mplayer.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.

  }
  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;

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 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*/

#ifdef USE_TV
  tv_param_immediate = 1;
#endif

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);

#ifdef HAVE_NEW_GUI
    if ( use_gui ) cfg_read();
#endif

    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	
#ifndef HAVE_NEW_GUI
    if(use_gui){
      mp_msg(MSGT_CPLAYER,MSGL_WARN,MSGTR_NoGui);
      use_gui=0;
    }
#else
    if(use_gui && !vo_init()){
      mp_msg(MSGT_CPLAYER,MSGL_WARN,MSGTR_GuiNeedsX);
      use_gui=0;
    }
    if (use_gui && playtree_iter){
      char cwd[PATH_MAX+2];
      // Remove Playtree and Playtree-Iter from memory as its not used by gui
      play_tree_iter_free(playtree_iter);
      playtree_iter=NULL;
      
      if (getcwd(cwd, PATH_MAX) != (char *)NULL)
      {
	  strcat(cwd, "/");
          // Prefix relative paths with current working directory
          play_tree_add_bpf(playtree, cwd);
      }      
      // Import initital playtree into gui
      import_initial_playtree_into_gui(playtree, mconfig, enqueue);
    }
#endif

    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);
    }
    if(audio_fm_list && strcmp(audio_fm_list[0],"help")==0){
      afm_help();
      mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
      exit_player_with_rc(NULL, 0);
    }
    if(af_cfg.list && strcmp(af_cfg.list[0],"help")==0){
      af_help();
      printf("\n");
      exit_player_with_rc(NULL, 0);
    }
#ifdef HAVE_X11
    if(vo_fstype_list && strcmp(vo_fstype_list[0],"help")==0){
      fstype_help();
      mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
      exit_player_with_rc(NULL, 0);
    }
#endif

#ifdef USE_EDL
if (edl_check_mode() == EDL_ERROR && edl_filename)
{
    mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_EdlCantUseBothModes);
    exit_player(NULL);
} else if (edl_filename)
{
    if (edl_records) free_edl(edl_records);
    next_edl_record = edl_records = edl_parse_file();
} else if (edl_output_filename)
{
    if ((edl_fd = fopen(edl_output_filename, "w")) == NULL)
    {
        mp_msg(MSGT_CPLAYER, MSGL_ERR, MSGTR_EdlCantOpenForWrite,
               edl_output_filename);
        exit_player(NULL);
    }
}
#endif

    if(!filename){
      if(!use_gui){
	// no file/vcd/dvd -> show HELP:
	mp_msg(MSGT_CPLAYER, MSGL_INFO, help_text);
        exit_player_with_rc(NULL, 0);
      } else gui_no_filename=1;
    }

    // Many users forget to include command line in bugreports...
    if(verbose>0){
      mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_CommandLine);
      for(i=1;i<argc;i++)mp_msg(MSGT_CPLAYER, MSGL_INFO," '%s'",argv[i]);
      mp_msg(MSGT_CPLAYER, MSGL_INFO, "\n");
    }

    mp_msg_set_level(verbose+MSGL_STATUS);

//------ load global data first ------
// check font
     mp_msg(MSGT_CPLAYER, MSGL_V, "Using %s timing\n",
	     softsleep?"software":timer_name);

#ifdef USE_TERMCAP
  if ( !use_gui ) load_termcap(NULL); // load key-codes
#endif

// ========== Init keyboard FIFO (connection to libvo) ============

// Init input system
current_module = "init_input";
mp_input_init();
#if 0
make_pipe(&keyb_fifo_get,&keyb_fifo_put);

if(keyb_fifo_get > 0)
  mp_input_add_key_fd(keyb_fifo_get,1,NULL,NULL);
#else
  mp_input_add_key_fd(-1,0,mplayer_get_key,NULL);
#endif
if(slave_mode)
#ifndef __MINGW32__
   mp_input_add_cmd_fd(0,1,NULL,NULL);
#else
  mp_input_add_cmd_fd(0,0,mp_input_win32_slave_cmd_func,NULL);
#endif
else if(!noconsolecontrols)
#ifndef HAVE_NO_POSIX_SELECT
  mp_input_add_key_fd(0,1,NULL,NULL);
#else
  mp_input_add_key_fd(0,0,NULL,NULL);
#endif

inited_flags|=INITED_INPUT;
current_module = NULL;

#ifdef HAVE_MENU
 if(use_menu) {
   if(menu_cfg && menu_init(menu_cfg))
     mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_MenuInitialized, menu_cfg);
   else {
     menu_cfg = get_path("menu.conf");
     if(menu_init(menu_cfg))
       mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_MenuInitialized, menu_cfg);
     else {
       if(menu_init(MPLAYER_CONFDIR "/menu.conf"))
         mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_MenuInitialized, MPLAYER_CONFDIR"/menu.conf");
       else {
         mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_MenuInitFailed);
         use_menu = 0;
       }
     }
   }
 }
#endif
  
  /// Catch signals
#ifndef __MINGW32__
  signal(SIGCHLD,child_sighandler);
#endif

#ifdef CRASH_DEBUG