SignalBase: Make ConversionBlockSize a class constant

[pulseview.git] / pv / data / signalbase.cpp

diff --git a/pv/data/signalbase.cpp b/pv/data/signalbase.cpp
index 45dc082cce7f65c5dbc55548b94692d43dfc0729..621a3dda3560216fa3508594ccda5ff5e55deaae 100644 (file)
--- a/pv/data/signalbase.cpp
+++ b/pv/data/signalbase.cpp
@@ -38,6 +38,7 @@ namespace pv {
 namespace data {
 
 const int SignalBase::ColourBGAlpha = 8 * 256 / 100;
+const uint64_t SignalBase::ConversionBlockSize = 4096;
 
 SignalBase::SignalBase(shared_ptr<sigrok::Channel> channel, ChannelType channel_type) :
        channel_(channel),
@@ -125,23 +126,19 @@ QColor SignalBase::bgcolour() const
 
 void SignalBase::set_data(shared_ptr<pv::data::SignalData> data)
 {
-       if (data_ && channel_type_ == AnalogChannel) {
-               shared_ptr<Analog> analog_data = dynamic_pointer_cast<Analog>(data_);
-
-               disconnect(analog_data.get(), SIGNAL(samples_cleared()),
+       if (data_) {
+               disconnect(data.get(), SIGNAL(samples_cleared()),
                        this, SLOT(on_samples_cleared()));
-               disconnect(analog_data.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
+               disconnect(data.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
                        this, SLOT(on_samples_added(QObject*, uint64_t, uint64_t)));
        }
 
        data_ = data;
 
-       if (data_ && channel_type_ == AnalogChannel) {
-               shared_ptr<Analog> analog_data = dynamic_pointer_cast<Analog>(data_);
-
-               connect(analog_data.get(), SIGNAL(samples_cleared()),
+       if (data_) {
+               connect(data.get(), SIGNAL(samples_cleared()),
                        this, SLOT(on_samples_cleared()));
-               connect(analog_data.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
+               connect(data.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
                        this, SLOT(on_samples_added(QObject*, uint64_t, uint64_t)));
        }
 }
@@ -204,18 +201,7 @@ void SignalBase::set_conversion_type(ConversionType t)
 #ifdef ENABLE_DECODE
 bool SignalBase::is_decode_signal() const
 {
-       return (decoder_stack_ != nullptr);
-}
-
-shared_ptr<pv::data::DecoderStack> SignalBase::decoder_stack() const
-{
-       return decoder_stack_;
-}
-
-void SignalBase::set_decoder_stack(shared_ptr<pv::data::DecoderStack>
-       decoder_stack)
-{
-       decoder_stack_ = decoder_stack;
+       return (channel_type_ == DecodeChannel);
 }
 #endif
 
@@ -254,8 +240,6 @@ uint8_t SignalBase::convert_a2l_schmitt_trigger(float lo_thr, float hi_thr,
 void SignalBase::conversion_thread_proc(QObject* segment, uint64_t start_sample,
        uint64_t end_sample)
 {
-       const uint64_t block_size = 4096;
-
        // TODO Support for multiple segments is missing
 
        if ((channel_type_ == AnalogChannel) &&
@@ -294,7 +278,7 @@ void SignalBase::conversion_thread_proc(QObject* segment, uint64_t start_sample,
                tie(min_v, max_v) = asegment->get_min_max();
 
                vector<uint8_t> lsamples;
-               lsamples.reserve(block_size);
+               lsamples.reserve(ConversionBlockSize);
 
                uint64_t i = start_sample;
 
@@ -302,12 +286,12 @@ void SignalBase::conversion_thread_proc(QObject* segment, uint64_t start_sample,
                        const float threshold = (min_v + max_v) * 0.5;  // middle between min and max
 
                        // Convert as many sample blocks as we can
-                       while ((end_sample - i) > block_size) {
-                               const float* asamples = asegment->get_samples(i, i + block_size);
-                               for (uint32_t j = 0; j < block_size; j++)
+                       while ((end_sample - i) > ConversionBlockSize) {
+                               const float* asamples = asegment->get_samples(i, i + ConversionBlockSize);
+                               for (uint32_t j = 0; j < ConversionBlockSize; j++)
                                        lsamples.push_back(convert_a2l_threshold(threshold, asamples[j]));
                                lsegment->append_payload(lsamples.data(), lsamples.size());
-                               i += block_size;
+                               i += ConversionBlockSize;
                                lsamples.clear();
                                delete[] asamples;
                        }
@@ -329,12 +313,12 @@ void SignalBase::conversion_thread_proc(QObject* segment, uint64_t start_sample,
                        uint8_t state = 0;  // TODO Use value of logic sample n-1 instead of 0
 
                        // Convert as many sample blocks as we can
-                       while ((end_sample - i) > block_size) {
-                               const float* asamples = asegment->get_samples(i, i + block_size);
-                               for (uint32_t j = 0; j < block_size; j++)
+                       while ((end_sample - i) > ConversionBlockSize) {
+                               const float* asamples = asegment->get_samples(i, i + ConversionBlockSize);
+                               for (uint32_t j = 0; j < ConversionBlockSize; j++)
                                        lsamples.push_back(convert_a2l_schmitt_trigger(lo_thr, hi_thr, asamples[j], state));
                                lsegment->append_payload(lsamples.data(), lsamples.size());
-                               i += block_size;
+                               i += ConversionBlockSize;
                                lsamples.clear();
                                delete[] asamples;
                        }
@@ -362,10 +346,6 @@ void SignalBase::on_samples_cleared()
 void SignalBase::on_samples_added(QObject* segment, uint64_t start_sample,
        uint64_t end_sample)
 {
-       (void)segment;
-       (void)start_sample;
-       (void)end_sample;
-
        if (conversion_type_ != NoConversion) {
 
                // Wait for the currently ongoing conversion to finish