memallocator.c File Reference

#include "wine/test.h"
#include "uuids.h"
#include "dshow.h"
#include "control.h"

Include dependency graph for memallocator.c:

Go to the source code of this file.

Macros
#define	COBJMACROS

Functions
static void	CommitDecommitTest (void)
	START_TEST (memallocator)

Macro Definition Documentation

COBJMACROS

#define COBJMACROS

Definition at line 21 of file memallocator.c.

Function Documentation

CommitDecommitTest()

static void CommitDecommitTest ( void  )

static

Definition at line 28 of file memallocator.c.

{
    IMemAllocator* pMemAllocator;
    HRESULT hr;
 
    hr = CoCreateInstance(&CLSID_MemoryAllocator, NULL, CLSCTX_INPROC_SERVER, &IID_IMemAllocator, (LPVOID*)&pMemAllocator);
    ok(hr==S_OK, "Unable to create memory allocator %x\n", hr);
 
    if (hr == S_OK)
    {
        ALLOCATOR_PROPERTIES RequestedProps;
        ALLOCATOR_PROPERTIES ActualProps;
 
        IMediaSample *sample = NULL, *sample2 = NULL;
 
        RequestedProps.cBuffers = 2;
        RequestedProps.cbBuffer = 65536;
        RequestedProps.cbAlign = 1;
        RequestedProps.cbPrefix = 0;
 
    hr = IMemAllocator_SetProperties(pMemAllocator, &RequestedProps, &ActualProps);
    ok(hr==S_OK, "SetProperties returned: %x\n", hr);
 
    hr = IMemAllocator_Commit(pMemAllocator);
    ok(hr==S_OK, "Commit returned: %x\n", hr);
    hr = IMemAllocator_Commit(pMemAllocator);
    ok(hr==S_OK, "Commit returned: %x\n", hr);
 
        hr = IMemAllocator_GetBuffer(pMemAllocator, &sample, NULL, NULL, 0);
        ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
 
    hr = IMemAllocator_Decommit(pMemAllocator);
    ok(hr==S_OK, "Decommit returned: %x\n", hr);
    hr = IMemAllocator_Decommit(pMemAllocator);
    ok(hr==S_OK, "Cecommit returned: %x\n", hr);
 
        /* Decommit and recommit while holding a sample */
        if (sample)
        {
            hr = IMemAllocator_Commit(pMemAllocator);
            ok(hr==S_OK, "Commit returned: %x\n", hr);
 
            hr = IMemAllocator_GetBuffer(pMemAllocator, &sample2, NULL, NULL, 0);
            ok(hr==S_OK, "Could not get a buffer: %x\n", hr);
            IMediaSample_Release(sample);
            if (sample2)
                IMediaSample_Release(sample2);
 
            hr = IMemAllocator_Decommit(pMemAllocator);
            ok(hr==S_OK, "Cecommit returned: %x\n", hr);
        }
        IMemAllocator_Release(pMemAllocator);
    }
}

Referenced by START_TEST().

START_TEST()

START_TEST

(

memallocator

)

Definition at line 83 of file memallocator.c.

{
    CoInitialize(NULL);
 
    CommitDecommitTest();
 
    CoUninitialize();
}