root/trunk/libffado/src/libavc/avc_definitions.h

Revision 742, 5.0 kB (checked in by ppalmers, 13 years ago)

- Remove some obsolete support files and dirs

- Clean up the license statements in the source files. Everything is

GPL version 3 now.

- Add license and copyright notices to scons scripts

- Clean up some other text files

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
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1 /*
2  * Copyright (C) 2005-2007 by Daniel Wagner
3  *
4  * This file is part of FFADO
5  * FFADO = Free Firewire (pro-)audio drivers for linux
6  *
7  * FFADO is based upon FreeBoB
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 3 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, see <http://www.gnu.org/licenses/>.
21  *
22  */
23
24 #ifndef AVCDEFINITIONS_H
25 #define AVCDEFINITIONS_H
26
27 #include <libavc1394/avc1394.h>
28 #include <ostream>
29
30
31 namespace AVC {
32
33 typedef byte_t ctype_t;
34 typedef byte_t unit_t;
35 typedef byte_t unit_type_t;
36 typedef byte_t subunit_t;
37 typedef byte_t opcode_t;
38 typedef byte_t plug_type_t;
39 typedef byte_t plug_id_t;
40 typedef byte_t reserved_t;
41 typedef byte_t function_block_type_t;
42 typedef byte_t function_block_id_t;
43 typedef byte_t control_attribute_t;
44 typedef byte_t plug_direction_t;
45 typedef byte_t plug_address_mode_t;
46 typedef byte_t status_t;
47 typedef byte_t number_of_channels_t;
48 typedef byte_t stream_format_t;
49 typedef byte_t sampling_frequency_t;
50 typedef byte_t rate_control_t;
51 typedef byte_t number_of_stream_format_infos_t;
52 typedef byte_t nr_of_plugs_t;
53 typedef byte_t subunit_id_t;
54 typedef byte_t subfunction_t;
55 typedef byte_t opcode_t;
56 typedef byte_t page_t;
57 typedef byte_t extension_code_t;
58 typedef byte_t subunit_type_t;
59 typedef byte_t max_subunit_id_t;
60 typedef byte_t nr_of_channels_t;
61 typedef byte_t stream_position_t;
62 typedef byte_t stream_position_location_t;
63 typedef byte_t nr_of_clusters_t;
64 typedef byte_t string_length_t;
65 typedef byte_t cluster_index_t;
66 typedef byte_t port_type_t;
67 typedef byte_t number_of_output_plugs_t;
68 typedef byte_t function_block_type_t;
69 typedef byte_t function_block_id_t;
70 typedef byte_t function_block_special_purpose_t;
71 typedef byte_t no_of_input_plugs_t;
72 typedef byte_t no_of_output_plugs_t;
73 typedef byte_t info_type_t;
74 typedef byte_t audio_channel_number_t;
75 typedef byte_t selector_length_t;
76 typedef byte_t control_selector_t;
77 typedef byte_t control_data_length_t;
78 typedef uint16_t control_data_ext_length_t;
79 typedef uint16_t mixer_level_t;
80 typedef byte_t mixer_programmable_state_t;
81 typedef byte_t input_fb_plug_number_t;
82 typedef byte_t input_audio_channel_number_t;
83 typedef byte_t output_audio_channel_number_t;
84 typedef byte_t status_selector_t;
85
86 typedef quadlet_t company_id_t;
87
88 #define AVC1394_SUBUNIT_AUDIO 1
89 #define AVC1394_SUBUNIT_PRINTER 2
90 #define AVC1394_SUBUNIT_CA 6
91 #define AVC1394_SUBUNIT_PANEL 9
92 #define AVC1394_SUBUNIT_BULLETIN_BOARD 0xA
93 #define AVC1394_SUBUNIT_CAMERA_STORAGE 0xB
94 #define AVC1394_SUBUNIT_MUSIC 0xC
95 #define AVC1394_SUBUNIT_RESERVED 0x1D
96
97 #define AVC1394_SUBUNIT_ID_RESERVED 0x06
98
99 enum ESubunitType {
100     eST_Monitor       = AVC1394_SUBUNIT_VIDEO_MONITOR,
101     eST_Audio         = AVC1394_SUBUNIT_AUDIO,
102     eST_Printer       = AVC1394_SUBUNIT_PRINTER,
103     eST_Disc          = AVC1394_SUBUNIT_DISC_RECORDER,
104     eST_VCR           = AVC1394_SUBUNIT_VCR,
105     eST_Tuner         = AVC1394_SUBUNIT_TUNER,
106     eST_CA            = AVC1394_SUBUNIT_CA,
107     eST_Camera        = AVC1394_SUBUNIT_VIDEO_CAMERA,
108     eST_Panel         = AVC1394_SUBUNIT_PANEL,
109     eST_BulltinBoard  = AVC1394_SUBUNIT_BULLETIN_BOARD,
110     eST_CameraStorage = AVC1394_SUBUNIT_CAMERA_STORAGE,
111     eST_Music         = AVC1394_SUBUNIT_MUSIC,
112     eST_VendorUnique  = AVC1394_SUBUNIT_VENDOR_UNIQUE,
113     eST_Reserved      = AVC1394_SUBUNIT_RESERVED,
114     eST_Extended      = AVC1394_SUBUNIT_EXTENDED,
115     eST_Unit          = AVC1394_SUBUNIT_UNIT,
116 };
117
118 enum ESubunitType byteToSubunitType(byte_t s);
119
120 /**
121  * \brief the possible sampling frequencies
122  */
123 enum ESamplingFrequency {
124     eSF_22050Hz = 0x00,
125     eSF_24000Hz = 0x01,
126     eSF_32000Hz = 0x02,
127     eSF_44100Hz = 0x03,
128     eSF_48000Hz = 0x04,
129     eSF_88200Hz = 0x0A,
130     eSF_96000Hz = 0x05,
131     eSF_176400Hz = 0x06,
132     eSF_192000Hz = 0x07,
133     eSF_AnyLow   = 0x0B,
134     eSF_AnyMid   = 0x0C,
135     eSF_AnyHigh  = 0x0D,
136     eSF_None     = 0x0E,
137     eSF_DontCare = 0x0F,
138 };
139
140 /**
141  * \brief Convert from ESamplingFrequency to an integer
142  * @param freq
143  * @return
144  */
145 int convertESamplingFrequency(ESamplingFrequency freq);
146 /**
147  * \brief Convert from integer to ESamplingFrequency
148  * @param sampleRate
149  * @return
150  */
151 ESamplingFrequency parseSampleRate( int sampleRate );
152
153 std::ostream& operator<<( std::ostream& stream, ESamplingFrequency samplingFrequency );
154
155 /**
156  * \brief Convert from a FDF SFC field value to an integer sample rate
157  * @param fdf fdf sfc field value
158  * @return sample rate
159  */
160 unsigned int fdfSfcToSampleRate(byte_t fdf);
161
162 /**
163  * \brief Convert from an integer sample rate to a78 FDF SFC field value
164  * @param rate integer sample rate
165  * @return fdf sfc field value
166  */
167 byte_t sampleRateToFdfSfc(unsigned int rate);
168
169 }
170
171 #endif // AVCDEFINITIONS_H
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