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hwcontext_opencl: DXVA2 to OpenCL mapping
Using cl_khr_dx9_media_sharing.
This commit is contained in:
Mark Thompson
parent
403cde8e85
commit
9e7cda1b1e
6
configure
vendored
6
configure
vendored
@ -2120,6 +2120,7 @@ HAVE_LIST="
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$TYPES_LIST
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makeinfo
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makeinfo_html
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opencl_dxva2
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opencl_vaapi_beignet
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opencl_vaapi_intel_media
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perl
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@ -6166,6 +6167,11 @@ if enabled_all opencl vaapi ; then
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fi
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fi
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if enabled_all opencl dxva2 ; then
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check_type "CL/cl_dx9_media_sharing.h" cl_dx9_surface_info_khr &&
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enable opencl_dxva2
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fi
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enabled vdpau &&
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check_cpp_condition vdpau/vdpau.h "defined VDP_DECODER_PROFILE_MPEG4_PART2_ASP" ||
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disable vdpau
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@ -44,6 +44,13 @@
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#include "hwcontext_vaapi.h"
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#endif
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#if HAVE_OPENCL_DXVA2
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#define COBJMACROS
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#include <CL/cl_dx9_media_sharing.h>
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#include <dxva2api.h>
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#include "hwcontext_dxva2.h"
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#endif
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typedef struct OpenCLDeviceContext {
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// Default command queue to use for transfer/mapping operations on
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@ -70,6 +77,18 @@ typedef struct OpenCLDeviceContext {
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clEnqueueReleaseVA_APIMediaSurfacesINTEL_fn
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clEnqueueReleaseVA_APIMediaSurfacesINTEL;
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#endif
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#if HAVE_OPENCL_DXVA2
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int dxva2_mapping_usable;
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cl_dx9_media_adapter_type_khr dx9_media_adapter_type;
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clCreateFromDX9MediaSurfaceKHR_fn
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clCreateFromDX9MediaSurfaceKHR;
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clEnqueueAcquireDX9MediaSurfacesKHR_fn
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clEnqueueAcquireDX9MediaSurfacesKHR;
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clEnqueueReleaseDX9MediaSurfacesKHR_fn
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clEnqueueReleaseDX9MediaSurfacesKHR;
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#endif
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} OpenCLDeviceContext;
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typedef struct OpenCLFramesContext {
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@ -78,6 +97,14 @@ typedef struct OpenCLFramesContext {
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// Otherwise, it is a reference to the default command queue for the
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// device.
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cl_command_queue command_queue;
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#if HAVE_OPENCL_DXVA2
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// For mapping APIs which have separate creation and acquire/release
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// steps, this stores the OpenCL memory objects corresponding to each
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// frame.
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int nb_mapped_frames;
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AVOpenCLFrameDescriptor *mapped_frames;
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#endif
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} OpenCLFramesContext;
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@ -729,6 +756,28 @@ static int opencl_device_init(AVHWDeviceContext *hwdev)
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}
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#endif
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#if HAVE_OPENCL_DXVA2
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{
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int fail = 0;
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CL_FUNC(clCreateFromDX9MediaSurfaceKHR,
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"DXVA2 to OpenCL mapping");
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CL_FUNC(clEnqueueAcquireDX9MediaSurfacesKHR,
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"DXVA2 in OpenCL acquire");
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CL_FUNC(clEnqueueReleaseDX9MediaSurfacesKHR,
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"DXVA2 in OpenCL release");
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if (fail) {
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av_log(hwdev, AV_LOG_WARNING, "DXVA2 to OpenCL mapping "
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"not usable.\n");
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priv->dxva2_mapping_usable = 0;
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} else {
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priv->dx9_media_adapter_type = CL_ADAPTER_D3D9EX_KHR;
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priv->dxva2_mapping_usable = 1;
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}
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}
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#endif
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#undef CL_FUNC
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return 0;
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@ -837,6 +886,103 @@ static int opencl_filter_intel_media_vaapi_device(AVHWDeviceContext *hwdev,
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}
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#endif
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#if HAVE_OPENCL_DXVA2
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static int opencl_filter_dxva2_platform(AVHWDeviceContext *hwdev,
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cl_platform_id platform_id,
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const char *platform_name,
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void *context)
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{
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const char *dx9_ext = "cl_khr_dx9_media_sharing";
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if (opencl_check_platform_extension(platform_id, dx9_ext)) {
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return 0;
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} else {
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av_log(hwdev, AV_LOG_DEBUG, "Platform %s does not support the "
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"%s extension.\n", platform_name, dx9_ext);
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return 1;
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}
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}
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static int opencl_enumerate_dxva2_devices(AVHWDeviceContext *hwdev,
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cl_platform_id platform_id,
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const char *platform_name,
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cl_uint *nb_devices,
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cl_device_id **devices,
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void *context)
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{
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IDirect3DDevice9 *device = context;
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clGetDeviceIDsFromDX9MediaAdapterKHR_fn
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clGetDeviceIDsFromDX9MediaAdapterKHR;
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cl_dx9_media_adapter_type_khr media_adapter_type = CL_ADAPTER_D3D9EX_KHR;
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cl_int cle;
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clGetDeviceIDsFromDX9MediaAdapterKHR =
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clGetExtensionFunctionAddressForPlatform(platform_id,
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"clGetDeviceIDsFromDX9MediaAdapterKHR");
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if (!clGetDeviceIDsFromDX9MediaAdapterKHR) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to get address of "
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"clGetDeviceIDsFromDX9MediaAdapterKHR().\n");
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return AVERROR_UNKNOWN;
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}
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cle = clGetDeviceIDsFromDX9MediaAdapterKHR(
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platform_id, 1, &media_adapter_type, (void**)&device,
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CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR,
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0, NULL, nb_devices);
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if (cle == CL_DEVICE_NOT_FOUND) {
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av_log(hwdev, AV_LOG_DEBUG, "No DXVA2-supporting devices found "
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"on platform \"%s\".\n", platform_name);
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*nb_devices = 0;
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return 0;
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} else if (cle != CL_SUCCESS) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to get number of devices "
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"on platform \"%s\": %d.\n", platform_name, cle);
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return AVERROR_UNKNOWN;
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}
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*devices = av_malloc_array(*nb_devices, sizeof(**devices));
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if (!*devices)
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return AVERROR(ENOMEM);
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cle = clGetDeviceIDsFromDX9MediaAdapterKHR(
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platform_id, 1, &media_adapter_type, (void**)&device,
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CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR,
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*nb_devices, *devices, NULL);
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if (cle != CL_SUCCESS) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to get list of DXVA2-supporting "
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"devices on platform \"%s\": %d.\n", platform_name, cle);
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av_freep(devices);
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return AVERROR_UNKNOWN;
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}
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return 0;
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}
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static int opencl_filter_gpu_device(AVHWDeviceContext *hwdev,
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cl_device_id device_id,
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const char *device_name,
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void *context)
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{
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cl_device_type device_type;
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cl_int cle;
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cle = clGetDeviceInfo(device_id, CL_DEVICE_TYPE,
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sizeof(device_type), &device_type, NULL);
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if (cle != CL_SUCCESS) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to query device type "
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"of device \"%s\".\n", device_name);
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return AVERROR_UNKNOWN;
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}
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if (!(device_type & CL_DEVICE_TYPE_GPU)) {
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av_log(hwdev, AV_LOG_DEBUG, "Device %s skipped (not GPU).\n",
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device_name);
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return 1;
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}
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return 0;
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}
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#endif
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static int opencl_device_derive(AVHWDeviceContext *hwdev,
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AVHWDeviceContext *src_ctx,
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int flags)
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@ -903,6 +1049,60 @@ static int opencl_device_derive(AVHWDeviceContext *hwdev,
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break;
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#endif
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#if HAVE_OPENCL_DXVA2
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case AV_HWDEVICE_TYPE_DXVA2:
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{
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AVDXVA2DeviceContext *src_hwctx = src_ctx->hwctx;
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IDirect3DDevice9 *device;
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HANDLE device_handle;
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HRESULT hr;
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hr = IDirect3DDeviceManager9_OpenDeviceHandle(src_hwctx->devmgr,
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&device_handle);
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if (FAILED(hr)) {
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av_log(hwdev, AV_LOG_ERROR, "Failed to open device handle "
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"for Direct3D9 device: %lx.\n", (unsigned long)hr);
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err = AVERROR_UNKNOWN;
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break;
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}
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hr = IDirect3DDeviceManager9_LockDevice(src_hwctx->devmgr,
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device_handle,
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&device, FALSE);
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if (SUCCEEDED(hr)) {
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cl_context_properties props[5] = {
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CL_CONTEXT_PLATFORM,
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0,
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CL_CONTEXT_ADAPTER_D3D9EX_KHR,
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(intptr_t)device,
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0,
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};
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OpenCLDeviceSelector selector = {
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.platform_index = -1,
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.device_index = -1,
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.context = device,
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.enumerate_platforms = &opencl_enumerate_platforms,
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.filter_platform = &opencl_filter_dxva2_platform,
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.enumerate_devices = &opencl_enumerate_dxva2_devices,
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.filter_device = &opencl_filter_gpu_device,
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};
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err = opencl_device_create_internal(hwdev, &selector, props);
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IDirect3DDeviceManager9_UnlockDevice(src_hwctx->devmgr,
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device_handle, FALSE);
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} else {
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av_log(hwdev, AV_LOG_ERROR, "Failed to lock device handle "
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"for Direct3D9 device: %lx.\n", (unsigned long)hr);
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err = AVERROR_UNKNOWN;
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}
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IDirect3DDeviceManager9_CloseDeviceHandle(src_hwctx->devmgr,
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device_handle);
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}
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break;
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#endif
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default:
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err = AVERROR(ENOSYS);
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break;
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@ -1261,6 +1461,22 @@ static void opencl_frames_uninit(AVHWFramesContext *hwfc)
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OpenCLFramesContext *priv = hwfc->internal->priv;
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cl_int cle;
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#if HAVE_OPENCL_DXVA2
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int i, p;
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for (i = 0; i < priv->nb_mapped_frames; i++) {
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AVOpenCLFrameDescriptor *desc = &priv->mapped_frames[i];
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for (p = 0; p < desc->nb_planes; p++) {
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cle = clReleaseMemObject(desc->planes[p]);
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if (cle != CL_SUCCESS) {
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av_log(hwfc, AV_LOG_ERROR, "Failed to release mapped "
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"frame object (frame %d plane %d): %d.\n",
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i, p, cle);
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}
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}
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}
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av_freep(&priv->mapped_frames);
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#endif
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cle = clReleaseCommandQueue(priv->command_queue);
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if (cle != CL_SUCCESS) {
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av_log(hwfc, AV_LOG_ERROR, "Failed to release frame "
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@ -1878,6 +2094,170 @@ fail:
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#endif
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#if HAVE_OPENCL_DXVA2
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static void opencl_unmap_from_dxva2(AVHWFramesContext *dst_fc,
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HWMapDescriptor *hwmap)
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{
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AVOpenCLFrameDescriptor *desc = hwmap->priv;
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OpenCLDeviceContext *device_priv = dst_fc->device_ctx->internal->priv;
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OpenCLFramesContext *frames_priv = dst_fc->device_ctx->internal->priv;
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cl_event event;
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cl_int cle;
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av_log(dst_fc, AV_LOG_DEBUG, "Unmap DXVA2 surface from OpenCL.\n");
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cle = device_priv->clEnqueueReleaseDX9MediaSurfacesKHR(
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frames_priv->command_queue, desc->nb_planes, desc->planes,
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0, NULL, &event);
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if (cle != CL_SUCCESS) {
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av_log(dst_fc, AV_LOG_ERROR, "Failed to release surface "
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"handle: %d.\n", cle);
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return;
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}
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opencl_wait_events(dst_fc, &event, 1);
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}
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static int opencl_map_from_dxva2(AVHWFramesContext *dst_fc, AVFrame *dst,
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const AVFrame *src, int flags)
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{
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AVHWFramesContext *src_fc =
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(AVHWFramesContext*)src->hw_frames_ctx->data;
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AVDXVA2FramesContext *src_hwctx = src_fc->hwctx;
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OpenCLDeviceContext *device_priv = dst_fc->device_ctx->internal->priv;
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OpenCLFramesContext *frames_priv = dst_fc->internal->priv;
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AVOpenCLFrameDescriptor *desc;
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cl_event event;
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cl_int cle;
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int err, i;
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av_log(dst_fc, AV_LOG_DEBUG, "Map DXVA2 surface %p to "
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"OpenCL.\n", src->data[3]);
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for (i = 0; i < src_hwctx->nb_surfaces; i++) {
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if (src_hwctx->surfaces[i] == (IDirect3DSurface9*)src->data[3])
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break;
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}
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if (i >= src_hwctx->nb_surfaces) {
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av_log(dst_fc, AV_LOG_ERROR, "Trying to map from a surface which "
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"is not in the mapped frames context.\n");
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return AVERROR(EINVAL);
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}
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desc = &frames_priv->mapped_frames[i];
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cle = device_priv->clEnqueueAcquireDX9MediaSurfacesKHR(
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frames_priv->command_queue, desc->nb_planes, desc->planes,
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0, NULL, &event);
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if (cle != CL_SUCCESS) {
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av_log(dst_fc, AV_LOG_ERROR, "Failed to acquire surface "
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"handle: %d.\n", cle);
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return AVERROR(EIO);
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}
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err = opencl_wait_events(dst_fc, &event, 1);
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if (err < 0)
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goto fail;
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for (i = 0; i < desc->nb_planes; i++)
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dst->data[i] = (uint8_t*)desc->planes[i];
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err = ff_hwframe_map_create(dst->hw_frames_ctx, dst, src,
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&opencl_unmap_from_dxva2, desc);
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if (err < 0)
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goto fail;
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dst->width = src->width;
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dst->height = src->height;
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return 0;
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fail:
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cle = device_priv->clEnqueueReleaseDX9MediaSurfacesKHR(
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frames_priv->command_queue, desc->nb_planes, desc->planes,
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0, NULL, &event);
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if (cle == CL_SUCCESS)
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opencl_wait_events(dst_fc, &event, 1);
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return err;
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}
|
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static int opencl_frames_derive_from_dxva2(AVHWFramesContext *dst_fc,
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AVHWFramesContext *src_fc, int flags)
|
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{
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AVOpenCLDeviceContext *dst_dev = dst_fc->device_ctx->hwctx;
|
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AVDXVA2FramesContext *src_hwctx = src_fc->hwctx;
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OpenCLDeviceContext *device_priv = dst_fc->device_ctx->internal->priv;
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OpenCLFramesContext *frames_priv = dst_fc->internal->priv;
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cl_mem_flags cl_flags;
|
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cl_int cle;
|
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int err, i, p, nb_planes;
|
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|
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if (src_fc->sw_format != AV_PIX_FMT_NV12) {
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av_log(dst_fc, AV_LOG_ERROR, "Only NV12 textures are supported "
|
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"for DXVA2 to OpenCL mapping.\n");
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return AVERROR(EINVAL);
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}
|
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nb_planes = 2;
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|
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if (src_fc->initial_pool_size == 0) {
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av_log(dst_fc, AV_LOG_ERROR, "Only fixed-size pools are supported "
|
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"for DXVA2 to OpenCL mapping.\n");
|
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return AVERROR(EINVAL);
|
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}
|
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|
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cl_flags = opencl_mem_flags_for_mapping(flags);
|
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if (!cl_flags)
|
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return AVERROR(EINVAL);
|
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|
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frames_priv->nb_mapped_frames = src_hwctx->nb_surfaces;
|
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|
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frames_priv->mapped_frames =
|
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av_mallocz_array(frames_priv->nb_mapped_frames,
|
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sizeof(*frames_priv->mapped_frames));
|
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if (!frames_priv->mapped_frames)
|
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return AVERROR(ENOMEM);
|
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|
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for (i = 0; i < frames_priv->nb_mapped_frames; i++) {
|
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AVOpenCLFrameDescriptor *desc = &frames_priv->mapped_frames[i];
|
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cl_dx9_surface_info_khr surface_info = {
|
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.resource = src_hwctx->surfaces[i],
|
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.shared_handle = NULL,
|
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};
|
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desc->nb_planes = nb_planes;
|
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for (p = 0; p < nb_planes; p++) {
|
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desc->planes[p] =
|
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device_priv->clCreateFromDX9MediaSurfaceKHR(
|
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dst_dev->context, cl_flags,
|
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device_priv->dx9_media_adapter_type,
|
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&surface_info, p, &cle);
|
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if (!desc->planes[p]) {
|
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av_log(dst_fc, AV_LOG_ERROR, "Failed to create CL "
|
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"image from plane %d of DXVA2 surface %d: %d.\n",
|
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p, i, cle);
|
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err = AVERROR(EIO);
|
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goto fail;
|
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}
|
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}
|
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}
|
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|
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return 0;
|
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|
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fail:
|
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for (i = 0; i < frames_priv->nb_mapped_frames; i++) {
|
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AVOpenCLFrameDescriptor *desc = &frames_priv->mapped_frames[i];
|
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for (p = 0; p < desc->nb_planes; p++) {
|
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if (desc->planes[p])
|
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clReleaseMemObject(desc->planes[p]);
|
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}
|
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}
|
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av_freep(&frames_priv->mapped_frames);
|
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frames_priv->nb_mapped_frames = 0;
|
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return err;
|
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}
|
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|
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#endif
|
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|
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static int opencl_map_from(AVHWFramesContext *hwfc, AVFrame *dst,
|
||||
const AVFrame *src, int flags)
|
||||
{
|
||||
@ -1903,6 +2283,11 @@ static int opencl_map_to(AVHWFramesContext *hwfc, AVFrame *dst,
|
||||
case AV_PIX_FMT_VAAPI:
|
||||
if (priv->qsv_mapping_usable)
|
||||
return opencl_map_from_qsv(hwfc, dst, src, flags);
|
||||
#endif
|
||||
#if HAVE_OPENCL_DXVA2
|
||||
case AV_PIX_FMT_DXVA2_VLD:
|
||||
if (priv->dxva2_mapping_usable)
|
||||
return opencl_map_from_dxva2(hwfc, dst, src, flags);
|
||||
#endif
|
||||
}
|
||||
return AVERROR(ENOSYS);
|
||||
@ -1925,6 +2310,18 @@ static int opencl_frames_derive_to(AVHWFramesContext *dst_fc,
|
||||
if (!priv->qsv_mapping_usable)
|
||||
return AVERROR(ENOSYS);
|
||||
break;
|
||||
#endif
|
||||
#if HAVE_OPENCL_DXVA2
|
||||
case AV_HWDEVICE_TYPE_DXVA2:
|
||||
if (!priv->dxva2_mapping_usable)
|
||||
return AVERROR(ENOSYS);
|
||||
{
|
||||
int err;
|
||||
err = opencl_frames_derive_from_dxva2(dst_fc, src_fc, flags);
|
||||
if (err < 0)
|
||||
return err;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
default:
|
||||
return AVERROR(ENOSYS);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user