mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-20 00:31:13 +00:00
Code Issues 1 Projects Releases Wiki Activity

Dear God. One videoflip element being installed is quite enough, thank you. Three hours of puzzling wasted.

Browse source 
Original commit message from CVS:
Dear God.  One videoflip element being installed is
quite enough, thank you.  Three hours of puzzling
wasted.
This commit is contained in:
Thomas Vander Stichele 2005-07-24 20:15:02 +00:00
parent 29ddf89a5d
commit de43330d8b
6 changed files with 0 additions and 955 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
gst/videoflip/Makefile.am
View file

@ -1,11 +0,0 @@
plugin_LTLIBRARIES = libgstvideoflip.la
libgstvideoflip_la_SOURCES = \
gstvideoflip.c \
videoflip.c
libgstvideoflip_la_CFLAGS = $(GST_CFLAGS)
libgstvideoflip_la_LIBADD =
libgstvideoflip_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstvideoflip.h videoflip.h

413
gst/videoflip/gstvideoflip.c
View file

@ -1,413 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
/*#define DEBUG_ENABLED */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gstvideoflip.h>
#include <videoflip.h>
/* elementfactory information */
static GstElementDetails videoflip_details =
GST_ELEMENT_DETAILS ("Video scaler",
"Filter/Effect/Video",
"Resizes video",
"Wim Taymans <wim.taymans@chello.be>");
/* GstVideoflip signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
ARG_0,
ARG_METHOD
/* FILL ME */
};
static void gst_videoflip_base_init (gpointer g_class);
static void gst_videoflip_class_init (GstVideoflipClass * klass);
static void gst_videoflip_init (GstVideoflip * videoflip);
static void gst_videoflip_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_videoflip_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_videoflip_chain (GstPad * pad, GstData * _data);
static GstCaps *gst_videoflip_get_capslist (void);
static GstElementClass *parent_class = NULL;
#define GST_TYPE_VIDEOFLIP_METHOD (gst_videoflip_method_get_type())
static GType
gst_videoflip_method_get_type (void)
{
static GType videoflip_method_type = 0;
static GEnumValue videoflip_methods[] = {
{GST_VIDEOFLIP_METHOD_IDENTITY, "0", "Identity (no rotation)"},
{GST_VIDEOFLIP_METHOD_90R, "1", "Rotate right 90 degrees"},
{GST_VIDEOFLIP_METHOD_180, "2", "Rotate 180 degrees"},
{GST_VIDEOFLIP_METHOD_90L, "3", "Rotate left 90 degrees"},
{GST_VIDEOFLIP_METHOD_HORIZ, "4", "Flip horizontally"},
{GST_VIDEOFLIP_METHOD_VERT, "5", "Flip vertically"},
{GST_VIDEOFLIP_METHOD_TRANS, "6",
"Flip across upper left/lower right diagonal"},
{GST_VIDEOFLIP_METHOD_OTHER, "7",
"Flip across upper right/lower left diagonal"},
{0, NULL, NULL},
};
if (!videoflip_method_type) {
videoflip_method_type = g_enum_register_static ("GstVideoflipMethod",
videoflip_methods);
}
return videoflip_method_type;
}
static GstPadTemplate *
gst_videoflip_src_template_factory (void)
{
/* well, actually RGB too, but since there's no RGB format anyway */
GstCaps *caps = gst_caps_from_string ("video/x-raw-yuv, "
"width = (int) [ 0, MAX ], "
"height = (int) [ 0, MAX ], " "framerate = (double) [ 0, MAX ]");
caps = gst_caps_intersect (caps, gst_videoflip_get_capslist ());
return gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps);
}
static GstPadTemplate *
gst_videoflip_sink_template_factory (void)
{
GstCaps *caps = gst_caps_from_string ("video/x-raw-yuv, "
"width = (int) [ 0, MAX ], "
"height = (int) [ 0, MAX ], " "framerate = (double) [ 0, MAX ]");
caps = gst_caps_intersect (caps, gst_videoflip_get_capslist ());
return gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, caps);
}
GType
gst_videoflip_get_type (void)
{
static GType videoflip_type = 0;
if (!videoflip_type) {
static const GTypeInfo videoflip_info = {
sizeof (GstVideoflipClass),
gst_videoflip_base_init,
NULL,
(GClassInitFunc) gst_videoflip_class_init,
NULL,
NULL,
sizeof (GstVideoflip),
0,
(GInstanceInitFunc) gst_videoflip_init,
};
videoflip_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstVideoflip",
&videoflip_info, 0);
}
return videoflip_type;
}
static void
gst_videoflip_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_set_details (element_class, &videoflip_details);
gst_element_class_add_pad_template (element_class,
gst_videoflip_sink_template_factory ());
gst_element_class_add_pad_template (element_class,
gst_videoflip_src_template_factory ());
}
static void
gst_videoflip_class_init (GstVideoflipClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_METHOD,
g_param_spec_enum ("method", "method", "method",
GST_TYPE_VIDEOFLIP_METHOD, GST_VIDEOFLIP_METHOD_90R,
G_PARAM_READWRITE));
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
gobject_class->set_property = gst_videoflip_set_property;
gobject_class->get_property = gst_videoflip_get_property;
}
static GstCaps *
gst_videoflip_get_capslist (void)
{
GstCaps *caps;
GstStructure *structure;
int i;
caps = gst_caps_new_empty ();
for (i = 0; i < videoflip_n_formats; i++) {
structure = videoflip_get_cap (videoflip_formats + i);
gst_caps_append_structure (caps, structure);
}
return caps;
}
static GstCaps *
gst_videoflip_sink_getcaps (GstPad * pad)
{
GstVideoflip *videoflip;
GstCaps *capslist = NULL;
GstCaps *peercaps;
GstCaps *sizecaps;
GstCaps *caps;
int i;
GST_DEBUG ("gst_videoflip_sink_getcaps");
videoflip = GST_VIDEOFLIP (gst_pad_get_parent (pad));
/* get list of peer's caps */
if (pad == videoflip->srcpad) {
peercaps = gst_pad_get_allowed_caps (videoflip->sinkpad);
} else {
peercaps = gst_pad_get_allowed_caps (videoflip->srcpad);
}
/* FIXME videoflip doesn't allow passthru of video formats it
* doesn't understand. */
/* Look through our list of caps and find those that match with
* the peer's formats. Create a list of them. */
for (i = 0; i < videoflip_n_formats; i++) {
GstCaps *fromcaps =
gst_caps_new_full (videoflip_get_cap (videoflip_formats + i), NULL);
if (gst_caps_is_always_compatible (fromcaps, peercaps)) {
gst_caps_append (capslist, fromcaps);
}
}
gst_caps_free (peercaps);
sizecaps = gst_caps_from_string ("video/x-raw-yuv, "
"width = (int) [ 0, MAX ], "
"height = (int) [ 0, MAX ], " "framerate = (double) [ 0, MAX ]");
caps = gst_caps_intersect (capslist, sizecaps);
gst_caps_free (sizecaps);
return caps;
}
static GstPadLinkReturn
gst_videoflip_src_link (GstPad * pad, const GstCaps * caps)
{
GstVideoflip *videoflip;
GstStructure *structure;
gboolean ret;
GST_DEBUG ("gst_videoflip_src_link");
videoflip = GST_VIDEOFLIP (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
videoflip->format = videoflip_find_by_caps (caps);
g_return_val_if_fail (videoflip->format, GST_PAD_LINK_REFUSED);
ret = gst_structure_get_int (structure, "width", &videoflip->to_width);
ret &= gst_structure_get_int (structure, "height", &videoflip->to_height);
if (!ret)
return GST_PAD_LINK_REFUSED;
return GST_PAD_LINK_OK;
}
static GstPadLinkReturn
gst_videoflip_sink_link (GstPad * pad, const GstCaps * caps)
{
GstVideoflip *videoflip;
GstStructure *structure;
gboolean ret;
GST_DEBUG ("gst_videoflip_sink_link");
videoflip = GST_VIDEOFLIP (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
videoflip->format = videoflip_find_by_caps (caps);
g_return_val_if_fail (videoflip->format, GST_PAD_LINK_REFUSED);
ret = gst_structure_get_int (structure, "width", &videoflip->from_width);
ret &= gst_structure_get_int (structure, "height", &videoflip->from_height);
if (!ret)
return GST_PAD_LINK_REFUSED;
return GST_PAD_LINK_OK;
}
static void
gst_videoflip_init (GstVideoflip * videoflip)
{
GST_DEBUG ("gst_videoflip_init");
videoflip->sinkpad =
gst_pad_new_from_template (gst_videoflip_sink_template_factory (),
"sink");
gst_element_add_pad (GST_ELEMENT (videoflip), videoflip->sinkpad);
gst_pad_set_chain_function (videoflip->sinkpad, gst_videoflip_chain);
gst_pad_set_link_function (videoflip->sinkpad, gst_videoflip_sink_link);
gst_pad_set_getcaps_function (videoflip->sinkpad, gst_videoflip_sink_getcaps);
videoflip->srcpad =
gst_pad_new_from_template (gst_videoflip_src_template_factory (), "src");
gst_element_add_pad (GST_ELEMENT (videoflip), videoflip->srcpad);
gst_pad_set_link_function (videoflip->srcpad, gst_videoflip_src_link);
//gst_pad_set_getcaps_function(videoflip->srcpad,gst_videoflip_getcaps);
videoflip->inited = FALSE;
videoflip->force_size = FALSE;
}
static void
gst_videoflip_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstVideoflip *videoflip;
guchar *data;
gulong size;
GstBuffer *outbuf;
GST_DEBUG ("gst_videoflip_chain");
g_return_if_fail (pad != NULL);
g_return_if_fail (GST_IS_PAD (pad));
g_return_if_fail (buf != NULL);
videoflip = GST_VIDEOFLIP (gst_pad_get_parent (pad));
g_return_if_fail (videoflip->inited);
data = GST_BUFFER_DATA (buf);
size = GST_BUFFER_SIZE (buf);
if (videoflip->passthru) {
gst_pad_push (videoflip->srcpad, GST_DATA (buf));
return;
}
GST_DEBUG ("gst_videoflip_chain: got buffer of %ld bytes in '%s'", size,
GST_OBJECT_NAME (videoflip));
GST_DEBUG
("size=%ld from=%dx%d to=%dx%d fromsize=%ld (should be %d) tosize=%d",
size, videoflip->from_width, videoflip->from_height, videoflip->to_width,
videoflip->to_height, size, videoflip->from_buf_size,
videoflip->to_buf_size);
g_return_if_fail (size == videoflip->from_buf_size);
outbuf = gst_buffer_new ();
/* FIXME: handle bufferpools */
GST_BUFFER_SIZE (outbuf) = videoflip->to_buf_size;
GST_BUFFER_DATA (outbuf) = g_malloc (videoflip->to_buf_size);
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
g_return_if_fail (videoflip->format);
GST_DEBUG ("format %s", videoflip->format->fourcc);
g_return_if_fail (videoflip->format->scale);
videoflip->format->scale (videoflip, GST_BUFFER_DATA (outbuf), data);
GST_DEBUG ("gst_videoflip_chain: pushing buffer of %d bytes in '%s'",
GST_BUFFER_SIZE (outbuf), GST_OBJECT_NAME (videoflip));
gst_pad_push (videoflip->srcpad, GST_DATA (outbuf));
gst_buffer_unref (buf);
}
static void
gst_videoflip_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstVideoflip *src;
g_return_if_fail (GST_IS_VIDEOFLIP (object));
src = GST_VIDEOFLIP (object);
GST_DEBUG ("gst_videoflip_set_property");
switch (prop_id) {
case ARG_METHOD:
src->method = g_value_get_enum (value);
break;
default:
break;
}
}
static void
gst_videoflip_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstVideoflip *src;
g_return_if_fail (GST_IS_VIDEOFLIP (object));
src = GST_VIDEOFLIP (object);
switch (prop_id) {
case ARG_METHOD:
g_value_set_enum (value, src->method);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "videoflip", GST_RANK_NONE,
GST_TYPE_VIDEOFLIP);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"videoflip",
"Resizes video", plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN)

93
gst/videoflip/gstvideoflip.h
View file

@ -1,93 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_VIDEOFLIP_H__
#define __GST_VIDEOFLIP_H__
#include <gst/gst.h>
G_BEGIN_DECLS
typedef enum {
GST_VIDEOFLIP_METHOD_IDENTITY,
GST_VIDEOFLIP_METHOD_90R,
GST_VIDEOFLIP_METHOD_180,
GST_VIDEOFLIP_METHOD_90L,
GST_VIDEOFLIP_METHOD_HORIZ,
GST_VIDEOFLIP_METHOD_VERT,
GST_VIDEOFLIP_METHOD_TRANS,
GST_VIDEOFLIP_METHOD_OTHER,
} GstVideoflipMethod;
#define GST_TYPE_VIDEOFLIP \
(gst_videoflip_get_type())
#define GST_VIDEOFLIP(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEOFLIP,GstVideoflip))
#define GST_VIDEOFLIP_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEOFLIP,GstVideoflip))
#define GST_IS_VIDEOFLIP(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEOFLIP))
#define GST_IS_VIDEOFLIP_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEOFLIP))
typedef struct _GstVideoflip GstVideoflip;
typedef struct _GstVideoflipClass GstVideoflipClass;
struct _GstVideoflip {
GstElement element;
GstPad *sinkpad,*srcpad;
gboolean force_size;
gint forced_width;
gint forced_height;
/* video state */
gboolean inited;
struct videoflip_format_struct *format;
gint to_width;
gint to_height;
gint from_width;
gint from_height;
gboolean passthru;
GstVideoflipMethod method;
/* private */
gint from_buf_size;
gint to_buf_size;
};
struct _GstVideoflipClass {
GstElementClass parent_class;
};
GType gst_videoflip_get_type(void);
void gst_videoflip_setup(GstVideoflip *);
#define gst_videoflip_scale(scale, src, dest) (scale)->scale_cc((scale), (src), (dest))
G_END_DECLS
#endif /* __GST_VIDEOFLIP_H__ */

238
gst/videoflip/videoflip.c
View file

@ -1,238 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*/
#define DEBUG_ENABLED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <stdlib.h>
#include <math.h>
#include <videoflip.h>
#include <string.h>
#include "gstvideoflip.h"
static void gst_videoflip_planar411 (GstVideoflip * scale, unsigned char *dest,
unsigned char *src);
static void gst_videoflip_flip (GstVideoflip * videoflip, unsigned char *dest,
unsigned char *src, int sw, int sh, int dw, int dh);
struct videoflip_format_struct videoflip_formats[] = {
/* planar */
{"YV12", 12, gst_videoflip_planar411,},
{"I420", 12, gst_videoflip_planar411,},
};
int videoflip_n_formats =
sizeof (videoflip_formats) / sizeof (videoflip_formats[0]);
GstStructure *
videoflip_get_cap (struct videoflip_format_struct *format)
{
unsigned int fourcc;
GstStructure *structure;
if (format->scale == NULL)
return NULL;
fourcc =
GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2],
format->fourcc[3]);
if (format->bpp) {
structure = gst_structure_new ("video/x-raw-rgb",
"depth", G_TYPE_INT, format->bpp,
"bpp", G_TYPE_INT, format->depth,
"endianness", G_TYPE_INT, format->endianness,
"red_mask", G_TYPE_INT, format->red_mask,
"green_mask", G_TYPE_INT, format->green_mask,
"blue_mask", G_TYPE_INT, format->blue_mask, NULL);
} else {
structure = gst_structure_new ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, fourcc, NULL);
}
return structure;
}
struct videoflip_format_struct *
videoflip_find_by_caps (const GstCaps * caps)
{
int i;
GST_DEBUG ("finding %p", caps);
g_return_val_if_fail (caps != NULL, NULL);
for (i = 0; i < videoflip_n_formats; i++) {
GstCaps *c;
c = gst_caps_new_full (videoflip_get_cap (videoflip_formats + i), NULL);
if (c) {
if (gst_caps_is_always_compatible (caps, c)) {
gst_caps_free (c);
return videoflip_formats + i;
}
gst_caps_free (c);
}
}
return NULL;
}
void
gst_videoflip_setup (GstVideoflip * videoflip)
{
if (videoflip->from_width == 0 || videoflip->from_height == 0) {
return;
}
switch (videoflip->method) {
case GST_VIDEOFLIP_METHOD_90R:
case GST_VIDEOFLIP_METHOD_90L:
case GST_VIDEOFLIP_METHOD_TRANS:
case GST_VIDEOFLIP_METHOD_OTHER:
videoflip->to_height = videoflip->from_width;
videoflip->to_width = videoflip->from_height;
break;
case GST_VIDEOFLIP_METHOD_IDENTITY:
case GST_VIDEOFLIP_METHOD_180:
case GST_VIDEOFLIP_METHOD_HORIZ:
case GST_VIDEOFLIP_METHOD_VERT:
videoflip->to_height = videoflip->from_height;
videoflip->to_width = videoflip->from_width;
break;
default:
/* FIXME */
break;
}
GST_DEBUG ("format=%p \"%s\" from %dx%d to %dx%d",
videoflip->format, videoflip->format->fourcc,
videoflip->from_width, videoflip->from_height,
videoflip->to_width, videoflip->to_height);
if (videoflip->method == GST_VIDEOFLIP_METHOD_IDENTITY) {
GST_DEBUG ("videoflip: using passthru");
videoflip->passthru = TRUE;
videoflip->inited = TRUE;
return;
}
videoflip->from_buf_size = (videoflip->from_width * videoflip->from_height
* videoflip->format->depth) / 8;
videoflip->to_buf_size = (videoflip->to_width * videoflip->to_height
* videoflip->format->depth) / 8;
videoflip->inited = TRUE;
}
static void
gst_videoflip_planar411 (GstVideoflip * scale, unsigned char *dest,
unsigned char *src)
{
int sw = scale->from_width;
int sh = scale->from_height;
int dw = scale->to_width;
int dh = scale->to_height;
GST_DEBUG ("videoflip: scaling planar 4:1:1 %dx%d to %dx%d", sw, sh, dw, dh);
gst_videoflip_flip (scale, dest, src, sw, sh, dw, dh);
src += sw * sh;
dest += dw * dh;
dh = dh >> 1;
dw = dw >> 1;
sh = sh >> 1;
sw = sw >> 1;
gst_videoflip_flip (scale, dest, src, sw, sh, dw, dh);
src += sw * sh;
dest += dw * dh;
gst_videoflip_flip (scale, dest, src, sw, sh, dw, dh);
}
static void
gst_videoflip_flip (GstVideoflip * videoflip, unsigned char *dest,
unsigned char *src, int sw, int sh, int dw, int dh)
{
int x, y;
switch (videoflip->method) {
case GST_VIDEOFLIP_METHOD_90R:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[(sh - 1 - x) * sw + y];
}
}
break;
case GST_VIDEOFLIP_METHOD_90L:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[x * sw + (sw - 1 - y)];
}
}
break;
case GST_VIDEOFLIP_METHOD_180:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[(sh - 1 - y) * sw + (sw - 1 - x)];
}
}
break;
case GST_VIDEOFLIP_METHOD_HORIZ:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[y * sw + (sw - 1 - x)];
}
}
break;
case GST_VIDEOFLIP_METHOD_VERT:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[(sh - 1 - y) * sw + x];
}
}
break;
case GST_VIDEOFLIP_METHOD_TRANS:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[x * sw + y];
}
}
break;
case GST_VIDEOFLIP_METHOD_OTHER:
for (y = 0; y < dh; y++) {
for (x = 0; x < dw; x++) {
dest[y * dw + x] = src[(sh - 1 - x) * sw + (sw - 1 - y)];
}
}
break;
default:
/* FIXME */
break;
}
}

46
gst/videoflip/videoflip.h
View file

@ -1,46 +0,0 @@
/* GStreamer
* Copyright (C) <2003> David A. 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.
*/
#ifndef __VIDEOFLIP_H__
#define __VIDEOFLIP_H__
#include "gstvideoflip.h"
struct videoflip_format_struct {
char *fourcc;
int depth;
void (*scale)(GstVideoflip *,unsigned char *dest, unsigned char *src);
int bpp;
unsigned int endianness;
unsigned int red_mask;
unsigned int green_mask;
unsigned int blue_mask;
};
extern struct videoflip_format_struct videoflip_formats[];
extern int videoflip_n_formats;
GstStructure *videoflip_get_cap(struct videoflip_format_struct *format);
struct videoflip_format_struct *videoflip_find_by_caps(const GstCaps *caps);
#endif

154
gst/videoflip/videoflip.vcproj
View file

@ -1,154 +0,0 @@
<?xml version="1.0" encoding="Windows-1252"?>
<VisualStudioProject
ProjectType="Visual C++"
Version="7.10"
Name="videoflip"
ProjectGUID="{979C216F-0ACF-4956-AE00-055A42D678DB}"
Keyword="Win32Proj">
<Platforms>
<Platform
Name="Win32"/>
</Platforms>
<Configurations>
<Configuration
Name="Debug|Win32"
OutputDirectory="../../win32/Debug"
IntermediateDirectory="../../win32/Debug"
ConfigurationType="2"
CharacterSet="2">
<Tool
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="../../../gstreamer/win32;../../../gstreamer;../../../gstreamer/libs;../../../glib;../../../glib/glib;../../../glib/gmodule;&quot;../../gst-libs&quot;;../../../popt/include;../../../libxml2/include/libxml2"
PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;videoflip_EXPORTS;HAVE_CONFIG_H;_USE_MATH_DEFINES"
MinimalRebuild="TRUE"
BasicRuntimeChecks="3"
RuntimeLibrary="3"
UsePrecompiledHeader="0"
WarningLevel="3"
Detect64BitPortabilityProblems="TRUE"
DebugInformationFormat="4"/>
<Tool
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="glib-2.0.lib gmodule-2.0.lib gthread-2.0.lib gobject-2.0.lib libgstreamer.lib gstbytestream.lib iconv.lib intl.lib"
OutputFile="$(OutDir)/gstvideoflip.dll"
LinkIncremental="2"
AdditionalLibraryDirectories="../../../gstreamer/win32/Debug;../../../glib/glib;../../../glib/gmodule;../../../glib/gthread;../../../glib/gobject;../../../gettext/lib;../../../libiconv/lib"
ModuleDefinitionFile=""
GenerateDebugInformation="TRUE"
ProgramDatabaseFile="$(OutDir)/videoflip.pdb"
SubSystem="2"
OptimizeReferences="2"
ImportLibrary="$(OutDir)/gstvideoflip.lib"
TargetMachine="1"/>
<Tool
Name="VCMIDLTool"/>
<Tool
Name="VCPostBuildEventTool"
CommandLine="copy /Y $(TargetPath) c:\gstreamer\plugins"/>
<Tool
Name="VCPreBuildEventTool"/>
<Tool
Name="VCPreLinkEventTool"/>
<Tool
Name="VCResourceCompilerTool"/>
<Tool
Name="VCWebServiceProxyGeneratorTool"/>
<Tool
Name="VCXMLDataGeneratorTool"/>
<Tool
Name="VCWebDeploymentTool"/>
<Tool
Name="VCManagedWrapperGeneratorTool"/>
<Tool
Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
</Configuration>
<Configuration
Name="Release|Win32"
OutputDirectory="../../win32/Release"
IntermediateDirectory="../../win32/Release"
ConfigurationType="2"
CharacterSet="2">
<Tool
Name="VCCLCompilerTool"
AdditionalIncludeDirectories="../../../gstreamer/win32;../../../gstreamer;../../../gstreamer/libs;../../../glib;../../../glib/glib;../../../glib/gmodule;&quot;../../gst-libs&quot;;../../../popt/include;../../../libxml2/include/libxml2"
PreprocessorDefinitions="WIN32;NDEBUG;GST_DISABLE_GST_DEBUG;_WINDOWS;_USRDLL;videoflip_EXPORTS;HAVE_CONFIG_H;_USE_MATH_DEFINES"
RuntimeLibrary="2"
UsePrecompiledHeader="0"
WarningLevel="3"
Detect64BitPortabilityProblems="TRUE"
DebugInformationFormat="3"/>
<Tool
Name="VCCustomBuildTool"/>
<Tool
Name="VCLinkerTool"
AdditionalDependencies="glib-2.0.lib gmodule-2.0.lib gthread-2.0.lib gobject-2.0.lib libgstreamer.lib gstbytestream.lib iconv.lib intl.lib"
OutputFile="$(OutDir)/gstvideoflip.dll"
LinkIncremental="1"
AdditionalLibraryDirectories="../../../gstreamer/win32/Release;../../../glib/glib;../../../glib/gmodule;../../../glib/gthread;../../../glib/gobject;../../../gettext/lib;../../../libiconv/lib"
ModuleDefinitionFile=""
GenerateDebugInformation="TRUE"
SubSystem="2"
OptimizeReferences="2"
EnableCOMDATFolding="2"
ImportLibrary="$(OutDir)/gstvideoflip.lib"
TargetMachine="1"/>
<Tool
Name="VCMIDLTool"/>
<Tool
Name="VCPostBuildEventTool"
CommandLine="copy /Y $(TargetPath) c:\gstreamer\plugins"/>
<Tool
Name="VCPreBuildEventTool"/>
<Tool
Name="VCPreLinkEventTool"/>
<Tool
Name="VCResourceCompilerTool"/>
<Tool
Name="VCWebServiceProxyGeneratorTool"/>
<Tool
Name="VCXMLDataGeneratorTool"/>
<Tool
Name="VCWebDeploymentTool"/>
<Tool
Name="VCManagedWrapperGeneratorTool"/>
<Tool
Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
</Configuration>
</Configurations>
<References>
</References>
<Files>
<Filter
Name="Source Files"
Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm;asmx"
UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}">
<File
RelativePath=".\videoflip.c">
</File>
<File
RelativePath=".\gstvideoflip.c">
</File>
</Filter>
<Filter
Name="Header Files"
Filter="h;hpp;hxx;hm;inl;inc;xsd"
UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}">
<File
RelativePath=".\videoflip.h">
</File>
<File
RelativePath=".\gstvideoflip.h">
</File>
</Filter>
<Filter
Name="Resource Files"
Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx"
UniqueIdentifier="{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}">
</Filter>
</Files>
<Globals>
</Globals>
</VisualStudioProject>