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     -1,            //normid
  40     NULL,          //device
  41     NULL,          //driver
  42     -1,            //width
  43     -1,            //height
  44     0,             //input, used in v4l and bttv
  45     -1,            //outfmt
  46     -1.0,          //fps
  47     NULL,          //channels
  48     0,             //noaudio;
  49     0,             //immediate;
  50     44100,         //audiorate;
  51     0,             //audio_id
  52     -1,            //amode
  53     -1,            //volume
  54     -1,            //bass
  55     -1,            //treble
  56     -1,            //balance
  57     -1,            //forcechan
  58     0,             //force_audio
  59     -1,            //buffer_size
  60     0,             //mjpeg
  61     2,             //decimation
  62     90,            //quality
  63     0,             //alsa
  64     NULL,          //adevice
  65     0,             //brightness
  66     0,             //contrast
  67     0,             //hue
  68     0,             //saturation
  69     -1,            //gain
  70     NULL,          //tdevice
  71     0,             //tformat
  72     100,           //tpage
  73     0,             //tlang
  74     0,             //scan_autostart
  75     50,            //scan_threshold
  76     0.5,            //scan_period
  77     0,             //hidden_video_renderer;
  78     0,             //hidden_vp_renderer;
  79     0,             //system_clock;
  80     0              //normalize_audio_chunks;
  81 };
  82
  83 #define ST_OFF(f) M_ST_OFF(tv_param_t,f)
  84 static const m_option_t stream_opts_fields[] = {
  85     {"hostname", ST_OFF(channel), CONF_TYPE_STRING, 0, 0 ,0, NULL},
  86     {"filename", ST_OFF(input), CONF_TYPE_INT, 0, 0 ,0, NULL},
  87     { NULL, NULL, 0, 0, 0, 0,  NULL }
  88 };
  89
  90 static struct m_struct_st stream_opts = {
  91     "tv",
  92     sizeof(tv_param_t),
  93     &stream_tv_defaults,
  94     stream_opts_fields
  95 };
  96
  97 static void
  98 tv_stream_close (stream_t *stream)
  99 {
 100   if(stream->priv)
 101     m_struct_free(&stream_opts,stream->priv);
 102   stream->priv=NULL;
 103 }
 104 static int
 105 tv_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
 106 {
 107
 108   stream->type = STREAMTYPE_TV;
 109   stream->priv = opts;
 110   stream->close=tv_stream_close;
 111   *file_format =  DEMUXER_TYPE_TV;
 112
 113   return STREAM_OK;
 114 }
 115
 116 const stream_info_t stream_info_tv = {
 117   "TV Input",
 118   "tv",
 119   "Benjamin Zores, Albeu",
 120   "",
 121   tv_stream_open,
 122   { "tv", NULL },
 123   &stream_opts,
 124   1
 125 };