mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-11-27 13:53:01 +00:00
12f976fde3
As not all encoders need all functions, classes inheriting from this should not need to implement all of them as no-ops. Instead the header should take care of this, which reduces duplicated empty code paths.
360 lines
12 KiB
C++
360 lines
12 KiB
C++
/*
|
|
* Modern effects for a modern Streamer
|
|
* Copyright (C) 2020 Michael Fabian Dirks
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
#pragma once
|
|
#include "common.hpp"
|
|
#include "plugin.hpp"
|
|
|
|
namespace streamfx::obs {
|
|
class encoder_instance {
|
|
protected:
|
|
obs_encoder_t* _self;
|
|
|
|
public:
|
|
encoder_instance(obs_data_t* settings, obs_encoder_t* self, bool is_hw) : _self(self) {}
|
|
virtual ~encoder_instance(){};
|
|
|
|
virtual void migrate(obs_data_t* settings, uint64_t version) {}
|
|
|
|
virtual bool update(obs_data_t* settings)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
virtual bool encode(struct encoder_frame* frame, struct encoder_packet* packet, bool* received_packet)
|
|
{
|
|
auto type = obs_encoder_get_type(_self);
|
|
if (type == OBS_ENCODER_VIDEO) {
|
|
return encode_video(frame, packet, received_packet);
|
|
} else if (type == OBS_ENCODER_AUDIO) {
|
|
return encode_audio(frame, packet, received_packet);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
virtual bool encode_audio(struct encoder_frame* frame, struct encoder_packet* packet, bool* received_packet)
|
|
{
|
|
return false;
|
|
};
|
|
|
|
virtual bool encode_video(struct encoder_frame* frame, struct encoder_packet* packet, bool* received_packet)
|
|
{
|
|
return false;
|
|
};
|
|
|
|
virtual bool encode_video(uint32_t handle, int64_t pts, uint64_t lock_key, uint64_t* next_key,
|
|
struct encoder_packet* packet, bool* received_packet)
|
|
{
|
|
return false;
|
|
};
|
|
|
|
virtual size_t get_frame_size()
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
virtual bool get_extra_data(uint8_t** extra_data, size_t* size)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
virtual bool get_sei_data(uint8_t** sei_data, size_t* size)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
virtual void get_audio_info(struct audio_convert_info* info) {}
|
|
|
|
virtual void get_video_info(struct video_scale_info* info) {}
|
|
};
|
|
|
|
template<class _factory, typename _instance>
|
|
class encoder_factory {
|
|
public:
|
|
typedef _factory factory_t;
|
|
typedef _instance instance_t;
|
|
|
|
protected:
|
|
obs_encoder_info _info = {};
|
|
obs_encoder_info _info_fallback = {};
|
|
std::string _info_fallback_id;
|
|
|
|
std::map<std::string, std::shared_ptr<obs_encoder_info>> _proxies;
|
|
std::set<std::string> _proxy_names;
|
|
|
|
public:
|
|
encoder_factory()
|
|
{
|
|
_info.type_data = this;
|
|
|
|
_info.get_name = _get_name;
|
|
_info.create = _create_hw;
|
|
_info.destroy = _destroy;
|
|
_info.get_defaults2 = _get_defaults2;
|
|
_info.get_properties2 = _get_properties2;
|
|
_info.update = _update;
|
|
_info.encode = _encode;
|
|
_info.get_extra_data = _get_extra_data;
|
|
_info.get_sei_data = _get_sei_data;
|
|
}
|
|
virtual ~encoder_factory() {}
|
|
|
|
void finish_setup()
|
|
{
|
|
if (_info.type == OBS_ENCODER_AUDIO) {
|
|
_info.get_frame_size = _get_frame_size;
|
|
_info.get_audio_info = _get_audio_info;
|
|
} else if (_info.type == OBS_ENCODER_VIDEO) {
|
|
_info.get_video_info = _get_video_info;
|
|
}
|
|
if (_info.caps & OBS_ENCODER_CAP_PASS_TEXTURE) {
|
|
_info.encode_texture = _encode_texture;
|
|
|
|
memcpy(&_info_fallback, &_info, sizeof(obs_encoder_info));
|
|
_info_fallback_id = std::string(_info.id) + "_sw";
|
|
_info_fallback.id = _info_fallback_id.c_str();
|
|
_info_fallback.caps =
|
|
(_info_fallback.caps & ~OBS_ENCODER_CAP_PASS_TEXTURE) | OBS_ENCODER_CAP_DEPRECATED;
|
|
_info_fallback.create = _create;
|
|
_info_fallback.encode_texture = nullptr;
|
|
obs_register_encoder(&_info_fallback);
|
|
} else {
|
|
_info.create = _create;
|
|
}
|
|
|
|
obs_register_encoder(&_info);
|
|
}
|
|
|
|
void register_proxy(std::string_view name)
|
|
{
|
|
auto iter = _proxy_names.emplace(name);
|
|
|
|
// Create proxy.
|
|
std::shared_ptr<obs_encoder_info> proxy = std::make_shared<obs_encoder_info>();
|
|
memcpy(proxy.get(), &_info, sizeof(obs_encoder_info));
|
|
proxy->id = iter.first->c_str();
|
|
proxy->caps |= OBS_ENCODER_CAP_DEPRECATED;
|
|
obs_register_encoder(proxy.get());
|
|
|
|
_proxies.emplace(name, proxy);
|
|
}
|
|
|
|
private /* Factory */:
|
|
static const char* _get_name(void* type_data) noexcept
|
|
try {
|
|
if (type_data)
|
|
return reinterpret_cast<factory_t*>(type_data)->get_name();
|
|
return nullptr;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return nullptr;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return nullptr;
|
|
}
|
|
|
|
static void* _create(obs_data_t* settings, obs_encoder_t* encoder) noexcept
|
|
try {
|
|
auto* fac = reinterpret_cast<factory_t*>(obs_encoder_get_type_data(encoder));
|
|
return fac->create(settings, encoder, false);
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return nullptr;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return nullptr;
|
|
}
|
|
|
|
static void* _create_hw(obs_data_t* settings, obs_encoder_t* encoder) noexcept
|
|
try {
|
|
auto* fac = reinterpret_cast<factory_t*>(obs_encoder_get_type_data(encoder));
|
|
try {
|
|
return fac->create(settings, encoder, true);
|
|
} catch (...) {
|
|
return obs_encoder_create_rerouted(encoder, fac->_info_fallback.id);
|
|
}
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return nullptr;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return nullptr;
|
|
}
|
|
|
|
static void _get_defaults2(obs_data_t* settings, void* type_data) noexcept
|
|
try {
|
|
if (type_data)
|
|
reinterpret_cast<factory_t*>(type_data)->get_defaults2(settings);
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
}
|
|
|
|
static obs_properties_t* _get_properties2(void* data, void* type_data) noexcept
|
|
try {
|
|
if (type_data)
|
|
return reinterpret_cast<factory_t*>(type_data)->get_properties2(reinterpret_cast<instance_t*>(data));
|
|
return nullptr;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return nullptr;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return nullptr;
|
|
}
|
|
|
|
private /* Instance */:
|
|
static void _destroy(void* data) noexcept
|
|
try {
|
|
if (data)
|
|
delete reinterpret_cast<instance_t*>(data);
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
}
|
|
|
|
static bool _update(void* data, obs_data_t* settings) noexcept
|
|
try {
|
|
auto priv = reinterpret_cast<encoder_instance*>(data);
|
|
if (priv) {
|
|
uint64_t version = static_cast<uint64_t>(obs_data_get_int(settings, S_VERSION));
|
|
priv->migrate(settings, version);
|
|
obs_data_set_int(settings, S_VERSION, static_cast<int64_t>(STREAMFX_VERSION));
|
|
obs_data_set_string(settings, S_COMMIT, STREAMFX_COMMIT);
|
|
return priv->update(settings);
|
|
}
|
|
return false;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return false;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return false;
|
|
}
|
|
|
|
static bool _encode(void* data, struct encoder_frame* frame, struct encoder_packet* packet,
|
|
bool* received_packet) noexcept
|
|
try {
|
|
if (data)
|
|
return reinterpret_cast<encoder_instance*>(data)->encode_video(frame, packet, received_packet);
|
|
return false;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return false;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return false;
|
|
}
|
|
|
|
static bool _encode_texture(void* data, uint32_t handle, int64_t pts, uint64_t lock_key, uint64_t* next_key,
|
|
struct encoder_packet* packet, bool* received_packet) noexcept
|
|
try {
|
|
if (data)
|
|
return reinterpret_cast<encoder_instance*>(data)->encode_video(handle, pts, lock_key, next_key, packet,
|
|
received_packet);
|
|
return false;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return false;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return false;
|
|
}
|
|
|
|
static size_t _get_frame_size(void* data) noexcept
|
|
try {
|
|
if (data)
|
|
return reinterpret_cast<encoder_instance*>(data)->get_frame_size();
|
|
return 0;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return 0;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return 0;
|
|
}
|
|
|
|
static bool _get_extra_data(void* data, uint8_t** extra_data, size_t* size) noexcept
|
|
try {
|
|
if (data)
|
|
return reinterpret_cast<encoder_instance*>(data)->get_extra_data(extra_data, size);
|
|
return false;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return false;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return false;
|
|
}
|
|
|
|
static bool _get_sei_data(void* data, uint8_t** sei_data, size_t* size) noexcept
|
|
try {
|
|
if (data)
|
|
return reinterpret_cast<encoder_instance*>(data)->get_sei_data(sei_data, size);
|
|
return false;
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
return false;
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
return false;
|
|
}
|
|
|
|
static void _get_audio_info(void* data, struct audio_convert_info* info) noexcept
|
|
try {
|
|
if (data)
|
|
reinterpret_cast<encoder_instance*>(data)->get_audio_info(info);
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
}
|
|
|
|
static void _get_video_info(void* data, struct video_scale_info* info) noexcept
|
|
try {
|
|
if (data)
|
|
reinterpret_cast<encoder_instance*>(data)->get_video_info(info);
|
|
} catch (const std::exception& ex) {
|
|
DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
|
|
} catch (...) {
|
|
DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
|
|
}
|
|
|
|
public:
|
|
virtual const char* get_name()
|
|
{
|
|
return "Not Yet Implemented";
|
|
}
|
|
|
|
virtual void* create(obs_data_t* settings, obs_encoder_t* encoder, bool is_hw)
|
|
{
|
|
return reinterpret_cast<void*>(new instance_t(settings, encoder, is_hw));
|
|
}
|
|
|
|
virtual void get_defaults2(obs_data_t* data) {}
|
|
|
|
virtual obs_properties_t* get_properties2(instance_t* data)
|
|
{
|
|
return nullptr;
|
|
}
|
|
};
|
|
|
|
} // namespace streamfx::obs
|