[PATCH 5/7] mf/copier: Move sample copier to its own file.

Nikolay Sivov nsivov at codeweavers.com
Fri Oct 30 08:50:45 CDT 2020


Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/mf/Makefile.in |   1 +
 dlls/mf/copier.c    | 593 ++++++++++++++++++++++++++++++++++++++++++++
 dlls/mf/main.c      | 565 -----------------------------------------
 3 files changed, 594 insertions(+), 565 deletions(-)
 create mode 100644 dlls/mf/copier.c

diff --git a/dlls/mf/Makefile.in b/dlls/mf/Makefile.in
index f1d0571d143..cd50a849b7c 100644
--- a/dlls/mf/Makefile.in
+++ b/dlls/mf/Makefile.in
@@ -6,6 +6,7 @@ DELAYIMPORTS = evr
 EXTRADLLFLAGS = -mno-cygwin
 
 C_SRCS = \
+	copier.c \
 	evr.c \
 	main.c \
 	samplegrabber.c \
diff --git a/dlls/mf/copier.c b/dlls/mf/copier.c
new file mode 100644
index 00000000000..ba8e316f7e9
--- /dev/null
+++ b/dlls/mf/copier.c
@@ -0,0 +1,593 @@
+/*
+ * Copyright 2020 Nikolay Sivov for CodeWeavers
+ *
+ * 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 "mfapi.h"
+#include "mfidl.h"
+#include "mf_private.h"
+
+#include "wine/debug.h"
+#include "wine/heap.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
+
+enum sample_copier_flags
+{
+    SAMPLE_COPIER_INPUT_TYPE_SET = 0x1,
+    SAMPLE_COPIER_OUTPUT_TYPE_SET = 0x2
+};
+
+struct sample_copier
+{
+    IMFTransform IMFTransform_iface;
+    LONG refcount;
+
+    IMFAttributes *attributes;
+    IMFMediaType *buffer_type;
+    DWORD buffer_size;
+    IMFSample *sample;
+    DWORD flags;
+    CRITICAL_SECTION cs;
+};
+
+static struct sample_copier *impl_from_IMFTransform(IMFTransform *iface)
+{
+    return CONTAINING_RECORD(iface, struct sample_copier, IMFTransform_iface);
+}
+
+static HRESULT WINAPI sample_copier_transform_QueryInterface(IMFTransform *iface, REFIID riid, void **obj)
+{
+    TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
+
+    if (IsEqualIID(riid, &IID_IMFTransform) ||
+            IsEqualIID(riid, &IID_IUnknown))
+    {
+        *obj = iface;
+        IMFTransform_AddRef(iface);
+        return S_OK;
+    }
+
+    WARN("Unsupported interface %s.\n", debugstr_guid(riid));
+    *obj = NULL;
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI sample_copier_transform_AddRef(IMFTransform *iface)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    ULONG refcount = InterlockedIncrement(&transform->refcount);
+
+    TRACE("%p, refcount %u.\n", iface, refcount);
+
+    return refcount;
+}
+
+static ULONG WINAPI sample_copier_transform_Release(IMFTransform *iface)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    ULONG refcount = InterlockedDecrement(&transform->refcount);
+
+    TRACE("%p, refcount %u.\n", iface, refcount);
+
+    if (!refcount)
+    {
+        if (transform->attributes)
+            IMFAttributes_Release(transform->attributes);
+        if (transform->buffer_type)
+            IMFMediaType_Release(transform->buffer_type);
+        DeleteCriticalSection(&transform->cs);
+        heap_free(transform);
+    }
+
+    return refcount;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetStreamLimits(IMFTransform *iface, DWORD *input_minimum,
+        DWORD *input_maximum, DWORD *output_minimum, DWORD *output_maximum)
+{
+    TRACE("%p, %p, %p, %p, %p.\n", iface, input_minimum, input_maximum, output_minimum, output_maximum);
+
+    *input_minimum = *input_maximum = *output_minimum = *output_maximum = 1;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetStreamCount(IMFTransform *iface, DWORD *inputs, DWORD *outputs)
+{
+    TRACE("%p, %p, %p.\n", iface, inputs, outputs);
+
+    *inputs = 1;
+    *outputs = 1;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetStreamIDs(IMFTransform *iface, DWORD input_size, DWORD *inputs,
+        DWORD output_size, DWORD *outputs)
+{
+    TRACE("%p, %u, %p, %u, %p.\n", iface, input_size, inputs, output_size, outputs);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetInputStreamInfo(IMFTransform *iface, DWORD id, MFT_INPUT_STREAM_INFO *info)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p.\n", iface, id, info);
+
+    memset(info, 0, sizeof(*info));
+
+    EnterCriticalSection(&transform->cs);
+    info->cbSize = transform->buffer_size;
+    LeaveCriticalSection(&transform->cs);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetOutputStreamInfo(IMFTransform *iface, DWORD id,
+        MFT_OUTPUT_STREAM_INFO *info)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p.\n", iface, id, info);
+
+    memset(info, 0, sizeof(*info));
+
+    EnterCriticalSection(&transform->cs);
+    info->cbSize = transform->buffer_size;
+    LeaveCriticalSection(&transform->cs);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetAttributes(IMFTransform *iface, IMFAttributes **attributes)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %p.\n", iface, attributes);
+
+    *attributes = transform->attributes;
+    IMFAttributes_AddRef(*attributes);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetInputStreamAttributes(IMFTransform *iface, DWORD id,
+        IMFAttributes **attributes)
+{
+    TRACE("%p, %u, %p.\n", iface, id, attributes);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetOutputStreamAttributes(IMFTransform *iface, DWORD id,
+        IMFAttributes **attributes)
+{
+    TRACE("%p, %u, %p.\n", iface, id, attributes);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_DeleteInputStream(IMFTransform *iface, DWORD id)
+{
+    TRACE("%p, %u.\n", iface, id);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_AddInputStreams(IMFTransform *iface, DWORD streams, DWORD *ids)
+{
+    TRACE("%p, %u, %p.\n", iface, streams, ids);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetInputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
+        IMFMediaType **type)
+{
+    static const GUID *types[] = { &MFMediaType_Video, &MFMediaType_Audio };
+    HRESULT hr;
+
+    TRACE("%p, %u, %u, %p.\n", iface, id, index, type);
+
+    if (id)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    if (index > ARRAY_SIZE(types) - 1)
+        return MF_E_NO_MORE_TYPES;
+
+    if (SUCCEEDED(hr = MFCreateMediaType(type)))
+        hr = IMFMediaType_SetGUID(*type, &MF_MT_MAJOR_TYPE, types[index]);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetOutputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
+        IMFMediaType **type)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    IMFMediaType *cloned_type = NULL;
+    HRESULT hr = S_OK;
+
+    TRACE("%p, %u, %u, %p.\n", iface, id, index, type);
+
+    EnterCriticalSection(&transform->cs);
+    if (transform->buffer_type)
+    {
+        if (SUCCEEDED(hr = MFCreateMediaType(&cloned_type)))
+            hr = IMFMediaType_CopyAllItems(transform->buffer_type, (IMFAttributes *)cloned_type);
+    }
+    else if (id)
+        hr = MF_E_INVALIDSTREAMNUMBER;
+    else
+        hr = MF_E_NO_MORE_TYPES;
+    LeaveCriticalSection(&transform->cs);
+
+    if (SUCCEEDED(hr))
+        *type = cloned_type;
+    else if (cloned_type)
+        IMFMediaType_Release(cloned_type);
+
+    return hr;
+}
+
+static HRESULT sample_copier_get_buffer_size(IMFMediaType *type, DWORD *size)
+{
+    GUID major, subtype;
+    UINT64 frame_size;
+    HRESULT hr;
+
+    *size = 0;
+
+    if (FAILED(hr = IMFMediaType_GetMajorType(type, &major)))
+        return hr;
+
+    if (IsEqualGUID(&major, &MFMediaType_Video))
+    {
+        if (SUCCEEDED(hr = IMFMediaType_GetGUID(type, &MF_MT_SUBTYPE, &subtype)))
+        {
+            if (SUCCEEDED(hr = IMFMediaType_GetUINT64(type, &MF_MT_FRAME_SIZE, &frame_size)))
+            {
+                if (FAILED(hr = MFCalculateImageSize(&subtype, (UINT32)(frame_size >> 32), (UINT32)frame_size, size)))
+                    WARN("Failed to get image size for video format %s.\n", debugstr_guid(&subtype));
+            }
+        }
+    }
+    else if (IsEqualGUID(&major, &MFMediaType_Audio))
+    {
+        FIXME("Audio formats are not handled.\n");
+        hr = E_NOTIMPL;
+    }
+
+    return hr;
+}
+
+static HRESULT sample_copier_set_media_type(struct sample_copier *transform, BOOL input, DWORD id, IMFMediaType *type,
+        DWORD flags)
+{
+    DWORD buffer_size;
+    HRESULT hr = S_OK;
+
+    if (id)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    EnterCriticalSection(&transform->cs);
+    if (type)
+    {
+        hr = sample_copier_get_buffer_size(type, &buffer_size);
+        if (!(flags & MFT_SET_TYPE_TEST_ONLY) && SUCCEEDED(hr))
+        {
+            if (!transform->buffer_type)
+                hr = MFCreateMediaType(&transform->buffer_type);
+            if (SUCCEEDED(hr))
+                hr = IMFMediaType_CopyAllItems(type, (IMFAttributes *)transform->buffer_type);
+            if (SUCCEEDED(hr))
+                transform->buffer_size = buffer_size;
+
+            if (SUCCEEDED(hr))
+            {
+                if (input)
+                {
+                    transform->flags |= SAMPLE_COPIER_INPUT_TYPE_SET;
+                    transform->flags &= ~SAMPLE_COPIER_OUTPUT_TYPE_SET;
+                }
+                else
+                    transform->flags |= SAMPLE_COPIER_OUTPUT_TYPE_SET;
+            }
+        }
+    }
+    else if (transform->buffer_type)
+    {
+        IMFMediaType_Release(transform->buffer_type);
+        transform->buffer_type = NULL;
+    }
+    LeaveCriticalSection(&transform->cs);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_SetInputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p, %#x.\n", iface, id, type, flags);
+
+    return sample_copier_set_media_type(transform, TRUE, id, type, flags);
+}
+
+static HRESULT WINAPI sample_copier_transform_SetOutputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p, %#x.\n", iface, id, type, flags);
+
+    return sample_copier_set_media_type(transform, FALSE, id, type, flags);
+}
+
+static HRESULT sample_copier_get_current_type(struct sample_copier *transform, DWORD id, DWORD flags,
+        IMFMediaType **ret)
+{
+    IMFMediaType *cloned_type = NULL;
+    HRESULT hr;
+
+    if (id)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    EnterCriticalSection(&transform->cs);
+    if (transform->flags & flags)
+    {
+        if (SUCCEEDED(hr = MFCreateMediaType(&cloned_type)))
+            hr = IMFMediaType_CopyAllItems(transform->buffer_type, (IMFAttributes *)cloned_type);
+    }
+    else
+        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
+    LeaveCriticalSection(&transform->cs);
+
+    if (SUCCEEDED(hr))
+        *ret = cloned_type;
+    else if (cloned_type)
+        IMFMediaType_Release(cloned_type);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetInputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p.\n", iface, id, type);
+
+    return sample_copier_get_current_type(transform, id, SAMPLE_COPIER_INPUT_TYPE_SET, type);
+}
+
+static HRESULT WINAPI sample_copier_transform_GetOutputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %p.\n", iface, id, type);
+
+    return sample_copier_get_current_type(transform, id, SAMPLE_COPIER_OUTPUT_TYPE_SET, type);
+}
+
+static HRESULT WINAPI sample_copier_transform_GetInputStatus(IMFTransform *iface, DWORD id, DWORD *flags)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    HRESULT hr = S_OK;
+
+    TRACE("%p, %u, %p.\n", iface, id, flags);
+
+    if (id)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    EnterCriticalSection(&transform->cs);
+    if (!(transform->flags & SAMPLE_COPIER_INPUT_TYPE_SET))
+        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
+    else
+        *flags = transform->sample ? 0 : MFT_INPUT_STATUS_ACCEPT_DATA;
+    LeaveCriticalSection(&transform->cs);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_GetOutputStatus(IMFTransform *iface, DWORD *flags)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    HRESULT hr = S_OK;
+
+    TRACE("%p, %p.\n", iface, flags);
+
+    EnterCriticalSection(&transform->cs);
+    if (!(transform->flags & SAMPLE_COPIER_OUTPUT_TYPE_SET))
+        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
+    else
+        *flags = transform->sample ? MFT_OUTPUT_STATUS_SAMPLE_READY : 0;
+    LeaveCriticalSection(&transform->cs);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_SetOutputBounds(IMFTransform *iface, LONGLONG lower, LONGLONG upper)
+{
+    TRACE("%p, %s, %s.\n", iface, debugstr_time(lower), debugstr_time(upper));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_ProcessEvent(IMFTransform *iface, DWORD id, IMFMediaEvent *event)
+{
+    FIXME("%p, %u, %p.\n", iface, id, event);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI sample_copier_transform_ProcessMessage(IMFTransform *iface, MFT_MESSAGE_TYPE message, ULONG_PTR param)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+
+    TRACE("%p, %#x, %p.\n", iface, message, (void *)param);
+
+    EnterCriticalSection(&transform->cs);
+
+    if (message == MFT_MESSAGE_COMMAND_FLUSH)
+    {
+        if (transform->sample)
+        {
+            IMFSample_Release(transform->sample);
+            transform->sample = NULL;
+        }
+    }
+
+    LeaveCriticalSection(&transform->cs);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI sample_copier_transform_ProcessInput(IMFTransform *iface, DWORD id, IMFSample *sample, DWORD flags)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    HRESULT hr = S_OK;
+
+    TRACE("%p, %u, %p, %#x.\n", iface, id, sample, flags);
+
+    if (id)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    EnterCriticalSection(&transform->cs);
+    if (!transform->buffer_type)
+        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
+    else if (transform->sample)
+        hr = MF_E_NOTACCEPTING;
+    else
+    {
+        transform->sample = sample;
+        IMFSample_AddRef(transform->sample);
+    }
+    LeaveCriticalSection(&transform->cs);
+
+    return hr;
+}
+
+static HRESULT WINAPI sample_copier_transform_ProcessOutput(IMFTransform *iface, DWORD flags, DWORD count,
+        MFT_OUTPUT_DATA_BUFFER *buffers, DWORD *status)
+{
+    struct sample_copier *transform = impl_from_IMFTransform(iface);
+    IMFMediaBuffer *buffer;
+    DWORD sample_flags;
+    HRESULT hr = S_OK;
+    LONGLONG time;
+
+    TRACE("%p, %#x, %u, %p, %p.\n", iface, flags, count, buffers, status);
+
+    EnterCriticalSection(&transform->cs);
+    if (!(transform->flags & SAMPLE_COPIER_OUTPUT_TYPE_SET))
+        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
+    else if (!transform->sample)
+        hr = MF_E_TRANSFORM_NEED_MORE_INPUT;
+    else
+    {
+        IMFSample_CopyAllItems(transform->sample, (IMFAttributes *)buffers->pSample);
+
+        if (SUCCEEDED(IMFSample_GetSampleDuration(transform->sample, &time)))
+            IMFSample_SetSampleDuration(buffers->pSample, time);
+
+        if (SUCCEEDED(IMFSample_GetSampleTime(transform->sample, &time)))
+            IMFSample_SetSampleTime(buffers->pSample, time);
+
+        if (SUCCEEDED(IMFSample_GetSampleFlags(transform->sample, &sample_flags)))
+            IMFSample_SetSampleFlags(buffers->pSample, sample_flags);
+
+        if (SUCCEEDED(IMFSample_ConvertToContiguousBuffer(transform->sample, NULL)))
+        {
+            if (SUCCEEDED(IMFSample_GetBufferByIndex(buffers->pSample, 0, &buffer)))
+            {
+                if (FAILED(IMFSample_CopyToBuffer(transform->sample, buffer)))
+                    hr = MF_E_UNEXPECTED;
+                IMFMediaBuffer_Release(buffer);
+            }
+        }
+
+        IMFSample_Release(transform->sample);
+        transform->sample = NULL;
+    }
+    LeaveCriticalSection(&transform->cs);
+
+    return hr;
+}
+
+static const IMFTransformVtbl sample_copier_transform_vtbl =
+{
+    sample_copier_transform_QueryInterface,
+    sample_copier_transform_AddRef,
+    sample_copier_transform_Release,
+    sample_copier_transform_GetStreamLimits,
+    sample_copier_transform_GetStreamCount,
+    sample_copier_transform_GetStreamIDs,
+    sample_copier_transform_GetInputStreamInfo,
+    sample_copier_transform_GetOutputStreamInfo,
+    sample_copier_transform_GetAttributes,
+    sample_copier_transform_GetInputStreamAttributes,
+    sample_copier_transform_GetOutputStreamAttributes,
+    sample_copier_transform_DeleteInputStream,
+    sample_copier_transform_AddInputStreams,
+    sample_copier_transform_GetInputAvailableType,
+    sample_copier_transform_GetOutputAvailableType,
+    sample_copier_transform_SetInputType,
+    sample_copier_transform_SetOutputType,
+    sample_copier_transform_GetInputCurrentType,
+    sample_copier_transform_GetOutputCurrentType,
+    sample_copier_transform_GetInputStatus,
+    sample_copier_transform_GetOutputStatus,
+    sample_copier_transform_SetOutputBounds,
+    sample_copier_transform_ProcessEvent,
+    sample_copier_transform_ProcessMessage,
+    sample_copier_transform_ProcessInput,
+    sample_copier_transform_ProcessOutput,
+};
+
+HRESULT WINAPI MFCreateSampleCopierMFT(IMFTransform **transform)
+{
+    struct sample_copier *object;
+    HRESULT hr;
+
+    TRACE("%p.\n", transform);
+
+    object = heap_alloc_zero(sizeof(*object));
+    if (!object)
+        return E_OUTOFMEMORY;
+
+    object->IMFTransform_iface.lpVtbl = &sample_copier_transform_vtbl;
+    object->refcount = 1;
+    InitializeCriticalSection(&object->cs);
+
+    if (FAILED(hr = MFCreateAttributes(&object->attributes, 0)))
+        goto failed;
+
+    IMFAttributes_SetUINT32(object->attributes, &MFT_SUPPORT_DYNAMIC_FORMAT_CHANGE, 1);
+
+    *transform = &object->IMFTransform_iface;
+
+    return S_OK;
+
+failed:
+
+    IMFTransform_Release(&object->IMFTransform_iface);
+
+    return hr;
+}
diff --git a/dlls/mf/main.c b/dlls/mf/main.c
index c48fc81a1d2..2caf50c54e0 100644
--- a/dlls/mf/main.c
+++ b/dlls/mf/main.c
@@ -1462,568 +1462,3 @@ HRESULT WINAPI MFCreateSimpleTypeHandler(IMFMediaTypeHandler **handler)
 
     return S_OK;
 }
-
-enum sample_copier_flags
-{
-    SAMPLE_COPIER_INPUT_TYPE_SET = 0x1,
-    SAMPLE_COPIER_OUTPUT_TYPE_SET = 0x2
-};
-
-struct sample_copier
-{
-    IMFTransform IMFTransform_iface;
-    LONG refcount;
-
-    IMFAttributes *attributes;
-    IMFMediaType *buffer_type;
-    DWORD buffer_size;
-    IMFSample *sample;
-    DWORD flags;
-    CRITICAL_SECTION cs;
-};
-
-static struct sample_copier *impl_copier_from_IMFTransform(IMFTransform *iface)
-{
-    return CONTAINING_RECORD(iface, struct sample_copier, IMFTransform_iface);
-}
-
-static HRESULT WINAPI sample_copier_transform_QueryInterface(IMFTransform *iface, REFIID riid, void **obj)
-{
-    TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
-
-    if (IsEqualIID(riid, &IID_IMFTransform) ||
-            IsEqualIID(riid, &IID_IUnknown))
-    {
-        *obj = iface;
-        IMFTransform_AddRef(iface);
-        return S_OK;
-    }
-
-    WARN("Unsupported interface %s.\n", debugstr_guid(riid));
-    *obj = NULL;
-    return E_NOINTERFACE;
-}
-
-static ULONG WINAPI sample_copier_transform_AddRef(IMFTransform *iface)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    ULONG refcount = InterlockedIncrement(&transform->refcount);
-
-    TRACE("%p, refcount %u.\n", iface, refcount);
-
-    return refcount;
-}
-
-static ULONG WINAPI sample_copier_transform_Release(IMFTransform *iface)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    ULONG refcount = InterlockedDecrement(&transform->refcount);
-
-    TRACE("%p, refcount %u.\n", iface, refcount);
-
-    if (!refcount)
-    {
-        if (transform->attributes)
-            IMFAttributes_Release(transform->attributes);
-        if (transform->buffer_type)
-            IMFMediaType_Release(transform->buffer_type);
-        DeleteCriticalSection(&transform->cs);
-        heap_free(transform);
-    }
-
-    return refcount;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetStreamLimits(IMFTransform *iface, DWORD *input_minimum,
-        DWORD *input_maximum, DWORD *output_minimum, DWORD *output_maximum)
-{
-    TRACE("%p, %p, %p, %p, %p.\n", iface, input_minimum, input_maximum, output_minimum, output_maximum);
-
-    *input_minimum = *input_maximum = *output_minimum = *output_maximum = 1;
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetStreamCount(IMFTransform *iface, DWORD *inputs, DWORD *outputs)
-{
-    TRACE("%p, %p, %p.\n", iface, inputs, outputs);
-
-    *inputs = 1;
-    *outputs = 1;
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetStreamIDs(IMFTransform *iface, DWORD input_size, DWORD *inputs,
-        DWORD output_size, DWORD *outputs)
-{
-    TRACE("%p, %u, %p, %u, %p.\n", iface, input_size, inputs, output_size, outputs);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetInputStreamInfo(IMFTransform *iface, DWORD id, MFT_INPUT_STREAM_INFO *info)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p.\n", iface, id, info);
-
-    memset(info, 0, sizeof(*info));
-
-    EnterCriticalSection(&transform->cs);
-    info->cbSize = transform->buffer_size;
-    LeaveCriticalSection(&transform->cs);
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetOutputStreamInfo(IMFTransform *iface, DWORD id,
-        MFT_OUTPUT_STREAM_INFO *info)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p.\n", iface, id, info);
-
-    memset(info, 0, sizeof(*info));
-
-    EnterCriticalSection(&transform->cs);
-    info->cbSize = transform->buffer_size;
-    LeaveCriticalSection(&transform->cs);
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetAttributes(IMFTransform *iface, IMFAttributes **attributes)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %p.\n", iface, attributes);
-
-    *attributes = transform->attributes;
-    IMFAttributes_AddRef(*attributes);
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetInputStreamAttributes(IMFTransform *iface, DWORD id,
-        IMFAttributes **attributes)
-{
-    TRACE("%p, %u, %p.\n", iface, id, attributes);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetOutputStreamAttributes(IMFTransform *iface, DWORD id,
-        IMFAttributes **attributes)
-{
-    TRACE("%p, %u, %p.\n", iface, id, attributes);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_DeleteInputStream(IMFTransform *iface, DWORD id)
-{
-    TRACE("%p, %u.\n", iface, id);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_AddInputStreams(IMFTransform *iface, DWORD streams, DWORD *ids)
-{
-    TRACE("%p, %u, %p.\n", iface, streams, ids);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetInputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
-        IMFMediaType **type)
-{
-    static const GUID *types[] = { &MFMediaType_Video, &MFMediaType_Audio };
-    HRESULT hr;
-
-    TRACE("%p, %u, %u, %p.\n", iface, id, index, type);
-
-    if (id)
-        return MF_E_INVALIDSTREAMNUMBER;
-
-    if (index > ARRAY_SIZE(types) - 1)
-        return MF_E_NO_MORE_TYPES;
-
-    if (SUCCEEDED(hr = MFCreateMediaType(type)))
-        hr = IMFMediaType_SetGUID(*type, &MF_MT_MAJOR_TYPE, types[index]);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetOutputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
-        IMFMediaType **type)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    IMFMediaType *cloned_type = NULL;
-    HRESULT hr = S_OK;
-
-    TRACE("%p, %u, %u, %p.\n", iface, id, index, type);
-
-    EnterCriticalSection(&transform->cs);
-    if (transform->buffer_type)
-    {
-        if (SUCCEEDED(hr = MFCreateMediaType(&cloned_type)))
-            hr = IMFMediaType_CopyAllItems(transform->buffer_type, (IMFAttributes *)cloned_type);
-    }
-    else if (id)
-        hr = MF_E_INVALIDSTREAMNUMBER;
-    else
-        hr = MF_E_NO_MORE_TYPES;
-    LeaveCriticalSection(&transform->cs);
-
-    if (SUCCEEDED(hr))
-        *type = cloned_type;
-    else if (cloned_type)
-        IMFMediaType_Release(cloned_type);
-
-    return hr;
-}
-
-static HRESULT sample_copier_get_buffer_size(IMFMediaType *type, DWORD *size)
-{
-    GUID major, subtype;
-    UINT64 frame_size;
-    HRESULT hr;
-
-    *size = 0;
-
-    if (FAILED(hr = IMFMediaType_GetMajorType(type, &major)))
-        return hr;
-
-    if (IsEqualGUID(&major, &MFMediaType_Video))
-    {
-        if (SUCCEEDED(hr = IMFMediaType_GetGUID(type, &MF_MT_SUBTYPE, &subtype)))
-        {
-            if (SUCCEEDED(hr = IMFMediaType_GetUINT64(type, &MF_MT_FRAME_SIZE, &frame_size)))
-            {
-                if (FAILED(hr = MFCalculateImageSize(&subtype, (UINT32)(frame_size >> 32), (UINT32)frame_size, size)))
-                    WARN("Failed to get image size for video format %s.\n", debugstr_guid(&subtype));
-            }
-        }
-    }
-    else if (IsEqualGUID(&major, &MFMediaType_Audio))
-    {
-        FIXME("Audio formats are not handled.\n");
-        hr = E_NOTIMPL;
-    }
-
-    return hr;
-}
-
-static HRESULT sample_copier_set_media_type(struct sample_copier *transform, BOOL input, DWORD id, IMFMediaType *type,
-        DWORD flags)
-{
-    DWORD buffer_size;
-    HRESULT hr = S_OK;
-
-    if (id)
-        return MF_E_INVALIDSTREAMNUMBER;
-
-    EnterCriticalSection(&transform->cs);
-    if (type)
-    {
-        hr = sample_copier_get_buffer_size(type, &buffer_size);
-        if (!(flags & MFT_SET_TYPE_TEST_ONLY) && SUCCEEDED(hr))
-        {
-            if (!transform->buffer_type)
-                hr = MFCreateMediaType(&transform->buffer_type);
-            if (SUCCEEDED(hr))
-                hr = IMFMediaType_CopyAllItems(type, (IMFAttributes *)transform->buffer_type);
-            if (SUCCEEDED(hr))
-                transform->buffer_size = buffer_size;
-
-            if (SUCCEEDED(hr))
-            {
-                if (input)
-                {
-                    transform->flags |= SAMPLE_COPIER_INPUT_TYPE_SET;
-                    transform->flags &= ~SAMPLE_COPIER_OUTPUT_TYPE_SET;
-                }
-                else
-                    transform->flags |= SAMPLE_COPIER_OUTPUT_TYPE_SET;
-            }
-        }
-    }
-    else if (transform->buffer_type)
-    {
-        IMFMediaType_Release(transform->buffer_type);
-        transform->buffer_type = NULL;
-    }
-    LeaveCriticalSection(&transform->cs);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_SetInputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p, %#x.\n", iface, id, type, flags);
-
-    return sample_copier_set_media_type(transform, TRUE, id, type, flags);
-}
-
-static HRESULT WINAPI sample_copier_transform_SetOutputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p, %#x.\n", iface, id, type, flags);
-
-    return sample_copier_set_media_type(transform, FALSE, id, type, flags);
-}
-
-static HRESULT sample_copier_get_current_type(struct sample_copier *transform, DWORD id, DWORD flags,
-        IMFMediaType **ret)
-{
-    IMFMediaType *cloned_type = NULL;
-    HRESULT hr;
-
-    if (id)
-        return MF_E_INVALIDSTREAMNUMBER;
-
-    EnterCriticalSection(&transform->cs);
-    if (transform->flags & flags)
-    {
-        if (SUCCEEDED(hr = MFCreateMediaType(&cloned_type)))
-            hr = IMFMediaType_CopyAllItems(transform->buffer_type, (IMFAttributes *)cloned_type);
-    }
-    else
-        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
-    LeaveCriticalSection(&transform->cs);
-
-    if (SUCCEEDED(hr))
-        *ret = cloned_type;
-    else if (cloned_type)
-        IMFMediaType_Release(cloned_type);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetInputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p.\n", iface, id, type);
-
-    return sample_copier_get_current_type(transform, id, SAMPLE_COPIER_INPUT_TYPE_SET, type);
-}
-
-static HRESULT WINAPI sample_copier_transform_GetOutputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %u, %p.\n", iface, id, type);
-
-    return sample_copier_get_current_type(transform, id, SAMPLE_COPIER_OUTPUT_TYPE_SET, type);
-}
-
-static HRESULT WINAPI sample_copier_transform_GetInputStatus(IMFTransform *iface, DWORD id, DWORD *flags)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    HRESULT hr = S_OK;
-
-    TRACE("%p, %u, %p.\n", iface, id, flags);
-
-    if (id)
-        return MF_E_INVALIDSTREAMNUMBER;
-
-    EnterCriticalSection(&transform->cs);
-    if (!(transform->flags & SAMPLE_COPIER_INPUT_TYPE_SET))
-        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
-    else
-        *flags = transform->sample ? 0 : MFT_INPUT_STATUS_ACCEPT_DATA;
-    LeaveCriticalSection(&transform->cs);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_GetOutputStatus(IMFTransform *iface, DWORD *flags)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    HRESULT hr = S_OK;
-
-    TRACE("%p, %p.\n", iface, flags);
-
-    EnterCriticalSection(&transform->cs);
-    if (!(transform->flags & SAMPLE_COPIER_OUTPUT_TYPE_SET))
-        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
-    else
-        *flags = transform->sample ? MFT_OUTPUT_STATUS_SAMPLE_READY : 0;
-    LeaveCriticalSection(&transform->cs);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_SetOutputBounds(IMFTransform *iface, LONGLONG lower, LONGLONG upper)
-{
-    TRACE("%p, %s, %s.\n", iface, debugstr_time(lower), debugstr_time(upper));
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_ProcessEvent(IMFTransform *iface, DWORD id, IMFMediaEvent *event)
-{
-    FIXME("%p, %u, %p.\n", iface, id, event);
-
-    return E_NOTIMPL;
-}
-
-static HRESULT WINAPI sample_copier_transform_ProcessMessage(IMFTransform *iface, MFT_MESSAGE_TYPE message, ULONG_PTR param)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-
-    TRACE("%p, %#x, %p.\n", iface, message, (void *)param);
-
-    EnterCriticalSection(&transform->cs);
-
-    if (message == MFT_MESSAGE_COMMAND_FLUSH)
-    {
-        if (transform->sample)
-        {
-            IMFSample_Release(transform->sample);
-            transform->sample = NULL;
-        }
-    }
-
-    LeaveCriticalSection(&transform->cs);
-
-    return S_OK;
-}
-
-static HRESULT WINAPI sample_copier_transform_ProcessInput(IMFTransform *iface, DWORD id, IMFSample *sample, DWORD flags)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    HRESULT hr = S_OK;
-
-    TRACE("%p, %u, %p, %#x.\n", iface, id, sample, flags);
-
-    if (id)
-        return MF_E_INVALIDSTREAMNUMBER;
-
-    EnterCriticalSection(&transform->cs);
-    if (!transform->buffer_type)
-        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
-    else if (transform->sample)
-        hr = MF_E_NOTACCEPTING;
-    else
-    {
-        transform->sample = sample;
-        IMFSample_AddRef(transform->sample);
-    }
-    LeaveCriticalSection(&transform->cs);
-
-    return hr;
-}
-
-static HRESULT WINAPI sample_copier_transform_ProcessOutput(IMFTransform *iface, DWORD flags, DWORD count,
-        MFT_OUTPUT_DATA_BUFFER *buffers, DWORD *status)
-{
-    struct sample_copier *transform = impl_copier_from_IMFTransform(iface);
-    IMFMediaBuffer *buffer;
-    DWORD sample_flags;
-    HRESULT hr = S_OK;
-    LONGLONG time;
-
-    TRACE("%p, %#x, %u, %p, %p.\n", iface, flags, count, buffers, status);
-
-    EnterCriticalSection(&transform->cs);
-    if (!(transform->flags & SAMPLE_COPIER_OUTPUT_TYPE_SET))
-        hr = MF_E_TRANSFORM_TYPE_NOT_SET;
-    else if (!transform->sample)
-        hr = MF_E_TRANSFORM_NEED_MORE_INPUT;
-    else
-    {
-        IMFSample_CopyAllItems(transform->sample, (IMFAttributes *)buffers->pSample);
-
-        if (SUCCEEDED(IMFSample_GetSampleDuration(transform->sample, &time)))
-            IMFSample_SetSampleDuration(buffers->pSample, time);
-
-        if (SUCCEEDED(IMFSample_GetSampleTime(transform->sample, &time)))
-            IMFSample_SetSampleTime(buffers->pSample, time);
-
-        if (SUCCEEDED(IMFSample_GetSampleFlags(transform->sample, &sample_flags)))
-            IMFSample_SetSampleFlags(buffers->pSample, sample_flags);
-
-        if (SUCCEEDED(IMFSample_ConvertToContiguousBuffer(transform->sample, NULL)))
-        {
-            if (SUCCEEDED(IMFSample_GetBufferByIndex(buffers->pSample, 0, &buffer)))
-            {
-                if (FAILED(IMFSample_CopyToBuffer(transform->sample, buffer)))
-                    hr = MF_E_UNEXPECTED;
-                IMFMediaBuffer_Release(buffer);
-            }
-        }
-
-        IMFSample_Release(transform->sample);
-        transform->sample = NULL;
-    }
-    LeaveCriticalSection(&transform->cs);
-
-    return hr;
-}
-
-static const IMFTransformVtbl sample_copier_transform_vtbl =
-{
-    sample_copier_transform_QueryInterface,
-    sample_copier_transform_AddRef,
-    sample_copier_transform_Release,
-    sample_copier_transform_GetStreamLimits,
-    sample_copier_transform_GetStreamCount,
-    sample_copier_transform_GetStreamIDs,
-    sample_copier_transform_GetInputStreamInfo,
-    sample_copier_transform_GetOutputStreamInfo,
-    sample_copier_transform_GetAttributes,
-    sample_copier_transform_GetInputStreamAttributes,
-    sample_copier_transform_GetOutputStreamAttributes,
-    sample_copier_transform_DeleteInputStream,
-    sample_copier_transform_AddInputStreams,
-    sample_copier_transform_GetInputAvailableType,
-    sample_copier_transform_GetOutputAvailableType,
-    sample_copier_transform_SetInputType,
-    sample_copier_transform_SetOutputType,
-    sample_copier_transform_GetInputCurrentType,
-    sample_copier_transform_GetOutputCurrentType,
-    sample_copier_transform_GetInputStatus,
-    sample_copier_transform_GetOutputStatus,
-    sample_copier_transform_SetOutputBounds,
-    sample_copier_transform_ProcessEvent,
-    sample_copier_transform_ProcessMessage,
-    sample_copier_transform_ProcessInput,
-    sample_copier_transform_ProcessOutput,
-};
-
-HRESULT WINAPI MFCreateSampleCopierMFT(IMFTransform **transform)
-{
-    struct sample_copier *object;
-    HRESULT hr;
-
-    TRACE("%p.\n", transform);
-
-    object = heap_alloc_zero(sizeof(*object));
-    if (!object)
-        return E_OUTOFMEMORY;
-
-    object->IMFTransform_iface.lpVtbl = &sample_copier_transform_vtbl;
-    object->refcount = 1;
-    InitializeCriticalSection(&object->cs);
-
-    if (FAILED(hr = MFCreateAttributes(&object->attributes, 0)))
-        goto failed;
-
-    IMFAttributes_SetUINT32(object->attributes, &MFT_SUPPORT_DYNAMIC_FORMAT_CHANGE, 1);
-
-    *transform = &object->IMFTransform_iface;
-
-    return S_OK;
-
-failed:
-
-    IMFTransform_Release(&object->IMFTransform_iface);
-
-    return hr;
-}
-- 
2.28.0




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