Implement support for Color Spaces

source/obs/gs/gs-rendertarget.cpp

@@ -1,21 +1,22 @@
-/*
- * Modern effects for a modern Streamer
- * Copyright (C) 2017 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
- */
+// Copyright (c) 2017-2022 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 "gs-rendertarget.hpp"
 #include "obs/gs/gs-helper.hpp"
@@ -46,6 +47,12 @@ streamfx::obs::gs::rendertarget_op streamfx::obs::gs::rendertarget::render(uint3
 	return {this, width, height};
 }
 
+streamfx::obs::gs::rendertarget_op streamfx::obs::gs::rendertarget::render(uint32_t width, uint32_t height,
+																		   gs_color_space cs)
+{
+	return {this, width, height, cs};
+}
+
 gs_texture_t* streamfx::obs::gs::rendertarget::get_object()
 {
 	auto          gctx = streamfx::obs::gs::context();
@@ -100,6 +107,23 @@ streamfx::obs::gs::rendertarget_op::rendertarget_op(streamfx::obs::gs::rendertar
 	parent->_is_being_rendered = true;
 }
 
+streamfx::obs::gs::rendertarget_op::rendertarget_op(streamfx::obs::gs::rendertarget* rt, uint32_t width,
+													uint32_t height, gs_color_space cs)
+	: parent(rt)
+{
+	if (parent == nullptr)
+		throw std::invalid_argument("rt");
+	if (parent->_is_being_rendered)
+		throw std::logic_error("Can't start rendering to the same render target twice.");
+
+	auto gctx = streamfx::obs::gs::context();
+	gs_texrender_reset(parent->_render_target);
+	if (!gs_texrender_begin_with_color_space(parent->_render_target, width, height, cs)) {
+		throw std::runtime_error("Failed to begin rendering to render target.");
+	}
+	parent->_is_being_rendered = true;
+}
+
 streamfx::obs::gs::rendertarget_op::rendertarget_op(streamfx::obs::gs::rendertarget_op&& r) noexcept
 {
 	this->parent = r.parent;

source/obs/gs/gs-rendertarget.hpp

@@ -1,21 +1,22 @@
-/*
- * Modern effects for a modern Streamer
- * Copyright (C) 2017 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
- */
+// Copyright (c) 2017-2022 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.
 
 #pragma once
 #include "common.hpp"
@@ -54,6 +55,8 @@ namespace streamfx::obs::gs {
 		gs_zstencil_format get_zstencil_format();
 
 		streamfx::obs::gs::rendertarget_op render(uint32_t width, uint32_t height);
+
+		streamfx::obs::gs::rendertarget_op render(uint32_t width, uint32_t height, gs_color_space cs);
 	};
 
 	class rendertarget_op {
@@ -64,6 +67,8 @@ namespace streamfx::obs::gs {
 
 		rendertarget_op(streamfx::obs::gs::rendertarget* rt, uint32_t width, uint32_t height);
 
+		rendertarget_op(streamfx::obs::gs::rendertarget* rt, uint32_t width, uint32_t height, gs_color_space cs);
+
 		// Move Constructor
 		rendertarget_op(streamfx::obs::gs::rendertarget_op&&) noexcept;
 

source/obs/obs-source-factory.cpp

@@ -1,20 +1,21 @@
-/*
- * Modern effects for a modern Streamer
- * Copyright (C) 2018 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
- */
+// Copyright (c) 2018 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 "obs-source-factory.hpp"

source/obs/obs-source-factory.hpp

@@ -1,21 +1,22 @@
-/*
- * Modern effects for a modern Streamer
- * Copyright (C) 2018 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
- */
+// Copyright (c) 2018-2022 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.
 
 #pragma once
 #include "common.hpp"
@@ -223,6 +224,30 @@ namespace streamfx::obs {
 		}
 
 		public /* Instance > Video */:
+		void support_color_space(bool v)
+		{
+			if (v) {
+				_info.video_get_color_space = _video_get_color_space;
+			} else {
+				_info.video_get_color_space = nullptr;
+			}
+		}
+
+		static gs_color_space _video_get_color_space(void* data, size_t count, const gs_color_space* preferred_spaces)
+		{
+			try {
+				if (data)
+					return reinterpret_cast<_instance*>(data)->video_get_color_space(count, preferred_spaces);
+				return GS_CS_SRGB;
+			} catch (const std::exception& ex) {
+				DLOG_ERROR("Unexpected exception in function '%s': %s.", __FUNCTION_NAME__, ex.what());
+				return GS_CS_SRGB;
+			} catch (...) {
+				DLOG_ERROR("Unexpected exception in function '%s'.", __FUNCTION_NAME__);
+				return GS_CS_SRGB;
+			}
+		}
+
 		static void _video_tick(void* data, float seconds) noexcept
 		{
 			try {
@@ -839,6 +864,11 @@ namespace streamfx::obs {
 		virtual void filter_remove(obs_source_t* source) {}
 
 		public /* Instance > Video */:
+		virtual gs_color_space video_get_color_space(size_t count, const gs_color_space* preferred_spaces)
+		{
+			return GS_CS_SRGB;
+		}
+
 		virtual void video_tick(float_t seconds) {}
 
 		virtual void video_render(gs_effect_t* effect) {}