mirror of
https://github.com/ksyasuda/SubMiner.git
synced 2026-02-27 18:22:41 -08:00
feat(core): add Electron runtime, services, and app composition
This commit is contained in:
396
src/core/services/mpv-protocol.ts
Normal file
396
src/core/services/mpv-protocol.ts
Normal file
@@ -0,0 +1,396 @@
|
||||
import { MpvSubtitleRenderMetrics } from '../../types';
|
||||
|
||||
export type MpvMessage = {
|
||||
event?: string;
|
||||
name?: string;
|
||||
data?: unknown;
|
||||
request_id?: number;
|
||||
error?: string;
|
||||
};
|
||||
|
||||
export const MPV_REQUEST_ID_SUBTEXT = 101;
|
||||
export const MPV_REQUEST_ID_PATH = 102;
|
||||
export const MPV_REQUEST_ID_SECONDARY_SUBTEXT = 103;
|
||||
export const MPV_REQUEST_ID_SECONDARY_SUB_VISIBILITY = 104;
|
||||
export const MPV_REQUEST_ID_AID = 105;
|
||||
export const MPV_REQUEST_ID_SUB_POS = 106;
|
||||
export const MPV_REQUEST_ID_SUB_FONT_SIZE = 107;
|
||||
export const MPV_REQUEST_ID_SUB_SCALE = 108;
|
||||
export const MPV_REQUEST_ID_SUB_MARGIN_Y = 109;
|
||||
export const MPV_REQUEST_ID_SUB_MARGIN_X = 110;
|
||||
export const MPV_REQUEST_ID_SUB_FONT = 111;
|
||||
export const MPV_REQUEST_ID_SUB_SCALE_BY_WINDOW = 112;
|
||||
export const MPV_REQUEST_ID_OSD_HEIGHT = 113;
|
||||
export const MPV_REQUEST_ID_OSD_DIMENSIONS = 114;
|
||||
export const MPV_REQUEST_ID_SUBTEXT_ASS = 115;
|
||||
export const MPV_REQUEST_ID_SUB_SPACING = 116;
|
||||
export const MPV_REQUEST_ID_SUB_BOLD = 117;
|
||||
export const MPV_REQUEST_ID_SUB_ITALIC = 118;
|
||||
export const MPV_REQUEST_ID_SUB_BORDER_SIZE = 119;
|
||||
export const MPV_REQUEST_ID_SUB_SHADOW_OFFSET = 120;
|
||||
export const MPV_REQUEST_ID_SUB_ASS_OVERRIDE = 121;
|
||||
export const MPV_REQUEST_ID_SUB_USE_MARGINS = 122;
|
||||
export const MPV_REQUEST_ID_PAUSE = 123;
|
||||
export const MPV_REQUEST_ID_TRACK_LIST_SECONDARY = 200;
|
||||
export const MPV_REQUEST_ID_TRACK_LIST_AUDIO = 201;
|
||||
|
||||
export type MpvMessageParser = (message: MpvMessage) => void;
|
||||
export type MpvParseErrorHandler = (line: string, error: unknown) => void;
|
||||
|
||||
export interface MpvProtocolParseResult {
|
||||
messages: MpvMessage[];
|
||||
nextBuffer: string;
|
||||
}
|
||||
|
||||
export interface MpvProtocolHandleMessageDeps {
|
||||
getResolvedConfig: () => {
|
||||
secondarySub?: { secondarySubLanguages?: Array<string> };
|
||||
};
|
||||
getSubtitleMetrics: () => MpvSubtitleRenderMetrics;
|
||||
isVisibleOverlayVisible: () => boolean;
|
||||
emitSubtitleChange: (payload: { text: string; isOverlayVisible: boolean }) => void;
|
||||
emitSubtitleAssChange: (payload: { text: string }) => void;
|
||||
emitSubtitleTiming: (payload: { text: string; start: number; end: number }) => void;
|
||||
emitSecondarySubtitleChange: (payload: { text: string }) => void;
|
||||
getCurrentSubText: () => string;
|
||||
setCurrentSubText: (text: string) => void;
|
||||
setCurrentSubStart: (value: number) => void;
|
||||
getCurrentSubStart: () => number;
|
||||
setCurrentSubEnd: (value: number) => void;
|
||||
getCurrentSubEnd: () => number;
|
||||
emitMediaPathChange: (payload: { path: string }) => void;
|
||||
emitMediaTitleChange: (payload: { title: string | null }) => void;
|
||||
emitTimePosChange: (payload: { time: number }) => void;
|
||||
emitPauseChange: (payload: { paused: boolean }) => void;
|
||||
emitSubtitleMetricsChange: (payload: Partial<MpvSubtitleRenderMetrics>) => void;
|
||||
setCurrentSecondarySubText: (text: string) => void;
|
||||
resolvePendingRequest: (requestId: number, message: MpvMessage) => boolean;
|
||||
setSecondarySubVisibility: (visible: boolean) => void;
|
||||
syncCurrentAudioStreamIndex: () => void;
|
||||
setCurrentAudioTrackId: (value: number | null) => void;
|
||||
setCurrentTimePos: (value: number) => void;
|
||||
getCurrentTimePos: () => number;
|
||||
getPendingPauseAtSubEnd: () => boolean;
|
||||
setPendingPauseAtSubEnd: (value: boolean) => void;
|
||||
getPauseAtTime: () => number | null;
|
||||
setPauseAtTime: (value: number | null) => void;
|
||||
autoLoadSecondarySubTrack: () => void;
|
||||
setCurrentVideoPath: (value: string) => void;
|
||||
emitSecondarySubtitleVisibility: (payload: { visible: boolean }) => void;
|
||||
setPreviousSecondarySubVisibility: (visible: boolean) => void;
|
||||
setCurrentAudioStreamIndex: (
|
||||
tracks: Array<{
|
||||
type?: string;
|
||||
id?: number;
|
||||
selected?: boolean;
|
||||
'ff-index'?: number;
|
||||
}>,
|
||||
) => void;
|
||||
sendCommand: (payload: { command: unknown[]; request_id?: number }) => boolean;
|
||||
restorePreviousSecondarySubVisibility: () => void;
|
||||
}
|
||||
|
||||
export function splitMpvMessagesFromBuffer(
|
||||
buffer: string,
|
||||
onMessage?: MpvMessageParser,
|
||||
onError?: MpvParseErrorHandler,
|
||||
): MpvProtocolParseResult {
|
||||
const lines = buffer.split('\n');
|
||||
const nextBuffer = lines.pop() || '';
|
||||
const messages: MpvMessage[] = [];
|
||||
|
||||
for (const line of lines) {
|
||||
if (!line.trim()) continue;
|
||||
try {
|
||||
const message = JSON.parse(line) as MpvMessage;
|
||||
messages.push(message);
|
||||
if (onMessage) {
|
||||
onMessage(message);
|
||||
}
|
||||
} catch (error) {
|
||||
if (onError) {
|
||||
onError(line, error);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
messages,
|
||||
nextBuffer,
|
||||
};
|
||||
}
|
||||
|
||||
export async function dispatchMpvProtocolMessage(
|
||||
msg: MpvMessage,
|
||||
deps: MpvProtocolHandleMessageDeps,
|
||||
): Promise<void> {
|
||||
if (msg.event === 'property-change') {
|
||||
if (msg.name === 'sub-text') {
|
||||
const nextSubText = (msg.data as string) || '';
|
||||
const overlayVisible = deps.isVisibleOverlayVisible();
|
||||
deps.emitSubtitleChange({
|
||||
text: nextSubText,
|
||||
isOverlayVisible: overlayVisible,
|
||||
});
|
||||
deps.setCurrentSubText(nextSubText);
|
||||
} else if (msg.name === 'sub-text-ass') {
|
||||
deps.emitSubtitleAssChange({ text: (msg.data as string) || '' });
|
||||
} else if (msg.name === 'sub-start') {
|
||||
deps.setCurrentSubStart((msg.data as number) || 0);
|
||||
deps.emitSubtitleTiming({
|
||||
text: deps.getCurrentSubText(),
|
||||
start: deps.getCurrentSubStart(),
|
||||
end: deps.getCurrentSubEnd(),
|
||||
});
|
||||
} else if (msg.name === 'sub-end') {
|
||||
const subEnd = (msg.data as number) || 0;
|
||||
deps.setCurrentSubEnd(subEnd);
|
||||
if (deps.getPendingPauseAtSubEnd() && subEnd > 0) {
|
||||
deps.setPauseAtTime(subEnd);
|
||||
deps.setPendingPauseAtSubEnd(false);
|
||||
deps.sendCommand({ command: ['set_property', 'pause', false] });
|
||||
}
|
||||
deps.emitSubtitleTiming({
|
||||
text: deps.getCurrentSubText(),
|
||||
start: deps.getCurrentSubStart(),
|
||||
end: deps.getCurrentSubEnd(),
|
||||
});
|
||||
} else if (msg.name === 'secondary-sub-text') {
|
||||
const nextSubText = (msg.data as string) || '';
|
||||
deps.setCurrentSecondarySubText(nextSubText);
|
||||
deps.emitSecondarySubtitleChange({ text: nextSubText });
|
||||
} else if (msg.name === 'aid') {
|
||||
deps.setCurrentAudioTrackId(typeof msg.data === 'number' ? (msg.data as number) : null);
|
||||
deps.syncCurrentAudioStreamIndex();
|
||||
} else if (msg.name === 'time-pos') {
|
||||
deps.emitTimePosChange({ time: (msg.data as number) || 0 });
|
||||
deps.setCurrentTimePos((msg.data as number) || 0);
|
||||
if (
|
||||
deps.getPauseAtTime() !== null &&
|
||||
deps.getCurrentTimePos() >= (deps.getPauseAtTime() as number)
|
||||
) {
|
||||
deps.setPauseAtTime(null);
|
||||
deps.sendCommand({ command: ['set_property', 'pause', true] });
|
||||
}
|
||||
} else if (msg.name === 'pause') {
|
||||
deps.emitPauseChange({ paused: asBoolean(msg.data, false) });
|
||||
} else if (msg.name === 'media-title') {
|
||||
deps.emitMediaTitleChange({
|
||||
title: typeof msg.data === 'string' ? msg.data.trim() : null,
|
||||
});
|
||||
} else if (msg.name === 'path') {
|
||||
const path = (msg.data as string) || '';
|
||||
deps.setCurrentVideoPath(path);
|
||||
deps.emitMediaPathChange({ path });
|
||||
deps.autoLoadSecondarySubTrack();
|
||||
deps.syncCurrentAudioStreamIndex();
|
||||
} else if (msg.name === 'sub-pos') {
|
||||
deps.emitSubtitleMetricsChange({ subPos: msg.data as number });
|
||||
} else if (msg.name === 'sub-font-size') {
|
||||
deps.emitSubtitleMetricsChange({ subFontSize: msg.data as number });
|
||||
} else if (msg.name === 'sub-scale') {
|
||||
deps.emitSubtitleMetricsChange({ subScale: msg.data as number });
|
||||
} else if (msg.name === 'sub-margin-y') {
|
||||
deps.emitSubtitleMetricsChange({ subMarginY: msg.data as number });
|
||||
} else if (msg.name === 'sub-margin-x') {
|
||||
deps.emitSubtitleMetricsChange({ subMarginX: msg.data as number });
|
||||
} else if (msg.name === 'sub-font') {
|
||||
deps.emitSubtitleMetricsChange({ subFont: msg.data as string });
|
||||
} else if (msg.name === 'sub-spacing') {
|
||||
deps.emitSubtitleMetricsChange({ subSpacing: msg.data as number });
|
||||
} else if (msg.name === 'sub-bold') {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subBold: asBoolean(msg.data, deps.getSubtitleMetrics().subBold),
|
||||
});
|
||||
} else if (msg.name === 'sub-italic') {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subItalic: asBoolean(msg.data, deps.getSubtitleMetrics().subItalic),
|
||||
});
|
||||
} else if (msg.name === 'sub-border-size') {
|
||||
deps.emitSubtitleMetricsChange({ subBorderSize: msg.data as number });
|
||||
} else if (msg.name === 'sub-shadow-offset') {
|
||||
deps.emitSubtitleMetricsChange({ subShadowOffset: msg.data as number });
|
||||
} else if (msg.name === 'sub-ass-override') {
|
||||
deps.emitSubtitleMetricsChange({ subAssOverride: msg.data as string });
|
||||
} else if (msg.name === 'sub-scale-by-window') {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subScaleByWindow: asBoolean(msg.data, deps.getSubtitleMetrics().subScaleByWindow),
|
||||
});
|
||||
} else if (msg.name === 'sub-use-margins') {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subUseMargins: asBoolean(msg.data, deps.getSubtitleMetrics().subUseMargins),
|
||||
});
|
||||
} else if (msg.name === 'osd-height') {
|
||||
deps.emitSubtitleMetricsChange({ osdHeight: msg.data as number });
|
||||
} else if (msg.name === 'osd-dimensions') {
|
||||
const dims = msg.data as Record<string, unknown> | null;
|
||||
if (!dims) {
|
||||
deps.emitSubtitleMetricsChange({ osdDimensions: null });
|
||||
} else {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
osdDimensions: {
|
||||
w: asFiniteNumber(dims.w, 0),
|
||||
h: asFiniteNumber(dims.h, 0),
|
||||
ml: asFiniteNumber(dims.ml, 0),
|
||||
mr: asFiniteNumber(dims.mr, 0),
|
||||
mt: asFiniteNumber(dims.mt, 0),
|
||||
mb: asFiniteNumber(dims.mb, 0),
|
||||
},
|
||||
});
|
||||
}
|
||||
}
|
||||
} else if (msg.event === 'shutdown') {
|
||||
deps.restorePreviousSecondarySubVisibility();
|
||||
} else if (msg.request_id) {
|
||||
if (deps.resolvePendingRequest(msg.request_id, msg)) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (msg.data === undefined) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (msg.request_id === MPV_REQUEST_ID_TRACK_LIST_SECONDARY) {
|
||||
const tracks = msg.data as Array<{
|
||||
type: string;
|
||||
lang?: string;
|
||||
id: number;
|
||||
}>;
|
||||
if (Array.isArray(tracks)) {
|
||||
const config = deps.getResolvedConfig();
|
||||
const languages = config.secondarySub?.secondarySubLanguages || [];
|
||||
const subTracks = tracks.filter((track) => track.type === 'sub');
|
||||
for (const language of languages) {
|
||||
const match = subTracks.find((track) => track.lang === language);
|
||||
if (match) {
|
||||
deps.sendCommand({
|
||||
command: ['set_property', 'secondary-sid', match.id],
|
||||
});
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_TRACK_LIST_AUDIO) {
|
||||
deps.setCurrentAudioStreamIndex(
|
||||
msg.data as Array<{
|
||||
type?: string;
|
||||
id?: number;
|
||||
selected?: boolean;
|
||||
'ff-index'?: number;
|
||||
}>,
|
||||
);
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUBTEXT) {
|
||||
const nextSubText = (msg.data as string) || '';
|
||||
deps.setCurrentSubText(nextSubText);
|
||||
deps.emitSubtitleChange({
|
||||
text: nextSubText,
|
||||
isOverlayVisible: deps.isVisibleOverlayVisible(),
|
||||
});
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUBTEXT_ASS) {
|
||||
deps.emitSubtitleAssChange({ text: (msg.data as string) || '' });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_PATH) {
|
||||
deps.emitMediaPathChange({ path: (msg.data as string) || '' });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_AID) {
|
||||
deps.setCurrentAudioTrackId(typeof msg.data === 'number' ? (msg.data as number) : null);
|
||||
deps.syncCurrentAudioStreamIndex();
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SECONDARY_SUBTEXT) {
|
||||
const nextSubText = (msg.data as string) || '';
|
||||
deps.setCurrentSecondarySubText(nextSubText);
|
||||
deps.emitSecondarySubtitleChange({ text: nextSubText });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SECONDARY_SUB_VISIBILITY) {
|
||||
const previous = parseVisibilityProperty(msg.data);
|
||||
if (previous !== null) {
|
||||
deps.setPreviousSecondarySubVisibility(previous);
|
||||
deps.emitSecondarySubtitleVisibility({ visible: previous });
|
||||
}
|
||||
deps.setSecondarySubVisibility(false);
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_POS) {
|
||||
deps.emitSubtitleMetricsChange({ subPos: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_FONT_SIZE) {
|
||||
deps.emitSubtitleMetricsChange({ subFontSize: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_SCALE) {
|
||||
deps.emitSubtitleMetricsChange({ subScale: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_MARGIN_Y) {
|
||||
deps.emitSubtitleMetricsChange({ subMarginY: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_MARGIN_X) {
|
||||
deps.emitSubtitleMetricsChange({ subMarginX: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_FONT) {
|
||||
deps.emitSubtitleMetricsChange({ subFont: msg.data as string });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_SPACING) {
|
||||
deps.emitSubtitleMetricsChange({ subSpacing: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_BOLD) {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subBold: asBoolean(msg.data, deps.getSubtitleMetrics().subBold),
|
||||
});
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_ITALIC) {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subItalic: asBoolean(msg.data, deps.getSubtitleMetrics().subItalic),
|
||||
});
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_BORDER_SIZE) {
|
||||
deps.emitSubtitleMetricsChange({ subBorderSize: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_SHADOW_OFFSET) {
|
||||
deps.emitSubtitleMetricsChange({ subShadowOffset: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_ASS_OVERRIDE) {
|
||||
deps.emitSubtitleMetricsChange({ subAssOverride: msg.data as string });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_SCALE_BY_WINDOW) {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subScaleByWindow: asBoolean(msg.data, deps.getSubtitleMetrics().subScaleByWindow),
|
||||
});
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_SUB_USE_MARGINS) {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
subUseMargins: asBoolean(msg.data, deps.getSubtitleMetrics().subUseMargins),
|
||||
});
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_PAUSE) {
|
||||
deps.emitPauseChange({ paused: asBoolean(msg.data, false) });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_OSD_HEIGHT) {
|
||||
deps.emitSubtitleMetricsChange({ osdHeight: msg.data as number });
|
||||
} else if (msg.request_id === MPV_REQUEST_ID_OSD_DIMENSIONS) {
|
||||
const dims = msg.data as Record<string, unknown> | null;
|
||||
if (!dims) {
|
||||
deps.emitSubtitleMetricsChange({ osdDimensions: null });
|
||||
} else {
|
||||
deps.emitSubtitleMetricsChange({
|
||||
osdDimensions: {
|
||||
w: asFiniteNumber(dims.w, 0),
|
||||
h: asFiniteNumber(dims.h, 0),
|
||||
ml: asFiniteNumber(dims.ml, 0),
|
||||
mr: asFiniteNumber(dims.mr, 0),
|
||||
mt: asFiniteNumber(dims.mt, 0),
|
||||
mb: asFiniteNumber(dims.mb, 0),
|
||||
},
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export function asBoolean(value: unknown, fallback: boolean): boolean {
|
||||
if (typeof value === 'boolean') return value;
|
||||
if (typeof value === 'number') return value !== 0;
|
||||
if (typeof value === 'string') {
|
||||
const normalized = value.trim().toLowerCase();
|
||||
if (['yes', 'true', '1'].includes(normalized)) return true;
|
||||
if (['no', 'false', '0'].includes(normalized)) return false;
|
||||
}
|
||||
return fallback;
|
||||
}
|
||||
|
||||
export function asFiniteNumber(value: unknown, fallback: number): number {
|
||||
const nextValue = Number(value);
|
||||
return Number.isFinite(nextValue) ? nextValue : fallback;
|
||||
}
|
||||
|
||||
export function parseVisibilityProperty(value: unknown): boolean | null {
|
||||
if (typeof value === 'boolean') return value;
|
||||
if (typeof value !== 'string') return null;
|
||||
|
||||
const normalized = value.trim().toLowerCase();
|
||||
if (normalized === 'yes' || normalized === 'true' || normalized === '1') {
|
||||
return true;
|
||||
}
|
||||
if (normalized === 'no' || normalized === 'false' || normalized === '0') {
|
||||
return false;
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
Reference in New Issue
Block a user