obs-StreamFX/source/encoders/handlers/nvenc_h264_handler.cpp
2023-03-28 12:52:23 +02:00

185 lines
6.4 KiB
C++

// FFMPEG Video Encoder Integration for OBS Studio
// Copyright (c) 2019 Michael Fabian Dirks <info@xaymar.com>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#include "nvenc_h264_handler.hpp"
#include "strings.hpp"
#include "../codecs/h264.hpp"
#include "../encoder-ffmpeg.hpp"
#include "ffmpeg/tools.hpp"
#include "nvenc_shared.hpp"
#include "plugin.hpp"
extern "C" {
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4242 4244 4365)
#endif
#include <obs-module.h>
#include <libavutil/opt.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
}
#define KEY_PROFILE "H264.Profile"
#define KEY_LEVEL "H264.Level"
using namespace streamfx::encoder::ffmpeg::handler;
using namespace streamfx::encoder::codec::h264;
static std::map<profile, std::string> profiles{
{profile::BASELINE, "baseline"},
{profile::MAIN, "main"},
{profile::HIGH, "high"},
{profile::HIGH444_PREDICTIVE, "high444p"},
};
static std::map<level, std::string> levels{
{level::L1_0, "1.0"}, {level::L1_0b, "1.0b"}, {level::L1_1, "1.1"}, {level::L1_2, "1.2"},
{level::L1_3, "1.3"}, {level::L2_0, "2.0"}, {level::L2_1, "2.1"}, {level::L2_2, "2.2"},
{level::L3_0, "3.0"}, {level::L3_1, "3.1"}, {level::L3_2, "3.2"}, {level::L4_0, "4.0"},
{level::L4_1, "4.1"}, {level::L4_2, "4.2"}, {level::L5_0, "5.0"}, {level::L5_1, "5.1"},
};
void nvenc_h264_handler::adjust_info(ffmpeg_factory*, const AVCodec*, std::string&, std::string& name, std::string&)
{
name = "NVIDIA NVENC H.264/AVC (via FFmpeg)";
}
void nvenc_h264_handler::get_defaults(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context, bool)
{
nvenc::get_defaults(settings, codec, context);
obs_data_set_default_int(settings, KEY_PROFILE, static_cast<int64_t>(profile::HIGH));
obs_data_set_default_int(settings, KEY_LEVEL, static_cast<int64_t>(level::UNKNOWN));
}
bool nvenc_h264_handler::has_keyframe_support(ffmpeg_factory*)
{
return true;
}
bool nvenc_h264_handler::is_hardware_encoder(ffmpeg_factory*)
{
return true;
}
bool nvenc_h264_handler::has_threading_support(ffmpeg_factory*)
{
return false;
}
bool nvenc_h264_handler::has_pixel_format_support(ffmpeg_factory*)
{
return true;
}
void nvenc_h264_handler::get_properties(obs_properties_t* props, const AVCodec* codec, AVCodecContext* context, bool)
{
if (!context) {
this->get_encoder_properties(props, codec);
} else {
this->get_runtime_properties(props, codec, context);
}
}
void nvenc_h264_handler::update(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context)
{
nvenc::update(settings, codec, context);
{
auto found = profiles.find(static_cast<profile>(obs_data_get_int(settings, KEY_PROFILE)));
if (found != profiles.end()) {
av_opt_set(context->priv_data, "profile", found->second.c_str(), 0);
}
}
{
auto found = levels.find(static_cast<level>(obs_data_get_int(settings, KEY_LEVEL)));
if (found != levels.end()) {
av_opt_set(context->priv_data, "level", found->second.c_str(), 0);
} else {
av_opt_set(context->priv_data, "level", "auto", 0);
}
}
}
void nvenc_h264_handler::override_update(ffmpeg_instance* instance, obs_data_t* settings)
{
nvenc::override_update(instance, settings);
}
void nvenc_h264_handler::log_options(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context)
{
nvenc::log_options(settings, codec, context);
DLOG_INFO("[%s] H.264/AVC:", codec->name);
::ffmpeg::tools::print_av_option_string2(context, context->priv_data, "profile", " Profile",
[](int64_t v, std::string_view o) { return std::string(o); });
::ffmpeg::tools::print_av_option_string2(context, context->priv_data, "level", " Level",
[](int64_t v, std::string_view o) { return std::string(o); });
}
void nvenc_h264_handler::get_encoder_properties(obs_properties_t* props, const AVCodec* codec)
{
nvenc::get_properties_pre(props, codec);
{
obs_properties_t* grp = props;
if (!util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, P_H264, D_TRANSLATE(P_H264), OBS_GROUP_NORMAL, grp);
}
{
auto p = obs_properties_add_list(grp, KEY_PROFILE, D_TRANSLATE(P_H264_PROFILE), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(P_H264_PROFILE)));
obs_property_list_add_int(p, D_TRANSLATE(S_STATE_DEFAULT), static_cast<int64_t>(profile::UNKNOWN));
for (auto const kv : profiles) {
std::string trans = std::string(P_H264_PROFILE) + "." + kv.second;
obs_property_list_add_int(p, D_TRANSLATE(trans.c_str()), static_cast<int64_t>(kv.first));
}
}
{
auto p = obs_properties_add_list(grp, KEY_LEVEL, D_TRANSLATE(P_H264_LEVEL), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
obs_property_set_long_description(p, D_TRANSLATE(D_DESC(P_H264_LEVEL)));
obs_property_list_add_int(p, D_TRANSLATE(S_STATE_AUTOMATIC), static_cast<int64_t>(level::UNKNOWN));
for (auto const kv : levels) {
obs_property_list_add_int(p, kv.second.c_str(), static_cast<int64_t>(kv.first));
}
}
}
nvenc::get_properties_post(props, codec);
}
void nvenc_h264_handler::get_runtime_properties(obs_properties_t* props, const AVCodec* codec, AVCodecContext* context)
{
nvenc::get_runtime_properties(props, codec, context);
}
void streamfx::encoder::ffmpeg::handler::nvenc_h264_handler::migrate(obs_data_t* settings, uint64_t version,
const AVCodec* codec, AVCodecContext* context)
{
nvenc::migrate(settings, version, codec, context);
}