mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-19 10:30:30 +00:00
c5d29a1b39
Original commit message from CVS: * ext/alsa/gstalsamixer.c: (gst_alsa_mixer_get_volume), (gst_alsa_mixer_set_volume), (gst_alsa_mixer_set_mute), (gst_alsa_mixer_set_record), (gst_alsa_mixer_set_option), (gst_alsa_mixer_get_option): * ext/dvdnav/dvdnavsrc.c: (dvdnav_get_event_name), (dvdnavsrc_print_event): * ext/ogg/gstoggdemux.c: (_find_chain_process), (gst_ogg_print): * ext/ogg/gstoggmux.c: (gst_ogg_mux_pad_link), (gst_ogg_mux_pad_unlink): * gst/multipart/multipartmux.c: (gst_multipart_mux_pad_link), (gst_multipart_mux_pad_unlink): * gst/videofilter/gstvideobalance.c: (gst_videobalance_colorbalance_set_value): * gst/videomixer/videomixer.c: (gst_videomixer_pad_link), (gst_videomixer_pad_unlink): * po/uk.po: * sys/oss/gstossmixer.c: * sys/v4l/gstv4lcolorbalance.c: * sys/v4l/gstv4ltuner.c: * sys/v4l/v4lsrc_calls.c: * sys/v4l2/gstv4l2colorbalance.c: * sys/v4l2/gstv4l2tuner.c: compile fixes for --disable-gst-debug, G_DISABLE_ASSERT and friends
552 lines
15 KiB
C
552 lines
15 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
* Copyright (C) <2003> David Schleef <ds@schleef.org>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/*
|
|
* This file was (probably) generated from gstvideobalance.c,
|
|
* gstvideobalance.c,v 1.7 2003/11/08 02:48:59 dschleef Exp
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
/*#define DEBUG_ENABLED */
|
|
#include "gstvideobalance.h"
|
|
#ifdef HAVE_LIBOIL
|
|
#include <liboil/liboil.h>
|
|
#endif
|
|
#include <string.h>
|
|
#include <math.h>
|
|
|
|
#include <gst/colorbalance/colorbalance.h>
|
|
|
|
/* GstVideobalance signals and args */
|
|
enum
|
|
{
|
|
/* FILL ME */
|
|
LAST_SIGNAL
|
|
};
|
|
|
|
enum
|
|
{
|
|
ARG_0,
|
|
ARG_CONTRAST,
|
|
ARG_BRIGHTNESS,
|
|
ARG_HUE,
|
|
ARG_SATURATION
|
|
/* FILL ME */
|
|
};
|
|
|
|
static GstVideofilterClass *parent_class = NULL;
|
|
|
|
static void gst_videobalance_base_init (gpointer g_class);
|
|
static void gst_videobalance_class_init (gpointer g_class, gpointer class_data);
|
|
static void gst_videobalance_init (GTypeInstance * instance, gpointer g_class);
|
|
|
|
static void gst_videobalance_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec);
|
|
static void gst_videobalance_get_property (GObject * object, guint prop_id,
|
|
GValue * value, GParamSpec * pspec);
|
|
|
|
static void gst_videobalance_planar411 (GstVideofilter * videofilter,
|
|
void *dest, void *src);
|
|
static void gst_videobalance_setup (GstVideofilter * videofilter);
|
|
|
|
static void gst_videobalance_interface_init (GstImplementsInterfaceClass *
|
|
klass);
|
|
static void gst_videobalance_colorbalance_init (GstColorBalanceClass * iface);
|
|
|
|
static void gst_videobalance_dispose (GObject * object);
|
|
static void gst_videobalance_update_properties (GstVideobalance * videobalance);
|
|
|
|
GType
|
|
gst_videobalance_get_type (void)
|
|
{
|
|
static GType videobalance_type = 0;
|
|
|
|
if (!videobalance_type) {
|
|
static const GTypeInfo videobalance_info = {
|
|
sizeof (GstVideobalanceClass),
|
|
gst_videobalance_base_init,
|
|
NULL,
|
|
gst_videobalance_class_init,
|
|
NULL,
|
|
NULL,
|
|
sizeof (GstVideobalance),
|
|
0,
|
|
gst_videobalance_init,
|
|
};
|
|
|
|
static const GInterfaceInfo iface_info = {
|
|
(GInterfaceInitFunc) gst_videobalance_interface_init,
|
|
NULL,
|
|
NULL,
|
|
};
|
|
|
|
static const GInterfaceInfo colorbalance_info = {
|
|
(GInterfaceInitFunc) gst_videobalance_colorbalance_init,
|
|
NULL,
|
|
NULL,
|
|
};
|
|
|
|
videobalance_type = g_type_register_static (GST_TYPE_VIDEOFILTER,
|
|
"GstVideobalance", &videobalance_info, 0);
|
|
|
|
g_type_add_interface_static (videobalance_type,
|
|
GST_TYPE_IMPLEMENTS_INTERFACE, &iface_info);
|
|
g_type_add_interface_static (videobalance_type, GST_TYPE_COLOR_BALANCE,
|
|
&colorbalance_info);
|
|
}
|
|
return videobalance_type;
|
|
}
|
|
|
|
static GstVideofilterFormat gst_videobalance_formats[] = {
|
|
{"I420", 12, gst_videobalance_planar411,},
|
|
};
|
|
|
|
|
|
static void
|
|
gst_videobalance_base_init (gpointer g_class)
|
|
{
|
|
static GstElementDetails videobalance_details =
|
|
GST_ELEMENT_DETAILS ("Video Balance Control",
|
|
"Filter/Effect/Video",
|
|
"Adjusts brightness, contrast, hue, saturation on a video stream",
|
|
"David Schleef <ds@schleef.org>");
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
|
|
GstVideofilterClass *videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
|
|
int i;
|
|
|
|
gst_element_class_set_details (element_class, &videobalance_details);
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (gst_videobalance_formats); i++) {
|
|
gst_videofilter_class_add_format (videofilter_class,
|
|
gst_videobalance_formats + i);
|
|
}
|
|
|
|
gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class));
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_dispose (GObject * object)
|
|
{
|
|
GList *channels = NULL;
|
|
GstVideobalance *balance;
|
|
gint i;
|
|
|
|
balance = GST_VIDEOBALANCE (object);
|
|
|
|
for (i = 0; i < 256; i++) {
|
|
g_free (balance->tableu[i]);
|
|
g_free (balance->tablev[i]);
|
|
}
|
|
g_free (balance->tabley);
|
|
g_free (balance->tableu);
|
|
g_free (balance->tablev);
|
|
|
|
channels = balance->channels;
|
|
|
|
while (channels) {
|
|
GstColorBalanceChannel *channel = channels->data;
|
|
|
|
g_object_unref (channel);
|
|
channels = g_list_next (channels);
|
|
}
|
|
|
|
if (balance->channels)
|
|
g_list_free (balance->channels);
|
|
|
|
G_OBJECT_CLASS (parent_class)->dispose (object);
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_class_init (gpointer g_class, gpointer class_data)
|
|
{
|
|
GObjectClass *gobject_class;
|
|
GstVideofilterClass *videofilter_class;
|
|
|
|
gobject_class = G_OBJECT_CLASS (g_class);
|
|
videofilter_class = GST_VIDEOFILTER_CLASS (g_class);
|
|
|
|
parent_class = g_type_class_ref (GST_TYPE_VIDEOFILTER);
|
|
|
|
g_object_class_install_property (gobject_class, ARG_CONTRAST,
|
|
g_param_spec_double ("contrast", "Contrast", "contrast",
|
|
0, 2, 1, G_PARAM_READWRITE));
|
|
g_object_class_install_property (gobject_class, ARG_BRIGHTNESS,
|
|
g_param_spec_double ("brightness", "Brightness", "brightness",
|
|
-1, 1, 0, G_PARAM_READWRITE));
|
|
g_object_class_install_property (gobject_class, ARG_HUE,
|
|
g_param_spec_double ("hue", "Hue", "hue", -1, 1, 0, G_PARAM_READWRITE));
|
|
g_object_class_install_property (gobject_class, ARG_SATURATION,
|
|
g_param_spec_double ("saturation", "Saturation", "saturation",
|
|
0, 2, 1, G_PARAM_READWRITE));
|
|
|
|
gobject_class->set_property = gst_videobalance_set_property;
|
|
gobject_class->get_property = gst_videobalance_get_property;
|
|
gobject_class->dispose = gst_videobalance_dispose;
|
|
|
|
videofilter_class->setup = gst_videobalance_setup;
|
|
|
|
#ifdef HAVE_LIBOIL
|
|
oil_init ();
|
|
#endif
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_init (GTypeInstance * instance, gpointer g_class)
|
|
{
|
|
GstVideobalance *videobalance = GST_VIDEOBALANCE (instance);
|
|
GstVideofilter *videofilter;
|
|
char *channels[4] = { "HUE", "SATURATION",
|
|
"BRIGHTNESS", "CONTRAST"
|
|
};
|
|
gint i;
|
|
|
|
GST_DEBUG ("gst_videobalance_init");
|
|
|
|
videofilter = GST_VIDEOFILTER (videobalance);
|
|
|
|
/* do stuff */
|
|
videobalance->contrast = 1.0;
|
|
videobalance->brightness = 0.0;
|
|
videobalance->saturation = 1.0;
|
|
videobalance->hue = 0.0;
|
|
|
|
videobalance->needupdate = FALSE;
|
|
videofilter->passthru = TRUE;
|
|
|
|
videobalance->tabley = g_new (guint8, 256);
|
|
videobalance->tableu = g_new (guint8 *, 256);
|
|
videobalance->tablev = g_new (guint8 *, 256);
|
|
for (i = 0; i < 256; i++) {
|
|
videobalance->tableu[i] = g_new (guint8, 256);
|
|
videobalance->tablev[i] = g_new (guint8, 256);
|
|
}
|
|
|
|
/* Generate the channels list */
|
|
for (i = 0; i < (sizeof (channels) / sizeof (char *)); i++) {
|
|
GstColorBalanceChannel *channel;
|
|
|
|
channel = g_object_new (GST_TYPE_COLOR_BALANCE_CHANNEL, NULL);
|
|
channel->label = g_strdup (channels[i]);
|
|
channel->min_value = -1000;
|
|
channel->max_value = 1000;
|
|
|
|
videobalance->channels = g_list_append (videobalance->channels, channel);
|
|
}
|
|
|
|
}
|
|
|
|
static gboolean
|
|
gst_videobalance_interface_supported (GstImplementsInterface * iface,
|
|
GType type)
|
|
{
|
|
g_assert (type == GST_TYPE_COLOR_BALANCE);
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_interface_init (GstImplementsInterfaceClass * klass)
|
|
{
|
|
klass->supported = gst_videobalance_interface_supported;
|
|
}
|
|
|
|
static const GList *
|
|
gst_videobalance_colorbalance_list_channels (GstColorBalance * balance)
|
|
{
|
|
GstVideobalance *videobalance = GST_VIDEOBALANCE (balance);
|
|
|
|
g_return_val_if_fail (videobalance != NULL, NULL);
|
|
g_return_val_if_fail (GST_IS_VIDEOBALANCE (videobalance), NULL);
|
|
|
|
return videobalance->channels;
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_colorbalance_set_value (GstColorBalance * balance,
|
|
GstColorBalanceChannel * channel, gint value)
|
|
{
|
|
GstVideobalance *vb = GST_VIDEOBALANCE (balance);
|
|
|
|
g_return_if_fail (vb != NULL);
|
|
g_return_if_fail (GST_IS_VIDEOBALANCE (vb));
|
|
g_return_if_fail (GST_IS_VIDEOFILTER (vb));
|
|
g_return_if_fail (channel->label != NULL);
|
|
|
|
if (!g_ascii_strcasecmp (channel->label, "HUE")) {
|
|
vb->hue = (value + 1000.0) * 2.0 / 2000.0 - 1.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "SATURATION")) {
|
|
vb->saturation = (value + 1000.0) * 2.0 / 2000.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "BRIGHTNESS")) {
|
|
vb->brightness = (value + 1000.0) * 2.0 / 2000.0 - 1.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "CONTRAST")) {
|
|
vb->contrast = (value + 1000.0) * 2.0 / 2000.0;
|
|
}
|
|
|
|
gst_videobalance_update_properties (vb);
|
|
}
|
|
|
|
static gint
|
|
gst_videobalance_colorbalance_get_value (GstColorBalance * balance,
|
|
GstColorBalanceChannel * channel)
|
|
{
|
|
GstVideobalance *vb = GST_VIDEOBALANCE (balance);
|
|
gint value = 0;
|
|
|
|
g_return_val_if_fail (vb != NULL, 0);
|
|
g_return_val_if_fail (GST_IS_VIDEOBALANCE (vb), 0);
|
|
g_return_val_if_fail (channel->label != NULL, 0);
|
|
|
|
if (!g_ascii_strcasecmp (channel->label, "HUE")) {
|
|
value = (vb->hue + 1) * 2000.0 / 2.0 - 1000.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "SATURATION")) {
|
|
value = vb->saturation * 2000.0 / 2.0 - 1000.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "BRIGHTNESS")) {
|
|
value = (vb->brightness + 1) * 2000.0 / 2.0 - 1000.0;
|
|
} else if (!g_ascii_strcasecmp (channel->label, "CONTRAST")) {
|
|
value = vb->contrast * 2000.0 / 2.0 - 1000.0;
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_colorbalance_init (GstColorBalanceClass * iface)
|
|
{
|
|
GST_COLOR_BALANCE_TYPE (iface) = GST_COLOR_BALANCE_SOFTWARE;
|
|
iface->list_channels = gst_videobalance_colorbalance_list_channels;
|
|
iface->set_value = gst_videobalance_colorbalance_set_value;
|
|
iface->get_value = gst_videobalance_colorbalance_get_value;
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_update_properties (GstVideobalance * videobalance)
|
|
{
|
|
GstVideofilter *vf = GST_VIDEOFILTER (videobalance);
|
|
|
|
videobalance->needupdate = TRUE;
|
|
|
|
if (videobalance->contrast == 1.0 &&
|
|
videobalance->brightness == 0.0 &&
|
|
videobalance->hue == 0.0 && videobalance->saturation == 1.0) {
|
|
vf->passthru = TRUE;
|
|
} else {
|
|
vf->passthru = FALSE;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstVideobalance *src;
|
|
|
|
/* it's not null if we got it, but it might not be ours */
|
|
g_return_if_fail (GST_IS_VIDEOBALANCE (object));
|
|
src = GST_VIDEOBALANCE (object);
|
|
|
|
GST_DEBUG ("gst_videobalance_set_property");
|
|
switch (prop_id) {
|
|
case ARG_CONTRAST:
|
|
src->contrast = g_value_get_double (value);
|
|
break;
|
|
case ARG_BRIGHTNESS:
|
|
src->brightness = g_value_get_double (value);
|
|
break;
|
|
case ARG_HUE:
|
|
src->hue = g_value_get_double (value);
|
|
break;
|
|
case ARG_SATURATION:
|
|
src->saturation = g_value_get_double (value);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
gst_videobalance_update_properties (src);
|
|
}
|
|
|
|
static void
|
|
gst_videobalance_get_property (GObject * object, guint prop_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstVideobalance *src;
|
|
|
|
/* it's not null if we got it, but it might not be ours */
|
|
g_return_if_fail (GST_IS_VIDEOBALANCE (object));
|
|
src = GST_VIDEOBALANCE (object);
|
|
|
|
switch (prop_id) {
|
|
case ARG_CONTRAST:
|
|
g_value_set_double (value, src->contrast);
|
|
break;
|
|
case ARG_BRIGHTNESS:
|
|
g_value_set_double (value, src->brightness);
|
|
break;
|
|
case ARG_HUE:
|
|
g_value_set_double (value, src->hue);
|
|
break;
|
|
case ARG_SATURATION:
|
|
g_value_set_double (value, src->saturation);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
if (!gst_library_load ("gstvideofilter"))
|
|
return FALSE;
|
|
|
|
return gst_element_register (plugin, "videobalance", GST_RANK_NONE,
|
|
GST_TYPE_VIDEOBALANCE);
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
"videobalance",
|
|
"Changes hue, saturation, brightness etc. on video images",
|
|
plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN)
|
|
|
|
static void gst_videobalance_setup (GstVideofilter * videofilter)
|
|
{
|
|
GstVideobalance *videobalance;
|
|
|
|
g_return_if_fail (GST_IS_VIDEOBALANCE (videofilter));
|
|
videobalance = GST_VIDEOBALANCE (videofilter);
|
|
|
|
/* if any setup needs to be done, do it here */
|
|
|
|
}
|
|
|
|
/*
|
|
* look-up tables (LUT).
|
|
*/
|
|
|
|
static void
|
|
gst_videobalance_update_tables_planar411 (GstVideobalance * vb)
|
|
{
|
|
gint i, j;
|
|
gdouble y, u, v, hue_cos, hue_sin;
|
|
|
|
/* Y */
|
|
for (i = 0; i < 256; i++) {
|
|
y = 16 + ((i - 16) * vb->contrast + vb->brightness * 255);
|
|
if (y < 0)
|
|
y = 0;
|
|
else if (y > 255)
|
|
y = 255;
|
|
vb->tabley[i] = rint (y);
|
|
}
|
|
|
|
/* FIXME this is a bogus transformation for hue, but you get
|
|
* the idea */
|
|
hue_cos = cos (M_PI * vb->hue);
|
|
hue_sin = sin (M_PI * vb->hue);
|
|
|
|
/* U/V lookup tables are 2D, since we need both U/V for each table
|
|
* separately. */
|
|
for (i = -128; i < 128; i++) {
|
|
for (j = -128; j < 128; j++) {
|
|
u = 128 + ((i * hue_cos + j * hue_sin) * vb->saturation);
|
|
v = 128 + ((-i * hue_sin + j * hue_cos) * vb->saturation);
|
|
if (u < 0)
|
|
u = 0;
|
|
else if (u > 255)
|
|
u = 255;
|
|
if (v < 0)
|
|
v = 0;
|
|
else if (v > 255)
|
|
v = 255;
|
|
vb->tableu[i + 128][j + 128] = rint (u);
|
|
vb->tablev[i + 128][j + 128] = rint (v);
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifndef HAVE_LIBOIL
|
|
void
|
|
tablelookup_u8 (guint8 * dest, int dstr, guint8 * src, int sstr,
|
|
guint8 * table, int tstr, int n)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
*dest = table[*src * tstr];
|
|
dest += dstr;
|
|
src += sstr;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
gst_videobalance_planar411 (GstVideofilter * videofilter, void *dest, void *src)
|
|
{
|
|
GstVideobalance *videobalance;
|
|
int width;
|
|
int height;
|
|
int x, y;
|
|
|
|
g_return_if_fail (GST_IS_VIDEOBALANCE (videofilter));
|
|
videobalance = GST_VIDEOBALANCE (videofilter);
|
|
|
|
if (videobalance->needupdate) {
|
|
gst_videobalance_update_tables_planar411 (videobalance);
|
|
videobalance->needupdate = FALSE;
|
|
}
|
|
|
|
width = videofilter->from_width;
|
|
height = videofilter->from_height;
|
|
|
|
{
|
|
guint8 *cdest = dest;
|
|
guint8 *csrc = src;
|
|
|
|
for (y = 0; y < height; y++) {
|
|
tablelookup_u8 (cdest + y * width, 1, csrc + y * width, 1,
|
|
videobalance->tabley, 1, width);
|
|
}
|
|
}
|
|
|
|
{
|
|
gint u1, v1;
|
|
guint8 *usrc, *vsrc;
|
|
guint8 *udest, *vdest;
|
|
|
|
usrc = src + width * height;
|
|
udest = dest + width * height;
|
|
vsrc = src + width * height + (width / 2) * (height / 2);
|
|
vdest = dest + width * height + (width / 2) * (height / 2);
|
|
|
|
for (y = 0; y < height / 2; y++) {
|
|
for (x = 0; x < width / 2; x++) {
|
|
u1 = usrc[y * (width / 2) + x];
|
|
v1 = vsrc[y * (width / 2) + x];
|
|
udest[y * (width / 2) + x] = videobalance->tableu[u1][v1];
|
|
vdest[y * (width / 2) + x] = videobalance->tablev[u1][v1];
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|