Giovanni Mascellani : mfplat: Properly align memory allocated by IMF2DBuffer.
Alexandre Julliard
julliard at winehq.org
Mon Mar 14 17:47:38 CDT 2022
Module: wine
Branch: master
Commit: 4b36913660bfedb7e0b73c6ab1ea40caf63a9170
URL: https://source.winehq.org/git/wine.git/?a=commit;h=4b36913660bfedb7e0b73c6ab1ea40caf63a9170
Author: Giovanni Mascellani <gmascellani at codeweavers.com>
Date: Mon Mar 14 17:47:17 2022 +0300
mfplat: Properly align memory allocated by IMF2DBuffer.
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Giovanni Mascellani <gmascellani at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mfplat/buffer.c | 2 +-
dlls/mfplat/tests/mfplat.c | 22 ++++++++++++++++++++++
2 files changed, 23 insertions(+), 1 deletion(-)
diff --git a/dlls/mfplat/buffer.c b/dlls/mfplat/buffer.c
index 1cb84cba944..2ec714c1419 100644
--- a/dlls/mfplat/buffer.c
+++ b/dlls/mfplat/buffer.c
@@ -1385,7 +1385,7 @@ static HRESULT create_2d_buffer(DWORD width, DWORD height, DWORD fourcc, BOOL bo
max_length = pitch * height;
}
- if (FAILED(hr = memory_buffer_init(object, max_length, MF_1_BYTE_ALIGNMENT, &memory_1d_2d_buffer_vtbl)))
+ if (FAILED(hr = memory_buffer_init(object, max_length, row_alignment, &memory_1d_2d_buffer_vtbl)))
{
free(object);
return hr;
diff --git a/dlls/mfplat/tests/mfplat.c b/dlls/mfplat/tests/mfplat.c
index d9c25edaa72..83877041694 100644
--- a/dlls/mfplat/tests/mfplat.c
+++ b/dlls/mfplat/tests/mfplat.c
@@ -6005,6 +6005,28 @@ static void test_MFCreate2DMediaBuffer(void)
IMFMediaBuffer_Release(buffer);
}
+
+ /* Alignment tests */
+ for (i = 0; i < ARRAY_SIZE(_2d_buffer_tests); ++i)
+ {
+ const struct _2d_buffer_test *ptr = &_2d_buffer_tests[i];
+
+ hr = pMFCreate2DMediaBuffer(ptr->width, ptr->height, ptr->fourcc, FALSE, &buffer);
+ ok(hr == S_OK, "Failed to create a buffer, hr %#lx.\n", hr);
+
+ hr = IMFMediaBuffer_QueryInterface(buffer, &IID_IMF2DBuffer, (void **)&_2dbuffer);
+ ok(hr == S_OK, "Failed to get interface, hr %#lx.\n", hr);
+
+ hr = IMF2DBuffer_Lock2D(_2dbuffer, &data, &pitch);
+ ok(hr == S_OK, "Failed to lock buffer, hr %#lx.\n", hr);
+ ok(((uintptr_t)data & MF_64_BYTE_ALIGNMENT) == 0, "Misaligned data at %p.\n", data);
+
+ hr = IMF2DBuffer_Unlock2D(_2dbuffer);
+ ok(hr == S_OK, "Failed to unlock buffer, hr %#lx.\n", hr);
+
+ IMF2DBuffer_Release(_2dbuffer);
+ IMFMediaBuffer_Release(buffer);
+ }
}
static void test_MFCreateMediaBufferFromMediaType(void)
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