examples/media.c

   1 /* libquvi
   2  * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301  USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <locale.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <glib.h>
  26 #include <quvi.h>
  27
  28 #include "examples.h"
  29
  30 struct _opts_s
  31 {
  32   gboolean autoproxy;
  33   gboolean verbose;
  34   gboolean best;
  35   gchar *stream;
  36   gchar **url;
  37 };
  38
  39 static struct _opts_s opts;
  40
  41 static const GOptionEntry entries[] =
  42 {
  43   {
  44     "stream", 's', 0, G_OPTION_ARG_STRING, &opts.stream,
  45     "Select stream ID, or a comma-separated list of IDs", "ID"
  46   },
  47   {
  48     "best", 'b', 0, G_OPTION_ARG_NONE, &opts.best,
  49     "Choose the best available stream, negates --stream", NULL
  50   },
  51   {
  52     "autoproxy", 'a', 0, G_OPTION_ARG_NONE, &opts.autoproxy,
  53     "Enable the autoproxy feature", NULL
  54   },
  55   {
  56     "verbose", 'v', 0, G_OPTION_ARG_NONE, &opts.verbose,
  57     "Verbose libcurl output", NULL
  58   },
  59   {
  60     G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_STRING_ARRAY, &opts.url, "URL"
  61   },
  62   {NULL, 0, 0, 0, NULL, NULL, NULL}
  63 };
  64
  65 static void dump_stream()
  66 {
  67   gchar *url, *id;
  68
  69   quvi_media_get(qm, QUVI_MEDIA_STREAM_PROPERTY_URL, &url);
  70   quvi_media_get(qm, QUVI_MEDIA_STREAM_PROPERTY_ID, &id);
  71
  72   g_print("  id='%s', url='%s'\n", id, url);
  73 }
  74
  75 static void dump_streams()
  76 {
  77   while (quvi_media_stream_next(qm) == QUVI_TRUE)
  78     dump_stream();
  79 }
  80
  81 static gint opts_new(gint argc, gchar **argv)
  82 {
  83   GOptionContext *c;
  84   GOptionGroup *g;
  85   GError *e;
  86   gint r;
  87
  88   c = g_option_context_new("URL");
  89   r = EXIT_SUCCESS;
  90   g = NULL;
  91   e = NULL;
  92
  93   g_option_context_set_help_enabled(c, TRUE);
  94   g_option_context_add_main_entries(c, entries, NULL);
  95
  96   if (g_option_context_parse(c, &argc, &argv, &e) == FALSE)
  97     {
  98       g_printerr("error: %s\n", e->message);
  99       g_error_free(e);
 100       r = EXIT_FAILURE;
 101       e = NULL;
 102     }
 103
 104   g_option_context_free(c);
 105   c = NULL;
 106
 107   /* Check input. */
 108
 109   if (opts.url == NULL)
 110     {
 111       g_printerr("error: no input URL\n");
 112       return (EXIT_FAILURE);
 113     }
 114
 115   return (r);
 116 }
 117
 118 static void opts_free()
 119 {
 120   g_free(opts.stream);
 121   opts.stream = NULL;
 122
 123   g_strfreev(opts.url);
 124   opts.url = NULL;
 125 }
 126
 127 typedef quvi_callback_status qcs;
 128
 129 gint main(gint argc, gchar **argv)
 130 {
 131   gint i,r;
 132   gchar *s;
 133
 134   g_assert(qm == NULL);
 135   g_assert(q == NULL);
 136
 137   memset(&opts, 0, sizeof(struct _opts_s));
 138   setlocale(LC_ALL, "");
 139
 140   r = opts_new(argc, argv);
 141   if (r != EXIT_SUCCESS)
 142     return (r);
 143
 144   q = quvi_new();
 145   examples_exit_if_error();
 146
 147   if (opts.autoproxy == TRUE)
 148     examples_enable_autoproxy();
 149
 150   if (opts.verbose == TRUE)
 151     examples_enable_verbose();
 152
 153   quvi_set(q, QUVI_OPTION_CALLBACK_STATUS, (qcs) examples_status);
 154
 155   for (i=0; opts.url[i] != NULL; ++i)
 156     {
 157       qm = quvi_media_new(q, opts.url[i]);
 158       examples_exit_if_error();
 159
 160       quvi_media_get(qm, QUVI_MEDIA_PROPERTY_TITLE, &s);
 161       g_print("[%s]\n  title='%s'\n", __func__, s);
 162
 163       if (opts.best == TRUE)
 164         {
 165           quvi_media_stream_choose_best(qm);
 166           dump_stream();
 167         }
 168       else if (opts.stream != NULL)
 169         {
 170           quvi_media_stream_select(qm, opts.stream);
 171           examples_exit_if_error();
 172           dump_stream();
 173         }
 174       else
 175         dump_streams();
 176
 177       quvi_media_free(qm);
 178       qm = NULL;
 179     }
 180
 181   opts_free();
 182   examples_cleanup();
 183
 184   g_assert(qm == NULL);
 185   g_assert(q == NULL);
 186
 187   return (r);
 188 }
 189
 190 /* vim: set ts=2 sw=2 tw=72 expandtab: */