controls.cpp

#include "controls.h"

static const std::vector<ControlSection> control_sections{
    {"Basic",
     {{"H", "Toggle on-screen help text for controls"},
      {"V", "Toggle video info overlay"},
      {"Space", "Toggle play/pause"},
      {",", "Toggle bidirectional in-buffer loop/pause"},
      {".", "Toggle forward-only in-buffer loop/pause"},
      {"Escape", "Quit"},
      {"Left arrow", "Seek 1 second backward"},
      {"Right arrow", "Seek 1 second forward"},
      {"Up arrow", "Seek 15 seconds forward"},
      {"Down arrow", "Seek 15 seconds backward"},
      {"Page up", "Seek 600 seconds forward"},
      {"Page down", "Seek 600 seconds backward"},
      {"Z", "Magnify area around cursor (shown in lower-left corner)"},
      {"C", "Magnify area around cursor (shown in lower-right corner)"},
      {"J", "Reduce playback speed"},
      {"L", "Increase playback speed"},
      {"A", "Move to the previous frame in the buffer"},
      {"D", "Move to the next frame in the buffer"},
      {"E", "Re-center view around mouse position"},
      {"R", "Global re-center and reset zoom to 100% (x1)"},
      {"S", "Swap left and right video"},
      {"Tab", "Cycle through right videos"},
      {"1", "Toggle hide/show left video"},
      {"2", "Toggle hide/show right video"},
      {"3", "Toggle hide/show HUD"},
      {"4", "Zoom to 1:1 pixels"},
      {"5", "Zoom 50% (x0.5)"},
      {"6", "Zoom 100% (x1)"},
      {"7", "Zoom 200% (x2)"},
      {"8", "Zoom 400% (x4)"},
      {"9", "Zoom 800% (x8)"},
      {"0", "Toggle video/subtraction mode"},
      {"+", "Time-shift right video 1 frame forward"},
      {"-", "Time-shift right video 1 frame backward"}}},
    {"Advanced",
     {{"P", "Print mouse position and pixel value under cursor to console"},
      {"M", "Print image similarity metrics to console"},
      {"F", "Save both frames and the on-screen content as PNG images"},
      {"I", "Toggle fast/high-quality resizing for input alignment"},
      {"T", "Toggle nearest-neighbor/bilinear video texture filtering"},
      {"Y", "Cycle through subtraction modes"},
      {"U", "Toggle luminance-only subtraction mode"},
      {"X", "Show the current video frame and UI update rates (FPS)"},
      {"F1", "Toggle Histogram window"},
      {"F2", "Toggle Vectorscope window"},
      {"F3", "Toggle Waveform window"},
      {"Alt+Enter", "Toggle fullscreen"},
      {"Backspace", "Clear crop(s)"},
      {"Shift+L", "Crop left video interactively"},
      {"Shift+R", "Crop right video interactively"},
      {"Shift+B", "Crop both videos to the same area"},
      {"Shift+D", "Decode and advance one frame"},
      {"Shift+A", "Seek to the previous frame (best with intra-frame formats)"},
      {"Shift+M", "Cycle display mode"},
      {"Shift+S", "Cycle aspect view mode"},
      {"Shift+F", "Select a region and save cutouts as PNGs"},
      {"Shift+X", "Print display state to console"},
      {"Shift+W", "Restore saved window size"},
      {"Ctrl+W", "Restore startup window size"},
      {"Ctrl+Shift+W", "Save current window size"},
      {"Ctrl+Shift+1..0", "Switch directly to right video 1-10"},
      {"Ctrl+C / Cmd+C", "Copy the current timestamp of the left video to the clipboard"},
      {"Ctrl+V / Cmd+V", "Paste a timestamp from the clipboard and seek to that position"},
      {"Ctrl + +/-", "Time-shift right video by 10 frames"},
      {"Alt + +/-", "Time-shift right video by 100 frames"}}},
    {"Mouse Controls",
     {{"", "Move the mouse horizontally to adjust the movable slider position."},
      {"", "Use the mouse wheel to zoom in/out on the pixel under the cursor. Pan the view by moving the mouse while holding down the right button."},
      {"", "Left-click the mouse to perform a time seek based on the horizontal position of the mouse cursor relative to the window width (the target position is shown in the lower right corner)."}}},
    {"Other", {{"", "Hold Ctrl or Shift for smaller relative seek, playback-speed, and zoom adjustments where available. Availability may depend on conflicts with application shortcuts or operating system bindings."}}}};

const std::vector<ControlSection>& get_control_sections() {
  return control_sections;
}