Controlling mpv-player/mpv using python scripts..

pympv.py

import os
from mpvclient import mpv
from pathlib import Path


did_pause_at_minimize = False

@mpv.observe_property("window-minimized", mpv.MPV_FORMAT_NODE)
def on_window_minimized(value):
    pause = mpv.get_property_bool("pause")
    global did_pause_at_minimize

    if value:
        if not pause:
            mpv.set_property_bool("pause", True)
            did_pause_at_minimize = True
    else:
        if did_pause_at_minimize and pause:
            mpv.set_property_bool("pause", False)
            did_pause_at_minimize = False  # Reset to False for probable next cycle



@mpv.add_binding(key="b", name="auto_load_subs")
def auto_load_subs():
    path = mpv.get_property_string("path")
    srt_path = path.replace(Path(path).suffix , ".srt")
    srts = [p for p in os.listdir(str(Path(path).parent)) if p.endswith('.srt')]
    if srtsl := len(srts):
        if srtsl == 1:
            mpv.commandv("sub-add", srts[0])
            return

    if not os.path.exists(srt_path):
        mpv.info(f"Downloading subtitle {srt_path}")
        mpv.osd_message("Downloading subtitle ...")
        cmd = f"subliminal download -s -f -l en {path}"
        resp = os.system(cmd)
        if resp < 0:
            mpv.warn("Subtitle download failed")
            mpv.osd_message("Subtitle download failed")
            return

    if not os.path.exists(srt_path):
        mpv.warn("Subtitle download failed")
        mpv.osd_message("Subtitle download failed")
        return

    mpv.info(f"Subtitle {srt_path} loading ")

    mpv.commandv("sub-add", srt_path)
    mpv.info(f"Subtitle {srt_path} load succeeded")
    mpv.osd_message(f"Subtitle {srt_path} load succeeded")


@mpv.add_binding(key="f", name="set_fscreen")
def fullscreen():
    p = mpv.get_property_string("fullscreen")
    f = 'yes' if p == 'no' else 'no'
    mpv.info(f"fullscreen: '{p}'. Setting to: '{f}'")
    mpv.set_property_string("fullscreen", f)

@mpv.add_binding(key="g", name="pause_f")
def pause():
    p = mpv.get_property_bool("pause")
    mpv.info("unpausing..." if p else "pausing...")
    mpv.set_property_bool("pause", not p)

@mpv.add_binding(key="h", name="mpv_utils")
def utils():
    mpv.info("fetching mouse pos")
    mp = mpv.get_property_node("mouse-pos")
    mpv.info(mp)

@mpv.add_binding(key="up")
def volume_up():
    v = mpv.get_property_float("volume")
    mpv.set_property_float("volume", vn := min(v + 5, 100.0))
    mpv.info("volume(was):", v, "new: ", vn)
    mpv.osd_message(f"{vn}%")


@mpv.add_binding("down")
def volume_down():
    v = mpv.get_property_float("volume")
    mpv.set_property_float("volume", vn := max(v - 5, 0.0))
    mpv.info("volume(was):", v, "new: ", vn)
    mpv.osd_message(f"{vn}%")