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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/***************************************************************************
recording.h
MAME AVI/MNG video recording routines.
***************************************************************************/
#pragma once
#ifndef __EMU_H__
#error Dont include this file directly; include emu.h instead.
#endif
#ifndef MAME_EMU_RECORDING_H
#define MAME_EMU_RECORDING_H
#include <memory>
#include "attotime.h"
#include "palette.h"
class screen_device;
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> movie_recording
class movie_recording
{
public:
// movie format options
enum class format
{
MNG,
AVI
};
typedef std::unique_ptr<movie_recording> ptr;
// dtor
virtual ~movie_recording();
// accessors
screen_device *screen() { return m_screen; }
attotime frame_period() { return m_frame_period; }
void set_next_frame_time(attotime time) { m_next_frame_time = time; }
attotime next_frame_time() const { return m_next_frame_time; }
// methods
bool append_video_frame(bitmap_rgb32 &bitmap, attotime curtime);
// virtuals
virtual bool add_sound_to_recording(const s16 *sound, int numsamples) = 0;
// statics
static movie_recording::ptr create(running_machine &machine, screen_device *screen, format fmt, std::unique_ptr<emu_file> &&file, bitmap_rgb32 &snap_bitmap);
static const char *format_file_extension(format fmt);
protected:
// ctor
movie_recording(screen_device *screen);
movie_recording(const movie_recording &) = delete;
movie_recording(movie_recording &&) = delete;
// virtuals
virtual bool append_single_video_frame(bitmap_rgb32 &bitmap, const rgb_t *palette, int palette_entries) = 0;
// accessors
int current_frame() const { return m_frame; }
void set_frame_period(attotime time) { m_frame_period = time; }
private:
screen_device * m_screen; // screen associated with this movie (can be nullptr)
attotime m_frame_period; // duration of movie frame
attotime m_next_frame_time; // time of next frame
int m_frame; // current movie frame number
};
#endif // MAME_EMU_RECORDING_H
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