source: roaraudio/roard/sources.c @ 2272:7fa0fd1e5a5d

//sources.c:

/*
 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
 *
 *  This file is part of roard a part of RoarAudio,
 *  a cross-platform sound system for both, home and professional use.
 *  See README for details.
 *
 *  This file is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 3
 *  as published by the Free Software Foundation.
 *
 *  RoarAudio is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this software; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#include "roard.h"

struct roar_source g_source[] = {
#ifdef ROAR_HAVE_IO_POSIX
 {"raw",  "Old raw source",              "/some/file",     SRC_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, sources_add_raw,  NULL},
 {"wav",  "Old RIFF/WAVE source",        "/some/file.wav", SRC_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, sources_add_wav,  NULL},
#endif
 {"cf",   "Old CF source",               "/some/file.ext", SRC_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, sources_add_cf,   NULL},
 {"roar", "Old simple RoarAudio source", "some.host",      SRC_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, sources_add_roar, NULL},
 {NULL, NULL, NULL, SRC_FLAG_NONE, 0, NULL, NULL} // EOL
};

int sources_init (void) {
 g_source_client = -1;
 return 0;
}

void print_sourcelist (void) {
 int i;
 char subsys[7] = "      ";

 printf("  Source   Flag Subsys - Description (devices)\n");
 printf("------------------------------------------------------\n");

 for (i = 0; g_source[i].name != NULL; i++) {
  strncpy(subsys, "      ", 6);

  if ( g_source[i].subsystems & ROAR_SUBSYS_WAVEFORM )
   subsys[0] = 'W';
  if ( g_source[i].subsystems & ROAR_SUBSYS_MIDI )
   subsys[1] = 'M';
  if ( g_source[i].subsystems & ROAR_SUBSYS_CB )
   subsys[2] = 'C';
  if ( g_source[i].subsystems & ROAR_SUBSYS_LIGHT )
   subsys[3] = 'L';
  if ( g_source[i].subsystems & ROAR_SUBSYS_RAW )
   subsys[4] = 'R';

  printf("  %-9s %c%c%c %6s - %s (devices: %s)\n", g_source[i].name,
                g_source[i].flags & DRV_FLAG_FHSEC      ? 's' : ' ',
                g_source[i].old_open != NULL            ? 'S' : ' ',
                g_source[i].new_open != NULL            ? 'N' : ' ',
                subsys,
                g_source[i].desc, g_source[i].devices);
 }
}


int sources_set_client (int client) {
 if ( client >= 0 ) {
  g_source_client = client;
  return 0;
 } else {
  return -1;
 }
}

int sources_free (void) {
 return 0;
}

int sources_add (char * driver, char * device, char * container, char * options, int primary) {
 int i;

 for (i = 0; g_source[i].name != NULL; i++) {
  if ( !strcmp(g_source[i].name, driver) ) {
   if ( g_source[i].new_open != NULL ) {
    // TODO: add code to open driver here...
   } else if ( g_source[i].old_open != NULL ) {
    return g_source[i].old_open(driver, device, container, options, primary);
   } else {
    ROAR_ERR("sources_add(driver='%s', ...): Found source but did not find any open rutine", driver);
    return -1;
   }
  }
 }

 ROAR_ERR("sources_add(driver='%s', ...): Source not found", driver);
 return -1;
}

#ifdef ROAR_HAVE_IO_POSIX
int sources_add_raw (char * driver, char * device, char * container, char * options, int primary) {
 int stream;
 int fh;
 struct roar_stream * s;

 ROAR_WARN("sources_add_raw(*): The raw source is obsolete, use source 'cf' (default)!");

 if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) {
  return -1;
 }

 if ( (stream = streams_new()) == -1 ) {
  close(fh);
  return -1;
 }

 streams_get(stream, (struct roar_stream_server **)&s);

 memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info));

 if ( streams_set_dir(stream, ROAR_DIR_PLAY, 1) == -1 ) {
  streams_delete(stream);
  close(fh);
  return -1;
 }

 s->pos_rel_id = -1;

 streams_set_fh(stream, fh);

 streams_set_flag(stream, ROAR_FLAG_SOURCE);
 client_stream_add(g_source_client, stream);

 return 0;
}
#endif

#ifdef ROAR_HAVE_IO_POSIX
int sources_add_wav (char * driver, char * device, char * container, char * options, int primary) {
 int stream;
 int fh;
 char buf[44];
 struct roar_stream * s;

 ROAR_WARN("sources_add_raw(*): The wav(e) source is obsolete, use source 'cf' (default)!");

 if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) {
  return -1;
 }

 if (read(fh, buf, 44) != 44) {
  close(fh);
  return -1;
 }

 if ( (stream = streams_new()) == -1 ) {
  close(fh);
  return -1;
 }

 streams_get(stream, (struct roar_stream_server **)&s);

 memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info));

 memcpy(&(s->info.rate    ), buf+24, 4);
 memcpy(&(s->info.channels), buf+22, 2);
 memcpy(&(s->info.bits    ), buf+34, 2);

 if ( streams_set_dir(stream, ROAR_DIR_PLAY, 1) == -1 ) {
  streams_delete(stream);
  close(fh);
  return -1;
 }
 s->pos_rel_id = -1;

 streams_set_fh(stream, fh);

 streams_set_flag(stream, ROAR_FLAG_SOURCE);
 client_stream_add(g_source_client, stream);

 return 0;
}
#endif

#define _ret(x) streams_delete(stream); return (x)

int sources_add_cf (char * driver, char * device, char * container, char * options, int primary) {
 int  stream;
 int  codec;
 int  len;
 char buf[64];
 struct roar_stream    * s;
 struct roar_vio_calls * vio;
 struct roar_vio_defaults def;

 if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_NONE, O_RDONLY, 0644) == -1 )
  return -1;

 if ( (stream = streams_new()) == -1 ) {
  return -1;
 }

 streams_get(stream, (struct roar_stream_server **)&s);

 memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info));

 if ( streams_set_dir(stream, ROAR_DIR_PLAY, 1) == -1 ) {
  streams_delete(stream);
  return -1;
 }

 s->pos_rel_id = -1;

/*
 if ( (fh = open(device, O_RDONLY, 0644)) == -1 ) {
  return -1;
 }
*/

 vio = &(ROAR_STREAM_SERVER(s)->vio);

 //if ( roar_vio_open_file(vio, device, O_RDONLY, 0644) == -1 ) {
 if ( roar_vio_open_dstr(vio, device, &def, 1) == -1 ) {
  _ret(-1);
 }

 ROAR_DBG("sources_add_cf(*) = ?");

 // TODO: finy out a better way of doing auto detetion without need for seek!
 if ( options == NULL ) {
  if ( (len = roar_vio_read(vio, buf, 64)) < 1 ) {
   _ret(-1);
  }

  if ( roar_vio_lseek(vio, -len, SEEK_CUR) == (off_t)-1 ) {
   _ret(-1);
  }

  if ( (codec = roar_file_codecdetect(buf, len)) == -1 ) {
   _ret(-1);
  }
 } else {
  if ( !strncmp(options, "codec=", 6) )
   options += 6;

  if ( (codec = roar_str2codec(options)) == -1 ) {
   _ret(-1);
  }
 }

 s->info.codec = codec;

 ROAR_STREAM_SERVER(s)->codec_orgi = codec;

 ROAR_DBG("sources_add_cf(*) = ?");
 streams_set_fh(stream, -2);
 ROAR_DBG("sources_add_cf(*) = ?");
 streams_set_socktype(stream, ROAR_SOCKET_TYPE_FILE);

 if ( primary )
  streams_mark_primary(stream);

 streams_set_flag(stream, ROAR_FLAG_SOURCE);
 client_stream_add(g_source_client, stream);

 return 0;
}

#undef _ret


int sources_add_roar (char * driver, char * device, char * container, char * options, int primary) {
 int  stream;
 int  fh;
 int  codec = ROAR_CODEC_DEFAULT;
 struct roar_stream * s;

 if ( options != NULL && *options ) {
  if ( !strncmp(options, "codec=", 6) )
   options += 6;

  if ( (codec = roar_str2codec(options)) == -1 ) {
   return -1;
  }
 }

 if ( (fh = roar_simple_monitor(g_sa->rate, g_sa->channels, g_sa->bits, codec, device, "roard")) == -1 ) {
  return -1;
 }

 if ( (stream = streams_new()) == -1 ) {
  close(fh);
  return -1;
 }

 streams_get(stream, (struct roar_stream_server **)&s);

 memcpy(&(s->info), g_sa, sizeof(struct roar_audio_info));

 if ( streams_set_dir(stream, ROAR_DIR_PLAY, 1) == -1 ) {
  streams_delete(stream);
  close(fh);
  return -1;
 }

 s->pos_rel_id = -1;
 s->info.codec = codec;

 ROAR_STREAM_SERVER(s)->codec_orgi = codec;

 streams_set_fh(stream, fh);

 if ( primary )
  streams_mark_primary(stream);

 streams_set_flag(stream, ROAR_FLAG_SOURCE);
 client_stream_add(g_source_client, stream);

 return 0;
}

//ll