// 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 iodevice_t image_type() const noexcept override { return IO_VIDEO; } 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 must_be_loaded() 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"; } bitmap_argb32 &get_frame() { return *m_frame; } protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; private: static constexpr device_timer_id TIMER_FRAME = 0; 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