diff options
Diffstat (limited to 'firmware/export/config.h')
| -rw-r--r-- | firmware/export/config.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/firmware/export/config.h b/firmware/export/config.h index 6a4a4648c8..7d7a18cc23 100644 --- a/firmware/export/config.h +++ b/firmware/export/config.h @@ -1139,6 +1139,24 @@ Lyre prototype 1 */ #define ROCKBOX_HAS_LOGDISKF #endif +#if defined(HAVE_SDL_AUDIO) \ + && !(CONFIG_PLATFORM & PLATFORM_MAEMO5) \ + && !defined(HAVE_SW_VOLUME_CONTROL) \ + && CONFIG_CODEC == SWCODEC +/* SW volume is needed for accurate control and no double buffering should be + * required. If target uses SW volume, then its definitions are used instead + * so things are as on target. */ +#define HAVE_SW_VOLUME_CONTROL +#define PCM_SW_VOLUME_UNBUFFERED /* pcm driver itself is buffered */ +#ifdef SIMULATOR +/* For sim, nice res for ~ -127dB..+36dB that so far covers all targets */ +#define PCM_SW_VOLUME_FRACBITS (24) +#else +/* For app, use fractional-only setup for -79..+0, no large-integer math */ +#define PCM_SW_VOLUME_FRACBITS (16) +#endif /* SIMULATOR */ +#endif /* default SDL SW volume conditions */ + /* null audiohw setting macro for when codec header is included for reasons other than audio support */ #define AUDIOHW_SETTING(name, us, nd, st, minv, maxv, defv, expr...) |