obs-StreamFX/source/encoders/handlers/dnxhd_handler.cpp

115 lines
3.9 KiB
C++
Raw Normal View History

// AUTOGENERATED COPYRIGHT HEADER START
// Copyright (C) 2022 Carsten Braun <info@braun-cloud.de>
// Copyright (C) 2022 lainon <GermanAizek@yandex.ru>
// Copyright (C) 2022-2023 Michael Fabian 'Xaymar' Dirks <info@xaymar.com>
// AUTOGENERATED COPYRIGHT HEADER END
#include "dnxhd_handler.hpp"
#include "common.hpp"
#include "../codecs/dnxhr.hpp"
#include "ffmpeg/tools.hpp"
#include "plugin.hpp"
#include "warning-disable.hpp"
#include <array>
#include "warning-enable.hpp"
using namespace streamfx::encoder::ffmpeg::handler;
using namespace streamfx::encoder::codec::dnxhr;
void dnxhd_handler::adjust_info(ffmpeg_factory* fac, const AVCodec*, std::string&, std::string& name, std::string&)
{
//Most people don't know what VC3 is and only know it as DNx.
//Change name to make it easier to find.
name = "Avid DNxHR (via FFmpeg)";
}
void dnxhd_handler::override_colorformat(AVPixelFormat& target_format, obs_data_t* settings, const AVCodec* codec,
AVCodecContext*)
{
static const std::array<std::pair<const char*, AVPixelFormat>, static_cast<size_t>(5)> profile_to_format_map{
std::pair{"dnxhr_lb", AV_PIX_FMT_YUV422P}, std::pair{"dnxhr_sq", AV_PIX_FMT_YUV422P},
std::pair{"dnxhr_hq", AV_PIX_FMT_YUV422P}, std::pair{"dnxhr_hqx", AV_PIX_FMT_YUV422P10},
std::pair{"dnxhr_444", AV_PIX_FMT_YUV444P10}};
const char* selected_profile = obs_data_get_string(settings, S_CODEC_DNXHR_PROFILE);
for (const auto& kv : profile_to_format_map) {
if (strcmp(kv.first, selected_profile) == 0) {
target_format = kv.second;
return;
}
}
// Fallback for (yet) unknown formats
target_format = AV_PIX_FMT_YUV422P;
}
void dnxhd_handler::get_defaults(obs_data_t* settings, const AVCodec*, AVCodecContext*, bool)
{
obs_data_set_default_string(settings, S_CODEC_DNXHR_PROFILE, "dnxhr_sq");
}
bool dnxhd_handler::has_keyframe_support(ffmpeg_factory* instance)
{
return false;
}
bool dnxhd_handler::has_pixel_format_support(ffmpeg_factory* instance)
{
return false;
}
inline const char* dnx_profile_to_display_name(const char* profile)
{
char buffer[1024];
snprintf(buffer, sizeof(buffer), "%s.%s", S_CODEC_DNXHR_PROFILE, profile);
return D_TRANSLATE(buffer);
}
void dnxhd_handler::get_properties(obs_properties_t* props, const AVCodec* codec, AVCodecContext* context, bool)
{
AVCodecContext* ctx = context;
//Create dummy context if null was passed to the function
if (!ctx) {
ctx = avcodec_alloc_context3(codec);
if (!ctx->priv_data) {
avcodec_free_context(&ctx);
return;
}
}
auto p = obs_properties_add_list(props, S_CODEC_DNXHR_PROFILE, D_TRANSLATE(S_CODEC_DNXHR_PROFILE),
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_STRING);
streamfx::ffmpeg::tools::avoption_list_add_entries(ctx->priv_data, "profile", [&p](const AVOption* opt) {
if (strcmp(opt->name, "dnxhd") == 0) {
//Do not show DNxHD profile as it is outdated and should not be used.
//It's also very picky about framerate and framesize combos, which makes it even less useful
return;
}
//ffmpeg returns the profiles for DNxHR from highest to lowest.
//Lowest to highest is what people usually expect.
//Therefore, new entries will always be inserted at the top, effectively reversing the list
obs_property_list_insert_string(p, 0, dnx_profile_to_display_name(opt->name), opt->name);
});
//Free context if we created it here
if (ctx && ctx != context) {
avcodec_free_context(&ctx);
}
}
void dnxhd_handler::update(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context)
{
const char* profile = obs_data_get_string(settings, S_CODEC_DNXHR_PROFILE);
av_opt_set(context, "profile", profile, AV_OPT_SEARCH_CHILDREN);
}
void dnxhd_handler::log_options(obs_data_t* settings, const AVCodec* codec, AVCodecContext* context)
{
DLOG_INFO("[%s] Avid DNxHR:", codec->name);
streamfx::ffmpeg::tools::print_av_option_string2(context, "profile", " Profile",
[](int64_t v, std::string_view o) { return std::string(o); });
}