mirror of
https://github.com/libretro/snes9x.git
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536 lines
15 KiB
C++
536 lines
15 KiB
C++
/***********************************************************************************
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
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Jerremy Koot (jkoot@snes9x.com)
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(c) Copyright 2002 - 2004 Matthew Kendora
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(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
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(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
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(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
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(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
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Kris Bleakley (codeviolation@hotmail.com)
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(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
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Nach (n-a-c-h@users.sourceforge.net),
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(c) Copyright 2002 - 2011 zones (kasumitokoduck@yahoo.com)
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(c) Copyright 2006 - 2007 nitsuja
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(c) Copyright 2009 - 2016 BearOso,
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OV2
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(c) Copyright 2011 - 2016 Hans-Kristian Arntzen,
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Daniel De Matteis
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(Under no circumstances will commercial rights be given)
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BS-X C emulator code
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(c) Copyright 2005 - 2006 Dreamer Nom,
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zones
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C4 x86 assembler and some C emulation code
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(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
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Nach,
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zsKnight (zsknight@zsnes.com)
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C4 C++ code
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(c) Copyright 2003 - 2006 Brad Jorsch,
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Nach
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DSP-1 emulator code
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(c) Copyright 1998 - 2006 _Demo_,
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Andreas Naive (andreasnaive@gmail.com),
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Gary Henderson,
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Ivar (ivar@snes9x.com),
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John Weidman,
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Kris Bleakley,
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Matthew Kendora,
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Nach,
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neviksti (neviksti@hotmail.com)
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DSP-2 emulator code
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(c) Copyright 2003 John Weidman,
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Kris Bleakley,
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Lord Nightmare (lord_nightmare@users.sourceforge.net),
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Matthew Kendora,
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neviksti
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DSP-3 emulator code
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(c) Copyright 2003 - 2006 John Weidman,
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Kris Bleakley,
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Lancer,
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z80 gaiden
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DSP-4 emulator code
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(c) Copyright 2004 - 2006 Dreamer Nom,
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John Weidman,
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Kris Bleakley,
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Nach,
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z80 gaiden
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OBC1 emulator code
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(c) Copyright 2001 - 2004 zsKnight,
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pagefault (pagefault@zsnes.com),
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Kris Bleakley
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Ported from x86 assembler to C by sanmaiwashi
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SPC7110 and RTC C++ emulator code used in 1.39-1.51
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(c) Copyright 2002 Matthew Kendora with research by
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zsKnight,
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John Weidman,
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Dark Force
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SPC7110 and RTC C++ emulator code used in 1.52+
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(c) Copyright 2009 byuu,
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neviksti
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S-DD1 C emulator code
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(c) Copyright 2003 Brad Jorsch with research by
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Andreas Naive,
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John Weidman
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S-RTC C emulator code
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(c) Copyright 2001 - 2006 byuu,
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John Weidman
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ST010 C++ emulator code
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(c) Copyright 2003 Feather,
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John Weidman,
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Kris Bleakley,
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Matthew Kendora
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Super FX x86 assembler emulator code
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(c) Copyright 1998 - 2003 _Demo_,
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pagefault,
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zsKnight
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Super FX C emulator code
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(c) Copyright 1997 - 1999 Ivar,
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Gary Henderson,
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John Weidman
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Sound emulator code used in 1.5-1.51
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(c) Copyright 1998 - 2003 Brad Martin
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(c) Copyright 1998 - 2006 Charles Bilyue'
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Sound emulator code used in 1.52+
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(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
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S-SMP emulator code used in 1.54+
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(c) Copyright 2016 byuu
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SH assembler code partly based on x86 assembler code
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(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
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2xSaI filter
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(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
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HQ2x, HQ3x, HQ4x filters
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(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
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NTSC filter
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(c) Copyright 2006 - 2007 Shay Green
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GTK+ GUI code
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(c) Copyright 2004 - 2016 BearOso
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Win32 GUI code
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(c) Copyright 2003 - 2006 blip,
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funkyass,
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Matthew Kendora,
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Nach,
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nitsuja
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(c) Copyright 2009 - 2016 OV2
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Mac OS GUI code
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(c) Copyright 1998 - 2001 John Stiles
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(c) Copyright 2001 - 2011 zones
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Libretro port
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(c) Copyright 2011 - 2016 Hans-Kristian Arntzen,
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Daniel De Matteis
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(Under no circumstances will commercial rights be given)
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Specific ports contains the works of other authors. See headers in
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individual files.
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Snes9x homepage: http://www.snes9x.com/
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Permission to use, copy, modify and/or distribute Snes9x in both binary
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and source form, for non-commercial purposes, is hereby granted without
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fee, providing that this license information and copyright notice appear
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with all copies and any derived work.
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This software is provided 'as-is', without any express or implied
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warranty. In no event shall the authors be held liable for any damages
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arising from the use of this software or it's derivatives.
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Snes9x is freeware for PERSONAL USE only. Commercial users should
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seek permission of the copyright holders first. Commercial use includes,
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but is not limited to, charging money for Snes9x or software derived from
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Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
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using Snes9x as a promotion for your commercial product.
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The copyright holders request that bug fixes and improvements to the code
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should be forwarded to them so everyone can benefit from the modifications
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in future versions.
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Super NES and Super Nintendo Entertainment System are trademarks of
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Nintendo Co., Limited and its subsidiary companies.
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***********************************************************************************/
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/*
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Win32 AVI Output module
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(c) 2004 blip
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*/
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#include <windows.h>
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#include <vfw.h>
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#include "wsnes9x.h" // for GUI.hWnd
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#include "AVIOutput.h"
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#define VIDEO_STREAM 0
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#define AUDIO_STREAM 1
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struct AVIFile
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{
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bool valid;
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int fps;
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int frameskip;
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bool video_added;
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BITMAPINFOHEADER bitmap_format;
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bool sound_added;
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WAVEFORMATEX wave_format;
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AVISTREAMINFO avi_video_header;
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AVISTREAMINFO avi_sound_header;
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PAVIFILE avi_file;
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PAVISTREAM streams[2];
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PAVISTREAM compressed_streams[2];
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AVICOMPRESSOPTIONS compress_options[2];
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AVICOMPRESSOPTIONS* compress_options_ptr[2];
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int video_frames;
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int sound_samples;
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long tBytes, ByteBuffer;
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};
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static TCHAR saved_cur_avi_fnameandext[MAX_PATH];
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static TCHAR saved_avi_fname[MAX_PATH];
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static TCHAR saved_avi_ext[MAX_PATH];
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static int avi_segnum=0;
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static struct AVIFile saved_avi_info;
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static int use_prev_options=0;
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static bool truncate_existing(const TCHAR* filename)
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{
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// this is only here because AVIFileOpen doesn't seem to do it for us
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FILE* fd = _tfopen(filename, TEXT("wb"));
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if(fd)
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{
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fclose(fd);
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return true;
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}
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return false;
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}
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static void clean_up(AVIFile* _avi)
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{
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AVIFile& avi = *_avi;
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if(avi.sound_added)
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{
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if(avi.compressed_streams[AUDIO_STREAM])
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{
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AVIStreamClose(avi.compressed_streams[AUDIO_STREAM]);
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avi.compressed_streams[AUDIO_STREAM] = NULL;
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avi.streams[AUDIO_STREAM] = NULL; // compressed_streams[AUDIO_STREAM] is just a copy of streams[AUDIO_STREAM]
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}
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}
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if(avi.video_added)
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{
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if(avi.compressed_streams[VIDEO_STREAM])
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{
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AVIStreamClose(avi.compressed_streams[VIDEO_STREAM]);
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avi.compressed_streams[VIDEO_STREAM] = NULL;
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}
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if(avi.streams[VIDEO_STREAM])
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{
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AVIStreamClose(avi.streams[VIDEO_STREAM]);
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avi.streams[VIDEO_STREAM] = NULL;
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}
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}
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if(avi.avi_file)
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{
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AVIFileClose(avi.avi_file);
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avi.avi_file = NULL;
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}
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}
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#ifdef __cplusplus
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extern "C" {
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#endif
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void AVICreate(struct AVIFile** avi_out)
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{
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*avi_out = new AVIFile;
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memset(*avi_out, 0, sizeof(AVIFile));
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AVIFileInit();
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}
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void AVIClose(struct AVIFile** avi_out)
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{
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if(*avi_out)
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{
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clean_up(*avi_out);
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delete *avi_out;
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}
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*avi_out = NULL;
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AVIFileExit();
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}
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void AVISetFramerate(const int fps, const int frameskip, struct AVIFile* avi_out)
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{
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avi_out->fps = fps;
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avi_out->frameskip = frameskip;
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}
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void AVISetVideoFormat(const BITMAPINFOHEADER* bitmap_format, struct AVIFile* avi_out)
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{
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memcpy(&(avi_out->bitmap_format), bitmap_format, sizeof(BITMAPINFOHEADER));
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avi_out->video_added = true;
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}
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void AVISetSoundFormat(const WAVEFORMATEX* wave_format, struct AVIFile* avi_out)
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{
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memcpy(&(avi_out->wave_format), wave_format, sizeof(WAVEFORMATEX));
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avi_out->sound_added = true;
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}
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int AVIBegin(const TCHAR* filename, struct AVIFile* _avi_out)
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{
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AVIFile& avi = *_avi_out;
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int result = 0;
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do
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{
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if(!avi.video_added)
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break;
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if(!truncate_existing(filename))
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break;
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// open the file
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if(FAILED(AVIFileOpen(&avi.avi_file, filename, OF_CREATE | OF_WRITE, NULL)))
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break;
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// create the video stream
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memset(&avi.avi_video_header, 0, sizeof(AVISTREAMINFO));
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avi.avi_video_header.fccType = streamtypeVIDEO;
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avi.avi_video_header.dwScale = avi.frameskip;
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avi.avi_video_header.dwRate = avi.fps;
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avi.avi_video_header.dwSuggestedBufferSize = avi.bitmap_format.biSizeImage;
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if(FAILED(AVIFileCreateStream(avi.avi_file, &avi.streams[VIDEO_STREAM], &avi.avi_video_header)))
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break;
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if(use_prev_options)
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{
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avi.compress_options[VIDEO_STREAM] = saved_avi_info.compress_options[VIDEO_STREAM];
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avi.compress_options_ptr[VIDEO_STREAM] = &avi.compress_options[0];
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}
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else
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{
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// get compression options
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memset(&avi.compress_options[VIDEO_STREAM], 0, sizeof(AVICOMPRESSOPTIONS));
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avi.compress_options_ptr[VIDEO_STREAM] = &avi.compress_options[0];
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if(!AVISaveOptions(GUI.hWnd, 0, 1, &avi.streams[VIDEO_STREAM], &avi.compress_options_ptr[VIDEO_STREAM]))
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break;
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}
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// create compressed stream
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if(FAILED(AVIMakeCompressedStream(&avi.compressed_streams[VIDEO_STREAM], avi.streams[VIDEO_STREAM], &avi.compress_options[VIDEO_STREAM], NULL)))
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break;
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// set the stream format
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if(FAILED(AVIStreamSetFormat(avi.compressed_streams[VIDEO_STREAM], 0, (void*)&avi.bitmap_format, avi.bitmap_format.biSize)))
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break;
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// add sound (if requested)
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if(avi.sound_added)
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{
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// create the audio stream
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memset(&avi.avi_sound_header, 0, sizeof(AVISTREAMINFO));
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avi.avi_sound_header.fccType = streamtypeAUDIO;
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avi.avi_sound_header.dwQuality = (DWORD)-1;
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avi.avi_sound_header.dwScale = avi.wave_format.nBlockAlign;
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avi.avi_sound_header.dwRate = avi.wave_format.nAvgBytesPerSec;
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avi.avi_sound_header.dwSampleSize = avi.wave_format.nBlockAlign;
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avi.avi_sound_header.dwInitialFrames = 1;
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if(FAILED(AVIFileCreateStream(avi.avi_file, &avi.streams[AUDIO_STREAM], &avi.avi_sound_header)))
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break;
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// AVISaveOptions doesn't seem to work for audio streams
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// so here we just copy the pointer for the compressed stream
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avi.compressed_streams[AUDIO_STREAM] = avi.streams[AUDIO_STREAM];
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// set the stream format
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if(FAILED(AVIStreamSetFormat(avi.compressed_streams[AUDIO_STREAM], 0, (void*)&avi.wave_format, sizeof(WAVEFORMATEX))))
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break;
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}
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// initialize counters
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avi.video_frames = 0;
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avi.sound_samples = 0;
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avi.tBytes = 0;
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avi.ByteBuffer = 0;
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lstrcpyn(saved_cur_avi_fnameandext,filename,MAX_PATH);
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lstrcpyn(saved_avi_fname,filename,MAX_PATH);
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TCHAR* dot = _tcsrchr(saved_avi_fname, TEXT('.'));
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if(dot && dot > _tcsrchr(saved_avi_fname, TEXT('/')) && dot > _tcsrchr(saved_avi_fname, TEXT('\\')))
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{
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lstrcpy(saved_avi_ext,dot);
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dot[0]=TEXT('\0');
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}
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// success
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result = 1;
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avi.valid = true;
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} while(false);
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if(!result)
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{
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clean_up(&avi);
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avi.valid = false;
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}
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return result;
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}
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int AVIGetVideoFormat(const struct AVIFile* avi_out, const BITMAPINFOHEADER** ppFormat)
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{
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if(!avi_out->valid ||
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!avi_out->video_added)
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{
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if(ppFormat)
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{
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*ppFormat = NULL;
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}
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return 0;
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}
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if(ppFormat)
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{
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*ppFormat = &avi_out->bitmap_format;
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}
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return 1;
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}
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int AVIGetSoundFormat(const struct AVIFile* avi_out, const WAVEFORMATEX** ppFormat)
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{
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if(!avi_out->valid ||
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!avi_out->sound_added)
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{
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if(ppFormat)
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{
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*ppFormat = NULL;
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}
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return 0;
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}
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if(ppFormat)
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{
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*ppFormat = &avi_out->wave_format;
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}
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return 1;
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}
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static int AVINextSegment(struct AVIFile* avi_out)
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{
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TCHAR avi_fname[MAX_PATH];
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lstrcpy(avi_fname,saved_avi_fname);
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TCHAR avi_fname_temp[MAX_PATH];
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_stprintf(avi_fname_temp, TEXT("%s_part%d%s"), avi_fname, avi_segnum+2, saved_avi_ext);
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saved_avi_info=*avi_out;
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use_prev_options=1;
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avi_segnum++;
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clean_up(avi_out);
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int ret = AVIBegin(avi_fname_temp, avi_out);
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use_prev_options=0;
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lstrcpy(saved_avi_fname,avi_fname);
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return ret;
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}
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void AVIAddVideoFrame(void* bitmap_data, struct AVIFile* avi_out)
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{
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if(!avi_out->valid ||
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!avi_out->video_added)
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{
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return;
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}
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if(FAILED(AVIStreamWrite(avi_out->compressed_streams[VIDEO_STREAM],
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avi_out->video_frames,
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1,
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bitmap_data,
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avi_out->bitmap_format.biSizeImage,
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AVIIF_KEYFRAME, NULL, &avi_out->ByteBuffer)))
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{
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avi_out->valid = false;
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return;
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}
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avi_out->video_frames++;
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avi_out->tBytes += avi_out->ByteBuffer;
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// segment / split AVI when it's almost 2 GB (2000MB, to be precise)
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if(!(avi_out->video_frames % 60) && avi_out->tBytes > 2097152000)
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AVINextSegment(avi_out);
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}
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void AVIAddSoundSamples(void* sound_data, const int num_samples, struct AVIFile* avi_out)
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{
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if(!avi_out->valid ||
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!avi_out->sound_added)
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{
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return;
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}
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int data_length = num_samples * avi_out->wave_format.nBlockAlign;
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if(FAILED(AVIStreamWrite(avi_out->compressed_streams[AUDIO_STREAM],
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avi_out->sound_samples,
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num_samples,
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sound_data,
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data_length,
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0, NULL, &avi_out->ByteBuffer)))
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{
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avi_out->valid = false;
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return;
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}
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avi_out->sound_samples += num_samples;
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avi_out->tBytes += avi_out->ByteBuffer;
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}
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#ifdef __cplusplus
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}
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#endif
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