> -----Original Message----- > From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf Of Mark > Thompson > Sent: Sunday, May 27, 2018 3:29 PM > To: ffmpeg-devel@ffmpeg.org > Subject: Re: [FFmpeg-devel] [INFO]AMD D3D11 to OpenCL interop extension for > NV12 and P010 textures - split planes > > On 27/05/18 07:57, Alexander Kravchenko wrote: > > сб, 26 мая 2018 г. в 19:45, Mark Thompson <s...@jkqxz.net>: > > > >> On 24/05/18 15:26, Mironov, Mikhail wrote: > >>> AMD has published OpenCL extension which allows split D3D11 texture > >> interoped as a single 2D image into two 2D images representing Y and > >> UV planes. > >>> > >> https://www.khronos.org/registry/OpenCL/extensions/amd/cl_amd_planar_ > >> yuv.txt > >> > >> Nice! That looks like exactly what we want :) > >> > >> Is there any timeline for when this will be available in released drivers? > >> > > Hi Mark. > > This extension was implemented while ago, so it can be used now. > > I have what claims to be the most recent version of the Radeon drivers > (18.5.1, driver version 18.10.16, OpenCL version 24.20.11016.4 > - I don't know which of these is relevant), and it gives me: > > Platform extensions: > cl_khr_icd cl_khr_d3d10_sharing cl_khr_d3d11_sharing cl_khr_dx9_media_sharing > cl_amd_event_callback cl_amd_offline_devices > > Device extensions: > cl_khr_fp64 cl_amd_fp64 cl_khr_global_int32_base_atomics > cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics > cl_khr_local_int32_extended_atomics cl_khr_int64_base_atomics > cl_khr_int64_extended_atomics cl_khr_3d_image_writes > cl_khr_byte_addressable_store cl_khr_gl_sharing cl_khr_gl_depth_images > cl_amd_device_attribute_query cl_amd_vec3 > cl_amd_printf cl_amd_media_ops cl_amd_media_ops2 cl_amd_popcnt > cl_khr_d3d10_sharing cl_khr_d3d11_sharing > cl_khr_dx9_media_sharing cl_khr_image2d_from_buffer cl_khr_spir > cl_khr_subgroups cl_khr_gl_event cl_khr_depth_images > cl_khr_mipmap_image cl_khr_mipmap_image_writes cl_amd_liquid_flash > > which doesn't include this extension? >
Hi Mark, It does include the extension. Extension was implemented while ago (years ago), but wasn't officially published till now. Probably the extension is still not enumerated in device/platform extensions list Any way it can be used now. Thanks, Alexander _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
