diff options
Diffstat (limited to 'libhb/nvenc_common.c')
| -rw-r--r-- | libhb/nvenc_common.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libhb/nvenc_common.c b/libhb/nvenc_common.c index 15d839e2d..538ea4f39 100644 --- a/libhb/nvenc_common.c +++ b/libhb/nvenc_common.c @@ -35,6 +35,7 @@ int hb_nvenc_h265_available() #endif } +static int isAvailable = -1; int hb_check_nvenc_available() { if (is_hardware_disabled()) @@ -42,6 +43,10 @@ int hb_check_nvenc_available() return 0; } + if (isAvailable != -1){ + return isAvailable; + } + #if HB_PROJECT_FEATURE_NVENC uint32_t nvenc_ver; void *context = NULL; @@ -49,15 +54,25 @@ int hb_check_nvenc_available() int loadErr = nvenc_load_functions(&nvenc_dl, context); if (loadErr < 0) { + isAvailable = 0; return 0; } NVENCSTATUS apiErr = nvenc_dl->NvEncodeAPIGetMaxSupportedVersion(&nvenc_ver); if (apiErr != NV_ENC_SUCCESS) { + isAvailable = 0; + return 0; + } + + hb_log("Nvenc version %d.%d\n", nvenc_ver >> 4, nvenc_ver & 0xf); + if ((NVENCAPI_MAJOR_VERSION << 4 | NVENCAPI_MINOR_VERSION) > nvenc_ver) { + hb_log("NVENC version not supported. Disabling feature."); + isAvailable = 0; return 0; } + isAvailable = 1; return 1; #else return 0; |