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mng: remove ext/libmng

Browse source 
Port to 0.10 was never finished.
Interest was lost.

https://bugzilla.gnome.org/show_bug.cgi?id=324364
This commit is contained in:
Luis de Bethencourt 2012-05-22 13:46:27 +01:00
parent 46083803d7
commit b63a6e2cbc
8 changed files with 0 additions and 907 deletions
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6
ext/Makefile.am
View file

@ -46,12 +46,6 @@ else
LIBDV_DIR =
endif
# if USE_LIBMNG
# LIBMNG_DIR = libmng
# else
LIBMNG_DIR =
# endif
if USE_LIBPNG
LIBPNG_DIR = libpng
else

9
ext/libmng/Makefile.am
View file

@ -1,9 +0,0 @@
plugin_LTLIBRARIES = libgstmng.la
libgstmng_la_SOURCES = gstmng.c gstmngdec.c gstmngenc.c
libgstmng_la_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_CFLAGS)
libgstmng_la_LIBADD = $(GST_LIBS) $(LIBMNG_LIBS)
libgstmng_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstmng_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = gstmngdec.h gstmngenc.h

43
ext/libmng/gstmng.c
View file

@ -1,43 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <gst/gst.h>
#include "gstmngdec.h"
#include "gstmngenc.h"
static gboolean
plugin_init (GstPlugin * plugin)
{
if (!gst_element_register (plugin, "mngdec", GST_RANK_PRIMARY,
GST_TYPE_MNG_DEC))
return FALSE;
if (!gst_element_register (plugin, "mngenc", GST_RANK_NONE, GST_TYPE_MNG_ENC))
return FALSE;
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
mng,
"MNG plugin library", plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME,
GST_PACKAGE_ORIGIN)

21
ext/libmng/gstmng.h
View file

@ -1,21 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*
*/
#include <gst/gst.h>
GType gst_mngenc_get_type (void);
extern GstPadTemplate *gst_mng_sink_factory ();
extern GstPadTemplate *gst_mng_src_factory ();

506
ext/libmng/gstmngdec.c
View file

@ -1,506 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/gst.h>
#include "gstmngdec.h"
#include <gst/video/video.h>
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
enum
{
PROP_0
};
static GstStaticPadTemplate gst_mng_dec_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBA ";" GST_VIDEO_CAPS_RGB)
);
static GstStaticPadTemplate gst_mng_dec_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-mng, "
"width = (int) [ 16, 4096 ], "
"height = (int) [ 16, 4096 ], " "framerate = (double) [ 0.0, MAX ]")
);
static void gst_mng_dec_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_mng_dec_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static GstStateChangeReturn gst_mng_dec_change_state (GstElement * element,
GstStateChange transition);
static gboolean gst_mng_dec_sink_event (GstPad * pad, GstEvent * event);
GST_BOILERPLATE (GstMngDec, gst_mng_dec, GstElement, GST_TYPE_ELEMENT);
static void
gst_mng_dec_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_mng_dec_src_pad_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_mng_dec_sink_pad_template));
gst_element_class_set_static_metadata (element_class, "MNG video decoder",
"Codec/Decoder/Video",
"Decode a mng video to raw images", "Wim Taymans <wim@fluendo.com>");
}
static void
gst_mng_dec_class_init (GstMngDecClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class->get_property = gst_mng_dec_get_property;
gobject_class->set_property = gst_mng_dec_set_property;
gstelement_class->change_state = gst_mng_dec_change_state;
}
static gboolean
gst_mng_dec_sink_setcaps (GstPad * pad, GstCaps * caps)
{
GstMngDec *mngdec;
GstStructure *structure;
mngdec = GST_MNG_DEC (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_double (structure, "framerate", &mngdec->fps);
gst_object_unref (mngdec);
return TRUE;
}
static void
gst_mng_dec_init (GstMngDec * mngdec, GstMngDecClass * gclass)
{
mngdec->sinkpad =
gst_pad_new_from_static_template (&gst_mng_dec_sink_pad_template, "sink");
gst_element_add_pad (GST_ELEMENT (mngdec), mngdec->sinkpad);
mngdec->srcpad =
gst_pad_new_from_static_template (&gst_mng_dec_src_pad_template, "src");
gst_element_add_pad (GST_ELEMENT (mngdec), mngdec->srcpad);
gst_pad_set_setcaps_function (mngdec->sinkpad, gst_mng_dec_sink_setcaps);
gst_pad_set_event_function (mngdec->sinkpad, gst_mng_dec_sink_event);
//gst_pad_set_getcaps_function (mngdec->srcpad, gst_mng_dec_src_getcaps);
mngdec->mng = NULL;
mngdec->buffer_out = NULL;
mngdec->color_type = -1;
mngdec->width = -1;
mngdec->height = -1;
mngdec->fps = -1;
}
#if 0
static GstCaps *
gst_mng_dec_src_getcaps (GstPad * pad)
{
GstMngDec *mngdec;
GstCaps *caps;
gint i;
GstPadTemplate *templ;
GstCaps *inter;
mngdec = GST_MNG_DEC (gst_pad_get_parent (pad));
templ = gst_static_pad_template_get (&gst_mng_dec_src_pad_template);
caps = gst_caps_copy (gst_pad_template_get_caps (templ));
if (mngdec->color_type != -1) {
GstCaps *to_inter = NULL;
switch (mngdec->color_type) {
case MNG_COLORTYPE_RGB:
to_inter = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, 24, NULL);
break;
case MNG_COLORTYPE_RGBA:
to_inter = gst_caps_new_simple ("video/x-raw-rgb",
"bpp", G_TYPE_INT, 32, NULL);
break;
case MNG_COLORTYPE_GRAY:
case MNG_COLORTYPE_INDEXED:
case MNG_COLORTYPE_GRAYA:
default:
GST_ELEMENT_ERROR (mngdec, STREAM, NOT_IMPLEMENTED, (NULL),
("mngdec does not support grayscale or paletted data yet"));
break;
}
inter = gst_caps_intersect (caps, to_inter);
gst_caps_free (caps);
gst_caps_free (to_inter);
caps = inter;
}
for (i = 0; i < gst_caps_get_size (caps); i++) {
GstStructure *structure = gst_caps_get_structure (caps, i);
if (mngdec->width != -1) {
gst_structure_set (structure, "width", G_TYPE_INT, mngdec->width, NULL);
}
if (mngdec->height != -1) {
gst_structure_set (structure, "height", G_TYPE_INT, mngdec->height, NULL);
}
if (mngdec->fps != -1) {
gst_structure_set (structure,
"framerate", G_TYPE_DOUBLE, mngdec->fps, NULL);
}
}
gst_object_unref (mngdec);
gst_object_unref (templ);
return caps;
}
#endif
#if 0
static void
gst_mng_dec_loop (GstElement * element)
{
GstMngDec *mngdec;
mng_retcode ret;
mngdec = GST_MNG_DEC (element);
if (mngdec->first) {
GST_DEBUG ("display");
ret = mng_readdisplay (mngdec->mng);
mngdec->first = FALSE;
} else {
GST_DEBUG ("resume");
ret = mng_display_resume (mngdec->mng);
}
if (ret == MNG_NEEDTIMERWAIT) {
/* libmng needs more data later on */
} else {
/* assume EOS here */
gst_pad_push_event (mngdec->srcpad, (gst_event_new_eos ()));
}
}
#endif
static void
gst_mng_dec_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_mng_dec_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static mng_bool
mngdec_error (mng_handle mng, mng_int32 code, mng_int8 severity,
mng_chunkid chunktype, mng_uint32 chunkseq,
mng_int32 extra1, mng_int32 extra2, mng_pchar text)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_ERROR_OBJECT (mngdec, "error in chunk %4.4s (%d): %s",
(gchar *) & chunktype, chunkseq, text);
return FALSE;
}
static mng_bool
mngdec_openstream (mng_handle mng)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
return MNG_TRUE;
}
static mng_bool
mngdec_closestream (mng_handle mng)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
return MNG_TRUE;
}
static gboolean
gst_mng_dec_sink_event (GstPad * pad, GstEvent * event)
{
GstEventType type;
GstMngDec *mngdec;
mngdec = GST_MNG_DEC_CAST (gst_pad_get_parent (pad));
type = GST_EVENT_TYPE (event);
GST_DEBUG_OBJECT (mngdec, "mngdec: event %p %d", event, type);
switch (type) {
case GST_EVENT_EOS:
break;
case GST_EVENT_FLUSH_START:
break;
case GST_EVENT_FLUSH_STOP:
break;
case GST_EVENT_NEWSEGMENT:
break;
default:
break;
}
gst_event_unref (event);
return TRUE;
}
static mng_bool
mngdec_readdata (mng_handle mng, mng_ptr buffer,
mng_uint32 size, mng_uint32 * bytesread)
{
GstMngDec *mngdec;
#if 0
guint8 *bytes;
guint32 read;
#endif
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("read data %d", size);
#if 0
do {
read = gst_bytestream_peek_bytes (mngdec->bs, &bytes, size);
if (read != size) {
if (!mngdec_handle_sink_event (mngdec)) {
/* EOS */
*bytesread = 0;
return MNG_FALSE;
}
} else {
break;
}
} while (TRUE);
memcpy (buffer, bytes, size);
gst_bytestream_flush_fast (mngdec->bs, read);
*bytesread = size;
#endif
return MNG_TRUE;
}
static mng_uint32
mngdec_gettickcount (mng_handle mng)
{
GTimeVal time;
guint32 val;
g_get_current_time (&time);
val = time.tv_sec * 1000 + time.tv_usec;
GST_DEBUG ("get tick count %d", val);
return val;
}
static mng_bool
mngdec_settimer (mng_handle mng, mng_uint32 msecs)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
//mymng->delay = msecs;
GST_DEBUG ("set timer %d", msecs);
return MNG_TRUE;
}
static mng_bool
mngdec_processheader (mng_handle mng, mng_uint32 width, mng_uint32 height)
{
GstMngDec *mngdec;
guint32 playtime;
guint32 framecount;
guint32 ticks;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("process header %d %d", width, height);
playtime = mng_get_playtime (mng);
framecount = mng_get_framecount (mng);
ticks = mng_get_ticks (mng);
if (playtime == 0) {
mngdec->fps = ticks;
} else {
mngdec->fps = ((gfloat) ticks) / playtime;
}
if (mngdec->width != width || mngdec->height != height) {
mngdec->width = width;
mngdec->stride = ((width + 3) & ~3) * 4;
mngdec->height = height;
#if 0
if (GST_PAD_LINK_FAILED (gst_pad_renegotiate (mngdec->srcpad))) {
GST_ELEMENT_ERROR (mngdec, CORE, NEGOTIATION, (NULL), (NULL));
return MNG_FALSE;
}
#endif
mngdec->buffer_out =
gst_buffer_new_and_alloc (mngdec->height * mngdec->stride);
}
return MNG_TRUE;
}
static mng_ptr
mngdec_getcanvasline (mng_handle mng, mng_uint32 line)
{
GstMngDec *mngdec;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("get canvas line %d", line);
return (mng_ptr) (GST_BUFFER_DATA (mngdec->buffer_out) +
(line * mngdec->stride));
}
static mng_bool
mngdec_refresh (mng_handle mng, mng_uint32 x, mng_uint32 y,
mng_uint32 w, mng_uint32 h)
{
GstMngDec *mngdec;
guint32 current;
mngdec = GST_MNG_DEC (mng_get_userdata (mng));
current = mng_get_currentplaytime (mng);
GST_DEBUG ("refresh %d %d %d %d", x, y, w, h);
if (h == mngdec->height) {
GstBuffer *out = gst_buffer_copy (mngdec->buffer_out);
gst_pad_push (mngdec->srcpad, out);
}
return MNG_TRUE;
}
static GstStateChangeReturn
gst_mng_dec_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret;
GstMngDec *mngdec = GST_MNG_DEC (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
/* init library, make sure to pass an alloc function that sets the
* memory to 0 */
mngdec->mng =
mng_initialize (mngdec, (mng_memalloc) g_malloc0,
(mng_memfree) g_free, MNG_NULL);
if (mngdec->mng == MNG_NULL) {
return GST_STATE_CHANGE_FAILURE;
}
/* set the callbacks */
mng_setcb_errorproc (mngdec->mng, mngdec_error);
mng_setcb_openstream (mngdec->mng, mngdec_openstream);
mng_setcb_closestream (mngdec->mng, mngdec_closestream);
mng_setcb_readdata (mngdec->mng, mngdec_readdata);
mng_setcb_gettickcount (mngdec->mng, mngdec_gettickcount);
mng_setcb_settimer (mngdec->mng, mngdec_settimer);
mng_setcb_processheader (mngdec->mng, mngdec_processheader);
mng_setcb_getcanvasline (mngdec->mng, mngdec_getcanvasline);
mng_setcb_refresh (mngdec->mng, mngdec_refresh);
mng_set_canvasstyle (mngdec->mng, MNG_CANVAS_RGBA8);
mng_set_doprogressive (mngdec->mng, MNG_FALSE);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
mngdec->first = TRUE;
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_NULL:
mng_cleanup (&mngdec->mng);
break;
default:
break;
}
return ret;
}

67
ext/libmng/gstmngdec.h
View file

@ -1,67 +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_MNG_DEC_H__
#define __GST_MNG_DEC_H__
#include <gst/gst.h>
#include <libmng.h>
G_BEGIN_DECLS
#define GST_TYPE_MNG_DEC (gst_mng_dec_get_type())
#define GST_MNG_DEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MNG_DEC,GstMngDec))
#define GST_MNG_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MNG_DEC,GstMngDecClass))
#define GST_IS_MNG_DEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MNG_DEC))
#define GST_IS_MNG_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MNG_DEC))
#define GST_MNG_DEC_CAST(obj) ((GstMngDec *) (obj))
typedef struct _GstMngDec GstMngDec;
typedef struct _GstMngDecClass GstMngDecClass;
struct _GstMngDec
{
GstElement element;
GstPad *sinkpad, *srcpad;
GstBuffer *buffer_out;
mng_handle mng;
gboolean first;
gint width;
gint stride;
gint height;
gint bpp;
gint color_type;
gdouble fps;
};
struct _GstMngDecClass
{
GstElementClass parent_class;
};
GType gst_mng_dec_get_type(void);
G_END_DECLS
#endif /* __GST_MNG_DEC_H__ */

191
ext/libmng/gstmngenc.c
View file

@ -1,191 +0,0 @@
/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* Filter:
* Copyright (C) 2000 Donald A. Graft
*
* 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.
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include <gst/gst.h>
#include "gstmngenc.h"
#include <gst/video/video.h>
#define MAX_HEIGHT 4096
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
#define DEFAULT_SNAPSHOT TRUE
enum
{
ARG_0
};
static void gst_mng_enc_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_mng_enc_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static GstFlowReturn gst_mng_enc_chain (GstPad * pad, GstBuffer * buf);
GstPadTemplate *mngenc_src_template, *mngenc_sink_template;
GST_BOILERPLATE (GstMngEnc, gst_mng_enc, GstElement, GST_TYPE_ELEMENT);
static GstCaps *
mng_caps_factory (void)
{
return gst_caps_new_simple ("video/x-mng",
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
"framerate", GST_TYPE_DOUBLE_RANGE, 0.0, G_MAXDOUBLE, NULL);
}
static GstCaps *
raw_caps_factory (void)
{
return gst_caps_from_string (GST_VIDEO_CAPS_RGB);
}
static void
gst_mng_enc_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstCaps *raw_caps, *mng_caps;
raw_caps = raw_caps_factory ();
mng_caps = mng_caps_factory ();
mngenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, raw_caps);
mngenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC,
GST_PAD_ALWAYS, mng_caps);
gst_element_class_add_pad_template (element_class, mngenc_sink_template);
gst_element_class_add_pad_template (element_class, mngenc_src_template);
gst_element_class_set_static_metadata (element_class, "MNG video encoder",
"Codec/Encoder/Video",
"Encode a video frame to an .mng video", "Wim Taymans <wim@fluendo.com>");
}
static void
gst_mng_enc_class_init (GstMngEncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gobject_class->get_property = gst_mng_enc_get_property;
gobject_class->set_property = gst_mng_enc_set_property;
}
static gboolean
gst_mng_enc_sink_setcaps (GstPad * pad, GstCaps * caps)
{
GstMngEnc *mngenc;
gdouble fps;
GstStructure *structure;
mngenc = GST_MNG_ENC (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &mngenc->width);
gst_structure_get_int (structure, "height", &mngenc->height);
gst_structure_get_double (structure, "framerate", &fps);
gst_structure_get_int (structure, "bpp", &mngenc->bpp);
caps = gst_caps_new_simple ("video/x-mng",
"framerate", G_TYPE_DOUBLE, fps,
"width", G_TYPE_INT, mngenc->width,
"height", G_TYPE_INT, mngenc->height, NULL);
gst_pad_set_caps (mngenc->srcpad, caps);
gst_caps_unref (caps);
gst_object_unref (mngenc);
return TRUE;
}
static void
gst_mng_enc_init (GstMngEnc * mngenc, GstMngEncClass * gclass)
{
mngenc->sinkpad = gst_pad_new_from_template (mngenc_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (mngenc), mngenc->sinkpad);
mngenc->srcpad = gst_pad_new ("src", GST_PAD_SRC);
gst_element_add_pad (GST_ELEMENT (mngenc), mngenc->srcpad);
gst_pad_set_chain_function (mngenc->sinkpad, gst_mng_enc_chain);
gst_pad_set_setcaps_function (mngenc->sinkpad, gst_mng_enc_sink_setcaps);
}
static GstFlowReturn
gst_mng_enc_chain (GstPad * pad, GstBuffer * buf)
{
GstMngEnc *mngenc;
mngenc = GST_MNG_ENC (gst_pad_get_parent (pad));
/* FIXME, do something here */
gst_buffer_unref (buf);
gst_object_unref (mngenc);
return GST_FLOW_NOT_SUPPORTED;
}
static void
gst_mng_enc_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GstMngEnc *mngenc;
mngenc = GST_MNG_ENC (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_mng_enc_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstMngEnc *mngenc;
mngenc = GST_MNG_ENC (object);
switch (prop_id) {
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}

64
ext/libmng/gstmngenc.h
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@ -1,64 +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_MNG_ENC_H__
#define __GST_MNG_ENC_H__
#include <gst/gst.h>
#include <libmng.h>
G_BEGIN_DECLS
#define GST_TYPE_MNG_ENC (gst_mng_enc_get_type())
#define GST_MNG_ENC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MNG_ENC,GstMngEnc))
#define GST_MNG_ENC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MNG_ENC,GstMngEncClass))
#define GST_IS_MNG_ENC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MNG_ENC))
#define GST_IS_MNG_ENC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MNG_ENC))
#define GST_MNG_ENC_CAST(obj) (GstMngEnc *)(obj)
typedef struct _GstMngEnc GstMngEnc;
typedef struct _GstMngEncClass GstMngEncClass;
extern GstPadTemplate *mngenc_src_template, *mngenc_sink_template;
struct _GstMngEnc
{
GstElement element;
GstPad *sinkpad, *srcpad;
GstBuffer *buffer_out;
mng_handle mng;
gint width;
gint height;
gint bpp;
};
struct _GstMngEncClass
{
GstElementClass parent_class;
};
GType gst_mng_enc_get_type(void);
G_END_DECLS
#endif /* __GST_MNG_ENC_H__ */