/*
 * Enhanced Video Renderer filter unit tests
 *
 * Copyright 2018 Zebediah Figura
 *
 * 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
 */

#define COBJMACROS
#include "dshow.h"
#include "wine/test.h"
#include "d3d9.h"
#include "evr.h"
#include "initguid.h"
#include "dxva2api.h"
#include "mferror.h"

static const WCHAR sink_id[] = {'E','V','R',' ','I','n','p','u','t','0',0};

static IBaseFilter *create_evr(void)
{
    IBaseFilter *filter = NULL;
    HRESULT hr = CoCreateInstance(&CLSID_EnhancedVideoRenderer, NULL, CLSCTX_INPROC_SERVER,
            &IID_IBaseFilter, (void **)&filter);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    return filter;
}

static ULONG get_refcount(void *iface)
{
    IUnknown *unknown = iface;
    IUnknown_AddRef(unknown);
    return IUnknown_Release(unknown);
}

static const GUID test_iid = {0x33333333};
static LONG outer_ref = 1;

static HRESULT WINAPI outer_QueryInterface(IUnknown *iface, REFIID iid, void **out)
{
    if (IsEqualGUID(iid, &IID_IUnknown)
            || IsEqualGUID(iid, &IID_IBaseFilter)
            || IsEqualGUID(iid, &test_iid))
    {
        *out = (IUnknown *)0xdeadbeef;
        return S_OK;
    }
    ok(0, "unexpected call %s\n", wine_dbgstr_guid(iid));
    return E_NOINTERFACE;
}

static ULONG WINAPI outer_AddRef(IUnknown *iface)
{
    return InterlockedIncrement(&outer_ref);
}

static ULONG WINAPI outer_Release(IUnknown *iface)
{
    return InterlockedDecrement(&outer_ref);
}

static const IUnknownVtbl outer_vtbl =
{
    outer_QueryInterface,
    outer_AddRef,
    outer_Release,
};

static IUnknown test_outer = {&outer_vtbl};

static void test_aggregation(void)
{
    IBaseFilter *filter, *filter2;
    IUnknown *unk, *unk2;
    HRESULT hr;
    ULONG ref;

    filter = (IBaseFilter *)0xdeadbeef;
    hr = CoCreateInstance(&CLSID_EnhancedVideoRenderer, &test_outer, CLSCTX_INPROC_SERVER,
            &IID_IBaseFilter, (void **)&filter);
    ok(hr == E_NOINTERFACE, "Got hr %#x.\n", hr);
    ok(!filter, "Got interface %p.\n", filter);

    hr = CoCreateInstance(&CLSID_EnhancedVideoRenderer, &test_outer, CLSCTX_INPROC_SERVER,
            &IID_IUnknown, (void **)&unk);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
    ok(unk != &test_outer, "Returned IUnknown should not be outer IUnknown.\n");
    ref = get_refcount(unk);
    ok(ref == 1, "Got unexpected refcount %d.\n", ref);

    ref = IUnknown_AddRef(unk);
    ok(ref == 2, "Got unexpected refcount %d.\n", ref);
    ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);

    ref = IUnknown_Release(unk);
    ok(ref == 1, "Got unexpected refcount %d.\n", ref);
    ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);

    hr = IUnknown_QueryInterface(unk, &IID_IUnknown, (void **)&unk2);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(unk2 == unk, "Got unexpected IUnknown %p.\n", unk2);
    IUnknown_Release(unk2);

    hr = IUnknown_QueryInterface(unk, &IID_IBaseFilter, (void **)&filter);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IBaseFilter_QueryInterface(filter, &IID_IUnknown, (void **)&unk2);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(unk2 == (IUnknown *)0xdeadbeef, "Got unexpected IUnknown %p.\n", unk2);

    hr = IBaseFilter_QueryInterface(filter, &IID_IBaseFilter, (void **)&filter2);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(filter2 == (IBaseFilter *)0xdeadbeef, "Got unexpected IBaseFilter %p.\n", filter2);

    hr = IUnknown_QueryInterface(unk, &test_iid, (void **)&unk2);
    ok(hr == E_NOINTERFACE, "Got hr %#x.\n", hr);
    ok(!unk2, "Got unexpected IUnknown %p.\n", unk2);

    hr = IBaseFilter_QueryInterface(filter, &test_iid, (void **)&unk2);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(unk2 == (IUnknown *)0xdeadbeef, "Got unexpected IUnknown %p.\n", unk2);

    IBaseFilter_Release(filter);
    ref = IUnknown_Release(unk);
    ok(!ref, "Got unexpected refcount %d.\n", ref);
    ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
}

#define check_interface(a, b, c) check_interface_(__LINE__, a, b, c)
static void check_interface_(unsigned int line, void *iface_ptr, REFIID iid, BOOL supported)
{
    IUnknown *iface = iface_ptr;
    HRESULT hr, expected_hr;
    IUnknown *unk;

    expected_hr = supported ? S_OK : E_NOINTERFACE;

    hr = IUnknown_QueryInterface(iface, iid, (void **)&unk);
    ok_(__FILE__, line)(hr == expected_hr, "Got hr %#x, expected %#x.\n", hr, expected_hr);
    if (SUCCEEDED(hr))
        IUnknown_Release(unk);
}

static void test_interfaces(void)
{
    IBaseFilter *filter = create_evr();
    ULONG ref;

    todo_wine check_interface(filter, &IID_IAMFilterMiscFlags, TRUE);
    check_interface(filter, &IID_IBaseFilter, TRUE);
    check_interface(filter, &IID_IMediaFilter, TRUE);
    check_interface(filter, &IID_IMediaPosition, TRUE);
    check_interface(filter, &IID_IMediaSeeking, TRUE);
    check_interface(filter, &IID_IPersist, TRUE);
    check_interface(filter, &IID_IUnknown, TRUE);

    check_interface(filter, &IID_IBasicAudio, FALSE);
    check_interface(filter, &IID_IBasicVideo, FALSE);
    check_interface(filter, &IID_IDirectXVideoMemoryConfiguration, FALSE);
    check_interface(filter, &IID_IMemInputPin, FALSE);
    check_interface(filter, &IID_IPersistPropertyBag, FALSE);
    check_interface(filter, &IID_IPin, FALSE);
    check_interface(filter, &IID_IReferenceClock, FALSE);
    check_interface(filter, &IID_IVideoWindow, FALSE);

    ref = IBaseFilter_Release(filter);
    ok(!ref, "Got unexpected refcount %d.\n", ref);
}

static void test_enum_pins(void)
{
    IBaseFilter *filter = create_evr();
    IEnumPins *enum1, *enum2;
    ULONG count, ref;
    IPin *pins[2];
    HRESULT hr;

    ref = get_refcount(filter);
    ok(ref == 1, "Got unexpected refcount %d.\n", ref);

    hr = IBaseFilter_EnumPins(filter, NULL);
    ok(hr == E_POINTER, "Got hr %#x.\n", hr);

    hr = IBaseFilter_EnumPins(filter, &enum1);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ref = get_refcount(filter);
    ok(ref == 2, "Got unexpected refcount %d.\n", ref);
    ref = get_refcount(enum1);
    ok(ref == 1, "Got unexpected refcount %d.\n", ref);

    hr = IEnumPins_Next(enum1, 1, NULL, NULL);
    ok(hr == E_POINTER, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum1, 1, pins, NULL);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ref = get_refcount(filter);
    ok(ref == 3, "Got unexpected refcount %d.\n", ref);
    ref = get_refcount(pins[0]);
    ok(ref == 3, "Got unexpected refcount %d.\n", ref);
    ref = get_refcount(enum1);
    ok(ref == 1, "Got unexpected refcount %d.\n", ref);
    IPin_Release(pins[0]);
    ref = get_refcount(filter);
    ok(ref == 2, "Got unexpected refcount %d.\n", ref);

    hr = IEnumPins_Next(enum1, 1, pins, NULL);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);

    hr = IEnumPins_Reset(enum1);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum1, 1, pins, &count);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(count == 1, "Got count %u.\n", count);
    IPin_Release(pins[0]);

    hr = IEnumPins_Next(enum1, 1, pins, &count);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);
    ok(!count, "Got count %u.\n", count);

    hr = IEnumPins_Reset(enum1);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum1, 2, pins, NULL);
    ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum1, 2, pins, &count);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);
    ok(count == 1, "Got count %u.\n", count);
    IPin_Release(pins[0]);

    hr = IEnumPins_Reset(enum1);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IEnumPins_Clone(enum1, &enum2);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IEnumPins_Skip(enum1, 2);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);

    hr = IEnumPins_Skip(enum1, 1);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IEnumPins_Skip(enum1, 1);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum1, 1, pins, NULL);
    ok(hr == S_FALSE, "Got hr %#x.\n", hr);

    hr = IEnumPins_Next(enum2, 1, pins, NULL);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    IPin_Release(pins[0]);

    IEnumPins_Release(enum2);
    IEnumPins_Release(enum1);
    ref = IBaseFilter_Release(filter);
    ok(!ref, "Got outstanding refcount %d.\n", ref);
}

static void test_find_pin(void)
{
    IBaseFilter *filter = create_evr();
    IEnumPins *enum_pins;
    IPin *pin, *pin2;
    HRESULT hr;
    ULONG ref;

    hr = IBaseFilter_EnumPins(filter, &enum_pins);
    ok(hr == S_OK, "Got hr %#x.\n", hr);

    hr = IBaseFilter_FindPin(filter, sink_id, &pin);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    hr = IEnumPins_Next(enum_pins, 1, &pin2, NULL);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(pin2 == pin, "Expected pin %p, got %p.\n", pin, pin2);
    IPin_Release(pin2);
    IPin_Release(pin);

    IEnumPins_Release(enum_pins);
    ref = IBaseFilter_Release(filter);
    ok(!ref, "Got outstanding refcount %d.\n", ref);
}

static void test_pin_info(void)
{
    IBaseFilter *filter = create_evr();
    PIN_DIRECTION dir;
    PIN_INFO info;
    HRESULT hr;
    WCHAR *id;
    ULONG ref;
    IPin *pin;

    hr = IBaseFilter_FindPin(filter, sink_id, &pin);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ref = get_refcount(filter);
    ok(ref == 2, "Got unexpected refcount %d.\n", ref);
    ref = get_refcount(pin);
    ok(ref == 2, "Got unexpected refcount %d.\n", ref);

    hr = IPin_QueryPinInfo(pin, &info);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(info.pFilter == filter, "Expected filter %p, got %p.\n", filter, info.pFilter);
    ok(info.dir == PINDIR_INPUT, "Got direction %d.\n", info.dir);
    ok(!lstrcmpW(info.achName, sink_id), "Got name %s.\n", wine_dbgstr_w(info.achName));
    ref = get_refcount(filter);
    ok(ref == 3, "Got unexpected refcount %d.\n", ref);
    ref = get_refcount(pin);
    ok(ref == 3, "Got unexpected refcount %d.\n", ref);
    IBaseFilter_Release(info.pFilter);

    hr = IPin_QueryDirection(pin, &dir);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(dir == PINDIR_INPUT, "Got direction %d.\n", dir);

    hr = IPin_QueryId(pin, &id);
    ok(hr == S_OK, "Got hr %#x.\n", hr);
    ok(!lstrcmpW(id, sink_id), "Got id %s.\n", wine_dbgstr_w(id));
    CoTaskMemFree(id);

    hr = IPin_QueryInternalConnections(pin, NULL, NULL);
    ok(hr == E_NOTIMPL, "Got hr %#x.\n", hr);

    IPin_Release(pin);
    ref = IBaseFilter_Release(filter);
    ok(!ref, "Got outstanding refcount %d.\n", ref);
}

static void test_default_mixer(void)
{
    DWORD input_min, input_max, output_min, output_max;
    MFT_OUTPUT_STREAM_INFO output_info;
    MFT_INPUT_STREAM_INFO input_info;
    DWORD input_count, output_count;
    IMFVideoDeviceID *deviceid;
    DWORD input_id, output_id;
    IMFAttributes *attributes, *attributes2;
    IMFTransform *transform;
    unsigned int i;
    DWORD ids[16];
    IUnknown *unk;
    HRESULT hr;
    IID iid;

    hr = MFCreateVideoMixer(NULL, &IID_IDirect3DDevice9, &IID_IMFTransform, (void **)&transform);
    ok(hr == S_OK, "Failed to create default mixer, hr %#x.\n", hr);

    hr = IMFTransform_QueryInterface(transform, &IID_IMFTopologyServiceLookupClient, (void **)&unk);
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
    IUnknown_Release(unk);

    hr = IMFTransform_QueryInterface(transform, &IID_IMFVideoDeviceID, (void **)&deviceid);
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);

    hr = IMFVideoDeviceID_GetDeviceID(deviceid, NULL);
    ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr);

    hr = IMFVideoDeviceID_GetDeviceID(deviceid, &iid);
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
    ok(IsEqualIID(&iid, &IID_IDirect3DDevice9), "Unexpected id %s.\n", wine_dbgstr_guid(&iid));

    IMFVideoDeviceID_Release(deviceid);

    /* Stream configuration. */
    input_count = output_count = 0;
    hr = IMFTransform_GetStreamCount(transform, &input_count, &output_count);
    ok(hr == S_OK, "Failed to get stream count, hr %#x.\n", hr);
    ok(input_count == 1 && output_count == 1, "Unexpected stream count %u/%u.\n", input_count, output_count);

    hr = IMFTransform_GetStreamLimits(transform, &input_min, &input_max, &output_min, &output_max);
    ok(hr == S_OK, "Failed to get stream limits, hr %#x.\n", hr);
    ok(input_min == 1 && input_max == 16 && output_min == 1 && output_max == 1, "Unexpected stream limits %u/%u, %u/%u.\n",
            input_min, input_max, output_min, output_max);

    hr = IMFTransform_GetInputStreamInfo(transform, 1, &input_info);
    ok(hr == MF_E_INVALIDSTREAMNUMBER, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_GetOutputStreamInfo(transform, 1, &output_info);
    ok(hr == MF_E_INVALIDSTREAMNUMBER, "Unexpected hr %#x.\n", hr);

    memset(&input_info, 0xcc, sizeof(input_info));
    hr = IMFTransform_GetInputStreamInfo(transform, 0, &input_info);
    ok(hr == S_OK, "Failed to get input info, hr %#x.\n", hr);

    memset(&output_info, 0xcc, sizeof(output_info));
    hr = IMFTransform_GetOutputStreamInfo(transform, 0, &output_info);
    ok(hr == S_OK, "Failed to get input info, hr %#x.\n", hr);
    ok(!(output_info.dwFlags & (MFT_OUTPUT_STREAM_PROVIDES_SAMPLES | MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES)),
            "Unexpected output flags %#x.\n", output_info.dwFlags);

    hr = IMFTransform_GetStreamIDs(transform, 1, &input_id, 1, &output_id);
    ok(hr == S_OK, "Failed to get input info, hr %#x.\n", hr);
    ok(input_id == 0 && output_id == 0, "Unexpected stream ids.\n");

    hr = IMFTransform_GetInputStreamAttributes(transform, 1, &attributes);
todo_wine
    ok(hr == MF_E_INVALIDSTREAMNUMBER, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_GetOutputStreamAttributes(transform, 1, &attributes);
    ok(hr == E_NOTIMPL, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_GetOutputStreamAttributes(transform, 0, &attributes);
    ok(hr == E_NOTIMPL, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_AddInputStreams(transform, 16, NULL);
    ok(hr == E_POINTER, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_AddInputStreams(transform, 16, ids);
    ok(hr == E_INVALIDARG, "Unexpected hr %#x.\n", hr);

    memset(ids, 0, sizeof(ids));
    hr = IMFTransform_AddInputStreams(transform, 15, ids);
    ok(hr == E_INVALIDARG, "Unexpected hr %#x.\n", hr);

    for (i = 0; i < ARRAY_SIZE(ids); ++i)
        ids[i] = i + 1;

    hr = IMFTransform_AddInputStreams(transform, 15, ids);
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);

    input_count = output_count = 0;
    hr = IMFTransform_GetStreamCount(transform, &input_count, &output_count);
    ok(hr == S_OK, "Failed to get stream count, hr %#x.\n", hr);
    ok(input_count == 16 && output_count == 1, "Unexpected stream count %u/%u.\n", input_count, output_count);

    memset(&input_info, 0, sizeof(input_info));
    hr = IMFTransform_GetInputStreamInfo(transform, 1, &input_info);
    ok(hr == S_OK, "Failed to get input info, hr %#x.\n", hr);
    ok((input_info.dwFlags & (MFT_INPUT_STREAM_REMOVABLE | MFT_INPUT_STREAM_OPTIONAL)) ==
            (MFT_INPUT_STREAM_REMOVABLE | MFT_INPUT_STREAM_OPTIONAL), "Unexpected flags %#x.\n", input_info.dwFlags);

    attributes = NULL;
    hr = IMFTransform_GetInputStreamAttributes(transform, 0, &attributes);
todo_wine {
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
    ok(!!attributes, "Unexpected attributes.\n");
}
    attributes2 = NULL;
    hr = IMFTransform_GetInputStreamAttributes(transform, 0, &attributes2);
todo_wine
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
    ok(attributes == attributes2, "Unexpected instance.\n");

    if (attributes2)
        IMFAttributes_Release(attributes2);
    if (attributes)
        IMFAttributes_Release(attributes);

    attributes = NULL;
    hr = IMFTransform_GetInputStreamAttributes(transform, 1, &attributes);
todo_wine {
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
    ok(!!attributes, "Unexpected attributes.\n");
}
    if (attributes)
        IMFAttributes_Release(attributes);

    hr = IMFTransform_DeleteInputStream(transform, 0);
    ok(hr == MF_E_INVALIDSTREAMNUMBER, "Unexpected hr %#x.\n", hr);

    hr = IMFTransform_DeleteInputStream(transform, 1);
    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);

    input_count = output_count = 0;
    hr = IMFTransform_GetStreamCount(transform, &input_count, &output_count);
    ok(hr == S_OK, "Failed to get stream count, hr %#x.\n", hr);
    ok(input_count == 15 && output_count == 1, "Unexpected stream count %u/%u.\n", input_count, output_count);

    IMFTransform_Release(transform);

    hr = MFCreateVideoMixer(NULL, &IID_IMFTransform, &IID_IMFTransform, (void **)&transform);
    ok(hr == E_INVALIDARG, "Unexpected hr %#x.\n", hr);

    hr = CoCreateInstance(&CLSID_MFVideoMixer9, NULL, CLSCTX_INPROC_SERVER, &IID_IMFTransform, (void **)&transform);
    ok(hr == S_OK, "Failed to create default mixer, hr %#x.\n", hr);
    IMFTransform_Release(transform);
}

START_TEST(evr)
{
    CoInitialize(NULL);

    test_aggregation();
    test_interfaces();
    test_enum_pins();
    test_find_pin();
    test_pin_info();
    test_default_mixer();

    CoUninitialize();
}