gstreamer/subprojects/gst-plugins-bad/sys/d3d12/gstd3d12commandlistpool.cpp

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/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you cln redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstd3d12.h"
#include <wrl.h>
#include <queue>
#include <mutex>
GST_DEBUG_CATEGORY_STATIC (gst_d3d12_command_list_pool_debug);
#define GST_CAT_DEFAULT gst_d3d12_command_list_pool_debug
/* *INDENT-OFF* */
using namespace Microsoft::WRL;
struct _GstD3D12CommandList : public GstMiniObject
{
GstD3D12CommandListPool *pool = nullptr;
D3D12_COMMAND_LIST_TYPE type;
ComPtr < ID3D12CommandList > cl;
};
struct GstD3D12CommandListPoolPrivate
{
~GstD3D12CommandListPoolPrivate ()
{
while (!cmd_pool.empty ()) {
auto cmd = cmd_pool.front ();
cmd_pool.pop ();
gst_mini_object_unref (cmd);
}
}
ComPtr<ID3D12Device> device;
std::mutex lock;
std::queue<GstD3D12CommandList *>cmd_pool;
D3D12_COMMAND_LIST_TYPE cmd_type;
};
/* *INDENT-ON* */
struct _GstD3D12CommandListPool
{
GstObject parent;
GstD3D12CommandListPoolPrivate *priv;
};
GST_DEFINE_MINI_OBJECT_TYPE (GstD3D12CommandList, gst_d3d12_command_list);
static void gst_d3d12_command_list_pool_finalize (GObject * object);
#define gst_d3d12_command_list_pool_parent_class parent_class
G_DEFINE_TYPE (GstD3D12CommandListPool,
gst_d3d12_command_list_pool, GST_TYPE_OBJECT);
static void
gst_d3d12_command_list_pool_class_init (GstD3D12CommandListPoolClass * klass)
{
auto object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gst_d3d12_command_list_pool_finalize;
GST_DEBUG_CATEGORY_INIT (gst_d3d12_command_list_pool_debug,
"d3d12commandlistpool", 0, "d3d12commandlistpool");
}
static void
gst_d3d12_command_list_pool_init (GstD3D12CommandListPool * self)
{
self->priv = new GstD3D12CommandListPoolPrivate ();
}
static void
gst_d3d12_command_list_pool_finalize (GObject * object)
{
auto self = GST_D3D12_COMMAND_LIST_POOL (object);
delete self->priv;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
GstD3D12CommandListPool *
gst_d3d12_command_list_pool_new (GstD3D12Device * device,
D3D12_COMMAND_LIST_TYPE type)
{
g_return_val_if_fail (GST_IS_D3D12_DEVICE (device), nullptr);
if (type != D3D12_COMMAND_LIST_TYPE_DIRECT &&
type != D3D12_COMMAND_LIST_TYPE_COPY) {
GST_ERROR_OBJECT (device, "Not supported command list type");
return nullptr;
}
auto self = (GstD3D12CommandListPool *)
g_object_new (GST_TYPE_D3D12_COMMAND_LIST_POOL, nullptr);
gst_object_ref_sink (self);
auto priv = self->priv;
priv->device = gst_d3d12_device_get_device_handle (device);;
priv->cmd_type = type;
return self;
}
static void
gst_d3d12_command_list_pool_release (GstD3D12CommandListPool * pool,
GstD3D12CommandList * cmd)
{
auto priv = pool->priv;
{
std::lock_guard < std::mutex > lk (priv->lock);
cmd->dispose = nullptr;
cmd->pool = nullptr;
priv->cmd_pool.push (cmd);
}
gst_object_unref (pool);
}
static gboolean
gst_d3d12_command_list_dispose (GstD3D12CommandList * cmd)
{
if (!cmd->pool)
return TRUE;
gst_mini_object_ref (cmd);
gst_d3d12_command_list_pool_release (cmd->pool, cmd);
return FALSE;
}
static void
gst_d3d12_command_list_free (GstD3D12CommandList * cmd)
{
delete cmd;
}
static GstD3D12CommandList *
gst_d3d12_command_list_new (ID3D12CommandList * cl,
D3D12_COMMAND_LIST_TYPE type)
{
auto cmd = new GstD3D12CommandList ();
cmd->cl = cl;
cmd->type = type;
gst_mini_object_init (cmd, 0, gst_d3d12_command_list_get_type (),
nullptr, nullptr,
(GstMiniObjectFreeFunction) gst_d3d12_command_list_free);
return cmd;
}
gboolean
gst_d3d12_command_list_pool_acquire (GstD3D12CommandListPool * pool,
ID3D12CommandAllocator * ca, GstD3D12CommandList ** cmd)
{
g_return_val_if_fail (GST_IS_D3D12_COMMAND_LIST_POOL (pool), FALSE);
g_return_val_if_fail (ca, FALSE);
g_return_val_if_fail (cmd, FALSE);
*cmd = nullptr;
auto priv = pool->priv;
GstD3D12CommandList *new_cmd = nullptr;
HRESULT hr;
hr = ca->Reset ();
if (FAILED (hr)) {
GST_ERROR_OBJECT (pool, "Couldn't reset command allocator");
return FALSE;
}
{
std::lock_guard < std::mutex > lk (priv->lock);
if (!priv->cmd_pool.empty ()) {
new_cmd = priv->cmd_pool.front ();
priv->cmd_pool.pop ();
}
}
ComPtr < ID3D12GraphicsCommandList > cl;
if (!new_cmd) {
hr = priv->device->CreateCommandList (0, priv->cmd_type,
ca, nullptr, IID_PPV_ARGS (&cl));
if (FAILED (hr)) {
GST_ERROR_OBJECT (pool, "Couldn't create command list, hr: 0x%x",
(guint) hr);
return FALSE;
}
new_cmd = gst_d3d12_command_list_new (cl.Get (), priv->cmd_type);
} else {
new_cmd->cl->QueryInterface (IID_PPV_ARGS (&cl));
hr = cl->Reset (ca, nullptr);
if (FAILED (hr)) {
GST_ERROR_OBJECT (pool, "Couldn't reset command list");
gst_mini_object_unref (new_cmd);
return false;
}
}
new_cmd->pool = (GstD3D12CommandListPool *) gst_object_ref (pool);
new_cmd->dispose =
(GstMiniObjectDisposeFunction) gst_d3d12_command_list_dispose;
*cmd = new_cmd;
return TRUE;
}
GstD3D12CommandList *
gst_d3d12_command_list_ref (GstD3D12CommandList * cmd)
{
return (GstD3D12CommandList *) gst_mini_object_ref (cmd);
}
void
gst_d3d12_command_list_unref (GstD3D12CommandList * cmd)
{
gst_mini_object_unref (cmd);
}
void
gst_clear_d3d12_command_list (GstD3D12CommandList ** cmd)
{
gst_clear_mini_object (cmd);
}
D3D12_COMMAND_LIST_TYPE
gst_d3d12_command_list_get_command_type (GstD3D12CommandList * cmd)
{
g_return_val_if_fail (cmd, D3D12_COMMAND_LIST_TYPE_NONE);
return cmd->type;
}
gboolean
gst_d3d12_command_list_get_handle (GstD3D12CommandList * cmd,
ID3D12CommandList ** cl)
{
g_return_val_if_fail (cmd, FALSE);
g_return_val_if_fail (cl, FALSE);
*cl = cmd->cl.Get ();
(*cl)->AddRef ();
return TRUE;
}