The Tor Browser / file comparison
comparison: gfx/cairo/quartz-create-for-data.patch
gfx/cairo/quartz-create-for-data.patch
- changeset 0
- 6474c204b198
equal
deleted
inserted
replaced
| -1:000000000000 | 0:a1ca7d3af6b6 |
|---|---|
| 1 diff --git a/gfx/cairo/README b/gfx/cairo/README | |
| 2 --- a/gfx/cairo/README | |
| 3 +++ b/gfx/cairo/README | |
| 4 @@ -71,16 +71,18 @@ quartz-cache-CGImageRef.patch: cache CGI | |
| 5 quartz-remove-snapshot.patch: remove broken implementation of backend snapshot | |
| 6 | |
| 7 quartz-cglayers.patch: add support for cairo surfaces backed by CGLayers | |
| 8 | |
| 9 quartz-cglayers-fix-fallback.patch: Bug 572912; fix bug in fallback code in previous patch | |
| 10 | |
| 11 quartz-get-image.patch: Bug 575521; add a way to get the image surface associated with a surface | |
| 12 | |
| 13 +quartz-create-for-data.patch: Bug 575521; add a way to create quartz surfaces backed with application-provided data | |
| 14 + | |
| 15 premultiply-alpha-solid-gradients.patch: bug 539165; multiply the solid color by the alpha component before using it for a solid surface | |
| 16 | |
| 17 xlib-initialize-members.path: bug 548793; initialize XRender version if the server doesn't have the extension | |
| 18 | |
| 19 remove-comma: remove a comma from enum | |
| 20 | |
| 21 d2d.patch: add d2d support | |
| 22 | |
| 23 diff --git a/gfx/cairo/cairo/src/cairo-quartz-private.h b/gfx/cairo/cairo/src/cairo-quartz-private.h | |
| 24 --- a/gfx/cairo/cairo/src/cairo-quartz-private.h | |
| 25 +++ b/gfx/cairo/cairo/src/cairo-quartz-private.h | |
| 26 @@ -63,16 +63,18 @@ typedef struct cairo_quartz_surface { | |
| 27 CGImageRef bitmapContextImage; | |
| 28 | |
| 29 /** | |
| 30 * If non-null, this is the CGLayer for the surface. | |
| 31 */ | |
| 32 CGLayerRef cgLayer; | |
| 33 | |
| 34 cairo_rectangle_int_t extents; | |
| 35 + | |
| 36 + cairo_bool_t ownsData; | |
| 37 } cairo_quartz_surface_t; | |
| 38 | |
| 39 typedef struct cairo_quartz_image_surface { | |
| 40 cairo_surface_t base; | |
| 41 | |
| 42 cairo_rectangle_int_t extents; | |
| 43 | |
| 44 CGImageRef image; | |
| 45 diff --git a/gfx/cairo/cairo/src/cairo-quartz-surface.c b/gfx/cairo/cairo/src/cairo-quartz-surface.c | |
| 46 --- a/gfx/cairo/cairo/src/cairo-quartz-surface.c | |
| 47 +++ b/gfx/cairo/cairo/src/cairo-quartz-surface.c | |
| 48 @@ -1880,20 +1880,21 @@ _cairo_quartz_surface_finish (void *abst | |
| 49 surface->cgContext = NULL; | |
| 50 | |
| 51 if (surface->bitmapContextImage) { | |
| 52 CGImageRelease (surface->bitmapContextImage); | |
| 53 surface->bitmapContextImage = NULL; | |
| 54 } | |
| 55 | |
| 56 if (surface->imageSurfaceEquiv) { | |
| 57 - _cairo_image_surface_assume_ownership_of_data (surface->imageSurfaceEquiv); | |
| 58 + if (surface->ownsData) | |
| 59 + _cairo_image_surface_assume_ownership_of_data (surface->imageSurfaceEquiv); | |
| 60 cairo_surface_destroy (surface->imageSurfaceEquiv); | |
| 61 surface->imageSurfaceEquiv = NULL; | |
| 62 - } else if (surface->imageData) { | |
| 63 + } else if (surface->imageData && surface->ownsData) { | |
| 64 free (surface->imageData); | |
| 65 } | |
| 66 | |
| 67 surface->imageData = NULL; | |
| 68 | |
| 69 if (surface->cgLayer) { | |
| 70 CGLayerRelease (surface->cgLayer); | |
| 71 } | |
| 72 @@ -2888,16 +2889,17 @@ _cairo_quartz_surface_create_internal (C | |
| 73 | |
| 74 surface->cgContext = cgContext; | |
| 75 surface->cgContextBaseCTM = CGContextGetCTM (cgContext); | |
| 76 | |
| 77 surface->imageData = NULL; | |
| 78 surface->imageSurfaceEquiv = NULL; | |
| 79 surface->bitmapContextImage = NULL; | |
| 80 surface->cgLayer = NULL; | |
| 81 + surface->ownsData = TRUE; | |
| 82 | |
| 83 return surface; | |
| 84 } | |
| 85 | |
| 86 /** | |
| 87 * cairo_quartz_surface_create_for_cg_context | |
| 88 * @cgContext: the existing CGContext for which to create the surface | |
| 89 * @width: width of the surface, in pixels | |
| 90 @@ -3031,23 +3033,103 @@ cairo_quartz_surface_create_cg_layer (ca | |
| 91 * | |
| 92 * Since: 1.4 | |
| 93 **/ | |
| 94 cairo_surface_t * | |
| 95 cairo_quartz_surface_create (cairo_format_t format, | |
| 96 unsigned int width, | |
| 97 unsigned int height) | |
| 98 { | |
| 99 + int stride; | |
| 100 + unsigned char *data; | |
| 101 + | |
| 102 + if (!_cairo_quartz_verify_surface_size(width, height)) | |
| 103 + return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_SIZE)); | |
| 104 + | |
| 105 + if (width == 0 || height == 0) { | |
| 106 + return (cairo_surface_t*) _cairo_quartz_surface_create_internal (NULL, _cairo_content_from_format (format), | |
| 107 + width, height); | |
| 108 + } | |
| 109 + | |
| 110 + if (format == CAIRO_FORMAT_ARGB32 || | |
| 111 + format == CAIRO_FORMAT_RGB24) | |
| 112 + { | |
| 113 + stride = width * 4; | |
| 114 + } else if (format == CAIRO_FORMAT_A8) { | |
| 115 + stride = width; | |
| 116 + } else if (format == CAIRO_FORMAT_A1) { | |
| 117 + /* I don't think we can usefully support this, as defined by | |
| 118 + * cairo_format_t -- these are 1-bit pixels stored in 32-bit | |
| 119 + * quantities. | |
| 120 + */ | |
| 121 + return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT)); | |
| 122 + } else { | |
| 123 + return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT)); | |
| 124 + } | |
| 125 + | |
| 126 + /* The Apple docs say that for best performance, the stride and the data | |
| 127 + * pointer should be 16-byte aligned. malloc already aligns to 16-bytes, | |
| 128 + * so we don't have to anything special on allocation. | |
| 129 + */ | |
| 130 + stride = (stride + 15) & ~15; | |
| 131 + | |
| 132 + data = _cairo_malloc_ab (height, stride); | |
| 133 + if (!data) { | |
| 134 + return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY)); | |
| 135 + } | |
| 136 + | |
| 137 + /* zero the memory to match the image surface behaviour */ | |
| 138 + memset (data, 0, height * stride); | |
| 139 + | |
| 140 + cairo_quartz_surface_t *surf; | |
| 141 + surf = (cairo_quartz_surface_t *) cairo_quartz_surface_create_for_data | |
| 142 + (data, format, width, height, stride); | |
| 143 + if (surf->base.status) { | |
| 144 + free (data); | |
| 145 + return (cairo_surface_t *) surf; | |
| 146 + } | |
| 147 + | |
| 148 + // We created this data, so we can delete it. | |
| 149 + surf->ownsData = TRUE; | |
| 150 + | |
| 151 + return (cairo_surface_t *) surf; | |
| 152 +} | |
| 153 + | |
| 154 +/** | |
| 155 + * cairo_quartz_surface_create_for_data | |
| 156 + * @data: a pointer to a buffer supplied by the application in which | |
| 157 + * to write contents. This pointer must be suitably aligned for any | |
| 158 + * kind of variable, (for example, a pointer returned by malloc). | |
| 159 + * @format: format of pixels in the surface to create | |
| 160 + * @width: width of the surface, in pixels | |
| 161 + * @height: height of the surface, in pixels | |
| 162 + * | |
| 163 + * Creates a Quartz surface backed by a CGBitmap. The surface is | |
| 164 + * created using the Device RGB (or Device Gray, for A8) color space. | |
| 165 + * All Cairo operations, including those that require software | |
| 166 + * rendering, will succeed on this surface. | |
| 167 + * | |
| 168 + * Return value: the newly created surface. | |
| 169 + * | |
| 170 + * Since: 1.12 | |
| 171 + **/ | |
| 172 +cairo_surface_t * | |
| 173 +cairo_quartz_surface_create_for_data (unsigned char *data, | |
| 174 + cairo_format_t format, | |
| 175 + unsigned int width, | |
| 176 + unsigned int height, | |
| 177 + unsigned int stride) | |
| 178 +{ | |
| 179 cairo_quartz_surface_t *surf; | |
| 180 CGContextRef cgc; | |
| 181 CGColorSpaceRef cgColorspace; | |
| 182 CGBitmapInfo bitinfo; | |
| 183 - void *imageData; | |
| 184 - int stride; | |
| 185 + void *imageData = data; | |
| 186 int bitsPerComponent; | |
| 187 + unsigned int i; | |
| 188 | |
| 189 // verify width and height of surface | |
| 190 if (!_cairo_quartz_verify_surface_size(width, height)) | |
| 191 return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_SIZE)); | |
| 192 | |
| 193 if (width == 0 || height == 0) { | |
| 194 return (cairo_surface_t*) _cairo_quartz_surface_create_internal (NULL, _cairo_content_from_format (format), | |
| 195 width, height); | |
| 196 @@ -3058,47 +3140,30 @@ cairo_quartz_surface_create (cairo_forma | |
| 197 { | |
| 198 cgColorspace = CGColorSpaceCreateDeviceRGB(); | |
| 199 bitinfo = kCGBitmapByteOrder32Host; | |
| 200 if (format == CAIRO_FORMAT_ARGB32) | |
| 201 bitinfo |= kCGImageAlphaPremultipliedFirst; | |
| 202 else | |
| 203 bitinfo |= kCGImageAlphaNoneSkipFirst; | |
| 204 bitsPerComponent = 8; | |
| 205 - stride = width * 4; | |
| 206 } else if (format == CAIRO_FORMAT_A8) { | |
| 207 cgColorspace = NULL; | |
| 208 - stride = width; | |
| 209 bitinfo = kCGImageAlphaOnly; | |
| 210 bitsPerComponent = 8; | |
| 211 } else if (format == CAIRO_FORMAT_A1) { | |
| 212 /* I don't think we can usefully support this, as defined by | |
| 213 * cairo_format_t -- these are 1-bit pixels stored in 32-bit | |
| 214 * quantities. | |
| 215 */ | |
| 216 return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT)); | |
| 217 } else { | |
| 218 return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_FORMAT)); | |
| 219 } | |
| 220 | |
| 221 - /* The Apple docs say that for best performance, the stride and the data | |
| 222 - * pointer should be 16-byte aligned. malloc already aligns to 16-bytes, | |
| 223 - * so we don't have to anything special on allocation. | |
| 224 - */ | |
| 225 - stride = (stride + 15) & ~15; | |
| 226 - | |
| 227 - imageData = _cairo_malloc_ab (height, stride); | |
| 228 - if (!imageData) { | |
| 229 - CGColorSpaceRelease (cgColorspace); | |
| 230 - return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY)); | |
| 231 - } | |
| 232 - | |
| 233 - /* zero the memory to match the image surface behaviour */ | |
| 234 - memset (imageData, 0, height * stride); | |
| 235 - | |
| 236 cgc = CGBitmapContextCreate (imageData, | |
| 237 width, | |
| 238 height, | |
| 239 bitsPerComponent, | |
| 240 stride, | |
| 241 cgColorspace, | |
| 242 bitinfo); | |
| 243 CGColorSpaceRelease (cgColorspace); | |
| 244 @@ -3118,16 +3183,17 @@ cairo_quartz_surface_create (cairo_forma | |
| 245 CGContextRelease (cgc); | |
| 246 free (imageData); | |
| 247 // create_internal will have set an error | |
| 248 return (cairo_surface_t*) surf; | |
| 249 } | |
| 250 | |
| 251 surf->imageData = imageData; | |
| 252 surf->imageSurfaceEquiv = cairo_image_surface_create_for_data (imageData, format, width, height, stride); | |
| 253 + surf->ownsData = FALSE; | |
| 254 | |
| 255 return (cairo_surface_t *) surf; | |
| 256 } | |
| 257 | |
| 258 /** | |
| 259 * cairo_quartz_surface_get_cg_context | |
| 260 * @surface: the Cairo Quartz surface | |
| 261 * | |
| 262 diff --git a/gfx/cairo/cairo/src/cairo-quartz.h b/gfx/cairo/cairo/src/cairo-quartz.h | |
| 263 --- a/gfx/cairo/cairo/src/cairo-quartz.h | |
| 264 +++ b/gfx/cairo/cairo/src/cairo-quartz.h | |
| 265 @@ -45,16 +45,23 @@ | |
| 266 CAIRO_BEGIN_DECLS | |
| 267 | |
| 268 cairo_public cairo_surface_t * | |
| 269 cairo_quartz_surface_create (cairo_format_t format, | |
| 270 unsigned int width, | |
| 271 unsigned int height); | |
| 272 | |
| 273 cairo_public cairo_surface_t * | |
| 274 +cairo_quartz_surface_create_for_data (unsigned char *data, | |
| 275 + cairo_format_t format, | |
| 276 + unsigned int width, | |
| 277 + unsigned int height, | |
| 278 + unsigned int stride); | |
| 279 + | |
| 280 +cairo_public cairo_surface_t * | |
| 281 cairo_quartz_surface_create_cg_layer (cairo_surface_t *surface, | |
| 282 unsigned int width, | |
| 283 unsigned int height); | |
| 284 | |
| 285 cairo_public cairo_surface_t * | |
| 286 cairo_quartz_surface_create_for_cg_context (CGContextRef cgContext, | |
| 287 unsigned int width, | |
| 288 unsigned int height); | |
| 289 diff --git a/gfx/cairo/cairo/src/cairo-rename.h b/gfx/cairo/cairo/src/cairo-rename.h | |
| 290 --- a/gfx/cairo/cairo/src/cairo-rename.h | |
| 291 +++ b/gfx/cairo/cairo/src/cairo-rename.h | |
| 292 @@ -176,16 +176,17 @@ | |
| 293 #define cairo_qpainter_surface_get_image _moz_cairo_qpainter_surface_get_image | |
| 294 #define cairo_qpainter_surface_get_qimage _moz_cairo_qpainter_surface_get_qimage | |
| 295 #define cairo_qpainter_surface_get_qpainter _moz_cairo_qpainter_surface_get_qpainter | |
| 296 #define cairo_quartz_font_face_create_for_atsu_font_id _moz_cairo_quartz_font_face_create_for_atsu_font_id | |
| 297 #define cairo_quartz_font_face_create_for_cgfont _moz_cairo_quartz_font_face_create_for_cgfont | |
| 298 #define cairo_quartz_image_surface_create _moz_cairo_quartz_image_surface_create | |
| 299 #define cairo_quartz_image_surface_get_image _moz_cairo_quartz_image_surface_get_image | |
| 300 #define cairo_quartz_surface_create _moz_cairo_quartz_surface_create | |
| 301 +#define cairo_quartz_surface_create_for_data _moz_cairo_quartz_surface_create_for_data | |
| 302 #define cairo_quartz_surface_create_for_cg_context _moz_cairo_quartz_surface_create_for_cg_context | |
| 303 #define cairo_quartz_surface_get_cg_context _moz_cairo_quartz_surface_get_cg_context | |
| 304 #define cairo_quartz_surface_get_image _moz_cairo_quartz_surface_get_image | |
| 305 #define cairo_rectangle _moz_cairo_rectangle | |
| 306 #define cairo_rectangle_list_destroy _moz_cairo_rectangle_list_destroy | |
| 307 #define cairo_reference _moz_cairo_reference | |
| 308 #define cairo_rel_curve_to _moz_cairo_rel_curve_to | |
| 309 #define cairo_rel_line_to _moz_cairo_rel_line_to |
