modules/codec/omxil/omxil.h

   1 /*****************************************************************************
   2  * omxil.h: helper functions
   3  *****************************************************************************
   4  * Copyright (C) 2010 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifdef RPI_OMX
  25 #define OMX_SKIP64BIT
  26 #endif
  27
  28 /*****************************************************************************
  29  * Includes
  30  *****************************************************************************/
  31 #include "OMX_Core.h"
  32 #include "OMX_Index.h"
  33 #include "OMX_Component.h"
  34 #include "OMX_Video.h"
  35
  36 #include "omxil_utils.h"
  37 #include "omxil_core.h"
  38
  39 enum
  40 {
  41     BUF_STATE_NOT_OWNED = 0,
  42     BUF_STATE_OWNED,
  43 };
  44
  45 /*****************************************************************************
  46  * decoder_sys_t : omxil decoder descriptor
  47  *****************************************************************************/
  48 typedef struct OmxFifo
  49 {
  50     vlc_mutex_t lock;
  51     vlc_cond_t  wait;
  52
  53     OMX_BUFFERHEADERTYPE *p_first;
  54     OMX_BUFFERHEADERTYPE **pp_last;
  55
  56     int offset;
  57
  58 } OmxFifo;
  59
  60 typedef struct OmxPort
  61 {
  62     bool b_valid;
  63     OMX_U32 i_port_index;
  64     OMX_HANDLETYPE omx_handle;
  65     OMX_PARAM_PORTDEFINITIONTYPE definition;
  66     es_format_t *p_fmt;
  67
  68     unsigned int i_frame_size;
  69     unsigned int i_frame_stride;
  70     unsigned int i_frame_stride_chroma_div;
  71
  72     unsigned int i_buffers;
  73     OMX_BUFFERHEADERTYPE **pp_buffers;
  74
  75     OmxFifo fifo;
  76
  77     OmxFormatParam format_param;
  78
  79     OMX_BOOL b_reconfigure;
  80     OMX_BOOL b_update_def;
  81     OMX_BOOL b_direct;
  82     OMX_BOOL b_flushed;
  83 } OmxPort;
  84
  85 typedef struct
  86 {
  87     OMX_HANDLETYPE omx_handle;
  88
  89     bool b_enc;
  90
  91     char psz_component[OMX_MAX_STRINGNAME_SIZE];
  92     char ppsz_components[MAX_COMPONENTS_LIST_SIZE][OMX_MAX_STRINGNAME_SIZE];
  93     unsigned int components;
  94     int i_quirks;
  95
  96     OmxEventQueue event_queue;
  97
  98     OmxPort *p_ports;
  99     unsigned int ports;
 100     OmxPort in;
 101     OmxPort out;
 102
 103     bool b_error;
 104
 105     bool b_aspect_ratio_handled;
 106
 107     date_t end_date;
 108
 109     uint8_t i_nal_size_length; /* Length of the NAL size field for H264 */
 110     int b_use_pts;
 111
 112 } decoder_sys_t;