Commit graph

6 commits

Author SHA1 Message Date
Seungha Yang
cdaa798ac7 cuda: Add methods to enable stream ordered allocation
Adding prefer-stream-ordered-alloc property to GstCudaContext.
If stream ordered allocation buffer pool option is not configured
and this property is enabled, buffer pool will enable the stream
ordered allocation. Otherwise it will follow default behavior.

If GST_CUDA_ENABLE_STREAM_ORDERED_ALLOC env is set,
default behavior is enabling the stream ordered allocation.
Otherwise sync alloc/free method will be used.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7427>
2024-09-11 17:15:14 +00:00
Seungha Yang
b266aa5e65 cuda: Add support for stream ordered allocation
Default CUDA memory allocation will cause implicit global
synchronization. This stream ordered allocation can avoid it
since memory allocation and free operations are asynchronous
and executed in the associated cuda stream context

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7427>
2024-09-11 17:15:14 +00:00
Seungha Yang
7b1e4d6051 cudabufferpool: Add support for virtual memory
Configure malloc or mmap allocator depending on config option

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4510>
2023-08-14 13:41:01 +00:00
Seungha Yang
d409c35367 cudabufferpool: Add support for CUDA stream use in memory
* Use GstCudaPoolAllocator
* Pass configured GstCudaStream object to allocator

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3629>
2023-02-03 15:27:42 +00:00
Seungha Yang
661b5f60c6 cuda: Provide single header include entry point
Add "gstcuda.h" header file

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3629>
2023-02-03 15:27:42 +00:00
Thibault Saunier
c033f8fad2 cuda: Factor out a public GstCUDA library
So applications and elements implemented outside GStreamer can reuse
our infrastructure

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1472>
2022-04-19 16:39:43 +00:00
Renamed from subprojects/gst-plugins-bad/sys/nvcodec/gstcudabufferpool.h (Browse further)