mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-11 02:46:33 +00:00
319 lines
13 KiB
C
319 lines
13 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
* Library <2002> Ronald Bultje <rbultje@ronald.bitfreak.net>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GST_VIDEO_H__
|
|
#define __GST_VIDEO_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#include <gst/video/video-enumtypes.h>
|
|
|
|
/**
|
|
* GstVideoFormat:
|
|
* @GST_VIDEO_FORMAT_UNKNOWN: Unknown or unset video format id
|
|
* @GST_VIDEO_FORMAT_I420: planar 4:2:0 YUV
|
|
* @GST_VIDEO_FORMAT_YV12: planar 4:2:0 YVU (like I420 but UV planes swapped)
|
|
* @GST_VIDEO_FORMAT_YUY2: packed 4:2:2 YUV (Y0-U0-Y1-V0 Y2-U2-Y3-V2 Y4 ...)
|
|
* @GST_VIDEO_FORMAT_UYVY: packed 4:2:2 YUV (U0-Y0-V0-Y1 U2-Y2-V2-Y3 U4 ...)
|
|
* @GST_VIDEO_FORMAT_AYUV: packed 4:4:4 YUV with alpha channel (A0-Y0-U0-V0 ...)
|
|
* @GST_VIDEO_FORMAT_RGBx: sparse rgb packed into 32 bit, space last
|
|
* @GST_VIDEO_FORMAT_BGRx: sparse reverse rgb packed into 32 bit, space last
|
|
* @GST_VIDEO_FORMAT_xRGB: sparse rgb packed into 32 bit, space first
|
|
* @GST_VIDEO_FORMAT_xBGR: sparse reverse rgb packed into 32 bit, space first
|
|
* @GST_VIDEO_FORMAT_RGBA: rgb with alpha channel last
|
|
* @GST_VIDEO_FORMAT_BGRA: reverse rgb with alpha channel last
|
|
* @GST_VIDEO_FORMAT_ARGB: rgb with alpha channel first
|
|
* @GST_VIDEO_FORMAT_ABGR: reverse rgb with alpha channel first
|
|
* @GST_VIDEO_FORMAT_RGB: rgb
|
|
* @GST_VIDEO_FORMAT_BGR: reverse rgb
|
|
* @GST_VIDEO_FORMAT_Y41B: planar 4:1:1 YUV (Since: 0.10.18)
|
|
* @GST_VIDEO_FORMAT_Y42B: planar 4:2:2 YUV (Since: 0.10.18)
|
|
* @GST_VIDEO_FORMAT_YVYU: packed 4:2:2 YUV (Y0-V0-Y1-U0 Y2-V2-Y3-U2 Y4 ...) (Since: 0.10.23)
|
|
* @GST_VIDEO_FORMAT_Y444: planar 4:4:4 YUV (Since: 0.10.24)
|
|
* @GST_VIDEO_FORMAT_v210: packed 4:2:2 10-bit YUV, complex format (Since: 0.10.24)
|
|
* @GST_VIDEO_FORMAT_v216: packed 4:2:2 16-bit YUV, Y0-U0-Y1-V1 order (Since: 0.10.24)
|
|
*
|
|
* Enum value describing the most common video formats.
|
|
*/
|
|
typedef enum {
|
|
GST_VIDEO_FORMAT_UNKNOWN,
|
|
GST_VIDEO_FORMAT_I420,
|
|
GST_VIDEO_FORMAT_YV12,
|
|
GST_VIDEO_FORMAT_YUY2,
|
|
GST_VIDEO_FORMAT_UYVY,
|
|
GST_VIDEO_FORMAT_AYUV,
|
|
GST_VIDEO_FORMAT_RGBx,
|
|
GST_VIDEO_FORMAT_BGRx,
|
|
GST_VIDEO_FORMAT_xRGB,
|
|
GST_VIDEO_FORMAT_xBGR,
|
|
GST_VIDEO_FORMAT_RGBA,
|
|
GST_VIDEO_FORMAT_BGRA,
|
|
GST_VIDEO_FORMAT_ARGB,
|
|
GST_VIDEO_FORMAT_ABGR,
|
|
GST_VIDEO_FORMAT_RGB,
|
|
GST_VIDEO_FORMAT_BGR,
|
|
GST_VIDEO_FORMAT_Y41B,
|
|
GST_VIDEO_FORMAT_Y42B,
|
|
GST_VIDEO_FORMAT_YVYU,
|
|
GST_VIDEO_FORMAT_Y444,
|
|
GST_VIDEO_FORMAT_v210,
|
|
GST_VIDEO_FORMAT_v216
|
|
} GstVideoFormat;
|
|
|
|
#define GST_VIDEO_BYTE1_MASK_32 "0xFF000000"
|
|
#define GST_VIDEO_BYTE2_MASK_32 "0x00FF0000"
|
|
#define GST_VIDEO_BYTE3_MASK_32 "0x0000FF00"
|
|
#define GST_VIDEO_BYTE4_MASK_32 "0x000000FF"
|
|
|
|
#define GST_VIDEO_BYTE1_MASK_24 "0x00FF0000"
|
|
#define GST_VIDEO_BYTE2_MASK_24 "0x0000FF00"
|
|
#define GST_VIDEO_BYTE3_MASK_24 "0x000000FF"
|
|
|
|
#define GST_VIDEO_BYTE1_MASK_32_INT 0xFF000000
|
|
#define GST_VIDEO_BYTE2_MASK_32_INT 0x00FF0000
|
|
#define GST_VIDEO_BYTE3_MASK_32_INT 0x0000FF00
|
|
#define GST_VIDEO_BYTE4_MASK_32_INT 0x000000FF
|
|
|
|
#define GST_VIDEO_BYTE1_MASK_24_INT 0x00FF0000
|
|
#define GST_VIDEO_BYTE2_MASK_24_INT 0x0000FF00
|
|
#define GST_VIDEO_BYTE3_MASK_24_INT 0x000000FF
|
|
|
|
#define GST_VIDEO_RED_MASK_16 "0xf800"
|
|
#define GST_VIDEO_GREEN_MASK_16 "0x07e0"
|
|
#define GST_VIDEO_BLUE_MASK_16 "0x001f"
|
|
|
|
#define GST_VIDEO_RED_MASK_15 "0x7c00"
|
|
#define GST_VIDEO_GREEN_MASK_15 "0x03e0"
|
|
#define GST_VIDEO_BLUE_MASK_15 "0x001f"
|
|
|
|
#define GST_VIDEO_RED_MASK_16_INT 0xf800
|
|
#define GST_VIDEO_GREEN_MASK_16_INT 0x07e0
|
|
#define GST_VIDEO_BLUE_MASK_16_INT 0x001f
|
|
|
|
#define GST_VIDEO_RED_MASK_15_INT 0x7c00
|
|
#define GST_VIDEO_GREEN_MASK_15_INT 0x03e0
|
|
#define GST_VIDEO_BLUE_MASK_15_INT 0x001f
|
|
|
|
#define GST_VIDEO_SIZE_RANGE "(int) [ 1, max ]"
|
|
#define GST_VIDEO_FPS_RANGE "(fraction) [ 0, max ]"
|
|
|
|
/* consider the next 2 protected */
|
|
#define __GST_VIDEO_CAPS_MAKE_32A(R, G, B, A) \
|
|
"video/x-raw-rgb, " \
|
|
"bpp = (int) 32, " \
|
|
"depth = (int) 32, " \
|
|
"endianness = (int) BIG_ENDIAN, " \
|
|
"red_mask = (int) " GST_VIDEO_BYTE ## R ## _MASK_32 ", " \
|
|
"green_mask = (int) " GST_VIDEO_BYTE ## G ## _MASK_32 ", " \
|
|
"blue_mask = (int) " GST_VIDEO_BYTE ## B ## _MASK_32 ", " \
|
|
"alpha_mask = (int) " GST_VIDEO_BYTE ## A ## _MASK_32 ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
#define __GST_VIDEO_CAPS_MAKE_32(R, G, B) \
|
|
"video/x-raw-rgb, " \
|
|
"bpp = (int) 32, " \
|
|
"depth = (int) 24, " \
|
|
"endianness = (int) BIG_ENDIAN, " \
|
|
"red_mask = (int) " GST_VIDEO_BYTE ## R ## _MASK_32 ", " \
|
|
"green_mask = (int) " GST_VIDEO_BYTE ## G ## _MASK_32 ", " \
|
|
"blue_mask = (int) " GST_VIDEO_BYTE ## B ## _MASK_32 ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
#define __GST_VIDEO_CAPS_MAKE_24(R, G, B) \
|
|
"video/x-raw-rgb, " \
|
|
"bpp = (int) 24, " \
|
|
"depth = (int) 24, " \
|
|
"endianness = (int) BIG_ENDIAN, " \
|
|
"red_mask = (int) " GST_VIDEO_BYTE ## R ## _MASK_24 ", " \
|
|
"green_mask = (int) " GST_VIDEO_BYTE ## G ## _MASK_24 ", " \
|
|
"blue_mask = (int) " GST_VIDEO_BYTE ## B ## _MASK_24 ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
|
|
/* 24 bit */
|
|
|
|
#define GST_VIDEO_CAPS_RGB \
|
|
__GST_VIDEO_CAPS_MAKE_24 (1, 2, 3)
|
|
|
|
#define GST_VIDEO_CAPS_BGR \
|
|
__GST_VIDEO_CAPS_MAKE_24 (3, 2, 1)
|
|
|
|
/* 32 bit */
|
|
|
|
#define GST_VIDEO_CAPS_RGBx \
|
|
__GST_VIDEO_CAPS_MAKE_32 (1, 2, 3)
|
|
|
|
#define GST_VIDEO_CAPS_xRGB \
|
|
__GST_VIDEO_CAPS_MAKE_32 (2, 3, 4)
|
|
|
|
#define GST_VIDEO_CAPS_BGRx \
|
|
__GST_VIDEO_CAPS_MAKE_32 (3, 2, 1)
|
|
|
|
#define GST_VIDEO_CAPS_xBGR \
|
|
__GST_VIDEO_CAPS_MAKE_32 (4, 3, 2)
|
|
|
|
/* 32 bit alpha */
|
|
|
|
#define GST_VIDEO_CAPS_RGBA \
|
|
__GST_VIDEO_CAPS_MAKE_32A (1, 2, 3, 4)
|
|
|
|
#define GST_VIDEO_CAPS_ARGB \
|
|
__GST_VIDEO_CAPS_MAKE_32A (2, 3, 4, 1)
|
|
|
|
#define GST_VIDEO_CAPS_BGRA \
|
|
__GST_VIDEO_CAPS_MAKE_32A (3, 2, 1, 4)
|
|
|
|
#define GST_VIDEO_CAPS_ABGR \
|
|
__GST_VIDEO_CAPS_MAKE_32A (4, 3, 2, 1)
|
|
|
|
/* note: the macro name uses the order on BE systems */
|
|
#if G_BYTE_ORDER == G_BIG_ENDIAN
|
|
#define GST_VIDEO_CAPS_xRGB_HOST_ENDIAN \
|
|
GST_VIDEO_CAPS_xRGB
|
|
#define GST_VIDEO_CAPS_BGRx_HOST_ENDIAN \
|
|
GST_VIDEO_CAPS_BGRx
|
|
#else
|
|
#define GST_VIDEO_CAPS_xRGB_HOST_ENDIAN \
|
|
GST_VIDEO_CAPS_BGRx
|
|
#define GST_VIDEO_CAPS_BGRx_HOST_ENDIAN \
|
|
GST_VIDEO_CAPS_xRGB
|
|
#endif
|
|
|
|
/* 15/16 bit */
|
|
|
|
#define GST_VIDEO_CAPS_RGB_16 \
|
|
"video/x-raw-rgb, " \
|
|
"bpp = (int) 16, " \
|
|
"depth = (int) 16, " \
|
|
"endianness = (int) BYTE_ORDER, " \
|
|
"red_mask = (int) " GST_VIDEO_RED_MASK_16 ", " \
|
|
"green_mask = (int) " GST_VIDEO_GREEN_MASK_16 ", " \
|
|
"blue_mask = (int) " GST_VIDEO_BLUE_MASK_16 ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
#define GST_VIDEO_CAPS_RGB_15 \
|
|
"video/x-raw-rgb, " \
|
|
"bpp = (int) 16, " \
|
|
"depth = (int) 15, " \
|
|
"endianness = (int) BYTE_ORDER, " \
|
|
"red_mask = (int) " GST_VIDEO_RED_MASK_15 ", " \
|
|
"green_mask = (int) " GST_VIDEO_GREEN_MASK_15 ", " \
|
|
"blue_mask = (int) " GST_VIDEO_BLUE_MASK_15 ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
#define GST_VIDEO_CAPS_YUV(fourcc) \
|
|
"video/x-raw-yuv, " \
|
|
"format = (fourcc) " fourcc ", " \
|
|
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
|
"framerate = " GST_VIDEO_FPS_RANGE
|
|
|
|
/* buffer flags */
|
|
|
|
/**
|
|
* GST_VIDEO_BUFFER_TFF:
|
|
*
|
|
* If the #GstBuffer is interlaced, then the first field in the video frame is
|
|
* the top field. If unset, the bottom field is first.
|
|
*
|
|
* Since: 0.10.23
|
|
*/
|
|
#define GST_VIDEO_BUFFER_TFF GST_BUFFER_FLAG_MEDIA1
|
|
|
|
/**
|
|
* GST_VIDEO_BUFFER_RFF:
|
|
*
|
|
* If the #GstBuffer is interlaced, then the first field (as defined by the
|
|
* %GST_VIDEO_BUFFER_TFF flag setting) is repeated.
|
|
*
|
|
* Since: 0.10.23
|
|
*/
|
|
#define GST_VIDEO_BUFFER_RFF GST_BUFFER_FLAG_MEDIA2
|
|
|
|
/**
|
|
* GST_VIDEO_BUFFER_ONEFIELD:
|
|
*
|
|
* If the #GstBuffer is interlaced, then only the first field (as defined by the
|
|
* %GST_VIDEO_BUFFER_TFF flag setting) is to be displayed.
|
|
*
|
|
* Since: 0.10.23
|
|
*/
|
|
#define GST_VIDEO_BUFFER_ONEFIELD GST_BUFFER_FLAG_MEDIA3
|
|
|
|
/* functions */
|
|
const GValue *gst_video_frame_rate (GstPad *pad);
|
|
gboolean gst_video_get_size (GstPad *pad,
|
|
gint *width,
|
|
gint *height);
|
|
|
|
gboolean gst_video_calculate_display_ratio (guint *dar_n, guint *dar_d,
|
|
guint video_width, guint video_height,
|
|
guint video_par_n, guint video_par_d,
|
|
guint display_par_n, guint display_par_d);
|
|
|
|
gboolean gst_video_format_parse_caps (GstCaps *caps, GstVideoFormat *format,
|
|
int *width, int *height);
|
|
gboolean gst_video_format_parse_caps_interlaced (GstCaps *caps, gboolean *interlaced);
|
|
gboolean gst_video_parse_caps_framerate (GstCaps *caps,
|
|
int *fps_n, int *fps_d);
|
|
gboolean gst_video_parse_caps_pixel_aspect_ratio (GstCaps *caps,
|
|
int *par_n, int *par_d);
|
|
GstCaps * gst_video_format_new_caps (GstVideoFormat format,
|
|
int width, int height, int framerate_n, int framerate_d,
|
|
int par_n, int par_d);
|
|
GstCaps * gst_video_format_new_caps_interlaced (GstVideoFormat format,
|
|
int width, int height, int framerate_n, int framerate_d,
|
|
int par_n, int par_d, gboolean interlaced);
|
|
GstVideoFormat gst_video_format_from_fourcc (guint32 fourcc);
|
|
guint32 gst_video_format_to_fourcc (GstVideoFormat format);
|
|
gboolean gst_video_format_is_rgb (GstVideoFormat format);
|
|
gboolean gst_video_format_is_yuv (GstVideoFormat format);
|
|
gboolean gst_video_format_has_alpha (GstVideoFormat format);
|
|
int gst_video_format_get_row_stride (GstVideoFormat format, int component,
|
|
int width);
|
|
int gst_video_format_get_pixel_stride (GstVideoFormat format, int component);
|
|
int gst_video_format_get_component_width (GstVideoFormat format, int component,
|
|
int width);
|
|
int gst_video_format_get_component_height (GstVideoFormat format, int component,
|
|
int height);
|
|
int gst_video_format_get_component_offset (GstVideoFormat format, int component,
|
|
int width, int height);
|
|
int gst_video_format_get_size (GstVideoFormat format, int width, int height);
|
|
gboolean gst_video_format_convert (GstVideoFormat format, int width, int height,
|
|
int fps_n, int fps_d,
|
|
GstFormat src_format, gint64 src_value,
|
|
GstFormat dest_format, gint64 * dest_value);
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_VIDEO_H__ */
|