@@ -168,7 +168,7 @@ public:
using V = typename T::value_type;
const V *value = reinterpret_cast<const V *>(data().data());
- return { value, numElements_ };
+ return T{ value, numElements_ };
}
#ifndef __DOXYGEN__
@@ -559,18 +559,19 @@ void IPARPi::reportMetadata()
AwbStatus *awbStatus = rpiMetadata_.GetLocked<AwbStatus>("awb.status");
if (awbStatus) {
- libcameraMetadata_.set(controls::ColourGains, { static_cast<float>(awbStatus->gain_r),
- static_cast<float>(awbStatus->gain_b) });
+ libcameraMetadata_.set(controls::ColourGains,
+ Span<const float, 2>({ static_cast<float>(awbStatus->gain_r),
+ static_cast<float>(awbStatus->gain_b) }));
libcameraMetadata_.set(controls::ColourTemperature, awbStatus->temperature_K);
}
BlackLevelStatus *blackLevelStatus = rpiMetadata_.GetLocked<BlackLevelStatus>("black_level.status");
if (blackLevelStatus)
libcameraMetadata_.set(controls::SensorBlackLevels,
- { static_cast<int32_t>(blackLevelStatus->black_level_r),
- static_cast<int32_t>(blackLevelStatus->black_level_g),
- static_cast<int32_t>(blackLevelStatus->black_level_g),
- static_cast<int32_t>(blackLevelStatus->black_level_b) });
+ Span<const int32_t, 4>({ blackLevelStatus->black_level_r,
+ blackLevelStatus->black_level_g,
+ blackLevelStatus->black_level_g,
+ blackLevelStatus->black_level_b }));
FocusStatus *focusStatus = rpiMetadata_.GetLocked<FocusStatus>("focus.status");
if (focusStatus && focusStatus->num == 12) {
@@ -875,7 +876,7 @@ void IPARPi::queueRequest(const ControlList &controls)
if (gains[0] != 0.0f && gains[1] != 0.0f)
/* A gain of 0.0f will switch back to auto mode. */
libcameraMetadata_.set(controls::ColourGains,
- { gains[0], gains[1] });
+ Span<const float, 2>({ gains[0], gains[1] }));
break;
}
@@ -1159,8 +1160,8 @@ void IPARPi::applyFrameDurations(Duration minFrameDuration, Duration maxFrameDur
/* Return the validated limits via metadata. */
libcameraMetadata_.set(controls::FrameDurationLimits,
- { static_cast<int64_t>(minFrameDuration_.get<std::micro>()),
- static_cast<int64_t>(maxFrameDuration_.get<std::micro>()) });
+ Span<const int64_t, 2>({ static_cast<int64_t>(minFrameDuration_.get<std::micro>()),
+ static_cast<int64_t>(maxFrameDuration_.get<std::micro>()) }));
/*
* Calculate the maximum exposure time possible for the AGC to use.
@@ -291,7 +291,7 @@ controls:
transformation. The 3x3 matrix is stored in conventional reading
order in an array of 9 floating point values.
- size: [3x3]
+ size: [3,3]
- ScalerCrop:
type: Rectangle
@@ -525,7 +525,7 @@ controls:
the window where the focal distance for the objects shown in that part
of the image are closest to the camera.
- size: [n]
+ size: []
- AfTrigger:
type: int32_t
@@ -1717,7 +1717,7 @@ void RPiCameraData::statsMetadataComplete(uint32_t bufferId, const ControlList &
* V4L2_CID_NOTIFY_GAINS control (which means notifyGainsUnity_ is set).
*/
if (notifyGainsUnity_ && controls.contains(libcamera::controls::ColourGains)) {
- libcamera::Span<const float> colourGains =
+ libcamera::Span<const float, 2> colourGains =
*controls.get(libcamera::controls::ColourGains);
/* The control wants linear gains in the order B, Gb, Gr, R. */
ControlList ctrls(sensor_->controls());
@@ -497,7 +497,7 @@ controls:
- PixelArrayOpticalBlackRectangles:
type: Rectangle
- size: [n]
+ size: []
description: |
The pixel array region(s) which contain optical black pixels
considered valid for calibration purposes.
@@ -592,7 +592,7 @@ controls:
- PixelArrayActiveAreas:
type: Rectangle
- size: [n]
+ size: []
description: |
The PixelArrayActiveAreas property defines the (possibly multiple and
overlapping) portions of the camera sensor readable pixel matrix
@@ -514,7 +514,7 @@ int DNGWriter::write(const char *filename, const Camera *camera,
uint32_t whiteLevel = (1 << info->bitsPerSample) - 1;
if (metadata.contains(controls::SensorBlackLevels)) {
- Span<const int32_t> levels =
+ Span<const int32_t, 4> levels =
*metadata.get(controls::SensorBlackLevels);
/*
@@ -7,6 +7,8 @@
# gen-controls.py - Generate control definitions from YAML
import argparse
+from functools import reduce
+import operator
import string
import sys
import yaml
@@ -22,6 +24,24 @@ def format_description(description):
return '\n'.join([(line and ' * ' or ' *') + line for line in description])
+def get_ctrl_type(ctrl):
+ ctrl_type = ctrl['type']
+ ctrl_size_arr = ctrl.get('size')
+
+ if ctrl_type == 'string':
+ return 'std::string'
+ elif ctrl_size_arr is not None:
+ if len(ctrl_size_arr) > 0:
+ # fixed-sized Span
+ ctrl_span_size = reduce(operator.mul, ctrl_size_arr)
+ return f"Span<const {ctrl_type}, {ctrl_span_size}>"
+ else:
+ # variable-sized Span
+ return f"Span<const {ctrl_type}>"
+ else:
+ return ctrl_type
+
+
def generate_cpp(controls):
enum_doc_start_template = string.Template('''/**
* \\enum ${name}Enum
@@ -50,11 +70,7 @@ ${description}
name, ctrl = ctrl.popitem()
id_name = snake_case(name).upper()
- ctrl_type = ctrl['type']
- if ctrl_type == 'string':
- ctrl_type = 'std::string'
- elif ctrl.get('size'):
- ctrl_type = 'Span<const %s>' % ctrl_type
+ ctrl_type = get_ctrl_type(ctrl)
info = {
'name': name,
@@ -135,11 +151,7 @@ def generate_h(controls):
ids.append('\t' + id_name + ' = ' + str(id_value) + ',')
- ctrl_type = ctrl['type']
- if ctrl_type == 'string':
- ctrl_type = 'std::string'
- elif ctrl.get('size'):
- ctrl_type = 'Span<const %s>' % ctrl_type
+ ctrl_type = get_ctrl_type(ctrl)
info = {
'name': name,