Initial code (pre-GitHub)

Contains: - ffmpeg object wrappers - base encoder class - Apply ProRes encoder (prores_aw) - OBS plugin structure
2018-11-13 19:04:13 +01:00
parent e1d41695a2
commit ec75fe23fe
24 changed files with 2515 additions and 0 deletions
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+// FFMPEG Video Encoder Integration for OBS Studio
+// Copyright (C) 2018 - 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
+
+#ifndef OBS_FFMPEG_FFMPEG_SWSCALE
+#define OBS_FFMPEG_FFMPEG_SWSCALE
+#pragma once
+
+#include <cinttypes>
+#include <utility>
+
+extern "C" {
+#include <libavutil/pixfmt.h>
+#include <libswscale/swscale.h>
+}
+
+namespace ffmpeg {
+	class swscale {
+		std::pair<uint32_t, uint32_t> source_size;
+		AVPixelFormat                 source_format     = AV_PIX_FMT_NONE;
+		bool                          source_full_range = false;
+		AVColorSpace                  source_colorspace = AVCOL_SPC_UNSPECIFIED;
+
+		std::pair<uint32_t, uint32_t> target_size;
+		AVPixelFormat                 target_format     = AV_PIX_FMT_NONE;
+		bool                          target_full_range = false;
+		AVColorSpace                  target_colorspace = AVCOL_SPC_UNSPECIFIED;
+
+		SwsContext* context = nullptr;
+
+		public:
+		swscale();
+		~swscale();
+
+		void                          set_source_size(uint32_t width, uint32_t height);
+		void                          get_source_size(uint32_t& width, uint32_t& height);
+		std::pair<uint32_t, uint32_t> get_source_size();
+		uint32_t                      get_source_width();
+		uint32_t                      get_source_height();
+		void                          set_source_format(AVPixelFormat format);
+		AVPixelFormat                 get_source_format();
+		void                          set_source_color(bool full_range, AVColorSpace space);
+		void                          set_source_colorspace(AVColorSpace space);
+		AVColorSpace                  get_source_colorspace();
+		void                          set_source_full_range(bool full_range);
+		bool                          is_source_full_range();
+
+		void                          set_target_size(uint32_t width, uint32_t height);
+		void                          get_target_size(uint32_t& width, uint32_t& height);
+		std::pair<uint32_t, uint32_t> get_target_size();
+		uint32_t                      get_target_width();
+		uint32_t                      get_target_height();
+		void                          set_target_format(AVPixelFormat format);
+		AVPixelFormat                 get_target_format();
+		void                          set_target_color(bool full_range, AVColorSpace space);
+		void                          set_target_colorspace(AVColorSpace space);
+		AVColorSpace                  get_target_colorspace();
+		void                          set_target_full_range(bool full_range);
+		bool                          is_target_full_range();
+
+		bool initialize(int flags);
+		bool finalize();
+
+		int32_t convert(const uint8_t* const source_data[], const int source_stride[], int32_t source_row,
+		                int32_t source_rows, uint8_t* const target_data[], const int target_stride[]);
+	};
+} // namespace ffmpeg
+
+#endif OBS_FFMPEG_FFMPEG_SWSCALE