Commit graph

9 commits

Author SHA1 Message Date
Seungha Yang
00e1561bf2 d3d11decoder: Set flushing to internal pool on flush event
d3d11 decoders use internal pool for DPB texture and
Gst*Decoder::new_picture() will be blocked if internal pool is full.
We should be able to unblock in on flush-start event as expected.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2192>
2021-04-24 01:37:01 +09:00
Seungha Yang
bcdd2c4984 d3d11decoder: Move zero-copy decision logic into decoder object
Get rid of all duplicated code for zero-copy decision and output buffer
allocation

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2117>
2021-03-28 18:00:28 +09:00
Seungha Yang
c9518780fd d3d11decoder: Do not hardcode the limit minimum resolution to 64
Decoder should be able to support lower resolution than 64x64

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2113>
2021-03-26 22:04:19 +09:00
Seungha Yang
b392ed82ba d3d11decoder: Implement array-of-texture DPB again
Re-implementation of array-of-texture based on d3d11 memory pool.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2097>
2021-03-24 15:44:42 +00:00
Seungha Yang
309a940614 d3d11decoder: Do negotiation again per forward/reverse playback mode change
For reverse playback, we are always copying decoded
frame to downstream buffer. So the pool size can be
and need to be large enough.

In case that forward playback, however, we need to restrict
the max pool size for performance reason. Otherwise decoder
will keep copying decoded texture to downstream buffer pool
if decoding is faster than downstream throughput
performance and also there are queue element between them.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2083>
2021-03-16 05:54:41 +00:00
Seungha Yang
72345875b1 d3d11decoder: Refactor device open step and negotiation
* Remove redundant method arguments
* Don't allocate staging texture if downstream supports d3d11 memory

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2079>
2021-03-14 17:34:20 +09:00
Seungha Yang
347d9ceb4e d3d11decoder: Move profile GUID handling into decoder object
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2079>
2021-03-14 16:31:31 +09:00
Seungha Yang
1c1cfc4ba7 d3d11decoder: Get rid of private struct
Completely hide member variables

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2079>
2021-03-14 16:30:19 +09:00
Seungha Yang
5b3e316039 d3d11: Port to C++
Direct3D11 objects are COM, and most COM C APIs are verbose
(C++ is a little better). So, by using C++ APIs, we can make code
shorter and more readable.
Moreover, "ComPtr" helper class (which is C++ only) can be
utilized, that is very helpful for avoiding error-prone COM refcounting
issue/leak.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2077>
2021-03-14 13:05:22 +09:00
Renamed from sys/d3d11/gstd3d11mpeg2dec.c (Browse further)