gstreamer/sys/msdk/gstmsdkallocator_libva.c
2019-11-05 09:11:25 -05:00

686 lines
22 KiB
C

/* GStreamer Intel MSDK plugin
* Copyright (c) 2018, Intel Corporation
* Copyright (c) 2018, Igalia S.L.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGDECE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <va/va.h>
#include <va/va_drmcommon.h>
#include "gstmsdkallocator.h"
#include "gstmsdkallocator_libva.h"
#include "msdk_libva.h"
mfxStatus
gst_msdk_frame_alloc (mfxHDL pthis, mfxFrameAllocRequest * req,
mfxFrameAllocResponse * resp)
{
VAStatus va_status;
mfxStatus status = MFX_ERR_NONE;
gint i;
guint format;
guint va_fourcc = 0;
VASurfaceID *surfaces = NULL;
VASurfaceAttrib attribs[2];
guint num_attribs = 0;
mfxMemId *mids = NULL;
GstMsdkContext *context = (GstMsdkContext *) pthis;
GstMsdkMemoryID *msdk_mids = NULL;
GstMsdkAllocResponse *msdk_resp = NULL;
mfxU32 fourcc = req->Info.FourCC;
mfxU16 surfaces_num = req->NumFrameSuggested;
/* MFX_MAKEFOURCC('V','P','8','S') is used for MFX_FOURCC_VP9_SEGMAP surface
* in MSDK and this surface is an internal surface. The external allocator
* shouldn't be used for this surface allocation
*
* See https://github.com/Intel-Media-SDK/MediaSDK/issues/762
*/
if (req->Type & MFX_MEMTYPE_INTERNAL_FRAME
&& fourcc == MFX_MAKEFOURCC ('V', 'P', '8', 'S'))
return MFX_ERR_UNSUPPORTED;
if (req->Type & MFX_MEMTYPE_EXTERNAL_FRAME) {
GstMsdkAllocResponse *cached =
gst_msdk_context_get_cached_alloc_responses_by_request (context, req);
if (cached) {
/* check if enough frames were allocated */
if (req->NumFrameSuggested > cached->response.NumFrameActual)
return MFX_ERR_MEMORY_ALLOC;
*resp = cached->response;
g_atomic_int_inc (&cached->refcount);
return MFX_ERR_NONE;
}
}
/* The VA API does not define any surface types and the application can use either
* MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET or
* MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET to indicate data in video memory.
*/
if (!(req->Type & (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET |
MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET)))
return MFX_ERR_UNSUPPORTED;
va_fourcc = gst_msdk_get_va_fourcc_from_mfx_fourcc (fourcc);
msdk_mids =
(GstMsdkMemoryID *) g_slice_alloc0 (surfaces_num *
sizeof (GstMsdkMemoryID));
mids = (mfxMemId *) g_slice_alloc0 (surfaces_num * sizeof (mfxMemId));
surfaces =
(VASurfaceID *) g_slice_alloc0 (surfaces_num * sizeof (VASurfaceID));
msdk_resp =
(GstMsdkAllocResponse *) g_slice_alloc0 (sizeof (GstMsdkAllocResponse));
if (va_fourcc != VA_FOURCC_P208) {
attribs[0].type = VASurfaceAttribPixelFormat;
attribs[0].flags = VA_SURFACE_ATTRIB_SETTABLE;
attribs[0].value.type = VAGenericValueTypeInteger;
attribs[0].value.value.i = va_fourcc;
num_attribs = 1;
/* set VA_SURFACE_ATTRIB_USAGE_HINT_ENCODER flag for encoding */
if ((req->Type & MFX_MEMTYPE_VIDEO_MEMORY_ENCODER_TARGET) &&
(req->Type & MFX_MEMTYPE_FROM_ENCODE)) {
attribs[1].type = VASurfaceAttribUsageHint;
attribs[1].flags = VA_SURFACE_ATTRIB_SETTABLE;
attribs[1].value.type = VAGenericValueTypeInteger;
attribs[1].value.value.i = VA_SURFACE_ATTRIB_USAGE_HINT_ENCODER;
num_attribs = 2;
}
format =
gst_msdk_get_va_rt_format_from_mfx_rt_format (req->Info.ChromaFormat);
if (format == VA_RT_FORMAT_YUV420 && va_fourcc == VA_FOURCC_P010)
#if VA_CHECK_VERSION(1, 2, 0)
format = VA_RT_FORMAT_YUV420_10;
#else
format = VA_RT_FORMAT_YUV420_10BPP;
#endif
#if VA_CHECK_VERSION(1, 4, 1)
if (format == VA_RT_FORMAT_YUV444 && va_fourcc == VA_FOURCC_A2R10G10B10)
format = VA_RT_FORMAT_RGB32_10;
#endif
#if ((MFX_VERSION >= 1027) && VA_CHECK_VERSION(1, 2, 0))
if (format == VA_RT_FORMAT_YUV422 && va_fourcc == VA_FOURCC_Y210)
format = VA_RT_FORMAT_YUV422_10;
else if (format == VA_RT_FORMAT_YUV444 && va_fourcc == VA_FOURCC_Y410)
format = VA_RT_FORMAT_YUV444_10;
#endif
va_status = vaCreateSurfaces (gst_msdk_context_get_handle (context),
format,
req->Info.Width, req->Info.Height, surfaces, surfaces_num, attribs,
num_attribs);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status != MFX_ERR_NONE) {
GST_WARNING ("failed to create VA surface");
return status;
}
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");
va_status = vaDestroyImage (gst_msdk_context_get_handle (context),
msdk_mids[i].image.image_id);
if (va_status == VA_STATUS_SUCCESS) {
msdk_mids[i].image.image_id = VA_INVALID_ID;
msdk_mids[i].image.buf = VA_INVALID_ID;
}
}
} else {
/* useful to check the image mapping state later */
msdk_mids[i].image.image_id = VA_INVALID_ID;
msdk_mids[i].image.buf = VA_INVALID_ID;
}
msdk_mids[i].surface = &surfaces[i];
mids[i] = (mfxMemId *) & msdk_mids[i];
}
} else {
/* This is requested from the driver when h265 encoding.
* These buffers will be used inside the driver and released by
* gst_msdk_frame_free functions. Application doesn't need to handle these buffers.
*
* See https://github.com/Intel-Media-SDK/samples/issues/13 for more details.
*/
VAContextID context_id = req->AllocId;
gint width32 = 32 * ((req->Info.Width + 31) >> 5);
gint height32 = 32 * ((req->Info.Height + 31) >> 5);
guint64 codedbuf_size = (width32 * height32) * 400LL / (16 * 16);
for (i = 0; i < surfaces_num; i++) {
VABufferID coded_buf;
va_status = vaCreateBuffer (gst_msdk_context_get_handle (context),
context_id, VAEncCodedBufferType, codedbuf_size, 1, NULL, &coded_buf);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status < MFX_ERR_NONE) {
GST_ERROR ("failed to create buffer");
return status;
}
surfaces[i] = coded_buf;
msdk_mids[i].surface = &surfaces[i];
msdk_mids[i].fourcc = fourcc;
mids[i] = (mfxMemId *) & msdk_mids[i];
}
}
resp->mids = mids;
resp->NumFrameActual = surfaces_num;
msdk_resp->response = *resp;
msdk_resp->request = *req;
msdk_resp->refcount = 1;
gst_msdk_context_add_alloc_response (context, msdk_resp);
return status;
}
mfxStatus
gst_msdk_frame_free (mfxHDL pthis, mfxFrameAllocResponse * resp)
{
GstMsdkContext *context = (GstMsdkContext *) pthis;
VAStatus va_status = VA_STATUS_SUCCESS;
mfxStatus status;
GstMsdkMemoryID *mem_id;
VADisplay dpy;
gint i;
GstMsdkAllocResponse *cached = NULL;
cached = gst_msdk_context_get_cached_alloc_responses (context, resp);
if (cached) {
if (!g_atomic_int_dec_and_test (&cached->refcount))
return MFX_ERR_NONE;
} else
return MFX_ERR_NONE;
if (!gst_msdk_context_remove_alloc_response (context, resp))
return MFX_ERR_NONE;
mem_id = resp->mids[0];
dpy = gst_msdk_context_get_handle (context);
if (mem_id->fourcc != MFX_FOURCC_P8) {
/* Make sure that all the vaImages are destroyed */
for (i = 0; i < resp->NumFrameActual; 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);
if (mem->image.image_id != VA_INVALID_ID &&
vaDestroyImage (dpy, mem->image.image_id) == VA_STATUS_SUCCESS) {
mem_id->image.image_id = VA_INVALID_ID;
mem_id->image.buf = VA_INVALID_ID;
}
}
va_status =
vaDestroySurfaces (dpy, (VASurfaceID *) mem_id->surface,
resp->NumFrameActual);
} else {
VASurfaceID *surfaces = mem_id->surface;
for (i = 0; i < resp->NumFrameActual; i++) {
va_status = vaDestroyBuffer (dpy, surfaces[i]);
}
}
g_slice_free1 (resp->NumFrameActual * sizeof (VASurfaceID), mem_id->surface);
g_slice_free1 (resp->NumFrameActual * sizeof (GstMsdkMemoryID), mem_id);
g_slice_free1 (resp->NumFrameActual * sizeof (mfxMemId), resp->mids);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
return status;
}
mfxStatus
gst_msdk_frame_lock (mfxHDL pthis, mfxMemId mid, mfxFrameData * data)
{
GstMsdkContext *context = (GstMsdkContext *) pthis;
VAStatus va_status;
mfxStatus status;
mfxU8 *buf = NULL;
VASurfaceID *va_surface;
VADisplay dpy;
GstMsdkMemoryID *mem_id;
mem_id = (GstMsdkMemoryID *) mid;
va_surface = mem_id->surface;
dpy = gst_msdk_context_get_handle (context);
if (mem_id->info.mem_type == VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME) {
GST_WARNING ("Couldn't map the buffer since dmabuf is already in use");
return MFX_ERR_LOCK_MEMORY;
}
if (mem_id->fourcc != MFX_FOURCC_P8) {
va_status = vaDeriveImage (dpy, *va_surface, &mem_id->image);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status != MFX_ERR_NONE) {
GST_WARNING ("failed to derive image");
return status;
}
va_status = vaMapBuffer (dpy, mem_id->image.buf, (void **) &buf);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status != MFX_ERR_NONE) {
GST_WARNING ("failed to map");
if (vaDestroyImage (dpy, mem_id->image.image_id) == VA_STATUS_SUCCESS) {
mem_id->image.image_id = VA_INVALID_ID;
mem_id->image.buf = VA_INVALID_ID;
}
return status;
}
switch (mem_id->image.format.fourcc) {
case VA_FOURCC_NV12:
case VA_FOURCC_P010:
data->Pitch = mem_id->image.pitches[0];
data->Y = buf + mem_id->image.offsets[0];
data->UV = buf + mem_id->image.offsets[1];
break;
case VA_FOURCC_YV12:
data->Pitch = mem_id->image.pitches[0];
data->Y = buf + mem_id->image.offsets[0];
data->U = buf + mem_id->image.offsets[2];
data->V = buf + mem_id->image.offsets[1];
break;
case VA_FOURCC_YUY2:
data->Pitch = mem_id->image.pitches[0];
data->Y = buf + mem_id->image.offsets[0];
data->U = data->Y + 1;
data->V = data->Y + 3;
break;
case VA_FOURCC_UYVY:
data->Pitch = mem_id->image.pitches[0];
data->Y = buf + mem_id->image.offsets[0];
data->U = data->U + 1;
data->V = data->U + 2;
break;
case VA_FOURCC_ARGB:
data->Pitch = mem_id->image.pitches[0];
data->B = buf + mem_id->image.offsets[0];
data->G = data->B + 1;
data->R = data->B + 2;
data->A = data->B + 3;
break;
#if (MFX_VERSION >= 1028)
case VA_FOURCC_RGB565:
data->Pitch = mem_id->image.pitches[0];
data->R = buf + mem_id->image.offsets[0];
data->G = data->R;
data->B = data->R;
break;
#endif
case VA_FOURCC_AYUV:
data->PitchHigh = (mfxU16) (mem_id->image.pitches[0] / (1 << 16));
data->PitchLow = (mfxU16) (mem_id->image.pitches[0] % (1 << 16));
data->V = buf + mem_id->image.offsets[0];
data->U = data->V + 1;
data->Y = data->V + 2;
data->A = data->V + 3;
break;
#if VA_CHECK_VERSION(1, 4, 1)
case VA_FOURCC_A2R10G10B10:
data->Pitch = mem_id->image.pitches[0];
data->R = buf + mem_id->image.offsets[0];
data->G = data->R;
data->B = data->R;
data->A = data->R;
break;
#endif
#if VA_CHECK_VERSION(1, 2, 0)
case VA_FOURCC_Y210:
data->Pitch = mem_id->image.pitches[0];
data->Y = buf + mem_id->image.offsets[0];
data->U = data->Y + 2;
data->V = data->Y + 6;
break;
case VA_FOURCC_Y410:
data->Pitch = mem_id->image.pitches[0];
data->U = buf + mem_id->image.offsets[0]; /* data->Y410 */
break;
#endif
case VA_FOURCC_ABGR:
data->Pitch = mem_id->image.pitches[0];
data->R = buf + mem_id->image.offsets[0];
data->G = data->R + 1;
data->B = data->R + 2;
data->A = data->R + 3;
break;
default:
g_assert_not_reached ();
break;
}
} else {
VACodedBufferSegment *coded_buffer_segment;
va_status =
vaMapBuffer (dpy, *va_surface, (void **) (&coded_buffer_segment));
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (MFX_ERR_NONE == status)
data->Y = (mfxU8 *) coded_buffer_segment->buf;
}
return status;
}
mfxStatus
gst_msdk_frame_unlock (mfxHDL pthis, mfxMemId mid, mfxFrameData * ptr)
{
GstMsdkContext *context = (GstMsdkContext *) pthis;
VAStatus va_status;
mfxStatus status;
VADisplay dpy;
GstMsdkMemoryID *mem_id;
mem_id = (GstMsdkMemoryID *) mid;
dpy = gst_msdk_context_get_handle (context);
if (mem_id->fourcc != MFX_FOURCC_P8) {
vaUnmapBuffer (dpy, mem_id->image.buf);
va_status = vaDestroyImage (dpy, mem_id->image.image_id);
if (va_status == VA_STATUS_SUCCESS) {
mem_id->image.image_id = VA_INVALID_ID;
mem_id->image.buf = VA_INVALID_ID;
}
} else {
va_status = vaUnmapBuffer (dpy, *(mem_id->surface));
}
status = gst_msdk_get_mfx_status_from_va_status (va_status);
return status;
}
mfxStatus
gst_msdk_frame_get_hdl (mfxHDL pthis, mfxMemId mid, mfxHDL * hdl)
{
GstMsdkMemoryID *mem_id;
if (!hdl || !mid)
return MFX_ERR_INVALID_HANDLE;
mem_id = mid;
*hdl = mem_id->surface;
return MFX_ERR_NONE;
}
void
gst_msdk_set_frame_allocator (GstMsdkContext * context)
{
mfxFrameAllocator gst_msdk_frame_allocator = {
.pthis = context,
.Alloc = gst_msdk_frame_alloc,
.Lock = gst_msdk_frame_lock,
.Unlock = gst_msdk_frame_unlock,
.GetHDL = gst_msdk_frame_get_hdl,
.Free = gst_msdk_frame_free,
};
gst_msdk_context_set_frame_allocator (context, &gst_msdk_frame_allocator);
}
gboolean
gst_msdk_get_dmabuf_info_from_surface (mfxFrameSurface1 * surface,
gint * handle, gsize * size)
{
GstMsdkMemoryID *mem_id;
g_return_val_if_fail (surface, FALSE);
mem_id = (GstMsdkMemoryID *) surface->Data.MemId;
if (handle)
*handle = mem_id->info.handle;
if (size)
*size = mem_id->info.mem_size;
return TRUE;
}
gboolean
gst_msdk_export_dmabuf_to_vasurface (GstMsdkContext * context,
GstVideoInfo * vinfo, gint fd, VASurfaceID * surface_id)
{
GstVideoFormat format;
guint width, height, size, i;
unsigned long extbuf_handle;
guint va_fourcc = 0, va_chroma = 0;
VASurfaceAttrib attribs[2], *attrib;
VASurfaceAttribExternalBuffers extbuf;
VAStatus va_status;
mfxStatus status = MFX_ERR_NONE;
g_return_val_if_fail (context != NULL, FALSE);
g_return_val_if_fail (vinfo != NULL, FALSE);
g_return_val_if_fail (fd >= 0, FALSE);
extbuf_handle = (guintptr) (fd);
format = GST_VIDEO_INFO_FORMAT (vinfo);
width = GST_VIDEO_INFO_WIDTH (vinfo);
height = GST_VIDEO_INFO_HEIGHT (vinfo);
size = GST_VIDEO_INFO_SIZE (vinfo);
/* Fixme: Move to common format handling util */
switch (format) {
case GST_VIDEO_FORMAT_NV12:
va_chroma = VA_RT_FORMAT_YUV420;
va_fourcc = VA_FOURCC_NV12;
break;
case GST_VIDEO_FORMAT_BGRA:
va_chroma = VA_RT_FORMAT_YUV444;
va_fourcc = VA_FOURCC_BGRA;
break;
case GST_VIDEO_FORMAT_YUY2:
va_chroma = VA_RT_FORMAT_YUV422;
va_fourcc = VA_FOURCC_YUY2;
break;
case GST_VIDEO_FORMAT_P010_10LE:
#if VA_CHECK_VERSION(1, 2, 0)
va_chroma = VA_RT_FORMAT_YUV420_10;
#else
va_chroma = VA_RT_FORMAT_YUV420_10BPP;
#endif
va_fourcc = VA_FOURCC_P010;
break;
case GST_VIDEO_FORMAT_UYVY:
va_chroma = VA_RT_FORMAT_YUV422;
va_fourcc = VA_FOURCC_UYVY;
break;
#if (MFX_VERSION >= 1028)
case GST_VIDEO_FORMAT_RGB16:
va_chroma = VA_RT_FORMAT_RGB16;
va_fourcc = VA_FOURCC_RGB565;
break;
#endif
case GST_VIDEO_FORMAT_VUYA:
va_chroma = VA_RT_FORMAT_YUV444;
va_fourcc = VA_FOURCC_AYUV;
break;
#if VA_CHECK_VERSION(1, 4, 1)
case GST_VIDEO_FORMAT_BGR10A2_LE:
va_chroma = VA_RT_FORMAT_RGB32_10;
va_fourcc = VA_FOURCC_A2R10G10B10;
break;
#endif
#if VA_CHECK_VERSION(1, 2, 0)
case GST_VIDEO_FORMAT_Y210:
va_chroma = VA_RT_FORMAT_YUV422_10;
va_fourcc = VA_FOURCC_Y210;
break;
case GST_VIDEO_FORMAT_Y410:
va_chroma = VA_RT_FORMAT_YUV444_10;
va_fourcc = VA_FOURCC_Y410;
break;
#endif
default:
goto error_unsupported_format;
}
/* Fill the VASurfaceAttribExternalBuffers */
extbuf.pixel_format = va_fourcc;
extbuf.width = width;
extbuf.height = height;
extbuf.data_size = size;
extbuf.num_planes = GST_VIDEO_INFO_N_PLANES (vinfo);
for (i = 0; i < extbuf.num_planes; i++) {
extbuf.pitches[i] = GST_VIDEO_INFO_PLANE_STRIDE (vinfo, i);
extbuf.offsets[i] = GST_VIDEO_INFO_PLANE_OFFSET (vinfo, i);
}
extbuf.buffers = (uintptr_t *) & extbuf_handle;
extbuf.num_buffers = 1;
extbuf.flags = 0;
extbuf.private_data = NULL;
/* Fill the Surface Attributes */
attrib = attribs;
attrib->type = VASurfaceAttribMemoryType;
attrib->flags = VA_SURFACE_ATTRIB_SETTABLE;
attrib->value.type = VAGenericValueTypeInteger;
attrib->value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME;
attrib++;
attrib->type = VASurfaceAttribExternalBufferDescriptor;
attrib->flags = VA_SURFACE_ATTRIB_SETTABLE;
attrib->value.type = VAGenericValueTypePointer;
attrib->value.value.p = &extbuf;
attrib++;
va_status = vaCreateSurfaces (gst_msdk_context_get_handle (context),
va_chroma, width, height, surface_id, 1, attribs, attrib - attribs);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status != MFX_ERR_NONE)
goto error_create_surface;
return TRUE;
error_unsupported_format:
{
GST_ERROR ("Unsupported Video format %s, Can't export dmabuf to vaSurface",
gst_video_format_to_string (format));
return FALSE;
}
error_create_surface:
{
GST_ERROR ("Failed to create the VASurface from DRM_PRIME FD");
return FALSE;
}
}
/**
* gst_msdk_replace_mfx_memid:
* This method replace the internal VA Suface in mfxSurface with a new one
*
* Caution: Not a thread-safe routine, this method is here to work around
* the dmabuf-import use case with dynamic memID replacement where msdk
* originally Inited with fake memIDs.
*
* Don't use anywhere else unless you really know what you are doing!
*/
gboolean
gst_msdk_replace_mfx_memid (GstMsdkContext * context,
mfxFrameSurface1 * mfx_surface, VASurfaceID surface_id)
{
GstMsdkMemoryID *msdk_mid = NULL;
VADisplay dpy;
VASurfaceID *old_surface_id;
VAStatus va_status;
mfxStatus status = MFX_ERR_NONE;
g_return_val_if_fail (mfx_surface != NULL, FALSE);
g_return_val_if_fail (context != NULL, FALSE);
msdk_mid = (GstMsdkMemoryID *) mfx_surface->Data.MemId;
dpy = gst_msdk_context_get_handle (context);
/* Destroy the underlined VAImage if already mapped */
if (msdk_mid->image.image_id != VA_INVALID_ID
&& msdk_mid->image.buf != VA_INVALID_ID) {
status =
gst_msdk_frame_unlock ((mfxHDL) context, (mfxMemId) msdk_mid, NULL);
if (status != MFX_ERR_NONE)
goto error_destroy_va_image;
}
/* Destroy the associated VASurface */
old_surface_id = msdk_mid->surface;
if (*old_surface_id != VA_INVALID_ID) {
va_status = vaDestroySurfaces (dpy, old_surface_id, 1);
status = gst_msdk_get_mfx_status_from_va_status (va_status);
if (status != MFX_ERR_NONE)
goto error_destroy_va_surface;
}
*msdk_mid->surface = surface_id;
return TRUE;
error_destroy_va_image:
{
GST_ERROR ("Failed to Destroy the VAImage");
return FALSE;
}
error_destroy_va_surface:
{
GST_ERROR ("Failed to Destroy the VASurfaceID %x", *old_surface_id);
return FALSE;
}
}