X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fnvenc.c;h=ae1612ff2a981b461bd5ec1cf427ec7e6a501e6b;hb=808356c61c6ed05467d4351b12dd34938705cd65;hp=bcafc20c033e612a892b797435b32d3aae8251a1;hpb=f0d4f3026d0fabeaa600bee493d5e85996445c3d;p=ffmpeg diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index bcafc20c033..ae1612ff2a9 100644 --- a/libavcodec/nvenc.c +++ b/libavcodec/nvenc.c @@ -19,664 +19,847 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "config.h" + #if defined(_WIN32) #include + +#define CUDA_LIBNAME TEXT("nvcuda.dll") +#if ARCH_X86_64 +#define NVENC_LIBNAME TEXT("nvEncodeAPI64.dll") #else -#include +#define NVENC_LIBNAME TEXT("nvEncodeAPI.dll") #endif -#include +#define dlopen(filename, flags) LoadLibrary((filename)) +#define dlsym(handle, symbol) GetProcAddress(handle, symbol) +#define dlclose(handle) FreeLibrary(handle) +#else +#include + +#define CUDA_LIBNAME "libcuda.so" +#define NVENC_LIBNAME "libnvidia-encode.so" +#endif -#include "libavutil/internal.h" +#include "libavutil/hwcontext.h" #include "libavutil/imgutils.h" #include "libavutil/avassert.h" -#include "libavutil/opt.h" #include "libavutil/mem.h" -#include "avcodec.h" #include "internal.h" -#include "thread.h" - -#if defined(_WIN32) -#define CUDAAPI __stdcall -#else -#define CUDAAPI -#endif - -#if defined(_WIN32) -#define LOAD_FUNC(l, s) GetProcAddress(l, s) -#define DL_CLOSE_FUNC(l) FreeLibrary(l) -#else -#define LOAD_FUNC(l, s) dlsym(l, s) -#define DL_CLOSE_FUNC(l) dlclose(l) +#include "nvenc.h" + +#define NVENC_CAP 0x30 +#define IS_CBR(rc) (rc == NV_ENC_PARAMS_RC_CBR || \ + rc == NV_ENC_PARAMS_RC_2_PASS_QUALITY || \ + rc == NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP) + +#define LOAD_LIBRARY(l, path) \ + do { \ + if (!((l) = dlopen(path, RTLD_LAZY))) { \ + av_log(avctx, AV_LOG_ERROR, \ + "Cannot load %s\n", \ + path); \ + return AVERROR_UNKNOWN; \ + } \ + } while (0) + +#define LOAD_SYMBOL(fun, lib, symbol) \ + do { \ + if (!((fun) = dlsym(lib, symbol))) { \ + av_log(avctx, AV_LOG_ERROR, \ + "Cannot load %s\n", \ + symbol); \ + return AVERROR_UNKNOWN; \ + } \ + } while (0) + +const enum AVPixelFormat ff_nvenc_pix_fmts[] = { + AV_PIX_FMT_YUV420P, + AV_PIX_FMT_NV12, + AV_PIX_FMT_YUV444P, +#if CONFIG_CUDA + AV_PIX_FMT_CUDA, #endif + AV_PIX_FMT_NONE +}; -typedef enum cudaError_enum { - CUDA_SUCCESS = 0 -} CUresult; -typedef int CUdevice; -typedef void* CUcontext; - -typedef CUresult(CUDAAPI *PCUINIT)(unsigned int Flags); -typedef CUresult(CUDAAPI *PCUDEVICEGETCOUNT)(int *count); -typedef CUresult(CUDAAPI *PCUDEVICEGET)(CUdevice *device, int ordinal); -typedef CUresult(CUDAAPI *PCUDEVICEGETNAME)(char *name, int len, CUdevice dev); -typedef CUresult(CUDAAPI *PCUDEVICECOMPUTECAPABILITY)(int *major, int *minor, CUdevice dev); -typedef CUresult(CUDAAPI *PCUCTXCREATE)(CUcontext *pctx, unsigned int flags, CUdevice dev); -typedef CUresult(CUDAAPI *PCUCTXPOPCURRENT)(CUcontext *pctx); -typedef CUresult(CUDAAPI *PCUCTXDESTROY)(CUcontext ctx); - -typedef NVENCSTATUS (NVENCAPI* PNVENCODEAPICREATEINSTANCE)(NV_ENCODE_API_FUNCTION_LIST *functionList); - -typedef struct NvencInputSurface -{ - NV_ENC_INPUT_PTR input_surface; - int width; - int height; - - int lockCount; - - NV_ENC_BUFFER_FORMAT format; -} NvencInputSurface; - -typedef struct NvencOutputSurface -{ - NV_ENC_OUTPUT_PTR output_surface; - int size; - - NvencInputSurface* input_surface; - - int busy; -} NvencOutputSurface; +static const struct { + NVENCSTATUS nverr; + int averr; + const char *desc; +} nvenc_errors[] = { + { NV_ENC_SUCCESS, 0, "success" }, + { NV_ENC_ERR_NO_ENCODE_DEVICE, AVERROR(ENOENT), "no encode device" }, + { NV_ENC_ERR_UNSUPPORTED_DEVICE, AVERROR(ENOSYS), "unsupported device" }, + { NV_ENC_ERR_INVALID_ENCODERDEVICE, AVERROR(EINVAL), "invalid encoder device" }, + { NV_ENC_ERR_INVALID_DEVICE, AVERROR(EINVAL), "invalid device" }, + { NV_ENC_ERR_DEVICE_NOT_EXIST, AVERROR(EIO), "device does not exist" }, + { NV_ENC_ERR_INVALID_PTR, AVERROR(EFAULT), "invalid ptr" }, + { NV_ENC_ERR_INVALID_EVENT, AVERROR(EINVAL), "invalid event" }, + { NV_ENC_ERR_INVALID_PARAM, AVERROR(EINVAL), "invalid param" }, + { NV_ENC_ERR_INVALID_CALL, AVERROR(EINVAL), "invalid call" }, + { NV_ENC_ERR_OUT_OF_MEMORY, AVERROR(ENOMEM), "out of memory" }, + { NV_ENC_ERR_ENCODER_NOT_INITIALIZED, AVERROR(EINVAL), "encoder not initialized" }, + { NV_ENC_ERR_UNSUPPORTED_PARAM, AVERROR(ENOSYS), "unsupported param" }, + { NV_ENC_ERR_LOCK_BUSY, AVERROR(EAGAIN), "lock busy" }, + { NV_ENC_ERR_NOT_ENOUGH_BUFFER, AVERROR(ENOBUFS), "not enough buffer" }, + { NV_ENC_ERR_INVALID_VERSION, AVERROR(EINVAL), "invalid version" }, + { NV_ENC_ERR_MAP_FAILED, AVERROR(EIO), "map failed" }, + { NV_ENC_ERR_NEED_MORE_INPUT, AVERROR(EAGAIN), "need more input" }, + { NV_ENC_ERR_ENCODER_BUSY, AVERROR(EAGAIN), "encoder busy" }, + { NV_ENC_ERR_EVENT_NOT_REGISTERD, AVERROR(EBADF), "event not registered" }, + { NV_ENC_ERR_GENERIC, AVERROR_UNKNOWN, "generic error" }, + { NV_ENC_ERR_INCOMPATIBLE_CLIENT_KEY, AVERROR(EINVAL), "incompatible client key" }, + { NV_ENC_ERR_UNIMPLEMENTED, AVERROR(ENOSYS), "unimplemented" }, + { NV_ENC_ERR_RESOURCE_REGISTER_FAILED, AVERROR(EIO), "resource register failed" }, + { NV_ENC_ERR_RESOURCE_NOT_REGISTERED, AVERROR(EBADF), "resource not registered" }, + { NV_ENC_ERR_RESOURCE_NOT_MAPPED, AVERROR(EBADF), "resource not mapped" }, +}; -typedef struct NvencData +static int nvenc_map_error(NVENCSTATUS err, const char **desc) { - union { - int64_t timestamp; - NvencOutputSurface *surface; - } u; -} NvencData; + int i; + for (i = 0; i < FF_ARRAY_ELEMS(nvenc_errors); i++) { + if (nvenc_errors[i].nverr == err) { + if (desc) + *desc = nvenc_errors[i].desc; + return nvenc_errors[i].averr; + } + } + if (desc) + *desc = "unknown error"; + return AVERROR_UNKNOWN; +} -typedef struct NvencDataList +static int nvenc_print_error(void *log_ctx, NVENCSTATUS err, + const char *error_string) { - NvencData* data; - - uint32_t pos; - uint32_t count; - uint32_t size; -} NvencDataList; + const char *desc; + int ret; + ret = nvenc_map_error(err, &desc); + av_log(log_ctx, AV_LOG_ERROR, "%s: %s (%d)\n", error_string, desc, err); + return ret; +} -typedef struct NvencDynLoadFunctions +static av_cold int nvenc_load_libraries(AVCodecContext *avctx) { - PCUINIT cu_init; - PCUDEVICEGETCOUNT cu_device_get_count; - PCUDEVICEGET cu_device_get; - PCUDEVICEGETNAME cu_device_get_name; - PCUDEVICECOMPUTECAPABILITY cu_device_compute_capability; - PCUCTXCREATE cu_ctx_create; - PCUCTXPOPCURRENT cu_ctx_pop_current; - PCUCTXDESTROY cu_ctx_destroy; - - NV_ENCODE_API_FUNCTION_LIST nvenc_funcs; - int nvenc_device_count; - CUdevice nvenc_devices[16]; - -#if defined(_WIN32) - HMODULE cuda_lib; - HMODULE nvenc_lib; + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + PNVENCODEAPICREATEINSTANCE nvenc_create_instance; + NVENCSTATUS err; + +#if CONFIG_CUDA + dl_fn->cu_init = cuInit; + dl_fn->cu_device_get_count = cuDeviceGetCount; + dl_fn->cu_device_get = cuDeviceGet; + dl_fn->cu_device_get_name = cuDeviceGetName; + dl_fn->cu_device_compute_capability = cuDeviceComputeCapability; + dl_fn->cu_ctx_create = cuCtxCreate_v2; + dl_fn->cu_ctx_pop_current = cuCtxPopCurrent_v2; + dl_fn->cu_ctx_destroy = cuCtxDestroy_v2; #else - void* cuda_lib; - void* nvenc_lib; + LOAD_LIBRARY(dl_fn->cuda, CUDA_LIBNAME); + + LOAD_SYMBOL(dl_fn->cu_init, dl_fn->cuda, "cuInit"); + LOAD_SYMBOL(dl_fn->cu_device_get_count, dl_fn->cuda, "cuDeviceGetCount"); + LOAD_SYMBOL(dl_fn->cu_device_get, dl_fn->cuda, "cuDeviceGet"); + LOAD_SYMBOL(dl_fn->cu_device_get_name, dl_fn->cuda, "cuDeviceGetName"); + LOAD_SYMBOL(dl_fn->cu_device_compute_capability, dl_fn->cuda, + "cuDeviceComputeCapability"); + LOAD_SYMBOL(dl_fn->cu_ctx_create, dl_fn->cuda, "cuCtxCreate_v2"); + LOAD_SYMBOL(dl_fn->cu_ctx_pop_current, dl_fn->cuda, "cuCtxPopCurrent_v2"); + LOAD_SYMBOL(dl_fn->cu_ctx_destroy, dl_fn->cuda, "cuCtxDestroy_v2"); #endif -} NvencDynLoadFunctions; -typedef struct NvencValuePair -{ - const char *str; - uint32_t num; -} NvencValuePair; + LOAD_LIBRARY(dl_fn->nvenc, NVENC_LIBNAME); -typedef struct NvencContext -{ - AVClass *avclass; - - NvencDynLoadFunctions nvenc_dload_funcs; - - NV_ENC_INITIALIZE_PARAMS init_encode_params; - NV_ENC_CONFIG encode_config; - CUcontext cu_context; - - int max_surface_count; - NvencInputSurface *input_surfaces; - NvencOutputSurface *output_surfaces; - - NvencDataList output_surface_queue; - NvencDataList output_surface_ready_queue; - NvencDataList timestamp_list; - int64_t last_dts; - - void *nvencoder; - - char *preset; - char *profile; - char *level; - char *tier; - int cbr; - int twopass; - int gpu; - int buffer_delay; -} NvencContext; - -static const NvencValuePair nvenc_h264_level_pairs[] = { - { "auto", NV_ENC_LEVEL_AUTOSELECT }, - { "1" , NV_ENC_LEVEL_H264_1 }, - { "1.0" , NV_ENC_LEVEL_H264_1 }, - { "1b" , NV_ENC_LEVEL_H264_1b }, - { "1.0b", NV_ENC_LEVEL_H264_1b }, - { "1.1" , NV_ENC_LEVEL_H264_11 }, - { "1.2" , NV_ENC_LEVEL_H264_12 }, - { "1.3" , NV_ENC_LEVEL_H264_13 }, - { "2" , NV_ENC_LEVEL_H264_2 }, - { "2.0" , NV_ENC_LEVEL_H264_2 }, - { "2.1" , NV_ENC_LEVEL_H264_21 }, - { "2.2" , NV_ENC_LEVEL_H264_22 }, - { "3" , NV_ENC_LEVEL_H264_3 }, - { "3.0" , NV_ENC_LEVEL_H264_3 }, - { "3.1" , NV_ENC_LEVEL_H264_31 }, - { "3.2" , NV_ENC_LEVEL_H264_32 }, - { "4" , NV_ENC_LEVEL_H264_4 }, - { "4.0" , NV_ENC_LEVEL_H264_4 }, - { "4.1" , NV_ENC_LEVEL_H264_41 }, - { "4.2" , NV_ENC_LEVEL_H264_42 }, - { "5" , NV_ENC_LEVEL_H264_5 }, - { "5.0" , NV_ENC_LEVEL_H264_5 }, - { "5.1" , NV_ENC_LEVEL_H264_51 }, - { NULL } -}; + LOAD_SYMBOL(nvenc_create_instance, dl_fn->nvenc, + "NvEncodeAPICreateInstance"); -static const NvencValuePair nvenc_hevc_level_pairs[] = { - { "auto", NV_ENC_LEVEL_AUTOSELECT }, - { "1" , NV_ENC_LEVEL_HEVC_1 }, - { "1.0" , NV_ENC_LEVEL_HEVC_1 }, - { "2" , NV_ENC_LEVEL_HEVC_2 }, - { "2.0" , NV_ENC_LEVEL_HEVC_2 }, - { "2.1" , NV_ENC_LEVEL_HEVC_21 }, - { "3" , NV_ENC_LEVEL_HEVC_3 }, - { "3.0" , NV_ENC_LEVEL_HEVC_3 }, - { "3.1" , NV_ENC_LEVEL_HEVC_31 }, - { "4" , NV_ENC_LEVEL_HEVC_4 }, - { "4.0" , NV_ENC_LEVEL_HEVC_4 }, - { "4.1" , NV_ENC_LEVEL_HEVC_41 }, - { "5" , NV_ENC_LEVEL_HEVC_5 }, - { "5.0" , NV_ENC_LEVEL_HEVC_5 }, - { "5.1" , NV_ENC_LEVEL_HEVC_51 }, - { "5.2" , NV_ENC_LEVEL_HEVC_52 }, - { "6" , NV_ENC_LEVEL_HEVC_6 }, - { "6.0" , NV_ENC_LEVEL_HEVC_6 }, - { "6.1" , NV_ENC_LEVEL_HEVC_61 }, - { "6.2" , NV_ENC_LEVEL_HEVC_62 }, - { NULL } -}; + dl_fn->nvenc_funcs.version = NV_ENCODE_API_FUNCTION_LIST_VER; -static int input_string_to_uint32(AVCodecContext *avctx, const NvencValuePair *pair, const char *input, uint32_t *output) -{ - for (; pair->str; ++pair) { - if (!strcmp(input, pair->str)) { - *output = pair->num; - return 0; - } - } + err = nvenc_create_instance(&dl_fn->nvenc_funcs); + if (err != NV_ENC_SUCCESS) + return nvenc_print_error(avctx, err, "Failed to create nvenc instance"); - return AVERROR(EINVAL); + av_log(avctx, AV_LOG_VERBOSE, "Nvenc initialized successfully\n"); + + return 0; } -static NvencData* data_queue_dequeue(NvencDataList* queue) +static av_cold int nvenc_open_session(AVCodecContext *avctx) { - uint32_t mask; - uint32_t read_pos; - - av_assert0(queue); - av_assert0(queue->size); - av_assert0(queue->data); + NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS params = { 0 }; + NvencContext *ctx = avctx->priv_data; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &ctx->nvenc_dload_funcs.nvenc_funcs; + NVENCSTATUS ret; - if (!queue->count) - return NULL; + params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER; + params.apiVersion = NVENCAPI_VERSION; + params.device = ctx->cu_context; + params.deviceType = NV_ENC_DEVICE_TYPE_CUDA; - /* Size always is a multiple of two */ - mask = queue->size - 1; - read_pos = (queue->pos - queue->count) & mask; - queue->count--; + ret = p_nvenc->nvEncOpenEncodeSessionEx(¶ms, &ctx->nvencoder); + if (ret != NV_ENC_SUCCESS) { + ctx->nvencoder = NULL; + return nvenc_print_error(avctx, ret, "OpenEncodeSessionEx failed"); + } - return &queue->data[read_pos]; + return 0; } -static int data_queue_enqueue(NvencDataList* queue, NvencData *data) +static int nvenc_check_codec_support(AVCodecContext *avctx) { - NvencDataList new_queue; - NvencData* tmp_data; - uint32_t mask; + NvencContext *ctx = avctx->priv_data; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &ctx->nvenc_dload_funcs.nvenc_funcs; + int i, ret, count = 0; + GUID *guids = NULL; - if (!queue->size) { - /* size always has to be a multiple of two */ - queue->size = 4; - queue->pos = 0; - queue->count = 0; + ret = p_nvenc->nvEncGetEncodeGUIDCount(ctx->nvencoder, &count); - queue->data = av_malloc(queue->size * sizeof(*(queue->data))); + if (ret != NV_ENC_SUCCESS || !count) + return AVERROR(ENOSYS); - if (!queue->data) { - queue->size = 0; - return AVERROR(ENOMEM); - } + guids = av_malloc(count * sizeof(GUID)); + if (!guids) + return AVERROR(ENOMEM); + + ret = p_nvenc->nvEncGetEncodeGUIDs(ctx->nvencoder, guids, count, &count); + if (ret != NV_ENC_SUCCESS) { + ret = AVERROR(ENOSYS); + goto fail; } - if (queue->count == queue->size) { - new_queue.size = queue->size << 1; - new_queue.pos = 0; - new_queue.count = 0; - new_queue.data = av_malloc(new_queue.size * sizeof(*(queue->data))); + ret = AVERROR(ENOSYS); + for (i = 0; i < count; i++) { + if (!memcmp(&guids[i], &ctx->init_encode_params.encodeGUID, sizeof(*guids))) { + ret = 0; + break; + } + } - if (!new_queue.data) - return AVERROR(ENOMEM); +fail: + av_free(guids); - while (tmp_data = data_queue_dequeue(queue)) - data_queue_enqueue(&new_queue, tmp_data); + return ret; +} - av_free(queue->data); - *queue = new_queue; - } +static int nvenc_check_cap(AVCodecContext *avctx, NV_ENC_CAPS cap) +{ + NvencContext *ctx = avctx->priv_data; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &ctx->nvenc_dload_funcs.nvenc_funcs; + NV_ENC_CAPS_PARAM params = { 0 }; + int ret, val = 0; - mask = queue->size - 1; + params.version = NV_ENC_CAPS_PARAM_VER; + params.capsToQuery = cap; - queue->data[queue->pos] = *data; - queue->pos = (queue->pos + 1) & mask; - queue->count++; + ret = p_nvenc->nvEncGetEncodeCaps(ctx->nvencoder, ctx->init_encode_params.encodeGUID, ¶ms, &val); + if (ret == NV_ENC_SUCCESS) + return val; return 0; } -static int out_surf_queue_enqueue(NvencDataList* queue, NvencOutputSurface* surface) +static int nvenc_check_capabilities(AVCodecContext *avctx) { - NvencData data; - data.u.surface = surface; + NvencContext *ctx = avctx->priv_data; + int ret; - return data_queue_enqueue(queue, &data); -} + ret = nvenc_check_codec_support(avctx); + if (ret < 0) { + av_log(avctx, AV_LOG_VERBOSE, "Codec not supported\n"); + return ret; + } -static NvencOutputSurface* out_surf_queue_dequeue(NvencDataList* queue) -{ - NvencData* res = data_queue_dequeue(queue); + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_YUV444_ENCODE); + if (ctx->data_pix_fmt == AV_PIX_FMT_YUV444P && ret <= 0) { + av_log(avctx, AV_LOG_VERBOSE, "YUV444P not supported\n"); + return AVERROR(ENOSYS); + } - if (!res) - return NULL; + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_LOSSLESS_ENCODE); + if (ctx->preset >= PRESET_LOSSLESS_DEFAULT && ret <= 0) { + av_log(avctx, AV_LOG_VERBOSE, "Lossless encoding not supported\n"); + return AVERROR(ENOSYS); + } - return res->u.surface; -} + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_WIDTH_MAX); + if (ret < avctx->width) { + av_log(avctx, AV_LOG_VERBOSE, "Width %d exceeds %d\n", + avctx->width, ret); + return AVERROR(ENOSYS); + } -static int timestamp_queue_enqueue(NvencDataList* queue, int64_t timestamp) -{ - NvencData data; - data.u.timestamp = timestamp; + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_HEIGHT_MAX); + if (ret < avctx->height) { + av_log(avctx, AV_LOG_VERBOSE, "Height %d exceeds %d\n", + avctx->height, ret); + return AVERROR(ENOSYS); + } - return data_queue_enqueue(queue, &data); -} + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_NUM_MAX_BFRAMES); + if (ret < avctx->max_b_frames) { + av_log(avctx, AV_LOG_VERBOSE, "Max b-frames %d exceed %d\n", + avctx->max_b_frames, ret); -static int64_t timestamp_queue_dequeue(NvencDataList* queue) -{ - NvencData* res = data_queue_dequeue(queue); + return AVERROR(ENOSYS); + } - if (!res) - return AV_NOPTS_VALUE; + ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_FIELD_ENCODING); + if (ret < 1 && avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { + av_log(avctx, AV_LOG_VERBOSE, + "Interlaced encoding is not supported. Supported level: %d\n", + ret); + return AVERROR(ENOSYS); + } - return res->u.timestamp; + return 0; } -#define CHECK_LOAD_FUNC(t, f, s) \ -do { \ - (f) = (t)LOAD_FUNC(dl_fn->cuda_lib, s); \ - if (!(f)) { \ - av_log(avctx, AV_LOG_FATAL, "Failed loading %s from CUDA library\n", s); \ - goto error; \ - } \ -} while (0) - -static av_cold int nvenc_dyload_cuda(AVCodecContext *avctx) +static av_cold int nvenc_check_device(AVCodecContext *avctx, int idx) { NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + char name[128] = { 0}; + int major, minor, ret; + CUresult cu_res; + CUdevice cu_device; + CUcontext dummy; + int loglevel = AV_LOG_VERBOSE; - if (dl_fn->cuda_lib) - return 1; + if (ctx->device == LIST_DEVICES) + loglevel = AV_LOG_INFO; -#if defined(_WIN32) - dl_fn->cuda_lib = LoadLibrary(TEXT("nvcuda.dll")); -#else - dl_fn->cuda_lib = dlopen("libcuda.so", RTLD_LAZY); -#endif + cu_res = dl_fn->cu_device_get(&cu_device, idx); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, + "Cannot access the CUDA device %d\n", + idx); + return -1; + } - if (!dl_fn->cuda_lib) { - av_log(avctx, AV_LOG_FATAL, "Failed loading CUDA library\n"); - goto error; + cu_res = dl_fn->cu_device_get_name(name, sizeof(name), cu_device); + if (cu_res != CUDA_SUCCESS) + return -1; + + cu_res = dl_fn->cu_device_compute_capability(&major, &minor, cu_device); + if (cu_res != CUDA_SUCCESS) + return -1; + + av_log(avctx, loglevel, "[ GPU #%d - < %s > has Compute SM %d.%d ]\n", idx, name, major, minor); + if (((major << 4) | minor) < NVENC_CAP) { + av_log(avctx, loglevel, "does not support NVENC\n"); + goto fail; } - CHECK_LOAD_FUNC(PCUINIT, dl_fn->cu_init, "cuInit"); - CHECK_LOAD_FUNC(PCUDEVICEGETCOUNT, dl_fn->cu_device_get_count, "cuDeviceGetCount"); - CHECK_LOAD_FUNC(PCUDEVICEGET, dl_fn->cu_device_get, "cuDeviceGet"); - CHECK_LOAD_FUNC(PCUDEVICEGETNAME, dl_fn->cu_device_get_name, "cuDeviceGetName"); - CHECK_LOAD_FUNC(PCUDEVICECOMPUTECAPABILITY, dl_fn->cu_device_compute_capability, "cuDeviceComputeCapability"); - CHECK_LOAD_FUNC(PCUCTXCREATE, dl_fn->cu_ctx_create, "cuCtxCreate_v2"); - CHECK_LOAD_FUNC(PCUCTXPOPCURRENT, dl_fn->cu_ctx_pop_current, "cuCtxPopCurrent_v2"); - CHECK_LOAD_FUNC(PCUCTXDESTROY, dl_fn->cu_ctx_destroy, "cuCtxDestroy_v2"); + cu_res = dl_fn->cu_ctx_create(&ctx->cu_context_internal, 0, cu_device); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res); + goto fail; + } - return 1; + ctx->cu_context = ctx->cu_context_internal; -error: + cu_res = dl_fn->cu_ctx_pop_current(&dummy); + if (cu_res != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_FATAL, "Failed popping CUDA context: 0x%x\n", (int)cu_res); + goto fail2; + } - if (dl_fn->cuda_lib) - DL_CLOSE_FUNC(dl_fn->cuda_lib); + if ((ret = nvenc_open_session(avctx)) < 0) + goto fail2; - dl_fn->cuda_lib = NULL; + if ((ret = nvenc_check_capabilities(avctx)) < 0) + goto fail3; - return 0; -} + av_log(avctx, loglevel, "supports NVENC\n"); -static av_cold int check_cuda_errors(AVCodecContext *avctx, CUresult err, const char *func) -{ - if (err != CUDA_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, ">> %s - failed with error code 0x%x\n", func, err); + dl_fn->nvenc_device_count++; + + if (ctx->device == dl_fn->nvenc_device_count - 1 || ctx->device == ANY_DEVICE) return 0; - } - return 1; + +fail3: + p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); + ctx->nvencoder = NULL; + +fail2: + dl_fn->cu_ctx_destroy(ctx->cu_context_internal); + ctx->cu_context_internal = NULL; + +fail: + return AVERROR(ENOSYS); } -#define check_cuda_errors(f) if (!check_cuda_errors(avctx, f, #f)) goto error -static av_cold int nvenc_check_cuda(AVCodecContext *avctx) +static av_cold int nvenc_setup_device(AVCodecContext *avctx) { - int device_count = 0; - CUdevice cu_device = 0; - char gpu_name[128]; - int smminor = 0, smmajor = 0; - int i, smver, target_smver; - NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; switch (avctx->codec->id) { case AV_CODEC_ID_H264: - target_smver = avctx->pix_fmt == AV_PIX_FMT_YUV444P ? 0x52 : 0x30; + ctx->init_encode_params.encodeGUID = NV_ENC_CODEC_H264_GUID; break; - case AV_CODEC_ID_H265: - target_smver = 0x52; + case AV_CODEC_ID_HEVC: + ctx->init_encode_params.encodeGUID = NV_ENC_CODEC_HEVC_GUID; break; default: - av_log(avctx, AV_LOG_FATAL, "Unknown codec name\n"); - goto error; + return AVERROR_BUG; } - if (!nvenc_dyload_cuda(avctx)) - return 0; - - if (dl_fn->nvenc_device_count > 0) - return 1; + if (avctx->pix_fmt == AV_PIX_FMT_CUDA) { +#if CONFIG_CUDA + AVHWFramesContext *frames_ctx; + AVCUDADeviceContext *device_hwctx; + int ret; - check_cuda_errors(dl_fn->cu_init(0)); + if (!avctx->hw_frames_ctx) + return AVERROR(EINVAL); - check_cuda_errors(dl_fn->cu_device_get_count(&device_count)); + frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data; + device_hwctx = frames_ctx->device_ctx->hwctx; - if (!device_count) { - av_log(avctx, AV_LOG_FATAL, "No CUDA capable devices found\n"); - goto error; - } + ctx->cu_context = device_hwctx->cuda_ctx; - av_log(avctx, AV_LOG_VERBOSE, "%d CUDA capable devices found\n", device_count); + ret = nvenc_open_session(avctx); + if (ret < 0) + return ret; - dl_fn->nvenc_device_count = 0; + ret = nvenc_check_capabilities(avctx); + if (ret < 0) { + av_log(avctx, AV_LOG_FATAL, "Provided device doesn't support required NVENC features\n"); + return ret; + } +#else + return AVERROR_BUG; +#endif + } else { + int i, nb_devices = 0; - for (i = 0; i < device_count; ++i) { - check_cuda_errors(dl_fn->cu_device_get(&cu_device, i)); - check_cuda_errors(dl_fn->cu_device_get_name(gpu_name, sizeof(gpu_name), cu_device)); - check_cuda_errors(dl_fn->cu_device_compute_capability(&smmajor, &smminor, cu_device)); + if ((dl_fn->cu_init(0)) != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, + "Cannot init CUDA\n"); + return AVERROR_UNKNOWN; + } - smver = (smmajor << 4) | smminor; + if ((dl_fn->cu_device_get_count(&nb_devices)) != CUDA_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, + "Cannot enumerate the CUDA devices\n"); + return AVERROR_UNKNOWN; + } - av_log(avctx, AV_LOG_VERBOSE, "[ GPU #%d - < %s > has Compute SM %d.%d, NVENC %s ]\n", i, gpu_name, smmajor, smminor, (smver >= target_smver) ? "Available" : "Not Available"); + if (!nb_devices) { + av_log(avctx, AV_LOG_FATAL, "No CUDA capable devices found\n"); + return AVERROR_EXTERNAL; + } - if (smver >= target_smver) - dl_fn->nvenc_devices[dl_fn->nvenc_device_count++] = cu_device; - } + av_log(avctx, AV_LOG_VERBOSE, "%d CUDA capable devices found\n", nb_devices); - if (!dl_fn->nvenc_device_count) { - av_log(avctx, AV_LOG_FATAL, "No NVENC capable devices found\n"); - goto error; - } + dl_fn->nvenc_device_count = 0; + for (i = 0; i < nb_devices; ++i) { + if ((nvenc_check_device(avctx, i)) >= 0 && ctx->device != LIST_DEVICES) + return 0; + } - return 1; + if (ctx->device == LIST_DEVICES) + return AVERROR_EXIT; -error: + if (!dl_fn->nvenc_device_count) { + av_log(avctx, AV_LOG_FATAL, "No NVENC capable devices found\n"); + return AVERROR_EXTERNAL; + } - dl_fn->nvenc_device_count = 0; + av_log(avctx, AV_LOG_FATAL, "Requested GPU %d, but only %d GPUs are available!\n", ctx->device, dl_fn->nvenc_device_count); + return AVERROR(EINVAL); + } return 0; } -static av_cold int nvenc_dyload_nvenc(AVCodecContext *avctx) +typedef struct GUIDTuple { + const GUID guid; + int flags; +} GUIDTuple; + +static void nvenc_map_preset(NvencContext *ctx) { - PNVENCODEAPICREATEINSTANCE nvEncodeAPICreateInstance = 0; - NVENCSTATUS nvstatus; + GUIDTuple presets[] = { + { NV_ENC_PRESET_DEFAULT_GUID }, + { NV_ENC_PRESET_HQ_GUID, NVENC_TWO_PASSES }, /* slow */ + { NV_ENC_PRESET_HQ_GUID, NVENC_ONE_PASS }, /* medium */ + { NV_ENC_PRESET_HP_GUID, NVENC_ONE_PASS }, /* fast */ + { NV_ENC_PRESET_HP_GUID }, + { NV_ENC_PRESET_HQ_GUID }, + { NV_ENC_PRESET_BD_GUID }, + { NV_ENC_PRESET_LOW_LATENCY_DEFAULT_GUID, NVENC_LOWLATENCY }, + { NV_ENC_PRESET_LOW_LATENCY_HQ_GUID, NVENC_LOWLATENCY }, + { NV_ENC_PRESET_LOW_LATENCY_HP_GUID, NVENC_LOWLATENCY }, + { NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID, NVENC_LOSSLESS }, + { NV_ENC_PRESET_LOSSLESS_HP_GUID, NVENC_LOSSLESS }, + }; + + GUIDTuple *t = &presets[ctx->preset]; + + ctx->init_encode_params.presetGUID = t->guid; + ctx->flags = t->flags; +} +static av_cold void set_constqp(AVCodecContext *avctx) +{ NvencContext *ctx = avctx->priv_data; - NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENC_RC_PARAMS *rc = &ctx->encode_config.rcParams; - if (!nvenc_check_cuda(avctx)) - return 0; + rc->rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; + rc->constQP.qpInterB = avctx->global_quality; + rc->constQP.qpInterP = avctx->global_quality; + rc->constQP.qpIntra = avctx->global_quality; - if (dl_fn->nvenc_lib) - return 1; + avctx->qmin = -1; + avctx->qmax = -1; +} -#if defined(_WIN32) - if (sizeof(void*) == 8) { - dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI64.dll")); - } else { - dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI.dll")); - } -#else - dl_fn->nvenc_lib = dlopen("libnvidia-encode.so.1", RTLD_LAZY); -#endif +static av_cold void set_vbr(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NV_ENC_RC_PARAMS *rc = &ctx->encode_config.rcParams; + int qp_inter_p; - if (!dl_fn->nvenc_lib) { - av_log(avctx, AV_LOG_FATAL, "Failed loading the nvenc library\n"); - goto error; - } + if (avctx->qmin >= 0 && avctx->qmax >= 0) { + rc->enableMinQP = 1; + rc->enableMaxQP = 1; - nvEncodeAPICreateInstance = (PNVENCODEAPICREATEINSTANCE)LOAD_FUNC(dl_fn->nvenc_lib, "NvEncodeAPICreateInstance"); + rc->minQP.qpInterB = avctx->qmin; + rc->minQP.qpInterP = avctx->qmin; + rc->minQP.qpIntra = avctx->qmin; - if (!nvEncodeAPICreateInstance) { - av_log(avctx, AV_LOG_FATAL, "Failed to load nvenc entrypoint\n"); - goto error; - } + rc->maxQP.qpInterB = avctx->qmax; + rc->maxQP.qpInterP = avctx->qmax; + rc->maxQP.qpIntra = avctx->qmax; - dl_fn->nvenc_funcs.version = NV_ENCODE_API_FUNCTION_LIST_VER; + qp_inter_p = (avctx->qmax + 3 * avctx->qmin) / 4; // biased towards Qmin + } else if (avctx->qmin >= 0) { + rc->enableMinQP = 1; - nvstatus = nvEncodeAPICreateInstance(&dl_fn->nvenc_funcs); + rc->minQP.qpInterB = avctx->qmin; + rc->minQP.qpInterP = avctx->qmin; + rc->minQP.qpIntra = avctx->qmin; - if (nvstatus != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "Failed to create nvenc instance\n"); - goto error; + qp_inter_p = avctx->qmin; + } else { + qp_inter_p = 26; // default to 26 } - av_log(avctx, AV_LOG_VERBOSE, "Nvenc initialized successfully\n"); + rc->enableInitialRCQP = 1; + rc->initialRCQP.qpInterP = qp_inter_p; - return 1; + if (avctx->i_quant_factor != 0.0 && avctx->b_quant_factor != 0.0) { + rc->initialRCQP.qpIntra = av_clip( + qp_inter_p * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51); + rc->initialRCQP.qpInterB = av_clip( + qp_inter_p * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51); + } else { + rc->initialRCQP.qpIntra = qp_inter_p; + rc->initialRCQP.qpInterB = qp_inter_p; + } +} -error: - if (dl_fn->nvenc_lib) - DL_CLOSE_FUNC(dl_fn->nvenc_lib); +static av_cold void set_lossless(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NV_ENC_RC_PARAMS *rc = &ctx->encode_config.rcParams; - dl_fn->nvenc_lib = NULL; + rc->rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; + rc->constQP.qpInterB = 0; + rc->constQP.qpInterP = 0; + rc->constQP.qpIntra = 0; - return 0; + avctx->qmin = -1; + avctx->qmax = -1; +} + +static void nvenc_override_rate_control(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NV_ENC_RC_PARAMS *rc = &ctx->encode_config.rcParams; + + switch (ctx->rc) { + case NV_ENC_PARAMS_RC_CONSTQP: + if (avctx->global_quality <= 0) { + av_log(avctx, AV_LOG_WARNING, + "The constant quality rate-control requires " + "the 'global_quality' option set.\n"); + return; + } + set_constqp(avctx); + return; + case NV_ENC_PARAMS_RC_2_PASS_VBR: + case NV_ENC_PARAMS_RC_VBR: + if (avctx->qmin < 0 && avctx->qmax < 0) { + av_log(avctx, AV_LOG_WARNING, + "The variable bitrate rate-control requires " + "the 'qmin' and/or 'qmax' option set.\n"); + set_vbr(avctx); + return; + } + case NV_ENC_PARAMS_RC_VBR_MINQP: + if (avctx->qmin < 0) { + av_log(avctx, AV_LOG_WARNING, + "The variable bitrate rate-control requires " + "the 'qmin' option set.\n"); + set_vbr(avctx); + return; + } + set_vbr(avctx); + break; + case NV_ENC_PARAMS_RC_CBR: + case NV_ENC_PARAMS_RC_2_PASS_QUALITY: + case NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP: + break; + } + + rc->rateControlMode = ctx->rc; } -static av_cold void nvenc_unload_nvenc(AVCodecContext *avctx) +static av_cold void nvenc_setup_rate_control(AVCodecContext *avctx) { NvencContext *ctx = avctx->priv_data; - NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; - DL_CLOSE_FUNC(dl_fn->nvenc_lib); - dl_fn->nvenc_lib = NULL; + if (avctx->bit_rate > 0) { + ctx->encode_config.rcParams.averageBitRate = avctx->bit_rate; + } else if (ctx->encode_config.rcParams.averageBitRate > 0) { + ctx->encode_config.rcParams.maxBitRate = ctx->encode_config.rcParams.averageBitRate; + } - dl_fn->nvenc_device_count = 0; + if (avctx->rc_max_rate > 0) + ctx->encode_config.rcParams.maxBitRate = avctx->rc_max_rate; - DL_CLOSE_FUNC(dl_fn->cuda_lib); - dl_fn->cuda_lib = NULL; + if (ctx->rc < 0) { + if (ctx->flags & NVENC_ONE_PASS) + ctx->twopass = 0; + if (ctx->flags & NVENC_TWO_PASSES) + ctx->twopass = 1; - dl_fn->cu_init = NULL; - dl_fn->cu_device_get_count = NULL; - dl_fn->cu_device_get = NULL; - dl_fn->cu_device_get_name = NULL; - dl_fn->cu_device_compute_capability = NULL; - dl_fn->cu_ctx_create = NULL; - dl_fn->cu_ctx_pop_current = NULL; - dl_fn->cu_ctx_destroy = NULL; + if (ctx->twopass < 0) + ctx->twopass = (ctx->flags & NVENC_LOWLATENCY) != 0; - av_log(avctx, AV_LOG_VERBOSE, "Nvenc unloaded\n"); + if (ctx->cbr) { + if (ctx->twopass) { + ctx->rc = NV_ENC_PARAMS_RC_2_PASS_QUALITY; + } else { + ctx->rc = NV_ENC_PARAMS_RC_CBR; + } + } else if (avctx->global_quality > 0) { + ctx->rc = NV_ENC_PARAMS_RC_CONSTQP; + } else if (ctx->twopass) { + ctx->rc = NV_ENC_PARAMS_RC_2_PASS_VBR; + } else if (avctx->qmin >= 0 && avctx->qmax >= 0) { + ctx->rc = NV_ENC_PARAMS_RC_VBR_MINQP; + } + } + + if (ctx->flags & NVENC_LOSSLESS) { + set_lossless(avctx); + } else if (ctx->rc >= 0) { + nvenc_override_rate_control(avctx); + } else { + ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR; + set_vbr(avctx); + } + + if (avctx->rc_buffer_size > 0) { + ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size; + } else if (ctx->encode_config.rcParams.averageBitRate > 0) { + ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate; + } } -static av_cold int nvenc_encode_init(AVCodecContext *avctx) +static av_cold int nvenc_setup_h264_config(AVCodecContext *avctx) { - NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS encode_session_params = { 0 }; - NV_ENC_PRESET_CONFIG preset_config = { 0 }; - CUcontext cu_context_curr; - CUresult cu_res; - GUID encoder_preset = NV_ENC_PRESET_HQ_GUID; - GUID codec; - NVENCSTATUS nv_status = NV_ENC_SUCCESS; - AVCPBProperties *cpb_props; - int surfaceCount = 0; - int i, num_mbs; - int isLL = 0; - int lossless = 0; - int res = 0; - int dw, dh; - int qp_inter_p; + NvencContext *ctx = avctx->priv_data; + NV_ENC_CONFIG *cc = &ctx->encode_config; + NV_ENC_CONFIG_H264 *h264 = &cc->encodeCodecConfig.h264Config; + NV_ENC_CONFIG_H264_VUI_PARAMETERS *vui = &h264->h264VUIParameters; - NvencContext *ctx = avctx->priv_data; - NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; - NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + vui->colourMatrix = avctx->colorspace; + vui->colourPrimaries = avctx->color_primaries; + vui->transferCharacteristics = avctx->color_trc; + vui->videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG + || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ420P || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ422P || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ444P); - if (!nvenc_dyload_nvenc(avctx)) - return AVERROR_EXTERNAL; + vui->colourDescriptionPresentFlag = + (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2); - ctx->last_dts = AV_NOPTS_VALUE; + vui->videoSignalTypePresentFlag = + (vui->colourDescriptionPresentFlag + || vui->videoFormat != 5 + || vui->videoFullRangeFlag != 0); - ctx->encode_config.version = NV_ENC_CONFIG_VER; - ctx->init_encode_params.version = NV_ENC_INITIALIZE_PARAMS_VER; - preset_config.version = NV_ENC_PRESET_CONFIG_VER; - preset_config.presetCfg.version = NV_ENC_CONFIG_VER; - encode_session_params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER; - encode_session_params.apiVersion = NVENCAPI_VERSION; + h264->sliceMode = 3; + h264->sliceModeData = 1; - if (ctx->gpu >= dl_fn->nvenc_device_count) { - av_log(avctx, AV_LOG_FATAL, "Requested GPU %d, but only %d GPUs are available!\n", ctx->gpu, dl_fn->nvenc_device_count); - res = AVERROR(EINVAL); - goto error; + h264->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; + h264->repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; + h264->outputAUD = 1; + + if (avctx->refs >= 0) { + /* 0 means "let the hardware decide" */ + h264->maxNumRefFrames = avctx->refs; + } + if (avctx->gop_size >= 0) { + h264->idrPeriod = cc->gopLength; } - ctx->cu_context = NULL; - cu_res = dl_fn->cu_ctx_create(&ctx->cu_context, 4, dl_fn->nvenc_devices[ctx->gpu]); // CU_CTX_SCHED_BLOCKING_SYNC=4, avoid CPU spins + if (IS_CBR(cc->rcParams.rateControlMode)) { + h264->outputBufferingPeriodSEI = 1; + h264->outputPictureTimingSEI = 1; + } - if (cu_res != CUDA_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res); - res = AVERROR_EXTERNAL; - goto error; + if (cc->rcParams.rateControlMode == NV_ENC_PARAMS_RC_2_PASS_QUALITY || + cc->rcParams.rateControlMode == NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP || + cc->rcParams.rateControlMode == NV_ENC_PARAMS_RC_2_PASS_VBR) { + h264->adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE; + h264->fmoMode = NV_ENC_H264_FMO_DISABLE; } - cu_res = dl_fn->cu_ctx_pop_current(&cu_context_curr); + if (ctx->flags & NVENC_LOSSLESS) { + h264->qpPrimeYZeroTransformBypassFlag = 1; + } else { + switch(ctx->profile) { + case NV_ENC_H264_PROFILE_BASELINE: + cc->profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID; + avctx->profile = FF_PROFILE_H264_BASELINE; + break; + case NV_ENC_H264_PROFILE_MAIN: + cc->profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID; + avctx->profile = FF_PROFILE_H264_MAIN; + break; + case NV_ENC_H264_PROFILE_HIGH: + cc->profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; + avctx->profile = FF_PROFILE_H264_HIGH; + break; + case NV_ENC_H264_PROFILE_HIGH_444P: + cc->profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; + avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE; + break; + } + } - if (cu_res != CUDA_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "Failed popping CUDA context: 0x%x\n", (int)cu_res); - res = AVERROR_EXTERNAL; - goto error; + // force setting profile as high444p if input is AV_PIX_FMT_YUV444P + if (ctx->data_pix_fmt == AV_PIX_FMT_YUV444P) { + cc->profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; + avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE; } - encode_session_params.device = ctx->cu_context; - encode_session_params.deviceType = NV_ENC_DEVICE_TYPE_CUDA; + h264->chromaFormatIDC = avctx->profile == FF_PROFILE_H264_HIGH_444_PREDICTIVE ? 3 : 1; - nv_status = p_nvenc->nvEncOpenEncodeSessionEx(&encode_session_params, &ctx->nvencoder); - if (nv_status != NV_ENC_SUCCESS) { - ctx->nvencoder = NULL; - av_log(avctx, AV_LOG_FATAL, "OpenEncodeSessionEx failed: 0x%x\n", (int)nv_status); - res = AVERROR_EXTERNAL; - goto error; - } + h264->level = ctx->level; - if (ctx->preset) { - if (!strcmp(ctx->preset, "slow")) { - encoder_preset = NV_ENC_PRESET_HQ_GUID; - ctx->twopass = 1; - } else if (!strcmp(ctx->preset, "medium")) { - encoder_preset = NV_ENC_PRESET_HQ_GUID; - ctx->twopass = 0; - } else if (!strcmp(ctx->preset, "fast")) { - encoder_preset = NV_ENC_PRESET_HP_GUID; - ctx->twopass = 0; - } else if (!strcmp(ctx->preset, "hq")) { - encoder_preset = NV_ENC_PRESET_HQ_GUID; - } else if (!strcmp(ctx->preset, "hp")) { - encoder_preset = NV_ENC_PRESET_HP_GUID; - } else if (!strcmp(ctx->preset, "bd")) { - encoder_preset = NV_ENC_PRESET_BD_GUID; - } else if (!strcmp(ctx->preset, "ll")) { - encoder_preset = NV_ENC_PRESET_LOW_LATENCY_DEFAULT_GUID; - isLL = 1; - } else if (!strcmp(ctx->preset, "llhp")) { - encoder_preset = NV_ENC_PRESET_LOW_LATENCY_HP_GUID; - isLL = 1; - } else if (!strcmp(ctx->preset, "llhq")) { - encoder_preset = NV_ENC_PRESET_LOW_LATENCY_HQ_GUID; - isLL = 1; - } else if (!strcmp(ctx->preset, "lossless")) { - encoder_preset = NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID; - lossless = 1; - } else if (!strcmp(ctx->preset, "losslesshp")) { - encoder_preset = NV_ENC_PRESET_LOSSLESS_HP_GUID; - lossless = 1; - } else if (!strcmp(ctx->preset, "default")) { - encoder_preset = NV_ENC_PRESET_DEFAULT_GUID; - } else { - av_log(avctx, AV_LOG_FATAL, "Preset \"%s\" is unknown! Supported presets: slow, medium, fast, hp, hq, bd, ll, llhp, llhq, lossless, losslesshp, default\n", ctx->preset); - res = AVERROR(EINVAL); - goto error; - } + return 0; +} + +static av_cold int nvenc_setup_hevc_config(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NV_ENC_CONFIG *cc = &ctx->encode_config; + NV_ENC_CONFIG_HEVC *hevc = &cc->encodeCodecConfig.hevcConfig; + NV_ENC_CONFIG_HEVC_VUI_PARAMETERS *vui = &hevc->hevcVUIParameters; + + vui->colourMatrix = avctx->colorspace; + vui->colourPrimaries = avctx->color_primaries; + vui->transferCharacteristics = avctx->color_trc; + vui->videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG + || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ420P || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ422P || ctx->data_pix_fmt == AV_PIX_FMT_YUVJ444P); + + vui->colourDescriptionPresentFlag = + (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2); + + vui->videoSignalTypePresentFlag = + (vui->colourDescriptionPresentFlag + || vui->videoFormat != 5 + || vui->videoFullRangeFlag != 0); + + hevc->sliceMode = 3; + hevc->sliceModeData = 1; + + hevc->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; + hevc->repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; + hevc->outputAUD = 1; + + if (avctx->refs >= 0) { + /* 0 means "let the hardware decide" */ + hevc->maxNumRefFramesInDPB = avctx->refs; + } + if (avctx->gop_size >= 0) { + hevc->idrPeriod = cc->gopLength; } - if (ctx->twopass < 0) { - ctx->twopass = isLL; + if (IS_CBR(cc->rcParams.rateControlMode)) { + hevc->outputBufferingPeriodSEI = 1; + hevc->outputPictureTimingSEI = 1; } + /* No other profile is supported in the current SDK version 5 */ + cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID; + avctx->profile = FF_PROFILE_HEVC_MAIN; + + hevc->level = ctx->level; + + hevc->tier = ctx->tier; + + return 0; +} + +static av_cold int nvenc_setup_codec_config(AVCodecContext *avctx) +{ switch (avctx->codec->id) { case AV_CODEC_ID_H264: - codec = NV_ENC_CODEC_H264_GUID; - break; - case AV_CODEC_ID_H265: - codec = NV_ENC_CODEC_HEVC_GUID; - break; - default: - av_log(avctx, AV_LOG_ERROR, "Unknown codec name\n"); - res = AVERROR(EINVAL); - goto error; + return nvenc_setup_h264_config(avctx); + case AV_CODEC_ID_HEVC: + return nvenc_setup_hevc_config(avctx); + /* Earlier switch/case will return if unknown codec is passed. */ } - nv_status = p_nvenc->nvEncGetEncodePresetConfig(ctx->nvencoder, codec, encoder_preset, &preset_config); - if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "GetEncodePresetConfig failed: 0x%x\n", (int)nv_status); - res = AVERROR_EXTERNAL; - goto error; - } + return 0; +} + +static av_cold int nvenc_setup_encoder(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + + NV_ENC_PRESET_CONFIG preset_config = { 0 }; + NVENCSTATUS nv_status = NV_ENC_SUCCESS; + AVCPBProperties *cpb_props; + int res = 0; + int dw, dh; + + ctx->encode_config.version = NV_ENC_CONFIG_VER; + ctx->init_encode_params.version = NV_ENC_INITIALIZE_PARAMS_VER; - ctx->init_encode_params.encodeGUID = codec; ctx->init_encode_params.encodeHeight = avctx->height; ctx->init_encode_params.encodeWidth = avctx->width; + ctx->init_encode_params.encodeConfig = &ctx->encode_config; + + nvenc_map_preset(ctx); + + preset_config.version = NV_ENC_PRESET_CONFIG_VER; + preset_config.presetCfg.version = NV_ENC_CONFIG_VER; + + nv_status = p_nvenc->nvEncGetEncodePresetConfig(ctx->nvencoder, + ctx->init_encode_params.encodeGUID, + ctx->init_encode_params.presetGUID, + &preset_config); + if (nv_status != NV_ENC_SUCCESS) + return nvenc_print_error(avctx, nv_status, "Cannot get the preset configuration"); + + memcpy(&ctx->encode_config, &preset_config.presetCfg, sizeof(ctx->encode_config)); + + ctx->encode_config.version = NV_ENC_CONFIG_VER; + if (avctx->sample_aspect_ratio.num && avctx->sample_aspect_ratio.den && (avctx->sample_aspect_ratio.num != 1 || avctx->sample_aspect_ratio.num != 1)) { av_reduce(&dw, &dh, @@ -705,34 +888,9 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx) ctx->init_encode_params.frameRateNum = avctx->time_base.den; ctx->init_encode_params.frameRateDen = avctx->time_base.num * avctx->ticks_per_frame; - num_mbs = ((avctx->width + 15) >> 4) * ((avctx->height + 15) >> 4); - ctx->max_surface_count = (num_mbs >= 8160) ? 32 : 48; - - if (ctx->buffer_delay >= ctx->max_surface_count) - ctx->buffer_delay = ctx->max_surface_count - 1; - ctx->init_encode_params.enableEncodeAsync = 0; ctx->init_encode_params.enablePTD = 1; - ctx->init_encode_params.presetGUID = encoder_preset; - - ctx->init_encode_params.encodeConfig = &ctx->encode_config; - memcpy(&ctx->encode_config, &preset_config.presetCfg, sizeof(ctx->encode_config)); - ctx->encode_config.version = NV_ENC_CONFIG_VER; - - if (avctx->refs >= 0) { - /* 0 means "let the hardware decide" */ - switch (avctx->codec->id) { - case AV_CODEC_ID_H264: - ctx->encode_config.encodeCodecConfig.h264Config.maxNumRefFrames = avctx->refs; - break; - case AV_CODEC_ID_H265: - ctx->encode_config.encodeCodecConfig.hevcConfig.maxNumRefFramesInDPB = avctx->refs; - break; - /* Earlier switch/case will return if unknown codec is passed. */ - } - } - if (avctx->gop_size > 0) { if (avctx->max_b_frames >= 0) { /* 0 is intra-only, 1 is I/P only, 2 is one B Frame, 3 two B frames, and so on. */ @@ -740,445 +898,559 @@ static av_cold int nvenc_encode_init(AVCodecContext *avctx) } ctx->encode_config.gopLength = avctx->gop_size; - switch (avctx->codec->id) { - case AV_CODEC_ID_H264: - ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = avctx->gop_size; - break; - case AV_CODEC_ID_H265: - ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = avctx->gop_size; - break; - /* Earlier switch/case will return if unknown codec is passed. */ - } } else if (avctx->gop_size == 0) { ctx->encode_config.frameIntervalP = 0; ctx->encode_config.gopLength = 1; - switch (avctx->codec->id) { - case AV_CODEC_ID_H264: - ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = 1; - break; - case AV_CODEC_ID_H265: - ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = 1; - break; - /* Earlier switch/case will return if unknown codec is passed. */ + } + + ctx->initial_pts[0] = AV_NOPTS_VALUE; + ctx->initial_pts[1] = AV_NOPTS_VALUE; + + nvenc_setup_rate_control(avctx); + + if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { + ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD; + } else { + ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME; + } + + res = nvenc_setup_codec_config(avctx); + if (res) + return res; + + nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params); + if (nv_status != NV_ENC_SUCCESS) { + return nvenc_print_error(avctx, nv_status, "InitializeEncoder failed"); + } + + if (ctx->encode_config.frameIntervalP > 1) + avctx->has_b_frames = 2; + + if (ctx->encode_config.rcParams.averageBitRate > 0) + avctx->bit_rate = ctx->encode_config.rcParams.averageBitRate; + + cpb_props = ff_add_cpb_side_data(avctx); + if (!cpb_props) + return AVERROR(ENOMEM); + cpb_props->max_bitrate = ctx->encode_config.rcParams.maxBitRate; + cpb_props->avg_bitrate = avctx->bit_rate; + cpb_props->buffer_size = ctx->encode_config.rcParams.vbvBufferSize; + + return 0; +} + +static av_cold int nvenc_alloc_surface(AVCodecContext *avctx, int idx) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + + NVENCSTATUS nv_status; + NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 }; + allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER; + + switch (ctx->data_pix_fmt) { + case AV_PIX_FMT_YUV420P: + ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_YV12_PL; + break; + + case AV_PIX_FMT_NV12: + ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_NV12_PL; + break; + + case AV_PIX_FMT_YUV444P: + ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_PL; + break; + + default: + av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n"); + return AVERROR(EINVAL); + } + + if (avctx->pix_fmt == AV_PIX_FMT_CUDA) { + ctx->surfaces[idx].in_ref = av_frame_alloc(); + if (!ctx->surfaces[idx].in_ref) + return AVERROR(ENOMEM); + } else { + NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 }; + allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER; + allocSurf.width = (avctx->width + 31) & ~31; + allocSurf.height = (avctx->height + 31) & ~31; + allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; + allocSurf.bufferFmt = ctx->surfaces[idx].format; + + nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf); + if (nv_status != NV_ENC_SUCCESS) { + return nvenc_print_error(avctx, nv_status, "CreateInputBuffer failed"); } + + ctx->surfaces[idx].input_surface = allocSurf.inputBuffer; + ctx->surfaces[idx].width = allocSurf.width; + ctx->surfaces[idx].height = allocSurf.height; } - /* when there're b frames, set dts offset */ - if (ctx->encode_config.frameIntervalP >= 2) - ctx->last_dts = -2; + ctx->surfaces[idx].lockCount = 0; - if (avctx->bit_rate > 0) { - ctx->encode_config.rcParams.averageBitRate = avctx->bit_rate; - } else if (ctx->encode_config.rcParams.averageBitRate > 0) { - ctx->encode_config.rcParams.maxBitRate = ctx->encode_config.rcParams.averageBitRate; + /* 1MB is large enough to hold most output frames. NVENC increases this automaticaly if it's not enough. */ + allocOut.size = 1024 * 1024; + + allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; + + nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut); + if (nv_status != NV_ENC_SUCCESS) { + int err = nvenc_print_error(avctx, nv_status, "CreateBitstreamBuffer failed"); + if (avctx->pix_fmt != AV_PIX_FMT_CUDA) + p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->surfaces[idx].input_surface); + av_frame_free(&ctx->surfaces[idx].in_ref); + return err; } - if (avctx->rc_max_rate > 0) - ctx->encode_config.rcParams.maxBitRate = avctx->rc_max_rate; + ctx->surfaces[idx].output_surface = allocOut.bitstreamBuffer; + ctx->surfaces[idx].size = allocOut.size; + + return 0; +} + +static av_cold int nvenc_setup_surfaces(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + int i, res; + int num_mbs = ((avctx->width + 15) >> 4) * ((avctx->height + 15) >> 4); + ctx->nb_surfaces = FFMAX((num_mbs >= 8160) ? 32 : 48, + ctx->nb_surfaces); + ctx->async_depth = FFMIN(ctx->async_depth, ctx->nb_surfaces - 1); + + + ctx->surfaces = av_mallocz_array(ctx->nb_surfaces, sizeof(*ctx->surfaces)); + if (!ctx->surfaces) + return AVERROR(ENOMEM); + + ctx->timestamp_list = av_fifo_alloc(ctx->nb_surfaces * sizeof(int64_t)); + if (!ctx->timestamp_list) + return AVERROR(ENOMEM); + ctx->output_surface_queue = av_fifo_alloc(ctx->nb_surfaces * sizeof(NvencSurface*)); + if (!ctx->output_surface_queue) + return AVERROR(ENOMEM); + ctx->output_surface_ready_queue = av_fifo_alloc(ctx->nb_surfaces * sizeof(NvencSurface*)); + if (!ctx->output_surface_ready_queue) + return AVERROR(ENOMEM); + + for (i = 0; i < ctx->nb_surfaces; i++) { + if ((res = nvenc_alloc_surface(avctx, i)) < 0) + return res; + } + + return 0; +} + +static av_cold int nvenc_setup_extradata(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + + NVENCSTATUS nv_status; + uint32_t outSize = 0; + char tmpHeader[256]; + NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 }; + payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER; + + payload.spsppsBuffer = tmpHeader; + payload.inBufferSize = sizeof(tmpHeader); + payload.outSPSPPSPayloadSize = &outSize; + + nv_status = p_nvenc->nvEncGetSequenceParams(ctx->nvencoder, &payload); + if (nv_status != NV_ENC_SUCCESS) { + return nvenc_print_error(avctx, nv_status, "GetSequenceParams failed"); + } + + avctx->extradata_size = outSize; + avctx->extradata = av_mallocz(outSize + AV_INPUT_BUFFER_PADDING_SIZE); + + if (!avctx->extradata) { + return AVERROR(ENOMEM); + } + + memcpy(avctx->extradata, tmpHeader, outSize); + + return 0; +} + +av_cold int ff_nvenc_encode_close(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; + int i; + + /* the encoder has to be flushed before it can be closed */ + if (ctx->nvencoder) { + NV_ENC_PIC_PARAMS params = { .version = NV_ENC_PIC_PARAMS_VER, + .encodePicFlags = NV_ENC_PIC_FLAG_EOS }; + + p_nvenc->nvEncEncodePicture(ctx->nvencoder, ¶ms); + } + + av_fifo_freep(&ctx->timestamp_list); + av_fifo_freep(&ctx->output_surface_ready_queue); + av_fifo_freep(&ctx->output_surface_queue); + + if (ctx->surfaces && avctx->pix_fmt == AV_PIX_FMT_CUDA) { + for (i = 0; i < ctx->nb_surfaces; ++i) { + if (ctx->surfaces[i].input_surface) { + p_nvenc->nvEncUnmapInputResource(ctx->nvencoder, ctx->surfaces[i].in_map.mappedResource); + } + } + for (i = 0; i < ctx->nb_registered_frames; i++) { + if (ctx->registered_frames[i].regptr) + p_nvenc->nvEncUnregisterResource(ctx->nvencoder, ctx->registered_frames[i].regptr); + } + ctx->nb_registered_frames = 0; + } + + if (ctx->surfaces) { + for (i = 0; i < ctx->nb_surfaces; ++i) { + if (avctx->pix_fmt != AV_PIX_FMT_CUDA) + p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->surfaces[i].input_surface); + av_frame_free(&ctx->surfaces[i].in_ref); + p_nvenc->nvEncDestroyBitstreamBuffer(ctx->nvencoder, ctx->surfaces[i].output_surface); + } + } + av_freep(&ctx->surfaces); + ctx->nb_surfaces = 0; + + if (ctx->nvencoder) + p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); + ctx->nvencoder = NULL; + + if (ctx->cu_context_internal) + dl_fn->cu_ctx_destroy(ctx->cu_context_internal); + ctx->cu_context = ctx->cu_context_internal = NULL; + + if (dl_fn->nvenc) + dlclose(dl_fn->nvenc); + dl_fn->nvenc = NULL; + + dl_fn->nvenc_device_count = 0; + +#if !CONFIG_CUDA + if (dl_fn->cuda) + dlclose(dl_fn->cuda); + dl_fn->cuda = NULL; +#endif + + dl_fn->cu_init = NULL; + dl_fn->cu_device_get_count = NULL; + dl_fn->cu_device_get = NULL; + dl_fn->cu_device_get_name = NULL; + dl_fn->cu_device_compute_capability = NULL; + dl_fn->cu_ctx_create = NULL; + dl_fn->cu_ctx_pop_current = NULL; + dl_fn->cu_ctx_destroy = NULL; - if (lossless) { - if (avctx->codec->id == AV_CODEC_ID_H264) - ctx->encode_config.encodeCodecConfig.h264Config.qpPrimeYZeroTransformBypassFlag = 1; + av_log(avctx, AV_LOG_VERBOSE, "Nvenc unloaded\n"); - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; - ctx->encode_config.rcParams.constQP.qpInterB = 0; - ctx->encode_config.rcParams.constQP.qpInterP = 0; - ctx->encode_config.rcParams.constQP.qpIntra = 0; + return 0; +} - avctx->qmin = -1; - avctx->qmax = -1; - } else if (ctx->cbr) { - if (!ctx->twopass) { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CBR; - } else { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_QUALITY; +av_cold int ff_nvenc_encode_init(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + int ret; - if (avctx->codec->id == AV_CODEC_ID_H264) { - ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE; - ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE; - } + if (avctx->pix_fmt == AV_PIX_FMT_CUDA) { + AVHWFramesContext *frames_ctx; + if (!avctx->hw_frames_ctx) { + av_log(avctx, AV_LOG_ERROR, + "hw_frames_ctx must be set when using GPU frames as input\n"); + return AVERROR(EINVAL); } - } else if (avctx->global_quality > 0) { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; - ctx->encode_config.rcParams.constQP.qpInterB = avctx->global_quality; - ctx->encode_config.rcParams.constQP.qpInterP = avctx->global_quality; - ctx->encode_config.rcParams.constQP.qpIntra = avctx->global_quality; - - avctx->qmin = -1; - avctx->qmax = -1; + frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data; + ctx->data_pix_fmt = frames_ctx->sw_format; } else { - if (avctx->qmin >= 0 && avctx->qmax >= 0) { - ctx->encode_config.rcParams.enableMinQP = 1; - ctx->encode_config.rcParams.enableMaxQP = 1; + ctx->data_pix_fmt = avctx->pix_fmt; + } - ctx->encode_config.rcParams.minQP.qpInterB = avctx->qmin; - ctx->encode_config.rcParams.minQP.qpInterP = avctx->qmin; - ctx->encode_config.rcParams.minQP.qpIntra = avctx->qmin; + if ((ret = nvenc_load_libraries(avctx)) < 0) + return ret; - ctx->encode_config.rcParams.maxQP.qpInterB = avctx->qmax; - ctx->encode_config.rcParams.maxQP.qpInterP = avctx->qmax; - ctx->encode_config.rcParams.maxQP.qpIntra = avctx->qmax; + if ((ret = nvenc_setup_device(avctx)) < 0) + return ret; - qp_inter_p = (avctx->qmax + 3 * avctx->qmin) / 4; // biased towards Qmin + if ((ret = nvenc_setup_encoder(avctx)) < 0) + return ret; - if (ctx->twopass) { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR; - if (avctx->codec->id == AV_CODEC_ID_H264) { - ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE; - ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE; - } - } else { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR_MINQP; - } - } else { - qp_inter_p = 26; // default to 26 + if ((ret = nvenc_setup_surfaces(avctx)) < 0) + return ret; - if (ctx->twopass) { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR; - } else { - ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR; - } - } + if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { + if ((ret = nvenc_setup_extradata(avctx)) < 0) + return ret; + } + + return 0; +} - ctx->encode_config.rcParams.enableInitialRCQP = 1; - ctx->encode_config.rcParams.initialRCQP.qpInterP = qp_inter_p; +static NvencSurface *get_free_frame(NvencContext *ctx) +{ + int i; - if(avctx->i_quant_factor != 0.0 && avctx->b_quant_factor != 0.0) { - ctx->encode_config.rcParams.initialRCQP.qpIntra = av_clip( - qp_inter_p * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51); - ctx->encode_config.rcParams.initialRCQP.qpInterB = av_clip( - qp_inter_p * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51); - } else { - ctx->encode_config.rcParams.initialRCQP.qpIntra = qp_inter_p; - ctx->encode_config.rcParams.initialRCQP.qpInterB = qp_inter_p; + for (i = 0; i < ctx->nb_surfaces; ++i) { + if (!ctx->surfaces[i].lockCount) { + ctx->surfaces[i].lockCount = 1; + return &ctx->surfaces[i]; } } - if (avctx->rc_buffer_size > 0) { - ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size; - } else if (ctx->encode_config.rcParams.averageBitRate > 0) { - ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate; - } + return NULL; +} - if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { - ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD; - } else { - ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME; - } +static int nvenc_copy_frame(AVCodecContext *avctx, NvencSurface *inSurf, + NV_ENC_LOCK_INPUT_BUFFER *lockBufferParams, const AVFrame *frame) +{ + uint8_t *buf = lockBufferParams->bufferDataPtr; + int off = inSurf->height * lockBufferParams->pitch; - switch (avctx->codec->id) { - case AV_CODEC_ID_H264: - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourMatrix = avctx->colorspace; - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourPrimaries = avctx->color_primaries; - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.transferCharacteristics = avctx->color_trc; - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG - || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P); - - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag = - (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2); - - ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoSignalTypePresentFlag = - (ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag - || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFormat != 5 - || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag != 0); - - ctx->encode_config.encodeCodecConfig.h264Config.sliceMode = 3; - ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData = 1; - - ctx->encode_config.encodeCodecConfig.h264Config.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; - ctx->encode_config.encodeCodecConfig.h264Config.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; - - ctx->encode_config.encodeCodecConfig.h264Config.outputAUD = 1; - - if (!ctx->profile && !lossless) { - switch (avctx->profile) { - case FF_PROFILE_H264_HIGH_444_PREDICTIVE: - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; - break; - case FF_PROFILE_H264_BASELINE: - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID; - break; - case FF_PROFILE_H264_MAIN: - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID; - break; - case FF_PROFILE_H264_HIGH: - case FF_PROFILE_UNKNOWN: - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; - break; - default: - av_log(avctx, AV_LOG_WARNING, "Unsupported profile requested, falling back to high\n"); - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; - break; - } - } else if(!lossless) { - if (!strcmp(ctx->profile, "high")) { - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; - avctx->profile = FF_PROFILE_H264_HIGH; - } else if (!strcmp(ctx->profile, "main")) { - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID; - avctx->profile = FF_PROFILE_H264_MAIN; - } else if (!strcmp(ctx->profile, "baseline")) { - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID; - avctx->profile = FF_PROFILE_H264_BASELINE; - } else if (!strcmp(ctx->profile, "high444p")) { - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; - avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE; - } else { - av_log(avctx, AV_LOG_FATAL, "Profile \"%s\" is unknown! Supported profiles: high, main, baseline\n", ctx->profile); - res = AVERROR(EINVAL); - goto error; - } - } + if (frame->format == AV_PIX_FMT_YUV420P) { + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[0], frame->linesize[0], + avctx->width, avctx->height); - // force setting profile as high444p if input is AV_PIX_FMT_YUV444P - if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) { - ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; - avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE; - } + buf += off; - ctx->encode_config.encodeCodecConfig.h264Config.chromaFormatIDC = avctx->profile == FF_PROFILE_H264_HIGH_444_PREDICTIVE ? 3 : 1; + av_image_copy_plane(buf, lockBufferParams->pitch >> 1, + frame->data[2], frame->linesize[2], + avctx->width >> 1, avctx->height >> 1); - if (ctx->level) { - res = input_string_to_uint32(avctx, nvenc_h264_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.h264Config.level); + buf += off >> 2; - if (res) { - av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 1b, 1.1, 1.2, 1.3, 2, 2.1, 2.2, 3, 3.1, 3.2, 4, 4.1, 4.2, 5, 5.1\n", ctx->level); - goto error; - } - } else { - ctx->encode_config.encodeCodecConfig.h264Config.level = NV_ENC_LEVEL_AUTOSELECT; - } + av_image_copy_plane(buf, lockBufferParams->pitch >> 1, + frame->data[1], frame->linesize[1], + avctx->width >> 1, avctx->height >> 1); + } else if (frame->format == AV_PIX_FMT_NV12) { + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[0], frame->linesize[0], + avctx->width, avctx->height); - break; - case AV_CODEC_ID_H265: - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourMatrix = avctx->colorspace; - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourPrimaries = avctx->color_primaries; - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.transferCharacteristics = avctx->color_trc; - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG - || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P); + buf += off; - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag = - (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2); + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[1], frame->linesize[1], + avctx->width, avctx->height >> 1); + } else if (frame->format == AV_PIX_FMT_YUV444P) { + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[0], frame->linesize[0], + avctx->width, avctx->height); - ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoSignalTypePresentFlag = - (ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag - || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFormat != 5 - || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag != 0); + buf += off; - ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode = 3; - ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData = 1; + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[1], frame->linesize[1], + avctx->width, avctx->height); - ctx->encode_config.encodeCodecConfig.hevcConfig.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; - ctx->encode_config.encodeCodecConfig.hevcConfig.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; + buf += off; - ctx->encode_config.encodeCodecConfig.hevcConfig.outputAUD = 1; + av_image_copy_plane(buf, lockBufferParams->pitch, + frame->data[2], frame->linesize[2], + avctx->width, avctx->height); + } else { + av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n"); + return AVERROR(EINVAL); + } - /* No other profile is supported in the current SDK version 5 */ - ctx->encode_config.profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID; - avctx->profile = FF_PROFILE_HEVC_MAIN; + return 0; +} - if (ctx->level) { - res = input_string_to_uint32(avctx, nvenc_hevc_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.hevcConfig.level); +static int nvenc_find_free_reg_resource(AVCodecContext *avctx) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; - if (res) { - av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 2, 2.1, 3, 3.1, 4, 4.1, 5, 5.1, 5.2, 6, 6.1, 6.2\n", ctx->level); - goto error; - } - } else { - ctx->encode_config.encodeCodecConfig.hevcConfig.level = NV_ENC_LEVEL_AUTOSELECT; - } + int i; - if (ctx->tier) { - if (!strcmp(ctx->tier, "main")) { - ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_MAIN; - } else if (!strcmp(ctx->tier, "high")) { - ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_HIGH; - } else { - av_log(avctx, AV_LOG_FATAL, "Tier \"%s\" is unknown! Supported tiers: main, high\n", ctx->tier); - res = AVERROR(EINVAL); - goto error; + if (ctx->nb_registered_frames == FF_ARRAY_ELEMS(ctx->registered_frames)) { + for (i = 0; i < ctx->nb_registered_frames; i++) { + if (!ctx->registered_frames[i].mapped) { + if (ctx->registered_frames[i].regptr) { + p_nvenc->nvEncUnregisterResource(ctx->nvencoder, + ctx->registered_frames[i].regptr); + ctx->registered_frames[i].regptr = NULL; + } + return i; } } - - break; - /* Earlier switch/case will return if unknown codec is passed. */ - } - - nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params); - if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "InitializeEncoder failed: 0x%x\n", (int)nv_status); - res = AVERROR_EXTERNAL; - goto error; + } else { + return ctx->nb_registered_frames++; } - ctx->input_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->input_surfaces)); + av_log(avctx, AV_LOG_ERROR, "Too many registered CUDA frames\n"); + return AVERROR(ENOMEM); +} - if (!ctx->input_surfaces) { - res = AVERROR(ENOMEM); - goto error; - } +static int nvenc_register_frame(AVCodecContext *avctx, const AVFrame *frame) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; - ctx->output_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->output_surfaces)); + AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data; + NV_ENC_REGISTER_RESOURCE reg; + int i, idx, ret; - if (!ctx->output_surfaces) { - res = AVERROR(ENOMEM); - goto error; + for (i = 0; i < ctx->nb_registered_frames; i++) { + if (ctx->registered_frames[i].ptr == (CUdeviceptr)frame->data[0]) + return i; } - for (surfaceCount = 0; surfaceCount < ctx->max_surface_count; ++surfaceCount) { - NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 }; - NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 }; - allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER; - allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER; - - allocSurf.width = (avctx->width + 31) & ~31; - allocSurf.height = (avctx->height + 31) & ~31; - - allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; - - switch (avctx->pix_fmt) { - case AV_PIX_FMT_YUV420P: - allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YV12_PL; - break; + idx = nvenc_find_free_reg_resource(avctx); + if (idx < 0) + return idx; + + reg.version = NV_ENC_REGISTER_RESOURCE_VER; + reg.resourceType = NV_ENC_INPUT_RESOURCE_TYPE_CUDADEVICEPTR; + reg.width = frames_ctx->width; + reg.height = frames_ctx->height; + reg.bufferFormat = ctx->surfaces[0].format; + reg.pitch = frame->linesize[0]; + reg.resourceToRegister = frame->data[0]; + + ret = p_nvenc->nvEncRegisterResource(ctx->nvencoder, ®); + if (ret != NV_ENC_SUCCESS) { + nvenc_print_error(avctx, ret, "Error registering an input resource"); + return AVERROR_UNKNOWN; + } - case AV_PIX_FMT_NV12: - allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_NV12_PL; - break; + ctx->registered_frames[idx].ptr = (CUdeviceptr)frame->data[0]; + ctx->registered_frames[idx].regptr = reg.registeredResource; + return idx; +} - case AV_PIX_FMT_YUV444P: - allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YUV444_PL; - break; +static int nvenc_upload_frame(AVCodecContext *avctx, const AVFrame *frame, + NvencSurface *nvenc_frame) +{ + NvencContext *ctx = avctx->priv_data; + NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; + NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; - default: - av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n"); - res = AVERROR(EINVAL); - goto error; - } + int res; + NVENCSTATUS nv_status; - nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf); - if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "CreateInputBuffer failed\n"); - res = AVERROR_EXTERNAL; - goto error; + if (avctx->pix_fmt == AV_PIX_FMT_CUDA) { + int reg_idx = nvenc_register_frame(avctx, frame); + if (reg_idx < 0) { + av_log(avctx, AV_LOG_ERROR, "Could not register an input CUDA frame\n"); + return reg_idx; } - ctx->input_surfaces[surfaceCount].lockCount = 0; - ctx->input_surfaces[surfaceCount].input_surface = allocSurf.inputBuffer; - ctx->input_surfaces[surfaceCount].format = allocSurf.bufferFmt; - ctx->input_surfaces[surfaceCount].width = allocSurf.width; - ctx->input_surfaces[surfaceCount].height = allocSurf.height; - - /* 1MB is large enough to hold most output frames. NVENC increases this automaticaly if it's not enough. */ - allocOut.size = 1024 * 1024; - - allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; + res = av_frame_ref(nvenc_frame->in_ref, frame); + if (res < 0) + return res; - nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut); + nvenc_frame->in_map.version = NV_ENC_MAP_INPUT_RESOURCE_VER; + nvenc_frame->in_map.registeredResource = ctx->registered_frames[reg_idx].regptr; + nv_status = p_nvenc->nvEncMapInputResource(ctx->nvencoder, &nvenc_frame->in_map); if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "CreateBitstreamBuffer failed\n"); - ctx->output_surfaces[surfaceCount++].output_surface = NULL; - res = AVERROR_EXTERNAL; - goto error; + av_frame_unref(nvenc_frame->in_ref); + return nvenc_print_error(avctx, nv_status, "Error mapping an input resource"); } - ctx->output_surfaces[surfaceCount].output_surface = allocOut.bitstreamBuffer; - ctx->output_surfaces[surfaceCount].size = allocOut.size; - ctx->output_surfaces[surfaceCount].busy = 0; - } - - if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { - uint32_t outSize = 0; - char tmpHeader[256]; - NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 }; - payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER; + ctx->registered_frames[reg_idx].mapped = 1; + nvenc_frame->reg_idx = reg_idx; + nvenc_frame->input_surface = nvenc_frame->in_map.mappedResource; + return 0; + } else { + NV_ENC_LOCK_INPUT_BUFFER lockBufferParams = { 0 }; - payload.spsppsBuffer = tmpHeader; - payload.inBufferSize = sizeof(tmpHeader); - payload.outSPSPPSPayloadSize = &outSize; + lockBufferParams.version = NV_ENC_LOCK_INPUT_BUFFER_VER; + lockBufferParams.inputBuffer = nvenc_frame->input_surface; - nv_status = p_nvenc->nvEncGetSequenceParams(ctx->nvencoder, &payload); + nv_status = p_nvenc->nvEncLockInputBuffer(ctx->nvencoder, &lockBufferParams); if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "GetSequenceParams failed\n"); - goto error; + return nvenc_print_error(avctx, nv_status, "Failed locking nvenc input buffer"); } - avctx->extradata_size = outSize; - avctx->extradata = av_mallocz(outSize + AV_INPUT_BUFFER_PADDING_SIZE); + res = nvenc_copy_frame(avctx, nvenc_frame, &lockBufferParams, frame); - if (!avctx->extradata) { - res = AVERROR(ENOMEM); - goto error; + nv_status = p_nvenc->nvEncUnlockInputBuffer(ctx->nvencoder, nvenc_frame->input_surface); + if (nv_status != NV_ENC_SUCCESS) { + return nvenc_print_error(avctx, nv_status, "Failed unlocking input buffer!"); } - memcpy(avctx->extradata, tmpHeader, outSize); + return res; } +} - if (ctx->encode_config.frameIntervalP > 1) - avctx->has_b_frames = 2; - - if (ctx->encode_config.rcParams.averageBitRate > 0) - avctx->bit_rate = ctx->encode_config.rcParams.averageBitRate; - - cpb_props = ff_add_cpb_side_data(avctx); - if (!cpb_props) - return AVERROR(ENOMEM); - cpb_props->max_bitrate = ctx->encode_config.rcParams.maxBitRate; - cpb_props->avg_bitrate = avctx->bit_rate; - cpb_props->buffer_size = ctx->encode_config.rcParams.vbvBufferSize; - - return 0; - -error: +static void nvenc_codec_specific_pic_params(AVCodecContext *avctx, + NV_ENC_PIC_PARAMS *params) +{ + NvencContext *ctx = avctx->priv_data; - for (i = 0; i < surfaceCount; ++i) { - p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->input_surfaces[i].input_surface); - if (ctx->output_surfaces[i].output_surface) - p_nvenc->nvEncDestroyBitstreamBuffer(ctx->nvencoder, ctx->output_surfaces[i].output_surface); + switch (avctx->codec->id) { + case AV_CODEC_ID_H264: + params->codecPicParams.h264PicParams.sliceMode = + ctx->encode_config.encodeCodecConfig.h264Config.sliceMode; + params->codecPicParams.h264PicParams.sliceModeData = + ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData; + break; + case AV_CODEC_ID_HEVC: + params->codecPicParams.hevcPicParams.sliceMode = + ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode; + params->codecPicParams.hevcPicParams.sliceModeData = + ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData; + break; } +} - if (ctx->nvencoder) - p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); - - if (ctx->cu_context) - dl_fn->cu_ctx_destroy(ctx->cu_context); - - nvenc_unload_nvenc(avctx); +static inline void timestamp_queue_enqueue(AVFifoBuffer* queue, int64_t timestamp) +{ + av_fifo_generic_write(queue, ×tamp, sizeof(timestamp), NULL); +} - ctx->nvencoder = NULL; - ctx->cu_context = NULL; +static inline int64_t timestamp_queue_dequeue(AVFifoBuffer* queue) +{ + int64_t timestamp = AV_NOPTS_VALUE; + if (av_fifo_size(queue) > 0) + av_fifo_generic_read(queue, ×tamp, sizeof(timestamp), NULL); - return res; + return timestamp; } -static av_cold int nvenc_encode_close(AVCodecContext *avctx) +static int nvenc_set_timestamp(AVCodecContext *avctx, + NV_ENC_LOCK_BITSTREAM *params, + AVPacket *pkt) { NvencContext *ctx = avctx->priv_data; - NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; - NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; - int i; - av_freep(&ctx->timestamp_list.data); - av_freep(&ctx->output_surface_ready_queue.data); - av_freep(&ctx->output_surface_queue.data); + pkt->pts = params->outputTimeStamp; - for (i = 0; i < ctx->max_surface_count; ++i) { - p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->input_surfaces[i].input_surface); - p_nvenc->nvEncDestroyBitstreamBuffer(ctx->nvencoder, ctx->output_surfaces[i].output_surface); - } - ctx->max_surface_count = 0; + /* generate the first dts by linearly extrapolating the + * first two pts values to the past */ + if (avctx->max_b_frames > 0 && !ctx->first_packet_output && + ctx->initial_pts[1] != AV_NOPTS_VALUE) { + int64_t ts0 = ctx->initial_pts[0], ts1 = ctx->initial_pts[1]; + int64_t delta; - p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); - ctx->nvencoder = NULL; + if ((ts0 < 0 && ts1 > INT64_MAX + ts0) || + (ts0 > 0 && ts1 < INT64_MIN + ts0)) + return AVERROR(ERANGE); + delta = ts1 - ts0; + + if ((delta < 0 && ts0 > INT64_MAX + delta) || + (delta > 0 && ts0 < INT64_MIN + delta)) + return AVERROR(ERANGE); + pkt->dts = ts0 - delta; - dl_fn->cu_ctx_destroy(ctx->cu_context); - ctx->cu_context = NULL; + ctx->first_packet_output = 1; + return 0; + } - nvenc_unload_nvenc(avctx); + pkt->dts = timestamp_queue_dequeue(ctx->timestamp_list); return 0; } -static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOutputSurface *tmpoutsurf) +static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencSurface *tmpoutsurf) { NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; @@ -1207,7 +1479,7 @@ static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOut slice_offsets = av_mallocz(slice_mode_data * sizeof(*slice_offsets)); if (!slice_offsets) - return AVERROR(ENOMEM); + goto error; lock_params.version = NV_ENC_LOCK_BITSTREAM_VER; @@ -1217,8 +1489,7 @@ static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOut nv_status = p_nvenc->nvEncLockBitstream(ctx->nvencoder, &lock_params); if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_ERROR, "Failed locking bitstream buffer\n"); - res = AVERROR_EXTERNAL; + res = nvenc_print_error(avctx, nv_status, "Failed locking bitstream buffer"); goto error; } @@ -1231,7 +1502,16 @@ static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOut nv_status = p_nvenc->nvEncUnlockBitstream(ctx->nvencoder, tmpoutsurf->output_surface); if (nv_status != NV_ENC_SUCCESS) - av_log(avctx, AV_LOG_ERROR, "Failed unlocking bitstream buffer, expect the gates of mordor to open\n"); + nvenc_print_error(avctx, nv_status, "Failed unlocking bitstream buffer, expect the gates of mordor to open"); + + + if (avctx->pix_fmt == AV_PIX_FMT_CUDA) { + p_nvenc->nvEncUnmapInputResource(ctx->nvencoder, tmpoutsurf->in_map.mappedResource); + av_frame_unref(tmpoutsurf->in_ref); + ctx->registered_frames[tmpoutsurf->reg_idx].mapped = 0; + + tmpoutsurf->input_surface = NULL; + } switch (lock_params.pictureType) { case NV_ENC_PIC_TYPE_IDR: @@ -1264,39 +1544,47 @@ FF_ENABLE_DEPRECATION_WARNINGS ff_side_data_set_encoder_stats(pkt, (lock_params.frameAvgQP - 1) * FF_QP2LAMBDA, NULL, 0, pict_type); - pkt->pts = lock_params.outputTimeStamp; - pkt->dts = timestamp_queue_dequeue(&ctx->timestamp_list); - - /* when there're b frame(s), set dts offset */ - if (ctx->encode_config.frameIntervalP >= 2) - pkt->dts -= 1; - - if (pkt->dts > pkt->pts) - pkt->dts = pkt->pts; - - if (ctx->last_dts != AV_NOPTS_VALUE && pkt->dts <= ctx->last_dts) - pkt->dts = ctx->last_dts + 1; - - ctx->last_dts = pkt->dts; + res = nvenc_set_timestamp(avctx, &lock_params, pkt); + if (res < 0) + goto error2; av_free(slice_offsets); return 0; error: + timestamp_queue_dequeue(ctx->timestamp_list); +error2: av_free(slice_offsets); - timestamp_queue_dequeue(&ctx->timestamp_list); return res; } -static int nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, - const AVFrame *frame, int *got_packet) +static int output_ready(AVCodecContext *avctx, int flush) +{ + NvencContext *ctx = avctx->priv_data; + int nb_ready, nb_pending; + + /* when B-frames are enabled, we wait for two initial timestamps to + * calculate the first dts */ + if (!flush && avctx->max_b_frames > 0 && + (ctx->initial_pts[0] == AV_NOPTS_VALUE || ctx->initial_pts[1] == AV_NOPTS_VALUE)) + return 0; + + nb_ready = av_fifo_size(ctx->output_surface_ready_queue) / sizeof(NvencSurface*); + nb_pending = av_fifo_size(ctx->output_surface_queue) / sizeof(NvencSurface*); + if (flush) + return nb_ready > 0; + return (nb_ready > 0) && (nb_ready + nb_pending >= ctx->async_depth); +} + +int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, + const AVFrame *frame, int *got_packet) { NVENCSTATUS nv_status; - NvencOutputSurface *tmpoutsurf; - int res, i = 0; + NvencSurface *tmpoutsurf, *inSurf; + int res; NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; @@ -1306,188 +1594,74 @@ static int nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, pic_params.version = NV_ENC_PIC_PARAMS_VER; if (frame) { - NV_ENC_LOCK_INPUT_BUFFER lockBufferParams = { 0 }; - NvencInputSurface *inSurf = NULL; - - for (i = 0; i < ctx->max_surface_count; ++i) { - if (!ctx->input_surfaces[i].lockCount) { - inSurf = &ctx->input_surfaces[i]; - break; - } - } - - av_assert0(inSurf); - - inSurf->lockCount = 1; - - lockBufferParams.version = NV_ENC_LOCK_INPUT_BUFFER_VER; - lockBufferParams.inputBuffer = inSurf->input_surface; - - nv_status = p_nvenc->nvEncLockInputBuffer(ctx->nvencoder, &lockBufferParams); - if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_ERROR, "Failed locking nvenc input buffer\n"); - return 0; - } - - if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) { - uint8_t *buf = lockBufferParams.bufferDataPtr; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[0], frame->linesize[0], - avctx->width, avctx->height); - - buf += inSurf->height * lockBufferParams.pitch; - - av_image_copy_plane(buf, lockBufferParams.pitch >> 1, - frame->data[2], frame->linesize[2], - avctx->width >> 1, avctx->height >> 1); - - buf += (inSurf->height * lockBufferParams.pitch) >> 2; - - av_image_copy_plane(buf, lockBufferParams.pitch >> 1, - frame->data[1], frame->linesize[1], - avctx->width >> 1, avctx->height >> 1); - } else if (avctx->pix_fmt == AV_PIX_FMT_NV12) { - uint8_t *buf = lockBufferParams.bufferDataPtr; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[0], frame->linesize[0], - avctx->width, avctx->height); - - buf += inSurf->height * lockBufferParams.pitch; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[1], frame->linesize[1], - avctx->width, avctx->height >> 1); - } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) { - uint8_t *buf = lockBufferParams.bufferDataPtr; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[0], frame->linesize[0], - avctx->width, avctx->height); - - buf += inSurf->height * lockBufferParams.pitch; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[1], frame->linesize[1], - avctx->width, avctx->height); - - buf += inSurf->height * lockBufferParams.pitch; - - av_image_copy_plane(buf, lockBufferParams.pitch, - frame->data[2], frame->linesize[2], - avctx->width, avctx->height); - } else { - av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n"); - return AVERROR(EINVAL); - } - - nv_status = p_nvenc->nvEncUnlockInputBuffer(ctx->nvencoder, inSurf->input_surface); - if (nv_status != NV_ENC_SUCCESS) { - av_log(avctx, AV_LOG_FATAL, "Failed unlocking input buffer!\n"); - return AVERROR_EXTERNAL; + inSurf = get_free_frame(ctx); + if (!inSurf) { + av_log(avctx, AV_LOG_ERROR, "No free surfaces\n"); + return AVERROR_BUG; } - for (i = 0; i < ctx->max_surface_count; ++i) - if (!ctx->output_surfaces[i].busy) - break; - - if (i == ctx->max_surface_count) { + res = nvenc_upload_frame(avctx, frame, inSurf); + if (res) { inSurf->lockCount = 0; - av_log(avctx, AV_LOG_FATAL, "No free output surface found!\n"); - return AVERROR_EXTERNAL; + return res; } - ctx->output_surfaces[i].input_surface = inSurf; - pic_params.inputBuffer = inSurf->input_surface; pic_params.bufferFmt = inSurf->format; pic_params.inputWidth = avctx->width; pic_params.inputHeight = avctx->height; - pic_params.outputBitstream = ctx->output_surfaces[i].output_surface; - pic_params.completionEvent = 0; + pic_params.outputBitstream = inSurf->output_surface; if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { - if (frame->top_field_first) { + if (frame->top_field_first) pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM; - } else { + else pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP; - } } else { pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FRAME; } pic_params.encodePicFlags = 0; pic_params.inputTimeStamp = frame->pts; - pic_params.inputDuration = 0; - switch (avctx->codec->id) { - case AV_CODEC_ID_H264: - pic_params.codecPicParams.h264PicParams.sliceMode = ctx->encode_config.encodeCodecConfig.h264Config.sliceMode; - pic_params.codecPicParams.h264PicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData; - break; - case AV_CODEC_ID_H265: - pic_params.codecPicParams.hevcPicParams.sliceMode = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode; - pic_params.codecPicParams.hevcPicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData; - break; - default: - av_log(avctx, AV_LOG_ERROR, "Unknown codec name\n"); - return AVERROR(EINVAL); - } - - res = timestamp_queue_enqueue(&ctx->timestamp_list, frame->pts); - if (res) - return res; + nvenc_codec_specific_pic_params(avctx, &pic_params); } else { pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS; } nv_status = p_nvenc->nvEncEncodePicture(ctx->nvencoder, &pic_params); + if (nv_status != NV_ENC_SUCCESS && + nv_status != NV_ENC_ERR_NEED_MORE_INPUT) + return nvenc_print_error(avctx, nv_status, "EncodePicture failed!"); - if (frame && nv_status == NV_ENC_ERR_NEED_MORE_INPUT) { - res = out_surf_queue_enqueue(&ctx->output_surface_queue, &ctx->output_surfaces[i]); - - if (res) - return res; - - ctx->output_surfaces[i].busy = 1; - } + if (frame) { + av_fifo_generic_write(ctx->output_surface_queue, &inSurf, sizeof(inSurf), NULL); + timestamp_queue_enqueue(ctx->timestamp_list, frame->pts); - if (nv_status != NV_ENC_SUCCESS && nv_status != NV_ENC_ERR_NEED_MORE_INPUT) { - av_log(avctx, AV_LOG_ERROR, "EncodePicture failed!\n"); - return AVERROR_EXTERNAL; + if (ctx->initial_pts[0] == AV_NOPTS_VALUE) + ctx->initial_pts[0] = frame->pts; + else if (ctx->initial_pts[1] == AV_NOPTS_VALUE) + ctx->initial_pts[1] = frame->pts; } - if (nv_status != NV_ENC_ERR_NEED_MORE_INPUT) { - while (ctx->output_surface_queue.count) { - tmpoutsurf = out_surf_queue_dequeue(&ctx->output_surface_queue); - res = out_surf_queue_enqueue(&ctx->output_surface_ready_queue, tmpoutsurf); - - if (res) - return res; - } - - if (frame) { - res = out_surf_queue_enqueue(&ctx->output_surface_ready_queue, &ctx->output_surfaces[i]); - - if (res) - return res; - - ctx->output_surfaces[i].busy = 1; + /* all the pending buffers are now ready for output */ + if (nv_status == NV_ENC_SUCCESS) { + while (av_fifo_size(ctx->output_surface_queue) > 0) { + av_fifo_generic_read(ctx->output_surface_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); + av_fifo_generic_write(ctx->output_surface_ready_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); } } - if (ctx->output_surface_ready_queue.count && (!frame || ctx->output_surface_ready_queue.count + ctx->output_surface_queue.count >= ctx->buffer_delay)) { - tmpoutsurf = out_surf_queue_dequeue(&ctx->output_surface_ready_queue); + if (output_ready(avctx, !frame)) { + av_fifo_generic_read(ctx->output_surface_ready_queue, &tmpoutsurf, sizeof(tmpoutsurf), NULL); res = process_output_surface(avctx, pkt, tmpoutsurf); if (res) return res; - tmpoutsurf->busy = 0; - av_assert0(tmpoutsurf->input_surface->lockCount); - tmpoutsurf->input_surface->lockCount--; + av_assert0(tmpoutsurf->lockCount); + tmpoutsurf->lockCount--; *got_packet = 1; } else { @@ -1496,109 +1670,3 @@ static int nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, return 0; } - -static const enum AVPixelFormat pix_fmts_nvenc[] = { - AV_PIX_FMT_YUV420P, - AV_PIX_FMT_NV12, - AV_PIX_FMT_YUV444P, - AV_PIX_FMT_NONE -}; - -#define OFFSET(x) offsetof(NvencContext, x) -#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM -static const AVOption options[] = { - { "preset", "Set the encoding preset (one of slow = hq 2pass, medium = hq, fast = hp, hq, hp, bd, ll, llhq, llhp, lossless, losslesshp, default)", OFFSET(preset), AV_OPT_TYPE_STRING, { .str = "medium" }, 0, 0, VE }, - { "profile", "Set the encoding profile (high, main, baseline or high444p)", OFFSET(profile), AV_OPT_TYPE_STRING, { .str = "main" }, 0, 0, VE }, - { "level", "Set the encoding level restriction (auto, 1.0, 1.0b, 1.1, 1.2, ..., 4.2, 5.0, 5.1)", OFFSET(level), AV_OPT_TYPE_STRING, { .str = "auto" }, 0, 0, VE }, - { "tier", "Set the encoding tier (main or high)", OFFSET(tier), AV_OPT_TYPE_STRING, { .str = "main" }, 0, 0, VE }, - { "cbr", "Use cbr encoding mode", OFFSET(cbr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, - { "2pass", "Use 2pass encoding mode", OFFSET(twopass), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE }, - { "gpu", "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.", OFFSET(gpu), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, - { "delay", "Delays frame output by the given amount of frames.", OFFSET(buffer_delay), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE }, - { NULL } -}; - -static const AVCodecDefault nvenc_defaults[] = { - { "b", "2M" }, - { "qmin", "-1" }, - { "qmax", "-1" }, - { "qdiff", "-1" }, - { "qblur", "-1" }, - { "qcomp", "-1" }, - { "g", "250" }, - { "bf", "0" }, - { NULL }, -}; - -#if CONFIG_NVENC_ENCODER -static const AVClass nvenc_class = { - .class_name = "nvenc", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, -}; - -AVCodec ff_nvenc_encoder = { - .name = "nvenc", - .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC h264 encoder"), - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_H264, - .priv_data_size = sizeof(NvencContext), - .init = nvenc_encode_init, - .encode2 = nvenc_encode_frame, - .close = nvenc_encode_close, - .capabilities = AV_CODEC_CAP_DELAY, - .priv_class = &nvenc_class, - .defaults = nvenc_defaults, - .pix_fmts = pix_fmts_nvenc, -}; -#endif - -/* Add an alias for nvenc_h264 */ -#if CONFIG_NVENC_H264_ENCODER -static const AVClass nvenc_h264_class = { - .class_name = "nvenc_h264", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, -}; - -AVCodec ff_nvenc_h264_encoder = { - .name = "nvenc_h264", - .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC h264 encoder"), - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_H264, - .priv_data_size = sizeof(NvencContext), - .init = nvenc_encode_init, - .encode2 = nvenc_encode_frame, - .close = nvenc_encode_close, - .capabilities = AV_CODEC_CAP_DELAY, - .priv_class = &nvenc_h264_class, - .defaults = nvenc_defaults, - .pix_fmts = pix_fmts_nvenc, -}; -#endif - -#if CONFIG_NVENC_HEVC_ENCODER -static const AVClass nvenc_hevc_class = { - .class_name = "nvenc_hevc", - .item_name = av_default_item_name, - .option = options, - .version = LIBAVUTIL_VERSION_INT, -}; - -AVCodec ff_nvenc_hevc_encoder = { - .name = "nvenc_hevc", - .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC hevc encoder"), - .type = AVMEDIA_TYPE_VIDEO, - .id = AV_CODEC_ID_H265, - .priv_data_size = sizeof(NvencContext), - .init = nvenc_encode_init, - .encode2 = nvenc_encode_frame, - .close = nvenc_encode_close, - .capabilities = AV_CODEC_CAP_DELAY, - .priv_class = &nvenc_hevc_class, - .defaults = nvenc_defaults, - .pix_fmts = pix_fmts_nvenc, -}; -#endif