[vlc-commits] [Git][videolan/vlc][master] doc/libvlc: add appkit_player demo code

[Jean-Baptiste Kempf (@jbk)]

Jean-Baptiste Kempf pushed to branch master at VideoLAN / VLC


Commits:
60fcef78 by Alexandre Janniaux at 2022-05-27T06:22:44+00:00
doc/libvlc: add appkit_player demo code

The sample code demonstrate how to bind an NSView to a media player to
integrate video playback in a Cocoa application.

- - - - -


1 changed file:

- + doc/libvlc/appkit_player.m


Changes:

=====================================
doc/libvlc/appkit_player.m
=====================================
@@ -0,0 +1,102 @@
+/* appkit_player.m: AppKit libvlc integration sample
+ *
+ * Copyright (C) 2022 Videolabs
+ *
+ * Authors: Marvin Scholz <epirat07 at gmail dot com>
+ *          Alexandre Janniaux <ajanni at videolabs.io>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+    To compile the sample:
+
+    clang doc/libvlc/appkit_player.m -fobjc-arc -o appkit_player -I include/ -Wl,-framework,AppKit -I include -L build-macosx/lib/.libs -lvlc
+    install_name_tool -add_rpath build-macosx/lib/.libs appkit_player
+    install_name_tool -add_rpath build-macosx/src/.libs appkit_player
+
+    VLC_PLUGIN_PATH=$(pwd)/build-macosx/modules/ ./appkit_player $MRL
+*/
+
+#import <Cocoa/Cocoa.h>
+#import <vlc/vlc.h>
+
+#define ARRAY_SIZE(A) (sizeof (A) / sizeof (A[0]))
+
+ at interface AppDelegate : NSObject <NSApplicationDelegate>
+{
+    libvlc_instance_t *instance;
+    libvlc_media_player_t *player;
+    libvlc_media_t *media;
+}
+ at property NSWindow *window;
+ at property NSView *view;
+ at end
+
+ at implementation AppDelegate
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+     // Insert code here to initialize your application
+
+     NSWindowStyleMask windowMask =
+         NSWindowStyleMaskTitled | NSWindowStyleMaskMiniaturizable |
+         NSWindowStyleMaskResizable | NSWindowStyleMaskClosable;
+     _window = [[NSWindow alloc]
+         initWithContentRect: NSMakeRect(300, 300, 200, 100)
+                   styleMask: windowMask
+                     backing: NSBackingStoreBuffered
+                       defer: NO];
+    [_window setTitle: @"LibVLC AppKit sample"];
+    [_window makeKeyAndOrderFront:nil];
+
+    _view = [[NSView alloc] initWithFrame:NSMakeRect(300, 300, 200, 100)];
+    [_window setContentView: _view];
+
+    const char *const vlc_args[] = { "-vv", "--aout=dummy" };
+    instance = libvlc_new(ARRAY_SIZE(vlc_args), vlc_args);
+    NSAssert(instance != NULL, @"Failed to allocate libvlc instance");
+
+    player = libvlc_media_player_new(instance);
+    NSAssert(player != NULL, @"Failed to allocate player instance");
+
+    NSArray *args = [[NSProcessInfo processInfo] arguments];
+    NSString *location = [args objectAtIndex:1];
+    media = libvlc_media_new_location(instance, [location UTF8String]);
+    libvlc_media_player_set_media(player, media);
+
+    libvlc_media_player_set_nsobject(player, (__bridge void*)_view);
+    libvlc_media_player_play(player);
+}
+ at end
+
+int main(int argc, char *argv[])
+{
+    if (argc < 2) return -1;
+    AppDelegate *delegate = [[AppDelegate alloc] init];
+    [NSApplication sharedApplication];
+    [NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
+    [NSApp setDelegate: delegate];
+    [NSApp activateIgnoringOtherApps: YES];
+    return NSApplicationMain(argc, (const char **)argv);
+}



View it on GitLab: https://code.videolan.org/videolan/vlc/-/commit/60fcef78eee709f1746e62d7ccb8da76ba6d7401

-- 
View it on GitLab: https://code.videolan.org/videolan/vlc/-/commit/60fcef78eee709f1746e62d7ccb8da76ba6d7401
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