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Everywhere: rename 'Sample' type to 'Frame'

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Because it's what it really is. A frame is composed of 1 or more samples, in
the case of SerenityOS 2 (stereo). This will make it less confusing for
future mantainability.
This commit is contained in:
Cesar Torres 2021-03-19 22:15:54 +01:00 • committed by Andreas Kling
parent f4bd095aa3
commit 0d5e1e9df1
7 changed files with 36 additions and 36 deletions
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16
Userland/Applications/Piano/Track.cpp
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@ -45,7 +45,7 @@ Track::~Track()
void Track::fill_sample(Sample& sample)
{
Audio::Sample new_sample;
Audio::Frame new_sample;
for (size_t note = 0; note < note_count; ++note) {
if (!m_roll_iters[note].is_end()) {
@ -86,7 +86,7 @@ void Track::fill_sample(Sample& sample)
VERIFY_NOT_REACHED();
}
Audio::Sample note_sample;
Audio::Frame note_sample;
switch (m_wave) {
case Wave::Sine:
note_sample = sine(note);
@ -172,7 +172,7 @@ String Track::set_recorded_sample(const StringView& path)
// All of the information for these waves is on Wikipedia.
Audio::Sample Track::sine(size_t note)
Audio::Frame Track::sine(size_t note)
{
double pos = note_frequencies[note] / sample_rate;
double sin_step = pos * 2 * M_PI;
@ -181,7 +181,7 @@ Audio::Sample Track::sine(size_t note)
return w;
}
Audio::Sample Track::saw(size_t note)
Audio::Frame Track::saw(size_t note)
{
double saw_step = note_frequencies[note] / sample_rate;
double t = m_pos[note];
@ -190,7 +190,7 @@ Audio::Sample Track::saw(size_t note)
return w;
}
Audio::Sample Track::square(size_t note)
Audio::Frame Track::square(size_t note)
{
double pos = note_frequencies[note] / sample_rate;
double square_step = pos * 2 * M_PI;
@ -199,7 +199,7 @@ Audio::Sample Track::square(size_t note)
return w;
}
Audio::Sample Track::triangle(size_t note)
Audio::Frame Track::triangle(size_t note)
{
double triangle_step = note_frequencies[note] / sample_rate;
double t = m_pos[note];
@ -208,14 +208,14 @@ Audio::Sample Track::triangle(size_t note)
return w;
}
Audio::Sample Track::noise() const
Audio::Frame Track::noise() const
{
double random_percentage = static_cast<double>(rand()) / RAND_MAX;
double w = (random_percentage * 2) - 1;
return w;
}
Audio::Sample Track::recorded_sample(size_t note)
Audio::Frame Track::recorded_sample(size_t note)
{
int t = m_pos[note];
if (t >= static_cast<int>(m_recorded_sample.size()))