Update license

* Switch to MIT
* Add license notice to source files

LICENSE

@@ -1,3 +1,21 @@
-Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com>
-This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License. 
-To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/
+The MIT License (MIT)
+
+Copyright (c) 2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE

src/omv/array.c

@@ -1,6 +1,10 @@
-/**
- * Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com>
- * See the file COPYING for copying permission.
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Dynamic array.
+ *
  */
 #include <stdlib.h>
 #include <string.h>

src/omv/array.h

@@ -1,6 +1,10 @@
-/**
- * Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com> 
- * See the file COPYING for copying permission.
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Dynamic array.
+ *
  */
 #ifndef __ARRAY_H__
 #define __ARRAY_H__
@@ -18,4 +22,4 @@ void *array_pop_back(struct array *array);
 void array_sort(struct array *array, array_comp);
 void array_erase(struct array *array, int index);
 void array_resize(struct array *array, int index);
-#endif//__ARRAY_H__
+#endif //__ARRAY_H__

src/omv/framebuffer.h

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Global framebuffer pointer.
+ *
+ */
 #ifndef __FRAMEBUFFER_H__
 #define __FRAMEBUFFER_H__
 #include "mutex.h"
@@ -9,5 +17,6 @@ static struct framebuffer {
     int ready;
     mutex_t lock;
     uint8_t pixels[];
+// Note all instances of fb point to the same memory address.
 }*fb = (struct framebuffer *) &_fb_base;
 #endif /* __FRAMEBUFFER_H__ */

src/omv/img/blob.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Blob count.
+ *
+ */
 #include "xalloc.h"
 #include "imlib.h"
 #include <arm_math.h>

src/omv/img/fmath.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Fast approximate math functions.
+ *
+ */
 #include "mdefs.h"
 #include "fmath.h"
 

src/omv/img/fmath.h

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Fast approximate math functions.
+ *
+ */
 #ifndef __FMATH_H__
 #define __FMATH_H__
 #include <stdint.h>
@@ -12,4 +20,4 @@ float fast_cbrtf(float d);
 float fast_fabsf(float d);
 float fast_log(float x);
 float fast_log2(float x);
-#endif /* __FMATH_H__ */
+#endif // __FMATH_H__

src/omv/img/font.c

@@ -1,25 +1,29 @@
-/*******************************************************************************
-* name: Font
-* family: Ubuntu
-* size: 8
-* style: Normal
-* included characters:  !"#$%&'()*+,-./0123456789:;<=>?\x0040ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~
-* antialiasing: yes
-* type: monospaced
-* encoding: ASMO-708
-* unicode bom: no
-*
-* preset name: Monochrome
-* data block size: 8 bit(s), uint8_t
-* RLE compression enabled: no
-* conversion type: Monochrome, Diffuse Dither 128
-* bits per pixel: 1
-*
-* preprocess:
-*  main scan direction: top_to_bottom
-*  line scan direction: forward
-*  inverse: yes
-*******************************************************************************/
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Font data.
+ *
+ * Size: 8 Style: Normal
+ * Included characters:
+ *  !"#$%&'()*+,-./0123456789:;<=>?\x0040ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~
+ * Antialiasing: yes
+ * Type: monospaced
+ * Encoding: ASMO-708
+ * Unicode bom: no
+ *
+ * Preset name: Monochrome
+ * Data block size: 8 bit(s), uint8_t
+ * RLE compression enabled: no
+ * Conversion type: Monochrome, Diffuse Dither 128
+ * Bits per pixel: 1
+ *
+ * Preprocess:
+ *  main scan direction: top_to_bottom
+ *  line scan direction: forward
+ *  inverse: yes
+ */
 #include <stdint.h>
 #include "font.h"
 

src/omv/img/font.h

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Font data.
+ *
+ */
 #ifndef __FONT_H__
 #define __FONT_H__
 typedef struct {
@@ -6,4 +14,4 @@ typedef struct {
     uint8_t data[10];
 } glyph_t;
 extern const glyph_t font[95];
-#endif //__FONT_H__
+#endif // __FONT_H__

src/omv/img/haar.c

@@ -1,8 +1,7 @@
 /*
  * This file is part of the OpenMV project.
- * Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com>
- * This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License.
- * To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
  *
  * Viola-Jones face detector implementation.
  * Original Author: Francesco Comaschi (f.comaschi@tue.nl)

src/omv/img/imlib.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Image library.
+ *
+ */
 #include <stdlib.h>
 #include <string.h>
 #include <arm_math.h>

src/omv/img/imlib.h

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Image library.
+ *
+ */
 #ifndef __IMLIB_H__
 #define __IMLIB_H__
 #include <stdint.h>

src/omv/img/integral.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Integral image.
+ *
+ */
 #include <stdlib.h>
 #include <string.h>
 #include <arm_math.h>

src/omv/img/jpeg.c

@@ -1,13 +1,11 @@
 /*
  * This file is part of the OpenMV project.
- * Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com>
- * This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License.
- * To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
  *
- * Public domain Minimalistic JPEG baseline encoder
+ * Minimalistic JPEG baseline encoder.
  *
- * */
-
+ */
 #include "ff.h"
 #include "std.h"
 #include "xalloc.h"

src/omv/img/kmeans.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Kmeans clustering.
+ *
+ */
 #include <float.h>
 #include <limits.h>
 #include <arm_math.h>

src/omv/img/lbp.c

@@ -1,12 +1,11 @@
 /*
- * This file is part of the OpenMV project.
- * Copyright (c) 2013 Ibrahim Abd Elkader <i.abdalkader@gmail.com>
- * This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 License.
- * To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/3.0/
- *
- * LBPu2⁄8,2 Operator.
- *
- */
+* This file is part of the OpenMV project.
+* Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+* This work is licensed under the MIT license, see the file LICENSE for details.
+*
+* LBPu2⁄8,2 Operator.
+*
+*/
 #include "imlib.h"
 #include "xalloc.h"
 

src/omv/img/median.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * O(N) median filter with histograms.
+ *
+ */
 #include "xalloc.h"
 #include "imlib.h"
 #include <arm_math.h>

src/omv/img/point.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * X,Y Point.
+ *
+ */
 #include <float.h>
 #include <limits.h>
 #include <arm_math.h>

src/omv/img/ppm.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * PPM/PGM reader/writer.
+ *
+ */
 #include <ff.h>
 #include <stdio.h>
 #include "xalloc.h"

src/omv/img/rectangle.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Rectangle functions.
+ *
+ */
 #include <float.h>
 #include <limits.h>
 #include <arm_math.h>

src/omv/img/template.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Template matching with NCC (Normalized Cross Correlation).
+ *
+ */
 #include "xalloc.h"
 #include "imlib.h"
 #include <arm_math.h>

src/omv/main.c

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * main function.
+ *
+ */
 #include <stdio.h>
 #include <string.h>
 #include <stm32f4xx_hal.h>

src/omv/mdefs.h

@@ -1,3 +1,11 @@
+/*
+ * This file is part of the OpenMV project.
+ * Copyright (c) 2013/2014 Ibrahim Abdelkader <i.abdalkader@gmail.com>
+ * This work is licensed under the MIT license, see the file LICENSE for details.
+ *
+ * Misc macros.
+ *
+ */
 #ifndef ALWAYS_INLINE
 #define ALWAYS_INLINE inline __attribute__((always_inline))
 #endif