1 /*****************************************************************************
2  * omxil.h: helper functions
3  *****************************************************************************
4  * Copyright (C) 2010 VLC authors and VideoLAN
5  * $Id: 66b75a41d3f2f67d4c738822c657b1b2bf7c28d2 $
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 #if defined(USE_IOMX)
40 #include "../../video_output/android/utils.h"
41 #endif
42 
43 enum
44 {
45     BUF_STATE_NOT_OWNED = 0,
46     BUF_STATE_OWNED,
47 };
48 
49 /*****************************************************************************
50  * decoder_sys_t : omxil decoder descriptor
51  *****************************************************************************/
52 typedef struct OmxFifo
53 {
54     vlc_mutex_t lock;
55     vlc_cond_t  wait;
56 
57     OMX_BUFFERHEADERTYPE *p_first;
58     OMX_BUFFERHEADERTYPE **pp_last;
59 
60     int offset;
61 
62 } OmxFifo;
63 
64 typedef struct HwBuffer
65 {
66     vlc_thread_t    dequeue_thread;
67     bool            b_run;
68     vlc_mutex_t     lock;
69     vlc_cond_t      wait;
70     picture_sys_t** inflight_picture; /**< stores the inflight picture for each output buffer or NULL */
71 
72     unsigned int    i_buffers;
73     void            **pp_handles;
74     int             *i_states;
75     unsigned int    i_max_owned;
76     unsigned int    i_owned;
77 
78 #if defined(USE_IOMX)
79     native_window_priv_api_t anwpriv;
80     native_window_priv *window_priv;
81 #endif
82 
83 } HwBuffer;
84 
85 typedef struct OmxPort
86 {
87     bool b_valid;
88     OMX_U32 i_port_index;
89     OMX_HANDLETYPE omx_handle;
90     OMX_PARAM_PORTDEFINITIONTYPE definition;
91     es_format_t *p_fmt;
92 
93     unsigned int i_frame_size;
94     unsigned int i_frame_stride;
95     unsigned int i_frame_stride_chroma_div;
96 
97     unsigned int i_buffers;
98     OMX_BUFFERHEADERTYPE **pp_buffers;
99 
100     OmxFifo fifo;
101 
102     OmxFormatParam format_param;
103 
104     OMX_BOOL b_reconfigure;
105     OMX_BOOL b_update_def;
106     OMX_BOOL b_direct;
107     OMX_BOOL b_flushed;
108 
109     HwBuffer *p_hwbuf;
110 
111 } OmxPort;
112 
113 struct decoder_sys_t
114 {
115     OMX_HANDLETYPE omx_handle;
116 
117     bool b_enc;
118 
119     char psz_component[OMX_MAX_STRINGNAME_SIZE];
120     char ppsz_components[MAX_COMPONENTS_LIST_SIZE][OMX_MAX_STRINGNAME_SIZE];
121     unsigned int components;
122     int i_quirks;
123 
124     OmxEventQueue event_queue;
125 
126     OmxPort *p_ports;
127     unsigned int ports;
128     OmxPort in;
129     OmxPort out;
130 
131     bool b_error;
132 
133     bool b_aspect_ratio_handled;
134 
135     date_t end_date;
136 
137     uint8_t i_nal_size_length; /* Length of the NAL size field for H264 */
138     int b_use_pts;
139 
140 };
141