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d3d11overlaycompositor: Avoid heap allocation per upload

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Don't allocate list per upload

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5580>
This commit is contained in:
Seungha Yang 2023-11-01 00:38:31 +09:00 committed by GStreamer Marge Bot
parent 737c32b9b6
commit ac265bc4f9
1 changed files with 12 additions and 10 deletions
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22
subprojects/gst-plugins-bad/sys/d3d11/gstd3d11overlaycompositor.cpp
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@ -81,6 +81,7 @@ struct _GstD3D11OverlayCompositorPrivate
ComPtr<ID3D11BlendState> blend;
ComPtr<ID3D11Buffer> index_buffer;
ComPtr<ID3D11RasterizerState> rs;
std::vector<GstVideoOverlayRectangle *> rects_to_upload;
std::vector<GstD3D11CompositionOverlayPtr> overlays;
};
@ -481,8 +482,9 @@ gst_d3d11_overlay_compositor_new (GstD3D11Device * device,
static gboolean
gst_d3d11_overlay_compositor_foreach_meta (GstBuffer * buffer, GstMeta ** meta,
std::vector < GstVideoOverlayRectangle * >*overlay_rect)
GstD3D11OverlayCompositor * self)
{
GstD3D11OverlayCompositorPrivate *priv = self->priv;
GstVideoOverlayCompositionMeta *cmeta;
guint num_rect;
@ -496,7 +498,7 @@ gst_d3d11_overlay_compositor_foreach_meta (GstBuffer * buffer, GstMeta ** meta,
num_rect = gst_video_overlay_composition_n_rectangles (cmeta->overlay);
for (guint i = 0; i < num_rect; i++) {
auto rect = gst_video_overlay_composition_get_rectangle (cmeta->overlay, i);
overlay_rect->push_back (rect);
priv->rects_to_upload.push_back (rect);
}
return TRUE;
@ -507,28 +509,28 @@ gst_d3d11_overlay_compositor_upload (GstD3D11OverlayCompositor * compositor,
GstBuffer * buf)
{
GstD3D11OverlayCompositorPrivate *priv;
std::vector < GstVideoOverlayRectangle * >new_overlay_rect;
g_return_val_if_fail (compositor != nullptr, FALSE);
g_return_val_if_fail (GST_IS_BUFFER (buf), FALSE);
priv = compositor->priv;
priv->rects_to_upload.clear ();
gst_buffer_foreach_meta (buf,
(GstBufferForeachMetaFunc) gst_d3d11_overlay_compositor_foreach_meta,
&new_overlay_rect);
compositor);
if (new_overlay_rect.empty ()) {
if (priv->rects_to_upload.empty ()) {
priv->overlays.clear ();
return TRUE;
}
GST_LOG_OBJECT (compositor, "Found %" G_GSIZE_FORMAT
" overlay rectangles, %" G_GSIZE_FORMAT " in current queue",
new_overlay_rect.size (), priv->overlays.size ());
priv->rects_to_upload.size (), priv->overlays.size ());
/* *INDENT-OFF* */
for (auto it : new_overlay_rect) {
for (auto it : priv->rects_to_upload) {
if (std::find_if (priv->overlays.begin (), priv->overlays.end (),
[&] (const auto & overlay) -> bool {
return overlay->overlay_rect == it;
@ -550,10 +552,10 @@ gst_d3d11_overlay_compositor_upload (GstD3D11OverlayCompositor * compositor,
auto it = priv->overlays.begin ();
while (it != priv->overlays.end ()) {
auto old_overlay = *it;
if (std::find_if (new_overlay_rect.begin (), new_overlay_rect.end (),
[&] (const auto & overlay) -> bool {
if (std::find_if (priv->rects_to_upload.begin (),
priv->rects_to_upload.end (), [&] (const auto & overlay) -> bool {
return overlay == old_overlay->overlay_rect;
}) == new_overlay_rect.end ()) {
}) == priv->rects_to_upload.end ()) {
GST_LOG_OBJECT (compositor, "Removing %p from queue",
old_overlay->overlay_rect);
it = priv->overlays.erase (it);