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Attempt to fix nvenc query on old nvidia cards (driver version 470)

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dec05eba
2024-09-20 18:11:08 +02:00
parent aef223d844
commit 3775db5565
1 changed files with 8 additions and 3 deletions
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11
src/encoder/video/cuda.c
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@@ -281,6 +281,7 @@ static bool get_supported_video_codecs(const NV_ENCODE_API_FUNCTION_LIST *functi
}
#define NVENCAPI_VERSION_470 (11 | (1 << 24))
#define NVENCAPI_STRUCT_VERSION_470(ver) ((uint32_t)NVENCAPI_VERSION_470 | ((ver)<<16) | (0x7 << 28))
static gsr_supported_video_codecs gsr_video_encoder_cuda_get_supported_codecs(gsr_video_encoder *encoder, bool cleanup) {
(void)encoder;
@@ -310,13 +311,16 @@ static gsr_supported_video_codecs gsr_video_encoder_cuda_get_supported_codecs(gs
memset(&function_list, 0, sizeof(function_list));
function_list.version = NV_ENCODE_API_FUNCTION_LIST_VER;
if(nvEncodeAPICreateInstance(&function_list) != NV_ENC_SUCCESS) {
fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncodeAPICreateInstance failed\n");
goto done;
function_list.version = NVENCAPI_STRUCT_VERSION_470(2);
if(nvEncodeAPICreateInstance(&function_list) != NV_ENC_SUCCESS) {
fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncodeAPICreateInstance failed\n");
goto done;
}
}
NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS params;
memset(&params, 0, sizeof(params));
params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER;
params.version = NVENCAPI_STRUCT_VERSION(1);
params.deviceType = NV_ENC_DEVICE_TYPE_CUDA;
params.device = cuda.cu_ctx;
params.apiVersion = NVENCAPI_VERSION;
@@ -325,6 +329,7 @@ static gsr_supported_video_codecs gsr_video_encoder_cuda_get_supported_codecs(gs
if(function_list.nvEncOpenEncodeSessionEx(&params, &nvenc_encoder) != NV_ENC_SUCCESS) {
// Old nvidia gpus dont support the new nvenc api (which is required for av1).
// In such cases fallback to old api version if possible and try again.
params.version = NVENCAPI_STRUCT_VERSION_470(1);
params.apiVersion = NVENCAPI_VERSION_470;
if(function_list.nvEncOpenEncodeSessionEx(&params, &nvenc_encoder) != NV_ENC_SUCCESS) {
fprintf(stderr, "gsr error: gsr_video_encoder_cuda_get_supported_codecs: nvEncOpenEncodeSessionEx failed\n");