2004-01-11 21:52:10 +00:00
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <2003> David Schleef <ds@schleef.org>
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* Copyright (C) 2003 Arwed v. Merkatz <v.merkatz@gmx.net>
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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* Copyright (C) 2006 Mark Nauwelaerts <manauw@skynet.be>
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2004-01-11 21:52:10 +00:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* This file was (probably) generated from
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* gstvideotemplate.c,v 1.12 2004/01/07 21:07:12 ds Exp
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* and
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* make_filter,v 1.6 2004/01/07 21:33:01 ds Exp
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*/
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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/**
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* SECTION:element-gamma
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*
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* Performs gamma correction on a video stream.
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2009-01-28 10:29:42 +00:00
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*
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* <refsect2>
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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* <title>Example launch line</title>
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2009-01-28 10:29:42 +00:00
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* |[
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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* gst-launch videotestsrc ! gamma gamma=2.0 ! ffmpegcolorspace ! ximagesink
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2009-01-28 10:29:42 +00:00
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* ]| This pipeline will make the image "brighter".
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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* </refsect2>
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*/
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2004-01-11 21:52:10 +00:00
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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#include "gstgamma.h"
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#include <liboil/liboil.h>
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2004-01-11 21:52:10 +00:00
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#include <string.h>
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#include <math.h>
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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#include <gst/video/video.h>
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2010-04-17 16:01:06 +00:00
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#include <gst/controller/gstcontroller.h>
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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GST_DEBUG_CATEGORY_STATIC (gamma_debug);
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#define GST_CAT_DEFAULT gamma_debug
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2004-01-11 21:52:10 +00:00
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2010-04-17 15:55:22 +00:00
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/* GstGamma properties */
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2004-03-14 22:34:33 +00:00
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enum
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{
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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PROP_0,
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PROP_GAMMA
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2004-05-21 22:39:30 +00:00
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/* FILL ME */
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2004-01-11 21:52:10 +00:00
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};
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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#define DEFAULT_PROP_GAMMA 1
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static GstStaticPadTemplate gst_gamma_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ IYUV, I420, YV12 }"))
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);
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static GstStaticPadTemplate gst_gamma_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ IYUV, I420, YV12 }"))
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);
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2004-01-11 21:52:10 +00:00
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2004-03-14 22:34:33 +00:00
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static void gst_gamma_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_gamma_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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static gboolean gst_gamma_set_caps (GstBaseTransform * base, GstCaps * incaps,
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GstCaps * outcaps);
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static GstFlowReturn gst_gamma_transform_ip (GstBaseTransform * transform,
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GstBuffer * buf);
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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static void gst_gamma_planar411_ip (GstGamma * gamma, guint8 * data, gint size);
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static void gst_gamma_calculate_tables (GstGamma * gamma);
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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GST_BOILERPLATE (GstGamma, gst_gamma, GstVideoFilter, GST_TYPE_VIDEO_FILTER);
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2004-01-11 21:52:10 +00:00
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static void
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gst_gamma_base_init (gpointer g_class)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
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2004-03-14 22:34:33 +00:00
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2010-03-18 13:31:35 +00:00
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gst_element_class_set_details_simple (element_class, "Video gamma correction",
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"Filter/Effect/Video",
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"Adjusts gamma on a video stream", "Arwed v. Merkatz <v.merkatz@gmx.net");
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_gamma_sink_template));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_gamma_src_template));
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2004-01-11 21:52:10 +00:00
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}
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static void
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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gst_gamma_class_init (GstGammaClass * g_class)
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{
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2010-04-17 15:55:22 +00:00
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GObjectClass *gobject_class = (GObjectClass *) g_class;
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GstBaseTransformClass *trans_class = (GstBaseTransformClass *) g_class;
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2005-05-06 11:25:56 +00:00
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gobject_class->set_property = gst_gamma_set_property;
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gobject_class->get_property = gst_gamma_get_property;
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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g_object_class_install_property (gobject_class, PROP_GAMMA,
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2004-03-14 22:34:33 +00:00
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g_param_spec_double ("gamma", "Gamma", "gamma",
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2010-04-17 15:55:22 +00:00
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0.01, 10, DEFAULT_PROP_GAMMA,
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2010-04-17 16:01:06 +00:00
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GST_PARAM_CONTROLLABLE | G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_gamma_set_caps);
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trans_class->transform_ip = GST_DEBUG_FUNCPTR (gst_gamma_transform_ip);
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2004-01-11 21:52:10 +00:00
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}
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static void
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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gst_gamma_init (GstGamma * gamma, GstGammaClass * g_class)
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2004-01-11 21:52:10 +00:00
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{
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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/* properties */
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gamma->gamma = DEFAULT_PROP_GAMMA;
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2004-02-24 21:23:40 +00:00
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gst_gamma_calculate_tables (gamma);
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2004-01-11 21:52:10 +00:00
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_gamma_set_property (GObject * object, guint prop_id, const GValue * value,
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GParamSpec * pspec)
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2004-01-11 21:52:10 +00:00
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{
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2010-04-17 15:55:22 +00:00
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GstGamma *gamma = GST_GAMMA (object);
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2004-01-11 21:52:10 +00:00
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switch (prop_id) {
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2010-04-17 15:55:22 +00:00
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case PROP_GAMMA:{
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gdouble val = g_value_get_double (value);
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GST_DEBUG_OBJECT (gamma, "Changing gamma from %lf to %lf", gamma->gamma,
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val);
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2010-04-17 16:01:06 +00:00
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GST_OBJECT_LOCK (gamma);
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2010-04-17 15:55:22 +00:00
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gamma->gamma = val;
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2004-02-24 21:23:40 +00:00
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gst_gamma_calculate_tables (gamma);
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2010-04-17 16:01:06 +00:00
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GST_OBJECT_UNLOCK (gamma);
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2004-02-24 21:23:40 +00:00
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break;
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2010-04-17 15:55:22 +00:00
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}
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2004-01-11 21:52:10 +00:00
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default:
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2009-10-02 10:15:59 +00:00
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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2004-01-11 21:52:10 +00:00
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break;
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}
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_gamma_get_property (GObject * object, guint prop_id, GValue * value,
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GParamSpec * pspec)
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2004-01-11 21:52:10 +00:00
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{
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2010-04-17 15:55:22 +00:00
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GstGamma *gamma = GST_GAMMA (object);
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2004-01-11 21:52:10 +00:00
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switch (prop_id) {
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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case PROP_GAMMA:
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2004-01-11 21:52:10 +00:00
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g_value_set_double (value, gamma->gamma);
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2004-02-24 21:23:40 +00:00
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break;
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2004-01-11 21:52:10 +00:00
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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2004-03-14 22:34:33 +00:00
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gst_gamma_calculate_tables (GstGamma * gamma)
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2004-01-11 21:52:10 +00:00
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{
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2010-04-17 15:55:22 +00:00
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gint n;
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gdouble val;
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gdouble exp;
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2004-01-11 21:52:10 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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if (gamma->gamma == 1.0) {
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GST_BASE_TRANSFORM (gamma)->passthrough = TRUE;
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2004-01-11 21:52:10 +00:00
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return;
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}
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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GST_BASE_TRANSFORM (gamma)->passthrough = FALSE;
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2004-01-11 21:52:10 +00:00
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exp = 1.0 / gamma->gamma;
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for (n = 0; n < 256; n++) {
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2004-03-14 22:34:33 +00:00
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val = n / 255.0;
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val = pow (val, exp);
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2004-01-11 21:52:10 +00:00
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val = 255.0 * val;
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2010-04-17 15:55:22 +00:00
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gamma->gamma_table[n] = (guint8) floor (val + 0.5);
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2004-01-11 21:52:10 +00:00
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}
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}
|
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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/* Useful macros */
|
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#define GST_VIDEO_I420_Y_ROWSTRIDE(width) (GST_ROUND_UP_4(width))
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#define GST_VIDEO_I420_U_ROWSTRIDE(width) (GST_ROUND_UP_8(width)/2)
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#define GST_VIDEO_I420_V_ROWSTRIDE(width) ((GST_ROUND_UP_8(GST_VIDEO_I420_Y_ROWSTRIDE(width)))/2)
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#define GST_VIDEO_I420_Y_OFFSET(w,h) (0)
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#define GST_VIDEO_I420_U_OFFSET(w,h) (GST_VIDEO_I420_Y_OFFSET(w,h)+(GST_VIDEO_I420_Y_ROWSTRIDE(w)*GST_ROUND_UP_2(h)))
|
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#define GST_VIDEO_I420_V_OFFSET(w,h) (GST_VIDEO_I420_U_OFFSET(w,h)+(GST_VIDEO_I420_U_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
|
|
|
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#define GST_VIDEO_I420_SIZE(w,h) (GST_VIDEO_I420_V_OFFSET(w,h)+(GST_VIDEO_I420_V_ROWSTRIDE(w)*GST_ROUND_UP_2(h)/2))
|
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|
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static gboolean
|
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gst_gamma_set_caps (GstBaseTransform * base, GstCaps * incaps,
|
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GstCaps * outcaps)
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2004-02-24 21:23:40 +00:00
|
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{
|
2010-04-17 15:55:22 +00:00
|
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GstGamma *gamma = GST_GAMMA (base);
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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GstStructure *structure;
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gboolean res;
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2004-02-24 21:23:40 +00:00
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2010-04-17 15:55:22 +00:00
|
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GST_DEBUG_OBJECT (gamma,
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"setting caps: in %" GST_PTR_FORMAT " out %" GST_PTR_FORMAT, incaps,
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outcaps);
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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structure = gst_caps_get_structure (incaps, 0);
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|
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2010-04-17 15:55:22 +00:00
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res = gst_structure_get_int (structure, "width", &gamma->width);
|
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res &= gst_structure_get_int (structure, "height", &gamma->height);
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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if (!res)
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goto done;
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2010-04-17 15:55:22 +00:00
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gamma->size = GST_VIDEO_I420_SIZE (gamma->width, gamma->height);
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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done:
|
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return res;
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2004-02-24 21:23:40 +00:00
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}
|
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2004-03-14 22:34:33 +00:00
|
|
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static void
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
|
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gst_gamma_planar411_ip (GstGamma * gamma, guint8 * data, gint size)
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{
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oil_tablelookup_u8 (data, 1, data, 1, gamma->gamma_table, 1, size);
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}
|
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static GstFlowReturn
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gst_gamma_transform_ip (GstBaseTransform * base, GstBuffer * outbuf)
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2004-02-24 21:23:40 +00:00
|
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{
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2010-04-17 15:55:22 +00:00
|
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GstGamma *gamma = GST_GAMMA (base);
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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guint8 *data;
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guint size;
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2010-04-17 16:01:06 +00:00
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GstClockTime timestamp, stream_time;
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timestamp = GST_BUFFER_TIMESTAMP (outbuf);
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stream_time =
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gst_segment_to_stream_time (&base->segment, GST_FORMAT_TIME, timestamp);
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GST_DEBUG_OBJECT (gamma, "sync to %" GST_TIME_FORMAT,
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GST_TIME_ARGS (timestamp));
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if (GST_CLOCK_TIME_IS_VALID (stream_time))
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gst_object_sync_values (G_OBJECT (gamma), stream_time);
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2004-02-24 21:23:40 +00:00
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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if (base->passthrough)
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goto done;
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data = GST_BUFFER_DATA (outbuf);
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size = GST_BUFFER_SIZE (outbuf);
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if (size != gamma->size)
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goto wrong_size;
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2010-04-17 16:01:06 +00:00
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GST_OBJECT_LOCK (gamma);
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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gst_gamma_planar411_ip (gamma, data,
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gamma->height * GST_VIDEO_I420_Y_ROWSTRIDE (gamma->width));
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2010-04-17 16:01:06 +00:00
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GST_OBJECT_UNLOCK (gamma);
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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done:
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return GST_FLOW_OK;
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/* ERRORS */
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wrong_size:
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{
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GST_ELEMENT_ERROR (gamma, STREAM, FORMAT,
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(NULL), ("Invalid buffer size %d, expected %d", size, gamma->size));
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return GST_FLOW_ERROR;
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2004-02-24 21:23:40 +00:00
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}
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}
|
gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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GST_DEBUG_CATEGORY_INIT (gamma_debug, "gamma", 0, "gamma");
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2010-04-17 16:01:06 +00:00
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oil_init ();
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gst_controller_init (NULL, NULL);
|
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|
|
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gst/videofilter/: Port gamma filter to 0.10. Fixes #412704.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet be>
* gst/videofilter/Makefile.am:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init),
(gst_gamma_class_init), (gst_gamma_init), (gst_gamma_set_property),
(gst_gamma_get_property), (gst_gamma_calculate_tables),
(oil_tablelookup_u8), (gst_gamma_set_caps),
(gst_gamma_planar411_ip), (gst_gamma_transform_ip), (plugin_init):
Port gamma filter to 0.10. Fixes #412704.
* tests/check/Makefile.am:
* tests/check/elements/videofilter.c: (setup_filter),
(cleanup_filter), (check_filter), (GST_START_TEST),
(videobalance_suite), (videoflip_suite), (gamma_suite), (main):
Add unit tests for videofilters.
2007-02-28 10:17:15 +00:00
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return gst_element_register (plugin, "gamma", GST_RANK_NONE, GST_TYPE_GAMMA);
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"gamma",
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"Changes gamma on video images",
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plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN);
|