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// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
/*********************************************************************
avivideo.h
Image device for AVI video.
*********************************************************************/
#ifndef MAME_DEVICES_IMAGEDEV_AVIVIDEO_H
#define MAME_DEVICES_IMAGEDEV_AVIVIDEO_H
#pragma once
#include "bitmap.h"
#include "aviio.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
// ======================> avivideo_image_device
class avivideo_image_device : public device_t, public device_image_interface
{
public:
// construction/destruction
avivideo_image_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
virtual ~avivideo_image_device();
// image-level overrides
virtual image_init_result call_load() override;
virtual void call_unload() override;
virtual bool is_readable() const noexcept override { return true; }
virtual bool is_writeable() const noexcept override { return false; }
virtual bool is_creatable() const noexcept override { return false; }
virtual bool is_reset_on_load() const noexcept override { return false; }
virtual const char *file_extensions() const noexcept override { return "avi"; }
virtual const char *image_type_name() const noexcept override { return "vidfile"; }
virtual const char *image_brief_type_name() const noexcept override { return "vid"; }
bitmap_argb32 &get_frame() { return *m_frame; }
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
TIMER_CALLBACK_MEMBER(frame_timer);
private:
bitmap_argb32 *m_frame;
avi_file::ptr m_avi;
emu_timer *m_frame_timer;
uint32_t m_frame_count;
uint32_t m_frame_num;
};
// device type definition
DECLARE_DEVICE_TYPE(IMAGE_AVIVIDEO, avivideo_image_device)
#endif // MAME_DEVICES_IMAGEDEV_AVIVIDEO_H
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