From: rossb Date: Thu, 24 Jan 2002 22:42:56 +0000 (+0000) Subject: more comment cleanups, removed incorrect synthetic device 0 comment X-Git-Tag: V18~75 X-Git-Url: https://andrewgundersen.net/repos?a=commitdiff_plain;h=59dda9858acecd25e3251d8a6948c5490502ec95;p=portaudio more comment cleanups, removed incorrect synthetic device 0 comment --- diff --git a/pa_common/portaudio.h b/pa_common/portaudio.h index 48e0d55..8c5eae5 100644 --- a/pa_common/portaudio.h +++ b/pa_common/portaudio.h @@ -102,8 +102,10 @@ const char *Pa_GetErrorText( PaError errnum ); Formats marked "always available" are supported (emulated) by all PortAudio implementations. - The floating point representation uses +1.0 and -1.0 as the respective - maximum and minimum. + The floating point representation (paFloat32) uses +1.0 and -1.0 as the + maximum and minimum respectively. + + paUInt8 is an unsigned 8 bit format where 128 is considered "ground" */ @@ -114,7 +116,7 @@ typedef unsigned long PaSampleFormat; #define paInt24 ((PaSampleFormat) (1<<3)) #define paPackedInt24 ((PaSampleFormat) (1<<4)) #define paInt8 ((PaSampleFormat) (1<<5)) -#define paUInt8 ((PaSampleFormat) (1<<6)) /* unsigned 8 bit, 128 is "ground" */ +#define paUInt8 ((PaSampleFormat) (1<<6)) #define paCustomFormat ((PaSampleFormat) (1<<16)) /* @@ -122,11 +124,7 @@ typedef unsigned long PaSampleFormat; Device ids range from 0 to Pa_CountDevices()-1. - Devices may support input, output or both. Device 0 is always the "default" - device and should support at least stereo in and out if that is available - on the target platform _even_ if this involves kludging an input/output - device on platforms that usually separate input from output. Other platform - specific devices are specified by positive device ids. + Devices may support input, output or both. */