[PATCH v3 3/3] mf: Partially implement the topology loader.

Derek Lesho dlesho at codeweavers.com
Thu Apr 2 11:07:05 CDT 2020


On 4/1/20 4:11 PM, Sergio Gómez Del Real wrote:
> Signed-off-by: Sergio Gómez Del Real <sdelreal at codeweavers.com>
> ---
>   dlls/mf/tests/mf.c |   3 -
>   dlls/mf/topology.c | 337 ++++++++++++++++++++++++++++++++++++++++++---
>   2 files changed, 321 insertions(+), 19 deletions(-)
>
> diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c
> index 1a762c6874..4ecd928970 100644
> --- a/dlls/mf/tests/mf.c
> +++ b/dlls/mf/tests/mf.c
> @@ -1418,7 +1418,6 @@ static void test_topology_loader(void)
>   
>       /* Empty topology */
>       hr = IMFTopoLoader_Load(loader, topology, &full_topology, NULL);
> -todo_wine
>       ok(hr == MF_E_TOPO_UNSUPPORTED, "Unexpected hr %#x.\n", hr);
>   
>       hr = MFCreateSourceResolver(&resolver);
> @@ -1463,7 +1462,6 @@ todo_wine
>   
>       /* Source node only. */
>       hr = IMFTopoLoader_Load(loader, topology, &full_topology, NULL);
> -todo_wine
>       ok(hr == MF_E_TOPO_UNSUPPORTED, "Unexpected hr %#x.\n", hr);
>   
>       /* Add grabber sink. */
> @@ -1489,7 +1487,6 @@ todo_wine
>       ok(hr == S_OK, "Failed to add sink node, hr %#x.\n", hr);
>   
>       hr = IMFTopoLoader_Load(loader, topology, &full_topology, NULL);
> -todo_wine
>       ok(hr == MF_E_TOPO_UNSUPPORTED, "Unexpected hr %#x.\n", hr);
>   
>       hr = IMFTopologyNode_ConnectOutput(src_node, 0, sink_node, 0);
> diff --git a/dlls/mf/topology.c b/dlls/mf/topology.c
> index 0b4d734442..7a4c95bea0 100644
> --- a/dlls/mf/topology.c
> +++ b/dlls/mf/topology.c
> @@ -1913,47 +1913,352 @@ static ULONG WINAPI topology_loader_Release(IMFTopoLoader *iface)
>       return refcount;
>   }
>   
> +static void topology_loader_add_branch(struct topology *topology, IMFTopologyNode *first, IMFTopologyNode *last)
> +{
> +    IMFTopology *full_topo = &topology->IMFTopology_iface;
> +    IMFTopologyNode *in, *out;
> +    DWORD index;
> +
> +    in = first;
> +    IMFTopology_AddNode(full_topo, in);
> +    while (SUCCEEDED(IMFTopologyNode_GetOutput(in, 0, &out, &index)))
> +    {
> +        IMFTopology_AddNode(full_topo, out);
> +        in = out;
> +    }
> +}
> +
> +static HRESULT topology_loader_resolve_branch(IMFTopologyNode *src, IMFMediaType *mediatype, IMFTopologyNode *sink, MF_CONNECT_METHOD method)
> +{
> +    IMFStreamSink *streamsink;
> +    IMFMediaTypeHandler *mth;
> +    HRESULT hr;
> +
> +    IMFTopologyNode_GetObject(sink, (IUnknown **)&streamsink);
> +    IMFStreamSink_GetMediaTypeHandler(streamsink, &mth);
> +    if (method == MF_CONNECT_DIRECT)
> +    {
> +        if (FAILED(hr = IMFMediaTypeHandler_SetCurrentMediaType(mth, mediatype)))
> +            return hr;
> +        hr = IMFTopologyNode_ConnectOutput(src, 0, sink, 0);
> +        return hr;
> +    }
> +    else
> +    {
> +        IMFTopologyNode *node_dec, *node_conv;
> +        GUID major_type, subtype, mft_category;
> +        MFT_REGISTER_TYPE_INFO mft_typeinfo;
> +        UINT32 flags = MFT_ENUM_FLAG_ALL;
> +        IMFActivate **activates_decs;
> +        UINT32 num_activates_decs;
> +        int i, j;
> +
> +        IMFMediaType_GetGUID(mediatype, &MF_MT_MAJOR_TYPE, &major_type);
> +        if (IsEqualGUID(&major_type, &MFMediaType_Audio))
> +            mft_category = MFT_CATEGORY_AUDIO_DECODER;
> +        else if (IsEqualGUID(&major_type, &MFMediaType_Video))
> +            mft_category = MFT_CATEGORY_VIDEO_DECODER;
> +        else
> +            return MF_E_INVALIDMEDIATYPE;
> +
> +        IMFMediaType_GetGUID(mediatype, &MF_MT_SUBTYPE, &subtype);
> +        mft_typeinfo.guidMajorType = major_type;
> +        mft_typeinfo.guidSubtype = subtype;
> +        MFTEnumEx(mft_category, flags, &mft_typeinfo, NULL, &activates_decs, &num_activates_decs);
> +
> +        /* for getting converters later on */
> +        if (IsEqualGUID(&major_type, &MFMediaType_Audio))
> +            mft_category = MFT_CATEGORY_AUDIO_EFFECT;
> +        else if (IsEqualGUID(&major_type, &MFMediaType_Video))
> +            mft_category = MFT_CATEGORY_VIDEO_EFFECT;
> +
> +        /*
> +         * Iterate over number of decoders.
> +         * Try to set input type on decoder with source's output media type.
> +         * If succeeds, iterate over decoder's output media types.
> +         * Try to set input type on sink with decoder's output media type.
> +         * If fails, iterate over number of converters.
> +         * Try to set input type on converter with decoder's output media type.
> +         * If succeeds, iterate over converters output media types.
> +         * Try to set input type on sink with converter's output media type.
> +         */
> +        for (i = 0; i < num_activates_decs; i++)
> +        {
> +            IMFTransform *decoder;
> +
> +            IMFActivate_ActivateObject(activates_decs[i], &IID_IMFTransform, (void **)&decoder);
> +            if (SUCCEEDED(hr = IMFTransform_SetInputType(decoder, 0, mediatype, 0)))
> +            {
> +                UINT32 num_activates_convs;
> +                IMFActivate **activates_convs;
> +                IMFMediaType *decoder_mtype;
> +
> +                int count = 0;
> +                while (SUCCEEDED(IMFTransform_GetOutputAvailableType(decoder, 0, count++, &decoder_mtype)))
> +                {
> +                    IMFTransform *converter;
> +
> +                    /* succeeded with source -> decoder -> sink */
> +                    if (SUCCEEDED(IMFMediaTypeHandler_SetCurrentMediaType(mth, decoder_mtype)))
> +                    {
> +                        MFCreateTopologyNode(MF_TOPOLOGY_TRANSFORM_NODE, &node_dec);
> +                        IMFTopologyNode_SetObject(node_dec, (IUnknown *)decoder);
> +                        IMFTopologyNode_ConnectOutput(src, 0, node_dec, 0);
> +                        IMFTopologyNode_ConnectOutput(node_dec, 0, sink, 0);
> +
> +                        IMFActivate_ShutdownObject(activates_convs[i]);
Shouldn't this be activates_decs?
> +                        return S_OK;
> +                    }
> +
> +                    IMFMediaType_GetGUID(decoder_mtype, &MF_MT_SUBTYPE, &subtype);
> +                    mft_typeinfo.guidSubtype = subtype;
> +                    MFTEnumEx(mft_category, flags, &mft_typeinfo, NULL, &activates_convs, &num_activates_convs);
> +                    for (j = 0; j < num_activates_convs; j++)
> +                    {
> +                        IMFMediaType *converter_mtype;
> +
> +                        IMFActivate_ActivateObject(activates_convs[j], &IID_IMFTransform, (void **)&converter);
> +                        if (SUCCEEDED(IMFTransform_SetInputType(converter, 0, decoder_mtype, 0)))
> +                        {
> +                            int count = 0;
> +                            while (SUCCEEDED(IMFTransform_GetOutputAvailableType(converter, 0, count++, &converter_mtype)))
> +                            {
> +                                /* succeeded with source -> decoder -> converter -> sink */
> +                                if (SUCCEEDED(IMFMediaTypeHandler_SetCurrentMediaType(mth, converter_mtype)))
> +                                {
> +                                    MFCreateTopologyNode(MF_TOPOLOGY_TRANSFORM_NODE, &node_dec);
> +                                    IMFTopologyNode_SetObject(node_dec, (IUnknown *)decoder);
> +                                    MFCreateTopologyNode(MF_TOPOLOGY_TRANSFORM_NODE, &node_conv);
> +                                    IMFTopologyNode_SetObject(node_conv, (IUnknown *)converter);
> +                                    IMFTopologyNode_ConnectOutput(src, 0, node_dec, 0);
> +                                    IMFTopologyNode_ConnectOutput(node_dec, 0, node_conv, 0);
> +                                    IMFTopologyNode_ConnectOutput(node_conv, 0, sink, 0);
> +
> +                                    IMFActivate_ShutdownObject(activates_convs[j]);
> +                                    IMFActivate_ShutdownObject(activates_decs[i]);
> +                                    return S_OK;
> +                                }
> +                            }
> +                        }
> +                        IMFActivate_ShutdownObject(activates_convs[j]);
> +                    }
> +                }
> +            }
> +            IMFActivate_ShutdownObject(activates_decs[i]);
> +        }
> +    }
> +    return E_FAIL;
> +}
> +
> +static HRESULT topology_loader_resolve_partial_topology(struct topology_node *src, struct topology_node *sink, struct topology *topology, struct topology **full_topology)
> +{
> +    IMFMediaTypeHandler *mth_src, *mth_sink;
> +    IMFTopologyNode *clone_src, *clone_sink;
> +    UINT32 method, enum_src_types, streamid;
> +    IMFMediaType **src_mediatypes;
> +    IMFStreamDescriptor *desc;
> +    IMFAttributes *attrs_src;
> +    IMFStreamSink *strm_sink;
> +    IMFMediaType *mtype_src;
> +    DWORD num_media_types;
> +    HRESULT hr;
> +    int i;
> +
> +    attrs_src = src->attributes;
> +    if (FAILED(hr = IMFAttributes_GetUnknown(attrs_src, &MF_TOPONODE_STREAM_DESCRIPTOR, &IID_IMFStreamDescriptor, (void **)&desc)))
> +        return hr;
> +    strm_sink = (IMFStreamSink *)sink->object;
> +
> +    if (FAILED(hr = IMFStreamDescriptor_GetMediaTypeHandler(desc, &mth_src)))
> +    {
> +        IMFStreamDescriptor_Release(desc);
> +        return hr;
> +    }
> +    if (FAILED(hr = IMFStreamSink_GetMediaTypeHandler(strm_sink, &mth_sink)))
> +    {
> +        IMFStreamDescriptor_Release(desc);
> +        IMFMediaTypeHandler_Release(mth_src);
> +        return hr;
> +    }
> +
> +    hr = IMFTopology_GetUINT32(&topology->IMFTopology_iface, &MF_TOPOLOGY_ENUMERATE_SOURCE_TYPES, &enum_src_types);
> +
> +    mtype_src = NULL;
> +    if (FAILED(hr) || !enum_src_types)
> +    {
> +        num_media_types = 1;
> +        enum_src_types = 0;
> +        if (FAILED(hr = IMFMediaTypeHandler_GetCurrentMediaType(mth_src, &mtype_src)))
> +            if (FAILED(hr = IMFMediaTypeHandler_GetMediaTypeByIndex(mth_src, 0, &mtype_src)))
> +            {
> +                IMFMediaTypeHandler_Release(mth_src);
> +                IMFMediaTypeHandler_Release(mth_sink);
> +                IMFStreamDescriptor_Release(desc);
> +                return hr;
> +            }
> +    }
> +    else
> +        IMFMediaTypeHandler_GetMediaTypeCount(mth_src, &num_media_types);
> +
> +    src_mediatypes = heap_alloc(sizeof(IMFMediaType *) * num_media_types);
> +
> +    if (mtype_src)
> +        src_mediatypes[0] = mtype_src;
> +    else
> +        for (i = 0; i < num_media_types; i++)
> +            IMFMediaTypeHandler_GetMediaTypeByIndex(mth_src, i, &src_mediatypes[i]);
> +
> +
> +    MFCreateTopologyNode(MF_TOPOLOGY_SOURCESTREAM_NODE, &clone_src);
> +    MFCreateTopologyNode(MF_TOPOLOGY_OUTPUT_NODE, &clone_sink);
> +    IMFTopologyNode_CloneFrom(clone_src, &src->IMFTopologyNode_iface);
> +    IMFTopologyNode_CloneFrom(clone_sink, &sink->IMFTopologyNode_iface);
> +
> +    if (FAILED(IMFTopologyNode_GetUINT32(clone_sink, &MF_TOPONODE_STREAMID, &streamid)))
> +        IMFTopologyNode_SetUINT32(clone_sink, &MF_TOPONODE_STREAMID, 0);
> +
> +    if (enum_src_types)
> +    {
> +        hr = IMFAttributes_GetUINT32(attrs_src, &MF_TOPONODE_CONNECT_METHOD, &method);
> +        if (hr == S_OK && method != MF_CONNECT_RESOLVE_INDEPENDENT_OUTPUTTYPES)
> +        {
> +            for (method = MF_CONNECT_DIRECT; method < MF_CONNECT_RESOLVE_INDEPENDENT_OUTPUTTYPES; method++)
> +                for (i = 0; i < num_media_types; i++)
> +                    if (SUCCEEDED(topology_loader_resolve_branch(clone_src, src_mediatypes[i], clone_sink, method)))
> +                    {
> +                        topology_loader_add_branch(*full_topology, clone_src, clone_sink);
> +                        heap_free(src_mediatypes);
> +                        return S_OK;
> +                    }
> +        }
> +        else
> +        {
> +            for (i = 0; i < num_media_types; i++)
> +                for (method = MF_CONNECT_DIRECT; method < MF_CONNECT_RESOLVE_INDEPENDENT_OUTPUTTYPES; method++)
> +                    if (SUCCEEDED(topology_loader_resolve_branch(clone_src, src_mediatypes[i], clone_sink, method)))
> +                    {
> +                        topology_loader_add_branch(*full_topology, clone_src, clone_sink);
> +                        heap_free(src_mediatypes);
> +                        return S_OK;
> +                    }
> +        }
> +    }
> +    else
> +    {
> +        if (SUCCEEDED(topology_loader_resolve_branch(clone_src, src_mediatypes[0], clone_sink, MF_CONNECT_DIRECT)))
Are you sure we're not supposed to try the various methods here?
> +        {
> +            topology_loader_add_branch(*full_topology, clone_src, clone_sink);
> +            heap_free(src_mediatypes);
> +            return S_OK;
> +        }
> +    }
> +
> +    heap_free(src_mediatypes);
> +    return MF_E_TOPO_UNSUPPORTED;
> +}
> +
>   static HRESULT WINAPI topology_loader_Load(IMFTopoLoader *iface, IMFTopology *input_topology,
>           IMFTopology **output_topology, IMFTopology *current_topology)
>   {
>       struct topology *topology = unsafe_impl_from_IMFTopology(input_topology);
> +    struct topology_node *(*node_pairs)[2];
> +    int num_connections;
>       IMFStreamSink *sink;
>       HRESULT hr;
> -    size_t i;
> +    int i, idx;
>   
>       FIXME("%p, %p, %p, %p.\n", iface, input_topology, output_topology, current_topology);
>   
>       if (current_topology)
>           FIXME("Current topology instance is ignored.\n");
>   
> +    if (!topology || topology->nodes.count < 2)
> +        return MF_E_TOPO_UNSUPPORTED;
> +
> +    num_connections = 0;
> +    for (i = 0; i < topology->nodes.count; i++)
> +    {
> +        struct topology_node *node = topology->nodes.nodes[i];
> +
> +        if (node->node_type == MF_TOPOLOGY_SOURCESTREAM_NODE)
> +        {
> +            if (node->outputs.count && node->outputs.streams->connection)
> +                num_connections++;
> +        }
> +    }
> +
> +    if (!num_connections)
> +        return MF_E_TOPO_UNSUPPORTED;
> +
> +    node_pairs = heap_alloc_zero(sizeof(struct topology_node *[2]) * num_connections);
> +
> +    idx = 0;
>       for (i = 0; i < topology->nodes.count; ++i)
>       {
>           struct topology_node *node = topology->nodes.nodes[i];
>   
> -        switch (node->node_type)
> +        if (node->node_type == MF_TOPOLOGY_SOURCESTREAM_NODE)
>           {
> -            case MF_TOPOLOGY_OUTPUT_NODE:
> -                if (node->object)
> +            if (node->outputs.count && node->outputs.streams->connection)
> +            {
> +                node_pairs[idx][0] = node;
> +                if (node->outputs.streams->connection->node_type == MF_TOPOLOGY_TRANSFORM_NODE)
>                   {
> -                    /* Sinks must be bound beforehand. */
> -                    if (FAILED(IUnknown_QueryInterface(node->object, &IID_IMFStreamSink, (void **)&sink)))
> -                        return MF_E_TOPO_SINK_ACTIVATES_UNSUPPORTED;
> -                    IMFStreamSink_Release(sink);
> +                    struct topology_node *sink = node->outputs.streams->connection;
> +
> +                    while (sink && sink->node_type != MF_TOPOLOGY_OUTPUT_NODE && sink->outputs.count)
> +                        sink = sink->outputs.streams->connection;
> +                    if (!sink || !sink->outputs.count)
> +                    {
> +                        FIXME("Check for MF_CONNECT_AS_OPTIONAL and MF_CONNECT_AS_OPTIONAL_BRANCH flags.\n");
> +                        heap_free(node_pairs);
> +                        return MF_E_TOPO_UNSUPPORTED;
> +                    }
> +                    node_pairs[idx][1] = sink;
>                   }
> -                break;
> -            case MF_TOPOLOGY_SOURCESTREAM_NODE:
> -                if (FAILED(hr = IMFAttributes_GetItem(node->attributes, &MF_TOPONODE_STREAM_DESCRIPTOR, NULL)))
> -                    return hr;
> -                break;
> -            default:
> -                ;
> +                else if (node->outputs.streams->connection->node_type == MF_TOPOLOGY_OUTPUT_NODE)
> +                    node_pairs[idx][1] = node->outputs.streams->connection;
> +                else {
> +                    FIXME("Tee nodes currently unhandled.\n");
> +                    heap_free(node_pairs);
> +                    return MF_E_TOPO_UNSUPPORTED;
> +                }
> +                idx++;
> +            }
>           }
>       }
>   
> +    /* all sinks must be activated */
> +    for (i = 0; i < num_connections; i++)
> +    {
> +        if (FAILED(IUnknown_QueryInterface(node_pairs[i][1]->object, &IID_IMFStreamSink, (void **)&sink)))
> +        {
> +            FIXME("Check for MF_CONNECT_AS_OPTIONAL and MF_CONNECT_AS_OPTIONAL_BRANCH flags.\n");
> +            heap_free(node_pairs);
> +            return MF_E_TOPO_SINK_ACTIVATES_UNSUPPORTED;
> +        }
> +        IMFStreamSink_Release(sink);
> +    }
> +
>       if (FAILED(hr = MFCreateTopology(output_topology)))
>           return hr;
>   
> -    return IMFTopology_CloneFrom(*output_topology, input_topology);
> +    /* resolve each branch */
> +    for (i = 0; i < num_connections; i++)
> +    {
> +        struct topology_node *src = node_pairs[i][0];
> +        struct topology_node *sink = node_pairs[i][1];
> +        struct topology *full_topology = unsafe_impl_from_IMFTopology(*output_topology);
> +
> +        if (FAILED(hr = topology_loader_resolve_partial_topology(src, sink, topology, &full_topology)))
> +        {
> +            heap_free(node_pairs);
> +            return hr;
> +        }
> +    }
> +
> +    heap_free(node_pairs);
> +    return S_OK;
>   }
>   
>   static const IMFTopoLoaderVtbl topologyloadervtbl =



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