2006-03-20 17:12:09 +00:00
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/* $Id: mveplay.c,v 1.1.1.1 2006/03/17 19:59:48 zicodxx Exp $ */
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#ifdef HAVE_CONFIG_H
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#include <conf.h>
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#endif
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//#define DEBUG
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#include <string.h>
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#ifdef _WIN32
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# include <windows.h>
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#else
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# include <errno.h>
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# include <time.h>
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# include <fcntl.h>
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# ifdef macintosh
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# include <types.h>
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# include <OSUtils.h>
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# else
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# include <sys/time.h>
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# include <sys/types.h>
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# include <sys/stat.h>
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# include <unistd.h>
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# endif // macintosh
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#endif // _WIN32
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#if defined(AUDIO)
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2007-04-09 02:41:45 +00:00
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#include <SDL/SDL.h>
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2007-10-15 13:26:45 +00:00
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#ifdef USE_SDLMIXER
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2007-10-11 13:23:00 +00:00
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#include <SDL/SDL_mixer.h>
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2007-10-15 13:26:45 +00:00
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#endif
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2007-10-11 13:23:00 +00:00
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#include "digi.h"
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2006-03-20 17:12:09 +00:00
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#endif
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#include "mvelib.h"
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#include "mve_audio.h"
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#include "decoders.h"
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#include "libmve.h"
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2007-10-11 13:23:00 +00:00
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#include "args.h"
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2008-04-06 20:23:28 +00:00
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#include "console.h"
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2006-03-20 17:12:09 +00:00
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#define MVE_OPCODE_ENDOFSTREAM 0x00
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#define MVE_OPCODE_ENDOFCHUNK 0x01
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#define MVE_OPCODE_CREATETIMER 0x02
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#define MVE_OPCODE_INITAUDIOBUFFERS 0x03
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#define MVE_OPCODE_STARTSTOPAUDIO 0x04
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#define MVE_OPCODE_INITVIDEOBUFFERS 0x05
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#define MVE_OPCODE_DISPLAYVIDEO 0x07
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#define MVE_OPCODE_AUDIOFRAMEDATA 0x08
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#define MVE_OPCODE_AUDIOFRAMESILENCE 0x09
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#define MVE_OPCODE_INITVIDEOMODE 0x0A
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#define MVE_OPCODE_SETPALETTE 0x0C
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#define MVE_OPCODE_SETPALETTECOMPRESSED 0x0D
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#define MVE_OPCODE_SETDECODINGMAP 0x0F
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#define MVE_OPCODE_VIDEODATA 0x11
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#define MVE_AUDIO_FLAGS_STEREO 1
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#define MVE_AUDIO_FLAGS_16BIT 2
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#define MVE_AUDIO_FLAGS_COMPRESSED 4
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int g_spdFactorNum=0;
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static int g_spdFactorDenom=10;
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static int g_frameUpdated = 0;
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static short get_short(unsigned char *data)
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{
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short value;
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value = data[0] | (data[1] << 8);
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return value;
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}
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static unsigned short get_ushort(unsigned char *data)
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{
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unsigned short value;
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value = data[0] | (data[1] << 8);
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return value;
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}
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static int get_int(unsigned char *data)
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{
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int value;
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value = data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
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return value;
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}
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static unsigned int unhandled_chunks[32*256];
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static int default_seg_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
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{
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unhandled_chunks[major<<8|minor]++;
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2008-04-06 20:23:28 +00:00
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//con_printf(CON_CRITICAL, "unknown chunk type %02x/%02x\n", major, minor);
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2006-03-20 17:12:09 +00:00
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return 1;
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}
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/*************************
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* general handlers
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*************************/
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static int end_movie_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
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{
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return 0;
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}
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/*************************
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* timer handlers
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*************************/
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2008-04-19 19:11:32 +00:00
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#if !defined(HAVE_STRUCT_TIMEVAL) || !HAVE_STRUCT_TIMEVAL
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2006-03-20 17:12:09 +00:00
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struct timeval
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{
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long tv_sec;
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long tv_usec;
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};
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#endif
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/*
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* timer variables
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*/
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static int timer_created = 0;
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static int micro_frame_delay=0;
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static int timer_started=0;
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static struct timeval timer_expire = {0, 0};
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#if !defined(HAVE_STRUCT_TIMESPEC) || !HAVE_STRUCT_TIMESPEC
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struct timespec
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{
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long int tv_sec; /* Seconds. */
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long int tv_nsec; /* Nanoseconds. */
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};
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#endif
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#if defined(_WIN32) || defined(macintosh)
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int gettimeofday(struct timeval *tv, void *tz)
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{
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static int counter = 0;
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#ifdef _WIN32
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DWORD now = GetTickCount();
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#else
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long now = TickCount();
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#endif
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counter++;
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tv->tv_sec = now / 1000;
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tv->tv_usec = (now % 1000) * 1000 + counter;
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return 0;
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}
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#endif // defined(_WIN32) || defined(macintosh)
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static int create_timer_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
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{
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#if !defined(_WIN32) && !defined(macintosh) // FIXME
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__extension__ long long temp;
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#else
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long temp;
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#endif
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if (timer_created)
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return 1;
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else
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timer_created = 1;
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micro_frame_delay = get_int(data) * (int)get_short(data+4);
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if (g_spdFactorNum != 0)
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{
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temp = micro_frame_delay;
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temp *= g_spdFactorNum;
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temp /= g_spdFactorDenom;
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micro_frame_delay = (int)temp;
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}
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return 1;
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}
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static void timer_stop(void)
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{
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timer_expire.tv_sec = 0;
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timer_expire.tv_usec = 0;
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timer_started = 0;
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}
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static void timer_start(void)
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{
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int nsec=0;
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gettimeofday(&timer_expire, NULL);
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timer_expire.tv_usec += micro_frame_delay;
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if (timer_expire.tv_usec > 1000000)
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{
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nsec = timer_expire.tv_usec / 1000000;
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timer_expire.tv_sec += nsec;
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timer_expire.tv_usec -= nsec*1000000;
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}
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timer_started=1;
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}
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static void do_timer_wait(void)
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{
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int nsec=0;
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struct timespec ts;
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struct timeval tv;
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if (! timer_started)
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return;
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gettimeofday(&tv, NULL);
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if (tv.tv_sec > timer_expire.tv_sec)
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goto end;
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else if (tv.tv_sec == timer_expire.tv_sec && tv.tv_usec >= timer_expire.tv_usec)
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goto end;
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ts.tv_sec = timer_expire.tv_sec - tv.tv_sec;
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ts.tv_nsec = 1000 * (timer_expire.tv_usec - tv.tv_usec);
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if (ts.tv_nsec < 0)
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{
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ts.tv_nsec += 1000000000UL;
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--ts.tv_sec;
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}
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#ifdef _WIN32
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Sleep(ts.tv_sec * 1000 + ts.tv_nsec / 1000000);
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#elif defined(macintosh)
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Delay(ts.tv_sec * 1000 + ts.tv_nsec / 1000000, NULL);
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#else
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if (nanosleep(&ts, NULL) == -1 && errno == EINTR)
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exit(1);
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#endif
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end:
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timer_expire.tv_usec += micro_frame_delay;
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if (timer_expire.tv_usec > 1000000)
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{
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nsec = timer_expire.tv_usec / 1000000;
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timer_expire.tv_sec += nsec;
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timer_expire.tv_usec -= nsec*1000000;
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}
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}
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/*************************
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* audio handlers
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*************************/
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#ifdef AUDIO
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#define TOTAL_AUDIO_BUFFERS 64
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static int audiobuf_created = 0;
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static void mve_audio_callback(void *userdata, unsigned char *stream, int len);
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static short *mve_audio_buffers[TOTAL_AUDIO_BUFFERS];
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static int mve_audio_buflens[TOTAL_AUDIO_BUFFERS];
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static int mve_audio_curbuf_curpos=0;
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static int mve_audio_bufhead=0;
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static int mve_audio_buftail=0;
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static int mve_audio_playing=0;
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static int mve_audio_canplay=0;
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static int mve_audio_compressed=0;
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static int mve_audio_enabled = 1;
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static SDL_AudioSpec *mve_audio_spec=NULL;
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static void mve_audio_callback(void *userdata, unsigned char *stream, int len)
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{
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int total=0;
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int length;
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if (mve_audio_bufhead == mve_audio_buftail)
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return /* 0 */;
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2008-04-06 20:23:28 +00:00
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//con_printf(CON_CRITICAL, "+ <%d (%d), %d, %d>\n", mve_audio_bufhead, mve_audio_curbuf_curpos, mve_audio_buftail, len);
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2006-03-20 17:12:09 +00:00
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while (mve_audio_bufhead != mve_audio_buftail /* while we have more buffers */
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&& len > (mve_audio_buflens[mve_audio_bufhead]-mve_audio_curbuf_curpos)) /* and while we need more data */
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{
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length = mve_audio_buflens[mve_audio_bufhead]-mve_audio_curbuf_curpos;
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memcpy(stream, /* cur output position */
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((unsigned char *)mve_audio_buffers[mve_audio_bufhead])+mve_audio_curbuf_curpos, /* cur input position */
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length); /* cur input length */
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total += length;
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stream += length; /* advance output */
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len -= length; /* decrement avail ospace */
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mve_free(mve_audio_buffers[mve_audio_bufhead]); /* free the buffer */
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mve_audio_buffers[mve_audio_bufhead]=NULL; /* free the buffer */
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mve_audio_buflens[mve_audio_bufhead]=0; /* free the buffer */
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if (++mve_audio_bufhead == TOTAL_AUDIO_BUFFERS) /* next buffer */
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mve_audio_bufhead = 0;
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mve_audio_curbuf_curpos = 0;
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}
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2008-04-06 20:23:28 +00:00
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//con_printf(CON_CRITICAL, "= <%d (%d), %d, %d>: %d\n", mve_audio_bufhead, mve_audio_curbuf_curpos, mve_audio_buftail, len, total);
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2006-03-20 17:12:09 +00:00
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/* return total; */
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if (len != 0 /* ospace remaining */
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&& mve_audio_bufhead != mve_audio_buftail) /* buffers remaining */
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{
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memcpy(stream, /* dest */
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((unsigned char *)mve_audio_buffers[mve_audio_bufhead]) + mve_audio_curbuf_curpos, /* src */
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len); /* length */
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mve_audio_curbuf_curpos += len; /* advance input */
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stream += len; /* advance output (unnecessary) */
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len -= len; /* advance output (unnecessary) */
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if (mve_audio_curbuf_curpos >= mve_audio_buflens[mve_audio_bufhead]) /* if this ends the current chunk */
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{
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mve_free(mve_audio_buffers[mve_audio_bufhead]); /* free buffer */
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mve_audio_buffers[mve_audio_bufhead]=NULL;
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mve_audio_buflens[mve_audio_bufhead]=0;
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if (++mve_audio_bufhead == TOTAL_AUDIO_BUFFERS) /* next buffer */
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mve_audio_bufhead = 0;
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mve_audio_curbuf_curpos = 0;
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}
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}
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2008-04-06 20:23:28 +00:00
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//con_printf(CON_CRITICAL, "- <%d (%d), %d, %d>\n", mve_audio_bufhead, mve_audio_curbuf_curpos, mve_audio_buftail, len);
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2006-03-20 17:12:09 +00:00
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}
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#endif
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static int create_audiobuf_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
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{
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#ifdef AUDIO
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int flags;
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int sample_rate;
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int desired_buffer;
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int stereo;
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int bitsize;
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int compressed;
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int format;
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if (!mve_audio_enabled)
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return 1;
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if (audiobuf_created)
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return 1;
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else
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audiobuf_created = 1;
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flags = get_ushort(data + 2);
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sample_rate = get_ushort(data + 4);
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desired_buffer = get_int(data + 6);
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stereo = (flags & MVE_AUDIO_FLAGS_STEREO) ? 1 : 0;
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bitsize = (flags & MVE_AUDIO_FLAGS_16BIT) ? 1 : 0;
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if (minor > 0) {
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compressed = flags & MVE_AUDIO_FLAGS_COMPRESSED ? 1 : 0;
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} else {
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compressed = 0;
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}
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mve_audio_compressed = compressed;
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if (bitsize == 1) {
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#ifdef WORDS_BIGENDIAN
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format = AUDIO_S16MSB;
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|
#else
|
|
|
|
format = AUDIO_S16LSB;
|
|
|
|
#endif
|
|
|
|
} else {
|
|
|
|
format = AUDIO_U8;
|
|
|
|
}
|
|
|
|
|
2007-10-12 20:09:26 +00:00
|
|
|
if (!GameArg.SndSdlMixer) {
|
2008-04-06 20:23:28 +00:00
|
|
|
con_printf(CON_CRITICAL, "creating audio buffers:\n");
|
|
|
|
con_printf(CON_CRITICAL, "sample rate = %d, stereo = %d, bitsize = %d, compressed = %d\n",
|
2007-10-12 20:09:26 +00:00
|
|
|
sample_rate, stereo, bitsize ? 16 : 8, compressed);
|
|
|
|
}
|
2006-03-20 17:12:09 +00:00
|
|
|
|
|
|
|
mve_audio_spec = (SDL_AudioSpec *)mve_alloc(sizeof(SDL_AudioSpec));
|
|
|
|
mve_audio_spec->freq = sample_rate;
|
|
|
|
mve_audio_spec->format = format;
|
|
|
|
mve_audio_spec->channels = (stereo) ? 2 : 1;
|
|
|
|
mve_audio_spec->samples = 4096;
|
|
|
|
mve_audio_spec->callback = mve_audio_callback;
|
|
|
|
mve_audio_spec->userdata = NULL;
|
2007-10-11 13:23:00 +00:00
|
|
|
|
|
|
|
// MD2211: if using SDL_Mixer, we never reinit the sound system
|
|
|
|
if (!GameArg.SndSdlMixer) {
|
|
|
|
if (SDL_OpenAudio(mve_audio_spec, NULL) >= 0) {
|
2008-04-06 20:23:28 +00:00
|
|
|
con_printf(CON_CRITICAL, " success\n");
|
2007-10-11 13:23:00 +00:00
|
|
|
mve_audio_canplay = 1;
|
|
|
|
}
|
|
|
|
else {
|
2008-04-06 20:23:28 +00:00
|
|
|
con_printf(CON_CRITICAL, " failure : %s\n", SDL_GetError());
|
2007-10-11 13:23:00 +00:00
|
|
|
mve_audio_canplay = 0;
|
|
|
|
}
|
2006-03-20 17:12:09 +00:00
|
|
|
}
|
2007-10-11 13:23:00 +00:00
|
|
|
|
|
|
|
#ifdef USE_SDLMIXER
|
|
|
|
else {
|
|
|
|
// MD2211: using the same old SDL audio callback as a postmixer in SDL_mixer
|
|
|
|
Mix_SetPostMix(mve_audio_spec->callback, mve_audio_spec->userdata);
|
|
|
|
mve_audio_canplay = 1;
|
2006-03-20 17:12:09 +00:00
|
|
|
}
|
2007-10-11 13:23:00 +00:00
|
|
|
#endif
|
2006-03-20 17:12:09 +00:00
|
|
|
|
|
|
|
memset(mve_audio_buffers, 0, sizeof(mve_audio_buffers));
|
|
|
|
memset(mve_audio_buflens, 0, sizeof(mve_audio_buflens));
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int play_audio_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
#ifdef AUDIO
|
|
|
|
if (mve_audio_canplay && !mve_audio_playing && mve_audio_bufhead != mve_audio_buftail)
|
|
|
|
{
|
2007-10-11 13:23:00 +00:00
|
|
|
if (!GameArg.SndSdlMixer)
|
|
|
|
SDL_PauseAudio(0);
|
|
|
|
#ifdef USE_SDLMIXER
|
|
|
|
else
|
|
|
|
Mix_Pause(0);
|
|
|
|
#endif
|
2006-03-20 17:12:09 +00:00
|
|
|
mve_audio_playing = 1;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int audio_data_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
#ifdef AUDIO
|
2007-10-11 13:23:00 +00:00
|
|
|
|
2007-10-15 13:26:45 +00:00
|
|
|
#ifdef USE_SDLMIXER
|
2007-10-11 13:23:00 +00:00
|
|
|
// MD2211: for audio conversion
|
|
|
|
SDL_AudioCVT cvt;
|
|
|
|
int clen;
|
|
|
|
int out_freq;
|
|
|
|
Uint16 out_format;
|
|
|
|
int out_channels;
|
|
|
|
// end MD2211
|
2007-10-15 13:26:45 +00:00
|
|
|
#endif
|
2007-10-11 13:23:00 +00:00
|
|
|
|
2006-03-20 17:12:09 +00:00
|
|
|
static const int selected_chan=1;
|
|
|
|
int chan;
|
|
|
|
int nsamp;
|
|
|
|
if (mve_audio_canplay)
|
|
|
|
{
|
|
|
|
if (mve_audio_playing)
|
|
|
|
SDL_LockAudio();
|
|
|
|
|
|
|
|
chan = get_ushort(data + 2);
|
|
|
|
nsamp = get_ushort(data + 4);
|
|
|
|
if (chan & selected_chan)
|
|
|
|
{
|
|
|
|
/* HACK: +4 mveaudio_uncompress adds 4 more bytes */
|
|
|
|
if (major == MVE_OPCODE_AUDIOFRAMEDATA) {
|
|
|
|
if (mve_audio_compressed) {
|
|
|
|
nsamp += 4;
|
|
|
|
|
|
|
|
mve_audio_buflens[mve_audio_buftail] = nsamp;
|
|
|
|
mve_audio_buffers[mve_audio_buftail] = (short *)mve_alloc(nsamp);
|
|
|
|
mveaudio_uncompress(mve_audio_buffers[mve_audio_buftail], data, -1); /* XXX */
|
|
|
|
} else {
|
|
|
|
nsamp -= 8;
|
|
|
|
data += 8;
|
|
|
|
|
|
|
|
mve_audio_buflens[mve_audio_buftail] = nsamp;
|
|
|
|
mve_audio_buffers[mve_audio_buftail] = (short *)mve_alloc(nsamp);
|
|
|
|
memcpy(mve_audio_buffers[mve_audio_buftail], data, nsamp);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
mve_audio_buflens[mve_audio_buftail] = nsamp;
|
|
|
|
mve_audio_buffers[mve_audio_buftail] = (short *)mve_alloc(nsamp);
|
|
|
|
|
|
|
|
memset(mve_audio_buffers[mve_audio_buftail], 0, nsamp); /* XXX */
|
|
|
|
}
|
|
|
|
|
2007-10-11 13:23:00 +00:00
|
|
|
// MD2211: the following block does on-the-fly audio conversion for SDL_mixer
|
|
|
|
#ifdef USE_SDLMIXER
|
|
|
|
if (GameArg.SndSdlMixer) {
|
|
|
|
// build converter: in = MVE format, out = SDL_mixer output
|
|
|
|
Mix_QuerySpec(&out_freq, &out_format, &out_channels); // get current output settings
|
|
|
|
|
|
|
|
SDL_BuildAudioCVT(&cvt, mve_audio_spec->format, mve_audio_spec->channels, mve_audio_spec->freq,
|
|
|
|
out_format, out_channels, out_freq);
|
|
|
|
|
|
|
|
clen = nsamp * cvt.len_mult;
|
|
|
|
cvt.buf = malloc(clen);
|
|
|
|
cvt.len = nsamp;
|
|
|
|
|
|
|
|
// read the audio buffer into the conversion buffer
|
|
|
|
memcpy(cvt.buf, mve_audio_buffers[mve_audio_buftail], nsamp);
|
|
|
|
|
|
|
|
// do the conversion
|
2008-04-06 20:23:28 +00:00
|
|
|
if (SDL_ConvertAudio(&cvt)) con_printf(CON_DEBUG,"audio conversion failed!\n");
|
2007-10-11 13:23:00 +00:00
|
|
|
|
|
|
|
// copy back to the audio buffer
|
|
|
|
mve_free(mve_audio_buffers[mve_audio_buftail]); // free the old audio buffer
|
|
|
|
mve_audio_buflens[mve_audio_buftail] = clen;
|
|
|
|
mve_audio_buffers[mve_audio_buftail] = (short *)mve_alloc(clen);
|
|
|
|
memcpy(mve_audio_buffers[mve_audio_buftail], cvt.buf, clen);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2006-03-20 17:12:09 +00:00
|
|
|
if (++mve_audio_buftail == TOTAL_AUDIO_BUFFERS)
|
|
|
|
mve_audio_buftail = 0;
|
|
|
|
|
|
|
|
if (mve_audio_buftail == mve_audio_bufhead)
|
2008-04-06 20:23:28 +00:00
|
|
|
con_printf(CON_CRITICAL, "d'oh! buffer ring overrun (%d)\n", mve_audio_bufhead);
|
2006-03-20 17:12:09 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if (mve_audio_playing)
|
|
|
|
SDL_UnlockAudio();
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*************************
|
|
|
|
* video handlers
|
|
|
|
*************************/
|
|
|
|
|
|
|
|
static int videobuf_created = 0;
|
|
|
|
static int video_initialized = 0;
|
|
|
|
int g_width, g_height;
|
|
|
|
void *g_vBuffers = NULL, *g_vBackBuf1, *g_vBackBuf2;
|
|
|
|
|
|
|
|
static int g_destX, g_destY;
|
|
|
|
static int g_screenWidth, g_screenHeight;
|
|
|
|
static unsigned char *g_pCurMap=NULL;
|
|
|
|
static int g_nMapLength=0;
|
|
|
|
static int g_truecolor;
|
|
|
|
|
|
|
|
static int create_videobuf_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
short w, h;
|
|
|
|
short count, truecolor;
|
|
|
|
|
|
|
|
if (videobuf_created)
|
|
|
|
return 1;
|
|
|
|
else
|
|
|
|
videobuf_created = 1;
|
|
|
|
|
|
|
|
w = get_short(data);
|
|
|
|
h = get_short(data+2);
|
|
|
|
|
|
|
|
if (minor > 0) {
|
|
|
|
count = get_short(data+4);
|
|
|
|
} else {
|
|
|
|
count = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (minor > 1) {
|
|
|
|
truecolor = get_short(data+6);
|
|
|
|
} else {
|
|
|
|
truecolor = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
g_width = w << 3;
|
|
|
|
g_height = h << 3;
|
|
|
|
|
|
|
|
/* TODO: * 4 causes crashes on some files */
|
|
|
|
/* only malloc once */
|
|
|
|
if (g_vBuffers == NULL)
|
|
|
|
g_vBackBuf1 = g_vBuffers = mve_alloc(g_width * g_height * 8);
|
|
|
|
if (truecolor) {
|
|
|
|
g_vBackBuf2 = (unsigned short *)g_vBackBuf1 + (g_width * g_height);
|
|
|
|
} else {
|
|
|
|
g_vBackBuf2 = (unsigned char *)g_vBackBuf1 + (g_width * g_height);
|
|
|
|
}
|
|
|
|
|
|
|
|
memset(g_vBackBuf1, 0, g_width * g_height * 4);
|
|
|
|
|
|
|
|
#ifdef DEBUG
|
2008-04-06 20:23:28 +00:00
|
|
|
con_printf(CON_CRITICAL, "DEBUG: w,h=%d,%d count=%d, tc=%d\n", w, h, count, truecolor);
|
2006-03-20 17:12:09 +00:00
|
|
|
#endif
|
|
|
|
|
|
|
|
g_truecolor = truecolor;
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int display_video_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
if (g_destX == -1) // center it
|
|
|
|
g_destX = (g_screenWidth - g_width) >> 1;
|
|
|
|
if (g_destY == -1) // center it
|
|
|
|
g_destY = (g_screenHeight - g_height) >> 1;
|
|
|
|
|
|
|
|
mve_showframe(g_vBackBuf1, g_width, g_height, 0, 0,
|
|
|
|
g_width, g_height, g_destX, g_destY);
|
|
|
|
|
|
|
|
g_frameUpdated = 1;
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int init_video_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
short width, height;
|
|
|
|
|
|
|
|
if (video_initialized)
|
|
|
|
return 1; /* maybe we actually need to change width/height here? */
|
|
|
|
else
|
|
|
|
video_initialized = 1;
|
|
|
|
|
|
|
|
width = get_short(data);
|
|
|
|
height = get_short(data+2);
|
|
|
|
g_screenWidth = width;
|
|
|
|
g_screenHeight = height;
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int video_palette_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
short start, count;
|
|
|
|
unsigned char *p;
|
|
|
|
|
|
|
|
start = get_short(data);
|
|
|
|
count = get_short(data+2);
|
|
|
|
|
|
|
|
p = data + 4;
|
|
|
|
|
|
|
|
mve_setpalette(p - 3*start, start, count);
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int video_codemap_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
g_pCurMap = data;
|
|
|
|
g_nMapLength = len;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int video_data_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
short nFrameHot, nFrameCold;
|
|
|
|
short nXoffset, nYoffset;
|
|
|
|
short nXsize, nYsize;
|
|
|
|
unsigned short nFlags;
|
|
|
|
unsigned char *temp;
|
|
|
|
|
|
|
|
nFrameHot = get_short(data);
|
|
|
|
nFrameCold = get_short(data+2);
|
|
|
|
nXoffset = get_short(data+4);
|
|
|
|
nYoffset = get_short(data+6);
|
|
|
|
nXsize = get_short(data+8);
|
|
|
|
nYsize = get_short(data+10);
|
|
|
|
nFlags = get_ushort(data+12);
|
|
|
|
|
|
|
|
if (nFlags & 1)
|
|
|
|
{
|
|
|
|
temp = (unsigned char *)g_vBackBuf1;
|
|
|
|
g_vBackBuf1 = g_vBackBuf2;
|
|
|
|
g_vBackBuf2 = temp;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* convert the frame */
|
|
|
|
if (g_truecolor) {
|
|
|
|
decodeFrame16((unsigned char *)g_vBackBuf1, g_pCurMap, g_nMapLength, data+14, len-14);
|
|
|
|
} else {
|
|
|
|
decodeFrame8(g_vBackBuf1, g_pCurMap, g_nMapLength, data+14, len-14);
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int end_chunk_handler(unsigned char major, unsigned char minor, unsigned char *data, int len, void *context)
|
|
|
|
{
|
|
|
|
g_pCurMap=NULL;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static MVESTREAM *mve = NULL;
|
|
|
|
|
|
|
|
void MVE_ioCallbacks(mve_cb_Read io_read)
|
|
|
|
{
|
|
|
|
mve_read = io_read;
|
|
|
|
}
|
|
|
|
|
|
|
|
void MVE_memCallbacks(mve_cb_Alloc mem_alloc, mve_cb_Free mem_free)
|
|
|
|
{
|
|
|
|
mve_alloc = mem_alloc;
|
|
|
|
mve_free = mem_free;
|
|
|
|
}
|
|
|
|
|
|
|
|
void MVE_sfCallbacks(mve_cb_ShowFrame showframe)
|
|
|
|
{
|
|
|
|
mve_showframe = showframe;
|
|
|
|
}
|
|
|
|
|
|
|
|
void MVE_palCallbacks(mve_cb_SetPalette setpalette)
|
|
|
|
{
|
|
|
|
mve_setpalette = setpalette;
|
|
|
|
}
|
|
|
|
|
|
|
|
int MVE_rmPrepMovie(void *src, int x, int y, int track)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if (mve) {
|
|
|
|
mve_reset(mve);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
mve = mve_open(src);
|
|
|
|
|
|
|
|
if (!mve)
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
g_destX = x;
|
|
|
|
g_destY = y;
|
|
|
|
|
|
|
|
for (i = 0; i < 32; i++)
|
|
|
|
mve_set_handler(mve, i, default_seg_handler);
|
|
|
|
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_ENDOFSTREAM, end_movie_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_ENDOFCHUNK, end_chunk_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_CREATETIMER, create_timer_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_INITAUDIOBUFFERS, create_audiobuf_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_STARTSTOPAUDIO, play_audio_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_INITVIDEOBUFFERS, create_videobuf_handler);
|
|
|
|
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_DISPLAYVIDEO, display_video_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_AUDIOFRAMEDATA, audio_data_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_AUDIOFRAMESILENCE, audio_data_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_INITVIDEOMODE, init_video_handler);
|
|
|
|
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_SETPALETTE, video_palette_handler);
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_SETPALETTECOMPRESSED, default_seg_handler);
|
|
|
|
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_SETDECODINGMAP, video_codemap_handler);
|
|
|
|
|
|
|
|
mve_set_handler(mve, MVE_OPCODE_VIDEODATA, video_data_handler);
|
|
|
|
|
|
|
|
mve_play_next_chunk(mve); /* video initialization chunk */
|
|
|
|
mve_play_next_chunk(mve); /* audio initialization chunk */
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void MVE_getVideoSpec(MVE_videoSpec *vSpec)
|
|
|
|
{
|
|
|
|
vSpec->screenWidth = g_screenWidth;
|
|
|
|
vSpec->screenHeight = g_screenHeight;
|
|
|
|
vSpec->width = g_width;
|
|
|
|
vSpec->height = g_height;
|
|
|
|
vSpec->truecolor = g_truecolor;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int MVE_rmStepMovie()
|
|
|
|
{
|
|
|
|
static int init_timer=0;
|
|
|
|
int cont=1;
|
|
|
|
|
|
|
|
if (!timer_started)
|
|
|
|
timer_start();
|
|
|
|
|
|
|
|
while (cont && !g_frameUpdated) // make a "step" be a frame, not a chunk...
|
|
|
|
cont = mve_play_next_chunk(mve);
|
|
|
|
g_frameUpdated = 0;
|
|
|
|
|
|
|
|
if (micro_frame_delay && !init_timer) {
|
|
|
|
timer_start();
|
|
|
|
init_timer = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
do_timer_wait();
|
|
|
|
|
|
|
|
if (cont)
|
|
|
|
return 0;
|
|
|
|
else
|
|
|
|
return MVE_ERR_EOF;
|
|
|
|
}
|
|
|
|
|
|
|
|
void MVE_rmEndMovie()
|
|
|
|
{
|
|
|
|
#ifdef AUDIO
|
|
|
|
int i;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
timer_stop();
|
|
|
|
timer_created = 0;
|
|
|
|
|
|
|
|
#ifdef AUDIO
|
|
|
|
if (mve_audio_canplay) {
|
2007-10-11 13:23:00 +00:00
|
|
|
// MD2211: if using SDL_Mixer, we never reinit sound, hence never close it
|
|
|
|
if (!GameArg.SndSdlMixer) {
|
|
|
|
SDL_CloseAudio();
|
|
|
|
}
|
2006-03-20 17:12:09 +00:00
|
|
|
mve_audio_canplay = 0;
|
|
|
|
}
|
|
|
|
for (i = 0; i < TOTAL_AUDIO_BUFFERS; i++)
|
|
|
|
if (mve_audio_buffers[i] != NULL)
|
|
|
|
mve_free(mve_audio_buffers[i]);
|
2007-10-11 13:23:00 +00:00
|
|
|
|
2006-03-20 17:12:09 +00:00
|
|
|
memset(mve_audio_buffers, 0, sizeof(mve_audio_buffers));
|
|
|
|
memset(mve_audio_buflens, 0, sizeof(mve_audio_buflens));
|
2007-10-11 13:23:00 +00:00
|
|
|
|
2006-03-20 17:12:09 +00:00
|
|
|
mve_audio_curbuf_curpos=0;
|
|
|
|
mve_audio_bufhead=0;
|
|
|
|
mve_audio_buftail=0;
|
|
|
|
mve_audio_playing=0;
|
|
|
|
mve_audio_canplay=0;
|
|
|
|
mve_audio_compressed=0;
|
2007-10-11 13:23:00 +00:00
|
|
|
|
2006-03-20 17:12:09 +00:00
|
|
|
if (mve_audio_spec)
|
|
|
|
mve_free(mve_audio_spec);
|
|
|
|
mve_audio_spec=NULL;
|
|
|
|
audiobuf_created = 0;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
mve_free(g_vBuffers);
|
|
|
|
g_vBuffers = NULL;
|
|
|
|
g_pCurMap=NULL;
|
|
|
|
g_nMapLength=0;
|
|
|
|
videobuf_created = 0;
|
|
|
|
video_initialized = 0;
|
|
|
|
|
|
|
|
mve_close(mve);
|
|
|
|
mve = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void MVE_rmHoldMovie()
|
|
|
|
{
|
|
|
|
timer_started = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void MVE_sndInit(int x)
|
|
|
|
{
|
|
|
|
#ifdef AUDIO
|
2007-10-11 13:23:00 +00:00
|
|
|
mve_audio_enabled = (x == -1 ? 0 : 1);
|
2006-03-20 17:12:09 +00:00
|
|
|
#endif
|
|
|
|
}
|