msdkvpp : Use va pool at linux path and system pool for windows

We use msdkvpp's own pool to allocate buffers instead of external frame
allocator mfxFrameAllocator.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2498>
This commit is contained in:
Mengkejiergeli Ba 2022-06-08 12:31:56 +08:00
parent 4c6b719445
commit bb79853d20
2 changed files with 81 additions and 81 deletions

View file

@ -64,6 +64,7 @@
#ifndef _WIN32
#include "gstmsdkallocator_libva.h"
#include <gst/va/gstvaallocator.h>
#if VA_CHECK_VERSION(1, 4, 1)
#undef EXT_FORMATS
#define EXT_FORMATS ", BGR10A2_LE"
@ -407,59 +408,88 @@ gst_msdkvpp_prepare_output_buffer (GstBaseTransform * trans,
return *outbuf_ptr ? GST_FLOW_OK : GST_FLOW_ERROR;
}
#ifndef _WIN32
static GstBufferPool *
gst_msdk_create_va_pool (GstVideoInfo * info, GstMsdkContext * msdk_context,
gboolean use_dmabuf, guint min_buffers)
{
GstBufferPool *pool = NULL;
GstAllocator *allocator;
GArray *formats = NULL;
GstAllocationParams alloc_params = { 0, 31, 0, 0 };
GstVaDisplay *display = NULL;
GstCaps *aligned_caps = NULL;
display = (GstVaDisplay *) gst_msdk_context_get_display (msdk_context);
if (use_dmabuf)
allocator = gst_va_dmabuf_allocator_new (display);
else {
formats = g_array_new (FALSE, FALSE, sizeof (GstVideoFormat));
g_array_append_val (formats, GST_VIDEO_INFO_FORMAT (info));
allocator = gst_va_allocator_new (display, formats);
}
if (!allocator) {
GST_ERROR ("Failed to create allocator");
if (formats)
g_array_unref (formats);
return NULL;
}
aligned_caps = gst_video_info_to_caps (info);
pool =
gst_va_pool_new_with_config (aligned_caps,
GST_VIDEO_INFO_SIZE (info), min_buffers, 0,
VA_SURFACE_ATTRIB_USAGE_HINT_GENERIC, GST_VA_FEATURE_AUTO,
allocator, &alloc_params);
gst_object_unref (allocator);
gst_caps_unref (aligned_caps);
return pool;
}
#endif
static GstBufferPool *
gst_msdkvpp_create_buffer_pool (GstMsdkVPP * thiz, GstPadDirection direction,
GstCaps * caps, guint min_num_buffers)
{
GstBufferPool *pool = NULL;
GstStructure *config;
GstAllocator *allocator = NULL;
GstVideoInfo info;
GstVideoInfo *pool_info = NULL;
GstVideoAlignment align;
GstAllocationParams params = { 0, 31, 0, 0, };
mfxFrameAllocResponse *alloc_resp = NULL;
gboolean use_dmabuf = FALSE;
if (direction == GST_PAD_SINK) {
alloc_resp = &thiz->in_alloc_resp;
pool_info = &thiz->sinkpad_buffer_pool_info;
use_dmabuf = thiz->use_sinkpad_dmabuf;
} else if (direction == GST_PAD_SRC) {
alloc_resp = &thiz->out_alloc_resp;
pool_info = &thiz->srcpad_buffer_pool_info;
use_dmabuf = thiz->use_srcpad_dmabuf;
}
pool = gst_msdk_buffer_pool_new (thiz->context, alloc_resp);
if (!pool)
goto error_no_pool;
if (!gst_video_info_from_caps (&info, caps))
if (!gst_video_info_from_caps (&info, caps)) {
goto error_no_video_info;
}
gst_msdk_set_video_alignment (&info, 0, 0, &align);
gst_video_info_align (&info, &align);
if (use_dmabuf)
allocator =
gst_msdk_dmabuf_allocator_new (thiz->context, &info, alloc_resp);
else if (thiz->use_video_memory)
allocator = gst_msdk_video_allocator_new (thiz->context, &info, alloc_resp);
#ifndef _WIN32
pool = gst_msdk_create_va_pool (&info, thiz->context, use_dmabuf,
min_num_buffers);
#else
/* Currently use system pool for windows path */
if (!thiz->use_video_memory)
pool = gst_video_buffer_pool_new ();
else
allocator = gst_msdk_system_allocator_new (&info);
GST_ERROR_OBJECT (thiz, "D3D video memory pool is not implemented");
#endif
if (!allocator)
goto error_no_allocator;
if (!pool)
goto error_no_pool;
config = gst_buffer_pool_get_config (GST_BUFFER_POOL_CAST (pool));
/* we do not support dynamic buffer count change */
gst_buffer_pool_config_set_params (config, caps, info.size, min_num_buffers,
min_num_buffers);
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
if (thiz->use_video_memory) {
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_MSDK_USE_VIDEO_MEMORY);
@ -468,14 +498,17 @@ gst_msdkvpp_create_buffer_pool (GstMsdkVPP * thiz, GstPadDirection direction,
GST_BUFFER_POOL_OPTION_MSDK_USE_DMABUF);
}
gst_buffer_pool_config_set_params (config, caps,
GST_VIDEO_INFO_SIZE (&info), min_num_buffers, 0);
gst_buffer_pool_config_add_option (config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_config_add_option (config,
GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
gst_buffer_pool_config_set_video_alignment (config, &align);
gst_buffer_pool_config_set_allocator (config, allocator, &params);
gst_object_unref (allocator);
if (!gst_buffer_pool_set_config (pool, config))
goto error_pool_config;
/* Updating pool_info with aligned info of allocator */
/* Updating pool_info with info which used to config pool */
*pool_info = info;
return pool;
@ -491,17 +524,10 @@ error_no_video_info:
gst_object_unref (pool);
return NULL;
}
error_no_allocator:
{
GST_INFO_OBJECT (thiz, "Failed to create allocator");
gst_object_unref (pool);
return NULL;
}
error_pool_config:
{
GST_INFO_OBJECT (thiz, "Failed to set config");
gst_object_unref (pool);
gst_object_unref (allocator);
return NULL;
}
}
@ -556,21 +582,11 @@ create_src_pool (GstMsdkVPP * thiz, GstQuery * query, GstCaps * caps)
min_buffers = SRC_POOL_SIZE_DEFAULT;
}
/* Always create a pool for vpp out buffers. Each of the msdk element
* has to create it's own mfxsurfacepool which is an msdk constraint.
* For eg: Each Msdk component (vpp, dec and enc) will invoke the external
* Frame allocator for video-memory usage.So sharing the pool between
* gst-msdk elements might not be a good idea, rather each element
* can check the buffer type (whether it is from msdk-buffer pool)
* to make sure there is no copy. Since we share the context between
* msdk elements, using buffers from one sdk's framealloator in another
* sdk-components is perfectly fine */
gst_msdk_frame_free (thiz->context, &thiz->out_alloc_resp);
/* Always create a pool for vpp out buffers. For vpp, we don't use
* external mfxFrameAllocator for video-memory allocation. */
request = thiz->request[1];
min_buffers += thiz->async_depth + request.NumFrameSuggested;
request.NumFrameSuggested = min_buffers;
gst_msdk_frame_alloc (thiz->context, &request, &thiz->out_alloc_resp);
pool = gst_msdkvpp_create_buffer_pool (thiz, GST_PAD_SRC, caps, min_buffers);
if (!pool)
@ -700,7 +716,6 @@ get_surface_from_pool (GstMsdkVPP * thiz, GstBufferPool * pool,
GstBufferPoolAcquireParams * params)
{
GstBuffer *new_buffer;
mfxFrameSurface1 *new_surface;
GstMsdkSurface *msdk_surface = NULL;
if (!gst_buffer_pool_is_active (pool) &&
@ -713,24 +728,16 @@ get_surface_from_pool (GstMsdkVPP * thiz, GstBufferPool * pool,
GST_ERROR_OBJECT (pool, "failed to acquire a buffer from pool");
return NULL;
}
if (gst_msdk_is_msdk_buffer (new_buffer)) {
new_surface = gst_msdk_get_surface_from_buffer (new_buffer);
msdk_surface = g_slice_new0 (GstMsdkSurface);
msdk_surface->surface = new_surface;
msdk_surface->buf = new_buffer;
} else {
#ifndef _WIN32
msdk_surface = gst_msdk_import_to_msdk_surface (new_buffer, thiz->context,
&thiz->sinkpad_info);
#else
msdk_surface = gst_msdk_import_sys_mem_to_msdk_surface
(new_buffer, thiz->sinkpad_buffer_pool_info);
#endif
if (msdk_surface)
msdk_surface->buf = new_buffer;
else {
GST_ERROR_OBJECT (pool, "Failed to get msdk surface");
return NULL;
}
#endif
}
return msdk_surface;
}
@ -836,10 +843,13 @@ gst_msdkvpp_transform (GstBaseTransform * trans, GstBuffer * inbuf,
#ifndef _WIN32
out_surface = gst_msdk_import_to_msdk_surface (outbuf, thiz->context,
&thiz->srcpad_info);
#else
out_surface =
gst_msdk_import_sys_mem_to_msdk_surface (outbuf, thiz->srcpad_info);
#endif
if (out_surface)
out_surface->buf = gst_buffer_ref (outbuf);
#endif
if (!out_surface) {
else {
GST_ERROR_OBJECT (thiz, "Failed to get msdk outsurface!");
free_msdk_surface (in_surface);
return GST_FLOW_ERROR;
@ -926,12 +936,14 @@ gst_msdkvpp_transform (GstBaseTransform * trans, GstBuffer * inbuf,
#ifndef _WIN32
out_surface = gst_msdk_import_to_msdk_surface (outbuf, thiz->context,
&thiz->srcpad_info);
#else
out_surface =
gst_msdk_import_sys_mem_to_msdk_surface (outbuf, thiz->srcpad_info);
#endif
if (out_surface) {
out_surface->buf = gst_buffer_ref (outbuf);
create_new_surface = TRUE;
}
#endif
if (!out_surface) {
} else {
GST_ERROR_OBJECT (thiz, "Failed to get msdk outsurface!");
release_in_surface (thiz, in_surface, locked_by_others);
return GST_FLOW_ERROR;
@ -976,11 +988,6 @@ gst_msdkvpp_close (GstMsdkVPP * thiz)
if (!thiz->context)
return;
if (thiz->use_video_memory) {
gst_msdk_frame_free (thiz->context, &thiz->in_alloc_resp);
gst_msdk_frame_free (thiz->context, &thiz->out_alloc_resp);
}
GST_DEBUG_OBJECT (thiz, "Closing VPP 0x%p", thiz->context);
status = MFXVideoVPP_Close (gst_msdk_context_get_session (thiz->context));
if (status != MFX_ERR_NONE && status != MFX_ERR_NOT_INITIALIZED) {
@ -1130,10 +1137,6 @@ gst_msdkvpp_initialize (GstMsdkVPP * thiz)
* fail
*/
if (thiz->initialized) {
if (thiz->use_video_memory) {
gst_msdk_frame_free (thiz->context, &thiz->in_alloc_resp);
}
MFXVideoVPP_Close (session);
memset (&thiz->param, 0, sizeof (thiz->param));
@ -1216,7 +1219,6 @@ gst_msdkvpp_initialize (GstMsdkVPP * thiz)
request[0].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;
if (thiz->use_sinkpad_dmabuf)
request[0].Type |= MFX_MEMTYPE_EXPORT_FRAME;
gst_msdk_frame_alloc (thiz->context, &(request[0]), &thiz->in_alloc_resp);
/* Output surface pool pre-allocation */
request[1].Type |= MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET;

View file

@ -92,8 +92,6 @@ struct _GstMsdkVPP
GstMsdkContext *old_context;
mfxVideoParam param;
guint in_num_surfaces;
mfxFrameAllocResponse in_alloc_resp;
mfxFrameAllocResponse out_alloc_resp;
gboolean initialized;
gboolean use_video_memory;