/src/vlc/modules/demux/windows_audio_commons.h
Line | Count | Source (jump to first uncovered line) |
1 | | /***************************************************************************** |
2 | | * windows_audio_common.h: Windows Audio common code |
3 | | ***************************************************************************** |
4 | | * Copyright (C) 2001-2013 VideoLAN |
5 | | * |
6 | | * Authors: Denis Charmet <typx@videolan.org> |
7 | | * |
8 | | * This program is free software; you can redistribute it and/or modify it |
9 | | * under the terms of the GNU Lesser General Public License as published by |
10 | | * the Free Software Foundation; either version 2.1 of the License, or |
11 | | * (at your option) any later version. |
12 | | * |
13 | | * This program is distributed in the hope that it will be useful, |
14 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | | * GNU Lesser General Public License for more details. |
17 | | * |
18 | | * You should have received a copy of the GNU Lesser General Public License |
19 | | * along with this program; if not, write to the Free Software Foundation, |
20 | | * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. |
21 | | *****************************************************************************/ |
22 | | #ifndef DMX_WINDOWS_AUDIO_COMMONS_H |
23 | | #define DMX_WINDOWS_AUDIO_COMMONS_H |
24 | | |
25 | | #include <vlc_aout.h> |
26 | | #include <vlc_codecs.h> |
27 | | |
28 | | static const uint32_t pi_channels_src[] = { |
29 | | WAVE_SPEAKER_FRONT_LEFT, WAVE_SPEAKER_FRONT_RIGHT, |
30 | | WAVE_SPEAKER_FRONT_CENTER, WAVE_SPEAKER_LOW_FREQUENCY, |
31 | | WAVE_SPEAKER_BACK_LEFT, WAVE_SPEAKER_BACK_RIGHT, WAVE_SPEAKER_BACK_CENTER, |
32 | | WAVE_SPEAKER_SIDE_LEFT, WAVE_SPEAKER_SIDE_RIGHT, |
33 | | 0 |
34 | | }; |
35 | | |
36 | | static const uint32_t pi_channels_aout[] = { |
37 | | AOUT_CHAN_LEFT, AOUT_CHAN_RIGHT, |
38 | | AOUT_CHAN_CENTER, AOUT_CHAN_LFE, |
39 | | AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT, AOUT_CHAN_REARCENTER, |
40 | | AOUT_CHAN_MIDDLELEFT, AOUT_CHAN_MIDDLERIGHT, |
41 | | 0 |
42 | | }; |
43 | | |
44 | | static inline unsigned getChannelMask( uint32_t * wvfextChannelMask, int i_channels, int * i_match ) |
45 | 0 | { |
46 | 0 | unsigned i_channel_mask = 0; |
47 | 0 | *i_match = 0; |
48 | 0 | for( unsigned i = 0; |
49 | 0 | i < sizeof(pi_channels_src)/sizeof(*pi_channels_src) && |
50 | 0 | *i_match < i_channels; i++ ) |
51 | 0 | { |
52 | 0 | if( *wvfextChannelMask & pi_channels_src[i] ) |
53 | 0 | { |
54 | 0 | if( !( i_channel_mask & pi_channels_aout[i] ) ) |
55 | 0 | *i_match += 1; |
56 | |
|
57 | 0 | *wvfextChannelMask &= ~pi_channels_src[i]; |
58 | 0 | i_channel_mask |= pi_channels_aout[i]; |
59 | 0 | } |
60 | 0 | } |
61 | 0 | return i_channel_mask; |
62 | 0 | } Unexecuted instantiation: wav.c:getChannelMask Unexecuted instantiation: matroska_segment_parse.cpp:getChannelMask(unsigned int*, int, int*) |
63 | | |
64 | | #endif /*DMX_WINDOWS_AUDIO_COMMONS_H*/ |