| 1 | /* |
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| 2 | mediastreamer2 library - modular sound and video processing and streaming |
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| 3 | Copyright (C) 2006 Simon MORLAT (simon.morlat@linphone.org) |
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| 4 | |
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| 5 | This program is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU General Public License |
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| 7 | as published by the Free Software Foundation; either version 2 |
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| 8 | of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | This program is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | GNU General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU General Public License |
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| 16 | along with this program; if not, write to the Free Software |
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| 17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 18 | */ |
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| 19 | |
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| 20 | #ifdef __APPLE__ |
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| 21 | |
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| 22 | #include "mediastreamer-config.h" |
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| 23 | #include "mediastreamer2/msvideo.h" |
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| 24 | #include "mediastreamer2/msticker.h" |
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| 25 | #include "mediastreamer2/msv4l.h" |
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| 26 | #include "mediastreamer2/mswebcam.h" |
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| 27 | #include "nowebcam.h" |
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| 28 | |
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| 29 | #import <QTKit/QTkit.h> |
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| 30 | |
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| 31 | struct v4mState; |
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| 32 | |
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| 33 | @interface NsMsWebCam :NSObject |
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| 34 | { |
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| 35 | QTCaptureDeviceInput *input; |
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| 36 | QTCaptureDecompressedVideoOutput * output; |
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| 37 | QTCaptureSession *session; |
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| 38 | QTCaptureDevice *device; |
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| 39 | |
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| 40 | ms_mutex_t mutex; |
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| 41 | queue_t rq; |
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| 42 | }; |
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| 43 | |
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| 44 | -(id) init; |
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| 45 | -(void) dealloc; |
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| 46 | -(int) start; |
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| 47 | -(int) stop; |
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| 48 | -(void) setSize:(MSVideoSize) size; |
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| 49 | -(MSVideoSize) getSize; |
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| 50 | -(void) setName:(NSString*) name; |
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| 51 | -(int) getPixFmt; |
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| 52 | |
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| 53 | @end |
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| 54 | |
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| 55 | @implementation NsMsWebCam |
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| 56 | |
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| 57 | -(void)captureOutput:(QTCaptureOutput *)captureOutput didOutputVideoFrame:(CVImageBufferRef)videoFrame withSampleBuffer:(QTSampleBuffer *)sampleBuffer fromConnection: |
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| 58 | (QTCaptureConnection *)connection |
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| 59 | { |
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| 60 | ms_mutex_lock(&mutex); |
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| 61 | mblk_t *buf; |
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| 62 | uint8_t * data = (uint8_t *)[sampleBuffer bytesForAllSamples]; |
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| 63 | int size = [sampleBuffer lengthForAllSamples]; |
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| 64 | buf=allocb(size,0); |
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| 65 | memcpy(buf->b_wptr, data, size); |
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| 66 | buf->b_wptr+=size; |
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| 67 | putq(&rq, buf); |
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| 68 | ms_mutex_unlock(&mutex); |
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| 69 | printf("captureOutput %s\n",[[[sampleBuffer formatDescription] localizedFormatSummary] UTF8String]); |
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| 70 | } |
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| 71 | |
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| 72 | -(id) init { |
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| 73 | qinit(&rq); |
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| 74 | ms_mutex_init(&mutex,NULL); |
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| 75 | NSError *error = nil; |
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| 76 | |
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| 77 | session = [[QTCaptureSession alloc] init]; |
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| 78 | output = [[QTCaptureDecompressedVideoOutput alloc] init]; |
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| 79 | [output setDelegate: self]; |
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| 80 | [session addOutput:output error:&error]; |
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| 81 | |
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| 82 | return self; |
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| 83 | } |
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| 84 | |
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| 85 | -(void) dealloc { |
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| 86 | [self stop]; |
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| 87 | |
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| 88 | if(session) |
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| 89 | [session release]; |
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| 90 | |
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| 91 | if(device) |
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| 92 | [device release]; |
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| 93 | |
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| 94 | if(input) |
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| 95 | [input release]; |
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| 96 | |
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| 97 | if(output) |
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| 98 | [output release]; |
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| 99 | |
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| 100 | flushq(&rq,0); |
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| 101 | ms_mutex_destroy(&mutex); |
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| 102 | |
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| 103 | [super dealloc]; |
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| 104 | } |
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| 105 | |
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| 106 | -(int) start { |
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| 107 | |
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| 108 | [session startRunning]; |
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| 109 | } |
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| 110 | |
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| 111 | -(int) stop { |
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| 112 | |
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| 113 | if(session) |
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| 114 | [session stopRunning]; |
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| 115 | |
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| 116 | if (input) |
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| 117 | { |
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| 118 | QTCaptureDevice *device = [input device]; |
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| 119 | if ([device isOpen]) |
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| 120 | [device close]; |
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| 121 | } |
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| 122 | } |
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| 123 | |
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| 124 | -(int) getPixFmt{ |
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| 125 | |
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| 126 | if([device isOpen]) |
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| 127 | { |
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| 128 | NSArray * array = [device formatDescriptions]; |
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| 129 | |
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| 130 | NSEnumerator *enumerator = [array objectEnumerator]; |
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| 131 | QTFormatDescription *desc; |
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| 132 | while ((desc = [enumerator nextObject])) |
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| 133 | { |
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| 134 | if ([desc mediaType] == QTMediaTypeVideo) |
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| 135 | { |
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| 136 | UInt32 fmt = [desc formatType]; |
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| 137 | |
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| 138 | if( fmt == kCVPixelFormatType_420YpCbCr8Planar) |
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| 139 | return MS_YUV420P; |
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| 140 | |
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| 141 | //else if( fmt == MS_YUYV) |
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| 142 | // return; |
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| 143 | |
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| 144 | else if( fmt == kCVPixelFormatType_24RGB) |
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| 145 | return MS_RGB24; |
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| 146 | |
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| 147 | //else if( fmt == MS_RGB24_REV) |
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| 148 | // return; |
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| 149 | //else if( fmt == MS_MJPEG) |
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| 150 | // return; |
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| 151 | else if( fmt == kUYVY422PixelFormat) |
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| 152 | return MS_UYVY; |
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| 153 | |
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| 154 | else if( fmt == kYUVSPixelFormat) |
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| 155 | return MS_YUY2; |
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| 156 | |
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| 157 | else if( fmt == k32RGBAPixelFormat) |
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| 158 | return MS_RGBA32; |
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| 159 | |
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| 160 | } |
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| 161 | } |
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| 162 | } |
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| 163 | |
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| 164 | return MS_YUV420P; |
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| 165 | } |
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| 166 | |
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| 167 | -(void) setName:(NSString*) name |
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| 168 | { |
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| 169 | NSError *error = nil; |
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| 170 | BOOL success = NO; |
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| 171 | |
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| 172 | device = [QTCaptureDevice defaultInputDeviceWithMediaType:QTMediaTypeVideo]; |
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| 173 | |
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| 174 | if(device) |
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| 175 | success = [device open:&error]; |
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| 176 | |
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| 177 | if(!success) |
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| 178 | return -1; |
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| 179 | |
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| 180 | input = [[QTCaptureDeviceInput alloc] initWithDevice:device]; |
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| 181 | success = [session addInput:input error:&error]; |
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| 182 | |
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| 183 | if(!success) |
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| 184 | return -1; |
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| 185 | } |
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| 186 | |
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| 187 | -(void) setSize:(MSVideoSize) size |
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| 188 | { |
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| 189 | printf("==========================>setSize w:%d,h:%d\n",size.width,size.height); |
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| 190 | |
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| 191 | [output setPixelBufferAttributes:[NSDictionary dictionaryWithObjectsAndKeys: |
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| 192 | [NSNumber numberWithInteger:size.width], (id)kCVPixelBufferWidthKey, |
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| 193 | [NSNumber numberWithInteger:size.height],(id)kCVPixelBufferHeightKey, |
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| 194 | //[NSNumber numberWithInteger:kCVPixelFormatType_420YpCbCr8Planar], (id)kCVPixelBufferPixelFormatTypeKey, |
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| 195 | nil]]; |
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| 196 | } |
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| 197 | |
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| 198 | -(MSVideoSize) getSize |
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| 199 | { |
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| 200 | MSVideoSize size; |
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| 201 | |
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| 202 | size.width = MS_VIDEO_SIZE_VGA_W; |
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| 203 | size.height = MS_VIDEO_SIZE_VGA_H; |
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| 204 | |
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| 205 | if(output) |
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| 206 | { |
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| 207 | NSDictionary * dic = [output pixelBufferAttributes]; |
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| 208 | |
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| 209 | size.width = [[dic objectForKey:kCVPixelBufferWidthKey] integerValue]; |
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| 210 | size.height = [[dic objectForKey:kCVPixelBufferHeightKey] integerValue]; |
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| 211 | } |
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| 212 | |
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| 213 | printf("==========================>getSize w:%d,h:%d\n",size.width,size.height); |
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| 214 | |
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| 215 | return size; |
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| 216 | } |
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| 217 | |
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| 218 | @end |
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| 219 | |
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| 220 | typedef struct v4mState{ |
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| 221 | NsMsWebCam * webcam; |
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| 222 | mblk_t *mire; |
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| 223 | int frame_ind; |
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| 224 | float fps; |
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| 225 | float start_time; |
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| 226 | int frame_count; |
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| 227 | bool_t usemire; |
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| 228 | }v4mState; |
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| 229 | |
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| 230 | static void v4m_init(MSFilter *f){ |
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| 231 | printf("v4m_init\n"); |
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| 232 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 233 | v4mState *s=ms_new0(v4mState,1); |
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| 234 | s->webcam= [[NsMsWebCam alloc] init]; |
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| 235 | s->mire=NULL; |
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| 236 | s->start_time=0; |
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| 237 | s->frame_count=-1; |
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| 238 | s->fps=15; |
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| 239 | s->usemire=(getenv("DEBUG")!=NULL); |
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| 240 | f->data=s; |
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| 241 | [myPool release]; |
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| 242 | } |
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| 243 | |
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| 244 | static int v4m_start(MSFilter *f, void *arg) { |
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| 245 | printf("v4m_start\n"); |
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| 246 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 247 | v4mState *s=(v4mState*)f->data; |
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| 248 | [s->webcam start]; |
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| 249 | ms_message("v4m video device opened."); |
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| 250 | [myPool release]; |
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| 251 | return 0; |
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| 252 | } |
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| 253 | |
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| 254 | static int v4m_stop(MSFilter *f, void *arg){ |
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| 255 | printf("v4m_stop\n"); |
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| 256 | v4mState *s=(v4mState*)f->data; |
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| 257 | [s->webcam stop]; |
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| 258 | ms_message("v4m video device closed."); |
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| 259 | |
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| 260 | return 0; |
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| 261 | } |
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| 262 | |
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| 263 | static void v4m_uninit(MSFilter *f){ |
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| 264 | printf("v4m_uninit\n"); |
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| 265 | //NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 266 | v4mState *s=(v4mState*)f->data; |
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| 267 | v4m_stop(f,NULL); |
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| 268 | |
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| 269 | freemsg(s->mire); |
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| 270 | [s->webcam release]; |
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| 271 | ms_free(s); |
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| 272 | //[myPool release]; |
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| 273 | } |
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| 274 | |
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| 275 | static mblk_t * v4m_make_mire(v4mState *s){ |
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| 276 | unsigned char *data; |
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| 277 | int i,j,line,pos; |
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| 278 | MSVideoSize vsize = [s->webcam getSize]; |
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| 279 | int patternw=vsize.width/6; |
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| 280 | int patternh=vsize.height/6; |
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| 281 | int red,green=0,blue=0; |
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| 282 | if (s->mire==NULL){ |
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| 283 | s->mire=allocb(vsize.width*vsize.height*3,0); |
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| 284 | s->mire->b_wptr=s->mire->b_datap->db_lim; |
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| 285 | } |
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| 286 | data=s->mire->b_rptr; |
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| 287 | for (i=0;i<vsize.height;++i){ |
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| 288 | line=i*vsize.width*3; |
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| 289 | if ( ((i+s->frame_ind)/patternh) & 0x1) red=255; |
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| 290 | else red= 0; |
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| 291 | for (j=0;j<vsize.width;++j){ |
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| 292 | pos=line+(j*3); |
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| 293 | |
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| 294 | if ( ((j+s->frame_ind)/patternw) & 0x1) blue=255; |
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| 295 | else blue= 0; |
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| 296 | |
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| 297 | data[pos]=red; |
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| 298 | data[pos+1]=green; |
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| 299 | data[pos+2]=blue; |
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| 300 | } |
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| 301 | } |
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| 302 | s->frame_ind++; |
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| 303 | return s->mire; |
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| 304 | } |
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| 305 | |
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| 306 | static mblk_t * v4m_make_nowebcam(v4mState *s){ |
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| 307 | if (s->mire==NULL && s->frame_ind==0){ |
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| 308 | //s->mire=ms_load_nowebcam(&s->vsize, -1); |
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| 309 | } |
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| 310 | s->frame_ind++; |
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| 311 | return s->mire; |
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| 312 | } |
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| 313 | |
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| 314 | static void v4m_process(MSFilter * obj){ |
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| 315 | //printf("v4m_process\n"); |
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| 316 | v4mState *s=(v4mState*)obj->data; |
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| 317 | uint32_t timestamp; |
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| 318 | int cur_frame; |
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| 319 | if (s->frame_count==-1){ |
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| 320 | s->start_time=obj->ticker->time; |
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| 321 | s->frame_count=0; |
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| 322 | } |
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| 323 | |
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| 324 | ms_mutex_lock(&s->webcam->mutex); |
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| 325 | |
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| 326 | cur_frame=((obj->ticker->time-s->start_time)*s->fps/1000.0); |
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| 327 | if (cur_frame>=s->frame_count) |
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| 328 | { |
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| 329 | mblk_t *om=NULL; |
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| 330 | /*keep the most recent frame if several frames have been captured */ |
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| 331 | if ([s->webcam->device isOpen]) |
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| 332 | { |
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| 333 | om=getq(&s->webcam->rq); |
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| 334 | } |
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| 335 | else |
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| 336 | { |
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| 337 | /*if (s->pix_fmt==MS_YUV420P && s->vsize.width==MS_VIDEO_SIZE_CIF_W && s->vsize.height==MS_VIDEO_SIZE_CIF_H) |
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| 338 | { |
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| 339 | if (s->usemire) |
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| 340 | { |
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| 341 | om=dupmsg(v4m_make_mire(s)); |
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| 342 | } |
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| 343 | else |
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| 344 | { |
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| 345 | mblk_t *tmpm=v4m_make_nowebcam(s); |
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| 346 | if (tmpm) |
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| 347 | om=dupmsg(tmpm); |
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| 348 | } |
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| 349 | }*/ |
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| 350 | } |
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| 351 | |
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| 352 | if (om!=NULL) |
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| 353 | { |
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| 354 | timestamp=obj->ticker->time*90;/* rtp uses a 90000 Hz clockrate for video*/ |
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| 355 | mblk_set_timestamp_info(om,timestamp); |
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| 356 | mblk_set_marker_info(om,TRUE); |
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| 357 | ms_queue_put(obj->outputs[0],om); |
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| 358 | s->frame_count++; |
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| 359 | } |
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| 360 | } |
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| 361 | else |
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| 362 | flushq(&s->webcam->rq,0); |
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| 363 | |
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| 364 | ms_mutex_unlock(&s->webcam->mutex); |
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| 365 | } |
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| 366 | |
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| 367 | static void v4m_preprocess(MSFilter *f){ |
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| 368 | printf("v4m_preprocess\n"); |
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| 369 | v4m_start(f,NULL); |
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| 370 | |
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| 371 | } |
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| 372 | |
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| 373 | static void v4m_postprocess(MSFilter *f){ |
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| 374 | printf("v4m_postprocess\n"); |
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| 375 | v4m_stop(f,NULL); |
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| 376 | } |
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| 377 | |
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| 378 | static int v4m_set_fps(MSFilter *f, void *arg){ |
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| 379 | printf("v4m_set_fps\n"); |
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| 380 | v4mState *s=(v4mState*)f->data; |
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| 381 | s->fps=*((float*)arg); |
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| 382 | s->frame_count=-1; |
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| 383 | return 0; |
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| 384 | } |
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| 385 | |
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| 386 | static int v4m_get_pix_fmt(MSFilter *f,void *arg){ |
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| 387 | printf("v4m_get_pix_fmt\n"); |
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| 388 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 389 | v4mState *s=(v4mState*)f->data; |
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| 390 | *((MSPixFmt*)arg) = [s->webcam getPixFmt]; |
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| 391 | [myPool release]; |
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| 392 | return 0; |
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| 393 | } |
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| 394 | |
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| 395 | static int v4m_set_vsize(MSFilter *f, void *arg){ |
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| 396 | printf("v4m_set_vsize\n"); |
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| 397 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 398 | v4mState *s=(v4mState*)f->data; |
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| 399 | [s->webcam setSize:*((MSVideoSize*)arg)]; |
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| 400 | [myPool release]; |
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| 401 | return 0; |
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| 402 | } |
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| 403 | |
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| 404 | static int v4m_get_vsize(MSFilter *f, void *arg){ |
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| 405 | printf("v4m_get_vsize\n"); |
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| 406 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 407 | v4mState *s=(v4mState*)f->data; |
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| 408 | *(MSVideoSize*)arg = [s->webcam getSize]; |
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| 409 | [myPool release]; |
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| 410 | return 0; |
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| 411 | } |
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| 412 | |
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| 413 | static MSFilterMethod methods[]={ |
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| 414 | { MS_FILTER_SET_FPS , v4m_set_fps }, |
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| 415 | { MS_FILTER_GET_PIX_FMT , v4m_get_pix_fmt }, |
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| 416 | { MS_FILTER_SET_VIDEO_SIZE, v4m_set_vsize }, |
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| 417 | { MS_V4L_START , v4m_start }, |
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| 418 | { MS_V4L_STOP , v4m_stop }, |
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| 419 | { MS_FILTER_GET_VIDEO_SIZE, v4m_get_vsize }, |
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| 420 | { 0 , NULL } |
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| 421 | }; |
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| 422 | |
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| 423 | MSFilterDesc ms_v4m_desc={ |
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| 424 | .id=MS_V4L_ID, |
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| 425 | .name="MSV4m", |
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| 426 | .text="A video for macosx compatible source filter to stream pictures.", |
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| 427 | .ninputs=0, |
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| 428 | .noutputs=1, |
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| 429 | .category=MS_FILTER_OTHER, |
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| 430 | .init=v4m_init, |
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| 431 | .preprocess=v4m_preprocess, |
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| 432 | .process=v4m_process, |
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| 433 | .postprocess=v4m_postprocess, |
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| 434 | .uninit=v4m_uninit, |
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| 435 | .methods=methods |
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| 436 | }; |
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| 437 | |
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| 438 | MS_FILTER_DESC_EXPORT(ms_v4m_desc) |
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| 439 | |
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| 440 | static void ms_v4m_detect(MSWebCamManager *obj); |
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| 441 | |
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| 442 | static void ms_v4m_cam_init(MSWebCam *cam) |
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| 443 | { |
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| 444 | printf("ms_v4m_cam_init\n"); |
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| 445 | } |
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| 446 | |
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| 447 | static int v4m_set_device(MSFilter *f, void *arg) |
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| 448 | { |
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| 449 | printf("v4m_set_device\n"); |
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| 450 | |
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| 451 | v4mState *s=(v4mState*)f->data; |
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| 452 | |
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| 453 | /*s->id = (char*) malloc(sizeof(char)*strlen((char*)arg)); |
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| 454 | strcpy(s->id,(char*)arg);*/ |
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| 455 | |
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| 456 | return 0; |
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| 457 | } |
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| 458 | |
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| 459 | static int v4m_set_name(MSFilter *f, void *arg){ |
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| 460 | |
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| 461 | printf("v4m_set_name\n"); |
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| 462 | |
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| 463 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 464 | v4mState *s=(v4mState*)f->data; |
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| 465 | |
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| 466 | /*s->name = (char*) malloc(sizeof(char)*strlen((char*)arg)); |
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| 467 | strcpy(s->name,(char*)arg);*/ |
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| 468 | |
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| 469 | [s->webcam setName:@""]; |
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| 470 | [myPool release]; |
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| 471 | |
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| 472 | return 0; |
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| 473 | } |
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| 474 | |
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| 475 | static MSFilter *ms_v4m_create_reader(MSWebCam *obj) |
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| 476 | { |
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| 477 | printf("ms_v4m_create_reader\n"); |
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| 478 | |
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| 479 | MSFilter *f= ms_filter_new_from_desc(&ms_v4m_desc); |
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| 480 | |
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| 481 | v4m_set_device(f,obj->id); |
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| 482 | v4m_set_name(f,obj->data); |
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| 483 | |
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| 484 | return f; |
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| 485 | } |
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| 486 | |
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| 487 | MSWebCamDesc ms_v4m_cam_desc={ |
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| 488 | "VideoForMac grabber", |
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| 489 | &ms_v4m_detect, |
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| 490 | &ms_v4m_cam_init, |
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| 491 | &ms_v4m_create_reader, |
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| 492 | NULL |
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| 493 | }; |
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| 494 | |
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| 495 | |
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| 496 | static void ms_v4m_detect(MSWebCamManager *obj){ |
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| 497 | |
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| 498 | int i = 0; |
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| 499 | NSAutoreleasePool* myPool = [[NSAutoreleasePool alloc] init]; |
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| 500 | |
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| 501 | NSArray * array = [QTCaptureDevice inputDevicesWithMediaType:QTMediaTypeVideo]; |
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| 502 | |
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| 503 | for(i = 0 ; i < [array count]; i++) |
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| 504 | { |
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| 505 | QTCaptureDevice * device = [array objectAtIndex:i]; |
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| 506 | MSWebCam *cam=ms_web_cam_new(&ms_v4m_cam_desc); |
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| 507 | |
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| 508 | cam->name= ms_strdup([[device localizedDisplayName] UTF8String]); |
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| 509 | cam->id = ms_strdup([[device uniqueID] UTF8String]); |
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| 510 | cam->data = NULL; |
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| 511 | ms_web_cam_manager_add_cam(obj,cam); |
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| 512 | } |
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| 513 | [myPool release]; |
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| 514 | |
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| 515 | printf("ms_v4m_detect\n"); |
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| 516 | } |
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| 517 | |
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| 518 | #endif |
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