ocrm.bsky.social
the game where you go into mines and start crafting! but for consoles (forked directly from smartcmd's github)
1#include "..\stdafx.h"
2#include <sysutil/sysutil_sysparam.h>
3#include <cell/sysmodule.h>
4#include <sys/spu_initialize.h>
5#include <fcntl.h>
6#include <unistd.h>
7#include <cell/audio.h>
8#include "..\..\Common\Audio\SoundEngine.h"
9#include "..\..\Common\Consoles_App.h"
10#include "..\..\PS3\Miles\include\mss.h"
11
12// This file has the platform specific functions required for PS3 audio
13
14//
15// this function configures the audio hardware.
16// you specify the minimum number of channels that you need, and it
17// returns the number of output channels that will be used (which will
18// be at least your minimum count, but possibly more). it will return 0
19// for any failure cases.
20
21int SoundEngine::initAudioHardware( int minimum_chans )
22{
23 int ret;
24 int ch_pcm;
25 int ch_bit;
26 CellAudioOutConfiguration a_config;
27
28 memset( &a_config, 0, sizeof( CellAudioOutConfiguration ) );
29
30 // first lets see how many pcm output channels we have
31 ch_pcm = cellAudioOutGetSoundAvailability( CELL_AUDIO_OUT_PRIMARY,
32 CELL_AUDIO_OUT_CODING_TYPE_LPCM,
33 CELL_AUDIO_OUT_FS_48KHZ, 0 );
34
35 if ( ch_pcm >= minimum_chans )
36 {
37 a_config.channel = ch_pcm;
38 a_config.encoder = CELL_AUDIO_OUT_CODING_TYPE_LPCM;
39 a_config.downMixer = CELL_AUDIO_OUT_DOWNMIXER_NONE; /* No downmixer is used */
40 cellAudioOutConfigure( CELL_AUDIO_OUT_PRIMARY, &a_config, NULL, 0 );
41
42 ret = ch_pcm;
43 }
44 else
45 {
46 switch ( ch_pcm )
47 {
48 case 6:
49 // this means we asked for 8 channels, but only 6 are available
50 // so, we'll turn on the 7.1 to 5.1 downmixer.
51 a_config.channel = 6;
52 a_config.encoder = CELL_AUDIO_OUT_CODING_TYPE_LPCM;
53 a_config.downMixer = CELL_AUDIO_OUT_DOWNMIXER_TYPE_B;
54 if ( cellAudioOutConfigure( CELL_AUDIO_OUT_PRIMARY, &a_config, NULL, 0 ) != CELL_OK )
55 {
56 return 0; // error - the downmixer didn't init
57 }
58
59 ret = 8;
60 break;
61
62 case 2:
63 // ok, this means they asked for multi-channel out, but only stereo
64 // is supported. we'll try dolby digital first and then the downmixer
65
66 ch_bit = cellAudioOutGetSoundAvailability( CELL_AUDIO_OUT_PRIMARY,
67 CELL_AUDIO_OUT_CODING_TYPE_AC3,
68 CELL_AUDIO_OUT_FS_48KHZ, 0 );
69 if ( ch_bit > 0 )
70 {
71 a_config.channel = ch_bit;
72 a_config.encoder = CELL_AUDIO_OUT_CODING_TYPE_AC3;
73 if ( ch_bit >= minimum_chans )
74 {
75 // we have enough channels to support their minimum
76 a_config.downMixer = CELL_AUDIO_OUT_DOWNMIXER_NONE;
77 ret = ch_bit;
78 }
79 else
80 {
81 // we don't have enough channels to support their minimum, so use the downmixer
82 a_config.downMixer = CELL_AUDIO_OUT_DOWNMIXER_TYPE_B;
83 ret = 8;
84 }
85
86 if ( cellAudioOutConfigure( CELL_AUDIO_OUT_PRIMARY, &a_config, NULL, 0 ) == CELL_OK )
87 {
88 break;
89 }
90
91 // if we got here the dolby encoder, didn't init, so fall through to downmixing to stereo
92 }
93
94 a_config.channel = 2;
95 a_config.encoder = CELL_AUDIO_OUT_CODING_TYPE_LPCM;
96 a_config.downMixer = CELL_AUDIO_OUT_DOWNMIXER_TYPE_A;
97 if ( cellAudioOutConfigure( CELL_AUDIO_OUT_PRIMARY, &a_config, NULL, 0 ) != CELL_OK )
98 {
99 return 0; // error - downmixer didn't work
100 }
101
102 ret = 2; // downmixer does 7.0 to 2.0 downmixing...
103 break;
104
105 default:
106 // some other weird case that we don't understand
107 return 0;
108 }
109 }
110
111 // turn off copy protection stupidness
112 cellAudioOutSetCopyControl( CELL_AUDIO_OUT_PRIMARY,
113 CELL_AUDIO_OUT_COPY_CONTROL_COPY_FREE );
114
115 return( ret );
116}
117