Module: wine Branch: master Commit: f443b9e042c5c4116321303bcb069a0657705b1b URL: https://gitlab.winehq.org/wine/wine/-/commit/f443b9e042c5c4116321303bcb069a0...
Author: Giovanni Mascellani gmascellani@codeweavers.com Date: Mon Apr 17 16:21:41 2023 +0200
mfplat/tests: Test that the content of DXGI buffers is discarded when locking for writing.
---
dlls/mfplat/tests/mfplat.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/dlls/mfplat/tests/mfplat.c b/dlls/mfplat/tests/mfplat.c index f5fdfd0be3d..77b7b26ba9c 100644 --- a/dlls/mfplat/tests/mfplat.c +++ b/dlls/mfplat/tests/mfplat.c @@ -7442,7 +7442,8 @@ static void test_d3d11_surface_buffer(void) ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
/* Lock flags are honored, so reads and writes are discarded if - * the flags are not correct. */ + * the flags are not correct. Also, previous content is discarded + * when locking for writing and not for reading. */ put_d3d11_texture_color(texture, 0, 0, 0xcdcdcdcd); hr = IMF2DBuffer2_Lock2DSize(_2dbuffer2, MF2DBuffer_LockFlags_Read, &data, &pitch, &data2, &length); ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); @@ -7455,6 +7456,14 @@ static void test_d3d11_surface_buffer(void) ok(color == 0xcdcdcdcd, "Unexpected leading dword %#lx.\n", color); put_d3d11_texture_color(texture, 0, 0, 0xefefefef);
+ hr = IMF2DBuffer2_Lock2DSize(_2dbuffer2, MF2DBuffer_LockFlags_Write, &data, &pitch, &data2, &length); + ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); + ok(*(DWORD *)data != 0xefefefef, "Unexpected leading dword.\n"); + IMF2DBuffer2_Unlock2D(_2dbuffer2); + + color = get_d3d11_texture_color(texture, 0, 0); + ok(color != 0xefefefef, "Unexpected leading dword.\n"); + hr = IMF2DBuffer2_Lock2DSize(_2dbuffer2, MF2DBuffer_LockFlags_Write, &data, &pitch, &data2, &length); ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); ok(*(DWORD *)data != 0xefefefef, "Unexpected leading dword.\n");