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avifil32: Only add the first stream reference to the parent. 

Signed-off-by: Esme Povirk <esme@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Esme Povirk 2020-11-02 15:38:17 -06:00 committed by Alexandre Julliard
parent dfa4c07941
commit bfa143a203
2 changed files with 35 additions and 3 deletions
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4
dlls/avifil32/avifile.c
View File

@ -699,7 +699,7 @@ static ULONG WINAPI IAVIStream_fnAddRef(IAVIStream *iface)
TRACE("(%p) ref=%d\n", This, ref);
/* also add ref to parent, so that it doesn't kill us */
if (This->paf != NULL)
if (This->paf != NULL && ref == 1)
IAVIFile_AddRef(&This->paf->IAVIFile_iface);
return ref;
@ -712,7 +712,7 @@ static ULONG WINAPI IAVIStream_fnRelease(IAVIStream *iface)
TRACE("(%p) ref=%d\n", This, ref);
if (This->paf != NULL)
if (This->paf != NULL && ref == 0)
IAVIFile_Release(&This->paf->IAVIFile_iface);
return ref;

34
dlls/avifil32/tests/api.c
View File

@ -352,6 +352,12 @@ static void create_avi_file(const COMMON_AVI_HEADERS *cah, char *filename)
CloseHandle(hFile);
}
static ULONG get_file_refcount(PAVIFILE file)
{
AVIFileAddRef(file);
return AVIFileRelease(file);
}
static void test_default_data(void)
{
COMMON_AVI_HEADERS cah;
@ -363,6 +369,7 @@ static void test_default_data(void)
PAVISTREAM pStream1;
AVISTREAMINFOA asi0, asi1;
WAVEFORMATEX wfx;
ULONG refcount;
GetTempPathA(MAX_PATH, filename);
strcpy(filename+strlen(filename), testfilename);
@ -443,9 +450,34 @@ static void test_default_data(void)
ok(wfx.nAvgBytesPerSec == 22050, "got %u (expected 22050)\n",wfx.nAvgBytesPerSec);
ok(wfx.nBlockAlign == 2, "got %u (expected 2)\n",wfx.nBlockAlign);
refcount = get_file_refcount(pFile);
ok(refcount == 3, "got %u (expected 3)\n", refcount);
AVIStreamRelease(pStream0);
refcount = get_file_refcount(pFile);
ok(refcount == 2, "got %u (expected 2)\n", refcount);
AVIStreamAddRef(pStream1);
refcount = get_file_refcount(pFile);
ok(refcount == 2, "got %u (expected 2)\n", refcount);
AVIStreamRelease(pStream1);
AVIFileRelease(pFile);
AVIStreamRelease(pStream1);
refcount = get_file_refcount(pFile);
ok(refcount == 1, "got %u (expected 1)\n", refcount);
refcount = AVIStreamRelease(pStream1);
ok(refcount == (ULONG)-1, "got %u (expected 4294967295)\n", refcount);
refcount = get_file_refcount(pFile);
ok(refcount == 1, "got %u (expected 1)\n", refcount);
refcount = AVIFileRelease(pFile);
ok(refcount == 0, "got %u (expected 0)\n", refcount);
ok(DeleteFileA(filename) !=0, "Deleting file %s failed\n", filename);
}