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