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removed very situational video_man from raii namespace

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rexy712
2019-03-11 17:45:34 -07:00
parent 21500bf41e
commit f62f3ceca5
8 changed files with 312 additions and 289 deletions
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80
include/raii/video_man.hpp
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@@ -1,80 +0,0 @@
/**
This file is a part of rexy's matrix bot
Copyright (C) 2019 rexy712
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef RAII_VIDEO_MAN_HPP
#define RAII_VIDEO_MAN_HPP
#include <memory> //unique_ptr
#include "raii/string.hpp"
//needs to be extern C because quality library writing
extern "C"{
# include <libavcodec/avcodec.h> //AVCodecContext, AVCodec
# include <libavformat/avformat.h> //AVFormatContext
# include <libswscale/swscale.h> //sws_scale
# include <libavutil/imgutils.h> //av_image_alloc
}
namespace raii{
class video_man
{
public:
using context_type = std::unique_ptr<AVCodecContext,void(&)(AVCodecContext*)>;
using frame_type = std::unique_ptr<AVFrame,void(&)(AVFrame*)>;
using packet_type = std::unique_ptr<AVPacket,void(&)(AVPacket*)>;
private:
AVFormatContext* m_vid;
AVCodec* m_codec;
AVCodecContext* m_context;
int m_stream_index = -1;
public:
video_man(const raii::string_base& filename);
video_man(const video_man& v) = delete;
video_man(video_man&& v);
~video_man(void);
int height(void)const;
int width(void)const;
raii::string get_filetype(void)const;
raii::string get_mimetype(void)const;
packet_type create_jpg_thumbnail(void);
AVFormatContext* release(void);
void reset(const raii::string_base& filename);
void reset(void);
operator bool(void)const;
private:
void _init(const raii::string_base& filename);
AVFormatContext* _open_video_file(const raii::string_base& filename);
static AVFrame* _init_frame(int w, int h, int format);
static void _change_color_range(SwsContext* sws_ctx);
static context_type _get_jpeg_context(const AVCodecContext* decoder);
static void _context_deleter(AVCodecContext* ptr);
static void _frame_deleter(AVFrame* ptr);
static void _packet_deleter(AVPacket* ptr);
};
}
#endif