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Build ChatListUI
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Ali
362
submodules/LegacyComponents/Sources/GPUImageOutput.m
Executable file
362
submodules/LegacyComponents/Sources/GPUImageOutput.m
Executable file
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#import "GPUImageOutput.h"
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//#import "GPUImagePicture.h"
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#import <mach/mach.h>
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void runOnMainQueueWithoutDeadlocking(void (^block)(void))
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{
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if ([NSThread isMainThread])
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{
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block();
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}
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else
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{
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dispatch_sync(dispatch_get_main_queue(), block);
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}
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}
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void runSynchronouslyOnVideoProcessingQueue(void (^block)(void))
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{
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dispatch_queue_t videoProcessingQueue = [GPUImageContext sharedContextQueue];
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#if !OS_OBJECT_USE_OBJC
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if (dispatch_get_current_queue() == videoProcessingQueue)
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#else
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if (dispatch_get_specific([GPUImageContext contextKey]))
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#endif
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{
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block();
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}else
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{
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dispatch_sync(videoProcessingQueue, block);
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}
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}
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void runAsynchronouslyOnVideoProcessingQueue(void (^block)(void))
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{
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dispatch_queue_t videoProcessingQueue = [GPUImageContext sharedContextQueue];
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#if !OS_OBJECT_USE_OBJC
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if (dispatch_get_current_queue() == videoProcessingQueue)
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#else
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if (dispatch_get_specific([GPUImageContext contextKey]))
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#endif
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{
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block();
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}else
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{
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dispatch_async(videoProcessingQueue, block);
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}
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}
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void runSynchronouslyOnContextQueue(GPUImageContext *context, void (^block)(void))
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{
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dispatch_queue_t videoProcessingQueue = [context contextQueue];
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#if !OS_OBJECT_USE_OBJC
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if (dispatch_get_current_queue() == videoProcessingQueue)
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#else
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if (dispatch_get_specific([GPUImageContext contextKey]))
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#endif
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{
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block();
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}else
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{
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dispatch_sync(videoProcessingQueue, block);
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}
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}
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void runAsynchronouslyOnContextQueue(GPUImageContext *context, void (^block)(void))
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{
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dispatch_queue_t videoProcessingQueue = [context contextQueue];
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#if !OS_OBJECT_USE_OBJC
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if (dispatch_get_current_queue() == videoProcessingQueue)
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#else
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if (dispatch_get_specific([GPUImageContext contextKey]))
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#endif
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{
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block();
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}else
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{
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dispatch_async(videoProcessingQueue, block);
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}
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}
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void reportAvailableMemoryForGPUImage(NSString *tag)
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{
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if (!tag)
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tag = @"Default";
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struct task_basic_info info;
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mach_msg_type_number_t size = sizeof(info);
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kern_return_t kerr = task_info(mach_task_self(),
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TASK_BASIC_INFO,
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(task_info_t)&info,
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&size);
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if( kerr == KERN_SUCCESS ) {
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NSLog(@"%@ - Memory used: %u", tag, (unsigned int)info.resident_size); //in bytes
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} else {
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NSLog(@"%@ - Error: %s", tag, mach_error_string(kerr));
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}
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}
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@implementation GPUImageOutput
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@synthesize shouldSmoothlyScaleOutput = _shouldSmoothlyScaleOutput;
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@synthesize shouldIgnoreUpdatesToThisTarget = _shouldIgnoreUpdatesToThisTarget;
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@synthesize targetToIgnoreForUpdates = _targetToIgnoreForUpdates;
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@synthesize frameProcessingCompletionBlock = _frameProcessingCompletionBlock;
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@synthesize enabled = _enabled;
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@synthesize outputTextureOptions = _outputTextureOptions;
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#pragma mark -
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#pragma mark Initialization and teardown
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- (id)init
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{
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if (!(self = [super init]))
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{
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return nil;
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}
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targets = [[NSMutableArray alloc] init];
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targetTextureIndices = [[NSMutableArray alloc] init];
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_enabled = YES;
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allTargetsWantMonochromeData = YES;
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usingNextFrameForImageCapture = NO;
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// set default texture options
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_outputTextureOptions.minFilter = GL_LINEAR;
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_outputTextureOptions.magFilter = GL_LINEAR;
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_outputTextureOptions.wrapS = GL_CLAMP_TO_EDGE;
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_outputTextureOptions.wrapT = GL_CLAMP_TO_EDGE;
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_outputTextureOptions.internalFormat = GL_RGBA;
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_outputTextureOptions.format = GL_BGRA;
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_outputTextureOptions.type = GL_UNSIGNED_BYTE;
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return self;
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}
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- (void)dealloc
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{
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[self removeAllTargets];
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}
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#pragma mark -
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#pragma mark Managing targets
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- (void)setInputFramebufferForTarget:(id<GPUImageInput>)target atIndex:(NSInteger)inputTextureIndex
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{
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[target setInputFramebuffer:[self framebufferForOutput] atIndex:inputTextureIndex];
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}
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- (GPUImageFramebuffer *)framebufferForOutput
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{
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return outputFramebuffer;
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}
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- (void)removeOutputFramebuffer
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{
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outputFramebuffer = nil;
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}
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- (void)notifyTargetsAboutNewOutputTexture
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{
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for (id<GPUImageInput> currentTarget in targets)
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{
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NSInteger indexOfObject = [targets indexOfObject:currentTarget];
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NSInteger textureIndex = [[targetTextureIndices objectAtIndex:indexOfObject] integerValue];
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[self setInputFramebufferForTarget:currentTarget atIndex:textureIndex];
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}
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}
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- (NSArray*)targets
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{
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return [NSArray arrayWithArray:targets];
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}
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- (void)addTarget:(id<GPUImageInput>)newTarget
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{
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NSInteger nextAvailableTextureIndex = [newTarget nextAvailableTextureIndex];
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[self addTarget:newTarget atTextureLocation:nextAvailableTextureIndex];
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if ([newTarget shouldIgnoreUpdatesToThisTarget])
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{
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_targetToIgnoreForUpdates = newTarget;
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}
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}
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- (void)addTarget:(id<GPUImageInput>)newTarget atTextureLocation:(NSInteger)textureLocation
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{
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if (newTarget == nil || [targets containsObject:newTarget])
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{
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return;
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}
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cachedMaximumOutputSize = CGSizeZero;
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runSynchronouslyOnVideoProcessingQueue(^{
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[self setInputFramebufferForTarget:newTarget atIndex:textureLocation];
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[targets addObject:newTarget];
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[targetTextureIndices addObject:[NSNumber numberWithInteger:textureLocation]];
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allTargetsWantMonochromeData = allTargetsWantMonochromeData && [newTarget wantsMonochromeInput];
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});
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}
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- (void)removeTarget:(id<GPUImageInput>)targetToRemove
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{
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if(![targets containsObject:targetToRemove])
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{
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return;
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}
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if (_targetToIgnoreForUpdates == targetToRemove)
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{
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_targetToIgnoreForUpdates = nil;
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}
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cachedMaximumOutputSize = CGSizeZero;
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NSInteger indexOfObject = [targets indexOfObject:targetToRemove];
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NSInteger textureIndexOfTarget = [[targetTextureIndices objectAtIndex:indexOfObject] integerValue];
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runSynchronouslyOnVideoProcessingQueue(^{
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[targetToRemove setInputSize:CGSizeZero atIndex:textureIndexOfTarget];
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[targetToRemove setInputRotation:kGPUImageNoRotation atIndex:textureIndexOfTarget];
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[targetTextureIndices removeObjectAtIndex:indexOfObject];
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[targets removeObject:targetToRemove];
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[targetToRemove endProcessing];
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});
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}
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- (void)removeAllTargets
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{
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cachedMaximumOutputSize = CGSizeZero;
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runSynchronouslyOnVideoProcessingQueue(^{
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for (id<GPUImageInput> targetToRemove in targets)
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{
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NSInteger indexOfObject = [targets indexOfObject:targetToRemove];
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NSInteger textureIndexOfTarget = [[targetTextureIndices objectAtIndex:indexOfObject] integerValue];
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[targetToRemove setInputSize:CGSizeZero atIndex:textureIndexOfTarget];
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[targetToRemove setInputRotation:kGPUImageNoRotation atIndex:textureIndexOfTarget];
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}
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[targets removeAllObjects];
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[targetTextureIndices removeAllObjects];
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allTargetsWantMonochromeData = YES;
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});
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}
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#pragma mark -
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#pragma mark Manage the output texture
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- (void)forceProcessingAtSize:(CGSize)__unused frameSize
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{
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}
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- (void)forceProcessingAtSizeRespectingAspectRatio:(CGSize)__unused frameSize
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{
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}
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#pragma mark -
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#pragma mark Still image processing
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- (void)useNextFrameForImageCapture
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{
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}
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- (CGImageRef)newCGImageFromCurrentlyProcessedOutput
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{
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return nil;
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}
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- (BOOL)providesMonochromeOutput
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{
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return NO;
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}
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#pragma mark -
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#pragma mark Platform-specific image output methods
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#if TARGET_IPHONE_SIMULATOR || TARGET_OS_IPHONE
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- (UIImage *)imageFromCurrentFramebuffer
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{
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UIDeviceOrientation deviceOrientation = [[UIDevice currentDevice] orientation];
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UIImageOrientation imageOrientation = UIImageOrientationLeft;
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switch (deviceOrientation)
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{
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case UIDeviceOrientationPortrait:
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imageOrientation = UIImageOrientationUp;
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break;
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case UIDeviceOrientationPortraitUpsideDown:
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imageOrientation = UIImageOrientationDown;
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break;
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case UIDeviceOrientationLandscapeLeft:
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imageOrientation = UIImageOrientationLeft;
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break;
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case UIDeviceOrientationLandscapeRight:
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imageOrientation = UIImageOrientationRight;
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break;
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default:
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imageOrientation = UIImageOrientationUp;
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break;
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}
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return [self imageFromCurrentFramebufferWithOrientation:imageOrientation];
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}
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- (UIImage *)imageFromCurrentFramebufferWithOrientation:(UIImageOrientation)imageOrientation
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{
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CGImageRef cgImageFromBytes = [self newCGImageFromCurrentlyProcessedOutput];
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UIImage *finalImage = [UIImage imageWithCGImage:cgImageFromBytes scale:1.0 orientation:imageOrientation];
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CGImageRelease(cgImageFromBytes);
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return finalImage;
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}
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- (CGSize)inputTextureSize
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{
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return inputTextureSize;
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}
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#else
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- (NSImage *)imageFromCurrentFramebuffer;
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{
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return [self imageFromCurrentFramebufferWithOrientation:UIImageOrientationLeft];
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}
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- (NSImage *)imageFromCurrentFramebufferWithOrientation:(UIImageOrientation)imageOrientation;
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{
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CGImageRef cgImageFromBytes = [self newCGImageFromCurrentlyProcessedOutput];
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NSImage *finalImage = [[NSImage alloc] initWithCGImage:cgImageFromBytes size:NSZeroSize];
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CGImageRelease(cgImageFromBytes);
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return finalImage;
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}
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- (NSImage *)imageByFilteringImage:(NSImage *)imageToFilter;
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{
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CGImageRef image = [self newCGImageByFilteringCGImage:[imageToFilter CGImageForProposedRect:NULL context:[NSGraphicsContext currentContext] hints:nil]];
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NSImage *processedImage = [[NSImage alloc] initWithCGImage:image size:NSZeroSize];
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CGImageRelease(image);
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return processedImage;
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}
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- (CGImageRef)newCGImageByFilteringImage:(NSImage *)imageToFilter
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{
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return [self newCGImageByFilteringCGImage:[imageToFilter CGImageForProposedRect:NULL context:[NSGraphicsContext currentContext] hints:nil]];
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}
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#endif
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@end
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