git.sesse.net Git - vlc/blob - projects/macosx/frontrow_plugin/VLCMediaLayer.m

   1 //
   2 //  VLCMediaLayer.m
   3 //  FRVLC
   4 //
   5 //  Created by hyei on 11/09/07.
   6 //  Copyright 2007 __MyCompanyName__. All rights reserved.
   7 //
   8
   9 #import "VLCMediaLayer.h"
  10
  11 @implementation VLCMediaLayer
  12
  13 - init
  14 {
  15     self = [super init];
  16
  17     return self;
  18 }
  19
  20 - (void)dealloc
  21 {
  22     [_player release];
  23     [super dealloc];
  24 }
  25
  26 - (void)setMedia:(VLCMedia*)media
  27 {
  28 #if 0
  29     if(_videoLayer != nil) {
  30         [_videoLayer removeFromSuperlayer];
  31     }
  32
  33     _videoLayer = [VLCVideoLayer layer];
  34     _videoLayer.frame = self.bounds;
  35     _videoLayer.autoresizingMask = kCALayerWidthSizable|kCALayerHeightSizable;
  36     [self addSublayer:_videoLayer];
  37
  38     if(_player != nil) {
  39         [_player release];
  40     }
  41
  42     _player = [[VLCMediaPlayer alloc] initWithVideoLayer:_videoLayer];
  43 #else
  44     if(_videoLayer == nil) {
  45         _videoLayer = [VLCVideoLayer layer];
  46         _videoLayer.frame = self.bounds;
  47         _videoLayer.autoresizingMask = kCALayerWidthSizable|kCALayerHeightSizable;
  48         [self addSublayer:_videoLayer];
  49     }
  50
  51     if(_player == nil) {
  52         _player = [[VLCMediaPlayer alloc] initWithVideoLayer:_videoLayer];
  53     }
  54     else {
  55         [_player pause];
  56     }
  57 #endif
  58
  59     NSLog(@"playing media: %@", media);
  60
  61     [_player setMedia:media];
  62 }
  63
  64 - (VLCMedia *)media
  65 {
  66     return [_player media];
  67 }
  68
  69 - (VLCMedia *)url
  70 {
  71     if(_player == nil) {
  72         return nil;
  73     }
  74     else {
  75         return [_player media];
  76     }
  77 }
  78
  79 - (void)setPlaying:(BOOL)playing
  80 {
  81     if(playing)
  82         [_player play];
  83     else
  84         [_player pause];
  85 }
  86
  87 - (BOOL)playing
  88 {
  89     return [_player isPlaying];
  90 }
  91
  92 - (VLCMediaPlayer*)player
  93 {
  94     return _player;
  95 }
  96
  97 #define NUM_RATES 7
  98 static float rates[NUM_RATES] = {-8.0, -4.0, -2.0, 1.0, 2.0, 4.0, 8.0};
  99
 100 - (void)_slideRate:(int)delta
 101 {
 102     float rate = _player.rate;
 103     BOOL foundRate = NO;
 104
 105     int index;
 106     for(index=0; index<NUM_RATES; index++) {
 107         if(rate == rates[index]) {
 108             int newIndex = index + delta;
 109             if(newIndex >= 0 && newIndex < NUM_RATES) {
 110                 rate = rates[newIndex];
 111                 foundRate = YES;
 112             }
 113         }
 114     }
 115
 116     if(foundRate) {
 117         _player.rate = rate;
 118     }
 119 }
 120
 121 - (void)goFaster
 122 {
 123     [self _slideRate:+1];
 124 }
 125
 126 - (void)goSlower
 127 {
 128     [self _slideRate:-1];
 129 }
 130
 131 - (void)playPause
 132 {
 133     if(_player.rate != 1.0) {
 134         _player.rate = 1.0;
 135     }
 136     else {
 137         if([_player isPlaying]) {
 138             [_player pause];
 139         }
 140         else {
 141             [_player play];
 142         }
 143     }
 144 }
 145
 146 #if 0
 147 #define CHECK_ERR(func) \
 148 { \
 149         CGLError err = func;\
 150         if(err != kCGLNoError) NSLog(@"error: %s", CGLErrorString(err)); \
 151 }
 152
 153 #define CHECK_GL_ERROR() \
 154 { \
 155         GLenum err = glGetError(); \
 156         if(err != GL_NO_ERROR) NSLog(@"glError: %d", err); \
 157 }
 158
 159 - (void)drawInCGLContext:(CGLContextObj)ctx pixelFormat:(CGLPixelFormatObj)pf forLayerTime:(CFTimeInterval)t displayTime:(const CVTimeStamp *)ts
 160 {
 161     static int i = 0;
 162     CGRect bounds = self.bounds;
 163     //NSLog(@"draw");
 164     --i;
 165
 166     if(i<0 && _pBuffer == NULL) {
 167         NSOpenGLView * openglView = nil;
 168         for(NSView * subview in [_videoView subviews]) {
 169             if([subview isKindOfClass:[NSOpenGLView class]]) {
 170                 openglView = (NSOpenGLView*)subview;
 171                 break;
 172             }
 173         }
 174
 175         if(openglView != nil) {
 176             NSLog(@"Create pbuffer %@", NSStringFromRect([_videoView bounds]));
 177             CHECK_ERR(CGLCreatePBuffer(CGRectGetWidth(bounds), CGRectGetHeight(bounds), GL_TEXTURE_RECTANGLE_ARB, GL_RGB, 0, &_pBuffer));
 178
 179             CGLContextObj vlcContext = (CGLContextObj)[[openglView openGLContext] CGLContextObj];
 180
 181             CHECK_ERR(CGLLockContext(vlcContext));
 182             CHECK_ERR(CGLSetCurrentContext(vlcContext));
 183
 184             GLint screen;
 185             CHECK_ERR(CGLGetVirtualScreen(vlcContext, &screen));
 186
 187             CHECK_ERR(CGLSetPBuffer(vlcContext, _pBuffer, 0, 0, screen));
 188
 189             CHECK_ERR(CGLUnlockContext(vlcContext));
 190             CHECK_ERR(CGLSetCurrentContext(ctx));
 191         }
 192     }
 193
 194     if(_pBuffer != NULL) {
 195         glColor3f(1.0, 1.0, 1.0);
 196
 197         GLuint texture;
 198         glGenTextures(1, &texture);
 199         CHECK_GL_ERROR();
 200         glEnable(GL_TEXTURE_RECTANGLE_ARB);
 201         CHECK_GL_ERROR();
 202         glBindTexture(GL_TEXTURE_RECTANGLE_ARB, texture);
 203         CHECK_GL_ERROR();
 204         glTexParameterf(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 205         CHECK_GL_ERROR();
 206         CHECK_ERR(CGLTexImagePBuffer(ctx, _pBuffer, GL_FRONT));
 207
 208         glBegin(GL_QUADS);
 209         glTexCoord2f(CGRectGetMinX(bounds), CGRectGetMinY(bounds));
 210         glVertex2f(-1.0, -1.0);
 211         glTexCoord2f(CGRectGetMinX(bounds), CGRectGetMaxY(bounds));
 212         glVertex2f(-1.0, 1.0);
 213         glTexCoord2f(CGRectGetMaxX(bounds), CGRectGetMaxY(bounds));
 214         glVertex2f(1.0, 1.0);
 215         glTexCoord2f(CGRectGetMaxX(bounds), CGRectGetMinY(bounds));
 216         glVertex2f(1.0, -1.0);
 217         glEnd();
 218         CHECK_GL_ERROR();
 219
 220         glDisable(GL_TEXTURE_RECTANGLE_ARB);
 221     }
 222     else {
 223         glColor3f(0.0, 0.0, 0.0);
 224
 225         glBegin(GL_QUADS);
 226         glVertex2f(-1.0, 1.0);
 227         glVertex2f(1.0, 1.0);
 228         glVertex2f(1.0, -1.0);
 229         glVertex2f(-1.0, -1.0);
 230         glEnd();
 231     }
 232
 233     [super drawInCGLContext:ctx pixelFormat:pf forLayerTime:t displayTime:ts];
 234 }
 235 #endif
 236 @end