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refactoring src file
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@unclechu
unclechu committed Jul 4, 2014
1 parent 333c3d7 commit 51b9e0d
Showing 1 changed file with 65 additions and 65 deletions.
130 changes: 65 additions & 65 deletions src/channel-delay.c
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Original file line number Diff line number Diff line change
Expand Up @@ -64,12 +64,12 @@ static LV2_Handle instantiate (
) {
Stereo *plugin = (Stereo *)malloc(sizeof(Stereo));

samplerate = rate;
buffer_l = malloc( round((samplerate / 1000.0) * MAX_DELAY_MS) * sizeof(float) );
buffer_r = malloc( round((samplerate / 1000.0) * MAX_DELAY_MS) * sizeof(float) );
samplerate = rate;
buffer_l = malloc( round((samplerate / 1000.0) * MAX_DELAY_MS) * sizeof(float) );
buffer_r = malloc( round((samplerate / 1000.0) * MAX_DELAY_MS) * sizeof(float) );

#ifdef DEBUG
printf("Sample rate: %d\n", (int)samplerate);
printf("Sample rate: %d\n", (int)samplerate);
#endif

return (LV2_Handle)plugin;
Expand Down Expand Up @@ -125,84 +125,84 @@ static void send_stereo_run (
const float gain_r = *(plugin->gain_r);
const float delay_r = *(plugin->delay_r);

float gain_l_val = 0;
float gain_r_val = 0;
if (gain_l > -90) gain_l_val = DB_CO( gain_l );
if (gain_r > -90) gain_r_val = DB_CO( gain_r );
float gain_l_val = 0;
float gain_r_val = 0;
if (gain_l > -90) gain_l_val = DB_CO( gain_l );
if (gain_r > -90) gain_r_val = DB_CO( gain_r );

if (last_delay_ms_l != delay_l) {
last_delay_ms_l = delay_l;
last_delay_samples_l = round((samplerate / 1000.0) * last_delay_ms_l);
sample_i_l = -last_delay_samples_l;
if (last_delay_ms_l != delay_l) {
last_delay_ms_l = delay_l;
last_delay_samples_l = round((samplerate / 1000.0) * last_delay_ms_l);
sample_i_l = -last_delay_samples_l;
#ifdef DEBUG
printf("New L delay in samples: %d\n", last_delay_samples_l);
printf("New L delay in samples: %d\n", last_delay_samples_l);
#endif
}
}

if (last_delay_ms_r != delay_r) {
last_delay_ms_r = delay_r;
last_delay_samples_r = round((samplerate / 1000.0) * last_delay_ms_r);
sample_i_r = -last_delay_samples_r;
if (last_delay_ms_r != delay_r) {
last_delay_ms_r = delay_r;
last_delay_samples_r = round((samplerate / 1000.0) * last_delay_ms_r);
sample_i_r = -last_delay_samples_r;
#ifdef DEBUG
printf("New R delay in samples: %d\n", last_delay_samples_r);
printf("New R delay in samples: %d\n", last_delay_samples_r);
#endif
}
}

uint32_t i;
for (i=0; i<n_samples; i++) {

// left

if (sample_i_l >= last_delay_samples_l) sample_i_l = 0;

if (sample_i_l < 0) {
output_l[i] = 0;
buffer_l[ sample_i_l + last_delay_samples_l ] = input_l[i];
} else {
if (last_delay_samples_l == 0) {
output_l[i] = input_l[i] * gain_l_val;
} else {
output_l[i] = buffer_l[ sample_i_l ] * gain_l_val;
if (sample_i_l - 1 < 0) {
buffer_l[ last_delay_samples_l - 1 ] = input_l[i];
} else {
buffer_l[ sample_i_l - 1 ] = input_l[i];
}
}
}

sample_i_l++;

// right

if (sample_i_r >= last_delay_samples_r) sample_i_r = 0;

if (sample_i_r < 0) {
output_r[i] = 0;
buffer_r[ sample_i_r + last_delay_samples_r ] = input_r[i];
} else {
if (last_delay_samples_r == 0) {
output_r[i] = input_r[i] * gain_r_val;
} else {
output_r[i] = buffer_r[ sample_i_r ] * gain_r_val;
if (sample_i_r - 1 < 0) {
buffer_r[ last_delay_samples_r - 1 ] = input_r[i];
} else {
buffer_r[ sample_i_r - 1 ] = input_r[i];
}
}
}

sample_i_r++;
// left

if (sample_i_l >= last_delay_samples_l) sample_i_l = 0;

if (sample_i_l < 0) {
output_l[i] = 0;
buffer_l[ sample_i_l + last_delay_samples_l ] = input_l[i];
} else {
if (last_delay_samples_l == 0) {
output_l[i] = input_l[i] * gain_l_val;
} else {
output_l[i] = buffer_l[ sample_i_l ] * gain_l_val;
if (sample_i_l - 1 < 0) {
buffer_l[ last_delay_samples_l - 1 ] = input_l[i];
} else {
buffer_l[ sample_i_l - 1 ] = input_l[i];
}
}
}

sample_i_l++;

// right

if (sample_i_r >= last_delay_samples_r) sample_i_r = 0;

if (sample_i_r < 0) {
output_r[i] = 0;
buffer_r[ sample_i_r + last_delay_samples_r ] = input_r[i];
} else {
if (last_delay_samples_r == 0) {
output_r[i] = input_r[i] * gain_r_val;
} else {
output_r[i] = buffer_r[ sample_i_r ] * gain_r_val;
if (sample_i_r - 1 < 0) {
buffer_r[ last_delay_samples_r - 1 ] = input_r[i];
} else {
buffer_r[ sample_i_r - 1 ] = input_r[i];
}
}
}

sample_i_r++;

}
}

// destroy
static void cleanup ( LV2_Handle instance ) {
free( instance );
free( buffer_l );
free( buffer_r );
free( buffer_l );
free( buffer_r );
}

static const LV2_Descriptor stereo_descriptor = {
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