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Merge branch 'ngl-render-texture-dmabuf' into 'main'

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ngl: Export dmabuf textures from render_texture

See merge request GNOME/gtk!7375
This commit is contained in:
Matthias Clasen
2024-06-22 17:19:24 +00:00
parent b5c1e77d4c 51012c1802
commit f5b7e131d6
1 changed files with 51 additions and 1 deletions
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52
gsk/gpu/gskgpudownloadop.c
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@@ -12,6 +12,7 @@
#include "gskvulkanimageprivate.h"
#endif
#include "gdk/gdkdmabuftexturebuilderprivate.h"
#include "gdk/gdkdmabuftextureprivate.h"
#include "gdk/gdkglcontextprivate.h"
@@ -262,6 +263,23 @@ gsk_gl_texture_data_free (gpointer user_data)
g_free (data);
}
#ifdef HAVE_DMABUF
typedef struct
{
GdkDmabuf dmabuf;
} Texture;
static void
release_dmabuf_texture (gpointer data)
{
Texture *texture = data;
for (unsigned int i = 0; i < texture->dmabuf.n_planes; i++)
g_close (texture->dmabuf.planes[i].fd, NULL);
g_free (texture);
}
#endif
static GskGpuOp *
gsk_gpu_download_op_gl_command (GskGpuOp *op,
GskGpuFrame *frame,
@@ -271,12 +289,44 @@ gsk_gpu_download_op_gl_command (GskGpuOp *op,
GdkGLTextureBuilder *builder;
GskGLTextureData *data;
GdkGLContext *context;
guint texture_id;
context = GDK_GL_CONTEXT (gsk_gpu_frame_get_context (frame));
texture_id = gsk_gl_image_steal_texture (GSK_GL_IMAGE (self->image));
#ifdef HAVE_DMABUF
if (self->allow_dmabuf)
{
Texture *texture;
texture = g_new0 (Texture, 1);
if (gdk_gl_context_export_dmabuf (context, texture_id, &texture->dmabuf))
{
GdkDmabufTextureBuilder *db;
db = gdk_dmabuf_texture_builder_new ();
gdk_dmabuf_texture_builder_set_display (db, gdk_gl_context_get_display (context));
gdk_dmabuf_texture_builder_set_dmabuf (db, &texture->dmabuf);
gdk_dmabuf_texture_builder_set_premultiplied (db, gdk_memory_format_get_premultiplied (gsk_gpu_image_get_format (self->image)));
gdk_dmabuf_texture_builder_set_width (db, gsk_gpu_image_get_width (self->image));
gdk_dmabuf_texture_builder_set_height (db, gsk_gpu_image_get_height (self->image));
self->texture = gdk_dmabuf_texture_builder_build (db, release_dmabuf_texture, texture, NULL);
g_object_unref (db);
if (self->texture)
return op->next;
}
g_free (texture);
}
#endif
data = g_new (GskGLTextureData, 1);
data->context = g_object_ref (context);
data->texture_id = gsk_gl_image_steal_texture (GSK_GL_IMAGE (self->image));
data->texture_id = texture_id;
if (gdk_gl_context_has_feature (context, GDK_GL_FEATURE_SYNC))
data->sync = glFenceSync (GL_SYNC_GPU_COMMANDS_COMPLETE, 0);