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Update xu_control_range in uvc-wmf.cc

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This commit is contained in:
John Zhao 2018-05-30 11:12:28 +08:00
parent 5daf4162e4
commit 87470f29a9
2 changed files with 32 additions and 19 deletions
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4
.gitignore vendored
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@ -1,5 +1,7 @@
.DS_Store
/.vscode/
.vs/
.vscode/
_build/
_install/

47
src/uvc/uvc-wmf.cc
View File

@ -45,8 +45,8 @@
#include <glog/logging.h>
// #define VLOG_INFO VLOG(2)
#define VLOG_INFO LOG(INFO)
#define VLOG_INFO VLOG(2)
// #define VLOG_INFO LOG(INFO)
MYNTEYE_BEGIN_NAMESPACE
@ -557,6 +557,14 @@ bool pu_control_query(
}
}
static std::string to_string(uint16_t size, uint8_t *data) {
std::ostringstream ss;
for (uint8_t *beg = data, *end = data + size; beg != end; beg++) {
ss << "0x" << std::hex << static_cast<int>(*beg) << ",";
}
return ss.str();
}
static std::vector<BYTE> xu_control_desc(const device &device, const xu &xu, ULONG id, ULONG flags) {
auto ks_control = const_cast<uvc::device &>(device).get_ks_control(xu);
@ -588,6 +596,8 @@ static std::vector<BYTE> xu_control_desc(const device &device, const xu &xu, ULO
if (bytes_received != size) { throw_error() << "wrong data"; }
// VLOG_INFO << "buffer size=" << size << ", data=["
// << to_string(size, buffer.data()) << "]";
return buffer;
}
@ -595,41 +605,42 @@ bool xu_control_range(
const device &device, const xu &xu, uint8_t selector, int32_t *min,
int32_t *max, int32_t *def) {
VLOG_INFO << __func__ << " " << static_cast<int>(selector);
size_t prop_header_size = sizeof(KSPROPERTY_MEMBERSHEADER) + sizeof(KSPROPERTY_DESCRIPTION);
// get step, min and max values
{
auto &&buffer = xu_control_desc(device, xu, selector,
KSPROPERTY_TYPE_BASICSUPPORT | KSPROPERTY_TYPE_TOPOLOGY);
BYTE *values = buffer.data() + sizeof(KSPROPERTY_MEMBERSHEADER) + sizeof(KSPROPERTY_DESCRIPTION);
BYTE *values = buffer.data() + prop_header_size;
// *step = static_cast<int32_t>(*values);
values++;
*min = static_cast<int32_t>(*values);
values++;
*max = static_cast<int32_t>(*values);
// size_t size = buffer.size() - prop_header_size;
// VLOG_INFO << "values size: " << size << ", data=["
// << to_string(size, values) << "]";
*min = (values[1] << 8) | (values[2]);
values += 3;
*max = (values[1] << 8) | (values[2]);
// values += 3;
// *step = (values[1] << 8) | (values[2]);
}
// get def value
{
auto &&buffer = xu_control_desc(device, xu, selector,
KSPROPERTY_TYPE_DEFAULTVALUES | KSPROPERTY_TYPE_TOPOLOGY);
BYTE *values = buffer.data() + sizeof(KSPROPERTY_MEMBERSHEADER) + sizeof(KSPROPERTY_DESCRIPTION);
BYTE *values = buffer.data() + prop_header_size;
*def = static_cast<int32_t>(*values);
// size_t size = buffer.size() - prop_header_size;
// VLOG_INFO << "values size: " << size << ", data=["
// << to_string(size, values) << "]";
*def = (values[1] << 8) | (values[2]);
}
VLOG_INFO << __func__ << " " << static_cast<int>(selector)
<< ": min=" << *min << ", max=" << *max << ", def=" << *def;
return true;
}
static std::string to_string(uint16_t size, uint8_t *data) {
std::ostringstream ss;
for (uint8_t *beg = data, *end = data + size; beg != end; beg++) {
ss << "0x" << std::hex << static_cast<int>(*beg) << ",";
}
return ss.str();
}
static void xu_control_get(const device &device, const xu &xu, uint8_t selector,
uint16_t size, uint8_t *data) {
VLOG_INFO << __func__ << " " << static_cast<int>(selector);