Line data    Source code

       1              : /*
       2              :  *                      GPAC - Multimedia Framework C SDK
       3              :  *
       4              :  *                      Authors: Deniz Ugur, Romain Bouqueau, Sohaib Larbi
       5              :  *                      Copyright (c) Motion Spell
       6              :  *                              All rights reserved
       7              :  *
       8              :  *  This file is part of the GPAC/GStreamer wrapper
       9              :  *
      10              :  *  This GPAC/GStreamer wrapper is free software; you can redistribute it
      11              :  *  and/or modify it under the terms of the GNU Affero General Public License
      12              :  *  as published by the Free Software Foundation; either version 3, or (at
      13              :  *  your option) any later version.
      14              :  *
      15              :  *  This GPAC/GStreamer wrapper is distributed in the hope that it will be
      16              :  *  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
      17              :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      18              :  *  GNU Affero General Public License for more details.
      19              :  *
      20              :  *  You should have received a copy of the GNU Affero General Public
      21              :  *  License along with this library; see the file LICENSE.  If not, write to
      22              :  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
      23              :  *
      24              :  */
      25              : 
      26              : #include "common.h"
      27              : #include "gpacmessages.h"
      28              : #include "lib/pid.h"
      29              : 
      30              : #define DEFAULT_HANDLER_SIGNATURE(prop_nickname)                               \
      31              :   gboolean prop_nickname##_default_handler(GPAC_PID_PROP_IMPL_ARGS_NO_ELEMENT)
      32              : 
      33              : // Optional if not explicitly marked as mandatory
      34              : #define DEFAULT_HANDLER(prop_nickname)                                         \
      35              :   gboolean prop_nickname##_default_handler(GPAC_PID_PROP_IMPL_ARGS_NO_ELEMENT) \
      36              :   {                                                                            \
      37              :     return TRUE;                                                               \
      38              :   }
      39              : 
      40              : #define DEFAULT_HANDLER_MANDATORY(prop_nickname, prop_4cc)                     \
      41              :   gboolean prop_nickname##_default_handler(GPAC_PID_PROP_IMPL_ARGS_NO_ELEMENT) \
      42              :   {                                                                            \
      43              :     SKIP_IF_SET(prop_4cc)                                                      \
      44              :     GST_WARNING("Could not determine the value for %s", #prop_nickname);       \
      45              :     return FALSE;                                                              \
      46              :   }
      47              : 
      48              : //
      49              : // Default Default handlers
      50              : //
      51            0 : DEFAULT_HANDLER_MANDATORY(stream_type, GF_PROP_PID_STREAM_TYPE)
      52            0 : DEFAULT_HANDLER_MANDATORY(codec_id, GF_PROP_PID_CODECID)
      53            0 : DEFAULT_HANDLER_MANDATORY(unframed, GF_PROP_PID_UNFRAMED)
      54              : 
      55              : // Following are optional
      56            0 : DEFAULT_HANDLER(width)
      57            0 : DEFAULT_HANDLER(height)
      58            2 : DEFAULT_HANDLER(bitrate)
      59            5 : DEFAULT_HANDLER(max_bitrate)
      60            0 : DEFAULT_HANDLER(decoder_config)
      61            0 : DEFAULT_HANDLER(duration)
      62            0 : DEFAULT_HANDLER(fps)
      63            0 : DEFAULT_HANDLER(timescale)
      64            0 : DEFAULT_HANDLER(sample_rate)
      65            0 : DEFAULT_HANDLER(num_channels)
      66           21 : DEFAULT_HANDLER(language)
      67           21 : DEFAULT_HANDLER(dbsize)
      68              : 
      69              : //
      70              : // Default handlers
      71              : //
      72           21 : DEFAULT_HANDLER_SIGNATURE(id)
      73              : {
      74              :   // Check if we have already set the id
      75           21 :   SKIP_IF_SET(GF_PROP_PID_ID);
      76              : 
      77              :   // Set a new monotonic id
      78           21 :   SET_PROP(GF_PROP_PID_ID, PROP_UINT(priv->id));
      79           21 :   return TRUE;
      80              : }