laiyp/lib_xua
1
0
Fork 0
forked from PAWPAW-Mirror/lib_xua
Code Pull Requests Activity

Comment only

Browse Source
This commit is contained in:
Ross Owen
2013-09-16 22:51:31 +01:00
parent 212cb68cfa
commit 8e91f2749f
1 changed files with 3 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
module_usb_audio/usb_buffer/decouple.xc
View File

@@ -1,22 +1,3 @@
/**
* Module: module_usb_aud_shared
* Version: 2v3
* Build: 920238b18f6b0967226369682640e1b063865f02
* File: decouple.xc
*
* The copyrights, all other intellectual and industrial
* property rights are retained by XMOS and/or its licensors.
* Terms and conditions covering the use of this code can
* be found in the Xmos End User License Agreement.
*
* Copyright XMOS Ltd 2010
*
* In the case where this code is a modification of existing code
* under a separate license, the separate license terms are shown
* below. The modifications to the code are still covered by the
* copyright notice above.
*
**/
#include <xs1.h>
#include "xc_ptr.h"
#include "devicedefines.h"
@@ -29,8 +10,9 @@
#endif
#define MAX(x,y) ((x)>(y) ? (x) : (y))
#define CLASS_TWO_PACKET_SIZE ((((MAX_FREQ+7999)/8000))+3)
#define CLASS_ONE_PACKET_SIZE ((((MAX_FREQ_A1+999)/1000))+3)
#define CLASS_TWO_PACKET_SIZE ((((MAX_FREQ+7999)/8000))+3) // Samples per channel
#define CLASS_ONE_PACKET_SIZE ((((MAX_FREQ_A1+999)/1000))+3) // Samples per channel
#define BUFF_SIZE_OUT MAX(4 * CLASS_TWO_PACKET_SIZE * NUM_USB_CHAN_OUT, 4 * CLASS_ONE_PACKET_SIZE * NUM_USB_CHAN_OUT_A1)
#define BUFF_SIZE_IN MAX(4 * CLASS_TWO_PACKET_SIZE * NUM_USB_CHAN_IN, 4 * CLASS_ONE_PACKET_SIZE * NUM_USB_CHAN_IN_A1)