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feat: add hardware decoding options and logging for video playback

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tapframe 2026-06-08 15:59:02 +05:30
parent 22ae97f892
commit 863e895d06
1 changed files with 36 additions and 0 deletions
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36
composeApp/src/desktopMain/native/macos/player_bridge.mm
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@ -419,6 +419,7 @@ static NSString *javaScriptStringLiteral(NSString *value) {
JavaVM *_javaVm;
jobject _eventSink;
jmethodID _eventMethod;
NSString *_lastLoggedHwdec;
}
- (instancetype)initWithHostView:(NSView *)hostView
@ -486,6 +487,14 @@ static NSString *javaScriptStringLiteral(NSString *value) {
mpv_set_option_string(_mpv, "input-vo-keyboard", "no");
mpv_set_option_string(_mpv, "keep-open", "yes");
mpv_set_option_string(_mpv, "vo", "libmpv");
mpv_set_option_string(_mpv, "hwdec", "videotoolbox");
mpv_set_option_string(_mpv, "hwdec-codecs", "all");
mpv_set_option_string(_mpv, "vd-lavc-dr", "yes");
mpv_set_option_string(_mpv, "vd-lavc-threads", "4");
mpv_set_option_string(_mpv, "demuxer-max-bytes", "64MiB");
mpv_set_option_string(_mpv, "demuxer-max-back-bytes", "16MiB");
mpv_set_option_string(_mpv, "demuxer-seekable-cache", "no");
mpv_set_option_string(_mpv, "cache-secs", "30");
if (headerLines.count > 0) {
NSString *headers = [headerLines componentsJoinedByString:@","];
@ -539,6 +548,7 @@ static NSString *javaScriptStringLiteral(NSString *value) {
BOOL paused = [self isPaused];
NSString *audioTracks = [self audioTracksJson] ?: @"[]";
NSString *subtitleTracks = [self subtitleTracksJson] ?: @"[]";
[self logHwdecIfNeeded];
NSString *script = [NSString stringWithFormat:
@"window.playerUpdate({duration:%0.3f,position:%0.3f,paused:%@,audioTracks:%@,subtitleTracks:%@})",
duration,
@ -549,6 +559,32 @@ static NSString *javaScriptStringLiteral(NSString *value) {
[_webView evaluateJavaScript:script completionHandler:nil];
}
- (void)logHwdecIfNeeded {
if (!_mpv) {
return;
}
NSString *hwdec = [self stringProperty:"hwdec-current" fallback:@""];
if (hwdec.length == 0) {
return;
}
NSString *codec = [self stringProperty:"video-codec" fallback:@"unknown"];
long long width = [self int64Property:"width" fallback:0];
long long height = [self int64Property:"height" fallback:0];
NSString *diagnosticKey = [NSString stringWithFormat:@"%@:%@:%lldx%lld", hwdec, codec, width, height];
if (_lastLoggedHwdec && [_lastLoggedHwdec isEqualToString:diagnosticKey]) {
return;
}
_lastLoggedHwdec = diagnosticKey;
NSLog(
@"[NuvioDesktopPlayer] hwdec-current=%@ codec=%@ size=%lldx%lld cache=%.1fs",
hwdec,
codec,
width,
height,
[self doubleProperty:"demuxer-cache-time" fallback:0.0]
);
}
- (JNIEnv *)jniEnvDidAttach:(BOOL *)didAttach {
if (didAttach) {
*didAttach = NO;