modules/misc/stats/encoder.c

   1 /*****************************************************************************
   2  * encoder.c: stats encoder plugin for vlc.
   3  *****************************************************************************
   4  * Copyright (C) 2002-2008 the VideoLAN team
   5  *
   6  * Authors: Gildas Bazin <gbazin@netcourrier.com>
   7  *          Pierre d'Herbemont <pdherbemont@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include <vlc_common.h>
  32 #include <vlc_codec.h>
  33
  34 #include "stats.h"
  35
  36 /*****************************************************************************
  37  * encoder_sys_t
  38  *****************************************************************************/
  39 struct encoder_sys_t
  40 {
  41     int i;
  42 };
  43
  44 /*****************************************************************************
  45  * Local prototypes
  46  *****************************************************************************/
  47 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict );
  48 static block_t *EncodeAudio( encoder_t *p_enc, aout_buffer_t *p_abuff );
  49
  50 /*****************************************************************************
  51  * OpenDecoder: open the dummy encoder.
  52  *****************************************************************************/
  53 int OpenEncoder ( vlc_object_t *p_this )
  54 {
  55     encoder_t *p_enc = (encoder_t *)p_this;
  56
  57     p_enc->p_sys = malloc(sizeof(encoder_sys_t));
  58
  59     if( !p_enc->p_sys ) return VLC_ENOMEM;
  60
  61     p_enc->p_sys->i = 0;
  62
  63     msg_Dbg( p_this, "opening stats encoder" );
  64
  65     p_enc->pf_encode_video = EncodeVideo;
  66     p_enc->pf_encode_audio = EncodeAudio;
  67
  68
  69     return VLC_SUCCESS;
  70 }
  71
  72 /****************************************************************************
  73  * EncodeVideo: the whole thing
  74  ****************************************************************************/
  75 static block_t *EncodeVideo( encoder_t *p_enc, picture_t *p_pict )
  76 {
  77     (void)p_pict;
  78     block_t * p_block = block_New( p_enc, kBufferSize );
  79
  80     *(mtime_t*)p_block->p_buffer = mdate();
  81     p_block->i_buffer = kBufferSize;
  82     p_block->i_length = kBufferSize;
  83     p_block->i_dts = p_pict->date;
  84
  85     msg_Dbg( p_enc, "putting %"PRIu64"ms",
  86              *(mtime_t*)p_block->p_buffer / 1000 );
  87     return p_block;
  88 }
  89
  90 /****************************************************************************
  91  * EncodeVideo: the whole thing
  92  ****************************************************************************/
  93 static block_t *EncodeAudio( encoder_t *p_enc, aout_buffer_t *p_abuff )
  94 {
  95     (void)p_abuff;
  96     (void)p_enc;
  97     return NULL;
  98 }
  99
 100
 101 /*****************************************************************************
 102  * CloseDecoder: decoder destruction
 103  *****************************************************************************/
 104 void CloseEncoder ( vlc_object_t *p_this )
 105 {
 106     encoder_t *p_enc = (encoder_t *)p_this;
 107
 108     msg_Dbg( p_this, "closing stats encoder" );
 109     free( p_enc->p_sys );
 110 }