mirror of
https://github.com/obsproject/obs-studio.git
synced 2024-09-20 04:42:18 +02:00
53dee8f990
On Windows 10 and up, D3D11 should never fail, so the D3D9 code should
no longer be possible to hit and should no longer be needed.
Revert "obs-qsv11: Use d3d9 allocator on Win7"
This reverts commit b276b1633e
.
381 lines
9.2 KiB
C++
381 lines
9.2 KiB
C++
#include "common_utils.h"
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#include <time.h>
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#include <cpuid.h>
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#include <util/c99defs.h>
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#include <util/dstr.h>
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#include <va/va_drm.h>
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#include <va/va_str.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <string.h>
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#include <dirent.h>
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#include <obs.h>
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#include <obs-nix-platform.h>
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// Set during check_adapters to work-around VPL dispatcher not setting a VADisplay
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// for the MSDK runtime.
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static const char *default_h264_device = nullptr;
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static const char *default_hevc_device = nullptr;
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static const char *default_av1_device = nullptr;
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struct linux_data {
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int fd;
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VADisplay vaDisplay;
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};
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mfxStatus simple_alloc(mfxHDL pthis, mfxFrameAllocRequest *request,
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mfxFrameAllocResponse *response)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(request);
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UNUSED_PARAMETER(response);
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return MFX_ERR_UNSUPPORTED;
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}
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mfxStatus simple_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(mid);
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UNUSED_PARAMETER(ptr);
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return MFX_ERR_UNSUPPORTED;
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}
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mfxStatus simple_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(mid);
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UNUSED_PARAMETER(ptr);
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return MFX_ERR_UNSUPPORTED;
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}
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mfxStatus simple_gethdl(mfxHDL pthis, mfxMemId mid, mfxHDL *handle)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(mid);
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UNUSED_PARAMETER(handle);
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return MFX_ERR_UNSUPPORTED;
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}
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mfxStatus simple_free(mfxHDL pthis, mfxFrameAllocResponse *response)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(response);
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return MFX_ERR_UNSUPPORTED;
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}
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mfxStatus simple_copytex(mfxHDL pthis, mfxMemId mid, mfxU32 tex_handle,
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mfxU64 lock_key, mfxU64 *next_key)
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{
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UNUSED_PARAMETER(pthis);
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UNUSED_PARAMETER(mid);
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UNUSED_PARAMETER(tex_handle);
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UNUSED_PARAMETER(lock_key);
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UNUSED_PARAMETER(next_key);
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return MFX_ERR_UNSUPPORTED;
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}
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#if 0
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void ClearYUVSurfaceVMem(mfxMemId memId);
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void ClearRGBSurfaceVMem(mfxMemId memId);
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#endif
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// Initialize Intel VPL Session, device/display and memory manager
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mfxStatus Initialize(mfxVersion ver, mfxSession *pSession,
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mfxFrameAllocator *pmfxAllocator, mfxHDL *deviceHandle,
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bool bCreateSharedHandles, enum qsv_codec codec,
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void **data)
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{
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UNUSED_PARAMETER(ver);
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UNUSED_PARAMETER(pmfxAllocator);
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UNUSED_PARAMETER(deviceHandle);
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UNUSED_PARAMETER(bCreateSharedHandles);
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mfxStatus sts = MFX_ERR_NONE;
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mfxVariant impl;
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// Initialize Intel VPL Session
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mfxLoader loader = MFXLoad();
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mfxConfig cfg = MFXCreateConfig(loader);
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impl.Type = MFX_VARIANT_TYPE_U32;
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impl.Data.U32 = MFX_IMPL_TYPE_HARDWARE;
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MFXSetConfigFilterProperty(
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cfg, (const mfxU8 *)"mfxImplDescription.Impl", impl);
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impl.Type = MFX_VARIANT_TYPE_U32;
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impl.Data.U32 = INTEL_VENDOR_ID;
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MFXSetConfigFilterProperty(
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cfg, (const mfxU8 *)"mfxImplDescription.VendorID", impl);
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impl.Type = MFX_VARIANT_TYPE_U32;
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impl.Data.U32 = MFX_ACCEL_MODE_VIA_VAAPI_DRM_RENDER_NODE;
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MFXSetConfigFilterProperty(
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cfg, (const mfxU8 *)"mfxImplDescription.AccelerationMode",
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impl);
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int fd = -1;
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if (codec == QSV_CODEC_AVC && default_h264_device)
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fd = open(default_h264_device, O_RDWR);
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if (codec == QSV_CODEC_HEVC && default_hevc_device)
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fd = open(default_hevc_device, O_RDWR);
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if (codec == QSV_CODEC_AV1 && default_av1_device)
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fd = open(default_av1_device, O_RDWR);
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if (fd < 0) {
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blog(LOG_ERROR, "Failed to open device '%s'",
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default_h264_device);
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return MFX_ERR_DEVICE_FAILED;
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}
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mfxHDL vaDisplay = vaGetDisplayDRM(fd);
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if (!vaDisplay) {
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return MFX_ERR_DEVICE_FAILED;
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}
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sts = MFXCreateSession(loader, 0, pSession);
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if (MFX_ERR_NONE > sts) {
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blog(LOG_ERROR, "Failed to initialize MFX");
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MSDK_PRINT_RET_MSG(sts);
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close(fd);
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return sts;
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}
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// VPL expects the VADisplay to be initialized.
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int major;
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int minor;
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if (vaInitialize(vaDisplay, &major, &minor) != VA_STATUS_SUCCESS) {
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blog(LOG_ERROR, "Failed to initialize VA-API");
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vaTerminate(vaDisplay);
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close(fd);
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return MFX_ERR_DEVICE_FAILED;
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}
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sts = MFXVideoCORE_SetHandle(*pSession, MFX_HANDLE_VA_DISPLAY,
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vaDisplay);
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MSDK_CHECK_RESULT(sts, MFX_ERR_NONE, sts);
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struct linux_data *d =
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(struct linux_data *)bmalloc(sizeof(struct linux_data));
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d->fd = fd;
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d->vaDisplay = (VADisplay)vaDisplay;
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*data = d;
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return sts;
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}
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void Release() {}
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// Release per session resources.
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void ReleaseSessionData(void *data)
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{
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struct linux_data *d = (struct linux_data *)data;
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if (d) {
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vaTerminate(d->vaDisplay);
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close(d->fd);
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bfree(d);
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}
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}
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void mfxGetTime(mfxTime *timestamp)
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{
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clock_gettime(CLOCK_MONOTONIC, timestamp);
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}
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double TimeDiffMsec(mfxTime tfinish, mfxTime tstart)
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{
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UNUSED_PARAMETER(tfinish);
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UNUSED_PARAMETER(tstart);
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//TODO, unused so far it seems
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return 0.0;
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}
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extern "C" void util_cpuid(int cpuinfo[4], int level)
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{
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__get_cpuid(level, (unsigned int *)&cpuinfo[0],
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(unsigned int *)&cpuinfo[1], (unsigned int *)&cpuinfo[2],
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(unsigned int *)&cpuinfo[3]);
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}
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struct vaapi_device {
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int fd;
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VADisplay display;
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const char *driver;
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};
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static void vaapi_open(char *device_path, struct vaapi_device *device)
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{
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int fd = open(device_path, O_RDWR);
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if (fd < 0) {
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return;
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}
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VADisplay display = vaGetDisplayDRM(fd);
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if (!display) {
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close(fd);
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return;
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}
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// VA-API is noisy by default.
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vaSetInfoCallback(display, nullptr, nullptr);
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vaSetErrorCallback(display, nullptr, nullptr);
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int major;
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int minor;
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if (vaInitialize(display, &major, &minor) != VA_STATUS_SUCCESS) {
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vaTerminate(display);
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close(fd);
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return;
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}
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const char *driver = vaQueryVendorString(display);
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if (strstr(driver, "Intel i965 driver") != nullptr) {
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blog(LOG_WARNING,
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"Legacy intel-vaapi-driver detected, incompatible with QSV");
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vaTerminate(display);
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close(fd);
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return;
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}
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device->fd = fd;
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device->display = display;
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device->driver = driver;
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}
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static void vaapi_close(struct vaapi_device *device)
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{
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vaTerminate(device->display);
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close(device->fd);
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}
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static uint32_t vaapi_check_support(VADisplay display, VAProfile profile,
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VAEntrypoint entrypoint)
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{
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bool ret = false;
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VAConfigAttrib attrib[1];
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attrib->type = VAConfigAttribRateControl;
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VAStatus va_status =
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vaGetConfigAttributes(display, profile, entrypoint, attrib, 1);
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uint32_t rc = 0;
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switch (va_status) {
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case VA_STATUS_SUCCESS:
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rc = attrib->value;
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break;
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case VA_STATUS_ERROR_UNSUPPORTED_PROFILE:
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case VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT:
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default:
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break;
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}
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return (rc & VA_RC_CBR || rc & VA_RC_CQP || rc & VA_RC_VBR);
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}
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static bool vaapi_supports_h264(VADisplay display)
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{
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bool ret = false;
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ret |= vaapi_check_support(display, VAProfileH264ConstrainedBaseline,
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VAEntrypointEncSlice);
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ret |= vaapi_check_support(display, VAProfileH264Main,
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VAEntrypointEncSlice);
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ret |= vaapi_check_support(display, VAProfileH264High,
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VAEntrypointEncSlice);
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if (!ret) {
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ret |= vaapi_check_support(display,
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VAProfileH264ConstrainedBaseline,
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VAEntrypointEncSliceLP);
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ret |= vaapi_check_support(display, VAProfileH264Main,
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VAEntrypointEncSliceLP);
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ret |= vaapi_check_support(display, VAProfileH264High,
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VAEntrypointEncSliceLP);
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}
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return ret;
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}
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static bool vaapi_supports_av1(VADisplay display)
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{
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bool ret = false;
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// Are there any devices with non-LowPower entrypoints?
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ret |= vaapi_check_support(display, VAProfileAV1Profile0,
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VAEntrypointEncSlice);
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ret |= vaapi_check_support(display, VAProfileAV1Profile0,
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VAEntrypointEncSliceLP);
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return ret;
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}
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static bool vaapi_supports_hevc(VADisplay display)
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{
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bool ret = false;
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ret |= vaapi_check_support(display, VAProfileHEVCMain,
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VAEntrypointEncSlice);
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ret |= vaapi_check_support(display, VAProfileHEVCMain,
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VAEntrypointEncSliceLP);
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return ret;
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}
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void check_adapters(struct adapter_info *adapters, size_t *adapter_count)
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{
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struct dstr full_path;
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struct dirent **namelist;
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int no;
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int adapter_idx;
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const char *base_dir = "/dev/dri/";
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dstr_init(&full_path);
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if ((no = scandir(base_dir, &namelist, 0, alphasort)) > 0) {
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for (int i = 0; i < no; i++) {
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struct adapter_info *adapter;
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struct dirent *dp;
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struct vaapi_device device = {0};
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dp = namelist[i];
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if (strstr(dp->d_name, "renderD") == nullptr)
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goto next_entry;
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adapter_idx = atoi(&dp->d_name[7]) - 128;
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if (adapter_idx >= (ssize_t)*adapter_count ||
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adapter_idx < 0)
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goto next_entry;
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*adapter_count = adapter_idx + 1;
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dstr_copy(&full_path, base_dir);
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dstr_cat(&full_path, dp->d_name);
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vaapi_open(full_path.array, &device);
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if (!device.display)
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goto next_entry;
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adapter = &adapters[adapter_idx];
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adapter->is_intel = strstr(device.driver, "Intel") !=
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nullptr;
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// This is currently only used for LowPower coding which is busted on VA-API anyway.
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adapter->is_dgpu = false;
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adapter->supports_av1 =
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vaapi_supports_av1(device.display);
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adapter->supports_hevc =
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vaapi_supports_hevc(device.display);
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if (adapter->is_intel && default_h264_device == nullptr)
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default_h264_device = strdup(full_path.array);
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if (adapter->is_intel && adapter->supports_av1 &&
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default_av1_device == nullptr)
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default_av1_device = strdup(full_path.array);
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if (adapter->is_intel && adapter->supports_hevc &&
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default_hevc_device == nullptr)
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default_hevc_device = strdup(full_path.array);
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vaapi_close(&device);
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next_entry:
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free(dp);
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}
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free(namelist);
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}
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dstr_free(&full_path);
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}
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