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msdk: add a helper function to get codename of the platform

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The features supported in MSDK vary from platform to platform. We may
support some features based on the codename of the platform in future.
This commit is contained in:
Haihao Xiang 2020-03-20 09:53:28 +08:00
parent afb042cbb9
commit fbd1d0cecb
2 changed files with 29 additions and 11 deletions
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37
sys/msdk/msdk.c
View file

@ -148,6 +148,24 @@ msdk_status_to_string (mfxStatus status)
return "undefined error";
}
mfxU16
msdk_get_platform_codename (mfxSession session)
{
mfxU16 codename = MFX_PLATFORM_UNKNOWN;
#if (MFX_VERSION >= 1019)
{
mfxStatus status;
mfxPlatform platform = { 0 };
status = MFXVideoCORE_QueryPlatform (session, &platform);
if (MFX_ERR_NONE == status)
codename = platform.CodeName;
}
#endif
return codename;
}
void
msdk_close_session (mfxSession session)
{
@ -169,6 +187,7 @@ msdk_open_session (mfxIMPL impl)
};
mfxIMPL implementation;
mfxStatus status;
mfxU16 codename;
static const gchar *implementation_names[] = {
"AUTO", "SOFTWARE", "HARDWARE", "AUTO_ANY", "HARDWARE_ANY", "HARDWARE2",
@ -194,17 +213,13 @@ msdk_open_session (mfxIMPL impl)
GST_ERROR ("Query version failed (%s)", msdk_status_to_string (status));
goto failed;
}
#if (MFX_VERSION >= 1019)
{
mfxPlatform platform = { 0 };
status = MFXVideoCORE_QueryPlatform (session, &platform);
if (MFX_ERR_NONE == status) {
GST_INFO ("Detected MFX platform with device code %d", platform.CodeName);
} else {
GST_WARNING ("Platform auto-detection failed with MFX status %d", status);
}
}
#endif
codename = msdk_get_platform_codename (session);
if (codename != MFX_PLATFORM_UNKNOWN)
GST_INFO ("Detected MFX platform with device code %d", codename);
else
GST_WARNING ("Unknown MFX platform");
GST_INFO ("MFX implementation: 0x%04x (%s)", implementation,
implementation_names[MFX_IMPL_BASETYPE (implementation)]);

3
sys/msdk/msdk.h
View file

@ -104,6 +104,9 @@ gboolean
gst_msdk_load_plugin (mfxSession session, const mfxPluginUID * uid,
mfxU32 version, const gchar * plugin);
mfxU16
msdk_get_platform_codename (mfxSession session);
G_END_DECLS
#endif /* __MSDK_H__ */