 0; i < output_count; ++i)
{
list_init(&streams[i].samples);
if (SUCCEEDED(IMFTransform_GetOutputCurrentType(node->object.transform,
transform_node_get_stream_id(node, TRUE, i), &media_type)))
{
if (SUCCEEDED(IMFMediaType_GetMajorType(media_type, &major)) && IsEqualGUID(&major, &MFMediaType_Audio)
&& SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_BLOCK_ALIGNMENT, &block_alignment)))
{
streams[i].min_buffer_size = block_alignment;
}
IMFMediaType_Release(media_type);
}
}
node->u.transform.outputs = streams;
node->u.transform.output_count = output_count;
}
return hr;
}
static HRESULT session_get_stream_sink_type(IMFStreamSink *sink, IMFMediaType **media_type)
{
IMFMediaTypeHandler *handler;
HRESULT hr;
if (SUCCEEDED(hr = IMFStreamSink_GetMediaTypeHandler(sink, &handler)))
{
hr = IMFMediaTypeHandler_GetCurrentMediaType(handler, media_type);
IMFMediaTypeHandler_Release(handler);
}
return hr;
}
static HRESULT WINAPI node_sample_allocator_cb_QueryInterface(IMFVideoSampleAllocatorNotify *iface,
REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IMFVideoSampleAllocatorNotify) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFVideoSampleAllocatorNotify_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI node_sample_allocator_cb_AddRef(IMFVideoSampleAllocatorNotify *iface)
{
return 2;
}
static ULONG WINAPI node_sample_allocator_cb_Release(IMFVideoSampleAllocatorNotify *iface)
{
return 1;
}
static HRESULT session_request_sample_from_node(struct media_session *session, IMFTopologyNode *node, DWORD output);
static HRESULT WINAPI node_sample_allocator_cb_NotifyRelease(IMFVideoSampleAllocatorNotify *iface)
{
struct topo_node *topo_node = impl_node_from_IMFVideoSampleAllocatorNotify(iface);
struct session_op *op;
if (SUCCEEDED(create_session_op(SESSION_CMD_SA_READY, &op)))
{
op->u.sa_ready.node_id = topo_node->node_id;
MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &topo_node->session->commands_callback, &op->IUnknown_iface);
IUnknown_Release(&op->IUnknown_iface);
}
return S_OK;
}
static const IMFVideoSampleAllocatorNotifyVtbl node_sample_allocator_cb_vtbl =
{
node_sample_allocator_cb_QueryInterface,
node_sample_allocator_cb_AddRef,
node_sample_allocator_cb_Release,
node_sample_allocator_cb_NotifyRelease,
};
static HRESULT session_append_node(struct media_session *session, IMFTopologyNode *node)
{
struct topo_node *topo_node;
IMFMediaSink *media_sink;
IMFMediaType *media_type;
IMFStreamDescriptor *sd;
HRESULT hr = S_OK;
if (!(topo_node = heap_alloc_zero(sizeof(*topo_node))))
return E_OUTOFMEMORY;
IMFTopologyNode_GetNodeType(node, &topo_node->type);
IMFTopologyNode_GetTopoNodeID(node, &topo_node->node_id);
topo_node->node = node;
IMFTopologyNode_AddRef(topo_node->node);
topo_node->session = session;
switch (topo_node->type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
topo_node->u.sink.notify_cb.lpVtbl = &node_sample_allocator_cb_vtbl;
if (FAILED(hr = topology_node_get_object(node, &IID_IMFStreamSink, (void **)&topo_node->object.object)))
{
WARN("Failed to get stream sink interface, hr %#x.\n", hr);
break;
}
if (FAILED(hr = IMFStreamSink_GetMediaSink(topo_node->object.sink_stream, &media_sink)))
break;
if (SUCCEEDED(hr = session_add_media_sink(session, node, media_sink)))
{
if (SUCCEEDED(session_get_stream_sink_type(topo_node->object.sink_stream, &media_type)))
{
if (SUCCEEDED(MFGetService(topo_node->object.object, &MR_VIDEO_ACCELERATION_SERVICE,
&IID_IMFVideoSampleAllocator, (void **)&topo_node->u.sink.allocator)))
{
if (FAILED(hr = IMFVideoSampleAllocator_InitializeSampleAllocator(topo_node->u.sink.allocator,
2, media_type)))
{
WARN("Failed to initialize sample allocator for the stream, hr %#x.\n", hr);
}
IMFVideoSampleAllocator_QueryInterface(topo_node->u.sink.allocator,
&IID_IMFVideoSampleAllocatorCallback, (void **)&topo_node->u.sink.allocator_cb);
IMFVideoSampleAllocatorCallback_SetCallback(topo_node->u.sink.allocator_cb,
&topo_node->u.sink.notify_cb);
}
IMFMediaType_Release(media_type);
}
}
IMFMediaSink_Release(media_sink);
break;
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (FAILED(IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_SOURCE, &IID_IMFMediaSource,
(void **)&topo_node->u.source.source)))
{
WARN("Missing MF_TOPONODE_SOURCE, hr %#x.\n", hr);
break;
}
if (FAILED(hr = session_add_media_source(session, node, topo_node->u.source.source)))
break;
if (FAILED(hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_STREAM_DESCRIPTOR,
&IID_IMFStreamDescriptor, (void **)&sd)))
{
WARN("Missing MF_TOPONODE_STREAM_DESCRIPTOR, hr %#x.\n", hr);
break;
}
hr = IMFStreamDescriptor_GetStreamIdentifier(sd, &topo_node->u.source.stream_id);
IMFStreamDescriptor_Release(sd);
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
if (SUCCEEDED(hr = topology_node_get_object(node, &IID_IMFTransform, (void **)&topo_node->object.transform)))
{
hr = session_set_transform_stream_info(topo_node);
}
else
WARN("Failed to get IMFTransform for MFT node, hr %#x.\n", hr);
break;
case MF_TOPOLOGY_TEE_NODE:
FIXME("Unsupported node type %d.\n", topo_node->type);
break;
default:
;
}
if (SUCCEEDED(hr))
list_add_tail(&session->presentation.nodes, &topo_node->entry);
else
release_topo_node(topo_node);
return hr;
}
static HRESULT session_collect_nodes(struct media_session *session)
{
IMFTopology *topology = session->presentation.current_topology;
IMFTopologyNode *node;
WORD i, count = 0;
HRESULT hr;
if (!list_empty(&session->presentation.nodes))
return S_OK;
if (FAILED(hr = IMFTopology_GetNodeCount(topology, &count)))
return hr;
for (i = 0; i < count; ++i)
{
if (FAILED(hr = IMFTopology_GetNode(topology, i, &node)))
{
WARN("Failed to get node %u.\n", i);
break;
}
hr = session_append_node(session, node);
IMFTopologyNode_Release(node);
if (FAILED(hr))
{
WARN("Failed to add node %u.\n", i);
break;
}
}
return hr;
}
static HRESULT session_set_current_topology(struct media_session *session, IMFTopology *topology)
{
struct media_source *source;
DWORD caps, object_flags;
struct media_sink *sink;
struct topo_node *node;
struct session_op *op;
IMFMediaEvent *event;
HRESULT hr;
if (session->quality_manager)
{
if (SUCCEEDED(create_session_op(SESSION_CMD_QM_NOTIFY_TOPOLOGY, &op)))
{
op->u.notify_topology.topology = topology;
IMFTopology_AddRef(op->u.notify_topology.topology);
session_submit_command(session, op);
IUnknown_Release(&op->IUnknown_iface);
}
}
if (FAILED(hr = IMFTopology_CloneFrom(session->presentation.current_topology, topology)))
{
WARN("Failed to clone topology, hr %#x.\n", hr);
return hr;
}
session_collect_nodes(session);
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_TRANSFORM_NODE)
{
if (FAILED(hr = IMFTransform_ProcessMessage(node->object.transform,
MFT_MESSAGE_NOTIFY_BEGIN_STREAMING, 0)))
return hr;
}
}
/* FIXME: attributes are all zero for now */
if (SUCCEEDED(MFCreateMediaEvent(MESessionNotifyPresentationTime, &GUID_NULL, S_OK, NULL, &event)))
{
IMFMediaEvent_SetUINT64(event, &MF_EVENT_START_PRESENTATION_TIME, 0);
IMFMediaEvent_SetUINT64(event, &MF_EVENT_PRESENTATION_TIME_OFFSET, 0);
IMFMediaEvent_SetUINT64(event, &MF_EVENT_START_PRESENTATION_TIME_AT_OUTPUT, 0);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
/* Update session caps. */
caps = MFSESSIONCAP_START | MFSESSIONCAP_SEEK | MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE |
MFSESSIONCAP_DOES_NOT_USE_NETWORK;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (!caps)
break;
object_flags = 0;
if (SUCCEEDED(IMFMediaSource_GetCharacteristics(source->source, &object_flags)))
{
if (!(object_flags & MFMEDIASOURCE_DOES_NOT_USE_NETWORK))
caps &= ~MFSESSIONCAP_DOES_NOT_USE_NETWORK;
if (!(object_flags & MFMEDIASOURCE_CAN_SEEK))
caps &= ~MFSESSIONCAP_SEEK;
}
/* Mask unsupported rate caps. */
caps &= session_get_object_rate_caps((IUnknown *)source->source)
| ~(MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE);
}
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (!caps)
break;
object_flags = 0;
if (SUCCEEDED(IMFMediaSink_GetCharacteristics(sink->sink, &object_flags)))
{
if (!(object_flags & MEDIASINK_RATELESS))
caps &= session_get_object_rate_caps((IUnknown *)sink->sink)
| ~(MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE);
}
}
session_set_caps(session, caps);
return S_OK;
}
static void session_set_topology(struct media_session *session, DWORD flags, IMFTopology *topology)
{
IMFTopology *resolved_topology = NULL;
HRESULT hr = S_OK;
/* Resolve unless claimed to be full. */
if (!(flags & MFSESSION_SETTOPOLOGY_CLEAR_CURRENT) && topology)
{
if (!(flags & MFSESSION_SETTOPOLOGY_NORESOLUTION))
{
hr = session_bind_output_nodes(topology);
if (SUCCEEDED(hr))
hr = IMFTopoLoader_Load(session->topo_loader, topology, &resolved_topology, NULL /* FIXME? */);
if (SUCCEEDED(hr))
{
topology = resolved_topology;
}
}
}
if (flags & MFSESSION_SETTOPOLOGY_CLEAR_CURRENT)
{
if ((topology && topology == session->presentation.current_topology) || !topology)
{
/* FIXME: stop current topology, queue next one. */
session_clear_presentation(session);
}
else
hr = S_FALSE;
topology = NULL;
}
else if (topology && flags & MFSESSION_SETTOPOLOGY_IMMEDIATE)
{
session_clear_topologies(session);
session_clear_presentation(session);
}
session_raise_topology_set(session, topology, hr);
/* With no current topology set it right away, otherwise queue. */
if (topology)
{
struct queued_topology *queued_topology;
if ((queued_topology = heap_alloc_zero(sizeof(*queued_topology))))
{
queued_topology->topology = topology;
IMFTopology_AddRef(queued_topology->topology);
list_add_tail(&session->topologies, &queued_topology->entry);
}
if (session->presentation.topo_status == MF_TOPOSTATUS_INVALID)
{
hr = session_set_current_topology(session, topology);
session_set_topo_status(session, hr, MF_TOPOSTATUS_READY);
}
}
if (resolved_topology)
IMFTopology_Release(resolved_topology);
}
static HRESULT WINAPI mfsession_QueryInterface(IMFMediaSession *iface, REFIID riid, void **out)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFMediaSession) ||
IsEqualIID(riid, &IID_IMFMediaEventGenerator) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &session->IMFMediaSession_iface;
IMFMediaSession_AddRef(iface);
return S_OK;
}
else if (IsEqualIID(riid, &IID_IMFGetService))
{
*out = &session->IMFGetService_iface;
IMFMediaSession_AddRef(iface);
return S_OK;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI mfsession_AddRef(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
ULONG refcount = InterlockedIncrement(&session->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI mfsession_Release(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
ULONG refcount = InterlockedDecrement(&session->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
session_clear_topologies(session);
session_clear_presentation(session);
if (session->presentation.current_topology)
IMFTopology_Release(session->presentation.current_topology);
if (session->event_queue)
IMFMediaEventQueue_Release(session->event_queue);
if (session->clock)
IMFPresentationClock_Release(session->clock);
if (session->system_time_source)
IMFPresentationTimeSource_Release(session->system_time_source);
if (session->clock_rate_control)
IMFRateControl_Release(session->clock_rate_control);
if (session->topo_loader)
IMFTopoLoader_Release(session->topo_loader);
if (session->quality_manager)
IMFQualityManager_Release(session->quality_manager);
DeleteCriticalSection(&session->cs);
heap_free(session);
}
return refcount;
}
static HRESULT WINAPI mfsession_GetEvent(IMFMediaSession *iface, DWORD flags, IMFMediaEvent **event)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p, %#x, %p.\n", iface, flags, event);
return IMFMediaEventQueue_GetEvent(session->event_queue, flags, event);
}
static HRESULT WINAPI mfsession_BeginGetEvent(IMFMediaSession *iface, IMFAsyncCallback *callback, IUnknown *state)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p, %p, %p.\n", iface, callback, state);
return IMFMediaEventQueue_BeginGetEvent(session->event_queue, callback, state);
}
static HRESULT WINAPI mfsession_EndGetEvent(IMFMediaSession *iface, IMFAsyncResult *result, IMFMediaEvent **event)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p, %p, %p.\n", iface, result, event);
return IMFMediaEventQueue_EndGetEvent(session->event_queue, result, event);
}
static HRESULT WINAPI mfsession_QueueEvent(IMFMediaSession *iface, MediaEventType event_type, REFGUID ext_type,
HRESULT hr, const PROPVARIANT *value)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p, %d, %s, %#x, %p.\n", iface, event_type, debugstr_guid(ext_type), hr, value);
return IMFMediaEventQueue_QueueEventParamVar(session->event_queue, event_type, ext_type, hr, value);
}
static HRESULT WINAPI mfsession_SetTopology(IMFMediaSession *iface, DWORD flags, IMFTopology *topology)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
struct session_op *op;
WORD node_count = 0;
HRESULT hr;
TRACE("%p, %#x, %p.\n", iface, flags, topology);
if (topology)
{
if (FAILED(IMFTopology_GetNodeCount(topology, &node_count)) || node_count == 0)
return E_INVALIDARG;
}
if (FAILED(hr = create_session_op(SESSION_CMD_SET_TOPOLOGY, &op)))
return hr;
op->u.set_topology.flags = flags;
op->u.set_topology.topology = topology;
if (op->u.set_topology.topology)
IMFTopology_AddRef(op->u.set_topology.topology);
hr = session_submit_command(session, op);
IUnknown_Release(&op->IUnknown_iface);
return hr;
}
static HRESULT WINAPI mfsession_ClearTopologies(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p.\n", iface);
return session_submit_simple_command(session, SESSION_CMD_CLEAR_TOPOLOGIES);
}
static HRESULT WINAPI mfsession_Start(IMFMediaSession *iface, const GUID *format, const PROPVARIANT *start_position)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
struct session_op *op;
HRESULT hr;
TRACE("%p, %s, %p.\n", iface, debugstr_guid(format), start_position);
if (!start_position)
return E_POINTER;
if (FAILED(hr = create_session_op(SESSION_CMD_START, &op)))
return hr;
op->u.start.time_format = format ? *format : GUID_NULL;
hr = PropVariantCopy(&op->u.start.start_position, start_position);
if (SUCCEEDED(hr))
hr = session_submit_command(session, op);
IUnknown_Release(&op->IUnknown_iface);
return hr;
}
static HRESULT WINAPI mfsession_Pause(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p.\n", iface);
return session_submit_simple_command(session, SESSION_CMD_PAUSE);
}
static HRESULT WINAPI mfsession_Stop(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p.\n", iface);
return session_submit_simple_command(session, SESSION_CMD_STOP);
}
static HRESULT WINAPI mfsession_Close(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
TRACE("%p.\n", iface);
return session_submit_simple_command(session, SESSION_CMD_CLOSE);
}
static HRESULT WINAPI mfsession_Shutdown(IMFMediaSession *iface)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
HRESULT hr = S_OK;
TRACE("%p.\n", iface);
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
{
session->state = SESSION_STATE_SHUT_DOWN;
IMFMediaEventQueue_Shutdown(session->event_queue);
if (session->quality_manager)
IMFQualityManager_Shutdown(session->quality_manager);
MFShutdownObject((IUnknown *)session->clock);
IMFPresentationClock_Release(session->clock);
session->clock = NULL;
session_clear_presentation(session);
}
LeaveCriticalSection(&session->cs);
return hr;
}
static HRESULT WINAPI mfsession_GetClock(IMFMediaSession *iface, IMFClock **clock)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
HRESULT hr;
TRACE("%p, %p.\n", iface, clock);
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
{
*clock = (IMFClock *)session->clock;
IMFClock_AddRef(*clock);
}
LeaveCriticalSection(&session->cs);
return hr;
}
static HRESULT WINAPI mfsession_GetSessionCapabilities(IMFMediaSession *iface, DWORD *caps)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, caps);
if (!caps)
return E_POINTER;
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
*caps = session->caps;
LeaveCriticalSection(&session->cs);
return hr;
}
static HRESULT WINAPI mfsession_GetFullTopology(IMFMediaSession *iface, DWORD flags, TOPOID id, IMFTopology **topology)
{
struct media_session *session = impl_from_IMFMediaSession(iface);
struct queued_topology *queued;
TOPOID topo_id;
HRESULT hr;
TRACE("%p, %#x, %s, %p.\n", iface, flags, wine_dbgstr_longlong(id), topology);
*topology = NULL;
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
{
if (flags & MFSESSION_GETFULLTOPOLOGY_CURRENT)
{
if (session->presentation.topo_status != MF_TOPOSTATUS_INVALID)
*topology = session->presentation.current_topology;
else
hr = MF_E_INVALIDREQUEST;
}
else
{
LIST_FOR_EACH_ENTRY(queued, &session->topologies, struct queued_topology, entry)
{
if (SUCCEEDED(IMFTopology_GetTopologyID(queued->topology, &topo_id)) && topo_id == id)
{
*topology = queued->topology;
break;
}
}
}
if (*topology)
IMFTopology_AddRef(*topology);
}
LeaveCriticalSection(&session->cs);
return hr;
}
static const IMFMediaSessionVtbl mfmediasessionvtbl =
{
mfsession_QueryInterface,
mfsession_AddRef,
mfsession_Release,
mfsession_GetEvent,
mfsession_BeginGetEvent,
mfsession_EndGetEvent,
mfsession_QueueEvent,
mfsession_SetTopology,
mfsession_ClearTopologies,
mfsession_Start,
mfsession_Pause,
mfsession_Stop,
mfsession_Close,
mfsession_Shutdown,
mfsession_GetClock,
mfsession_GetSessionCapabilities,
mfsession_GetFullTopology,
};
static HRESULT WINAPI session_get_service_QueryInterface(IMFGetService *iface, REFIID riid, void **obj)
{
struct media_session *session = impl_from_IMFGetService(iface);
return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj);
}
static ULONG WINAPI session_get_service_AddRef(IMFGetService *iface)
{
struct media_session *session = impl_from_IMFGetService(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_get_service_Release(IMFGetService *iface)
{
struct media_session *session = impl_from_IMFGetService(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI session_get_service_GetService(IMFGetService *iface, REFGUID service, REFIID riid, void **obj)
{
struct media_session *session = impl_from_IMFGetService(iface);
TRACE("%p, %s, %s, %p.\n", iface, debugstr_guid(service), debugstr_guid(riid), obj);
*obj = NULL;
if (IsEqualGUID(service, &MF_RATE_CONTROL_SERVICE))
{
if (IsEqualIID(riid, &IID_IMFRateSupport))
{
*obj = &session->IMFRateSupport_iface;
}
else if (IsEqualIID(riid, &IID_IMFRateControl))
{
*obj = &session->IMFRateControl_iface;
}
}
else if (IsEqualGUID(service, &MF_LOCAL_MFT_REGISTRATION_SERVICE))
{
return IMFLocalMFTRegistration_QueryInterface(&local_mft_registration, riid, obj);
}
else if (IsEqualGUID(service, &MF_TOPONODE_ATTRIBUTE_EDITOR_SERVICE))
{
*obj = &session->IMFTopologyNodeAttributeEditor_iface;
}
else if (IsEqualGUID(service, &MR_VIDEO_RENDER_SERVICE))
{
IMFStreamSink *stream_sink;
IMFTopologyNode *node;
IMFCollection *nodes;
IMFMediaSink *sink;
unsigned int i = 0;
IUnknown *vr;
HRESULT hr;
EnterCriticalSection(&session->cs);
/* Use first sink to support IMFVideoRenderer. */
if (session->presentation.current_topology)
{
if (SUCCEEDED(IMFTopology_GetOutputNodeCollection(session->presentation.current_topology,
&nodes)))
{
while (IMFCollection_GetElement(nodes, i++, (IUnknown **)&node) == S_OK)
{
if (SUCCEEDED(topology_node_get_object(node, &IID_IMFStreamSink, (void **)&stream_sink)))
{
if (SUCCEEDED(IMFStreamSink_GetMediaSink(stream_sink, &sink)))
{
if (SUCCEEDED(IMFMediaSink_QueryInterface(sink, &IID_IMFVideoRenderer, (void **)&vr)))
{
if (FAILED(hr = MFGetService(vr, service, riid, obj)))
WARN("Failed to get service from video renderer %#x.\n", hr);
IUnknown_Release(vr);
}
}
IMFStreamSink_Release(stream_sink);
}
IMFTopologyNode_Release(node);
if (*obj)
break;
}
IMFCollection_Release(nodes);
}
}
LeaveCriticalSection(&session->cs);
}
else
FIXME("Unsupported service %s.\n", debugstr_guid(service));
if (*obj)
IUnknown_AddRef((IUnknown *)*obj);
return *obj ? S_OK : E_NOINTERFACE;
}
static const IMFGetServiceVtbl session_get_service_vtbl =
{
session_get_service_QueryInterface,
session_get_service_AddRef,
session_get_service_Release,
session_get_service_GetService,
};
static HRESULT WINAPI session_commands_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;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI session_commands_callback_AddRef(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_commands_callback_Release(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI session_commands_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct session_op *op = impl_op_from_IUnknown(IMFAsyncResult_GetStateNoAddRef(result));
struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface);
struct topo_node *topo_node;
IMFTopologyNode *upstream_node;
unsigned int upstream_output;
EnterCriticalSection(&session->cs);
switch (op->command)
{
case SESSION_CMD_CLEAR_TOPOLOGIES:
session_clear_topologies(session);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionTopologiesCleared, &GUID_NULL,
S_OK, NULL);
session_command_complete(session);
break;
case SESSION_CMD_SET_TOPOLOGY:
session_set_topology(session, op->u.set_topology.flags, op->u.set_topology.topology);
session_command_complete(session);
break;
case SESSION_CMD_START:
session_start(session, &op->u.start.time_format, &op->u.start.start_position);
break;
case SESSION_CMD_PAUSE:
session_pause(session);
break;
case SESSION_CMD_STOP:
session_stop(session);
break;
case SESSION_CMD_CLOSE:
session_close(session);
break;
case SESSION_CMD_QM_NOTIFY_TOPOLOGY:
IMFQualityManager_NotifyTopology(session->quality_manager, op->u.notify_topology.topology);
session_command_complete(session);
break;
case SESSION_CMD_SA_READY:
topo_node = session_get_node_by_id(session, op->u.sa_ready.node_id);
if (topo_node->u.sink.requests)
{
if (SUCCEEDED(IMFTopologyNode_GetInput(topo_node->node, 0, &upstream_node, &upstream_output)))
{
session_request_sample_from_node(session, upstream_node, upstream_output);
IMFTopologyNode_Release(upstream_node);
}
}
break;
default:
;
}
LeaveCriticalSection(&session->cs);
return S_OK;
}
static const IMFAsyncCallbackVtbl session_commands_callback_vtbl =
{
session_commands_callback_QueryInterface,
session_commands_callback_AddRef,
session_commands_callback_Release,
session_commands_callback_GetParameters,
session_commands_callback_Invoke,
};
static HRESULT WINAPI session_events_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;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI session_events_callback_AddRef(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_events_callback_Release(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI session_events_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT session_add_media_stream(struct media_session *session, IMFMediaSource *source, IMFMediaStream *stream)
{
struct topo_node *node;
IMFStreamDescriptor *sd;
DWORD stream_id = 0;
HRESULT hr;
if (FAILED(hr = IMFMediaStream_GetStreamDescriptor(stream, &sd)))
return hr;
hr = IMFStreamDescriptor_GetStreamIdentifier(sd, &stream_id);
IMFStreamDescriptor_Release(sd);
if (FAILED(hr))
return hr;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->u.source.source == source
&& node->u.source.stream_id == stream_id)
{
if (node->object.source_stream)
{
WARN("Node already has stream set.\n");
return S_FALSE;
}
node->object.source_stream = stream;
IMFMediaStream_AddRef(node->object.source_stream);
break;
}
}
return S_OK;
}
static BOOL session_is_source_nodes_state(struct media_session *session, enum object_state state)
{
struct media_source *source;
struct topo_node *node;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (source->state != state)
return FALSE;
}
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->state != state)
return FALSE;
}
return TRUE;
}
static BOOL session_is_output_nodes_state(struct media_session *session, enum object_state state)
{
struct topo_node *node;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->state != state)
return FALSE;
}
return TRUE;
}
static enum object_state session_get_object_state_for_event(MediaEventType event)
{
switch (event)
{
case MESourceStarted:
case MEStreamStarted:
case MEStreamSinkStarted:
return OBJ_STATE_STARTED;
case MESourcePaused:
case MEStreamPaused:
case MEStreamSinkPaused:
return OBJ_STATE_PAUSED;
case MESourceStopped:
case MEStreamStopped:
case MEStreamSinkStopped:
return OBJ_STATE_STOPPED;
case MEStreamSinkPrerolled:
return OBJ_STATE_PREROLLED;
default:
return OBJ_STATE_INVALID;
}
}
static void session_set_consumed_clock(IUnknown *object, IMFPresentationClock *clock)
{
IMFClockConsumer *consumer;
if (SUCCEEDED(IUnknown_QueryInterface(object, &IID_IMFClockConsumer, (void **)&consumer)))
{
IMFClockConsumer_SetPresentationClock(consumer, clock);
IMFClockConsumer_Release(consumer);
}
}
static void session_set_presentation_clock(struct media_session *session)
{
IMFPresentationTimeSource *time_source = NULL;
struct media_source *source;
struct media_sink *sink;
struct topo_node *node;
HRESULT hr;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_TRANSFORM_NODE)
IMFTransform_ProcessMessage(node->object.transform, MFT_MESSAGE_NOTIFY_START_OF_STREAM, 0);
}
if (!(session->presentation.flags & SESSION_FLAG_PRESENTATION_CLOCK_SET))
{
/* Attempt to get time source from the sinks. */
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (SUCCEEDED(IMFMediaSink_QueryInterface(sink->sink, &IID_IMFPresentationTimeSource,
(void **)&time_source)))
break;
}
if (time_source)
{
hr = IMFPresentationClock_SetTimeSource(session->clock, time_source);
IMFPresentationTimeSource_Release(time_source);
}
else
hr = IMFPresentationClock_SetTimeSource(session->clock, session->system_time_source);
if (FAILED(hr))
WARN("Failed to set time source, hr %#x.\n", hr);
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type != MF_TOPOLOGY_OUTPUT_NODE)
continue;
if (FAILED(hr = IMFStreamSink_BeginGetEvent(node->object.sink_stream, &session->events_callback,
node->object.object)))
{
WARN("Failed to subscribe to stream sink events, hr %#x.\n", hr);
}
}
/* Set clock for all topology nodes. */
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
session_set_consumed_clock((IUnknown *)source->source, session->clock);
}
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (sink->event_generator && FAILED(hr = IMFMediaEventGenerator_BeginGetEvent(sink->event_generator,
&session->events_callback, (IUnknown *)sink->event_generator)))
{
WARN("Failed to subscribe to sink events, hr %#x.\n", hr);
}
if (FAILED(hr = IMFMediaSink_SetPresentationClock(sink->sink, session->clock)))
WARN("Failed to set presentation clock for the sink, hr %#x.\n", hr);
}
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type != MF_TOPOLOGY_TRANSFORM_NODE)
continue;
session_set_consumed_clock(node->object.object, session->clock);
}
session->presentation.flags |= SESSION_FLAG_PRESENTATION_CLOCK_SET;
}
}
static HRESULT session_start_clock(struct media_session *session)
{
LONGLONG start_offset = 0;
HRESULT hr;
if (IsEqualGUID(&session->presentation.time_format, &GUID_NULL))
{
if (session->presentation.start_position.vt == VT_EMPTY)
start_offset = PRESENTATION_CURRENT_POSITION;
else if (session->presentation.start_position.vt == VT_I8)
start_offset = session->presentation.start_position.hVal.QuadPart;
else
FIXME("Unhandled position type %d.\n", session->presentation.start_position.vt);
}
else
FIXME("Unhandled time format %s.\n", debugstr_guid(&session->presentation.time_format));
if (FAILED(hr = IMFPresentationClock_Start(session->clock, start_offset)))
WARN("Failed to start session clock, hr %#x.\n", hr);
return hr;
}
static struct topo_node *session_get_node_object(struct media_session *session, IUnknown *object,
MF_TOPOLOGY_TYPE node_type)
{
struct topo_node *node = NULL;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == node_type && object == node->object.object)
break;
}
return node;
}
static BOOL session_set_node_object_state(struct media_session *session, IUnknown *object,
MF_TOPOLOGY_TYPE node_type, enum object_state state)
{
struct topo_node *node;
BOOL changed = FALSE;
if ((node = session_get_node_object(session, object, node_type)))
{
changed = node->state != state;
node->state = state;
}
return changed;
}
static void session_set_source_object_state(struct media_session *session, IUnknown *object,
MediaEventType event_type)
{
IMFStreamSink *stream_sink;
struct media_source *src;
struct media_sink *sink;
enum object_state state;
struct topo_node *node;
unsigned int i, count;
BOOL changed = FALSE;
HRESULT hr;
if ((state = session_get_object_state_for_event(event_type)) == OBJ_STATE_INVALID)
return;
switch (event_type)
{
case MESourceStarted:
case MESourcePaused:
case MESourceStopped:
LIST_FOR_EACH_ENTRY(src, &session->presentation.sources, struct media_source, entry)
{
if (object == (IUnknown *)src->source)
{
changed = src->state != state;
src->state = state;
break;
}
}
break;
case MEStreamStarted:
case MEStreamPaused:
case MEStreamStopped:
changed = session_set_node_object_state(session, object, MF_TOPOLOGY_SOURCESTREAM_NODE, state);
default:
;
}
if (!changed)
return;
switch (session->state)
{
case SESSION_STATE_STARTING_SOURCES:
if (!session_is_source_nodes_state(session, OBJ_STATE_STARTED))
break;
session_set_topo_status(session, S_OK, MF_TOPOSTATUS_STARTED_SOURCE);
session_set_presentation_clock(session);
if (session->presentation.flags & SESSION_FLAG_NEEDS_PREROLL)
{
MFTIME preroll_time = 0;
if (session->presentation.start_position.vt == VT_I8)
preroll_time = session->presentation.start_position.hVal.QuadPart;
/* Mark stream sinks without prerolling support as PREROLLED to keep state test logic generic. */
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (sink->preroll)
{
/* FIXME: abort and enter error state on failure. */
if (FAILED(hr = IMFMediaSinkPreroll_NotifyPreroll(sink->preroll, preroll_time)))
WARN("Preroll notification failed, hr %#x.\n", hr);
}
else
{
if (SUCCEEDED(IMFMediaSink_GetStreamSinkCount(sink->sink, &count)))
{
for (i = 0; i < count; ++i)
{
if (SUCCEEDED(IMFMediaSink_GetStreamSinkByIndex(sink->sink, i, &stream_sink)))
{
session_set_node_object_state(session, (IUnknown *)stream_sink, MF_TOPOLOGY_OUTPUT_NODE,
OBJ_STATE_PREROLLED);
IMFStreamSink_Release(stream_sink);
}
}
}
}
}
session->state = SESSION_STATE_PREROLLING_SINKS;
}
else if (SUCCEEDED(session_start_clock(session)))
session->state = SESSION_STATE_STARTING_SINKS;
break;
case SESSION_STATE_PAUSING_SOURCES:
if (!session_is_source_nodes_state(session, OBJ_STATE_PAUSED))
break;
session_set_paused(session, S_OK);
break;
case SESSION_STATE_STOPPING_SOURCES:
if (!session_is_source_nodes_state(session, OBJ_STATE_STOPPED))
break;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
switch (node->type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
IMFStreamSink_Flush(node->object.sink_stream);
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
IMFTransform_ProcessMessage(node->object.transform, MFT_MESSAGE_COMMAND_FLUSH, 0);
break;
default:
;
}
}
session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE);
if (session->presentation.flags & SESSION_FLAG_FINALIZE_SINKS)
session_finalize_sinks(session);
else
session_set_stopped(session, S_OK);
break;
default:
;
}
}
static void session_set_sink_stream_state(struct media_session *session, IMFStreamSink *stream,
MediaEventType event_type)
{
struct media_source *source;
enum object_state state;
HRESULT hr = S_OK;
BOOL changed;
if ((state = session_get_object_state_for_event(event_type)) == OBJ_STATE_INVALID)
return;
if (!(changed = session_set_node_object_state(session, (IUnknown *)stream, MF_TOPOLOGY_OUTPUT_NODE, state)))
return;
switch (session->state)
{
case SESSION_STATE_PREROLLING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_PREROLLED))
break;
if (SUCCEEDED(session_start_clock(session)))
session->state = SESSION_STATE_STARTING_SINKS;
break;
case SESSION_STATE_STARTING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_STARTED))
break;
session_set_started(session);
break;
case SESSION_STATE_PAUSING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_PAUSED))
break;
session->state = SESSION_STATE_PAUSING_SOURCES;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (FAILED(hr = IMFMediaSource_Pause(source->source)))
break;
}
if (FAILED(hr))
session_set_paused(session, hr);
break;
case SESSION_STATE_STOPPING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_STOPPED))
break;
session->state = SESSION_STATE_STOPPING_SOURCES;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION)
IMFMediaSource_Stop(source->source);
else if (FAILED(hr = IMFMediaSource_Stop(source->source)))
break;
}
if (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION || FAILED(hr))
session_set_stopped(session, hr);
break;
default:
;
}
}
static struct sample *transform_create_sample(IMFSample *sample)
{
struct sample *sample_entry = heap_alloc_zero(sizeof(*sample_entry));
if (sample_entry)
{
sample_entry->sample = sample;
if (sample_entry->sample)
IMFSample_AddRef(sample_entry->sample);
}
return sample_entry;
}
static HRESULT transform_get_external_output_sample(const struct media_session *session, struct topo_node *transform,
unsigned int output_index, const MFT_OUTPUT_STREAM_INFO *stream_info, IMFSample **sample)
{
unsigned int buffer_size, downstream_input;
IMFTopologyNode *downstream_node;
IMFMediaBuffer *buffer = NULL;
struct topo_node *topo_node;
TOPOID node_id;
HRESULT hr;
if (FAILED(IMFTopologyNode_GetOutput(transform->node, output_index, &downstream_node, &downstream_input)))
{
WARN("Failed to get connected node for output %u.\n", output_index);
return MF_E_UNEXPECTED;
}
IMFTopologyNode_GetTopoNodeID(downstream_node, &node_id);
IMFTopologyNode_Release(downstream_node);
topo_node = session_get_node_by_id(session, node_id);
if (topo_node->type == MF_TOPOLOGY_OUTPUT_NODE && topo_node->u.sink.allocator)
{
hr = IMFVideoSampleAllocator_AllocateSample(topo_node->u.sink.allocator, sample);
}
else
{
buffer_size = max(stream_info->cbSize, transform->u.transform.outputs[output_index].min_buffer_size);
hr = MFCreateAlignedMemoryBuffer(buffer_size, stream_info->cbAlignment, &buffer);
if (SUCCEEDED(hr))
hr = MFCreateSample(sample);
if (SUCCEEDED(hr))
hr = IMFSample_AddBuffer(*sample, buffer);
if (buffer)
IMFMediaBuffer_Release(buffer);
}
return hr;
}
static HRESULT transform_node_pull_samples(const struct media_session *session, struct topo_node *node)
{
MFT_OUTPUT_STREAM_INFO stream_info;
MFT_OUTPUT_DATA_BUFFER *buffers;
struct sample *queued_sample;
DWORD status = 0;
unsigned int i;
HRESULT hr = E_UNEXPECTED;
if (!(buffers = heap_calloc(node->u.transform.output_count, sizeof(*buffers))))
return E_OUTOFMEMORY;
for (i = 0; i < node->u.transform.output_count; ++i)
{
buffers[i].dwStreamID = transform_node_get_stream_id(node, TRUE, i);
buffers[i].pSample = NULL;
buffers[i].dwStatus = 0;
buffers[i].pEvents = NULL;
memset(&stream_info, 0, sizeof(stream_info));
if (FAILED(hr = IMFTransform_GetOutputStreamInfo(node->object.transform, buffers[i].dwStreamID, &stream_info)))
break;
if (!(stream_info.dwFlags & MFT_OUTPUT_STREAM_PROVIDES_SAMPLES))
{
if (FAILED(hr = transform_get_external_output_sample(session, node, i, &stream_info, &buffers[i].pSample)))
break;
}
}
if (SUCCEEDED(hr))
hr = IMFTransform_ProcessOutput(node->object.transform, 0, node->u.transform.output_count, buffers, &status);
/* Collect returned samples for all streams. */
for (i = 0; i < node->u.transform.output_count; ++i)
{
if (buffers[i].pEvents)
IMFCollection_Release(buffers[i].pEvents);
if (SUCCEEDED(hr) && !(buffers[i].dwStatus & MFT_OUTPUT_DATA_BUFFER_NO_SAMPLE))
{
if (session->quality_manager)
IMFQualityManager_NotifyProcessOutput(session->quality_manager, node->node, i, buffers[i].pSample);
queued_sample = transform_create_sample(buffers[i].pSample);
list_add_tail(&node->u.transform.outputs[i].samples, &queued_sample->entry);
}
if (buffers[i].pSample)
IMFSample_Release(buffers[i].pSample);
}
heap_free(buffers);
return hr;
}
static void session_deliver_sample_to_node(struct media_session *session, IMFTopologyNode *node, unsigned int input,
IMFSample *sample)
{
struct sample *sample_entry, *sample_entry2;
DWORD stream_id, downstream_input;
IMFTopologyNode *downstream_node;
struct topo_node *topo_node;
MF_TOPOLOGY_TYPE node_type;
BOOL drain = FALSE;
TOPOID node_id;
unsigned int i;
HRESULT hr;
if (session->quality_manager)
IMFQualityManager_NotifyProcessInput(session->quality_manager, node, input, sample);
IMFTopologyNode_GetNodeType(node, &node_type);
IMFTopologyNode_GetTopoNodeID(node, &node_id);
topo_node = session_get_node_by_id(session, node_id);
switch (node_type)
{
case MF_TOPOLOGY_OUTPUT_NODE:
if (sample)
{
if (topo_node->u.sink.requests)
{
if (FAILED(hr = IMFStreamSink_ProcessSample(topo_node->object.sink_stream, sample)))
WARN("Stream sink failed to process sample, hr %#x.\n", hr);
topo_node->u.sink.requests--;
}
}
else if (FAILED(hr = IMFStreamSink_PlaceMarker(topo_node->object.sink_stream, MFSTREAMSINK_MARKER_ENDOFSEGMENT,
NULL, NULL)))
{
WARN("Failed to place sink marker, hr %#x.\n", hr);
}
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
transform_node_pull_samples(session, topo_node);
sample_entry = transform_create_sample(sample);
list_add_tail(&topo_node->u.transform.inputs[input].samples, &sample_entry->entry);
for (i = 0; i < topo_node->u.transform.input_count; ++i)
{
stream_id = transform_node_get_stream_id(topo_node, FALSE, i);
LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.inputs[i].samples,
struct sample, entry)
{
if (sample_entry->sample)
{
if ((hr = IMFTransform_ProcessInput(topo_node->object.transform, stream_id,
sample_entry->sample, 0)) == MF_E_NOTACCEPTING)
break;
if (FAILED(hr))
WARN("Failed to process input for stream %u/%u, hr %#x.\n", i, stream_id, hr);
transform_release_sample(sample_entry);
}
else
{
transform_stream_drop_samples(&topo_node->u.transform.inputs[i]);
drain = TRUE;
}
}
}
if (drain)
{
if (FAILED(hr = IMFTransform_ProcessMessage(topo_node->object.transform, MFT_MESSAGE_COMMAND_DRAIN, 0)))
WARN("Drain command failed for transform, hr %#x.\n", hr);
}
transform_node_pull_samples(session, topo_node);
/* Remaining unprocessed input has been discarded, now queue markers for every output. */
if (drain)
{
for (i = 0; i < topo_node->u.transform.output_count; ++i)
{
if ((sample_entry = transform_create_sample(NULL)))
list_add_tail(&topo_node->u.transform.outputs[i].samples, &sample_entry->entry);
}
}
/* Push down all available output. */
for (i = 0; i < topo_node->u.transform.output_count; ++i)
{
if (FAILED(IMFTopologyNode_GetOutput(node, i, &downstream_node, &downstream_input)))
{
WARN("Failed to get connected node for output %u.\n", i);
continue;
}
LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.outputs[i].samples,
struct sample, entry)
{
if (!topo_node->u.transform.outputs[i].requests)
break;
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample_entry->sample);
topo_node->u.transform.outputs[i].requests--;
transform_release_sample(sample_entry);
}
IMFTopologyNode_Release(downstream_node);
}
break;
case MF_TOPOLOGY_TEE_NODE:
FIXME("Unhandled downstream node type %d.\n", node_type);
break;
default:
;
}
}
static HRESULT session_request_sample_from_node(struct media_session *session, IMFTopologyNode *node, DWORD output)
{
IMFTopologyNode *downstream_node, *upstream_node;
unsigned int downstream_input, upstream_output;
struct topo_node *topo_node;
MF_TOPOLOGY_TYPE node_type;
struct sample *sample;
TOPOID node_id;
HRESULT hr;
IMFTopologyNode_GetNodeType(node, &node_type);
IMFTopologyNode_GetTopoNodeID(node, &node_id);
topo_node = session_get_node_by_id(session, node_id);
switch (node_type)
{
case MF_TOPOLOGY_SOURCESTREAM_NODE:
if (FAILED(hr = IMFMediaStream_RequestSample(topo_node->object.source_stream, NULL)))
WARN("Sample request failed, hr %#x.\n", hr);
break;
case MF_TOPOLOGY_TRANSFORM_NODE:
if (list_empty(&topo_node->u.transform.outputs[output].samples))
{
/* Forward request to upstream node. */
if (SUCCEEDED(hr = IMFTopologyNode_GetInput(node, 0 /* FIXME */, &upstream_node, &upstream_output)))
{
if (SUCCEEDED(hr = session_request_sample_from_node(session, upstream_node, upstream_output)))
topo_node->u.transform.outputs[output].requests++;
IMFTopologyNode_Release(upstream_node);
}
}
else
{
if (SUCCEEDED(hr = IMFTopologyNode_GetOutput(node, output, &downstream_node, &downstream_input)))
{
sample = LIST_ENTRY(list_head(&topo_node->u.transform.outputs[output].samples), struct sample, entry);
session_deliver_sample_to_node(session, downstream_node, downstream_input, sample->sample);
transform_release_sample(sample);
IMFTopologyNode_Release(downstream_node);
}
}
break;
case MF_TOPOLOGY_TEE_NODE:
FIXME("Unhandled upstream node type %d.\n", node_type);
default:
hr = E_UNEXPECTED;
}
return hr;
}
static void session_request_sample(struct media_session *session, IMFStreamSink *sink_stream)
{
struct topo_node *sink_node = NULL, *node;
IMFTopologyNode *upstream_node;
DWORD upstream_output;
HRESULT hr;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->object.sink_stream == sink_stream)
{
sink_node = node;
break;
}
}
if (!sink_node)
return;
if (FAILED(hr = IMFTopologyNode_GetInput(sink_node->node, 0, &upstream_node, &upstream_output)))
{
WARN("Failed to get upstream node connection, hr %#x.\n", hr);
return;
}
if (SUCCEEDED(session_request_sample_from_node(session, upstream_node, upstream_output)))
sink_node->u.sink.requests++;
IMFTopologyNode_Release(upstream_node);
}
static void session_deliver_sample(struct media_session *session, IMFMediaStream *stream, const PROPVARIANT *value)
{
struct topo_node *source_node = NULL, *node;
IMFTopologyNode *downstream_node;
DWORD downstream_input;
HRESULT hr;
if (value && (value->vt != VT_UNKNOWN || !value->punkVal))
{
WARN("Unexpected value type %d.\n", value->vt);
return;
}
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->object.source_stream == stream)
{
source_node = node;
break;
}
}
if (!source_node)
return;
if (!value)
source_node->flags |= TOPO_NODE_END_OF_STREAM;
if (FAILED(hr = IMFTopologyNode_GetOutput(source_node->node, 0, &downstream_node, &downstream_input)))
{
WARN("Failed to get downstream node connection, hr %#x.\n", hr);
return;
}
session_deliver_sample_to_node(session, downstream_node, downstream_input, value ? (IMFSample *)value->punkVal : NULL);
IMFTopologyNode_Release(downstream_node);
}
static void session_sink_invalidated(struct media_session *session, IMFMediaEvent *event, IMFStreamSink *sink)
{
struct topo_node *node, *sink_node = NULL;
HRESULT hr;
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->object.sink_stream == sink)
{
sink_node = node;
break;
}
}
if (!sink_node)
return;
if (!event)
{
if (FAILED(hr = MFCreateMediaEvent(MESinkInvalidated, &GUID_NULL, S_OK, NULL, &event)))
WARN("Failed to create event, hr %#x.\n", hr);
}
if (!event)
return;
IMFMediaEvent_SetUINT64(event, &MF_EVENT_OUTPUT_NODE, sink_node->node_id);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
session_set_topo_status(session, S_OK, MF_TOPOSTATUS_ENDED);
}
static BOOL session_nodes_is_mask_set(struct media_session *session, MF_TOPOLOGY_TYPE node_type, unsigned int flags)
{
struct media_source *source;
struct topo_node *node;
if (node_type == MF_TOPOLOGY_MAX)
{
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if ((source->flags & flags) != flags)
return FALSE;
}
}
else
{
LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry)
{
if (node->type == node_type && (node->flags & flags) != flags)
return FALSE;
}
}
return TRUE;
}
static void session_raise_end_of_presentation(struct media_session *session)
{
if (!(session_nodes_is_mask_set(session, MF_TOPOLOGY_SOURCESTREAM_NODE, TOPO_NODE_END_OF_STREAM)))
return;
if (!(session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION))
{
if (session_nodes_is_mask_set(session, MF_TOPOLOGY_MAX, SOURCE_FLAG_END_OF_PRESENTATION))
{
session->presentation.flags |= SESSION_FLAG_END_OF_PRESENTATION;
session_push_back_command(session, SESSION_CMD_END);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MEEndOfPresentation, &GUID_NULL, S_OK, NULL);
}
}
}
static void session_handle_end_of_stream(struct media_session *session, IMFMediaStream *stream)
{
struct topo_node *node;
if (!(node = session_get_node_object(session, (IUnknown *)stream, MF_TOPOLOGY_SOURCESTREAM_NODE))
|| node->flags & TOPO_NODE_END_OF_STREAM)
{
return;
}
session_deliver_sample(session, stream, NULL);
session_raise_end_of_presentation(session);
}
static void session_handle_end_of_presentation(struct media_session *session, IMFMediaSource *object)
{
struct media_source *source;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (source->source == object)
{
if (!(source->flags & SOURCE_FLAG_END_OF_PRESENTATION))
{
source->flags |= SOURCE_FLAG_END_OF_PRESENTATION;
session_raise_end_of_presentation(session);
}
break;
}
}
}
static void session_sink_stream_marker(struct media_session *session, IMFStreamSink *stream_sink)
{
struct topo_node *node;
if (!(node = session_get_node_object(session, (IUnknown *)stream_sink, MF_TOPOLOGY_OUTPUT_NODE))
|| node->flags & TOPO_NODE_END_OF_STREAM)
{
return;
}
node->flags |= TOPO_NODE_END_OF_STREAM;
if (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION &&
session_nodes_is_mask_set(session, MF_TOPOLOGY_OUTPUT_NODE, TOPO_NODE_END_OF_STREAM))
{
session_set_topo_status(session, S_OK, MF_TOPOSTATUS_ENDED);
session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE);
session_stop(session);
}
}
static HRESULT WINAPI session_events_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface);
IMFMediaEventGenerator *event_source;
IMFMediaEvent *event = NULL;
MediaEventType event_type;
IUnknown *object = NULL;
IMFMediaSource *source;
IMFMediaStream *stream;
PROPVARIANT value;
HRESULT hr;
if (FAILED(hr = IMFAsyncResult_GetState(result, (IUnknown **)&event_source)))
return hr;
if (FAILED(hr = IMFMediaEventGenerator_EndGetEvent(event_source, result, &event)))
{
WARN("Failed to get event from %p, hr %#x.\n", event_source, hr);
goto failed;
}
if (FAILED(hr = IMFMediaEvent_GetType(event, &event_type)))
{
WARN("Failed to get event type, hr %#x.\n", hr);
goto failed;
}
value.vt = VT_EMPTY;
if (FAILED(hr = IMFMediaEvent_GetValue(event, &value)))
{
WARN("Failed to get event value, hr %#x.\n", hr);
goto failed;
}
switch (event_type)
{
case MESourceStarted:
case MESourcePaused:
case MESourceStopped:
case MEStreamStarted:
case MEStreamPaused:
case MEStreamStopped:
EnterCriticalSection(&session->cs);
session_set_source_object_state(session, (IUnknown *)event_source, event_type);
LeaveCriticalSection(&session->cs);
break;
case MEBufferingStarted:
case MEBufferingStopped:
EnterCriticalSection(&session->cs);
if (session_get_media_source(session, (IMFMediaSource *)event_source))
{
if (event_type == MEBufferingStarted)
IMFPresentationClock_Pause(session->clock);
else
IMFPresentationClock_Start(session->clock, PRESENTATION_CURRENT_POSITION);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
}
LeaveCriticalSection(&session->cs);
break;
case MENewStream:
stream = (IMFMediaStream *)value.punkVal;
if (value.vt != VT_UNKNOWN || !stream)
{
WARN("Unexpected event value.\n");
break;
}
if (FAILED(hr = IMFMediaStream_GetMediaSource(stream, &source)))
break;
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_add_media_stream(session, source, stream)))
hr = IMFMediaStream_BeginGetEvent(stream, &session->events_callback, (IUnknown *)stream);
LeaveCriticalSection(&session->cs);
IMFMediaSource_Release(source);
break;
case MEStreamSinkStarted:
case MEStreamSinkPaused:
case MEStreamSinkStopped:
case MEStreamSinkPrerolled:
EnterCriticalSection(&session->cs);
session_set_sink_stream_state(session, (IMFStreamSink *)event_source, event_type);
LeaveCriticalSection(&session->cs);
break;
case MEStreamSinkMarker:
EnterCriticalSection(&session->cs);
session_sink_stream_marker(session, (IMFStreamSink *)event_source);
LeaveCriticalSection(&session->cs);
break;
case MEStreamSinkRequestSample:
EnterCriticalSection(&session->cs);
session_request_sample(session, (IMFStreamSink *)event_source);
LeaveCriticalSection(&session->cs);
break;
case MEMediaSample:
EnterCriticalSection(&session->cs);
session_deliver_sample(session, (IMFMediaStream *)event_source, &value);
LeaveCriticalSection(&session->cs);
break;
case MEEndOfStream:
EnterCriticalSection(&session->cs);
session_handle_end_of_stream(session, (IMFMediaStream *)event_source);
LeaveCriticalSection(&session->cs);
break;
case MEEndOfPresentation:
EnterCriticalSection(&session->cs);
session_handle_end_of_presentation(session, (IMFMediaSource *)event_source);
LeaveCriticalSection(&session->cs);
break;
case MEAudioSessionGroupingParamChanged:
case MEAudioSessionIconChanged:
case MEAudioSessionNameChanged:
case MEAudioSessionVolumeChanged:
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
break;
case MEAudioSessionDeviceRemoved:
case MEAudioSessionDisconnected:
case MEAudioSessionExclusiveModeOverride:
case MEAudioSessionFormatChanged:
case MEAudioSessionServerShutdown:
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
/* fallthrough */
case MESinkInvalidated:
EnterCriticalSection(&session->cs);
session_sink_invalidated(session, event_type == MESinkInvalidated ? event : NULL,
(IMFStreamSink *)event_source);
LeaveCriticalSection(&session->cs);
break;
case MEQualityNotify:
if (session->quality_manager)
{
if (FAILED(IMFMediaEventGenerator_QueryInterface(event_source, &IID_IMFStreamSink, (void **)&object)))
IMFMediaEventGenerator_QueryInterface(event_source, &IID_IMFTransform, (void **)&object);
if (object)
{
IMFQualityManager_NotifyQualityEvent(session->quality_manager, object, event);
IUnknown_Release(object);
}
}
break;
default:
;
}
PropVariantClear(&value);
failed:
if (event)
IMFMediaEvent_Release(event);
if (FAILED(hr = IMFMediaEventGenerator_BeginGetEvent(event_source, iface, (IUnknown *)event_source)))
WARN("Failed to re-subscribe, hr %#x.\n", hr);
IMFMediaEventGenerator_Release(event_source);
return hr;
}
static const IMFAsyncCallbackVtbl session_events_callback_vtbl =
{
session_events_callback_QueryInterface,
session_events_callback_AddRef,
session_events_callback_Release,
session_events_callback_GetParameters,
session_events_callback_Invoke,
};
static HRESULT WINAPI session_sink_finalizer_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;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI session_sink_finalizer_callback_AddRef(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_sink_finalizer_callback_Release(IMFAsyncCallback *iface)
{
struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI session_sink_finalizer_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT WINAPI session_sink_finalizer_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface);
IMFFinalizableMediaSink *fin_sink = NULL;
BOOL sinks_finalized = TRUE;
struct media_sink *sink;
IUnknown *state;
HRESULT hr;
if (FAILED(hr = IMFAsyncResult_GetState(result, &state)))
return hr;
EnterCriticalSection(&session->cs);
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (state == (IUnknown *)sink->sink)
{
if (FAILED(hr = IMFMediaSink_QueryInterface(sink->sink, &IID_IMFFinalizableMediaSink, (void **)&fin_sink)))
WARN("Unexpected, missing IMFFinalizableSink, hr %#x.\n", hr);
}
else
{
sinks_finalized &= sink->finalized;
if (!sinks_finalized)
break;
}
}
IUnknown_Release(state);
if (fin_sink)
{
/* Complete session transition, or close prematurely on error. */
if (SUCCEEDED(hr = IMFFinalizableMediaSink_EndFinalize(fin_sink, result)))
{
sink->finalized = TRUE;
if (sinks_finalized)
session_set_closed(session, hr);
}
IMFFinalizableMediaSink_Release(fin_sink);
}
LeaveCriticalSection(&session->cs);
return S_OK;
}
static const IMFAsyncCallbackVtbl session_sink_finalizer_callback_vtbl =
{
session_sink_finalizer_callback_QueryInterface,
session_sink_finalizer_callback_AddRef,
session_sink_finalizer_callback_Release,
session_sink_finalizer_callback_GetParameters,
session_sink_finalizer_callback_Invoke,
};
static HRESULT WINAPI session_rate_support_QueryInterface(IMFRateSupport *iface, REFIID riid, void **obj)
{
struct media_session *session = impl_session_from_IMFRateSupport(iface);
return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj);
}
static ULONG WINAPI session_rate_support_AddRef(IMFRateSupport *iface)
{
struct media_session *session = impl_session_from_IMFRateSupport(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_rate_support_Release(IMFRateSupport *iface)
{
struct media_session *session = impl_session_from_IMFRateSupport(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT session_presentation_object_get_rate(IUnknown *object, MFRATE_DIRECTION direction,
BOOL thin, BOOL fastest, float *result)
{
IMFRateSupport *rate_support;
float rate;
HRESULT hr;
/* For objects that don't support rate control, it's assumed that only forward direction is allowed, at 1.0f. */
if (FAILED(hr = MFGetService(object, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void **)&rate_support)))
{
if (direction == MFRATE_FORWARD)
{
*result = 1.0f;
return S_OK;
}
else
return MF_E_REVERSE_UNSUPPORTED;
}
rate = 0.0f;
if (fastest)
{
if (SUCCEEDED(hr = IMFRateSupport_GetFastestRate(rate_support, direction, thin, &rate)))
*result = min(fabsf(rate), *result);
}
else
{
if (SUCCEEDED(hr = IMFRateSupport_GetSlowestRate(rate_support, direction, thin, &rate)))
*result = max(fabsf(rate), *result);
}
IMFRateSupport_Release(rate_support);
return hr;
}
static HRESULT session_get_presentation_rate(struct media_session *session, MFRATE_DIRECTION direction,
BOOL thin, BOOL fastest, float *result)
{
struct media_source *source;
struct media_sink *sink;
HRESULT hr = E_POINTER;
*result = 0.0f;
EnterCriticalSection(&session->cs);
if (session->presentation.topo_status != MF_TOPOSTATUS_INVALID)
{
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (FAILED(hr = session_presentation_object_get_rate((IUnknown *)source->source, direction, thin, fastest, result)))
break;
}
if (SUCCEEDED(hr))
{
LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry)
{
if (FAILED(hr = session_presentation_object_get_rate((IUnknown *)sink->sink, direction, thin, fastest, result)))
break;
}
}
}
LeaveCriticalSection(&session->cs);
return hr;
}
static HRESULT WINAPI session_rate_support_GetSlowestRate(IMFRateSupport *iface, MFRATE_DIRECTION direction,
BOOL thin, float *rate)
{
struct media_session *session = impl_session_from_IMFRateSupport(iface);
TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate);
return session_get_presentation_rate(session, direction, thin, FALSE, rate);
}
static HRESULT WINAPI session_rate_support_GetFastestRate(IMFRateSupport *iface, MFRATE_DIRECTION direction,
BOOL thin, float *rate)
{
struct media_session *session = impl_session_from_IMFRateSupport(iface);
TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate);
return session_get_presentation_rate(session, direction, thin, TRUE, rate);
}
static HRESULT WINAPI session_rate_support_IsRateSupported(IMFRateSupport *iface, BOOL thin, float rate,
float *nearest_supported_rate)
{
FIXME("%p, %d, %f, %p.\n", iface, thin, rate, nearest_supported_rate);
return E_NOTIMPL;
}
static const IMFRateSupportVtbl session_rate_support_vtbl =
{
session_rate_support_QueryInterface,
session_rate_support_AddRef,
session_rate_support_Release,
session_rate_support_GetSlowestRate,
session_rate_support_GetFastestRate,
session_rate_support_IsRateSupported,
};
static HRESULT WINAPI session_rate_control_QueryInterface(IMFRateControl *iface, REFIID riid, void **obj)
{
struct media_session *session = impl_session_from_IMFRateControl(iface);
return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj);
}
static ULONG WINAPI session_rate_control_AddRef(IMFRateControl *iface)
{
struct media_session *session = impl_session_from_IMFRateControl(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI session_rate_control_Release(IMFRateControl *iface)
{
struct media_session *session = impl_session_from_IMFRateControl(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI session_rate_control_SetRate(IMFRateControl *iface, BOOL thin, float rate)
{
FIXME("%p, %d, %f.\n", iface, thin, rate);
return E_NOTIMPL;
}
static HRESULT WINAPI session_rate_control_GetRate(IMFRateControl *iface, BOOL *thin, float *rate)
{
struct media_session *session = impl_session_from_IMFRateControl(iface);
TRACE("%p, %p, %p.\n", iface, thin, rate);
return IMFRateControl_GetRate(session->clock_rate_control, thin, rate);
}
static const IMFRateControlVtbl session_rate_control_vtbl =
{
session_rate_control_QueryInterface,
session_rate_control_AddRef,
session_rate_control_Release,
session_rate_control_SetRate,
session_rate_control_GetRate,
};
static HRESULT WINAPI node_attribute_editor_QueryInterface(IMFTopologyNodeAttributeEditor *iface,
REFIID riid, void **obj)
{
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IMFTopologyNodeAttributeEditor) ||
IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IMFTopologyNodeAttributeEditor_AddRef(iface);
return S_OK;
}
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI node_attribute_editor_AddRef(IMFTopologyNodeAttributeEditor *iface)
{
struct media_session *session = impl_session_from_IMFTopologyNodeAttributeEditor(iface);
return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
}
static ULONG WINAPI node_attribute_editor_Release(IMFTopologyNodeAttributeEditor *iface)
{
struct media_session *session = impl_session_from_IMFTopologyNodeAttributeEditor(iface);
return IMFMediaSession_Release(&session->IMFMediaSession_iface);
}
static HRESULT WINAPI node_attribute_editor_UpdateNodeAttributes(IMFTopologyNodeAttributeEditor *iface,
TOPOID id, DWORD count, MFTOPONODE_ATTRIBUTE_UPDATE *updates)
{
FIXME("%p, %s, %u, %p.\n", iface, wine_dbgstr_longlong(id), count, updates);
return E_NOTIMPL;
}
static const IMFTopologyNodeAttributeEditorVtbl node_attribute_editor_vtbl =
{
node_attribute_editor_QueryInterface,
node_attribute_editor_AddRef,
node_attribute_editor_Release,
node_attribute_editor_UpdateNodeAttributes,
};
/***********************************************************************
* MFCreateMediaSession (mf.@)
*/
HRESULT WINAPI MFCreateMediaSession(IMFAttributes *config, IMFMediaSession **session)
{
BOOL without_quality_manager = FALSE;
struct media_session *object;
HRESULT hr;
TRACE("%p, %p.\n", config, session);
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFMediaSession_iface.lpVtbl = &mfmediasessionvtbl;
object->IMFGetService_iface.lpVtbl = &session_get_service_vtbl;
object->IMFRateSupport_iface.lpVtbl = &session_rate_support_vtbl;
object->IMFRateControl_iface.lpVtbl = &session_rate_control_vtbl;
object->IMFTopologyNodeAttributeEditor_iface.lpVtbl = &node_attribute_editor_vtbl;
object->commands_callback.lpVtbl = &session_commands_callback_vtbl;
object->events_callback.lpVtbl = &session_events_callback_vtbl;
object->sink_finalizer_callback.lpVtbl = &session_sink_finalizer_callback_vtbl;
object->refcount = 1;
list_init(&object->topologies);
list_init(&object->commands);
list_init(&object->presentation.sources);
list_init(&object->presentation.sinks);
list_init(&object->presentation.nodes);
InitializeCriticalSection(&object->cs);
if (FAILED(hr = MFCreateTopology(&object->presentation.current_topology)))
goto failed;
if (FAILED(hr = MFCreateEventQueue(&object->event_queue)))
goto failed;
if (FAILED(hr = MFCreatePresentationClock(&object->clock)))
goto failed;
if (FAILED(hr = MFCreateSystemTimeSource(&object->system_time_source)))
goto failed;
if (FAILED(hr = IMFPresentationClock_QueryInterface(object->clock, &IID_IMFRateControl,
(void **)&object->clock_rate_control)))
{
goto failed;
}
if (config)
{
GUID clsid;
if (SUCCEEDED(IMFAttributes_GetGUID(config, &MF_SESSION_TOPOLOADER, &clsid)))
{
if (FAILED(hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IMFTopoLoader,
(void **)&object->topo_loader)))
{
WARN("Failed to create custom topology loader, hr %#x.\n", hr);
}
}
if (SUCCEEDED(IMFAttributes_GetGUID(config, &MF_SESSION_QUALITY_MANAGER, &clsid)))
{
if (!(without_quality_manager = IsEqualGUID(&clsid, &GUID_NULL)))
{
if (FAILED(hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IMFQualityManager,
(void **)&object->quality_manager)))
{
WARN("Failed to create custom quality manager, hr %#x.\n", hr);
}
}
}
}
if (!object->topo_loader && FAILED(hr = MFCreateTopoLoader(&object->topo_loader)))
goto failed;
if (!object->quality_manager && !without_quality_manager &&
FAILED(hr = MFCreateStandardQualityManager(&object->quality_manager)))
{
goto failed;
}
if (object->quality_manager && FAILED(hr = IMFQualityManager_NotifyPresentationClock(object->quality_manager,
object->clock)))
{
goto failed;
}
*session = &object->IMFMediaSession_iface;
return S_OK;
failed:
IMFMediaSession_Release(&object->IMFMediaSession_iface);
return hr;
}
static HRESULT WINAPI sink_notification_QueryInterface(IUnknown *iface, REFIID riid, void **out)
{
if (IsEqualIID(riid, &IID_IUnknown))
{
*out = iface;
IUnknown_AddRef(iface);
return S_OK;
}
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI sink_notification_AddRef(IUnknown *iface)
{
struct sink_notification *notification = impl_sink_notification_from_IUnknown(iface);
ULONG refcount = InterlockedIncrement(&notification->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI sink_notification_Release(IUnknown *iface)
{
struct sink_notification *notification = impl_sink_notification_from_IUnknown(iface);
ULONG refcount = InterlockedDecrement(&notification->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
IMFClockStateSink_Release(notification->sink);
heap_free(notification);
}
return refcount;
}
static const IUnknownVtbl sinknotificationvtbl =
{
sink_notification_QueryInterface,
sink_notification_AddRef,
sink_notification_Release,
};
static void clock_notify_async_sink(struct presentation_clock *clock, MFTIME system_time,
struct clock_state_change_param param, enum clock_notification notification, IMFClockStateSink *sink)
{
struct sink_notification *object;
IMFAsyncResult *result;
HRESULT hr;
object = heap_alloc(sizeof(*object));
if (!object)
return;
object->IUnknown_iface.lpVtbl = &sinknotificationvtbl;
object->refcount = 1;
object->system_time = system_time;
object->param = param;
object->notification = notification;
object->sink = sink;
IMFClockStateSink_AddRef(object->sink);
hr = MFCreateAsyncResult(&object->IUnknown_iface, &clock->sink_callback, NULL, &result);
IUnknown_Release(&object->IUnknown_iface);
if (SUCCEEDED(hr))
{
MFPutWorkItemEx(MFASYNC_CALLBACK_QUEUE_STANDARD, result);
IMFAsyncResult_Release(result);
}
}
static HRESULT WINAPI present_clock_QueryInterface(IMFPresentationClock *iface, REFIID riid, void **out)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFPresentationClock) ||
IsEqualIID(riid, &IID_IMFClock) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = &clock->IMFPresentationClock_iface;
}
else if (IsEqualIID(riid, &IID_IMFRateControl))
{
*out = &clock->IMFRateControl_iface;
}
else if (IsEqualIID(riid, &IID_IMFTimer))
{
*out = &clock->IMFTimer_iface;
}
else if (IsEqualIID(riid, &IID_IMFShutdown))
{
*out = &clock->IMFShutdown_iface;
}
else
{
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown *)*out);
return S_OK;
}
static ULONG WINAPI present_clock_AddRef(IMFPresentationClock *iface)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
ULONG refcount = InterlockedIncrement(&clock->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI present_clock_Release(IMFPresentationClock *iface)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
ULONG refcount = InterlockedDecrement(&clock->refcount);
struct clock_timer *timer, *timer2;
struct clock_sink *sink, *sink2;
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
if (clock->time_source)
IMFPresentationTimeSource_Release(clock->time_source);
if (clock->time_source_sink)
IMFClockStateSink_Release(clock->time_source_sink);
LIST_FOR_EACH_ENTRY_SAFE(sink, sink2, &clock->sinks, struct clock_sink, entry)
{
list_remove(&sink->entry);
IMFClockStateSink_Release(sink->state_sink);
heap_free(sink);
}
LIST_FOR_EACH_ENTRY_SAFE(timer, timer2, &clock->timers, struct clock_timer, entry)
{
list_remove(&timer->entry);
IUnknown_Release(&timer->IUnknown_iface);
}
DeleteCriticalSection(&clock->cs);
heap_free(clock);
}
return refcount;
}
static HRESULT WINAPI present_clock_GetClockCharacteristics(IMFPresentationClock *iface, DWORD *flags)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
TRACE("%p, %p.\n", iface, flags);
EnterCriticalSection(&clock->cs);
if (clock->time_source)
hr = IMFPresentationTimeSource_GetClockCharacteristics(clock->time_source, flags);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_GetCorrelatedTime(IMFPresentationClock *iface, DWORD reserved,
LONGLONG *clock_time, MFTIME *system_time)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
TRACE("%p, %#x, %p, %p.\n", iface, reserved, clock_time, system_time);
EnterCriticalSection(&clock->cs);
if (clock->time_source)
hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, reserved, clock_time, system_time);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_GetContinuityKey(IMFPresentationClock *iface, DWORD *key)
{
TRACE("%p, %p.\n", iface, key);
*key = 0;
return S_OK;
}
static HRESULT WINAPI present_clock_GetState(IMFPresentationClock *iface, DWORD reserved, MFCLOCK_STATE *state)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
TRACE("%p, %#x, %p.\n", iface, reserved, state);
EnterCriticalSection(&clock->cs);
*state = clock->state;
LeaveCriticalSection(&clock->cs);
return S_OK;
}
static HRESULT WINAPI present_clock_GetProperties(IMFPresentationClock *iface, MFCLOCK_PROPERTIES *props)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
TRACE("%p, %p.\n", iface, props);
EnterCriticalSection(&clock->cs);
if (clock->time_source)
hr = IMFPresentationTimeSource_GetProperties(clock->time_source, props);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_SetTimeSource(IMFPresentationClock *iface,
IMFPresentationTimeSource *time_source)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
MFCLOCK_PROPERTIES props;
IMFClock *source_clock;
HRESULT hr;
TRACE("%p, %p.\n", iface, time_source);
EnterCriticalSection(&clock->cs);
if (clock->time_source)
IMFPresentationTimeSource_Release(clock->time_source);
if (clock->time_source_sink)
IMFClockStateSink_Release(clock->time_source_sink);
clock->time_source = NULL;
clock->time_source_sink = NULL;
hr = IMFPresentationTimeSource_QueryInterface(time_source, &IID_IMFClockStateSink, (void **)&clock->time_source_sink);
if (SUCCEEDED(hr))
{
clock->time_source = time_source;
IMFPresentationTimeSource_AddRef(clock->time_source);
}
if (SUCCEEDED(IMFPresentationTimeSource_GetUnderlyingClock(time_source, &source_clock)))
{
if (SUCCEEDED(IMFClock_GetProperties(source_clock, &props)))
clock->frequency = props.qwClockFrequency;
IMFClock_Release(source_clock);
}
if (!clock->frequency)
clock->frequency = MFCLOCK_FREQUENCY_HNS;
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_GetTimeSource(IMFPresentationClock *iface,
IMFPresentationTimeSource **time_source)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, time_source);
if (!time_source)
return E_INVALIDARG;
EnterCriticalSection(&clock->cs);
if (clock->time_source)
{
*time_source = clock->time_source;
IMFPresentationTimeSource_AddRef(*time_source);
}
else
hr = MF_E_CLOCK_NO_TIME_SOURCE;
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_GetTime(IMFPresentationClock *iface, MFTIME *time)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE;
MFTIME systime;
TRACE("%p, %p.\n", iface, time);
if (!time)
return E_POINTER;
EnterCriticalSection(&clock->cs);
if (clock->time_source)
hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, 0, time, &systime);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_AddClockStateSink(IMFPresentationClock *iface, IMFClockStateSink *state_sink)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
struct clock_sink *sink, *cur;
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, state_sink);
if (!state_sink)
return E_INVALIDARG;
sink = heap_alloc(sizeof(*sink));
if (!sink)
return E_OUTOFMEMORY;
sink->state_sink = state_sink;
IMFClockStateSink_AddRef(sink->state_sink);
EnterCriticalSection(&clock->cs);
LIST_FOR_EACH_ENTRY(cur, &clock->sinks, struct clock_sink, entry)
{
if (cur->state_sink == state_sink)
{
hr = E_INVALIDARG;
break;
}
}
if (SUCCEEDED(hr))
{
static const enum clock_notification notifications[MFCLOCK_STATE_PAUSED + 1] =
{
/* MFCLOCK_STATE_INVALID */ 0, /* Does not apply */
/* MFCLOCK_STATE_RUNNING */ CLOCK_NOTIFY_START,
/* MFCLOCK_STATE_STOPPED */ CLOCK_NOTIFY_STOP,
/* MFCLOCK_STATE_PAUSED */ CLOCK_NOTIFY_PAUSE,
};
struct clock_state_change_param param;
if (!clock->is_shut_down && clock->state != MFCLOCK_STATE_INVALID)
{
param.u.offset = clock->start_offset;
clock_notify_async_sink(clock, MFGetSystemTime(), param, notifications[clock->state], sink->state_sink);
}
list_add_tail(&clock->sinks, &sink->entry);
}
LeaveCriticalSection(&clock->cs);
if (FAILED(hr))
{
IMFClockStateSink_Release(sink->state_sink);
heap_free(sink);
}
return hr;
}
static HRESULT WINAPI present_clock_RemoveClockStateSink(IMFPresentationClock *iface,
IMFClockStateSink *state_sink)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
struct clock_sink *sink;
TRACE("%p, %p.\n", iface, state_sink);
if (!state_sink)
return E_INVALIDARG;
EnterCriticalSection(&clock->cs);
LIST_FOR_EACH_ENTRY(sink, &clock->sinks, struct clock_sink, entry)
{
if (sink->state_sink == state_sink)
{
IMFClockStateSink_Release(sink->state_sink);
list_remove(&sink->entry);
heap_free(sink);
break;
}
}
LeaveCriticalSection(&clock->cs);
return S_OK;
}
static HRESULT clock_call_state_change(MFTIME system_time, struct clock_state_change_param param,
enum clock_notification notification, IMFClockStateSink *sink)
{
HRESULT hr = S_OK;
switch (notification)
{
case CLOCK_NOTIFY_START:
hr = IMFClockStateSink_OnClockStart(sink, system_time, param.u.offset);
break;
case CLOCK_NOTIFY_STOP:
hr = IMFClockStateSink_OnClockStop(sink, system_time);
break;
case CLOCK_NOTIFY_PAUSE:
hr = IMFClockStateSink_OnClockPause(sink, system_time);
break;
case CLOCK_NOTIFY_RESTART:
hr = IMFClockStateSink_OnClockRestart(sink, system_time);
break;
case CLOCK_NOTIFY_SET_RATE:
/* System time source does not allow 0.0 rate, presentation clock allows it without raising errors. */
IMFClockStateSink_OnClockSetRate(sink, system_time, param.u.rate);
break;
default:
;
}
return hr;
}
static HRESULT clock_change_state(struct presentation_clock *clock, enum clock_command command,
struct clock_state_change_param param)
{
static const BYTE state_change_is_allowed[MFCLOCK_STATE_PAUSED+1][CLOCK_CMD_MAX] =
{ /* S S* P, R */
/* INVALID */ { 1, 1, 1, 1 },
/* RUNNING */ { 1, 1, 1, 1 },
/* STOPPED */ { 1, 1, 0, 1 },
/* PAUSED */ { 1, 1, 0, 1 },
};
static const MFCLOCK_STATE states[CLOCK_CMD_MAX] =
{
/* CLOCK_CMD_START */ MFCLOCK_STATE_RUNNING,
/* CLOCK_CMD_STOP */ MFCLOCK_STATE_STOPPED,
/* CLOCK_CMD_PAUSE */ MFCLOCK_STATE_PAUSED,
/* CLOCK_CMD_SET_RATE */ 0, /* Unused */
};
static const enum clock_notification notifications[CLOCK_CMD_MAX] =
{
/* CLOCK_CMD_START */ CLOCK_NOTIFY_START,
/* CLOCK_CMD_STOP */ CLOCK_NOTIFY_STOP,
/* CLOCK_CMD_PAUSE */ CLOCK_NOTIFY_PAUSE,
/* CLOCK_CMD_SET_RATE */ CLOCK_NOTIFY_SET_RATE,
};
enum clock_notification notification;
struct clock_sink *sink;
MFCLOCK_STATE old_state;
IMFAsyncResult *result;
MFTIME system_time;
HRESULT hr;
if (!clock->time_source)
return MF_E_CLOCK_NO_TIME_SOURCE;
if (command != CLOCK_CMD_SET_RATE && clock->state == states[command] && clock->state != MFCLOCK_STATE_RUNNING)
return MF_E_CLOCK_STATE_ALREADY_SET;
if (!state_change_is_allowed[clock->state][command])
return MF_E_INVALIDREQUEST;
system_time = MFGetSystemTime();
if (command == CLOCK_CMD_START && clock->state == MFCLOCK_STATE_PAUSED &&
param.u.offset == PRESENTATION_CURRENT_POSITION)
{
notification = CLOCK_NOTIFY_RESTART;
}
else
notification = notifications[command];
if (FAILED(hr = clock_call_state_change(system_time, param, notification, clock->time_source_sink)))
return hr;
old_state = clock->state;
if (command != CLOCK_CMD_SET_RATE)
clock->state = states[command];
/* Dump all pending timer requests immediately on start; otherwise try to cancel scheduled items when
transitioning from running state. */
if ((clock->state == MFCLOCK_STATE_RUNNING) ^ (old_state == MFCLOCK_STATE_RUNNING))
{
struct clock_timer *timer, *timer2;
if (clock->state == MFCLOCK_STATE_RUNNING)
{
LIST_FOR_EACH_ENTRY_SAFE(timer, timer2, &clock->timers, struct clock_timer, entry)
{
list_remove(&timer->entry);
hr = MFCreateAsyncResult(&timer->IUnknown_iface, &clock->timer_callback, NULL, &result);
IUnknown_Release(&timer->IUnknown_iface);
if (SUCCEEDED(hr))
{
MFPutWorkItemEx(MFASYNC_CALLBACK_QUEUE_TIMER, result);
IMFAsyncResult_Release(result);
}
}
}
else
{
LIST_FOR_EACH_ENTRY(timer, &clock->timers, struct clock_timer, entry)
{
if (timer->key)
{
MFCancelWorkItem(timer->key);
timer->key = 0;
}
}
}
}
LIST_FOR_EACH_ENTRY(sink, &clock->sinks, struct clock_sink, entry)
{
clock_notify_async_sink(clock, system_time, param, notification, sink->state_sink);
}
return S_OK;
}
static HRESULT WINAPI present_clock_Start(IMFPresentationClock *iface, LONGLONG start_offset)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
struct clock_state_change_param param = {{0}};
HRESULT hr;
TRACE("%p, %s.\n", iface, debugstr_time(start_offset));
EnterCriticalSection(&clock->cs);
clock->start_offset = param.u.offset = start_offset;
hr = clock_change_state(clock, CLOCK_CMD_START, param);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_Stop(IMFPresentationClock *iface)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
struct clock_state_change_param param = {{0}};
HRESULT hr;
TRACE("%p.\n", iface);
EnterCriticalSection(&clock->cs);
hr = clock_change_state(clock, CLOCK_CMD_STOP, param);
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_Pause(IMFPresentationClock *iface)
{
struct presentation_clock *clock = impl_from_IMFPresentationClock(iface);
struct clock_state_change_param param = {{0}};
HRESULT hr;
TRACE("%p.\n", iface);
EnterCriticalSection(&clock->cs);
hr = clock_change_state(clock, CLOCK_CMD_PAUSE, param);
LeaveCriticalSection(&clock->cs);
return hr;
}
static const IMFPresentationClockVtbl presentationclockvtbl =
{
present_clock_QueryInterface,
present_clock_AddRef,
present_clock_Release,
present_clock_GetClockCharacteristics,
present_clock_GetCorrelatedTime,
present_clock_GetContinuityKey,
present_clock_GetState,
present_clock_GetProperties,
present_clock_SetTimeSource,
present_clock_GetTimeSource,
present_clock_GetTime,
present_clock_AddClockStateSink,
present_clock_RemoveClockStateSink,
present_clock_Start,
present_clock_Stop,
present_clock_Pause,
};
static HRESULT WINAPI present_clock_rate_control_QueryInterface(IMFRateControl *iface, REFIID riid, void **out)
{
struct presentation_clock *clock = impl_from_IMFRateControl(iface);
return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out);
}
static ULONG WINAPI present_clock_rate_control_AddRef(IMFRateControl *iface)
{
struct presentation_clock *clock = impl_from_IMFRateControl(iface);
return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface);
}
static ULONG WINAPI present_clock_rate_control_Release(IMFRateControl *iface)
{
struct presentation_clock *clock = impl_from_IMFRateControl(iface);
return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface);
}
static HRESULT WINAPI present_clock_rate_SetRate(IMFRateControl *iface, BOOL thin, float rate)
{
struct presentation_clock *clock = impl_from_IMFRateControl(iface);
struct clock_state_change_param param;
HRESULT hr;
TRACE("%p, %d, %f.\n", iface, thin, rate);
if (thin)
return MF_E_THINNING_UNSUPPORTED;
EnterCriticalSection(&clock->cs);
param.u.rate = rate;
if (SUCCEEDED(hr = clock_change_state(clock, CLOCK_CMD_SET_RATE, param)))
clock->rate = rate;
LeaveCriticalSection(&clock->cs);
return hr;
}
static HRESULT WINAPI present_clock_rate_GetRate(IMFRateControl *iface, BOOL *thin, float *rate)
{
struct presentation_clock *clock = impl_from_IMFRateControl(iface);
TRACE("%p, %p, %p.\n", iface, thin, rate);
if (!rate)
return E_INVALIDARG;
if (thin)
*thin = FALSE;
EnterCriticalSection(&clock->cs);
*rate = clock->rate;
LeaveCriticalSection(&clock->cs);
return S_OK;
}
static const IMFRateControlVtbl presentclockratecontrolvtbl =
{
present_clock_rate_control_QueryInterface,
present_clock_rate_control_AddRef,
present_clock_rate_control_Release,
present_clock_rate_SetRate,
present_clock_rate_GetRate,
};
static HRESULT WINAPI present_clock_timer_QueryInterface(IMFTimer *iface, REFIID riid, void **out)
{
struct presentation_clock *clock = impl_from_IMFTimer(iface);
return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out);
}
static ULONG WINAPI present_clock_timer_AddRef(IMFTimer *iface)
{
struct presentation_clock *clock = impl_from_IMFTimer(iface);
return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface);
}
static ULONG WINAPI present_clock_timer_Release(IMFTimer *iface)
{
struct presentation_clock *clock = impl_from_IMFTimer(iface);
return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface);
}
static HRESULT present_clock_schedule_timer(struct presentation_clock *clock, DWORD flags, LONGLONG time,
struct clock_timer *timer)
{
IMFAsyncResult *result;
MFTIME systime, clocktime;
LONGLONG frequency;
HRESULT hr;
if (!(flags & MFTIMER_RELATIVE))
{
if (FAILED(hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, 0, &clocktime, &systime)))
{
WARN("Failed to get clock time, hr %#x.\n", hr);
return hr;
}
time -= clocktime;
}
frequency = clock->frequency / 1000;
time /= frequency;
/* Scheduled item is using clock instance callback, with timer instance as an object. Clock callback will
call user callback and cleanup timer list. */
if (FAILED(hr = MFCreateAsyncResult(&timer->IUnknown_iface, &clock->timer_callback, NULL, &result)))
return hr;
hr = MFScheduleWorkItemEx(result, -time, &timer->key);
IMFAsyncResult_Release(result);
return hr;
}
static HRESULT WINAPI clock_timer_QueryInterface(IUnknown *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
IUnknown_AddRef(iface);
return S_OK;
}
*obj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI clock_timer_AddRef(IUnknown *iface)
{
struct clock_timer *timer = impl_clock_timer_from_IUnknown(iface);
return InterlockedIncrement(&timer->refcount);
}
static ULONG WINAPI clock_timer_Release(IUnknown *iface)
{
struct clock_timer *timer = impl_clock_timer_from_IUnknown(iface);
ULONG refcount = InterlockedDecrement(&timer->refcount);
if (!refcount)
{
IMFAsyncResult_Release(timer->result);
IMFAsyncCallback_Release(timer->callback);
heap_free(timer);
}
return refcount;
}
static const IUnknownVtbl clock_timer_vtbl =
{
clock_timer_QueryInterface,
clock_timer_AddRef,
clock_timer_Release,
};
static HRESULT WINAPI present_clock_timer_SetTimer(IMFTimer *iface, DWORD flags, LONGLONG time,
IMFAsyncCallback *callback, IUnknown *state, IUnknown **cancel_key)
{
struct presentation_clock *clock = impl_from_IMFTimer(iface);
struct clock_timer *clock_timer;
HRESULT hr;
TRACE("%p, %#x, %s, %p, %p, %p.\n", iface, flags, debugstr_time(time), callback, state, cancel_key);
if (!(clock_timer = heap_alloc_zero(sizeof(*clock_timer))))
return E_OUTOFMEMORY;
if (FAILED(hr = MFCreateAsyncResult(NULL, NULL, state, &clock_timer->result)))
{
heap_free(clock_timer);
return hr;
}
clock_timer->IUnknown_iface.lpVtbl = &clock_timer_vtbl;
clock_timer->refcount = 1;
clock_timer->callback = callback;
IMFAsyncCallback_AddRef(clock_timer->callback);
EnterCriticalSection(&clock->cs);
if (clock->state == MFCLOCK_STATE_RUNNING)
hr = present_clock_schedule_timer(clock, flags, time, clock_timer);
else if (clock->state == MFCLOCK_STATE_STOPPED)
hr = MF_S_CLOCK_STOPPED;
if (SUCCEEDED(hr))
{
list_add_tail(&clock->timers, &clock_timer->entry);
if (cancel_key)
{
*cancel_key = &clock_timer->IUnknown_iface;
IUnknown_AddRef(*cancel_key);
}
}
LeaveCriticalSection(&clock->cs);
if (FAILED(hr))
IUnknown_Release(&clock_timer->IUnknown_iface);
return hr;
}
static HRESULT WINAPI present_clock_timer_CancelTimer(IMFTimer *iface, IUnknown *cancel_key)
{
struct presentation_clock *clock = impl_from_IMFTimer(iface);
struct clock_timer *timer;
TRACE("%p, %p.\n", iface, cancel_key);
EnterCriticalSection(&clock->cs);
LIST_FOR_EACH_ENTRY(timer, &clock->timers, struct clock_timer, entry)
{
if (&timer->IUnknown_iface == cancel_key)
{
list_remove(&timer->entry);
if (timer->key)
{
MFCancelWorkItem(timer->key);
timer->key = 0;
}
IUnknown_Release(&timer->IUnknown_iface);
break;
}
}
LeaveCriticalSection(&clock->cs);
return S_OK;
}
static const IMFTimerVtbl presentclocktimervtbl =
{
present_clock_timer_QueryInterface,
present_clock_timer_AddRef,
present_clock_timer_Release,
present_clock_timer_SetTimer,
present_clock_timer_CancelTimer,
};
static HRESULT WINAPI present_clock_shutdown_QueryInterface(IMFShutdown *iface, REFIID riid, void **out)
{
struct presentation_clock *clock = impl_from_IMFShutdown(iface);
return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out);
}
static ULONG WINAPI present_clock_shutdown_AddRef(IMFShutdown *iface)
{
struct presentation_clock *clock = impl_from_IMFShutdown(iface);
return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface);
}
static ULONG WINAPI present_clock_shutdown_Release(IMFShutdown *iface)
{
struct presentation_clock *clock = impl_from_IMFShutdown(iface);
return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface);
}
static HRESULT WINAPI present_clock_shutdown_Shutdown(IMFShutdown *iface)
{
struct presentation_clock *clock = impl_from_IMFShutdown(iface);
TRACE("%p.\n", iface);
EnterCriticalSection(&clock->cs);
clock->is_shut_down = TRUE;
LeaveCriticalSection(&clock->cs);
return S_OK;
}
static HRESULT WINAPI present_clock_shutdown_GetShutdownStatus(IMFShutdown *iface, MFSHUTDOWN_STATUS *status)
{
struct presentation_clock *clock = impl_from_IMFShutdown(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, status);
if (!status)
return E_INVALIDARG;
EnterCriticalSection(&clock->cs);
if (clock->is_shut_down)
*status = MFSHUTDOWN_COMPLETED;
else
hr = MF_E_INVALIDREQUEST;
LeaveCriticalSection(&clock->cs);
return hr;
}
static const IMFShutdownVtbl presentclockshutdownvtbl =
{
present_clock_shutdown_QueryInterface,
present_clock_shutdown_AddRef,
present_clock_shutdown_Release,
present_clock_shutdown_Shutdown,
present_clock_shutdown_GetShutdownStatus,
};
static HRESULT WINAPI present_clock_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **out)
{
if (IsEqualIID(riid, &IID_IMFAsyncCallback) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = iface;
IMFAsyncCallback_AddRef(iface);
return S_OK;
}
WARN("Unsupported %s.\n", wine_dbgstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI present_clock_sink_callback_AddRef(IMFAsyncCallback *iface)
{
struct presentation_clock *clock = impl_from_sink_callback_IMFAsyncCallback(iface);
return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface);
}
static ULONG WINAPI present_clock_sink_callback_Release(IMFAsyncCallback *iface)
{
struct presentation_clock *clock = impl_from_sink_callback_IMFAsyncCallback(iface);
return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface);
}
static HRESULT WINAPI present_clock_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
{
return E_NOTIMPL;
}
static HRESULT WINAPI present_clock_sink_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct sink_notification *data;
IUnknown *object;
HRESULT hr;
if (FAILED(hr = IMFAsyncResult_GetObject(result, &object)))
return hr;
data = impl_sink_notification_from_IUnknown(object);
clock_call_state_change(data->system_time, data->param, data->notification, data->sink);
IUnknown_Release(object);
return S_OK;
}
static const IMFAsyncCallbackVtbl presentclocksinkcallbackvtbl =
{
present_clock_callback_QueryInterface,
present_clock_sink_callback_AddRef,
present_clock_sink_callback_Release,
present_clock_callback_GetParameters,
present_clock_sink_callback_Invoke,
};
static ULONG WINAPI present_clock_timer_callback_AddRef(IMFAsyncCallback *iface)
{
struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface);
return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface);
}
static ULONG WINAPI present_clock_timer_callback_Release(IMFAsyncCallback *iface)
{
struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface);
return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface);
}
static HRESULT WINAPI present_clock_timer_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
{
struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface);
struct clock_timer *timer;
IUnknown *object;
HRESULT hr;
if (FAILED(hr = IMFAsyncResult_GetObject(result, &object)))
return hr;
timer = impl_clock_timer_from_IUnknown(object);
EnterCriticalSection(&clock->cs);
list_remove(&timer->entry);
IUnknown_Release(&timer->IUnknown_iface);
LeaveCriticalSection(&clock->cs);
IMFAsyncCallback_Invoke(timer->callback, timer->result);
IUnknown_Release(object);
return S_OK;
}
static const IMFAsyncCallbackVtbl presentclocktimercallbackvtbl =
{
present_clock_callback_QueryInterface,
present_clock_timer_callback_AddRef,
present_clock_timer_callback_Release,
present_clock_callback_GetParameters,
present_clock_timer_callback_Invoke,
};
/***********************************************************************
* MFCreatePresentationClock (mf.@)
*/
HRESULT WINAPI MFCreatePresentationClock(IMFPresentationClock **clock)
{
struct presentation_clock *object;
TRACE("%p.\n", clock);
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFPresentationClock_iface.lpVtbl = &presentationclockvtbl;
object->IMFRateControl_iface.lpVtbl = &presentclockratecontrolvtbl;
object->IMFTimer_iface.lpVtbl = &presentclocktimervtbl;
object->IMFShutdown_iface.lpVtbl = &presentclockshutdownvtbl;
object->sink_callback.lpVtbl = &presentclocksinkcallbackvtbl;
object->timer_callback.lpVtbl = &presentclocktimercallbackvtbl;
object->refcount = 1;
list_init(&object->sinks);
list_init(&object->timers);
object->rate = 1.0f;
InitializeCriticalSection(&object->cs);
*clock = &object->IMFPresentationClock_iface;
return S_OK;
}
static HRESULT WINAPI standard_quality_manager_QueryInterface(IMFQualityManager *iface, REFIID riid, void **out)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out);
if (IsEqualIID(riid, &IID_IMFQualityManager) ||
IsEqualIID(riid, &IID_IUnknown))
{
*out = iface;
}
else if (IsEqualIID(riid, &IID_IMFClockStateSink))
{
*out = &manager->IMFClockStateSink_iface;
}
else
{
WARN("Unsupported %s.\n", debugstr_guid(riid));
*out = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown *)*out);
return S_OK;
}
static ULONG WINAPI standard_quality_manager_AddRef(IMFQualityManager *iface)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
ULONG refcount = InterlockedIncrement(&manager->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
return refcount;
}
static ULONG WINAPI standard_quality_manager_Release(IMFQualityManager *iface)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
ULONG refcount = InterlockedDecrement(&manager->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
if (!refcount)
{
if (manager->clock)
IMFPresentationClock_Release(manager->clock);
if (manager->topology)
IMFTopology_Release(manager->topology);
DeleteCriticalSection(&manager->cs);
heap_free(manager);
}
return refcount;
}
static void standard_quality_manager_set_topology(struct quality_manager *manager, IMFTopology *topology)
{
if (manager->topology)
IMFTopology_Release(manager->topology);
manager->topology = topology;
if (manager->topology)
IMFTopology_AddRef(manager->topology);
}
static HRESULT WINAPI standard_quality_manager_NotifyTopology(IMFQualityManager *iface, IMFTopology *topology)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, topology);
EnterCriticalSection(&manager->cs);
if (manager->state == QUALITY_MANAGER_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else
{
standard_quality_manager_set_topology(manager, topology);
}
LeaveCriticalSection(&manager->cs);
return hr;
}
static void standard_quality_manager_release_clock(struct quality_manager *manager)
{
if (manager->clock)
{
IMFPresentationClock_RemoveClockStateSink(manager->clock, &manager->IMFClockStateSink_iface);
IMFPresentationClock_Release(manager->clock);
}
manager->clock = NULL;
}
static HRESULT WINAPI standard_quality_manager_NotifyPresentationClock(IMFQualityManager *iface,
IMFPresentationClock *clock)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
HRESULT hr = S_OK;
TRACE("%p, %p.\n", iface, clock);
EnterCriticalSection(&manager->cs);
if (manager->state == QUALITY_MANAGER_SHUT_DOWN)
hr = MF_E_SHUTDOWN;
else if (!clock)
hr = E_POINTER;
else
{
standard_quality_manager_release_clock(manager);
manager->clock = clock;
IMFPresentationClock_AddRef(manager->clock);
if (FAILED(IMFPresentationClock_AddClockStateSink(manager->clock, &manager->IMFClockStateSink_iface)))
WARN("Failed to set state sink.\n");
}
LeaveCriticalSection(&manager->cs);
return hr;
}
static HRESULT WINAPI standard_quality_manager_NotifyProcessInput(IMFQualityManager *iface, IMFTopologyNode *node,
LONG input_index, IMFSample *sample)
{
TRACE("%p, %p, %d, %p stub.\n", iface, node, input_index, sample);
return E_NOTIMPL;
}
static HRESULT WINAPI standard_quality_manager_NotifyProcessOutput(IMFQualityManager *iface, IMFTopologyNode *node,
LONG output_index, IMFSample *sample)
{
TRACE("%p, %p, %d, %p stub.\n", iface, node, output_index, sample);
return E_NOTIMPL;
}
static HRESULT WINAPI standard_quality_manager_NotifyQualityEvent(IMFQualityManager *iface, IUnknown *object,
IMFMediaEvent *event)
{
FIXME("%p, %p, %p stub.\n", iface, object, event);
return E_NOTIMPL;
}
static HRESULT WINAPI standard_quality_manager_Shutdown(IMFQualityManager *iface)
{
struct quality_manager *manager = impl_from_IMFQualityManager(iface);
TRACE("%p.\n", iface);
EnterCriticalSection(&manager->cs);
if (manager->state != QUALITY_MANAGER_SHUT_DOWN)
{
standard_quality_manager_release_clock(manager);
standard_quality_manager_set_topology(manager, NULL);
manager->state = QUALITY_MANAGER_SHUT_DOWN;
}
LeaveCriticalSection(&manager->cs);
return S_OK;
}
static const IMFQualityManagerVtbl standard_quality_manager_vtbl =
{
standard_quality_manager_QueryInterface,
standard_quality_manager_AddRef,
standard_quality_manager_Release,
standard_quality_manager_NotifyTopology,
standard_quality_manager_NotifyPresentationClock,
standard_quality_manager_NotifyProcessInput,
standard_quality_manager_NotifyProcessOutput,
standard_quality_manager_NotifyQualityEvent,
standard_quality_manager_Shutdown,
};
static HRESULT WINAPI standard_quality_manager_sink_QueryInterface(IMFClockStateSink *iface,
REFIID riid, void **obj)
{
struct quality_manager *manager = impl_from_qm_IMFClockStateSink(iface);
return IMFQualityManager_QueryInterface(&manager->IMFQualityManager_iface, riid, obj);
}
static ULONG WINAPI standard_quality_manager_sink_AddRef(IMFClockStateSink *iface)
{
struct quality_manager *manager = impl_from_qm_IMFClockStateSink(iface);
return IMFQualityManager_AddRef(&manager->IMFQualityManager_iface);
}
static ULONG WINAPI standard_quality_manager_sink_Release(IMFClockStateSink *iface)
{
struct quality_manager *manager = impl_from_qm_IMFClockStateSink(iface);
return IMFQualityManager_Release(&manager->IMFQualityManager_iface);
}
static HRESULT WINAPI standard_quality_manager_sink_OnClockStart(IMFClockStateSink *iface,
MFTIME systime, LONGLONG offset)
{
return S_OK;
}
static HRESULT WINAPI standard_quality_manager_sink_OnClockStop(IMFClockStateSink *iface,
MFTIME systime)
{
return S_OK;
}
static HRESULT WINAPI standard_quality_manager_sink_OnClockPause(IMFClockStateSink *iface,
MFTIME systime)
{
return S_OK;
}
static HRESULT WINAPI standard_quality_manager_sink_OnClockRestart(IMFClockStateSink *iface,
MFTIME systime)
{
return S_OK;
}
static HRESULT WINAPI standard_quality_manager_sink_OnClockSetRate(IMFClockStateSink *iface,
MFTIME systime, float rate)
{
return S_OK;
}
static const IMFClockStateSinkVtbl standard_quality_manager_sink_vtbl =
{
standard_quality_manager_sink_QueryInterface,
standard_quality_manager_sink_AddRef,
standard_quality_manager_sink_Release,
standard_quality_manager_sink_OnClockStart,
standard_quality_manager_sink_OnClockStop,
standard_quality_manager_sink_OnClockPause,
standard_quality_manager_sink_OnClockRestart,
standard_quality_manager_sink_OnClockSetRate,
};
HRESULT WINAPI MFCreateStandardQualityManager(IMFQualityManager **manager)
{
struct quality_manager *object;
TRACE("%p.\n", manager);
object = heap_alloc_zero(sizeof(*object));
if (!object)
return E_OUTOFMEMORY;
object->IMFQualityManager_iface.lpVtbl = &standard_quality_manager_vtbl;
object->IMFClockStateSink_iface.lpVtbl = &standard_quality_manager_sink_vtbl;
object->refcount = 1;
InitializeCriticalSection(&object->cs);
*manager = &object->IMFQualityManager_iface;
return S_OK;
}
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