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