Files
obs-studio/frontend/utility/GoLiveAPI_PostData.cpp

77 lines
2.3 KiB
C++

#include "GoLiveAPI_PostData.hpp"
#include "models/multitrack-video.hpp"
#include <utility/system-info.hpp>
#include <nlohmann/json.hpp>
GoLiveApi::PostData constructGoLivePost(QString streamKey, const std::optional<uint64_t> &maximum_aggregate_bitrate,
const std::optional<uint32_t> &maximum_video_tracks, bool vod_track_enabled,
const std::vector<OBSCanvasAutoRelease> &canvases)
{
GoLiveApi::PostData post_data{};
post_data.service = "IVS";
post_data.schema_version = "2025-01-25";
post_data.authentication = streamKey.toStdString();
system_info(post_data.capabilities);
auto &client = post_data.client;
client.name = "obs-studio";
client.version = obs_get_version_string();
const char *encoder_id = nullptr;
for (size_t i = 0; obs_enum_encoder_types(i, &encoder_id); i++) {
auto codec = obs_get_encoder_codec(encoder_id);
if (!codec)
continue;
if (qstricmp(codec, "h264") == 0) {
client.supported_codecs.emplace("h264");
#ifdef ENABLE_HEVC
} else if (qstricmp(codec, "hevc") == 0) {
client.supported_codecs.emplace("h265");
#endif
} else if (qstricmp(codec, "av1") == 0) {
client.supported_codecs.emplace("av1");
}
}
auto &preferences = post_data.preferences;
preferences.vod_track_audio = vod_track_enabled;
obs_video_info ovi;
if (obs_get_video_info(&ovi))
preferences.composition_gpu_index = ovi.adapter;
for (const auto &canvas : canvases) {
if (obs_canvas_get_video_info(canvas, &ovi)) {
preferences.canvases.emplace_back(GoLiveApi::Canvas{ovi.output_width,
ovi.output_height,
ovi.base_width,
ovi.base_height,
{ovi.fps_num, ovi.fps_den}});
}
}
obs_audio_info2 oai2;
if (obs_get_audio_info2(&oai2)) {
preferences.audio_samples_per_sec = oai2.samples_per_sec;
preferences.audio_channels = get_audio_channels(oai2.speakers);
preferences.audio_fixed_buffering = oai2.fixed_buffering;
preferences.audio_max_buffering_ms = oai2.max_buffering_ms;
}
if (maximum_aggregate_bitrate.has_value())
preferences.maximum_aggregate_bitrate = maximum_aggregate_bitrate.value();
if (maximum_video_tracks.has_value()) {
/* Cap to maximum supported number of output encoders. */
preferences.maximum_video_tracks =
std::min(maximum_video_tracks.value(), static_cast<uint32_t>(MAX_OUTPUT_VIDEO_ENCODERS));
}
return post_data;
}