Commit graph

9 commits

Author SHA1 Message Date
Seungha Yang
2f506e8ddc cudamemory: Add support for virtual memory in pool allocator
Adding new memory pool allocator for virtual memory

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4510>
2023-08-14 13:41:01 +00:00
Seungha Yang
194fd8bb82 cudamemory: Add support for virtual memory management
Adding new CUDA memory allocation methods

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4510>
2023-08-14 13:41:01 +00:00
Seungha Yang
1aa9e74aaf cudadownload: Always download CUDA memory if it's bound to decoder
Decoder bounded CUDA memory is allocated by driver and the pool size
is fixed. Since we don't know how many buffers would be held by
downstream non-CUDA element, we should download such CUDA memory
and release it back to decoder.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4810>
2023-06-08 22:27:06 +00:00
Seungha Yang
4ed3c46de7 cudamemory: Fix for semi planar YUV memory size decision
UV plan of the semi planar format requires only half of Y plane size

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4502>
2023-04-27 20:55:53 +00:00
Seungha Yang
ff3120a38c cudamemory, d3d11memory: Add memory_{get,set}_token_data() methods
Similar to GstMiniObject qdata but new methods will use int64
token value and per object lock, instead of GQuark with global
mutex in qdata

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
2023-02-16 17:49:54 +00:00
Seungha Yang
f6defc0c5b cudamemory: Add gst_cuda_allocator_alloc_wrapped() method
... so that application can pass already allocated CUDA memory

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
2023-02-16 17:49:54 +00:00
Seungha Yang
e77e6fd4a7 cudamemory: Skip sync if no I/O operation happend on free()
Synchronization for unused memory is not required

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
2023-02-16 17:49:54 +00:00
Seungha Yang
f44cac1c9f cudamemory: Make CUtexObject object reusable
Create and hold CUtexObject objects in GstCudaMemory so that it can
be reusable

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
2023-02-16 17:49:54 +00:00
Seungha Yang
f212bd901b cuda: Port to C++
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3884>
2023-02-16 17:49:53 +00:00
Renamed from subprojects/gst-plugins-bad/gst-libs/gst/cuda/gstcudamemory.c (Browse further)