[PATCH] winegstreamer: Improve reported supported rates values for the media source.

[Nikolay Sivov]

From: Giovanni Mascellani <gmascellani at codeweavers.com>

Signed-off-by: Giovanni Mascellani <gmascellani at codeweavers.com>
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---

Supersedes 207103 and 207104.

 dlls/mfplat/tests/mfplat.c        | 61 +++++++++++++++++++++++++++++++
 dlls/winegstreamer/media_source.c | 17 ++++-----
 2 files changed, 69 insertions(+), 9 deletions(-)

diff --git a/dlls/mfplat/tests/mfplat.c b/dlls/mfplat/tests/mfplat.c
index ae9bd60c6df..7f049aa90bb 100644
--- a/dlls/mfplat/tests/mfplat.c
+++ b/dlls/mfplat/tests/mfplat.c
@@ -655,12 +655,15 @@ static void test_source_resolver(void)
     IMFStreamDescriptor *sd;
     IUnknown *cancel_cookie;
     IMFByteStream *stream;
+    IMFGetService *get_service;
+    IMFRateSupport *rate_support;
     WCHAR pathW[MAX_PATH];
     int i, sample_count;
     WCHAR *filename;
     PROPVARIANT var;
     HRESULT hr;
     GUID guid;
+    float rate;
 
     if (!pMFCreateSourceResolver)
     {
@@ -766,6 +769,62 @@ static void test_source_resolver(void)
 
     check_interface(mediasource, &IID_IMFGetService, TRUE);
     check_service_interface(mediasource, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, TRUE);
+
+    hr = IMFMediaSource_QueryInterface(mediasource, &IID_IMFGetService, (void**)&get_service);
+    ok(hr == S_OK, "Failed to get service interface, hr %#x.\n", hr);
+
+    hr = IMFGetService_GetService(get_service, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void**)&rate_support);
+    ok(hr == S_OK, "Failed to get rate support interface, hr %#x.\n", hr);
+
+    hr = IMFRateSupport_GetFastestRate(rate_support, MFRATE_FORWARD, FALSE, &rate);
+    ok(hr == S_OK, "Failed to query fastest rate, hr %#x.\n", hr);
+    ok(rate == 1e6f, "Unexpected fastest rate %f.\n", rate);
+    hr = IMFRateSupport_GetFastestRate(rate_support, MFRATE_FORWARD, TRUE, &rate);
+    ok(hr == S_OK, "Failed to query fastest rate, hr %#x.\n", hr);
+    ok(rate == 1e6f, "Unexpected fastest rate %f.\n", rate);
+    hr = IMFRateSupport_GetFastestRate(rate_support, MFRATE_REVERSE, FALSE, &rate);
+    ok(hr == S_OK, "Failed to query fastest rate, hr %#x.\n", hr);
+    ok(rate == -1e6f, "Unexpected fastest rate %f.\n", rate);
+    hr = IMFRateSupport_GetFastestRate(rate_support, MFRATE_REVERSE, TRUE, &rate);
+    ok(hr == S_OK, "Failed to query fastest rate, hr %#x.\n", hr);
+    ok(rate == -1e6f, "Unexpected fastest rate %f.\n", rate);
+
+    hr = IMFRateSupport_GetSlowestRate(rate_support, MFRATE_FORWARD, FALSE, &rate);
+    ok(hr == S_OK, "Failed to query slowest rate, hr %#x.\n", hr);
+    ok(rate == 0.0f, "Unexpected slowest rate %f.\n", rate);
+    hr = IMFRateSupport_GetSlowestRate(rate_support, MFRATE_FORWARD, TRUE, &rate);
+    ok(hr == S_OK, "Failed to query slowest rate, hr %#x.\n", hr);
+    ok(rate == 0.0f, "Unexpected slowest rate %f.\n", rate);
+    hr = IMFRateSupport_GetSlowestRate(rate_support, MFRATE_REVERSE, FALSE, &rate);
+    ok(hr == S_OK, "Failed to query slowest rate, hr %#x.\n", hr);
+    ok(rate == 0.0f, "Unexpected slowest rate %f.\n", rate);
+    hr = IMFRateSupport_GetSlowestRate(rate_support, MFRATE_REVERSE, TRUE, &rate);
+    ok(hr == S_OK, "Failed to query slowest rate, hr %#x.\n", hr);
+    ok(rate == 0.0f, "Unexpected slowest rate %f.\n", rate);
+
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, 0.0f, NULL);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, 0.0f, &rate);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(rate == 0.0f, "Unexpected rate %f.\n", rate);
+
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, 1.0f, &rate);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(rate == 1.0f, "Unexpected rate %f.\n", rate);
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, -1.0f, &rate);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(rate == -1.0f, "Unexpected rate %f.\n", rate);
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, 1e6f + 1.0f, &rate);
+    ok(hr == MF_E_UNSUPPORTED_RATE, "Unexpected hr %#x.\n", hr);
+    ok(rate == 1e6f + 1.0f || broken(rate == 1e6f) /* Win7 */, "Unexpected %f.\n", rate);
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, -1e6f, &rate);
+    ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
+    ok(rate == -1e6f, "Unexpected rate %f.\n", rate);
+
+    hr = IMFRateSupport_IsRateSupported(rate_support, FALSE, -1e6f - 1.0f, &rate);
+    ok(hr == MF_E_UNSUPPORTED_RATE, "Unexpected hr %#x.\n", hr);
+    ok(rate == -1e6f - 1.0f || broken(rate == -1e6f) /* Win7 */, "Unexpected rate %f.\n", rate);
+
     check_service_interface(mediasource, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateControl, TRUE);
     hr = IMFMediaSource_CreatePresentationDescriptor(mediasource, &descriptor);
     ok(hr == S_OK, "Failed to get presentation descriptor, hr %#x.\n", hr);
@@ -879,6 +938,8 @@ todo_wine
     hr = IMFMediaSource_CreatePresentationDescriptor(mediasource, NULL);
     ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#x.\n", hr);
 
+    IMFRateSupport_Release(rate_support);
+    IMFGetService_Release(get_service);
     IMFMediaSource_Release(mediasource);
     IMFByteStream_Release(stream);
 
diff --git a/dlls/winegstreamer/media_source.c b/dlls/winegstreamer/media_source.c
index e153c8e9161..cb8fa12c2ce 100644
--- a/dlls/winegstreamer/media_source.c
+++ b/dlls/winegstreamer/media_source.c
@@ -933,7 +933,7 @@ static HRESULT WINAPI media_source_rate_support_GetSlowestRate(IMFRateSupport *i
 {
     TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate);
 
-    *rate = direction == MFRATE_FORWARD ? 1.0f : -1.0f;
+    *rate = 0.0f;
 
     return S_OK;
 }
@@ -942,21 +942,20 @@ static HRESULT WINAPI media_source_rate_support_GetFastestRate(IMFRateSupport *i
 {
     TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate);
 
-    *rate = direction == MFRATE_FORWARD ? 1.0f : -1.0f;
+    *rate = direction == MFRATE_FORWARD ? 1e6f : -1e6f;
 
     return S_OK;
 }
 
-static HRESULT WINAPI media_source_rate_support_IsRateSupported(IMFRateSupport *iface, BOOL thin, float rate, float *nearest_support_rate)
+static HRESULT WINAPI media_source_rate_support_IsRateSupported(IMFRateSupport *iface, BOOL thin, float rate,
+        float *nearest_rate)
 {
-    const float supported_rate = rate >= 0.0f ? 1.0f : -1.0f;
+    TRACE("%p, %d, %f, %p.\n", iface, thin, rate, nearest_rate);
 
-    TRACE("%p, %d, %f, %p.\n", iface, thin, rate, nearest_support_rate);
+    if (nearest_rate)
+        *nearest_rate = rate;
 
-    if (nearest_support_rate)
-        *nearest_support_rate = supported_rate;
-
-    return rate == supported_rate ? S_OK : MF_E_UNSUPPORTED_RATE;
+    return rate >= -1e6f && rate <= 1e6f ? S_OK : MF_E_UNSUPPORTED_RATE;
 }
 
 static const IMFRateSupportVtbl media_source_rate_support_vtbl =
-- 
2.30.2