fix: play other formats than 16x9 on yattee

reports factually wrong, but close enough resolution. to be removed
when this will be fixed on yattee's end.

ythdd_struct_parser.py

@@ -519,6 +519,32 @@ def extractTextFromSimpleOrRuns(obj: dict, default: str = "") -> str:
 	return text
 
 
+def findNearestResolution(width: int, height: int) -> int:
+	# Finds the nearest standard resolution (one of 144p, 240p, ...)
+	# So far only used for Yattee, as it has trouble playing anything
+	# without one of the standard resolutions. Playback on other
+	# clients is unaffected.
+
+	# failsafe behaviour
+	try:
+		width  = int(width)
+		height = int(height)
+		res    = min(width, height)
+	except:
+		return 360
+
+	standard_resolutions = [144, 240, 360, 720, 1080, 2160, 4320]
+	if res in standard_resolutions:
+		return res
+
+	# calculate relative distance to one of the standard resolutions
+	res_normalized = [abs(1 - (x / res)) for x in standard_resolutions]
+	# pick the one where the distance is the smallest
+	target_index = res_normalized.index(min(res_normalized))
+	target_res = standard_resolutions[target_index]
+
+	return target_res
+
 def parseFormatStreams(wdata_fstream: dict, ydata_stream: dict) -> dict:
 
 	try:
@@ -536,7 +562,7 @@ def parseFormatStreams(wdata_fstream: dict, ydata_stream: dict) -> dict:
 		"bitrate": str(wdata_fstream["bitrate"]),
 		"fps": wdata_fstream["fps"],
 		"size": f"{wdata_fstream['width']}x{wdata_fstream['height']}",
-		"resolution": f"{wdata_fstream['height'] if wdata_fstream['height'] in (144, 240, 360, 720, 1080, 2160) else 360}p",
+		"resolution": f"{findNearestResolution(wdata_fstream['width'], wdata_fstream['height'])}p", # possibly not really needed here
 		"qualityLabel": wdata_fstream["qualityLabel"],
 		"container": safeTraverse(FORMATS.get(wdata_fstream["itag"]), [   "ext"], default="mp4"), # invidious_formats
 		"encoding":  safeTraverse(FORMATS.get(wdata_fstream["itag"]), ["vcodec"], default="mp4") # invidious_formats
@@ -577,7 +603,7 @@ def parseAdaptiveStreams(wdata_astream: dict, ydata_stream: dict) -> dict:
 		# video-specific metadata
 		astream["fps"]          = wdata_astream["fps"]
 		astream["size"]         = f"{wdata_astream['width']}x{wdata_astream['height']}"
-		astream["resolution"]   = f"{wdata_astream['height'] if wdata_astream['height'] in (144, 240, 360, 720, 1080, 2160) else 360}p"
+		astream["resolution"]   = f"{findNearestResolution(wdata_astream['width'], wdata_astream['height'])}p"
 		astream["qualityLabel"] = wdata_astream["qualityLabel"]
 		astream["colorInfo"]    = safeTraverse(wdata_astream, ["colorInfo"])
 	else: