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Close the AAA loop

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This commit is contained in:
Martijn Braam
2023-07-21 13:43:24 +02:00
parent f26f81e3f1
commit 16dfb9ba19
3 changed files with 58 additions and 48 deletions
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44
src/io_pipeline.c
View File

@@ -103,28 +103,6 @@ update_process_pipeline()
.balance = { balance_red, 1.0f, balance_blue },
};
struct mp_process_pipeline_state pipeline_state = {
.camera = state_io.camera,
.configuration = state_io.configuration,
.burst_length = state_io.burst_length,
.preview_width = state_io.preview_width,
.preview_height = state_io.preview_height,
.device_rotation = state_io.device_rotation,
.gain_is_manual = state_io.gain.manual,
.gain = state_io.gain.value,
.gain_max = state_io.gain.max,
.balance_red = balance_red,
.balance_blue = balance_blue,
.exposure_is_manual = state_io.exposure.manual,
.exposure = state_io.exposure.value,
.has_auto_focus_continuous = state_io.focus.control != 0,
.has_auto_focus_start = state_io.can_af_trigger,
.flash_enabled = state_io.flash_enabled,
.control_gain = state_io.gain.control != 0,
.control_exposure = state_io.exposure.control != 0,
.control_focus = state_io.focus.control != 0,
.control_flash = true,
};
mp_process_pipeline_update_state(&new_state);
}
@@ -242,7 +220,9 @@ update_controls()
state_io.gain.manual = state_io.gain.manual_req;
}
if (state_io.gain.manual && state_io.gain.value != state_io.gain.value_req) {
if ((state_io.gain.manual ||
(!state_io.gain.manual && state_io.gain.auto_control == 0)) &&
state_io.gain.value != state_io.gain.value_req) {
mp_camera_control_set_int32_bg(state_io.camera,
state_io.gain.control,
state_io.gain.value_req);
@@ -267,6 +247,19 @@ update_controls()
}
}
static void
do_aaa()
{
if (!state_io.exposure.manual && state_io.exposure.auto_control == 0) {
int step = state_io.gain.value / 16;
if (step < 1) {
step = 1;
}
state_io.gain.value_req = state_io.gain.value;
state_io.gain.value_req += step * state_io.stats.exposure;
}
}
static void
on_frame(MPBuffer buffer, void *_data)
{
@@ -276,6 +269,7 @@ on_frame(MPBuffer buffer, void *_data)
}
// Only update controls right after a frame was captured
do_aaa();
update_controls();
// When the mode is switched while capturing we get a couple blank frames,
@@ -536,6 +530,10 @@ update_state(MPPipeline *pipeline, const mp_state_io *new_state)
state_io.focus.manual_req = new_state->focus.manual_req;
state_io.flash_enabled = new_state->flash_enabled;
state_io.stats.exposure = new_state->stats.exposure;
state_io.stats.whitebalance = new_state->stats.whitebalance;
state_io.stats.focus = new_state->stats.focus;
}
update_process_pipeline();

58
src/main.c
View File

@@ -131,13 +131,12 @@ update_io_pipeline()
.focus.max = state.focus.max,
.focus.manual = state.focus.manual,
.focus.manual_req = state.focus.manual_req,
.stats.exposure = state.stats.exposure,
.stats.whitebalance = state.stats.whitebalance,
.stats.focus = state.stats.focus,
};
mp_io_pipeline_update_state(&new_state);
// Make the right settings available for the camera
gtk_widget_set_visible(flash_button, state.control_flash);
gtk_widget_set_visible(iso_button, state.gain.control != 0);
gtk_widget_set_visible(shutter_button, state.exposure.control != 0);
}
/*
@@ -146,33 +145,42 @@ update_io_pipeline()
static bool
update_state(const mp_state_main *new_state)
{
if (state.camera == new_state->camera) {
state.gain.control = new_state->gain.control;
state.gain.auto_control = new_state->gain.auto_control;
state.gain.value = new_state->gain.value;
state.gain.max = new_state->gain.max;
state.gain.manual = new_state->gain.manual;
state.gain.control = new_state->gain.control;
state.gain.auto_control = new_state->gain.auto_control;
state.gain.value = new_state->gain.value;
state.gain.max = new_state->gain.max;
state.gain.manual = new_state->gain.manual;
state.exposure.control = new_state->exposure.control;
state.exposure.auto_control = new_state->exposure.auto_control;
state.exposure.value = new_state->exposure.value;
state.exposure.max = new_state->exposure.max;
state.exposure.manual = new_state->exposure.manual;
state.exposure.control = new_state->exposure.control;
state.exposure.auto_control = new_state->exposure.auto_control;
state.exposure.value = new_state->exposure.value;
state.exposure.max = new_state->exposure.max;
state.exposure.manual = new_state->exposure.manual;
state.focus.control = new_state->focus.control;
state.focus.auto_control = new_state->focus.auto_control;
state.focus.value = new_state->focus.value;
state.focus.max = new_state->focus.max;
state.focus.manual = new_state->focus.manual;
state.focus.control = new_state->focus.control;
state.focus.auto_control = new_state->focus.auto_control;
state.focus.value = new_state->focus.value;
state.focus.max = new_state->focus.max;
state.focus.manual = new_state->focus.manual;
state.has_auto_focus_continuous =
new_state->has_auto_focus_continuous;
state.has_auto_focus_start = new_state->has_auto_focus_start;
}
state.has_auto_focus_continuous =
new_state->has_auto_focus_continuous;
state.has_auto_focus_start = new_state->has_auto_focus_start;
state.preview_buffer_width = new_state->preview_buffer_width;
state.preview_buffer_height = new_state->preview_buffer_height;
state.stats.exposure = new_state->stats.exposure;
state.stats.whitebalance = new_state->stats.whitebalance;
state.stats.focus = new_state->stats.focus;
// Make the right settings available for the camera
gtk_widget_set_visible(flash_button, state.control_flash);
gtk_widget_set_visible(iso_button, state.gain.control != 0);
gtk_widget_set_visible(shutter_button, state.exposure.control != 0);
update_io_pipeline();
return false;
}

4
src/process_pipeline.c
View File

@@ -1033,6 +1033,10 @@ update_state(MPPipeline *pipeline, const mp_state_proc *new_state)
.focus.value = state_proc.focus.value,
.focus.max = state_proc.focus.max,
.focus.manual = state_proc.focus.manual,
.stats.exposure = state_proc.stats.exposure,
.stats.whitebalance = state_proc.stats.whitebalance,
.stats.focus = state_proc.stats.focus,
};
mp_main_update_state(&new_main);
}