mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-06-26 09:50:39 +00:00
video: move chroma functions to separate file
This commit is contained in:
Wim Taymans
parent
620e3aad07
commit
b5de0552a5
|
|
@ -3,7 +3,7 @@ ORC_SOURCE=video-orc
|
|||
include $(top_srcdir)/common/orc.mak
|
||||
|
||||
glib_enum_headers = video.h video-format.h video-color.h video-info.h \
|
||||
colorbalance.h navigation.h
|
||||
colorbalance.h navigation.h video-chroma.h
|
||||
glib_enum_define = GST_VIDEO
|
||||
glib_gen_prefix = gst_video
|
||||
glib_gen_basename = video
|
||||
|
|
@ -23,6 +23,7 @@ libgstvideo_@GST_API_VERSION@_la_SOURCES = \
|
|||
video.c \
|
||||
video-event.c \
|
||||
video-format.c \
|
||||
video-chroma.c \
|
||||
video-color.c \
|
||||
video-info.c \
|
||||
video-frame.c \
|
||||
|
|
@ -49,6 +50,7 @@ libgstvideo_@GST_API_VERSION@include_HEADERS = \
|
|||
video.h \
|
||||
video-event.h \
|
||||
video-format.h \
|
||||
video-chroma.h \
|
||||
video-color.h \
|
||||
video-info.h \
|
||||
video-frame.h \
|
||||
|
|
|
|||
78
gst-libs/gst/video/video-chroma.c
Normal file
78
gst-libs/gst/video/video-chroma.c
Normal file
|
|
@ -0,0 +1,78 @@
|
|||
/* GStreamer
|
||||
* Copyright (C) 2013 Wim Taymans <wim.taymans@gmail.com>
|
||||
*
|
||||
* 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., 51 Franklin St, Fifth Floor,
|
||||
* Boston, MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include <string.h>
|
||||
#include <stdio.h>
|
||||
|
||||
#include "video-format.h"
|
||||
|
||||
typedef struct
|
||||
{
|
||||
const gchar *name;
|
||||
GstVideoChromaSite site;
|
||||
} ChromaSiteInfo;
|
||||
|
||||
static const ChromaSiteInfo chromasite[] = {
|
||||
{"jpeg", GST_VIDEO_CHROMA_SITE_JPEG},
|
||||
{"mpeg2", GST_VIDEO_CHROMA_SITE_MPEG2},
|
||||
{"dv", GST_VIDEO_CHROMA_SITE_DV}
|
||||
};
|
||||
|
||||
/**
|
||||
* gst_video_chroma_from_string:
|
||||
* @s: a chromasite string
|
||||
*
|
||||
* Convert @s to a #GstVideoChromaSite
|
||||
*
|
||||
* Returns: a #GstVideoChromaSite or %GST_VIDEO_CHROMA_SITE_UNKNOWN when @s does
|
||||
* not contain a valid chroma description.
|
||||
*/
|
||||
GstVideoChromaSite
|
||||
gst_video_chroma_from_string (const gchar * s)
|
||||
{
|
||||
gint i;
|
||||
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
|
||||
if (g_str_equal (chromasite[i].name, s))
|
||||
return chromasite[i].site;
|
||||
}
|
||||
return GST_VIDEO_CHROMA_SITE_UNKNOWN;
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_video_chroma_to_string:
|
||||
* @site: a #GstVideoChromaSite
|
||||
*
|
||||
* Converts @site to its string representation.
|
||||
*
|
||||
* Returns: a string describing @site.
|
||||
*/
|
||||
const gchar *
|
||||
gst_video_chroma_to_string (GstVideoChromaSite site)
|
||||
{
|
||||
gint i;
|
||||
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
|
||||
if (chromasite[i].site == site)
|
||||
return chromasite[i].name;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
59
gst-libs/gst/video/video-chroma.h
Normal file
59
gst-libs/gst/video/video-chroma.h
Normal file
|
|
@ -0,0 +1,59 @@
|
|||
/* GStreamer
|
||||
* Copyright (C) <2013> Wim Taymans <wim.taymans@gmail.com>
|
||||
*
|
||||
* 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., 51 Franklin St, Fifth Floor,
|
||||
* Boston, MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#ifndef __GST_VIDEO_CHROMA_H__
|
||||
#define __GST_VIDEO_CHROMA_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
/**
|
||||
* GstVideoChromaSite:
|
||||
* @GST_VIDEO_CHROMA_SITE_UNKNOWN: unknown cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_NONE: no cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_H_COSITED: chroma is horizontally cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_V_COSITED: chroma is vertically cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_ALT_LINE: choma samples are sited on alternate lines
|
||||
* @GST_VIDEO_CHROMA_SITE_COSITED: chroma samples cosited with luma samples
|
||||
* @GST_VIDEO_CHROMA_SITE_JPEG: jpeg style cositing, also for mpeg1 and mjpeg
|
||||
* @GST_VIDEO_CHROMA_SITE_MPEG2: mpeg2 style cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_DV: DV style cositing
|
||||
*
|
||||
* Various Chroma sitings.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_CHROMA_SITE_UNKNOWN = 0,
|
||||
GST_VIDEO_CHROMA_SITE_NONE = (1 << 0),
|
||||
GST_VIDEO_CHROMA_SITE_H_COSITED = (1 << 1),
|
||||
GST_VIDEO_CHROMA_SITE_V_COSITED = (1 << 2),
|
||||
GST_VIDEO_CHROMA_SITE_ALT_LINE = (1 << 3),
|
||||
/* some common chroma cositing */
|
||||
GST_VIDEO_CHROMA_SITE_COSITED = (GST_VIDEO_CHROMA_SITE_H_COSITED | GST_VIDEO_CHROMA_SITE_V_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_JPEG = (GST_VIDEO_CHROMA_SITE_NONE),
|
||||
GST_VIDEO_CHROMA_SITE_MPEG2 = (GST_VIDEO_CHROMA_SITE_H_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_DV = (GST_VIDEO_CHROMA_SITE_COSITED | GST_VIDEO_CHROMA_SITE_ALT_LINE),
|
||||
} GstVideoChromaSite;
|
||||
|
||||
GstVideoChromaSite gst_video_chroma_from_string (const gchar * s);
|
||||
const gchar * gst_video_chroma_to_string (GstVideoChromaSite site);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_VIDEO_CHROMA_H__ */
|
||||
|
|
@ -2371,54 +2371,3 @@ gst_video_format_get_palette (GstVideoFormat format, gsize * size)
|
|||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
typedef struct
|
||||
{
|
||||
const gchar *name;
|
||||
GstVideoChromaSite site;
|
||||
} ChromaSiteInfo;
|
||||
|
||||
static const ChromaSiteInfo chromasite[] = {
|
||||
{"jpeg", GST_VIDEO_CHROMA_SITE_JPEG},
|
||||
{"mpeg2", GST_VIDEO_CHROMA_SITE_MPEG2},
|
||||
{"dv", GST_VIDEO_CHROMA_SITE_DV}
|
||||
};
|
||||
|
||||
/**
|
||||
* gst_video_chroma_from_string:
|
||||
* @s: a chromasite string
|
||||
*
|
||||
* Convert @s to a #GstVideoChromaSite
|
||||
*
|
||||
* Returns: a #GstVideoChromaSite or %GST_VIDEO_CHROMA_SITE_UNKNOWN when @s does
|
||||
* not contain a valid chroma description.
|
||||
*/
|
||||
GstVideoChromaSite
|
||||
gst_video_chroma_from_string (const gchar * s)
|
||||
{
|
||||
gint i;
|
||||
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
|
||||
if (g_str_equal (chromasite[i].name, s))
|
||||
return chromasite[i].site;
|
||||
}
|
||||
return GST_VIDEO_CHROMA_SITE_UNKNOWN;
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_video_chroma_to_string:
|
||||
* @site: a #GstVideoChromaSite
|
||||
*
|
||||
* Converts @site to its string representation.
|
||||
*
|
||||
* Returns: a string describing @site.
|
||||
*/
|
||||
const gchar *
|
||||
gst_video_chroma_to_string (GstVideoChromaSite site)
|
||||
{
|
||||
gint i;
|
||||
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
|
||||
if (chromasite[i].site == site)
|
||||
return chromasite[i].name;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -143,36 +143,6 @@ typedef enum {
|
|||
|
||||
typedef struct _GstVideoFormatInfo GstVideoFormatInfo;
|
||||
|
||||
/**
|
||||
* GstVideoChromaSite:
|
||||
* @GST_VIDEO_CHROMA_SITE_UNKNOWN: unknown cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_NONE: no cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_H_COSITED: chroma is horizontally cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_V_COSITED: chroma is vertically cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_ALT_LINE: choma samples are sited on alternate lines
|
||||
* @GST_VIDEO_CHROMA_SITE_COSITED: chroma samples cosited with luma samples
|
||||
* @GST_VIDEO_CHROMA_SITE_JPEG: jpeg style cositing, also for mpeg1 and mjpeg
|
||||
* @GST_VIDEO_CHROMA_SITE_MPEG2: mpeg2 style cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_DV: DV style cositing
|
||||
*
|
||||
* Various Chroma sitings.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_CHROMA_SITE_UNKNOWN = 0,
|
||||
GST_VIDEO_CHROMA_SITE_NONE = (1 << 0),
|
||||
GST_VIDEO_CHROMA_SITE_H_COSITED = (1 << 1),
|
||||
GST_VIDEO_CHROMA_SITE_V_COSITED = (1 << 2),
|
||||
GST_VIDEO_CHROMA_SITE_ALT_LINE = (1 << 3),
|
||||
/* some common chroma cositing */
|
||||
GST_VIDEO_CHROMA_SITE_COSITED = (GST_VIDEO_CHROMA_SITE_H_COSITED | GST_VIDEO_CHROMA_SITE_V_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_JPEG = (GST_VIDEO_CHROMA_SITE_NONE),
|
||||
GST_VIDEO_CHROMA_SITE_MPEG2 = (GST_VIDEO_CHROMA_SITE_H_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_DV = (GST_VIDEO_CHROMA_SITE_COSITED | GST_VIDEO_CHROMA_SITE_ALT_LINE),
|
||||
} GstVideoChromaSite;
|
||||
|
||||
GstVideoChromaSite gst_video_chroma_from_string (const gchar * s);
|
||||
const gchar * gst_video_chroma_to_string (GstVideoChromaSite site);
|
||||
|
||||
/**
|
||||
* GstVideoFormatFlags:
|
||||
* @GST_VIDEO_FORMAT_FLAG_YUV: The video format is YUV, components are numbered
|
||||
|
|
@ -223,6 +193,8 @@ typedef enum
|
|||
#define GST_VIDEO_COMP_INDEX 0
|
||||
#define GST_VIDEO_COMP_PALETTE 1
|
||||
|
||||
#include <gst/video/video-chroma.h>
|
||||
|
||||
/**
|
||||
* GstVideoPackFlags:
|
||||
* @GST_VIDEO_PACK_FLAG_NONE: No flag
|
||||
|
|
|
|||
Loading…
Reference in a new issue