[PATCH v2 5/8] winegstreamer: Implement WMA decoder ProcessInput error checks.

[Rémi Bernon]

Checking that WMA decoder ignores any incorrectly sized input sample.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=51931
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=52391
Signed-off-by: Rémi Bernon 
---
 dlls/mf/tests/mf.c               |  4 +---
 dlls/winegstreamer/wma_decoder.c | 24 +++++++++++++++++++++++-
 2 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c
index 1f31eab60bc..f3c0db7a2c6 100644
--- a/dlls/mf/tests/mf.c
+++ b/dlls/mf/tests/mf.c
@@ -5997,13 +5997,11 @@ static void test_wma_decoder(void)

sample = create_sample(wma_encoded_data, wma_block_size / 2);
     hr = IMFTransform_ProcessInput(transform, 0, sample, 0);
-    todo_wine
     ok(hr == S_OK, "ProcessInput returned %#x\n", hr);
     ret = IMFSample_Release(sample);
     ok(ret == 0, "Release returned %u\n", ret);
-    sample = create_sample(wma_encoded_data + wma_block_size, wma_block_size - wma_block_size / 2);
+    sample = create_sample(wma_encoded_data, wma_block_size + 1);
     hr = IMFTransform_ProcessInput(transform, 0, sample, 0);
-    todo_wine
     ok(hr == S_OK, "ProcessInput returned %#x\n", hr);
     ret = IMFSample_Release(sample);
     ok(ret == 0, "Release returned %u\n", ret);
diff --git a/dlls/winegstreamer/wma_decoder.c b/dlls/winegstreamer/wma_decoder.c
index ffd05520f8c..354f363bedf 100644
--- a/dlls/winegstreamer/wma_decoder.c
+++ b/dlls/winegstreamer/wma_decoder.c
@@ -520,8 +520,30 @@ static HRESULT WINAPI transform_ProcessMessage(IMFTransform *iface, MFT_MESSAGE_

static HRESULT WINAPI transform_ProcessInput(IMFTransform *iface, DWORD id, IMFSample *sample, DWORD flags)
 {
+    struct wma_decoder *decoder = impl_from_IMFTransform(iface);
+    struct wg_sample *wg_sample;
+    MFT_INPUT_STREAM_INFO info;
+    HRESULT hr;
+
     FIXME("iface %p, id %lu, sample %p, flags %#lx stub!\n", iface, id, sample, flags);
-    return E_NOTIMPL;
+
+    if (!decoder->wg_transform)
+        return MF_E_TRANSFORM_TYPE_NOT_SET;
+
+    if (FAILED(hr = IMFTransform_GetInputStreamInfo(iface, 0, &info)))
+        return hr;
+
+    if (FAILED(hr = mf_create_wg_sample(sample, &wg_sample)))
+        return hr;
+
+    /* WMA transform uses fixed size input samples and ignores samples with invalid sizes */
+    if (wg_sample->size % info.cbSize)
+        hr = S_OK;
+    else
+        hr = E_NOTIMPL;
+
+    mf_destroy_wg_sample(wg_sample);
+    return hr;
 }

static HRESULT WINAPI transform_ProcessOutput(IMFTransform *iface, DWORD flags, DWORD count,