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correct discrepancy between number of samples and number of bytes in blocks of samples

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related to #346
This commit is contained in:
Michael Ossmann
2017-02-16 12:46:17 -07:00
parent 6aacfa2cc9
commit 79f95abdb3
4 changed files with 21 additions and 20 deletions
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12
host/libhackrf/src/hackrf.c
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@@ -1811,7 +1811,7 @@ int ADDCALL hackrf_set_hw_sync_mode(hackrf_device* device, const uint8_t value)
* Initialize sweep mode:
* frequency_list is a list of start/stop pairs of frequencies in MHz.
* num_ranges is the number of pairs in frequency_list (1 to 10)
* num_samples is the number of samples to capture after each tuning.
* num_bytes is the number of sample bytes to capture after each tuning.
* step_width is the width in Hz of the tuning step.
* offset is a number of Hz added to every tuning frequency.
* Use to select center frequency based on the expected usable bandwidth.
@@ -1823,7 +1823,7 @@ int ADDCALL hackrf_set_hw_sync_mode(hackrf_device* device, const uint8_t value)
*/
int ADDCALL hackrf_init_sweep(hackrf_device* device,
const uint16_t* frequency_list, const int num_ranges,
const uint32_t num_samples, const uint32_t step_width,
const uint32_t num_bytes, const uint32_t step_width,
const uint32_t offset, const enum sweep_style style) {
USB_API_REQUIRED(device, 0x0102)
int result, i;
@@ -1834,11 +1834,11 @@ int ADDCALL hackrf_init_sweep(hackrf_device* device,
return HACKRF_ERROR_INVALID_PARAM;
}
if(num_samples % SAMPLES_PER_BLOCK) {
if(num_bytes % BYTES_PER_BLOCK) {
return HACKRF_ERROR_INVALID_PARAM;
}
if(SAMPLES_PER_BLOCK > num_samples) {
if(BYTES_PER_BLOCK > num_bytes) {
return HACKRF_ERROR_INVALID_PARAM;
}
@@ -1868,8 +1868,8 @@ int ADDCALL hackrf_init_sweep(hackrf_device* device,
device->usb_device,
LIBUSB_ENDPOINT_OUT | LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE,
HACKRF_VENDOR_REQUEST_INIT_SWEEP,
num_samples & 0xffff,
(num_samples >> 16) & 0xffff,
num_bytes & 0xffff,
(num_bytes >> 16) & 0xffff,
data,
size,
0