2 * Copyright (C) <2011> Wim Taymans <wim.taymans@gmail.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
20 #ifndef __GST_VIDEO_FORMAT_H__
21 #define __GST_VIDEO_FORMAT_H__
27 #include <gst/video/video-enumtypes.h>
28 #include <gst/video/video-tile.h>
32 * @GST_VIDEO_FORMAT_UNKNOWN: Unknown or unset video format id
33 * @GST_VIDEO_FORMAT_ENCODED: Encoded video format. Only ever use that in caps for
34 * special video formats in combination with non-system
35 * memory GstCapsFeatures where it does not make sense
36 * to specify a real video format.
37 * @GST_VIDEO_FORMAT_I420: planar 4:2:0 YUV
38 * @GST_VIDEO_FORMAT_YV12: planar 4:2:0 YVU (like I420 but UV planes swapped)
39 * @GST_VIDEO_FORMAT_YUY2: packed 4:2:2 YUV (Y0-U0-Y1-V0 Y2-U2-Y3-V2 Y4 ...)
40 * @GST_VIDEO_FORMAT_UYVY: packed 4:2:2 YUV (U0-Y0-V0-Y1 U2-Y2-V2-Y3 U4 ...)
41 * @GST_VIDEO_FORMAT_AYUV: packed 4:4:4 YUV with alpha channel (A0-Y0-U0-V0 ...)
42 * @GST_VIDEO_FORMAT_RGBx: sparse rgb packed into 32 bit, space last
43 * @GST_VIDEO_FORMAT_BGRx: sparse reverse rgb packed into 32 bit, space last
44 * @GST_VIDEO_FORMAT_xRGB: sparse rgb packed into 32 bit, space first
45 * @GST_VIDEO_FORMAT_xBGR: sparse reverse rgb packed into 32 bit, space first
46 * @GST_VIDEO_FORMAT_RGBA: rgb with alpha channel last
47 * @GST_VIDEO_FORMAT_BGRA: reverse rgb with alpha channel last
48 * @GST_VIDEO_FORMAT_ARGB: rgb with alpha channel first
49 * @GST_VIDEO_FORMAT_ABGR: reverse rgb with alpha channel first
50 * @GST_VIDEO_FORMAT_RGB: rgb
51 * @GST_VIDEO_FORMAT_BGR: reverse rgb
52 * @GST_VIDEO_FORMAT_Y41B: planar 4:1:1 YUV
53 * @GST_VIDEO_FORMAT_Y42B: planar 4:2:2 YUV
54 * @GST_VIDEO_FORMAT_YVYU: packed 4:2:2 YUV (Y0-V0-Y1-U0 Y2-V2-Y3-U2 Y4 ...)
55 * @GST_VIDEO_FORMAT_Y444: planar 4:4:4 YUV
56 * @GST_VIDEO_FORMAT_v210: packed 4:2:2 10-bit YUV, complex format
57 * @GST_VIDEO_FORMAT_v216: packed 4:2:2 16-bit YUV, Y0-U0-Y1-V1 order
58 * @GST_VIDEO_FORMAT_NV12: planar 4:2:0 YUV with interleaved UV plane
59 * @GST_VIDEO_FORMAT_NV21: planar 4:2:0 YUV with interleaved VU plane
60 * @GST_VIDEO_FORMAT_GRAY8: 8-bit grayscale
61 * @GST_VIDEO_FORMAT_GRAY16_BE: 16-bit grayscale, most significant byte first
62 * @GST_VIDEO_FORMAT_GRAY16_LE: 16-bit grayscale, least significant byte first
63 * @GST_VIDEO_FORMAT_v308: packed 4:4:4 YUV
64 * @GST_VIDEO_FORMAT_RGB16: rgb 5-6-5 bits per component
65 * @GST_VIDEO_FORMAT_BGR16: reverse rgb 5-6-5 bits per component
66 * @GST_VIDEO_FORMAT_RGB15: rgb 5-5-5 bits per component
67 * @GST_VIDEO_FORMAT_BGR15: reverse rgb 5-5-5 bits per component
68 * @GST_VIDEO_FORMAT_UYVP: packed 10-bit 4:2:2 YUV (U0-Y0-V0-Y1 U2-Y2-V2-Y3 U4 ...)
69 * @GST_VIDEO_FORMAT_A420: planar 4:4:2:0 AYUV
70 * @GST_VIDEO_FORMAT_RGB8P: 8-bit paletted RGB
71 * @GST_VIDEO_FORMAT_YUV9: planar 4:1:0 YUV
72 * @GST_VIDEO_FORMAT_YVU9: planar 4:1:0 YUV (like YUV9 but UV planes swapped)
73 * @GST_VIDEO_FORMAT_IYU1: packed 4:1:1 YUV (Cb-Y0-Y1-Cr-Y2-Y3 ...)
74 * @GST_VIDEO_FORMAT_ARGB64: rgb with alpha channel first, 16 bits per channel
75 * @GST_VIDEO_FORMAT_AYUV64: packed 4:4:4 YUV with alpha channel, 16 bits per channel (A0-Y0-U0-V0 ...)
76 * @GST_VIDEO_FORMAT_r210: packed 4:4:4 RGB, 10 bits per channel
77 * @GST_VIDEO_FORMAT_I420_10BE: planar 4:2:0 YUV, 10 bits per channel
78 * @GST_VIDEO_FORMAT_I420_10LE: planar 4:2:0 YUV, 10 bits per channel
79 * @GST_VIDEO_FORMAT_I422_10BE: planar 4:2:2 YUV, 10 bits per channel
80 * @GST_VIDEO_FORMAT_I422_10LE: planar 4:2:2 YUV, 10 bits per channel
81 * @GST_VIDEO_FORMAT_Y444_10BE: planar 4:4:4 YUV, 10 bits per channel
82 * @GST_VIDEO_FORMAT_Y444_10LE: planar 4:4:4 YUV, 10 bits per channel
83 * @GST_VIDEO_FORMAT_GBR: planar 4:4:4 RGB, 8 bits per channel
84 * @GST_VIDEO_FORMAT_GBR_10BE: planar 4:4:4 RGB, 10 bits per channel
85 * @GST_VIDEO_FORMAT_GBR_10LE: planar 4:4:4 RGB, 10 bits per channel
86 * @GST_VIDEO_FORMAT_NV16: planar 4:2:2 YUV with interleaved UV plane
87 * @GST_VIDEO_FORMAT_NV61: planar 4:2:2 YUV with interleaved VU plane (Since 1.6)
88 * @GST_VIDEO_FORMAT_NV24: planar 4:4:4 YUV with interleaved UV plane
89 * @GST_VIDEO_FORMAT_NV12_64Z32: NV12 with 64x32 tiling in zigzag pattern
90 * @GST_VIDEO_FORMAT_A420_10BE: planar 4:4:2:0 YUV, 10 bits per channel
91 * @GST_VIDEO_FORMAT_A420_10LE: planar 4:4:2:0 YUV, 10 bits per channel
92 * @GST_VIDEO_FORMAT_A422_10BE: planar 4:4:2:2 YUV, 10 bits per channel
93 * @GST_VIDEO_FORMAT_A422_10LE: planar 4:4:2:2 YUV, 10 bits per channel
94 * @GST_VIDEO_FORMAT_A444_10BE: planar 4:4:4:4 YUV, 10 bits per channel
95 * @GST_VIDEO_FORMAT_A444_10LE: planar 4:4:4:4 YUV, 10 bits per channel
97 * Enum value describing the most common video formats.
100 GST_VIDEO_FORMAT_UNKNOWN,
101 GST_VIDEO_FORMAT_ENCODED,
102 GST_VIDEO_FORMAT_I420,
103 GST_VIDEO_FORMAT_YV12,
104 GST_VIDEO_FORMAT_YUY2,
105 GST_VIDEO_FORMAT_UYVY,
106 GST_VIDEO_FORMAT_AYUV,
107 GST_VIDEO_FORMAT_RGBx,
108 GST_VIDEO_FORMAT_BGRx,
109 GST_VIDEO_FORMAT_xRGB,
110 GST_VIDEO_FORMAT_xBGR,
111 GST_VIDEO_FORMAT_RGBA,
112 GST_VIDEO_FORMAT_BGRA,
113 GST_VIDEO_FORMAT_ARGB,
114 GST_VIDEO_FORMAT_ABGR,
115 GST_VIDEO_FORMAT_RGB,
116 GST_VIDEO_FORMAT_BGR,
117 GST_VIDEO_FORMAT_Y41B,
118 GST_VIDEO_FORMAT_Y42B,
119 GST_VIDEO_FORMAT_YVYU,
120 GST_VIDEO_FORMAT_Y444,
121 GST_VIDEO_FORMAT_v210,
122 GST_VIDEO_FORMAT_v216,
123 GST_VIDEO_FORMAT_NV12,
124 GST_VIDEO_FORMAT_NV21,
125 GST_VIDEO_FORMAT_GRAY8,
126 GST_VIDEO_FORMAT_GRAY16_BE,
127 GST_VIDEO_FORMAT_GRAY16_LE,
128 GST_VIDEO_FORMAT_v308,
129 GST_VIDEO_FORMAT_RGB16,
130 GST_VIDEO_FORMAT_BGR16,
131 GST_VIDEO_FORMAT_RGB15,
132 GST_VIDEO_FORMAT_BGR15,
133 GST_VIDEO_FORMAT_UYVP,
134 GST_VIDEO_FORMAT_A420,
135 GST_VIDEO_FORMAT_RGB8P,
136 GST_VIDEO_FORMAT_YUV9,
137 GST_VIDEO_FORMAT_YVU9,
138 GST_VIDEO_FORMAT_IYU1,
139 GST_VIDEO_FORMAT_ARGB64,
140 GST_VIDEO_FORMAT_AYUV64,
141 GST_VIDEO_FORMAT_r210,
142 GST_VIDEO_FORMAT_I420_10BE,
143 GST_VIDEO_FORMAT_I420_10LE,
144 GST_VIDEO_FORMAT_I422_10BE,
145 GST_VIDEO_FORMAT_I422_10LE,
146 GST_VIDEO_FORMAT_Y444_10BE,
147 GST_VIDEO_FORMAT_Y444_10LE,
148 GST_VIDEO_FORMAT_GBR,
149 GST_VIDEO_FORMAT_GBR_10BE,
150 GST_VIDEO_FORMAT_GBR_10LE,
151 GST_VIDEO_FORMAT_NV16,
152 GST_VIDEO_FORMAT_NV24,
153 GST_VIDEO_FORMAT_NV12_64Z32,
154 GST_VIDEO_FORMAT_A420_10BE,
155 GST_VIDEO_FORMAT_A420_10LE,
156 GST_VIDEO_FORMAT_A422_10BE,
157 GST_VIDEO_FORMAT_A422_10LE,
158 GST_VIDEO_FORMAT_A444_10BE,
159 GST_VIDEO_FORMAT_A444_10LE,
160 GST_VIDEO_FORMAT_NV61,
163 #define GST_VIDEO_MAX_PLANES 4
164 #define GST_VIDEO_MAX_COMPONENTS 4
166 typedef struct _GstVideoFormatInfo GstVideoFormatInfo;
169 * GstVideoFormatFlags:
170 * @GST_VIDEO_FORMAT_FLAG_YUV: The video format is YUV, components are numbered
172 * @GST_VIDEO_FORMAT_FLAG_RGB: The video format is RGB, components are numbered
174 * @GST_VIDEO_FORMAT_FLAG_GRAY: The video is gray, there is one gray component
176 * @GST_VIDEO_FORMAT_FLAG_ALPHA: The video format has an alpha components with
178 * @GST_VIDEO_FORMAT_FLAG_LE: The video format has data stored in little
180 * @GST_VIDEO_FORMAT_FLAG_PALETTE: The video format has a palette. The palette
181 * is stored in the second plane and indexes are stored in the first plane.
182 * @GST_VIDEO_FORMAT_FLAG_COMPLEX: The video format has a complex layout that
183 * can't be described with the usual information in the #GstVideoFormatInfo.
184 * @GST_VIDEO_FORMAT_FLAG_UNPACK: This format can be used in a
185 * #GstVideoFormatUnpack and #GstVideoFormatPack function.
186 * @GST_VIDEO_FORMAT_FLAG_TILED: The format is tiled, there is tiling information
189 * The different video flags that a format info can have.
193 GST_VIDEO_FORMAT_FLAG_YUV = (1 << 0),
194 GST_VIDEO_FORMAT_FLAG_RGB = (1 << 1),
195 GST_VIDEO_FORMAT_FLAG_GRAY = (1 << 2),
196 GST_VIDEO_FORMAT_FLAG_ALPHA = (1 << 3),
197 GST_VIDEO_FORMAT_FLAG_LE = (1 << 4),
198 GST_VIDEO_FORMAT_FLAG_PALETTE = (1 << 5),
199 GST_VIDEO_FORMAT_FLAG_COMPLEX = (1 << 6),
200 GST_VIDEO_FORMAT_FLAG_UNPACK = (1 << 7),
201 GST_VIDEO_FORMAT_FLAG_TILED = (1 << 8)
202 } GstVideoFormatFlags;
205 #define GST_VIDEO_COMP_Y 0
206 #define GST_VIDEO_COMP_U 1
207 #define GST_VIDEO_COMP_V 2
210 #define GST_VIDEO_COMP_R 0
211 #define GST_VIDEO_COMP_G 1
212 #define GST_VIDEO_COMP_B 2
214 /* alpha component */
215 #define GST_VIDEO_COMP_A 3
217 /* palette components */
218 #define GST_VIDEO_COMP_INDEX 0
219 #define GST_VIDEO_COMP_PALETTE 1
221 #include <gst/video/video-chroma.h>
225 * @GST_VIDEO_PACK_FLAG_NONE: No flag
226 * @GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE: When the source has a smaller depth
227 * than the target format, set the least significant bits of the target
228 * to 0. This is likely sightly faster but less accurate. When this flag
229 * is not specified, the most significant bits of the source are duplicated
230 * in the least significant bits of the destination.
231 * @GST_VIDEO_PACK_FLAG_INTERLACED: The source is interlaced. The unpacked
232 * format will be interlaced as well with each line containing
233 * information from alternating fields. (Since 1.2)
235 * The different flags that can be used when packing and unpacking.
239 GST_VIDEO_PACK_FLAG_NONE = 0,
240 GST_VIDEO_PACK_FLAG_TRUNCATE_RANGE = (1 << 0),
241 GST_VIDEO_PACK_FLAG_INTERLACED = (1 << 1)
245 * GstVideoFormatUnpack:
246 * @info: a #GstVideoFormatInfo
247 * @flags: flags to control the unpacking
248 * @dest: a destination array
249 * @data: pointers to the data planes
250 * @stride: strides of the planes
251 * @x: the x position in the image to start from
252 * @y: the y position in the image to start from
253 * @width: the amount of pixels to unpack.
255 * Unpacks @width pixels from the given planes and strides containing data of
256 * format @info. The pixels will be unpacked into @dest which each component
257 * interleaved. @dest should at least be big enough to hold @width *
258 * n_components * size(unpack_format) bytes.
260 * For subsampled formats, the components will be duplicated in the destination
261 * array. Reconstruction of the missing components can be performed in a
262 * separate step after unpacking.
264 typedef void (*GstVideoFormatUnpack) (const GstVideoFormatInfo *info,
265 GstVideoPackFlags flags, gpointer dest,
266 const gpointer data[GST_VIDEO_MAX_PLANES],
267 const gint stride[GST_VIDEO_MAX_PLANES],
268 gint x, gint y, gint width);
270 * GstVideoFormatPack:
271 * @info: a #GstVideoFormatInfo
272 * @flags: flags to control the packing
273 * @src: a source array
274 * @sstride: the source array stride
275 * @data: pointers to the destination data planes
276 * @stride: strides of the destination planes
277 * @chroma_site: the chroma siting of the target when subsampled (not used)
278 * @y: the y position in the image to pack to
279 * @width: the amount of pixels to pack.
281 * Packs @width pixels from @src to the given planes and strides in the
282 * format @info. The pixels from source have each component interleaved
283 * and will be packed into the planes in @data.
285 * This function operates on pack_lines lines, meaning that @src should
286 * contain at least pack_lines lines with a stride of @sstride and @y
287 * should be a multiple of pack_lines.
289 * Subsampled formats will use the horizontally and vertically cosited
290 * component from the source. Subsampling should be performed before
293 * Because this function does not have a x coordinate, it is not possible to
294 * pack pixels starting from an unaligned position. For tiled images this
295 * means that packing should start from a tile coordinate. For subsampled
296 * formats this means that a complete pixel needs to be packed.
298 /* FIXME(2.0): remove the chroma_site, it is unused and is not relevant for
299 * packing, chroma subsampling based on chroma-site should be done in a separate
300 * step before packing*/
301 typedef void (*GstVideoFormatPack) (const GstVideoFormatInfo *info,
302 GstVideoPackFlags flags,
303 const gpointer src, gint sstride,
304 gpointer data[GST_VIDEO_MAX_PLANES],
305 const gint stride[GST_VIDEO_MAX_PLANES],
306 GstVideoChromaSite chroma_site,
310 * GstVideoFormatInfo:
311 * @format: #GstVideoFormat
312 * @name: string representation of the format
313 * @description: use readable description of the format
314 * @flags: #GstVideoFormatFlags
315 * @bits: The number of bits used to pack data items. This can be less than 8
316 * when multiple pixels are stored in a byte. for values > 8 multiple bytes
317 * should be read according to the endianness flag before applying the shift
319 * @n_components: the number of components in the video format.
320 * @shift: the number of bits to shift away to get the component data
321 * @depth: the depth in bits for each component
322 * @pixel_stride: the pixel stride of each component. This is the amount of
323 * bytes to the pixel immediately to the right. When bits < 8, the stride is
324 * expressed in bits. For 24-bit RGB, this would be 3 bytes, for example,
325 * while it would be 4 bytes for RGBx or ARGB.
326 * @n_planes: the number of planes for this format. The number of planes can be
327 * less than the amount of components when multiple components are packed into
329 * @plane: the plane number where a component can be found
330 * @poffset: the offset in the plane where the first pixel of the components
332 * @w_sub: subsampling factor of the width for the component. Use
333 * GST_VIDEO_SUB_SCALE to scale a width.
334 * @h_sub: subsampling factor of the height for the component. Use
335 * GST_VIDEO_SUB_SCALE to scale a height.
336 * @unpack_format: the format of the unpacked pixels. This format must have the
337 * #GST_VIDEO_FORMAT_FLAG_UNPACK flag set.
338 * @unpack_func: an unpack function for this format
339 * @pack_lines: the amount of lines that will be packed
340 * @pack_func: an pack function for this format
341 * @tile_mode: The tiling mode
342 * @tile_ws The width of a tile, in bytes, represented as a shift
343 * @tile_hs The height of a tile, in bytes, represented as a shift
345 * Information for a video format.
347 struct _GstVideoFormatInfo {
348 GstVideoFormat format;
350 const gchar *description;
351 GstVideoFormatFlags flags;
354 guint shift[GST_VIDEO_MAX_COMPONENTS];
355 guint depth[GST_VIDEO_MAX_COMPONENTS];
356 gint pixel_stride[GST_VIDEO_MAX_COMPONENTS];
358 guint plane[GST_VIDEO_MAX_COMPONENTS];
359 guint poffset[GST_VIDEO_MAX_COMPONENTS];
360 guint w_sub[GST_VIDEO_MAX_COMPONENTS];
361 guint h_sub[GST_VIDEO_MAX_COMPONENTS];
363 GstVideoFormat unpack_format;
364 GstVideoFormatUnpack unpack_func;
366 GstVideoFormatPack pack_func;
368 GstVideoTileMode tile_mode;
372 gpointer _gst_reserved[GST_PADDING];
375 #define GST_VIDEO_FORMAT_INFO_FORMAT(info) ((info)->format)
376 #define GST_VIDEO_FORMAT_INFO_NAME(info) ((info)->name)
377 #define GST_VIDEO_FORMAT_INFO_FLAGS(info) ((info)->flags)
379 #define GST_VIDEO_FORMAT_INFO_IS_YUV(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_YUV)
380 #define GST_VIDEO_FORMAT_INFO_IS_RGB(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_RGB)
381 #define GST_VIDEO_FORMAT_INFO_IS_GRAY(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_GRAY)
382 #define GST_VIDEO_FORMAT_INFO_HAS_ALPHA(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_ALPHA)
383 #define GST_VIDEO_FORMAT_INFO_IS_LE(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_LE)
384 #define GST_VIDEO_FORMAT_INFO_HAS_PALETTE(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_PALETTE)
385 #define GST_VIDEO_FORMAT_INFO_IS_COMPLEX(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_COMPLEX)
386 #define GST_VIDEO_FORMAT_INFO_IS_TILED(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_TILED)
388 #define GST_VIDEO_FORMAT_INFO_BITS(info) ((info)->bits)
389 #define GST_VIDEO_FORMAT_INFO_N_COMPONENTS(info) ((info)->n_components)
390 #define GST_VIDEO_FORMAT_INFO_SHIFT(info,c) ((info)->shift[c])
391 #define GST_VIDEO_FORMAT_INFO_DEPTH(info,c) ((info)->depth[c])
393 * GST_VIDEO_FORMAT_INFO_PSTRIDE:
395 * pixel stride for the given component. This is the amount of bytes to the
396 * pixel immediately to the right, so basically bytes from one pixel to the
397 * next. When bits < 8, the stride is expressed in bits.
399 * Examples: for 24-bit RGB, the pixel stride would be 3 bytes, while it
400 * would be 4 bytes for RGBx or ARGB, and 8 bytes for ARGB64 or AYUV64.
401 * For planar formats such as I420 the pixel stride is usually 1. For
402 * YUY2 it would be 2 bytes.
404 #define GST_VIDEO_FORMAT_INFO_PSTRIDE(info,c) ((info)->pixel_stride[c])
406 * GST_VIDEO_FORMAT_INFO_N_PLANES:
408 * Number of planes. This is the number of planes the pixel layout is
409 * organized in in memory. The number of planes can be less than the
410 * number of components (e.g. Y,U,V,A or R, G, B, A) when multiple
411 * components are packed into one plane.
413 * Examples: RGB/RGBx/RGBA: 1 plane, 3/3/4 components;
414 * I420: 3 planes, 3 components; NV21/NV12: 2 planes, 3 components.
416 #define GST_VIDEO_FORMAT_INFO_N_PLANES(info) ((info)->n_planes)
418 * GST_VIDEO_FORMAT_INFO_PLANE:
420 * Plane number where the given component can be found. A plane may
421 * contain data for multiple components.
423 #define GST_VIDEO_FORMAT_INFO_PLANE(info,c) ((info)->plane[c])
424 #define GST_VIDEO_FORMAT_INFO_POFFSET(info,c) ((info)->poffset[c])
425 #define GST_VIDEO_FORMAT_INFO_W_SUB(info,c) ((info)->w_sub[c])
426 #define GST_VIDEO_FORMAT_INFO_H_SUB(info,c) ((info)->h_sub[c])
429 #define GST_VIDEO_SUB_SCALE(scale,val) (-((-((gint)(val)))>>(scale)))
431 #define GST_VIDEO_FORMAT_INFO_SCALE_WIDTH(info,c,w) GST_VIDEO_SUB_SCALE ((info)->w_sub[c],(w))
432 #define GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT(info,c,h) GST_VIDEO_SUB_SCALE ((info)->h_sub[c],(h))
434 #define GST_VIDEO_FORMAT_INFO_DATA(info,planes,comp) \
435 (((guint8*)(planes)[(info)->plane[comp]]) + (info)->poffset[comp])
437 * GST_VIDEO_FORMAT_INFO_STRIDE:
439 * Row stride in bytes, that is number of bytes from the first pixel component
440 * of a row to the first pixel component in the next row. This might include
441 * some row padding (memory not actually used for anything, to make sure the
442 * beginning of the next row is aligned in a particular way).
444 #define GST_VIDEO_FORMAT_INFO_STRIDE(info,strides,comp) ((strides)[(info)->plane[comp]])
445 #define GST_VIDEO_FORMAT_INFO_OFFSET(info,offsets,comp) \
446 (((offsets)[(info)->plane[comp]]) + (info)->poffset[comp])
448 #define GST_VIDEO_FORMAT_INFO_TILE_MODE(info) ((info)->tile_mode)
449 #define GST_VIDEO_FORMAT_INFO_TILE_WS(info) ((info)->tile_ws)
450 #define GST_VIDEO_FORMAT_INFO_TILE_HS(info) ((info)->tile_hs)
452 /* format properties */
453 GstVideoFormat gst_video_format_from_masks (gint depth, gint bpp, gint endianness,
454 guint red_mask, guint green_mask,
455 guint blue_mask, guint alpha_mask) G_GNUC_CONST;
457 GstVideoFormat gst_video_format_from_fourcc (guint32 fourcc) G_GNUC_CONST;
458 GstVideoFormat gst_video_format_from_string (const gchar *format) G_GNUC_CONST;
460 guint32 gst_video_format_to_fourcc (GstVideoFormat format) G_GNUC_CONST;
461 const gchar * gst_video_format_to_string (GstVideoFormat format) G_GNUC_CONST;
463 const GstVideoFormatInfo *
464 gst_video_format_get_info (GstVideoFormat format) G_GNUC_CONST;
466 gconstpointer gst_video_format_get_palette (GstVideoFormat format, gsize *size);
468 #define GST_VIDEO_SIZE_RANGE "(int) [ 1, max ]"
469 #define GST_VIDEO_FPS_RANGE "(fraction) [ 0, max ]"
471 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
472 # define GST_VIDEO_NE(s) G_STRINGIFY(s)"_LE"
473 # define GST_VIDEO_OE(s) G_STRINGIFY(s)"_BE"
475 # define GST_VIDEO_NE(s) G_STRINGIFY(s)"_BE"
476 # define GST_VIDEO_OE(s) G_STRINGIFY(s)"_LE"
479 #define GST_VIDEO_FORMATS_ALL "{ I420, YV12, YUY2, UYVY, AYUV, RGBx, " \
480 "BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR, Y41B, Y42B, " \
481 "YVYU, Y444, v210, v216, NV12, NV21, NV16, NV61, NV24, GRAY8, GRAY16_BE, " \
482 "GRAY16_LE, v308, RGB16, BGR16, RGB15, BGR15, UYVP, A420, RGB8P, YUV9, YVU9, " \
483 "IYU1, ARGB64, AYUV64, r210, I420_10LE, I420_10BE, I422_10LE, I422_10BE, " \
484 " Y444_10LE, Y444_10BE, GBR, GBR_10LE, GBR_10BE, NV12_64Z32, A420_10LE, "\
485 " A420_10BE, A422_10LE, A422_10BE, A444_10LE, A444_10BE }"
488 * GST_VIDEO_CAPS_MAKE:
489 * @format: string format that describes the pixel layout, as string
490 * (e.g. "I420", "RGB", "YV12", "YUY2", "AYUV", etc.)
492 * Generic caps string for video, for use in pad templates.
494 #define GST_VIDEO_CAPS_MAKE(format) \
496 "format = (string) " format ", " \
497 "width = " GST_VIDEO_SIZE_RANGE ", " \
498 "height = " GST_VIDEO_SIZE_RANGE ", " \
499 "framerate = " GST_VIDEO_FPS_RANGE
502 * GST_VIDEO_CAPS_MAKE_WITH_FEATURES:
503 * @format: string format that describes the pixel layout, as string
504 * (e.g. "I420", "RGB", "YV12", "YUY2", "AYUV", etc.)
505 * @features: Requires caps features as a string, e.g.
506 * "memory:SystemMemory".
508 * Generic caps string for video, for use in pad templates.
512 #define GST_VIDEO_CAPS_MAKE_WITH_FEATURES(features,format) \
513 "video/x-raw(" features "), " \
514 "format = (string) " format ", " \
515 "width = " GST_VIDEO_SIZE_RANGE ", " \
516 "height = " GST_VIDEO_SIZE_RANGE ", " \
517 "framerate = " GST_VIDEO_FPS_RANGE
521 #endif /* __GST_VIDEO_FORMAT_H__ */