stream/stream_tv.c

   1 /*
   2  *  Copyright (C) 2006 Benjamin Zores
   3  *   Stream layer for TV Input, based on previous work from Albeu
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software Foundation,
  17  *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <stdlib.h>
  23 #include <string.h>
  24
  25 #include "stream.h"
  26 #include "libmpdemux/demuxer.h"
  27 #include "m_option.h"
  28 #include "m_struct.h"
  29 #include "tv.h"
  30
  31 #include <stdio.h>
  32
  33 tv_param_t stream_tv_defaults = {
  34     NULL,          //freq
  35     NULL,          //channel
  36     "europe-east", //chanlist
  37     "pal",         //norm
  38     0,             //automute
  39 #ifdef HAVE_TV_V4L2
  40     -1,            //normid
  41 #endif
  42     NULL,          //device
  43     "dummy",       //driver
  44     -1,            //width
  45     -1,            //height
  46     0,             //input, used in v4l and bttv
  47     -1,            //outfmt
  48     -1.0,          //fps
  49     NULL,          //channels
  50     0,             //noaudio;
  51     0,             //immediate;
  52     44100,         //audiorate;
  53     0,             //audio_id
  54 #if defined(HAVE_TV_V4L)
  55     -1,            //amode
  56     -1,            //volume
  57     -1,            //bass
  58     -1,            //treble
  59     -1,            //balance
  60     -1,            //forcechan
  61     0,             //force_audio
  62     -1,            //buffer_size
  63     0,             //mjpeg
  64     2,             //decimation
  65     90,            //quality
  66 #if defined(HAVE_ALSA9) || defined(HAVE_ALSA1X)
  67     0,             //alsa
  68 #endif
  69     NULL,          //adevice
  70 #endif
  71     0,             //brightness
  72     0,             //contrast
  73     0,             //hue
  74     0,             //saturation
  75     NULL,          //tdevice
  76     0,             //tformat
  77     100            //tpage
  78 };
  79
  80 #define ST_OFF(f) M_ST_OFF(tv_param_t,f)
  81 static m_option_t stream_opts_fields[] = {
  82     {"hostname", ST_OFF(channel), CONF_TYPE_STRING, 0, 0 ,0, NULL},
  83     {"filename", ST_OFF(input), CONF_TYPE_INT, 0, 0 ,0, NULL},
  84     { NULL, NULL, 0, 0, 0, 0,  NULL }
  85 };
  86
  87 static struct m_struct_st stream_opts = {
  88     "tv",
  89     sizeof(tv_param_t),
  90     &stream_tv_defaults,
  91     stream_opts_fields
  92 };
  93
  94 static void
  95 tv_stream_close (stream_t *stream)
  96 {
  97   if(stream->priv)
  98     m_struct_free(&stream_opts,stream->priv);
  99   stream->priv=NULL;
 100 }
 101 static int
 102 tv_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
 103 {
 104
 105   stream->type = STREAMTYPE_TV;
 106   stream->priv = opts;
 107   stream->close=tv_stream_close;
 108   *file_format =  DEMUXER_TYPE_TV;
 109
 110   return STREAM_OK;
 111 }
 112
 113 stream_info_t stream_info_tv = {
 114   "TV Input",
 115   "tv",
 116   "Benjamin Zores, Albeu",
 117   "",
 118   tv_stream_open,
 119   { "tv", NULL },
 120   &stream_opts,
 121   1
 122 };