Skip to content

W
wine-cw
Commit 6353af03 authored by Ziqing Hui's avatar Ziqing Hui Committed by Alexandre Julliard
Browse files
Options

mf/tests: Introduce check_dmo_set_input_type.

parent 5b67e30f
Hide whitespace changes
Inline Side-by-side
Showing with 168 additions and 181 deletions
dlls/mf/tests/transform.c
View file @ 6353af03
......@@ -1246,6 +1246,171 @@ static void check_dmo_get_output_type(IMediaObject *media_object, const DMO_MEDI
ok(i == count, "%lu types.\n", i);
}
static void check_dmo_set_input_type(IMediaObject *media_object, const GUID *subtype)
{
DMO_MEDIA_TYPE bad_media_type, *good_media_type;
VIDEOINFOHEADER *header;
char buffer[1024];
DWORD i, flag;
HRESULT hr;
const DWORD flags[] = {0, 0x4, DMO_SET_TYPEF_CLEAR, DMO_SET_TYPEF_TEST_ONLY, DMO_SET_TYPEF_TEST_ONLY | 0x4};
memset(&bad_media_type, 0, sizeof(bad_media_type));
good_media_type = (DMO_MEDIA_TYPE *)buffer;
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header = (VIDEOINFOHEADER *)(good_media_type + 1);
/* Test invalid stream index. */
for (i = 0; i < ARRAY_SIZE(flags); ++i)
{
flag = flags[i];
hr = IMediaObject_SetInputType(media_object, 1, NULL, flag);
ok(hr == DMO_E_INVALIDSTREAMINDEX, "SetInputType returned %#lx for flag %#lx.", hr, flag);
hr = IMediaObject_SetInputType(media_object, 1, &bad_media_type, flag);
ok(hr == DMO_E_INVALIDSTREAMINDEX, "SetInputType returned %#lx for flag %#lx.", hr, flag);
hr = IMediaObject_SetInputType(media_object, 1, good_media_type, flag);
ok(hr == DMO_E_INVALIDSTREAMINDEX, "SetInputType returned %#lx for flag %#lx.", hr, flag);
}
/* Test unaccepted type. */
for (i = 0; i < ARRAY_SIZE(flags); ++i)
{
flag = flags[i];
if (!(flag & DMO_SET_TYPEF_CLEAR))
{
hr = IMediaObject_SetInputType(media_object, 0, NULL, flag);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx for flag %#lx.", hr, flag);
}
hr = IMediaObject_SetInputType(media_object, 0, &bad_media_type, flag);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx for flag %#lx.", hr, flag);
}
/* Test clearing the type. */
for (i = 0; i < ARRAY_SIZE(flags); ++i)
{
flag = DMO_SET_TYPEF_CLEAR | flags[i];
hr = IMediaObject_SetInputType(media_object, 0, NULL, flag);
ok(hr == S_OK, "SetInputType returned %#lx for flag %#lx.", hr, flag);
}
/* Test accepted type. */
for (i = 0; i < ARRAY_SIZE(flags); ++i)
{
flag = flags[i];
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, flag);
ok(hr == S_OK, "SetInputType returned %#lx for flag %#lx.", hr, flag);
}
/* Test unconsidered header member.*/
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header->dwBitRate = 0xdeadbeef;
header->dwBitErrorRate = 0xdeadbeef;
header->AvgTimePerFrame = 0xdeadbeef;
header->bmiHeader.biPlanes = 0xdead;
header->bmiHeader.biBitCount = 0xdead;
header->bmiHeader.biSizeImage = 0xdeadbeef;
header->bmiHeader.biXPelsPerMeter = 0xdead;
header->bmiHeader.biYPelsPerMeter = 0xdead;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, 0);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test invalid major type. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
good_media_type->majortype = MFMediaType_Default;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid subtype. */
init_dmo_media_type_video(good_media_type, &MEDIASUBTYPE_None, 16, 16);
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid format type. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
good_media_type->formattype = FORMAT_None;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid format size. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
good_media_type->cbFormat = 1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test NULL format pointer. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
good_media_type->pbFormat = NULL;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test video header struct size. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header->bmiHeader.biSize = 0;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biSize = 1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biSize = 0xdeadbeef;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test width. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header->bmiHeader.biWidth = 0;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = -1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = 4096 + 1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = 4096;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test height. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header->bmiHeader.biHeight = 0;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = 4096 + 1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = 4096;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = -4096;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test compression. */
init_dmo_media_type_video(good_media_type, subtype, 16, 16);
header->bmiHeader.biCompression = 0;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 1;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 2;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 0xdeadbeef;
hr = IMediaObject_SetInputType(media_object, 0, good_media_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
}
static HRESULT WINAPI test_unk_QueryInterface(IUnknown *iface, REFIID riid, void **obj)
{
if (IsEqualIID(riid, &IID_IUnknown))
......@@ -4721,51 +4886,9 @@ static void test_wmv_decoder_media_object(void)
{MFMediaType_Video, MEDIASUBTYPE_RGB555, TRUE, FALSE, 512, FORMAT_VideoInfo, NULL, 88, (BYTE *)&expected_output_info[11]},
{MFMediaType_Video, MEDIASUBTYPE_RGB8, TRUE, FALSE, 256, FORMAT_VideoInfo, NULL, 1112, (BYTE *)&expected_output_info[12]},
};
const struct set_type_arg
{
DWORD stream_index;
enum
{
MEDIA_TYPE_NULL = 0,
MEDIA_TYPE_GOOD = 1,
MEDIA_TYPE_BAD = 2,
} media_type;
DWORD flags;
HRESULT hr;
}
set_type_arg_tests[] =
{
{1, MEDIA_TYPE_NULL, 0, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_NULL, 0x4, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_NULL, DMO_SET_TYPEF_CLEAR, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_NULL, DMO_SET_TYPEF_TEST_ONLY, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_GOOD, 0, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_GOOD, 0x4, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_GOOD, DMO_SET_TYPEF_CLEAR, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_GOOD, DMO_SET_TYPEF_TEST_ONLY, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_BAD, 0, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_BAD, 0x4, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_BAD, DMO_SET_TYPEF_CLEAR, DMO_E_INVALIDSTREAMINDEX},
{1, MEDIA_TYPE_BAD, DMO_SET_TYPEF_TEST_ONLY, DMO_E_INVALIDSTREAMINDEX},
{0, MEDIA_TYPE_BAD, 0, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_BAD, 0x4, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_BAD, DMO_SET_TYPEF_CLEAR, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_BAD, DMO_SET_TYPEF_TEST_ONLY, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_NULL, 0, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_NULL, 0x4, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_NULL, DMO_SET_TYPEF_TEST_ONLY, DMO_E_TYPE_NOT_ACCEPTED},
{0, MEDIA_TYPE_NULL, DMO_SET_TYPEF_CLEAR, S_OK},
{0, MEDIA_TYPE_NULL, DMO_SET_TYPEF_CLEAR | 0x4, S_OK},
{0, MEDIA_TYPE_NULL, DMO_SET_TYPEF_CLEAR | DMO_SET_TYPEF_TEST_ONLY, S_OK},
{0, MEDIA_TYPE_NULL, DMO_SET_TYPEF_CLEAR | DMO_SET_TYPEF_TEST_ONLY | 0x4, S_OK},
{0, MEDIA_TYPE_GOOD, 0x4, S_OK},
{0, MEDIA_TYPE_GOOD, DMO_SET_TYPEF_CLEAR, S_OK},
{0, MEDIA_TYPE_GOOD, DMO_SET_TYPEF_CLEAR | DMO_SET_TYPEF_TEST_ONLY, S_OK},
};
DMO_MEDIA_TYPE media_type, *input_type;
IMediaObject *media_object;
DWORD in_count, out_count;
VIDEOINFOHEADER *header;
char buffer[1024];
ULONG ret, i;
HRESULT hr;
......@@ -4779,6 +4902,8 @@ static void test_wmv_decoder_media_object(void)
return;
}
input_type = (DMO_MEDIA_TYPE *)buffer;
hr = CoInitialize(NULL);
ok(hr == S_OK, "CoInitialize failed, hr %#lx.\n", hr);
......@@ -4805,12 +4930,9 @@ static void test_wmv_decoder_media_object(void)
check_dmo_get_input_type(media_object, expected_input_types, ARRAY_SIZE(expected_input_types));
/* Test SetInputType. */
input_type = (DMO_MEDIA_TYPE *)buffer;
header = (VIDEOINFOHEADER *)(input_type + 1);
for (i = 0; i < ARRAY_SIZE(expected_input_types); ++i)
{
const GUID *subtype = &expected_input_types[i].subtype;
if (IsEqualGUID(subtype, &MEDIASUBTYPE_WMV2)
|| IsEqualGUID(subtype, &MEDIASUBTYPE_WMVA)
|| IsEqualGUID(subtype, &MEDIASUBTYPE_WVP2)
......@@ -4822,142 +4944,7 @@ static void test_wmv_decoder_media_object(void)
}
winetest_push_context("in %lu", i);
/* Test setting the type. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
hr = IMediaObject_SetInputType(media_object, 0, input_type, 0);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->dwBitRate = 0xdeadbeef;
header->dwBitErrorRate = 0xdeadbeef;
header->AvgTimePerFrame = 0xdeadbeef;
header->bmiHeader.biPlanes = 0xdead;
header->bmiHeader.biBitCount = 0xdead;
header->bmiHeader.biSizeImage = 0xdeadbeef;
header->bmiHeader.biXPelsPerMeter = 0xdead;
header->bmiHeader.biYPelsPerMeter = 0xdead;
hr = IMediaObject_SetInputType(media_object, 0, input_type, 0);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test invalid major type. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
input_type->majortype = MFMediaType_Default;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid subtype. */
init_dmo_media_type_video(input_type, &MEDIASUBTYPE_None, 96, 96);
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid format type. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
input_type->formattype = FORMAT_None;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test invalid format size. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
input_type->cbFormat = 1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test NULL format pointer. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
input_type->pbFormat = NULL;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test video header struct size. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
header->bmiHeader.biSize = 0;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biSize = 1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biSize = 0xdeadbeef;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
/* Test width. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
header->bmiHeader.biWidth = 0;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = -1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = 4096 + 1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biWidth = 4096;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test height. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
header->bmiHeader.biHeight = 0;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = 4096 + 1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = 4096;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biHeight = -4096;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
/* Test compression. */
init_dmo_media_type_video(input_type, subtype, 96, 96);
header->bmiHeader.biCompression = 0;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
todo_wine
ok(hr == DMO_E_TYPE_NOT_ACCEPTED, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 1;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 2;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
header->bmiHeader.biCompression = 0xdeadbeef;
hr = IMediaObject_SetInputType(media_object, 0, input_type, DMO_SET_TYPEF_TEST_ONLY);
ok(hr == S_OK, "SetInputType returned %#lx.\n", hr);
winetest_pop_context();
}
/* Test SetInputType arguments. */
memset(&media_type, 0, sizeof(media_type));
init_dmo_media_type_video(input_type, &expected_input_types[0].subtype, 96, 96);
for (i = 0; i < ARRAY_SIZE(set_type_arg_tests); ++i)
{
const struct set_type_arg *test = &set_type_arg_tests[i];
DMO_MEDIA_TYPE *type;
winetest_push_context("Test %lu", i);
if (test->media_type == MEDIA_TYPE_GOOD)
type = input_type;
else if (test->media_type == MEDIA_TYPE_BAD)
type = &media_type;
else
type = NULL;
hr = IMediaObject_SetInputType(media_object, test->stream_index, type, test->flags);
ok(hr == test->hr, "SetInputType returned %#lx, expected %#lx.\n", hr, test->hr);
check_dmo_set_input_type(media_object, subtype);
winetest_pop_context();
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment