2015-05-30 16:40:13 +02:00
|
|
|
/*
|
|
|
|
* NVIDIA NVENC Support
|
|
|
|
* Copyright (C) 2015 Luca Barbato
|
2016-05-13 09:43:51 +02:00
|
|
|
* Copyright (C) 2015 Philip Langdale <philipl@overt.org>
|
|
|
|
* Copyright (C) 2014 Timo Rothenpieler <timo@rothenpieler.org>
|
2015-05-30 16:40:13 +02:00
|
|
|
*
|
|
|
|
* This file is part of Libav.
|
|
|
|
*
|
|
|
|
* Libav is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
|
|
* License as published by the Free Software Foundation; either
|
|
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
|
|
*
|
|
|
|
* Libav is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
* Lesser General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
|
|
* License along with Libav; if not, write to the Free Software
|
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "config.h"
|
|
|
|
|
|
|
|
#include <nvEncodeAPI.h>
|
|
|
|
#include <string.h>
|
|
|
|
|
|
|
|
#define CUDA_LIBNAME "libcuda.so"
|
|
|
|
|
|
|
|
#if HAVE_DLFCN_H
|
|
|
|
#include <dlfcn.h>
|
|
|
|
|
|
|
|
#define NVENC_LIBNAME "libnvidia-encode.so"
|
|
|
|
|
|
|
|
#elif HAVE_WINDOWS_H
|
|
|
|
#include <windows.h>
|
|
|
|
|
|
|
|
#if ARCH_X86_64
|
|
|
|
#define NVENC_LIBNAME "nvEncodeAPI64.dll"
|
|
|
|
#else
|
|
|
|
#define NVENC_LIBNAME "nvEncodeAPI.dll"
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define dlopen(filename, flags) LoadLibrary((filename))
|
|
|
|
#define dlsym(handle, symbol) GetProcAddress(handle, symbol)
|
|
|
|
#define dlclose(handle) FreeLibrary(handle)
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#include "libavutil/common.h"
|
2016-02-01 15:56:31 +01:00
|
|
|
#include "libavutil/hwcontext.h"
|
2015-05-30 16:40:13 +02:00
|
|
|
#include "libavutil/imgutils.h"
|
|
|
|
#include "libavutil/mem.h"
|
|
|
|
#include "avcodec.h"
|
|
|
|
#include "internal.h"
|
|
|
|
#include "nvenc.h"
|
|
|
|
|
2016-05-13 09:05:25 +02:00
|
|
|
#if CONFIG_CUDA
|
|
|
|
#include "libavutil/hwcontext_cuda.h"
|
|
|
|
#endif
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
#define NVENC_CAP 0x30
|
|
|
|
#define BITSTREAM_BUFFER_SIZE 1024 * 1024
|
2016-05-11 10:34:31 +02:00
|
|
|
#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)
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
#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)
|
|
|
|
|
2016-01-30 21:33:48 +01:00
|
|
|
const enum AVPixelFormat ff_nvenc_pix_fmts[] = {
|
|
|
|
AV_PIX_FMT_NV12,
|
|
|
|
AV_PIX_FMT_YUV420P,
|
|
|
|
AV_PIX_FMT_YUV444P,
|
2016-05-13 09:05:25 +02:00
|
|
|
#if CONFIG_CUDA
|
2016-02-01 15:56:31 +01:00
|
|
|
AV_PIX_FMT_CUDA,
|
2016-05-13 09:05:25 +02:00
|
|
|
#endif
|
2016-01-30 21:33:48 +01:00
|
|
|
AV_PIX_FMT_NONE
|
|
|
|
};
|
|
|
|
|
2016-01-06 19:52:37 +01:00
|
|
|
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" },
|
|
|
|
};
|
|
|
|
|
|
|
|
static int nvenc_map_error(NVENCSTATUS err, const char **desc)
|
|
|
|
{
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_print_error(void *log_ctx, NVENCSTATUS err,
|
|
|
|
const char *error_string)
|
|
|
|
{
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
static av_cold int nvenc_load_libraries(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NVENCLibraryContext *nvel = &ctx->nvel;
|
|
|
|
PNVENCODEAPICREATEINSTANCE nvenc_create_instance;
|
2016-01-06 19:52:37 +01:00
|
|
|
NVENCSTATUS err;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-13 14:07:37 +01:00
|
|
|
#if CONFIG_CUDA
|
|
|
|
nvel->cu_init = cuInit;
|
|
|
|
nvel->cu_device_get_count = cuDeviceGetCount;
|
|
|
|
nvel->cu_device_get = cuDeviceGet;
|
|
|
|
nvel->cu_device_get_name = cuDeviceGetName;
|
|
|
|
nvel->cu_device_compute_capability = cuDeviceComputeCapability;
|
|
|
|
nvel->cu_ctx_create = cuCtxCreate_v2;
|
|
|
|
nvel->cu_ctx_pop_current = cuCtxPopCurrent_v2;
|
|
|
|
nvel->cu_ctx_destroy = cuCtxDestroy_v2;
|
|
|
|
#else
|
2015-05-30 16:40:13 +02:00
|
|
|
LOAD_LIBRARY(nvel->cuda, CUDA_LIBNAME);
|
|
|
|
|
|
|
|
LOAD_SYMBOL(nvel->cu_init, nvel->cuda, "cuInit");
|
|
|
|
LOAD_SYMBOL(nvel->cu_device_get_count, nvel->cuda, "cuDeviceGetCount");
|
|
|
|
LOAD_SYMBOL(nvel->cu_device_get, nvel->cuda, "cuDeviceGet");
|
|
|
|
LOAD_SYMBOL(nvel->cu_device_get_name, nvel->cuda, "cuDeviceGetName");
|
|
|
|
LOAD_SYMBOL(nvel->cu_device_compute_capability, nvel->cuda,
|
|
|
|
"cuDeviceComputeCapability");
|
|
|
|
LOAD_SYMBOL(nvel->cu_ctx_create, nvel->cuda, "cuCtxCreate_v2");
|
|
|
|
LOAD_SYMBOL(nvel->cu_ctx_pop_current, nvel->cuda, "cuCtxPopCurrent_v2");
|
|
|
|
LOAD_SYMBOL(nvel->cu_ctx_destroy, nvel->cuda, "cuCtxDestroy_v2");
|
2016-01-13 14:07:37 +01:00
|
|
|
#endif
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
LOAD_LIBRARY(nvel->nvenc, NVENC_LIBNAME);
|
|
|
|
|
|
|
|
LOAD_SYMBOL(nvenc_create_instance, nvel->nvenc,
|
|
|
|
"NvEncodeAPICreateInstance");
|
|
|
|
|
|
|
|
nvel->nvenc_funcs.version = NV_ENCODE_API_FUNCTION_LIST_VER;
|
|
|
|
|
2016-01-06 19:52:37 +01:00
|
|
|
err = nvenc_create_instance(&nvel->nvenc_funcs);
|
|
|
|
if (err != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, err, "Cannot create the NVENC instance");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_open_session(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS params = { 0 };
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
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;
|
|
|
|
|
|
|
|
ret = nv->nvEncOpenEncodeSessionEx(¶ms, &ctx->nvenc_ctx);
|
|
|
|
if (ret != NV_ENC_SUCCESS) {
|
|
|
|
ctx->nvenc_ctx = NULL;
|
2016-01-06 19:52:37 +01:00
|
|
|
return nvenc_print_error(avctx, ret, "Cannot open the NVENC Session");
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_check_codec_support(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int i, ret, count = 0;
|
|
|
|
GUID *guids = NULL;
|
|
|
|
|
|
|
|
ret = nv->nvEncGetEncodeGUIDCount(ctx->nvenc_ctx, &count);
|
|
|
|
|
|
|
|
if (ret != NV_ENC_SUCCESS || !count)
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
|
|
|
|
guids = av_malloc(count * sizeof(GUID));
|
|
|
|
if (!guids)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
ret = nv->nvEncGetEncodeGUIDs(ctx->nvenc_ctx, guids, count, &count);
|
|
|
|
if (ret != NV_ENC_SUCCESS) {
|
|
|
|
ret = AVERROR(ENOSYS);
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = AVERROR(ENOSYS);
|
|
|
|
for (i = 0; i < count; i++) {
|
|
|
|
if (!memcmp(&guids[i], &ctx->params.encodeGUID, sizeof(*guids))) {
|
|
|
|
ret = 0;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fail:
|
|
|
|
av_free(guids);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_check_cap(AVCodecContext *avctx, NV_ENC_CAPS cap)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
NV_ENC_CAPS_PARAM params = { 0 };
|
|
|
|
int ret, val = 0;
|
|
|
|
|
|
|
|
params.version = NV_ENC_CAPS_PARAM_VER;
|
|
|
|
params.capsToQuery = cap;
|
|
|
|
|
|
|
|
ret = nv->nvEncGetEncodeCaps(ctx->nvenc_ctx, ctx->params.encodeGUID, ¶ms, &val);
|
|
|
|
|
|
|
|
if (ret == NV_ENC_SUCCESS)
|
|
|
|
return val;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_check_capabilities(AVCodecContext *avctx)
|
|
|
|
{
|
2016-02-01 15:56:31 +01:00
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
2015-05-30 16:40:13 +02:00
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = nvenc_check_codec_support(avctx);
|
|
|
|
if (ret < 0) {
|
|
|
|
av_log(avctx, AV_LOG_VERBOSE, "Codec not supported\n");
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_YUV444_ENCODE);
|
2016-02-01 15:56:31 +01:00
|
|
|
if (ctx->data_pix_fmt == AV_PIX_FMT_YUV444P && ret <= 0) {
|
2015-05-30 16:40:13 +02:00
|
|
|
av_log(avctx, AV_LOG_VERBOSE, "YUV444P not supported\n");
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = nvenc_check_cap(avctx, NV_ENC_CAPS_NUM_MAX_BFRAMES);
|
|
|
|
if (ret < avctx->max_b_frames) {
|
2016-04-27 19:45:23 +02:00
|
|
|
av_log(avctx, AV_LOG_VERBOSE, "Max B-frames %d exceed %d\n",
|
2015-05-30 16:40:13 +02:00
|
|
|
avctx->max_b_frames, ret);
|
|
|
|
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_check_device(AVCodecContext *avctx, int idx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NVENCLibraryContext *nvel = &ctx->nvel;
|
|
|
|
char name[128] = { 0 };
|
|
|
|
int major, minor, ret;
|
|
|
|
CUdevice cu_device;
|
|
|
|
CUcontext dummy;
|
|
|
|
int loglevel = AV_LOG_VERBOSE;
|
|
|
|
|
|
|
|
if (ctx->device == LIST_DEVICES)
|
|
|
|
loglevel = AV_LOG_INFO;
|
|
|
|
|
|
|
|
ret = nvel->cu_device_get(&cu_device, idx);
|
|
|
|
if (ret != CUDA_SUCCESS) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
|
|
"Cannot access the CUDA device %d\n",
|
|
|
|
idx);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = nvel->cu_device_get_name(name, sizeof(name), cu_device);
|
|
|
|
if (ret != CUDA_SUCCESS)
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
ret = nvel->cu_device_compute_capability(&major, &minor, cu_device);
|
|
|
|
if (ret != CUDA_SUCCESS)
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
av_log(avctx, loglevel, "Device %d [%s] ", cu_device, name);
|
|
|
|
|
|
|
|
if (((major << 4) | minor) < NVENC_CAP)
|
|
|
|
goto fail;
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ret = nvel->cu_ctx_create(&ctx->cu_context_internal, 0, cu_device);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret != CUDA_SUCCESS)
|
|
|
|
goto fail;
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->cu_context = ctx->cu_context_internal;
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
ret = nvel->cu_ctx_pop_current(&dummy);
|
|
|
|
if (ret != CUDA_SUCCESS)
|
|
|
|
goto fail2;
|
|
|
|
|
|
|
|
if ((ret = nvenc_open_session(avctx)) < 0)
|
|
|
|
goto fail2;
|
|
|
|
|
|
|
|
if ((ret = nvenc_check_capabilities(avctx)) < 0)
|
|
|
|
goto fail3;
|
|
|
|
|
|
|
|
av_log(avctx, loglevel, "supports NVENC\n");
|
|
|
|
|
|
|
|
if (ctx->device == cu_device || ctx->device == ANY_DEVICE)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
fail3:
|
|
|
|
nvel->nvenc_funcs.nvEncDestroyEncoder(ctx->nvenc_ctx);
|
|
|
|
ctx->nvenc_ctx = NULL;
|
|
|
|
|
|
|
|
fail2:
|
2016-02-01 15:56:31 +01:00
|
|
|
nvel->cu_ctx_destroy(ctx->cu_context_internal);
|
|
|
|
ctx->cu_context_internal = NULL;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
fail:
|
|
|
|
if (ret != 0)
|
|
|
|
av_log(avctx, loglevel, "does not support NVENC (major %d minor %d)\n",
|
|
|
|
major, minor);
|
|
|
|
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_setup_device(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NVENCLibraryContext *nvel = &ctx->nvel;
|
|
|
|
|
|
|
|
switch (avctx->codec->id) {
|
|
|
|
case AV_CODEC_ID_H264:
|
|
|
|
ctx->params.encodeGUID = NV_ENC_CODEC_H264_GUID;
|
|
|
|
break;
|
|
|
|
case AV_CODEC_ID_HEVC:
|
|
|
|
ctx->params.encodeGUID = NV_ENC_CODEC_HEVC_GUID;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return AVERROR_BUG;
|
|
|
|
}
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (avctx->pix_fmt == AV_PIX_FMT_CUDA) {
|
2016-05-13 09:05:25 +02:00
|
|
|
#if CONFIG_CUDA
|
2016-02-01 15:56:31 +01:00
|
|
|
AVHWFramesContext *frames_ctx;
|
|
|
|
AVCUDADeviceContext *device_hwctx;
|
|
|
|
int ret;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (!avctx->hw_frames_ctx)
|
|
|
|
return AVERROR(EINVAL);
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
|
|
|
|
device_hwctx = frames_ctx->device_ctx->hwctx;
|
|
|
|
|
|
|
|
ctx->cu_context = device_hwctx->cuda_ctx;
|
|
|
|
|
|
|
|
ret = nvenc_open_session(avctx);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ret = nvenc_check_capabilities(avctx);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
2016-05-13 09:05:25 +02:00
|
|
|
#else
|
|
|
|
return AVERROR_BUG;
|
|
|
|
#endif
|
2016-02-01 15:56:31 +01:00
|
|
|
} else {
|
|
|
|
int i, nb_devices = 0;
|
|
|
|
|
|
|
|
if ((nvel->cu_init(0)) != CUDA_SUCCESS) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
|
|
"Cannot init CUDA\n");
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((nvel->cu_device_get_count(&nb_devices)) != CUDA_SUCCESS) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR,
|
|
|
|
"Cannot enumerate the CUDA devices\n");
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < nb_devices; ++i) {
|
|
|
|
if ((nvenc_check_device(avctx, i)) >= 0 && ctx->device != LIST_DEVICES)
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->device == LIST_DEVICES)
|
|
|
|
return AVERROR_EXIT;
|
|
|
|
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
typedef struct GUIDTuple {
|
|
|
|
const GUID guid;
|
|
|
|
int flags;
|
|
|
|
} GUIDTuple;
|
|
|
|
|
|
|
|
static int nvec_map_preset(NVENCContext *ctx)
|
|
|
|
{
|
|
|
|
GUIDTuple presets[] = {
|
|
|
|
{ NV_ENC_PRESET_DEFAULT_GUID },
|
|
|
|
{ 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_HP_GUID, NVENC_LOWLATENCY },
|
|
|
|
{ NV_ENC_PRESET_LOW_LATENCY_HQ_GUID, NVENC_LOWLATENCY },
|
|
|
|
{ NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID, NVENC_LOSSLESS },
|
|
|
|
{ NV_ENC_PRESET_LOSSLESS_HP_GUID, NVENC_LOSSLESS },
|
|
|
|
{ { 0 } }
|
|
|
|
};
|
|
|
|
|
|
|
|
GUIDTuple *t = &presets[ctx->preset];
|
|
|
|
|
|
|
|
ctx->params.presetGUID = t->guid;
|
|
|
|
ctx->flags = t->flags;
|
|
|
|
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void set_constqp(AVCodecContext *avctx, NV_ENC_RC_PARAMS *rc)
|
|
|
|
{
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void set_vbr(AVCodecContext *avctx, NV_ENC_RC_PARAMS *rc)
|
|
|
|
{
|
|
|
|
if (avctx->qmin >= 0) {
|
|
|
|
rc->enableMinQP = 1;
|
|
|
|
rc->minQP.qpInterB = avctx->qmin;
|
|
|
|
rc->minQP.qpInterP = avctx->qmin;
|
|
|
|
rc->minQP.qpIntra = avctx->qmin;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (avctx->qmax >= 0) {
|
|
|
|
rc->enableMaxQP = 1;
|
|
|
|
rc->maxQP.qpInterB = avctx->qmax;
|
|
|
|
rc->maxQP.qpInterP = avctx->qmax;
|
|
|
|
rc->maxQP.qpIntra = avctx->qmax;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2016-05-11 15:38:35 +02:00
|
|
|
static void set_lossless(AVCodecContext *avctx, NV_ENC_RC_PARAMS *rc)
|
|
|
|
{
|
|
|
|
rc->rateControlMode = NV_ENC_PARAMS_RC_CONSTQP;
|
|
|
|
rc->constQP.qpInterB = 0;
|
|
|
|
rc->constQP.qpInterP = 0;
|
|
|
|
rc->constQP.qpIntra = 0;
|
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
static void nvenc_override_rate_control(AVCodecContext *avctx,
|
|
|
|
NV_ENC_RC_PARAMS *rc)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
|
|
|
|
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, rc);
|
|
|
|
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");
|
|
|
|
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");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
set_vbr(avctx, rc);
|
|
|
|
break;
|
|
|
|
case NV_ENC_PARAMS_RC_CBR:
|
|
|
|
break;
|
|
|
|
case NV_ENC_PARAMS_RC_2_PASS_QUALITY:
|
|
|
|
case NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP:
|
|
|
|
if (!(ctx->flags & NVENC_LOWLATENCY)) {
|
|
|
|
av_log(avctx, AV_LOG_WARNING,
|
|
|
|
"The multipass rate-control requires "
|
|
|
|
"a low-latency preset.\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
rc->rateControlMode = ctx->rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void nvenc_setup_rate_control(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENC_RC_PARAMS *rc = &ctx->config.rcParams;
|
|
|
|
|
|
|
|
if (avctx->bit_rate > 0)
|
|
|
|
rc->averageBitRate = avctx->bit_rate;
|
|
|
|
|
|
|
|
if (avctx->rc_max_rate > 0)
|
|
|
|
rc->maxBitRate = avctx->rc_max_rate;
|
|
|
|
|
|
|
|
if (ctx->rc > 0) {
|
|
|
|
nvenc_override_rate_control(avctx, rc);
|
2016-05-11 15:38:35 +02:00
|
|
|
} else if (ctx->flags & NVENC_LOSSLESS) {
|
|
|
|
set_lossless(avctx, rc);
|
2015-05-30 16:40:13 +02:00
|
|
|
} else if (avctx->global_quality > 0) {
|
|
|
|
set_constqp(avctx, rc);
|
|
|
|
} else if (avctx->qmin >= 0 && avctx->qmax >= 0) {
|
|
|
|
rc->rateControlMode = NV_ENC_PARAMS_RC_VBR;
|
|
|
|
set_vbr(avctx, rc);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (avctx->rc_buffer_size > 0)
|
|
|
|
rc->vbvBufferSize = avctx->rc_buffer_size;
|
|
|
|
|
|
|
|
if (rc->averageBitRate > 0)
|
|
|
|
avctx->bit_rate = rc->averageBitRate;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_setup_h264_config(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENC_CONFIG *cc = &ctx->config;
|
|
|
|
NV_ENC_CONFIG_H264 *h264 = &cc->encodeCodecConfig.h264Config;
|
|
|
|
NV_ENC_CONFIG_H264_VUI_PARAMETERS *vui = &h264->h264VUIParameters;
|
|
|
|
|
2016-05-12 09:20:19 +02:00
|
|
|
vui->colourDescriptionPresentFlag = avctx->colorspace != AVCOL_SPC_UNSPECIFIED ||
|
|
|
|
avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
|
|
|
|
avctx->color_trc != AVCOL_TRC_UNSPECIFIED;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
vui->colourMatrix = avctx->colorspace;
|
|
|
|
vui->colourPrimaries = avctx->color_primaries;
|
|
|
|
vui->transferCharacteristics = avctx->color_trc;
|
|
|
|
|
|
|
|
vui->videoFullRangeFlag = avctx->color_range == AVCOL_RANGE_JPEG;
|
|
|
|
|
2016-05-12 09:20:19 +02:00
|
|
|
vui->videoSignalTypePresentFlag = vui->colourDescriptionPresentFlag ||
|
|
|
|
vui->videoFullRangeFlag;
|
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
h264->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
|
|
|
|
h264->repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
|
2016-03-30 12:03:59 +02:00
|
|
|
h264->outputAUD = 1;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
h264->maxNumRefFrames = avctx->refs;
|
|
|
|
h264->idrPeriod = cc->gopLength;
|
|
|
|
|
2016-05-11 15:38:35 +02:00
|
|
|
if (ctx->flags & NVENC_LOSSLESS)
|
|
|
|
h264->qpPrimeYZeroTransformBypassFlag = 1;
|
|
|
|
|
2016-05-11 10:34:31 +02:00
|
|
|
if (IS_CBR(cc->rcParams.rateControlMode)) {
|
|
|
|
h264->outputBufferingPeriodSEI = 1;
|
|
|
|
h264->outputPictureTimingSEI = 1;
|
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ctx->profile)
|
|
|
|
avctx->profile = ctx->profile;
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (ctx->data_pix_fmt == AV_PIX_FMT_YUV444P)
|
2015-05-30 16:40:13 +02:00
|
|
|
h264->chromaFormatIDC = 3;
|
|
|
|
else
|
|
|
|
h264->chromaFormatIDC = 1;
|
|
|
|
|
|
|
|
switch (ctx->profile) {
|
|
|
|
case NV_ENC_H264_PROFILE_BASELINE:
|
|
|
|
cc->profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID;
|
|
|
|
break;
|
|
|
|
case NV_ENC_H264_PROFILE_MAIN:
|
|
|
|
cc->profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID;
|
|
|
|
break;
|
|
|
|
case NV_ENC_H264_PROFILE_HIGH:
|
|
|
|
cc->profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
|
|
|
|
break;
|
|
|
|
case NV_ENC_H264_PROFILE_HIGH_444:
|
|
|
|
cc->profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
|
|
|
|
break;
|
|
|
|
case NV_ENC_H264_PROFILE_CONSTRAINED_HIGH:
|
|
|
|
cc->profileGUID = NV_ENC_H264_PROFILE_CONSTRAINED_HIGH_GUID;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
h264->level = ctx->level;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_setup_hevc_config(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENC_CONFIG *cc = &ctx->config;
|
|
|
|
NV_ENC_CONFIG_HEVC *hevc = &cc->encodeCodecConfig.hevcConfig;
|
2016-05-12 09:22:29 +02:00
|
|
|
NV_ENC_CONFIG_HEVC_VUI_PARAMETERS *vui = &hevc->hevcVUIParameters;
|
|
|
|
|
|
|
|
vui->colourDescriptionPresentFlag = avctx->colorspace != AVCOL_SPC_UNSPECIFIED ||
|
|
|
|
avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
|
|
|
|
avctx->color_trc != AVCOL_TRC_UNSPECIFIED;
|
|
|
|
|
|
|
|
vui->colourMatrix = avctx->colorspace;
|
|
|
|
vui->colourPrimaries = avctx->color_primaries;
|
|
|
|
vui->transferCharacteristics = avctx->color_trc;
|
|
|
|
|
|
|
|
vui->videoFullRangeFlag = avctx->color_range == AVCOL_RANGE_JPEG;
|
|
|
|
|
|
|
|
vui->videoSignalTypePresentFlag = vui->colourDescriptionPresentFlag ||
|
|
|
|
vui->videoFullRangeFlag;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
hevc->disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
|
|
|
|
hevc->repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
|
2016-03-30 12:03:59 +02:00
|
|
|
hevc->outputAUD = 1;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
hevc->maxNumRefFramesInDPB = avctx->refs;
|
|
|
|
hevc->idrPeriod = cc->gopLength;
|
|
|
|
|
2016-05-11 10:34:31 +02:00
|
|
|
if (IS_CBR(cc->rcParams.rateControlMode)) {
|
|
|
|
hevc->outputBufferingPeriodSEI = 1;
|
|
|
|
hevc->outputPictureTimingSEI = 1;
|
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
/* 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;
|
|
|
|
|
|
|
|
if (ctx->level) {
|
|
|
|
hevc->level = ctx->level;
|
|
|
|
} else {
|
|
|
|
hevc->level = NV_ENC_LEVEL_AUTOSELECT;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->tier) {
|
|
|
|
hevc->tier = ctx->tier;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
static int nvenc_setup_codec_config(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
switch (avctx->codec->id) {
|
|
|
|
case AV_CODEC_ID_H264:
|
|
|
|
return nvenc_setup_h264_config(avctx);
|
|
|
|
case AV_CODEC_ID_HEVC:
|
|
|
|
return nvenc_setup_hevc_config(avctx);
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_setup_encoder(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
NV_ENC_PRESET_CONFIG preset_cfg = { 0 };
|
2015-10-03 15:19:10 +02:00
|
|
|
AVCPBProperties *cpb_props;
|
2015-05-30 16:40:13 +02:00
|
|
|
int ret;
|
|
|
|
|
|
|
|
ctx->params.version = NV_ENC_INITIALIZE_PARAMS_VER;
|
|
|
|
|
|
|
|
ctx->params.encodeHeight = avctx->height;
|
|
|
|
ctx->params.encodeWidth = avctx->width;
|
|
|
|
|
|
|
|
if (avctx->sample_aspect_ratio.num &&
|
|
|
|
avctx->sample_aspect_ratio.den &&
|
|
|
|
(avctx->sample_aspect_ratio.num != 1 ||
|
|
|
|
avctx->sample_aspect_ratio.den != 1)) {
|
|
|
|
av_reduce(&ctx->params.darWidth,
|
|
|
|
&ctx->params.darHeight,
|
|
|
|
avctx->width * avctx->sample_aspect_ratio.num,
|
|
|
|
avctx->height * avctx->sample_aspect_ratio.den,
|
|
|
|
INT_MAX / 8);
|
|
|
|
} else {
|
|
|
|
ctx->params.darHeight = avctx->height;
|
|
|
|
ctx->params.darWidth = avctx->width;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->params.frameRateNum = avctx->time_base.den;
|
|
|
|
ctx->params.frameRateDen = avctx->time_base.num * avctx->ticks_per_frame;
|
|
|
|
|
|
|
|
ctx->params.enableEncodeAsync = 0;
|
|
|
|
ctx->params.enablePTD = 1;
|
|
|
|
|
|
|
|
ctx->params.encodeConfig = &ctx->config;
|
|
|
|
|
|
|
|
nvec_map_preset(ctx);
|
|
|
|
|
|
|
|
preset_cfg.version = NV_ENC_PRESET_CONFIG_VER;
|
|
|
|
preset_cfg.presetCfg.version = NV_ENC_CONFIG_VER;
|
|
|
|
|
|
|
|
ret = nv->nvEncGetEncodePresetConfig(ctx->nvenc_ctx,
|
|
|
|
ctx->params.encodeGUID,
|
|
|
|
ctx->params.presetGUID,
|
|
|
|
&preset_cfg);
|
2016-01-06 19:52:37 +01:00
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "Cannot get the preset configuration");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
memcpy(&ctx->config, &preset_cfg.presetCfg, sizeof(ctx->config));
|
|
|
|
|
|
|
|
ctx->config.version = NV_ENC_CONFIG_VER;
|
|
|
|
|
|
|
|
if (avctx->gop_size > 0) {
|
|
|
|
if (avctx->max_b_frames > 0) {
|
|
|
|
/* 0 is intra-only,
|
|
|
|
* 1 is I/P only,
|
2016-04-27 19:45:23 +02:00
|
|
|
* 2 is one B-Frame,
|
|
|
|
* 3 two B-frames, and so on. */
|
2015-05-30 16:40:13 +02:00
|
|
|
ctx->config.frameIntervalP = avctx->max_b_frames + 1;
|
|
|
|
} else if (avctx->max_b_frames == 0) {
|
|
|
|
ctx->config.frameIntervalP = 1;
|
|
|
|
}
|
|
|
|
ctx->config.gopLength = avctx->gop_size;
|
|
|
|
} else if (avctx->gop_size == 0) {
|
|
|
|
ctx->config.frameIntervalP = 0;
|
|
|
|
ctx->config.gopLength = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->config.frameIntervalP > 1)
|
|
|
|
avctx->max_b_frames = ctx->config.frameIntervalP - 1;
|
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
ctx->initial_pts[0] = AV_NOPTS_VALUE;
|
|
|
|
ctx->initial_pts[1] = AV_NOPTS_VALUE;
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
nvenc_setup_rate_control(avctx);
|
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
|
2015-05-30 16:40:13 +02:00
|
|
|
ctx->config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD;
|
|
|
|
} else {
|
|
|
|
ctx->config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((ret = nvenc_setup_codec_config(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ret = nv->nvEncInitializeEncoder(ctx->nvenc_ctx, &ctx->params);
|
2016-01-06 19:52:37 +01:00
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "Cannot initialize the decoder");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2015-10-03 15:19:10 +02:00
|
|
|
cpb_props = ff_add_cpb_side_data(avctx);
|
|
|
|
if (!cpb_props)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
cpb_props->max_bitrate = avctx->rc_max_rate;
|
|
|
|
cpb_props->min_bitrate = avctx->rc_min_rate;
|
|
|
|
cpb_props->avg_bitrate = avctx->bit_rate;
|
|
|
|
cpb_props->buffer_size = avctx->rc_buffer_size;
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_alloc_surface(AVCodecContext *avctx, int idx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int ret;
|
|
|
|
NV_ENC_CREATE_BITSTREAM_BUFFER out_buffer = { 0 };
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
switch (ctx->data_pix_fmt) {
|
2015-05-30 16:40:13 +02:00
|
|
|
case AV_PIX_FMT_YUV420P:
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_YV12_PL;
|
2015-05-30 16:40:13 +02:00
|
|
|
break;
|
|
|
|
case AV_PIX_FMT_NV12:
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_NV12_PL;
|
2015-05-30 16:40:13 +02:00
|
|
|
break;
|
|
|
|
case AV_PIX_FMT_YUV444P:
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_PL;
|
2015-05-30 16:40:13 +02:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return AVERROR_BUG;
|
|
|
|
}
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (avctx->pix_fmt == AV_PIX_FMT_CUDA) {
|
|
|
|
ctx->frames[idx].in_ref = av_frame_alloc();
|
|
|
|
if (!ctx->frames[idx].in_ref)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
} else {
|
|
|
|
NV_ENC_CREATE_INPUT_BUFFER in_buffer = { 0 };
|
|
|
|
|
|
|
|
in_buffer.version = NV_ENC_CREATE_INPUT_BUFFER_VER;
|
|
|
|
|
|
|
|
in_buffer.width = avctx->width;
|
|
|
|
in_buffer.height = avctx->height;
|
|
|
|
|
|
|
|
in_buffer.bufferFmt = ctx->frames[idx].format;
|
|
|
|
in_buffer.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_UNCACHED;
|
|
|
|
|
|
|
|
ret = nv->nvEncCreateInputBuffer(ctx->nvenc_ctx, &in_buffer);
|
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "CreateInputBuffer failed");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->frames[idx].in = in_buffer.inputBuffer;
|
|
|
|
}
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
out_buffer.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER;
|
2015-05-30 16:40:13 +02:00
|
|
|
/* 1MB is large enough to hold most output frames.
|
2016-04-27 19:45:23 +02:00
|
|
|
* NVENC increases this automatically if it is not enough. */
|
2015-05-30 16:40:13 +02:00
|
|
|
out_buffer.size = BITSTREAM_BUFFER_SIZE;
|
|
|
|
|
|
|
|
out_buffer.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_UNCACHED;
|
|
|
|
|
|
|
|
ret = nv->nvEncCreateBitstreamBuffer(ctx->nvenc_ctx, &out_buffer);
|
2016-01-06 19:52:37 +01:00
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "CreateBitstreamBuffer failed");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
ctx->frames[idx].out = out_buffer.bitstreamBuffer;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_setup_surfaces(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
int i, ret;
|
|
|
|
|
|
|
|
ctx->nb_surfaces = FFMAX(4 + avctx->max_b_frames,
|
|
|
|
ctx->nb_surfaces);
|
2015-07-25 23:20:28 +02:00
|
|
|
ctx->async_depth = FFMIN(ctx->async_depth, ctx->nb_surfaces - 1);
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
ctx->frames = av_mallocz_array(ctx->nb_surfaces, sizeof(*ctx->frames));
|
|
|
|
if (!ctx->frames)
|
2015-05-30 16:40:13 +02:00
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
ctx->timestamps = av_fifo_alloc(ctx->nb_surfaces * sizeof(int64_t));
|
|
|
|
if (!ctx->timestamps)
|
|
|
|
return AVERROR(ENOMEM);
|
2016-01-30 22:06:47 +01:00
|
|
|
ctx->pending = av_fifo_alloc(ctx->nb_surfaces * sizeof(*ctx->frames));
|
2015-05-30 16:40:13 +02:00
|
|
|
if (!ctx->pending)
|
|
|
|
return AVERROR(ENOMEM);
|
2016-01-30 22:06:47 +01:00
|
|
|
ctx->ready = av_fifo_alloc(ctx->nb_surfaces * sizeof(*ctx->frames));
|
2015-05-30 16:40:13 +02:00
|
|
|
if (!ctx->ready)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
for (i = 0; i < ctx->nb_surfaces; i++) {
|
|
|
|
if ((ret = nvenc_alloc_surface(avctx, i)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#define EXTRADATA_SIZE 512
|
|
|
|
|
|
|
|
static int nvenc_setup_extradata(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 };
|
|
|
|
int ret;
|
|
|
|
|
2015-06-29 23:48:34 +02:00
|
|
|
avctx->extradata = av_mallocz(EXTRADATA_SIZE + AV_INPUT_BUFFER_PADDING_SIZE);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (!avctx->extradata)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER;
|
|
|
|
payload.spsppsBuffer = avctx->extradata;
|
|
|
|
payload.inBufferSize = EXTRADATA_SIZE;
|
|
|
|
payload.outSPSPPSPayloadSize = &avctx->extradata_size;
|
|
|
|
|
|
|
|
ret = nv->nvEncGetSequenceParams(ctx->nvenc_ctx, &payload);
|
2016-01-06 19:52:37 +01:00
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "Cannot get the extradata");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
av_cold int ff_nvenc_encode_close(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int i;
|
|
|
|
|
2016-01-08 12:29:38 +01:00
|
|
|
/* the encoder has to be flushed before it can be closed */
|
|
|
|
if (ctx->nvenc_ctx) {
|
|
|
|
NV_ENC_PIC_PARAMS params = { .version = NV_ENC_PIC_PARAMS_VER,
|
|
|
|
.encodePicFlags = NV_ENC_PIC_FLAG_EOS };
|
|
|
|
|
|
|
|
nv->nvEncEncodePicture(ctx->nvenc_ctx, ¶ms);
|
|
|
|
}
|
|
|
|
|
2015-08-24 01:29:59 +02:00
|
|
|
av_fifo_free(ctx->timestamps);
|
|
|
|
av_fifo_free(ctx->pending);
|
|
|
|
av_fifo_free(ctx->ready);
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
if (ctx->frames) {
|
2015-05-30 16:40:13 +02:00
|
|
|
for (i = 0; i < ctx->nb_surfaces; ++i) {
|
2016-02-01 15:56:31 +01:00
|
|
|
if (avctx->pix_fmt != AV_PIX_FMT_CUDA) {
|
|
|
|
nv->nvEncDestroyInputBuffer(ctx->nvenc_ctx, ctx->frames[i].in);
|
|
|
|
} else if (ctx->frames[i].in) {
|
|
|
|
nv->nvEncUnmapInputResource(ctx->nvenc_ctx, ctx->frames[i].in_map.mappedResource);
|
|
|
|
}
|
|
|
|
|
|
|
|
av_frame_free(&ctx->frames[i].in_ref);
|
2016-01-30 22:06:47 +01:00
|
|
|
nv->nvEncDestroyBitstreamBuffer(ctx->nvenc_ctx, ctx->frames[i].out);
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
}
|
2016-02-01 15:56:31 +01:00
|
|
|
for (i = 0; i < ctx->nb_registered_frames; i++) {
|
|
|
|
if (ctx->registered_frames[i].regptr)
|
|
|
|
nv->nvEncUnregisterResource(ctx->nvenc_ctx, ctx->registered_frames[i].regptr);
|
|
|
|
}
|
|
|
|
ctx->nb_registered_frames = 0;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
av_freep(&ctx->frames);
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
if (ctx->nvenc_ctx)
|
|
|
|
nv->nvEncDestroyEncoder(ctx->nvenc_ctx);
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (ctx->cu_context_internal)
|
|
|
|
ctx->nvel.cu_ctx_destroy(ctx->cu_context_internal);
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
if (ctx->nvel.nvenc)
|
|
|
|
dlclose(ctx->nvel.nvenc);
|
|
|
|
|
2016-01-13 14:07:37 +01:00
|
|
|
#if !CONFIG_CUDA
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ctx->nvel.cuda)
|
|
|
|
dlclose(ctx->nvel.cuda);
|
2016-01-13 14:07:37 +01:00
|
|
|
#endif
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
av_cold int ff_nvenc_encode_init(AVCodecContext *avctx)
|
|
|
|
{
|
2016-02-01 15:56:31 +01:00
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
2015-05-30 16:40:13 +02:00
|
|
|
int ret;
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
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);
|
|
|
|
}
|
|
|
|
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
|
|
|
|
ctx->data_pix_fmt = frames_ctx->sw_format;
|
|
|
|
} else {
|
|
|
|
ctx->data_pix_fmt = avctx->pix_fmt;
|
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
if ((ret = nvenc_load_libraries(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if ((ret = nvenc_setup_device(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if ((ret = nvenc_setup_encoder(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if ((ret = nvenc_setup_surfaces(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
|
2015-05-30 16:40:13 +02:00
|
|
|
if ((ret = nvenc_setup_extradata(avctx)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
static NVENCFrame *get_free_frame(NVENCContext *ctx)
|
2015-05-30 16:40:13 +02:00
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < ctx->nb_surfaces; i++) {
|
2016-01-30 22:06:47 +01:00
|
|
|
if (!ctx->frames[i].locked) {
|
|
|
|
ctx->frames[i].locked = 1;
|
|
|
|
return &ctx->frames[i];
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_copy_frame(NV_ENC_LOCK_INPUT_BUFFER *in, const AVFrame *frame)
|
|
|
|
{
|
|
|
|
uint8_t *buf = in->bufferDataPtr;
|
|
|
|
int off = frame->height * in->pitch;
|
|
|
|
|
|
|
|
switch (frame->format) {
|
|
|
|
case AV_PIX_FMT_YUV420P:
|
|
|
|
av_image_copy_plane(buf, in->pitch,
|
|
|
|
frame->data[0], frame->linesize[0],
|
|
|
|
frame->width, frame->height);
|
|
|
|
buf += off;
|
|
|
|
|
|
|
|
av_image_copy_plane(buf, in->pitch >> 1,
|
|
|
|
frame->data[2], frame->linesize[2],
|
|
|
|
frame->width >> 1, frame->height >> 1);
|
|
|
|
|
|
|
|
buf += off >> 2;
|
|
|
|
|
|
|
|
av_image_copy_plane(buf, in->pitch >> 1,
|
|
|
|
frame->data[1], frame->linesize[1],
|
|
|
|
frame->width >> 1, frame->height >> 1);
|
|
|
|
break;
|
|
|
|
case AV_PIX_FMT_NV12:
|
|
|
|
av_image_copy_plane(buf, in->pitch,
|
|
|
|
frame->data[0], frame->linesize[0],
|
|
|
|
frame->width, frame->height);
|
|
|
|
buf += off;
|
|
|
|
|
2015-06-26 01:08:42 +02:00
|
|
|
av_image_copy_plane(buf, in->pitch,
|
2015-05-30 16:40:13 +02:00
|
|
|
frame->data[1], frame->linesize[1],
|
2015-06-26 01:08:42 +02:00
|
|
|
frame->width, frame->height >> 1);
|
2015-05-30 16:40:13 +02:00
|
|
|
break;
|
|
|
|
case AV_PIX_FMT_YUV444P:
|
|
|
|
av_image_copy_plane(buf, in->pitch,
|
|
|
|
frame->data[0], frame->linesize[0],
|
|
|
|
frame->width, frame->height);
|
|
|
|
buf += off;
|
|
|
|
|
|
|
|
av_image_copy_plane(buf, in->pitch,
|
|
|
|
frame->data[1], frame->linesize[1],
|
|
|
|
frame->width, frame->height);
|
|
|
|
buf += off;
|
|
|
|
|
|
|
|
av_image_copy_plane(buf, in->pitch,
|
|
|
|
frame->data[2], frame->linesize[2],
|
|
|
|
frame->width, frame->height);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return AVERROR_BUG;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
static int nvenc_find_free_reg_resource(AVCodecContext *avctx)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
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) {
|
|
|
|
nv->nvEncUnregisterResource(ctx->nvenc_ctx,
|
|
|
|
ctx->registered_frames[i].regptr);
|
|
|
|
ctx->registered_frames[i].regptr = NULL;
|
|
|
|
}
|
|
|
|
return i;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
return ctx->nb_registered_frames++;
|
|
|
|
}
|
|
|
|
|
|
|
|
av_log(avctx, AV_LOG_ERROR, "Too many registered CUDA frames\n");
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int nvenc_register_frame(AVCodecContext *avctx, const AVFrame *frame)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
|
|
|
|
NV_ENC_REGISTER_RESOURCE reg;
|
|
|
|
int i, idx, ret;
|
|
|
|
|
|
|
|
for (i = 0; i < ctx->nb_registered_frames; i++) {
|
|
|
|
if (ctx->registered_frames[i].ptr == (CUdeviceptr)frame->data[0])
|
|
|
|
return i;
|
|
|
|
}
|
|
|
|
|
|
|
|
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->frames[0].format;
|
|
|
|
reg.pitch = frame->linesize[0];
|
|
|
|
reg.resourceToRegister = frame->data[0];
|
|
|
|
|
|
|
|
ret = nv->nvEncRegisterResource(ctx->nvenc_ctx, ®);
|
|
|
|
if (ret != NV_ENC_SUCCESS) {
|
|
|
|
nvenc_print_error(avctx, ret, "Error registering an input resource");
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->registered_frames[idx].ptr = (CUdeviceptr)frame->data[0];
|
|
|
|
ctx->registered_frames[idx].regptr = reg.registeredResource;
|
|
|
|
return idx;
|
|
|
|
}
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
static int nvenc_upload_frame(AVCodecContext *avctx, const AVFrame *frame,
|
|
|
|
NVENCFrame *nvenc_frame)
|
2015-05-30 16:40:13 +02:00
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
int ret;
|
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (avctx->pix_fmt == AV_PIX_FMT_CUDA) {
|
|
|
|
int reg_idx;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ret = nvenc_register_frame(avctx, frame);
|
|
|
|
if (ret < 0) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR, "Could not register an input CUDA frame\n");
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
reg_idx = ret;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ret = av_frame_ref(nvenc_frame->in_ref, frame);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
nvenc_frame->in_map.version = NV_ENC_MAP_INPUT_RESOURCE_VER;
|
|
|
|
nvenc_frame->in_map.registeredResource = ctx->registered_frames[reg_idx].regptr;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ret = nv->nvEncMapInputResource(ctx->nvenc_ctx, &nvenc_frame->in_map);
|
|
|
|
if (ret != NV_ENC_SUCCESS) {
|
|
|
|
av_frame_unref(nvenc_frame->in_ref);
|
|
|
|
return nvenc_print_error(avctx, ret, "Error mapping an input resource");
|
|
|
|
}
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ctx->registered_frames[reg_idx].mapped = 1;
|
|
|
|
nvenc_frame->reg_idx = reg_idx;
|
|
|
|
nvenc_frame->in = nvenc_frame->in_map.mappedResource;
|
|
|
|
} else {
|
|
|
|
NV_ENC_LOCK_INPUT_BUFFER params = { 0 };
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
params.version = NV_ENC_LOCK_INPUT_BUFFER_VER;
|
|
|
|
params.inputBuffer = nvenc_frame->in;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
ret = nv->nvEncLockInputBuffer(ctx->nvenc_ctx, ¶ms);
|
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "Cannot lock the buffer");
|
|
|
|
|
|
|
|
ret = nvenc_copy_frame(¶ms, frame);
|
|
|
|
if (ret < 0) {
|
|
|
|
nv->nvEncUnlockInputBuffer(ctx->nvenc_ctx, nvenc_frame->in);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = nv->nvEncUnlockInputBuffer(ctx->nvenc_ctx, nvenc_frame->in);
|
|
|
|
if (ret != NV_ENC_SUCCESS)
|
|
|
|
return nvenc_print_error(avctx, ret, "Cannot unlock the buffer");
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void nvenc_codec_specific_pic_params(AVCodecContext *avctx,
|
|
|
|
NV_ENC_PIC_PARAMS *params)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
|
|
|
|
switch (avctx->codec->id) {
|
|
|
|
case AV_CODEC_ID_H264:
|
|
|
|
params->codecPicParams.h264PicParams.sliceMode =
|
|
|
|
ctx->config.encodeCodecConfig.h264Config.sliceMode;
|
|
|
|
params->codecPicParams.h264PicParams.sliceModeData =
|
|
|
|
ctx->config.encodeCodecConfig.h264Config.sliceModeData;
|
|
|
|
break;
|
|
|
|
case AV_CODEC_ID_HEVC:
|
|
|
|
params->codecPicParams.hevcPicParams.sliceMode =
|
|
|
|
ctx->config.encodeCodecConfig.hevcConfig.sliceMode;
|
|
|
|
params->codecPicParams.hevcPicParams.sliceModeData =
|
|
|
|
ctx->config.encodeCodecConfig.hevcConfig.sliceModeData;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline int nvenc_enqueue_timestamp(AVFifoBuffer *f, int64_t pts)
|
|
|
|
{
|
|
|
|
return av_fifo_generic_write(f, &pts, sizeof(pts), NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline int nvenc_dequeue_timestamp(AVFifoBuffer *f, int64_t *pts)
|
|
|
|
{
|
|
|
|
return av_fifo_generic_read(f, pts, sizeof(*pts), NULL);
|
|
|
|
}
|
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
static int nvenc_set_timestamp(AVCodecContext *avctx,
|
2015-05-30 16:40:13 +02:00
|
|
|
NV_ENC_LOCK_BITSTREAM *params,
|
|
|
|
AVPacket *pkt)
|
|
|
|
{
|
2016-01-08 17:08:39 +01:00
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
pkt->pts = params->outputTimeStamp;
|
|
|
|
pkt->duration = params->outputDuration;
|
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
/* 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;
|
|
|
|
|
|
|
|
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;
|
|
|
|
|
|
|
|
ctx->first_packet_output = 1;
|
|
|
|
return 0;
|
|
|
|
}
|
2015-05-30 16:40:13 +02:00
|
|
|
return nvenc_dequeue_timestamp(ctx->timestamps, &pkt->dts);
|
|
|
|
}
|
|
|
|
|
2016-01-30 22:13:04 +01:00
|
|
|
static int nvenc_get_output(AVCodecContext *avctx, AVPacket *pkt)
|
2015-05-30 16:40:13 +02:00
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
NV_ENC_LOCK_BITSTREAM params = { 0 };
|
2016-01-30 22:06:47 +01:00
|
|
|
NVENCFrame *frame;
|
2015-05-30 16:40:13 +02:00
|
|
|
int ret;
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
ret = av_fifo_generic_read(ctx->ready, &frame, sizeof(frame), NULL);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
params.version = NV_ENC_LOCK_BITSTREAM_VER;
|
2016-01-30 22:06:47 +01:00
|
|
|
params.outputBitstream = frame->out;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
ret = nv->nvEncLockBitstream(ctx->nvenc_ctx, ¶ms);
|
|
|
|
if (ret < 0)
|
2016-01-06 19:52:37 +01:00
|
|
|
return nvenc_print_error(avctx, ret, "Cannot lock the bitstream");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
ret = ff_alloc_packet(pkt, params.bitstreamSizeInBytes);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
memcpy(pkt->data, params.bitstreamBufferPtr, pkt->size);
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
ret = nv->nvEncUnlockBitstream(ctx->nvenc_ctx, frame->out);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret < 0)
|
2016-01-06 19:52:37 +01:00
|
|
|
return nvenc_print_error(avctx, ret, "Cannot unlock the bitstream");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-02-01 15:56:31 +01:00
|
|
|
if (avctx->pix_fmt == AV_PIX_FMT_CUDA) {
|
|
|
|
nv->nvEncUnmapInputResource(ctx->nvenc_ctx, frame->in_map.mappedResource);
|
|
|
|
av_frame_unref(frame->in_ref);
|
|
|
|
ctx->registered_frames[frame->reg_idx].mapped = 0;
|
|
|
|
|
|
|
|
frame->in = NULL;
|
|
|
|
}
|
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
frame->locked = 0;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
ret = nvenc_set_timestamp(avctx, ¶ms, pkt);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
switch (params.pictureType) {
|
|
|
|
case NV_ENC_PIC_TYPE_IDR:
|
|
|
|
pkt->flags |= AV_PKT_FLAG_KEY;
|
2015-07-15 19:41:22 +02:00
|
|
|
#if FF_API_CODED_FRAME
|
|
|
|
FF_DISABLE_DEPRECATION_WARNINGS
|
2015-05-30 16:40:13 +02:00
|
|
|
case NV_ENC_PIC_TYPE_INTRA_REFRESH:
|
|
|
|
case NV_ENC_PIC_TYPE_I:
|
|
|
|
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
|
|
|
|
break;
|
|
|
|
case NV_ENC_PIC_TYPE_P:
|
|
|
|
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P;
|
|
|
|
break;
|
|
|
|
case NV_ENC_PIC_TYPE_B:
|
|
|
|
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B;
|
|
|
|
break;
|
|
|
|
case NV_ENC_PIC_TYPE_BI:
|
|
|
|
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_BI;
|
|
|
|
break;
|
2015-07-15 19:41:22 +02:00
|
|
|
FF_ENABLE_DEPRECATION_WARNINGS
|
|
|
|
#endif
|
2015-05-30 16:40:13 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
static int output_ready(AVCodecContext *avctx, int flush)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
2015-07-25 23:20:28 +02:00
|
|
|
int nb_ready, nb_pending;
|
2016-01-08 17:08:39 +01:00
|
|
|
|
|
|
|
/* 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;
|
2015-07-25 23:20:28 +02:00
|
|
|
|
|
|
|
nb_ready = av_fifo_size(ctx->ready) / sizeof(NVENCFrame*);
|
|
|
|
nb_pending = av_fifo_size(ctx->pending) / sizeof(NVENCFrame*);
|
|
|
|
if (flush)
|
|
|
|
return nb_ready > 0;
|
|
|
|
return (nb_ready > 0) && (nb_ready + nb_pending >= ctx->async_depth);
|
2016-01-08 17:08:39 +01:00
|
|
|
}
|
|
|
|
|
2015-05-30 16:40:13 +02:00
|
|
|
int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
|
|
|
const AVFrame *frame, int *got_packet)
|
|
|
|
{
|
|
|
|
NVENCContext *ctx = avctx->priv_data;
|
|
|
|
NV_ENCODE_API_FUNCTION_LIST *nv = &ctx->nvel.nvenc_funcs;
|
|
|
|
NV_ENC_PIC_PARAMS params = { 0 };
|
2016-01-30 22:06:47 +01:00
|
|
|
NVENCFrame *nvenc_frame = NULL;
|
2016-01-08 15:59:41 +01:00
|
|
|
int enc_ret, ret;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
|
|
|
params.version = NV_ENC_PIC_PARAMS_VER;
|
|
|
|
|
|
|
|
if (frame) {
|
2016-01-30 22:06:47 +01:00
|
|
|
nvenc_frame = get_free_frame(ctx);
|
|
|
|
if (!nvenc_frame) {
|
|
|
|
av_log(avctx, AV_LOG_ERROR, "No free surfaces\n");
|
2015-05-30 16:40:13 +02:00
|
|
|
return AVERROR_BUG;
|
2016-01-30 22:06:47 +01:00
|
|
|
}
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
ret = nvenc_upload_frame(avctx, frame, nvenc_frame);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
params.inputBuffer = nvenc_frame->in;
|
|
|
|
params.bufferFmt = nvenc_frame->format;
|
2015-05-30 16:40:13 +02:00
|
|
|
params.inputWidth = frame->width;
|
|
|
|
params.inputHeight = frame->height;
|
2016-01-30 22:06:47 +01:00
|
|
|
params.outputBitstream = nvenc_frame->out;
|
2015-05-30 16:40:13 +02:00
|
|
|
params.inputTimeStamp = frame->pts;
|
|
|
|
|
2015-06-29 21:59:37 +02:00
|
|
|
if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
|
2015-05-30 16:40:13 +02:00
|
|
|
if (frame->top_field_first)
|
|
|
|
params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM;
|
|
|
|
else
|
|
|
|
params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP;
|
|
|
|
} else {
|
|
|
|
params.pictureStruct = NV_ENC_PIC_STRUCT_FRAME;
|
|
|
|
}
|
|
|
|
|
|
|
|
nvenc_codec_specific_pic_params(avctx, ¶ms);
|
|
|
|
|
|
|
|
ret = nvenc_enqueue_timestamp(ctx->timestamps, frame->pts);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
2016-01-08 17:08:39 +01:00
|
|
|
|
|
|
|
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;
|
2015-05-30 16:40:13 +02:00
|
|
|
} else {
|
|
|
|
params.encodePicFlags = NV_ENC_PIC_FLAG_EOS;
|
|
|
|
}
|
|
|
|
|
2016-01-08 15:59:41 +01:00
|
|
|
enc_ret = nv->nvEncEncodePicture(ctx->nvenc_ctx, ¶ms);
|
|
|
|
if (enc_ret != NV_ENC_SUCCESS &&
|
|
|
|
enc_ret != NV_ENC_ERR_NEED_MORE_INPUT)
|
|
|
|
return nvenc_print_error(avctx, enc_ret, "Error encoding the frame");
|
2015-05-30 16:40:13 +02:00
|
|
|
|
2016-01-30 22:06:47 +01:00
|
|
|
if (nvenc_frame) {
|
|
|
|
ret = av_fifo_generic_write(ctx->pending, &nvenc_frame, sizeof(nvenc_frame), NULL);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2016-01-08 15:59:41 +01:00
|
|
|
/* all the pending buffers are now ready for output */
|
|
|
|
if (enc_ret == NV_ENC_SUCCESS) {
|
|
|
|
while (av_fifo_size(ctx->pending) > 0) {
|
2016-01-30 22:06:47 +01:00
|
|
|
av_fifo_generic_read(ctx->pending, &nvenc_frame, sizeof(nvenc_frame), NULL);
|
|
|
|
av_fifo_generic_write(ctx->ready, &nvenc_frame, sizeof(nvenc_frame), NULL);
|
2016-01-08 15:59:41 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2016-01-08 17:08:39 +01:00
|
|
|
if (output_ready(avctx, !frame)) {
|
2016-01-30 22:13:04 +01:00
|
|
|
ret = nvenc_get_output(avctx, pkt);
|
2015-05-30 16:40:13 +02:00
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
*got_packet = 1;
|
|
|
|
} else {
|
|
|
|
*got_packet = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|