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msdk: allocator: get dmabuf handle during allocation if required

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=793707
This commit is contained in:
Hyunjun Ko 2018-03-30 11:03:17 -08:00 committed by Sreerenj Balachandran
parent c3438b5a0f
commit bd8ffcb29d
2 changed files with 32 additions and 0 deletions
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1
sys/msdk/gstmsdkallocator.h
View file

@ -46,6 +46,7 @@ struct _GstMsdkMemoryID {
#ifndef _WIN32 #ifndef _WIN32
VASurfaceID *surface; VASurfaceID *surface;
VAImage image; VAImage image;
VABufferInfo info;
#else #else
/* TODO: This is just to avoid compile errors on Windows. /* TODO: This is just to avoid compile errors on Windows.
* Implement handling Windows-specific video-memory. * Implement handling Windows-specific video-memory.

31
sys/msdk/gstmsdkallocator_libva.c
View file

@ -31,6 +31,7 @@
*/ */
#include <va/va.h> #include <va/va.h>
#include <va/va_drmcommon.h>
#include "gstmsdkallocator.h" #include "gstmsdkallocator.h"
#include "msdk_libva.h" #include "msdk_libva.h"
@ -104,6 +105,31 @@ gst_msdk_frame_alloc (mfxHDL pthis, mfxFrameAllocRequest * req,
} }
for (i = 0; i < surfaces_num; i++) { for (i = 0; i < surfaces_num; i++) {
/* Get dmabuf handle if MFX_MEMTYPE_EXPORT_FRAME */
if (req->Type & MFX_MEMTYPE_EXPORT_FRAME) {
msdk_mids[i].info.mem_type = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME;
va_status =
vaDeriveImage (gst_msdk_context_get_handle (context), surfaces[i],
&msdk_mids[i].image);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (MFX_ERR_NONE != status) {
GST_ERROR ("failed to derive image");
return status;
}
va_status =
vaAcquireBufferHandle (gst_msdk_context_get_handle (context),
msdk_mids[i].image.buf, &msdk_mids[i].info);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (MFX_ERR_NONE != status) {
GST_ERROR ("failed to get dmabuf handle");
vaDestroyImage (gst_msdk_context_get_handle (context),
msdk_mids[i].image.image_id);
}
}
msdk_mids[i].surface = &surfaces[i]; msdk_mids[i].surface = &surfaces[i];
mids[i] = (mfxMemId *) & msdk_mids[i]; mids[i] = (mfxMemId *) & msdk_mids[i];
} }
@ -170,6 +196,11 @@ gst_msdk_frame_free (mfxHDL pthis, mfxFrameAllocResponse * resp)
/* Make sure that all the vaImages are destroyed */ /* Make sure that all the vaImages are destroyed */
for (i = 0; i < resp->NumFrameActual; i++) { for (i = 0; i < resp->NumFrameActual; i++) {
GstMsdkMemoryID *mem = resp->mids[i]; GstMsdkMemoryID *mem = resp->mids[i];
/* Release dmabuf handle if used */
if (mem->info.mem_type == VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME)
vaReleaseBufferHandle (dpy, mem->image.buf);
vaDestroyImage (dpy, mem->image.image_id); vaDestroyImage (dpy, mem->image.image_id);
} }