dxva2: use mp_image pool for d3d surfaces

This is required so that the individual surfaces can pass beyond the dxva2
decoder and be passed to the vo.

This also adds additional data to mp_image->planes[0] for IMGFMT_DXVA2, which is
required for maintaining and releasing the surface even if the decoder code is
uninited.

The IDirectXVideoDecoder itself is encapsulated together with its surface pool
and configuration in a dxva2_decoder structure whose creation and destruction is
managed by talloc.

1 files changed, 34 insertions, 0 deletions

diff --git a/video/dxva2.h b/video/dxva2.h
new file mode 100644
index 0000000000..4acb9c99d4
--- /dev/null
+++ b/video/dxva2.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * mpv 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with mpv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MPV_DXVA2_H
+#define MPV_DXVA2_H
+
+#include <d3d9.h>
+#include <dxva2api.h>
+
+struct mp_image;
+struct mp_image_pool;
+
+LPDIRECT3DSURFACE9 d3d9_surface_in_mp_image(struct mp_image *mpi);
+void dxva2_img_ref_decoder(struct mp_image *mpi, IDirectXVideoDecoder *decoder);
+
+void dxva2_pool_set_allocator(struct mp_image_pool *pool,
+                              IDirectXVideoDecoderService *decoder_service,
+                              D3DFORMAT target_format, int surface_alignment);
+
+#endif