mplayer_novideo_0.21.c

自己移植的linux下的流媒体播放器原代码,支持mms协议,支持ftp和http协议.

#endif
  }
  mp_msg(MSGT_CPLAYER,MSGL_FATAL,"\n" MSGTR_IntBySignal,x,
      current_module?current_module:mp_gettext("unknown")
  );
  if(sig_count<=1)
  switch(x){
  case SIGINT:
  case SIGQUIT:
  case SIGTERM:
  case SIGKILL:
      break;  // killed from keyboard (^C) or killed [-9]
  case SIGILL:
#ifdef RUNTIME_CPUDETECT
      mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_Exit_SIGILL_RTCpuSel);
#else
      mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_Exit_SIGILL);
#endif
  case SIGFPE:
  case SIGSEGV:
      mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_Exit_SIGSEGV_SIGFPE);
  default:
      mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_Exit_SIGCRASH);

  }
  exit_player(NULL);
}

//extern void write_avi_header_1(FILE *f,int fcc,float fps,int width,int height);

extern void mp_input_register_options(m_config_t* cfg);

#include "mixer.h"
mixer_t mixer;
/// step size of mixer changes
int volstep = 3;

#include "cfg-mplayer.h"

void parse_cfgfiles( m_config_t* conf )
{
char *conffile;
int conffile_fd;
if (m_config_parse_config_file(conf, MPLAYER_CONFDIR "/mplayer.conf") < 0)
  exit_player(NULL);
if ((conffile = get_path("")) == NULL) {
  mp_msg(MSGT_CPLAYER,MSGL_WARN,MSGTR_NoHomeDir);
} else {
#ifdef __MINGW32__
  mkdir(conffile);
#else
  mkdir(conffile, 0777);
#endif
  free(conffile);
  if ((conffile = get_path("config")) == NULL) {
    mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_GetpathProblem);
  } else {
    if ((conffile_fd = open(conffile, O_CREAT | O_EXCL | O_WRONLY, 0666)) != -1) {
      mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_CreatingCfgFile, conffile);
      write(conffile_fd, default_config, strlen(default_config));
      close(conffile_fd);
    }
    if (m_config_parse_config_file(conf, conffile) < 0)
      exit_player(NULL);
    free(conffile);
  }
}
}

void load_per_file_config (m_config_t* conf, const char *const file)
{
    char *confpath;
    char cfg[strlen(file)+10];
    struct stat st;
    char *name;

    sprintf (cfg, "%s.conf", file);
    
    if (!stat (cfg, &st))
    {
	mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_LoadingConfig, cfg);
	m_config_parse_config_file (conf, cfg);
	return;
    }

    if ((name = strrchr (cfg, '/')) == NULL)
	name = cfg;
    else
	name++;

    if ((confpath = get_path (name)) != NULL)
    {
	if (!stat (confpath, &st))
	{
	    mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_LoadingConfig, confpath);
	    m_config_parse_config_file (conf, confpath);
	}

	free (confpath);
    }
}

// When libmpdemux perform a blocking operation (network connection or cache filling)
// if the operation fail we use this function to check if it was interrupted by the user.
// The function return a new value for eof.
static int libmpdemux_was_interrupted(int eof) {
  mp_cmd_t* cmd;
  if((cmd = mp_input_get_cmd(0,0,0)) != NULL) {
       switch(cmd->id) {
       case MP_CMD_QUIT:
	 exit_player_with_rc(MSGTR_Exit_quit, (cmd->nargs > 0)? cmd->args[0].v.i : 0);
       case MP_CMD_PLAY_TREE_STEP: {
	 eof = (cmd->args[0].v.i > 0) ? PT_NEXT_ENTRY : PT_PREV_ENTRY;
       } break;
       case MP_CMD_PLAY_TREE_UP_STEP: {
	 eof = (cmd->args[0].v.i > 0) ? PT_UP_NEXT : PT_UP_PREV;
       } break;	  
       case MP_CMD_PLAY_ALT_SRC_STEP: {
	 eof = (cmd->args[0].v.i > 0) ?  PT_NEXT_SRC : PT_PREV_SRC;
       } break;
       }
       mp_cmd_free(cmd);
  }
  return eof;
}

#define mp_basename2(s) (strrchr(s,'/')==NULL?(char*)s:(strrchr(s,'/')+1))
#define mp_basename(s) (strrchr(s,'\\')==NULL?(mp_basename2(s)):(strrchr(s,'\\')+1))

int playtree_add_playlist(play_tree_t* entry)
{
  play_tree_add_bpf(entry,filename);



  if(!entry) {      
    entry = playtree_iter->tree;
    if(play_tree_iter_step(playtree_iter,1,0) != PLAY_TREE_ITER_ENTRY) {
        return PT_NEXT_ENTRY;
    }
    if(playtree_iter->tree == entry ) { // Loop with a single file
      if(play_tree_iter_up_step(playtree_iter,1,0) != PLAY_TREE_ITER_ENTRY) {
	return PT_NEXT_ENTRY;
      }
    }
    play_tree_remove(entry,1,1);
    return PT_NEXT_SRC;
  }
  play_tree_insert_entry(playtree_iter->tree,entry);
  play_tree_set_params_from(entry,playtree_iter->tree);
  entry = playtree_iter->tree;
  if(play_tree_iter_step(playtree_iter,1,0) != PLAY_TREE_ITER_ENTRY) {
    return PT_NEXT_ENTRY;
  }      
  play_tree_remove(entry,1,1);
  return PT_NEXT_SRC;
}

static int play_tree_step = 1;

int sub_source()
{
    int source = -1;
    int top = -1;
    int i;
    for (i = 0; i < SUB_SOURCES; i++) {
        int j = global_sub_indices[i];
        if ((j >= 0) && (j > top) && (global_sub_pos >= j)) {
            source = i;
            top = j;
        }
    }
    return source;
}



/*
 * In Mac OS X the SDL-lib is built upon Cocoa. The easiest way to
 * make it all work is to use the builtin SDL-bootstrap code, which 
 * will be done automatically by replacing our main() if we include SDL.h.
 */


/**
 * \brief append a formatted string
 * \param buf buffer to print into
 * \param pos position of terminating 0 in buf
 * \param len maximum number of characters in buf, not including terminating 0
 * \param format printf format string
 */
static void saddf(char *buf, unsigned *pos, int len, const char *format, ...)
{
  va_list va;
  va_start(va, format);
  *pos += vsnprintf(&buf[*pos], len - *pos, format, va);
  va_end(va);
  if (*pos >= len ) {
    buf[len] = 0;
    *pos = len;
  }
}

/**
 * \brief print the status line
 * \param a_pos audio position
 * \param a_v A-V desynchronization
 * \param corr amount out A-V synchronization
 */
static void print_status(float a_pos, float a_v, float corr)
{
  int width;
  char *line;
  unsigned pos = 0;
  get_screen_size();
  if (screen_width > 0)
    width = screen_width;
  else
  width = 80;
#ifdef WIN32
  // windows command line is broken (MinGW's rxvt works though, but we
  // should not depend on that).
  width--;
#endif
  line = malloc(width + 1); // one additional for terminating null
  
  // Audio time
  if (sh_audio) {
    saddf(line, &pos, width, "A:%6.1f ", a_pos);
    if (!sh_video) {
      // convert time to HH:MM:SS.F format
      long tenths = 10 * a_pos;
      int f1 = tenths % 10;
      int ss = (tenths /  10) % 60;
      int mm = (tenths / 600) % 60;
      int hh = (tenths / 36000) % 100;
      saddf(line, &pos, width, "(");
      if (hh > 0)
        saddf(line, &pos, width, "%2d:", hh);
      if (hh > 0 || mm > 0)
        saddf(line, &pos, width, "%02d:", mm);
      saddf(line, &pos, width, "%02d.", ss);
      saddf(line, &pos, width, "%1d", f1);
      saddf(line, &pos, width, ") ");
    }
  }

  // Video time
  if (sh_video)
    saddf(line, &pos, width, "V:%6.1f ", sh_video->pts);

  // A-V sync
  if (sh_audio && sh_video)
    saddf(line, &pos, width, "A-V:%7.3f ct:%7.3f ", a_v, corr);

  // Video stats
  if (sh_video)
    saddf(line, &pos, width, "%3d/%3d ",
      (int)sh_video->num_frames,
      (int)sh_video->num_frames_decoded);

  // CPU usage
  if (sh_video) {
    if (sh_video->timer > 0.5)
      saddf(line, &pos, width, "%2d%% %2d%% %4.1f%% ",
        (int)(100.0*video_time_usage*playback_speed/(double)sh_video->timer),
        (int)(100.0*vout_time_usage*playback_speed/(double)sh_video->timer),
        (100.0*audio_time_usage*playback_speed/(double)sh_video->timer));
    else
      saddf(line, &pos, width, "??%% ??%% ??,?%% ");
  } else if (sh_audio) {
    if (sh_audio->delay > 0.5)
      saddf(line, &pos, width, "%4.1f%% ",
        100.0*audio_time_usage/(double)sh_audio->delay);
    else
      saddf(line, &pos, width, "??,?%% ");
  }

  // VO stats
  if (sh_video) 
    saddf(line, &pos, width, "%d %d ", drop_frame_cnt, output_quality);

#ifdef USE_STREAM_CACHE
  // cache stats
  if (stream_cache_size > 0)
    saddf(line, &pos, width, "%d%% ", cache_fill_status);
#endif

  // other
  if (playback_speed != 1)
    saddf(line, &pos, width, "%4.2fx ", playback_speed);

  // end
  memset(&line[pos], ' ', width - pos);
  line[width] = 0;
  mp_msg(MSGT_AVSYNC, MSGL_STATUS, "%s\r", line);
  free(line);
}

/**
 * \brief build a chain of audio filters that converts the input format
 * to the ao's format, taking into account the current playback_speed.
 * \param sh_audio describes the requested input format of the chain.
 * \param ao_data describes the requested output format of the chain.
 */
static int build_afilter_chain(sh_audio_t *sh_audio, ao_data_t *ao_data)
{
  int new_srate;
  int result;
  if (!sh_audio)
  {

    mixer.afilter = NULL;
    return 0;
  }
  new_srate = sh_audio->samplerate * playback_speed;
  if (new_srate != ao_data->samplerate) {
    // limits are taken from libaf/af_resample.c
    if (new_srate < 8000)
      new_srate = 8000;
    if (new_srate > 192000)
      new_srate = 192000;
    playback_speed = (float)new_srate / (float)sh_audio->samplerate;
  }
  result =  init_audio_filters(sh_audio, new_srate,
           sh_audio->channels, sh_audio->sample_format,
           ao_data->samplerate, ao_data->channels, ao_data->format,
           ao_data->outburst * 4, ao_data->buffersize);
  mixer.afilter = sh_audio->afilter;

  return result;
}



int main(int argc,char* argv[]){


char * mem_ptr;

static demux_stream_t *d_audio=NULL;
static demux_stream_t *d_video=NULL;
static demux_stream_t *d_dvdsub=NULL;

int file_format=DEMUXER_TYPE_UNKNOWN;

int delay_corrected=1;

// movie info:

int osd_function=OSD_PLAY;
int osd_last_pts=-303;
int osd_show_av_delay = 0;
int osd_show_text = 0;
int osd_show_speed = 0;
int osd_show_sub_delay = 0;
int osd_show_sub_pos = 0;
int osd_show_sub_visibility = 0;
int osd_show_sub_alignment = 0;
int osd_show_vobsub_changed = 0;
int osd_show_sub_changed = 0;
int osd_show_percentage = 0;
int osd_show_tv_channel = 25;
int osd_show_ontop = 0;
int osd_show_rootwin = 0;
int osd_show_framedropping = 0;

int rtc_fd=-1;

//float a_frame=0;    // Audio

int i;
char *tmp;

int gui_no_filename=0;


  srand((int) time(NULL)); 

  mp_msg_init();
  mp_msg_set_level(MSGL_STATUS);

  mp_msg(MSGT_CPLAYER,MSGL_INFO, "MPlayer " VERSION " (C) 2000-2005 MPlayer Team\n");
  /* Test for cpu capabilities (and corresponding OS support) for optimizing */
  GetCpuCaps(&gCpuCaps);
#if defined(ARCH_X86) || defined(ARCH_X86_64)
  mp_msg(MSGT_CPLAYER,MSGL_INFO,"CPUflags:  MMX: %d MMX2: %d 3DNow: %d 3DNow2: %d SSE: %d SSE2: %d\n",
      gCpuCaps.hasMMX,gCpuCaps.hasMMX2,
      gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
      gCpuCaps.hasSSE, gCpuCaps.hasSSE2);
#ifdef RUNTIME_CPUDETECT
  mp_msg(MSGT_CPLAYER,MSGL_INFO, MSGTR_CompiledWithRuntimeDetection);
#else
  mp_msg(MSGT_CPLAYER,MSGL_INFO, MSGTR_CompiledWithCPUExtensions);
#ifdef HAVE_MMX
  mp_msg(MSGT_CPLAYER,MSGL_INFO," MMX");
#endif
#ifdef HAVE_MMX2
  mp_msg(MSGT_CPLAYER,MSGL_INFO," MMX2");
#endif
#ifdef HAVE_3DNOW
  mp_msg(MSGT_CPLAYER,MSGL_INFO," 3DNow");
#endif
#ifdef HAVE_3DNOWEX
  mp_msg(MSGT_CPLAYER,MSGL_INFO," 3DNowEx");
#endif
#ifdef HAVE_SSE
  mp_msg(MSGT_CPLAYER,MSGL_INFO," SSE");
#endif
#ifdef HAVE_SSE2
  mp_msg(MSGT_CPLAYER,MSGL_INFO," SSE2");
#endif
  mp_msg(MSGT_CPLAYER,MSGL_INFO,"\n\n");
#endif
#endif

#if defined(WIN32) && defined(USE_WIN32DLL)
{  /*make our codec dirs available for LoadLibraryA()*/
  char tmppath[MAX_PATH*2 + 1];
  char win32path[MAX_PATH];
  char realpath[MAX_PATH];
#ifdef __CYGWIN__
  cygwin_conv_to_full_win32_path(WIN32_PATH,win32path);
  strcpy(tmppath,win32path);
#ifdef USE_REALCODECS
  cygwin_conv_to_full_win32_path(REALCODEC_PATH,realpath);
  sprintf(tmppath,"%s;%s",win32path,realpath);
#endif /*USE_REALCODECS*/
#else
  if(!strstr(WIN32_PATH,":")){
    GetModuleFileNameA(NULL, win32path, MAX_PATH);
    strcpy(win32path + strlen(win32path) - strlen("mplayer.exe"), WIN32_PATH);
  }
  else strcpy(win32path,WIN32_PATH);
  strcpy(tmppath,win32path);
#ifdef USE_REALCODECS
  if(!strstr(REALCODEC_PATH,":")){
    GetModuleFileNameA(NULL, realpath, MAX_PATH);
    strcpy(realpath + strlen(realpath) - strlen("mplayer.exe"), REALCODEC_PATH);
  }
  else strcpy(realpath,REALCODEC_PATH);
  sprintf(tmppath,"%s;%s",win32path,realpath);
#endif /*USE_REALCODECS*/
#endif /*__CYGWIN__*/
  SetEnvironmentVariableA("PATH", tmppath);
}
#endif /*WIN32 && USE_WIN32DLL*/

if ( argv[0] )
    mconfig = m_config_new();
    m_config_register_options(mconfig,mplayer_opts);
    // TODO : add something to let modules register their options
    mp_input_register_options(mconfig);
    parse_cfgfiles(mconfig);

    playtree = m_config_parse_mp_command_line(mconfig, argc, argv);
    if(playtree == NULL)
      exit_player(NULL);

    playtree = play_tree_cleanup(playtree);
    if(playtree) {
      playtree_iter = play_tree_iter_new(playtree,mconfig);
      if(playtree_iter) {  
	if(play_tree_iter_step(playtree_iter,0,0) != PLAY_TREE_ITER_ENTRY) {
	  play_tree_iter_free(playtree_iter);
	  playtree_iter = NULL;
	}
	filename = play_tree_iter_get_file(playtree_iter,1);
      }
    }
	
#ifdef WIN32
	if(proc_priority){
		int i;
        	for(i=0; priority_presets_defs[i].name; i++){
        		if(strcasecmp(priority_presets_defs[i].name, proc_priority) == 0)
				break;
		}
		mp_msg(MSGT_CPLAYER,MSGL_STATUS,"Setting process priority: %s\n",
				priority_presets_defs[i].name);
		SetPriorityClass(GetCurrentProcess(), priority_presets_defs[i].prio);
	}
#endif	

    if(use_gui){
      mp_msg(MSGT_CPLAYER,MSGL_WARN,MSGTR_NoGui);
      use_gui=0;
    }


    if(audio_driver_list && strcmp(audio_driver_list[0],"help")==0){
      list_audio_out();
      exit_player_with_rc(NULL, 0);
    }

// check codec.conf
if(!codecs_file || !parse_codec_cfg(codecs_file)){
  if(!parse_codec_cfg(mem_ptr=get_path("codecs.conf"))){
    if(!parse_codec_cfg(MPLAYER_CONFDIR "/codecs.conf")){
      if(!parse_codec_cfg(NULL)){
	mp_msg(MSGT_CPLAYER,MSGL_HINT,MSGTR_CopyCodecsConf);
        exit_player_with_rc(NULL, 0);
      }
      mp_msg(MSGT_CPLAYER,MSGL_V,MSGTR_BuiltinCodecsConf);
    }
  }
  free( mem_ptr ); // release the buffer created by get_path()
}


    if(audio_codec_list && strcmp(audio_codec_list[0],"help")==0){
      mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_AvailableAudioCodecs);
      list_codecs(1);
      mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
      exit_player_with_rc(NULL, 0);