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obs-streamFX/source/encoders/handlers/nvenc_shared.cpp

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// 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_shared.hpp"
#include "encoders/encoder-ffmpeg.hpp"
#include "ffmpeg/tools.hpp"
extern "C" {
#pragma warning(push)
#pragma warning(disable : 4244)
#include <libavutil/opt.h>
#pragma warning(pop)
}
#define ST_I18N_PRESET "FFmpegEncoder.NVENC.Preset"
#define ST_I18N_PRESET_(x) ST_I18N_PRESET "." D_VSTR(x)
#define ST_I18N_RATECONTROL "FFmpegEncoder.NVENC.RateControl"
#define ST_I18N_RATECONTROL_MODE ST_I18N_RATECONTROL ".Mode"
#define ST_I18N_RATECONTROL_MODE_(x) ST_I18N_RATECONTROL_MODE "." D_VSTR(x)
#define ST_I18N_RATECONTROL_TWOPASS ST_I18N_RATECONTROL ".TwoPass"
#define ST_I18N_RATECONTROL_LOOKAHEAD ST_I18N_RATECONTROL ".LookAhead"
#define ST_I18N_RATECONTROL_ADAPTIVEI ST_I18N_RATECONTROL ".AdaptiveI"
#define ST_I18N_RATECONTROL_ADAPTIVEB ST_I18N_RATECONTROL ".AdaptiveB"
#define ST_I18N_RATECONTROL_LIMITS ST_I18N_RATECONTROL ".Limits"
#define ST_I18N_RATECONTROL_LIMITS_BUFFERSIZE ST_I18N_RATECONTROL_LIMITS ".BufferSize"
#define ST_I18N_RATECONTROL_LIMITS_QUALITY ST_I18N_RATECONTROL_LIMITS ".Quality"
#define ST_I18N_RATECONTROL_LIMITS_BITRATE ST_I18N_RATECONTROL_LIMITS ".Bitrate"
#define ST_I18N_RATECONTROL_LIMITS_BITRATE_TARGET ST_I18N_RATECONTROL_LIMITS_BITRATE ".Target"
#define ST_I18N_RATECONTROL_LIMITS_BITRATE_MAXIMUM ST_I18N_RATECONTROL_LIMITS_BITRATE ".Maximum"
#define ST_I18N_RATECONTROL_QP ST_I18N_RATECONTROL ".QP"
#define ST_I18N_RATECONTROL_QP_MINIMUM ST_I18N_RATECONTROL_QP ".Minimum"
#define ST_I18N_RATECONTROL_QP_MAXIMUM ST_I18N_RATECONTROL_QP ".Maximum"
#define ST_I18N_RATECONTROL_QP_I ST_I18N_RATECONTROL_QP ".I"
#define ST_I18N_RATECONTROL_QP_P ST_I18N_RATECONTROL_QP ".P"
#define ST_I18N_RATECONTROL_QP_B ST_I18N_RATECONTROL_QP ".B"
#define ST_I18N_AQ "FFmpegEncoder.NVENC.AQ"
#define ST_I18N_AQ_SPATIAL ST_I18N_AQ ".Spatial"
#define ST_I18N_AQ_TEMPORAL ST_I18N_AQ ".Temporal"
#define ST_I18N_AQ_STRENGTH ST_I18N_AQ ".Strength"
#define ST_I18N_OTHER "FFmpegEncoder.NVENC.Other"
#define ST_I18N_OTHER_BFRAMES ST_I18N_OTHER ".BFrames"
#define ST_I18N_OTHER_BFRAMEREFERENCEMODE ST_I18N_OTHER ".BFrameReferenceMode"
#define ST_I18N_OTHER_ZEROLATENCY ST_I18N_OTHER ".ZeroLatency"
#define ST_I18N_OTHER_WEIGHTEDPREDICTION ST_I18N_OTHER ".WeightedPrediction"
#define ST_I18N_OTHER_NONREFERENCEPFRAMES ST_I18N_OTHER ".NonReferencePFrames"
#define ST_I18N_OTHER_ACCESSUNITDELIMITER ST_I18N_OTHER ".AccessUnitDelimiter"
#define ST_I18N_OTHER_DECODEDPICTUREBUFFERSIZE ST_I18N_OTHER ".DecodedPictureBufferSize"
#define ST_KEY_PRESET "Preset"
#define ST_KEY_RATECONTROL_MODE "RateControl.Mode"
#define ST_KEY_RATECONTROL_TWOPASS "RateControl.TwoPass"
#define ST_KEY_RATECONTROL_LOOKAHEAD "RateControl.LookAhead"
#define ST_KEY_RATECONTROL_ADAPTIVEI "RateControl.AdaptiveI"
#define ST_KEY_RATECONTROL_ADAPTIVEB "RateControl.AdaptiveB"
#define ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE "RateControl.Limits.BufferSize"
#define ST_KEY_RATECONTROL_LIMITS_QUALITY "RateControl.Limits.Quality"
#define ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET "RateControl.Limits.Bitrate.Target"
#define ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM "RateControl.Limits.Bitrate.Maximum"
#define ST_KEY_RATECONTROL_QP_MINIMUM "RateControl.Quality.Minimum"
#define ST_KEY_RATECONTROL_QP_MAXIMUM "RateControl.Quality.Maximum"
#define ST_KEY_RATECONTROL_QP_I "RateControl.QP.I"
#define ST_KEY_RATECONTROL_QP_P "RateControl.QP.P"
#define ST_KEY_RATECONTROL_QP_B "RateControl.QP.B"
#define ST_KEY_AQ_SPATIAL "AQ.Spatial"
#define ST_KEY_AQ_TEMPORAL "AQ.Temporal"
#define ST_KEY_AQ_STRENGTH "AQ.Strength"
#define ST_KEY_OTHER_BFRAMES "Other.BFrames"
#define ST_KEY_OTHER_BFRAMEREFERENCEMODE "Other.BFrameReferenceMode"
#define ST_KEY_OTHER_ZEROLATENCY "Other.ZeroLatency"
#define ST_KEY_OTHER_WEIGHTEDPREDICTION "Other.WeightedPrediction"
#define ST_KEY_OTHER_NONREFERENCEPFRAMES "Other.NonReferencePFrames"
#define ST_KEY_OTHER_ACCESSUNITDELIMITER "Other.AccessUnitDelimiter"
#define ST_KEY_OTHER_DECODEDPICTUREBUFFERSIZE "Other.DecodedPictureBufferSize"
using namespace streamfx::encoder::ffmpeg::handler;
std::map<nvenc::preset, std::string> nvenc::presets{
{nvenc::preset::DEFAULT, ST_I18N_PRESET_(Default)},
{nvenc::preset::SLOW, ST_I18N_PRESET_(Slow)},
{nvenc::preset::MEDIUM, ST_I18N_PRESET_(Medium)},
{nvenc::preset::FAST, ST_I18N_PRESET_(Fast)},
{nvenc::preset::HIGH_PERFORMANCE, ST_I18N_PRESET_(HighPerformance)},
{nvenc::preset::HIGH_QUALITY, ST_I18N_PRESET_(HighQuality)},
{nvenc::preset::BLURAYDISC, ST_I18N_PRESET_(BluRayDisc)},
{nvenc::preset::LOW_LATENCY, ST_I18N_PRESET_(LowLatency)},
{nvenc::preset::LOW_LATENCY_HIGH_PERFORMANCE, ST_I18N_PRESET_(LowLatencyHighPerformance)},
{nvenc::preset::LOW_LATENCY_HIGH_QUALITY, ST_I18N_PRESET_(LowLatencyHighQuality)},
{nvenc::preset::LOSSLESS, ST_I18N_PRESET_(Lossless)},
{nvenc::preset::LOSSLESS_HIGH_PERFORMANCE, ST_I18N_PRESET_(LosslessHighPerformance)},
};
std::map<nvenc::preset, std::string> nvenc::preset_to_opt{
{nvenc::preset::DEFAULT, "default"},
{nvenc::preset::SLOW, "slow"},
{nvenc::preset::MEDIUM, "medium"},
{nvenc::preset::FAST, "fast"},
{nvenc::preset::HIGH_PERFORMANCE, "hp"},
{nvenc::preset::HIGH_QUALITY, "hq"},
{nvenc::preset::BLURAYDISC, "bd"},
{nvenc::preset::LOW_LATENCY, "ll"},
{nvenc::preset::LOW_LATENCY_HIGH_PERFORMANCE, "llhp"},
{nvenc::preset::LOW_LATENCY_HIGH_QUALITY, "llhq"},
{nvenc::preset::LOSSLESS, "lossless"},
{nvenc::preset::LOSSLESS_HIGH_PERFORMANCE, "losslesshp"},
};
std::map<nvenc::ratecontrolmode, std::string> nvenc::ratecontrolmodes{
{nvenc::ratecontrolmode::CQP, ST_I18N_RATECONTROL_MODE_(CQP)},
{nvenc::ratecontrolmode::VBR, ST_I18N_RATECONTROL_MODE_(VBR)},
{nvenc::ratecontrolmode::VBR_HQ, ST_I18N_RATECONTROL_MODE_(VBR_HQ)},
{nvenc::ratecontrolmode::CBR, ST_I18N_RATECONTROL_MODE_(CBR)},
{nvenc::ratecontrolmode::CBR_HQ, ST_I18N_RATECONTROL_MODE_(CBR_HQ)},
{nvenc::ratecontrolmode::CBR_LD_HQ, ST_I18N_RATECONTROL_MODE_(CBR_LD_HQ)},
};
std::map<nvenc::ratecontrolmode, std::string> nvenc::ratecontrolmode_to_opt{
{nvenc::ratecontrolmode::CQP, "constqp"}, {nvenc::ratecontrolmode::VBR, "vbr"},
{nvenc::ratecontrolmode::VBR_HQ, "vbr_hq"}, {nvenc::ratecontrolmode::CBR, "cbr"},
{nvenc::ratecontrolmode::CBR_HQ, "cbr_hq"}, {nvenc::ratecontrolmode::CBR_LD_HQ, "cbr_ld_hq"},
};
std::map<nvenc::b_ref_mode, std::string> nvenc::b_ref_modes{
{nvenc::b_ref_mode::INVALID, S_STATE_DEFAULT},
{nvenc::b_ref_mode::DISABLED, S_STATE_DISABLED},
{nvenc::b_ref_mode::EACH, ST_I18N_OTHER_BFRAMEREFERENCEMODE ".Each"},
{nvenc::b_ref_mode::MIDDLE, ST_I18N_OTHER_BFRAMEREFERENCEMODE ".Middle"},
};
std::map<nvenc::b_ref_mode, std::string> nvenc::b_ref_mode_to_opt{
{nvenc::b_ref_mode::DISABLED, "disabled"},
{nvenc::b_ref_mode::EACH, "each"},
{nvenc::b_ref_mode::MIDDLE, "middle"},
};
bool streamfx::encoder::ffmpeg::handler::nvenc::is_available()
{
#if defined(D_PLATFORM_WINDOWS)
#if defined(D_PLATFORM_64BIT)
std::filesystem::path lib_name = "nvEncodeAPI64.dll";
#else
std::filesystem::path lib_name = "nvEncodeAPI.dll";
#endif
#else
std::filesystem::path lib_name = "libnvidia-encode.so.1";
#endif
try {
streamfx::util::library::load(lib_name);
return true;
} catch (...) {
return false;
}
}
void nvenc::override_update(ffmpeg_instance* instance, obs_data_t*)
{
AVCodecContext* context = const_cast<AVCodecContext*>(instance->get_avcodeccontext());
int64_t rclookahead = 0;
int64_t surfaces = 0;
int64_t async_depth = 0;
av_opt_get_int(context, "rc-lookahead", AV_OPT_SEARCH_CHILDREN, &rclookahead);
av_opt_get_int(context, "surfaces", AV_OPT_SEARCH_CHILDREN, &surfaces);
av_opt_get_int(context, "async_depth", AV_OPT_SEARCH_CHILDREN, &async_depth);
// Calculate and set the number of surfaces to allocate (if not user overridden).
if (surfaces == 0) {
surfaces = std::max<int64_t>(4ll, (context->max_b_frames + 1ll) * 4ll);
if (rclookahead > 0) {
surfaces = std::max<int64_t>(1ll, std::max<int64_t>(surfaces, rclookahead + (context->max_b_frames + 5ll)));
} else if (context->max_b_frames > 0) {
surfaces = std::max<int64_t>(4ll, (context->max_b_frames + 1ll) * 4ll);
} else {
surfaces = 4;
}
av_opt_set_int(context, "surfaces", surfaces, AV_OPT_SEARCH_CHILDREN);
}
// Set delay
context->delay = std::min<int>(std::max<int>(static_cast<int>(async_depth), 3), static_cast<int>(surfaces - 1));
}
void nvenc::get_defaults(obs_data_t* settings, const AVCodec*, AVCodecContext*)
{
obs_data_set_default_int(settings, ST_KEY_PRESET, static_cast<int64_t>(nvenc::preset::DEFAULT));
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_MODE, static_cast<int64_t>(ratecontrolmode::CBR_HQ));
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_TWOPASS, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_LOOKAHEAD, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_ADAPTIVEI, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_ADAPTIVEB, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET, 6000);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM, 0);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE, 12000);
obs_data_set_default_double(settings, ST_KEY_RATECONTROL_LIMITS_QUALITY, 0);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_QP_MINIMUM, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_QP_MAXIMUM, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_QP_I, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_QP_P, -1);
obs_data_set_default_int(settings, ST_KEY_RATECONTROL_QP_B, -1);
obs_data_set_default_int(settings, ST_KEY_AQ_SPATIAL, -1);
obs_data_set_default_int(settings, ST_KEY_AQ_STRENGTH, -1);
obs_data_set_default_int(settings, ST_KEY_AQ_TEMPORAL, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_BFRAMES, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_BFRAMEREFERENCEMODE, static_cast<int64_t>(b_ref_mode::INVALID));
obs_data_set_default_int(settings, ST_KEY_OTHER_ZEROLATENCY, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_WEIGHTEDPREDICTION, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_NONREFERENCEPFRAMES, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_ACCESSUNITDELIMITER, -1);
obs_data_set_default_int(settings, ST_KEY_OTHER_DECODEDPICTUREBUFFERSIZE, -1);
// Replay Buffer
obs_data_set_default_int(settings, "bitrate", 0);
}
static bool modified_ratecontrol(obs_properties_t* props, obs_property_t*, obs_data_t* settings) noexcept
{
bool have_bitrate = false;
bool have_bitrate_range = false;
bool have_quality = false;
bool have_qp = false;
nvenc::ratecontrolmode rc =
static_cast<nvenc::ratecontrolmode>(obs_data_get_int(settings, ST_KEY_RATECONTROL_MODE));
switch (rc) {
case nvenc::ratecontrolmode::CQP:
have_qp = true;
break;
case nvenc::ratecontrolmode::INVALID:
case nvenc::ratecontrolmode::CBR:
case nvenc::ratecontrolmode::CBR_HQ:
case nvenc::ratecontrolmode::CBR_LD_HQ:
have_bitrate = true;
break;
case nvenc::ratecontrolmode::VBR:
case nvenc::ratecontrolmode::VBR_HQ:
have_bitrate = true;
have_bitrate_range = true;
have_quality = true;
have_qp = true;
break;
}
obs_property_set_visible(obs_properties_get(props, ST_I18N_RATECONTROL_LIMITS), have_bitrate || have_quality);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE), have_bitrate);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_QUALITY), have_quality);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET), have_bitrate);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM), have_bitrate_range);
obs_property_set_visible(obs_properties_get(props, ST_I18N_RATECONTROL_QP), have_qp || have_bitrate_range);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_QP_MINIMUM), have_bitrate_range);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_QP_MAXIMUM), have_bitrate_range);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_QP_I), have_qp);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_QP_P), have_qp);
obs_property_set_visible(obs_properties_get(props, ST_KEY_RATECONTROL_QP_B), have_qp);
return true;
}
static bool modified_aq(obs_properties_t* props, obs_property_t*, obs_data_t* settings) noexcept
{
bool spatial_aq = streamfx::util::is_tristate_enabled(obs_data_get_int(settings, ST_KEY_AQ_SPATIAL));
obs_property_set_visible(obs_properties_get(props, ST_KEY_AQ_STRENGTH), spatial_aq);
return true;
}
void nvenc::get_properties_pre(obs_properties_t* props, const AVCodec*)
{
auto p = obs_properties_add_list(props, ST_KEY_PRESET, D_TRANSLATE(ST_I18N_PRESET), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
for (auto kv : presets) {
obs_property_list_add_int(p, D_TRANSLATE(kv.second.c_str()), static_cast<int64_t>(kv.first));
}
}
void nvenc::get_properties_post(obs_properties_t* props, const AVCodec* codec)
{
{ // Rate Control
obs_properties_t* grp = props;
if (!streamfx::util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, ST_I18N_RATECONTROL, D_TRANSLATE(ST_I18N_RATECONTROL), OBS_GROUP_NORMAL,
grp);
}
{
auto p = obs_properties_add_list(grp, ST_KEY_RATECONTROL_MODE, D_TRANSLATE(ST_I18N_RATECONTROL_MODE),
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_INT);
obs_property_set_modified_callback(p, modified_ratecontrol);
for (auto kv : ratecontrolmodes) {
obs_property_list_add_int(p, D_TRANSLATE(kv.second.c_str()), static_cast<int64_t>(kv.first));
}
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_RATECONTROL_TWOPASS,
D_TRANSLATE(ST_I18N_RATECONTROL_TWOPASS));
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_LOOKAHEAD,
D_TRANSLATE(ST_I18N_RATECONTROL_LOOKAHEAD), -1, 32, 1);
obs_property_int_set_suffix(p, " frames");
//obs_property_set_modified_callback(p, modified_lookahead);
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_RATECONTROL_ADAPTIVEI,
D_TRANSLATE(ST_I18N_RATECONTROL_ADAPTIVEI));
}
if (strcmp(codec->name, "h264_nvenc") == 0) {
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_RATECONTROL_ADAPTIVEB,
D_TRANSLATE(ST_I18N_RATECONTROL_ADAPTIVEB));
}
}
{
obs_properties_t* grp = props;
if (!streamfx::util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, ST_I18N_RATECONTROL_LIMITS, D_TRANSLATE(ST_I18N_RATECONTROL_LIMITS),
OBS_GROUP_NORMAL, grp);
}
{
auto p = obs_properties_add_float_slider(grp, ST_KEY_RATECONTROL_LIMITS_QUALITY,
D_TRANSLATE(ST_I18N_RATECONTROL_LIMITS_QUALITY), 0, 100, 0.01);
}
{
auto p = obs_properties_add_int(grp, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET,
D_TRANSLATE(ST_I18N_RATECONTROL_LIMITS_BITRATE_TARGET), -1,
std::numeric_limits<int32_t>::max(), 1);
obs_property_int_set_suffix(p, " kbit/s");
}
{
auto p = obs_properties_add_int(grp, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM,
D_TRANSLATE(ST_I18N_RATECONTROL_LIMITS_BITRATE_MAXIMUM), -1,
std::numeric_limits<int32_t>::max(), 1);
obs_property_int_set_suffix(p, " kbit/s");
}
{
auto p = obs_properties_add_int(grp, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE,
D_TRANSLATE(ST_I18N_RATECONTROL_LIMITS_BUFFERSIZE), 0,
std::numeric_limits<int32_t>::max(), 1);
obs_property_int_set_suffix(p, " kbit");
}
}
{
obs_properties_t* grp = props;
if (!streamfx::util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, ST_I18N_RATECONTROL_QP, D_TRANSLATE(ST_I18N_RATECONTROL_QP),
OBS_GROUP_NORMAL, grp);
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_QP_MINIMUM,
D_TRANSLATE(ST_I18N_RATECONTROL_QP_MINIMUM), -1, 51, 1);
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_QP_MAXIMUM,
D_TRANSLATE(ST_I18N_RATECONTROL_QP_MAXIMUM), -1, 51, 1);
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_QP_I, D_TRANSLATE(ST_I18N_RATECONTROL_QP_I),
-1, 51, 1);
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_QP_P, D_TRANSLATE(ST_I18N_RATECONTROL_QP_P),
-1, 51, 1);
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_RATECONTROL_QP_B, D_TRANSLATE(ST_I18N_RATECONTROL_QP_B),
-1, 51, 1);
}
}
{
obs_properties_t* grp = props;
if (!streamfx::util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, ST_I18N_AQ, D_TRANSLATE(ST_I18N_AQ), OBS_GROUP_NORMAL, grp);
}
{
auto p =
streamfx::util::obs_properties_add_tristate(grp, ST_KEY_AQ_SPATIAL, D_TRANSLATE(ST_I18N_AQ_SPATIAL));
obs_property_set_modified_callback(p, modified_aq);
}
{
auto p =
obs_properties_add_int_slider(grp, ST_KEY_AQ_STRENGTH, D_TRANSLATE(ST_I18N_AQ_STRENGTH), -1, 15, 1);
}
{
auto p =
streamfx::util::obs_properties_add_tristate(grp, ST_KEY_AQ_TEMPORAL, D_TRANSLATE(ST_I18N_AQ_TEMPORAL));
}
}
{
obs_properties_t* grp = props;
if (!streamfx::util::are_property_groups_broken()) {
grp = obs_properties_create();
obs_properties_add_group(props, ST_I18N_OTHER, D_TRANSLATE(ST_I18N_OTHER), OBS_GROUP_NORMAL, grp);
}
{
auto p =
obs_properties_add_int_slider(grp, ST_KEY_OTHER_BFRAMES, D_TRANSLATE(ST_I18N_OTHER_BFRAMES), -1, 4, 1);
obs_property_int_set_suffix(p, " frames");
}
{
auto p = obs_properties_add_list(grp, ST_KEY_OTHER_BFRAMEREFERENCEMODE,
D_TRANSLATE(ST_I18N_OTHER_BFRAMEREFERENCEMODE), OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
for (auto kv : b_ref_modes) {
if (kv.first == nvenc::b_ref_mode::EACH && (std::string_view("h264_nvenc") == codec->name)) {
// H.264 does not support using all B-Frames as reference.
continue;
}
obs_property_list_add_int(p, D_TRANSLATE(kv.second.c_str()), static_cast<int64_t>(kv.first));
}
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_OTHER_ZEROLATENCY,
D_TRANSLATE(ST_I18N_OTHER_ZEROLATENCY));
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_OTHER_WEIGHTEDPREDICTION,
D_TRANSLATE(ST_I18N_OTHER_WEIGHTEDPREDICTION));
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_OTHER_NONREFERENCEPFRAMES,
D_TRANSLATE(ST_I18N_OTHER_NONREFERENCEPFRAMES));
}
{
auto p = streamfx::util::obs_properties_add_tristate(grp, ST_KEY_OTHER_ACCESSUNITDELIMITER,
D_TRANSLATE(ST_I18N_OTHER_ACCESSUNITDELIMITER));
}
{
auto p = obs_properties_add_int_slider(grp, ST_KEY_OTHER_DECODEDPICTUREBUFFERSIZE,
D_TRANSLATE(ST_I18N_OTHER_DECODEDPICTUREBUFFERSIZE), -1, 16, 1);
obs_property_int_set_suffix(p, " frames");
}
}
}
void nvenc::get_runtime_properties(obs_properties_t* props, const AVCodec*, AVCodecContext*)
{
obs_property_set_enabled(obs_properties_get(props, ST_KEY_PRESET), false);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_RATECONTROL), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_MODE), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_TWOPASS), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_LOOKAHEAD), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_ADAPTIVEI), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_ADAPTIVEB), false);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_RATECONTROL_LIMITS), true);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE), true);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET), true);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM), true);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_RATECONTROL_LIMITS_QUALITY), false);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_RATECONTROL_QP), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_QP_MINIMUM), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_QP_MAXIMUM), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_QP_I), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_QP_P), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_RATECONTROL_QP_B), false);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_AQ), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_AQ_SPATIAL), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_AQ_STRENGTH), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_AQ_TEMPORAL), false);
obs_property_set_enabled(obs_properties_get(props, ST_I18N_OTHER), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_BFRAMES), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_BFRAMEREFERENCEMODE), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_ZEROLATENCY), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_WEIGHTEDPREDICTION), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_NONREFERENCEPFRAMES), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_ACCESSUNITDELIMITER), false);
obs_property_set_enabled(obs_properties_get(props, ST_KEY_OTHER_DECODEDPICTUREBUFFERSIZE), false);
}
void nvenc::update(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context)
{
{
preset c_preset = static_cast<preset>(obs_data_get_int(settings, ST_KEY_PRESET));
auto found = preset_to_opt.find(c_preset);
if (found != preset_to_opt.end()) {
av_opt_set(context->priv_data, "preset", found->second.c_str(), 0);
} else {
av_opt_set(context->priv_data, "preset", nullptr, 0);
}
}
{ // Rate Control
bool have_bitrate = false;
bool have_bitrate_range = false;
bool have_quality = false;
bool have_qp = false;
ratecontrolmode rc = static_cast<ratecontrolmode>(obs_data_get_int(settings, ST_KEY_RATECONTROL_MODE));
auto rcopt = ratecontrolmode_to_opt.find(rc);
if (rcopt != ratecontrolmode_to_opt.end()) {
av_opt_set(context->priv_data, "rc", rcopt->second.c_str(), AV_OPT_SEARCH_CHILDREN);
} else {
have_bitrate = true;
have_bitrate_range = true;
have_quality = true;
have_qp = true;
}
av_opt_set_int(context->priv_data, "cbr", 0, AV_OPT_SEARCH_CHILDREN);
switch (rc) {
case ratecontrolmode::CQP:
have_qp = true;
break;
case ratecontrolmode::INVALID:
case ratecontrolmode::CBR:
case ratecontrolmode::CBR_HQ:
case ratecontrolmode::CBR_LD_HQ:
have_bitrate = true;
av_opt_set_int(context->priv_data, "cbr", 1, AV_OPT_SEARCH_CHILDREN);
break;
case ratecontrolmode::VBR:
case ratecontrolmode::VBR_HQ:
have_bitrate_range = true;
have_bitrate = true;
have_quality = true;
have_qp = true;
break;
}
// Two Pass
if (int tp = static_cast<int>(obs_data_get_int(settings, ST_KEY_RATECONTROL_TWOPASS)); tp > -1) {
av_opt_set_int(context->priv_data, "2pass", tp ? 1 : 0, AV_OPT_SEARCH_CHILDREN);
}
// Look Ahead # of Frames
int la = static_cast<int>(obs_data_get_int(settings, ST_KEY_RATECONTROL_LOOKAHEAD));
if (!streamfx::util::is_tristate_default(la)) {
av_opt_set_int(context->priv_data, "rc-lookahead", la, AV_OPT_SEARCH_CHILDREN);
}
// Adaptive I-Frames
if (int64_t adapt_i = obs_data_get_int(settings, ST_KEY_RATECONTROL_ADAPTIVEI);
!streamfx::util::is_tristate_default(adapt_i) && (la != 0)) {
// no-scenecut is inverted compared to our UI.
av_opt_set_int(context->priv_data, "no-scenecut", 1 - adapt_i, AV_OPT_SEARCH_CHILDREN);
}
// Adaptive B-Frames
constexpr std::string_view h264_encoder_name = "h264_nvenc";
if (h264_encoder_name == codec->name) {
if (int64_t adapt_b = obs_data_get_int(settings, ST_KEY_RATECONTROL_ADAPTIVEB);
!streamfx::util::is_tristate_default(adapt_b) && (la != 0)) {
av_opt_set_int(context->priv_data, "b_adapt", adapt_b, AV_OPT_SEARCH_CHILDREN);
}
}
if (have_bitrate) {
int64_t v = obs_data_get_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET);
if (v > -1)
context->bit_rate = static_cast<int>(v * 1000);
// Support for Replay Buffer
obs_data_set_int(settings, "bitrate", v);
} else {
context->bit_rate = 0;
}
if (have_bitrate_range) {
if (int64_t max = obs_data_get_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM); max > -1)
context->rc_max_rate = static_cast<int>(max * 1000);
} else {
//context->rc_min_rate = 0;
context->rc_max_rate = 0;
}
// Buffer Size
if (have_bitrate || have_bitrate_range) {
if (int64_t v = obs_data_get_int(settings, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE); v > -1)
context->rc_buffer_size = static_cast<int>(v * 1000);
} else {
context->rc_buffer_size = 0;
}
// Quality Limits
if (have_quality) {
if (int qmin = static_cast<int>(obs_data_get_int(settings, ST_KEY_RATECONTROL_QP_MINIMUM)); qmin > -1)
context->qmin = qmin;
if (int qmax = static_cast<int>(obs_data_get_int(settings, ST_KEY_RATECONTROL_QP_MAXIMUM)); qmax > -1)
context->qmax = qmax;
} else {
context->qmin = -1;
context->qmax = -1;
}
// Quality Target
if (double_t v = obs_data_get_double(settings, ST_KEY_RATECONTROL_LIMITS_QUALITY) / 100.0 * 51.0; v > 0) {
av_opt_set_double(context->priv_data, "cq", v, AV_OPT_SEARCH_CHILDREN);
}
// QP Settings
if (have_qp) {
if (int64_t qp = obs_data_get_int(settings, ST_KEY_RATECONTROL_QP_I); qp > -1)
av_opt_set_int(context->priv_data, "init_qpI", static_cast<int>(qp), AV_OPT_SEARCH_CHILDREN);
if (int64_t qp = obs_data_get_int(settings, ST_KEY_RATECONTROL_QP_P); qp > -1)
av_opt_set_int(context->priv_data, "init_qpP", static_cast<int>(qp), AV_OPT_SEARCH_CHILDREN);
if (int64_t qp = obs_data_get_int(settings, ST_KEY_RATECONTROL_QP_B); qp > -1)
av_opt_set_int(context->priv_data, "init_qpB", static_cast<int>(qp), AV_OPT_SEARCH_CHILDREN);
}
}
{ // AQ
int64_t saq = obs_data_get_int(settings, ST_KEY_AQ_SPATIAL);
int64_t taq = obs_data_get_int(settings, ST_KEY_AQ_TEMPORAL);
if (strcmp(codec->name, "h264_nvenc") == 0) {
if (!streamfx::util::is_tristate_default(saq))
av_opt_set_int(context->priv_data, "spatial-aq", saq, AV_OPT_SEARCH_CHILDREN);
if (!streamfx::util::is_tristate_default(taq))
av_opt_set_int(context->priv_data, "temporal-aq", taq, AV_OPT_SEARCH_CHILDREN);
} else {
if (!streamfx::util::is_tristate_default(saq))
av_opt_set_int(context->priv_data, "spatial_aq", saq, AV_OPT_SEARCH_CHILDREN);
if (!streamfx::util::is_tristate_default(taq))
av_opt_set_int(context->priv_data, "temporal_aq", taq, AV_OPT_SEARCH_CHILDREN);
}
if (streamfx::util::is_tristate_enabled(saq))
if (int64_t aqs = obs_data_get_int(settings, ST_KEY_AQ_STRENGTH); aqs > -1)
av_opt_set_int(context->priv_data, "aq-strength", static_cast<int>(aqs), AV_OPT_SEARCH_CHILDREN);
}
{ // Other
if (int64_t bf = obs_data_get_int(settings, ST_KEY_OTHER_BFRAMES); bf > -1)
context->max_b_frames = static_cast<int>(bf);
if (int64_t zl = obs_data_get_int(settings, ST_KEY_OTHER_ZEROLATENCY); !streamfx::util::is_tristate_default(zl))
av_opt_set_int(context->priv_data, "zerolatency", zl, AV_OPT_SEARCH_CHILDREN);
if (int64_t nrp = obs_data_get_int(settings, ST_KEY_OTHER_NONREFERENCEPFRAMES);
!streamfx::util::is_tristate_default(nrp))
av_opt_set_int(context->priv_data, "nonref_p", nrp, AV_OPT_SEARCH_CHILDREN);
if (int64_t v = obs_data_get_int(settings, ST_KEY_OTHER_ACCESSUNITDELIMITER);
!streamfx::util::is_tristate_default(v))
av_opt_set_int(context->priv_data, "aud", v, AV_OPT_SEARCH_CHILDREN);
if (int64_t v = obs_data_get_int(settings, ST_KEY_OTHER_DECODEDPICTUREBUFFERSIZE); v > -1)
av_opt_set_int(context->priv_data, "dpb_size", v, AV_OPT_SEARCH_CHILDREN);
int64_t wp = obs_data_get_int(settings, ST_KEY_OTHER_WEIGHTEDPREDICTION);
if ((context->max_b_frames > 0) && streamfx::util::is_tristate_enabled(wp)) {
DLOG_WARNING("[%s] Weighted Prediction disabled because of B-Frames being used.", codec->name);
av_opt_set_int(context->priv_data, "weighted_pred", 0, AV_OPT_SEARCH_CHILDREN);
} else if (!streamfx::util::is_tristate_default(wp)) {
av_opt_set_int(context->priv_data, "weighted_pred", wp, AV_OPT_SEARCH_CHILDREN);
}
{
auto found = b_ref_mode_to_opt.find(
static_cast<b_ref_mode>(obs_data_get_int(settings, ST_KEY_OTHER_BFRAMEREFERENCEMODE)));
if (found != b_ref_mode_to_opt.end()) {
av_opt_set(context->priv_data, "b_ref_mode", found->second.c_str(), AV_OPT_SEARCH_CHILDREN);
}
}
}
}
void nvenc::log_options(obs_data_t*, const AVCodec* codec, AVCodecContext* context)
{
using namespace ::streamfx::ffmpeg;
DLOG_INFO("[%s] NVIDIA NVENC:", codec->name);
tools::print_av_option_string2(context, "preset", " Preset",
[](int64_t v, std::string_view o) { return std::string(o); });
tools::print_av_option_string2(context, "rc", " Rate Control",
[](int64_t v, std::string_view o) { return std::string(o); });
tools::print_av_option_bool(context, "2pass", " Two Pass");
tools::print_av_option_int(context, "rc-lookahead", " Look-Ahead", "Frames");
tools::print_av_option_bool(context, "no-scenecut", " Adaptive I-Frames", true);
if (strcmp(codec->name, "h264_nvenc") == 0)
tools::print_av_option_bool(context, "b_adapt", " Adaptive B-Frames");
DLOG_INFO("[%s] Bitrate:", codec->name);
tools::print_av_option_int(context, "b", " Target", "bits/sec");
tools::print_av_option_int(context, "minrate", " Minimum", "bits/sec");
tools::print_av_option_int(context, "maxrate", " Maximum", "bits/sec");
tools::print_av_option_int(context, "bufsize", " Buffer", "bits");
DLOG_INFO("[%s] Quality:", codec->name);
tools::print_av_option_int(context, "cq", " Target", "");
tools::print_av_option_int(context, "qmin", " Minimum", "");
tools::print_av_option_int(context, "qmax", " Maximum", "");
DLOG_INFO("[%s] Quantization Parameters:", codec->name);
tools::print_av_option_int(context, "init_qpI", " I-Frame", "");
tools::print_av_option_int(context, "init_qpP", " P-Frame", "");
tools::print_av_option_int(context, "init_qpB", " B-Frame", "");
tools::print_av_option_int(context, "bf", " B-Frames", "Frames");
tools::print_av_option_string2(context, "b_ref_mode", " Reference Mode",
[](int64_t v, std::string_view o) { return std::string(o); });
DLOG_INFO("[%s] Adaptive Quantization:", codec->name);
if (strcmp(codec->name, "h264_nvenc") == 0) {
tools::print_av_option_bool(context, "spatial-aq", " Spatial AQ");
tools::print_av_option_int(context, "aq-strength", " Strength", "");
tools::print_av_option_bool(context, "temporal-aq", " Temporal AQ");
} else {
tools::print_av_option_bool(context, "spatial_aq", " Spatial AQ");
tools::print_av_option_int(context, "aq-strength", " Strength", "");
tools::print_av_option_bool(context, "temporal_aq", " Temporal AQ");
}
DLOG_INFO("[%s] Other:", codec->name);
tools::print_av_option_bool(context, "zerolatency", " Zero Latency");
tools::print_av_option_bool(context, "weighted_pred", " Weighted Prediction");
tools::print_av_option_bool(context, "nonref_p", " Non-reference P-Frames");
tools::print_av_option_bool(context, "strict_gop", " Strict GOP");
tools::print_av_option_bool(context, "aud", " Access Unit Delimiters");
tools::print_av_option_bool(context, "bluray-compat", " Bluray Compatibility");
if (strcmp(codec->name, "h264_nvenc") == 0)
tools::print_av_option_bool(context, "a53cc", " A53 Closed Captions");
tools::print_av_option_int(context, "dpb_size", " DPB Size", "Frames");
}
void streamfx::encoder::ffmpeg::handler::nvenc::migrate(obs_data_t* settings, uint64_t version, const AVCodec* codec,
AVCodecContext* context)
{
switch (static_cast<uint64_t>(obs_data_get_int(settings, S_VERSION)) & STREAMFX_MASK_UPDATE) {
default:
case STREAMFX_MAKE_VERSION(0, 8, 0, 0):
obs_data_set_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_TARGET,
obs_data_get_int(settings, "RateControl.Bitrate.Target"));
obs_data_set_int(settings, ST_KEY_RATECONTROL_LIMITS_BITRATE_MAXIMUM,
obs_data_get_int(settings, "RateControl.Bitrate.Maximum"));
obs_data_set_int(settings, ST_KEY_RATECONTROL_LIMITS_BUFFERSIZE,
obs_data_get_int(settings, "RateControl.BufferSize"));
obs_data_set_double(settings, ST_KEY_RATECONTROL_LIMITS_QUALITY,
obs_data_get_double(settings, "RateControl.Quality.Target"));
obs_data_set_int(settings, ST_KEY_RATECONTROL_QP_MINIMUM,
obs_data_get_int(settings, "RateControl.Quality.Minimum"));
obs_data_set_int(settings, ST_KEY_RATECONTROL_QP_MAXIMUM,
obs_data_get_int(settings, "RateControl.Quality.Maximum"));
break;
}
}
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