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Added corresponding divx/xvid decoders and fixed some first-hand encoder bugs

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Original commit message from CVS:
Added corresponding divx/xvid decoders and fixed some first-hand encoder bugs
This commit is contained in:
Ronald S. Bultje 2003-04-22 14:55:12 +00:00
parent cb4ce3dd59
commit 08889d7a8f
11 changed files with 1079 additions and 43 deletions
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29
configure.ac
View file

@ -511,14 +511,24 @@ translit(dnm, m, l) AM_CONDITIONAL(USE_DIVX, true)
GST_CHECK_FEATURE(DIVX, [divx plugins], divx, [
HAVE_DIVX=yes
AC_CHECK_HEADER(encore2.h, ,
[ AC_MSG_WARN([Divx4linux headers not found]) &&
[ AC_MSG_WARN([Divx4linux encore headers not found]) &&
HAVE_DIVX=no ] )
AC_CHECK_HEADER(decore.h, ,
[ AC_MSG_WARN([Divx4linux decoder headers not found]) &&
HAVE_DIVX=no ] )
LIBS="-lm"
AC_CHECK_LIB(divxencore, encore, ,
[ AC_MSG_WARN([Divx4linux libs not found]) &&
[ AC_MSG_WARN([Divx4linux encore libs not found]) &&
HAVE_DIVX=no ] )
DIVX_LIBS="-lxvidcore -lm"
AC_SUBST(DIVX_LIBS)
AC_CHECK_LIB(divxdecore, decore, ,
[ AC_MSG_WARN([Divx4linux decore libs not found]) &&
HAVE_DIVX=no ] )
if test x$HAVE_DIVX = xyes; then
DIVXENC_LIBS="-ldivxencore -lm"
DIVXDEC_LIBS="-ldivxdecore -lm"
AC_SUBST(DIVXENC_LIBS)
AC_SUBST(DIVXDEC_LIBS)
fi
])
dnl *** dvdread ***
@ -899,10 +909,15 @@ GST_CHECK_FEATURE(XVID, [xvid plugins], xvid, [
HAVE_XVID=no ] )
LIBS="-lm"
AC_CHECK_LIB(xvidcore, xvid_encore, ,
[ AC_MSG_WARN([Xvid libs not found]) &&
[ AC_MSG_WARN([Xvid encore libs not found]) &&
HAVE_XVID=no ] )
XVID_LIBS="-lxvidcore -lm"
AC_SUBST(XVID_LIBS)
AC_CHECK_LIB(xvidcore, xvid_decore, ,
[ AC_MSG_WARN([Xvid decore libs not found]) &&
HAVE_XVID=no ] )
if test x$HAVE_XVID = xyes; then
XVID_LIBS="-lxvidcore -lm"
AC_SUBST(XVID_LIBS)
fi
])

17
ext/divx/Makefile.am
View file

@ -1,10 +1,15 @@
plugindir = $(libdir)/gstreamer-@GST_MAJORMINOR@
plugin_LTLIBRARIES = libgstdivx.la
plugin_LTLIBRARIES = libgstdivxenc.la libgstdivxdec.la
libgstdivx_la_SOURCES = gstdivxenc.c
libgstdivx_la_CFLAGS = $(GST_CFLAGS) $(DIVX_CFLAGS)
libgstdivx_la_LIBADD = $(DIVX_LIBS)
libgstdivx_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstdivxenc_la_SOURCES = gstdivxenc.c
libgstdivxenc_la_CFLAGS = $(GST_CFLAGS) $(DIVX_CFLAGS)
libgstdivxenc_la_LIBADD = $(DIVXENC_LIBS)
libgstdivxenc_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstdivxenc.h
libgstdivxdec_la_SOURCES = gstdivxdec.c
libgstdivxdec_la_CFLAGS = $(GST_CFLAGS) $(DIVX_CFLAGS)
libgstdivxdec_la_LIBADD = $(DIVXDEC_LIBS)
libgstdivxdec_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstdivxenc.h gstdivxdec.h

435
ext/divx/gstdivxdec.c Normal file
View file

@ -0,0 +1,435 @@
/* GStreamer divx decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "gstdivxdec.h"
#include <gst/video/video.h>
/* elementfactory information */
GstElementDetails gst_divxdec_details = {
"Divx decoder",
"Codec/Video/Decoder",
"Commercial",
"Divx decoder based on divxdecore",
VERSION,
"Ronald Bultje <rbultje@ronald.bitfreak.net>",
"(C) 2003",
};
GST_PAD_TEMPLATE_FACTORY(sink_template,
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_CAPS_NEW("divxdec_sink",
"video/divx",
NULL)
)
GST_PAD_TEMPLATE_FACTORY(src_template,
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW("divxdec_src",
"video/raw",
"format", GST_PROPS_LIST(
GST_PROPS_FOURCC(GST_MAKE_FOURCC('R','G','B',' ')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('I','4','2','0')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('I','Y','U','V')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('Y','U','Y','2')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('Y','V','1','2')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('U','Y','V','Y'))
),
"width", GST_PROPS_INT_RANGE(0, G_MAXINT),
"height", GST_PROPS_INT_RANGE(0, G_MAXINT),
NULL)
)
/* DivxDec signals and args */
enum {
/* FILL ME */
LAST_SIGNAL
};
enum {
ARG_0
/* FILL ME */
};
static void gst_divxdec_class_init (GstDivxDecClass *klass);
static void gst_divxdec_init (GstDivxDec *divxdec);
static void gst_divxdec_dispose (GObject *object);
static void gst_divxdec_chain (GstPad *pad,
GstBuffer *buf);
static GstPadLinkReturn gst_divxdec_connect (GstPad *pad,
GstCaps *vscapslist);
static GstElementClass *parent_class = NULL;
/* static guint gst_divxdec_signals[LAST_SIGNAL] = { 0 }; */
GType
gst_divxdec_get_type(void)
{
static GType divxdec_type = 0;
if (!divxdec_type)
{
static const GTypeInfo divxdec_info = {
sizeof(GstDivxDecClass),
NULL,
NULL,
(GClassInitFunc) gst_divxdec_class_init,
NULL,
NULL,
sizeof(GstDivxDec),
0,
(GInstanceInitFunc) gst_divxdec_init,
};
divxdec_type = g_type_register_static(GST_TYPE_ELEMENT,
"GstDivxDec",
&divxdec_info, 0);
}
return divxdec_type;
}
static void
gst_divxdec_class_init (GstDivxDecClass *klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
gobject_class->dispose = gst_divxdec_dispose;
}
static void
gst_divxdec_init (GstDivxDec *divxdec)
{
/* create the sink pad */
divxdec->sinkpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(sink_template),
"sink");
gst_element_add_pad(GST_ELEMENT(divxdec), divxdec->sinkpad);
gst_pad_set_chain_function(divxdec->sinkpad, gst_divxdec_chain);
gst_pad_set_link_function(divxdec->sinkpad, gst_divxdec_connect);
/* create the src pad */
divxdec->srcpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
gst_element_add_pad(GST_ELEMENT(divxdec), divxdec->srcpad);
/* bitrate, etc. */
divxdec->width = divxdec->height = divxdec->csp = -1;
/* set divx handle to NULL */
divxdec->handle = NULL;
}
static void
gst_divxdec_unset (GstDivxDec *divxdec)
{
/* free allocated memory */
g_free(divxdec->bufinfo.mp4_edged_ref_buffers);
g_free(divxdec->bufinfo.mp4_edged_for_buffers);
g_free(divxdec->bufinfo.mp4_edged_back_buffers);
g_free(divxdec->bufinfo.mp4_display_buffers);
g_free(divxdec->bufinfo.mp4_state);
g_free(divxdec->bufinfo.mp4_tables);
g_free(divxdec->bufinfo.mp4_stream);
g_free(divxdec->bufinfo.mp4_reference);
if (divxdec->handle) {
/* unref this instance */
decore((gulong) divxdec->handle, DEC_OPT_RELEASE,
NULL, NULL);
divxdec->handle = NULL;
}
}
static gboolean
gst_divxdec_setup (GstDivxDec *divxdec)
{
DEC_PARAM xdec;
DEC_MEM_REQS xreq;
int ret;
/* initialise parameters, see divx documentation */
memset(&xdec, 0, sizeof(DEC_PARAM));
xdec.x_dim = divxdec->width;
xdec.y_dim = divxdec->height;
xdec.time_incr = 15; /* default - what is this? */
xdec.output_format = divxdec->csp;
if ((ret = decore((gulong) divxdec, DEC_OPT_MEMORY_REQS,
&xdec, &xreq)) != 0) {
char *error;
switch (ret) {
case DEC_MEMORY:
error = "Memory allocation error";
break;
case DEC_BAD_FORMAT:
error = "Format";
break;
default:
error = "Internal failure";
break;
}
GST_DEBUG(GST_CAT_PLUGIN_INFO,
"Setting parameters %dx%d@%d failed: %s",
divxdec->width, divxdec->height, divxdec->csp, error);
return FALSE;
}
/* allocate memory */
xdec.buffers.mp4_edged_ref_buffers = g_malloc(xreq.mp4_edged_ref_buffers_size);
memset(xdec.buffers.mp4_edged_ref_buffers, 0, xreq.mp4_edged_ref_buffers_size);
xdec.buffers.mp4_edged_for_buffers = g_malloc(xreq.mp4_edged_for_buffers_size);
memset(xdec.buffers.mp4_edged_for_buffers, 0, xreq.mp4_edged_for_buffers_size);
xdec.buffers.mp4_edged_back_buffers = g_malloc(xreq.mp4_edged_back_buffers_size);
memset(xdec.buffers.mp4_edged_back_buffers, 0, xreq.mp4_edged_back_buffers_size);
xdec.buffers.mp4_display_buffers = g_malloc(xreq.mp4_display_buffers_size);
memset(xdec.buffers.mp4_display_buffers, 0, xreq.mp4_display_buffers_size);
xdec.buffers.mp4_state = g_malloc(xreq.mp4_state_size);
memset(xdec.buffers.mp4_state, 0, xreq.mp4_state_size);
xdec.buffers.mp4_tables = g_malloc(xreq.mp4_tables_size);
memset(xdec.buffers.mp4_tables, 0, xreq.mp4_tables_size);
xdec.buffers.mp4_stream = g_malloc(xreq.mp4_stream_size);
memset(xdec.buffers.mp4_stream, 0, xreq.mp4_stream_size);
xdec.buffers.mp4_reference = g_malloc(xreq.mp4_reference_size);
memset(xdec.buffers.mp4_reference, 0, xreq.mp4_reference_size);
divxdec->bufinfo = xdec.buffers;
if ((ret = decore((gulong) divxdec, DEC_OPT_INIT,
&xdec, &xreq)) != 0) {
gst_element_error(GST_ELEMENT(divxdec),
"Expected error when confirming current settings: %d",
ret);
gst_divxdec_unset(divxdec);
return FALSE;
}
/* don't tell me this sucks - this is how divx4linux works... */
divxdec->handle = divxdec;
return TRUE;
}
static void
gst_divxdec_dispose (GObject *object)
{
GstDivxDec *divxdec = GST_DIVXDEC(object);
gst_divxdec_unset(divxdec);
}
static void
gst_divxdec_chain (GstPad *pad,
GstBuffer *buf)
{
GstDivxDec *divxdec;
GstBuffer *outbuf;
DEC_FRAME xframe;
int ret;
g_return_if_fail(pad != NULL);
g_return_if_fail(GST_IS_PAD(pad));
g_return_if_fail(buf != NULL);
divxdec = GST_DIVXDEC(GST_OBJECT_PARENT(pad));
if (!divxdec->handle) {
gst_element_error(GST_ELEMENT(divxdec),
"No format set - aborting");
gst_buffer_unref(buf);
return;
}
outbuf = gst_buffer_new_and_alloc(divxdec->width *
divxdec->height *
divxdec->bpp / 8);
GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
GST_BUFFER_SIZE(outbuf) = divxdec->width *
divxdec->height *
divxdec->bpp / 8;
/* encode and so ... */
xframe.bitstream = (void *) GST_BUFFER_DATA(buf);
xframe.bmp = (void *) GST_BUFFER_DATA(outbuf);
xframe.length = GST_BUFFER_SIZE(buf);
xframe.stride = divxdec->width * divxdec->bpp / 8;
xframe.render_flag = 1;
if ((ret = decore((gulong) divxdec->handle, DEC_OPT_FRAME,
&xframe, NULL))) {
gst_element_error(GST_ELEMENT(divxdec),
"Error decoding divx frame: %d\n", ret);
gst_buffer_unref(buf);
return;
}
gst_pad_push(divxdec->srcpad, outbuf);
gst_buffer_unref(buf);
}
static GstPadLinkReturn
gst_divxdec_connect (GstPad *pad,
GstCaps *vscaps)
{
GstDivxDec *divxdec;
GstCaps *caps;
struct {
guint32 fourcc;
gint depth, bpp;
gint csp;
} fmt_list[] = {
{ GST_MAKE_FOURCC('Y','U','Y','V'), 16, 16, DEC_YUY2 },
{ GST_MAKE_FOURCC('U','Y','V','Y'), 16, 16, DEC_UYVY },
{ GST_MAKE_FOURCC('I','4','2','0'), 12, 12, DEC_420 },
{ GST_MAKE_FOURCC('I','Y','U','V'), 12, 12, DEC_420 },
{ GST_MAKE_FOURCC('Y','V','1','2'), 12, 12, DEC_YV12 },
{ GST_MAKE_FOURCC('R','G','B',' '), 32, 32, DEC_RGB32 },
{ GST_MAKE_FOURCC('R','G','B',' '), 24, 24, DEC_RGB24 },
{ GST_MAKE_FOURCC('R','G','B',' '), 16, 16, DEC_RGB555 },
{ GST_MAKE_FOURCC('R','G','B',' '), 15, 16, DEC_RGB565 },
{ 0, 0, 0 }
};
gint i;
divxdec = GST_DIVXDEC(gst_pad_get_parent (pad));
/* if there's something old around, remove it */
if (divxdec->handle) {
gst_divxdec_unset(divxdec);
}
/* we are not going to act on variable caps */
if (!GST_CAPS_IS_FIXED(vscaps))
return GST_PAD_LINK_DELAYED;
/* if we get here, we know the input is divx. we
* only need to bother with the output colorspace */
gst_caps_get_int(vscaps, "width", &divxdec->width);
gst_caps_get_int(vscaps, "height", &divxdec->height);
for (i = 0; fmt_list[i].fourcc != 0; i++) {
divxdec->csp = fmt_list[i].csp;
/* try making a caps to set on the other side */
if (fmt_list[i].fourcc == GST_MAKE_FOURCC('R','G','B',' ')) {
guint32 r_mask = 0, b_mask = 0, g_mask = 0;
switch (fmt_list[i].depth) {
case 15:
r_mask = 0xf800; g_mask = 0x07c0; b_mask = 0x003e;
break;
case 16:
r_mask = 0xf800; g_mask = 0x07e0; b_mask = 0x001f;
break;
case 24:
r_mask = 0xff0000; g_mask = 0x00ff00; b_mask = 0x0000ff;
break;
case 32:
r_mask = 0xff000000; g_mask = 0x00ff0000; b_mask = 0x0000ff00;
break;
}
caps = GST_CAPS_NEW("divxdec_src_pad_rgb",
"video/raw",
"width", GST_PROPS_INT(divxdec->width),
"height", GST_PROPS_INT(divxdec->height),
"format", GST_PROPS_FOURCC(fmt_list[i].fourcc),
"depth", GST_PROPS_INT(fmt_list[i].depth),
"bpp", GST_PROPS_INT(fmt_list[i].bpp),
"endianness", GST_PROPS_INT(G_BYTE_ORDER),
"red_mask", GST_PROPS_INT(r_mask),
"green_mask", GST_PROPS_INT(g_mask),
"blue_mask", GST_PROPS_INT(b_mask),
NULL);
} else {
caps = GST_CAPS_NEW("divxdec_src_pad_yuv",
"video/raw",
"width", GST_PROPS_INT(divxdec->width),
"height", GST_PROPS_INT(divxdec->height),
"format", GST_PROPS_FOURCC(fmt_list[i].fourcc),
NULL);
}
if (gst_pad_try_set_caps(divxdec->srcpad, caps) > 0) {
divxdec->csp = fmt_list[i].csp;
divxdec->bpp = fmt_list[i].bpp;
if (gst_divxdec_setup(divxdec))
return GST_PAD_LINK_OK;
}
}
/* if we got here - it's not good */
return GST_PAD_LINK_REFUSED;
}
static gboolean
plugin_init (GModule *module,
GstPlugin *plugin)
{
GstElementFactory *factory;
/* create an elementfactory for the v4lmjpegsrcparse element */
factory = gst_element_factory_new("divxdec", GST_TYPE_DIVXDEC,
&gst_divxdec_details);
g_return_val_if_fail(factory != NULL, FALSE);
/* add pad templates */
gst_element_factory_add_pad_template(factory,
GST_PAD_TEMPLATE_GET(sink_template));
gst_element_factory_add_pad_template(factory,
GST_PAD_TEMPLATE_GET(src_template));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
return TRUE;
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"divxdec",
plugin_init
};

70
ext/divx/gstdivxdec.h Normal file
View file

@ -0,0 +1,70 @@
/* GStreamer divx decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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_DIVXDEC_H__
#define __GST_DIVXDEC_H__
#include <gst/gst.h>
#include <decore.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_DIVXDEC \
(gst_divxdec_get_type())
#define GST_DIVXDEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_DIVXDEC, GstDivxDec))
#define GST_DIVXDEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_DIVXDEC, GstDivxDec))
#define GST_IS_DIVXDEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_DIVXDEC))
#define GST_IS_DIVXDEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_DIVXDEC))
typedef struct _GstDivxDec GstDivxDec;
typedef struct _GstDivxDecClass GstDivxDecClass;
struct _GstDivxDec {
GstElement element;
/* pads */
GstPad *sinkpad, *srcpad;
/* divx handle */
void *handle;
DEC_BUFFERS bufinfo;
/* video (output) settings */
int csp, bpp;
int width, height;
};
struct _GstDivxDecClass {
GstElementClass parent_class;
};
GType gst_divxdec_get_type(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_DIVXDEC_H__ */

42
ext/divx/gstdivxenc.c
View file

@ -60,7 +60,7 @@ GST_PAD_TEMPLATE_FACTORY(src_template,
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW("divxenc_sink",
GST_CAPS_NEW("divxenc_src",
"video/divx",
NULL)
)
@ -82,6 +82,7 @@ enum {
static void gst_divxenc_class_init (GstDivxEncClass *klass);
static void gst_divxenc_init (GstDivxEnc *divxenc);
static void gst_divxenc_dispose (GObject *object);
static void gst_divxenc_chain (GstPad *pad,
GstBuffer *buf);
static GstPadLinkReturn gst_divxenc_connect (GstPad *pad,
@ -156,6 +157,8 @@ gst_divxenc_class_init (GstDivxEncClass *klass)
gobject_class->set_property = gst_divxenc_set_property;
gobject_class->get_property = gst_divxenc_get_property;
gobject_class->dispose = gst_divxenc_dispose;
gst_divxenc_signals[FRAME_ENCODED] =
g_signal_new ("frame_encoded", G_TYPE_FROM_CLASS(klass),
G_SIGNAL_RUN_LAST,
@ -178,9 +181,9 @@ gst_divxenc_init (GstDivxEnc *divxenc)
gst_pad_set_link_function(divxenc->sinkpad, gst_divxenc_connect);
/* create the src pad */
divxenc->sinkpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
divxenc->srcpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
gst_element_add_pad(GST_ELEMENT(divxenc), divxenc->srcpad);
/* bitrate, etc. */
@ -239,6 +242,23 @@ gst_divxenc_setup (GstDivxEnc *divxenc)
}
static void
gst_divxenc_unset (GstDivxEnc *divxenc)
{
encore(divxenc->handle, ENC_OPT_RELEASE, NULL, NULL);
divxenc->handle = NULL;
}
static void
gst_divxenc_dispose (GObject *object)
{
GstDivxEnc *divxenc = GST_DIVXENC(object);
gst_divxenc_unset(divxenc);
}
static void
gst_divxenc_chain (GstPad *pad,
GstBuffer *buf)
@ -306,16 +326,14 @@ gst_divxenc_connect (GstPad *pad,
/* if there's something old around, remove it */
if (divxenc->handle) {
encore(divxenc->handle, ENC_OPT_RELEASE, NULL, NULL);
divxenc->handle = NULL;
gst_divxenc_unset(divxenc);
}
/* we are not going to act on variable caps */
if (!GST_CAPS_IS_FIXED(vscaps))
return GST_PAD_LINK_DELAYED;
for (caps = vscaps; caps != NULL; caps = caps->next)
{
for (caps = vscaps; caps != NULL; caps = caps->next) {
int w,h,d;
guint32 fourcc;
gint divx_cs;
@ -323,8 +341,7 @@ gst_divxenc_connect (GstPad *pad,
gst_caps_get_int(caps, "height", &h);
gst_caps_get_fourcc_int(caps, "format", &fourcc);
switch (fourcc)
{
switch (fourcc) {
case GST_MAKE_FOURCC('I','4','2','0'):
case GST_MAKE_FOURCC('I','Y','U','V'):
divx_cs = ENC_CSP_I420;
@ -388,8 +405,7 @@ gst_divxenc_set_property (GObject *object,
g_return_if_fail (GST_IS_DIVXENC (object));
divxenc = GST_DIVXENC(object);
switch (prop_id)
{
switch (prop_id) {
case ARG_BITRATE:
divxenc->bitrate = g_value_get_ulong(value);
break;
@ -444,7 +460,7 @@ plugin_init (GModule *module,
if (!gst_library_load("gstvideo"))
return FALSE;
/* create an elementfactory for the v4lmjpegsrcparse element */
/* create an elementfactory for the element */
factory = gst_element_factory_new("divxenc", GST_TYPE_DIVXENC,
&gst_divxenc_details);
g_return_val_if_fail(factory != NULL, FALSE);

4
ext/xvid/Makefile.am
View file

@ -2,9 +2,9 @@ plugindir = $(libdir)/gstreamer-@GST_MAJORMINOR@
plugin_LTLIBRARIES = libgstxvid.la
libgstxvid_la_SOURCES = gstxvidenc.c
libgstxvid_la_SOURCES = gstxvidenc.c gstxviddec.c gstxvid.c
libgstxvid_la_CFLAGS = $(GST_CFLAGS) $(XVID_CFLAGS)
libgstxvid_la_LIBADD = $(XVID_LIBS)
libgstxvid_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstxvidenc.h
noinst_HEADERS = gstxvidenc.h gstxviddec.h

40
ext/xvid/gstxvid.c Normal file
View file

@ -0,0 +1,40 @@
/* GStreamer xvid decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstxviddec.h"
#include "gstxvidenc.h"
static gboolean
plugin_init (GModule *module,
GstPlugin *plugin)
{
return (gst_xviddec_plugin_init(module, plugin) &&
gst_xvidenc_plugin_init(module, plugin));
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"xvid",
plugin_init
};

388
ext/xvid/gstxviddec.c Normal file
View file

@ -0,0 +1,388 @@
/* GStreamer xvid decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "gstxviddec.h"
#include <gst/video/video.h>
/* elementfactory information */
GstElementDetails gst_xviddec_details = {
"Xvid decoder",
"Codec/Video/Decoder",
"GPL",
"Xvid decoder based on xviddecore",
VERSION,
"Ronald Bultje <rbultje@ronald.bitfreak.net>",
"(C) 2003",
};
GST_PAD_TEMPLATE_FACTORY(sink_template,
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_CAPS_NEW("xviddec_sink",
"video/xvid",
NULL)
)
GST_PAD_TEMPLATE_FACTORY(src_template,
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW("xviddec_src",
"video/raw",
"format", GST_PROPS_LIST(
GST_PROPS_FOURCC(GST_MAKE_FOURCC('R','G','B',' ')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('I','4','2','0')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('I','Y','U','V')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('Y','U','Y','2')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('Y','V','Y','U')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('Y','V','1','2')),
GST_PROPS_FOURCC(GST_MAKE_FOURCC('U','Y','V','Y'))
),
"width", GST_PROPS_INT_RANGE(0, G_MAXINT),
"height", GST_PROPS_INT_RANGE(0, G_MAXINT),
NULL)
)
/* XvidDec signals and args */
enum {
/* FILL ME */
LAST_SIGNAL
};
enum {
ARG_0
/* FILL ME */
};
static void gst_xviddec_class_init (GstXvidDecClass *klass);
static void gst_xviddec_init (GstXvidDec *xviddec);
static void gst_xviddec_dispose (GObject *object);
static void gst_xviddec_chain (GstPad *pad,
GstBuffer *buf);
static GstPadLinkReturn gst_xviddec_connect (GstPad *pad,
GstCaps *vscapslist);
static GstElementClass *parent_class = NULL;
/* static guint gst_xviddec_signals[LAST_SIGNAL] = { 0 }; */
GType
gst_xviddec_get_type(void)
{
static GType xviddec_type = 0;
if (!xviddec_type)
{
static const GTypeInfo xviddec_info = {
sizeof(GstXvidDecClass),
NULL,
NULL,
(GClassInitFunc) gst_xviddec_class_init,
NULL,
NULL,
sizeof(GstXvidDec),
0,
(GInstanceInitFunc) gst_xviddec_init,
};
xviddec_type = g_type_register_static(GST_TYPE_ELEMENT,
"GstXvidDec",
&xviddec_info, 0);
}
return xviddec_type;
}
static void
gst_xviddec_class_init (GstXvidDecClass *klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
XVID_INIT_PARAM xinit;
/* set up xvid initially (function pointers, CPU flags) */
memset(&xinit, 0, sizeof(xinit));
xinit.cpu_flags = 0;
xvid_init(NULL, 0, &xinit, NULL);
if (xinit.api_version != API_VERSION) {
g_error("Xvid API version mismatch! %d.%d (that's us) != %d.%d (lib)",
(API_VERSION >> 8) & 0xff, API_VERSION & 0xff,
(xinit.api_version >> 8) & 0xff, xinit.api_version & 0xff);
return;
}
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
gobject_class->dispose = gst_xviddec_dispose;
}
static void
gst_xviddec_init (GstXvidDec *xviddec)
{
/* create the sink pad */
xviddec->sinkpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(sink_template),
"sink");
gst_element_add_pad(GST_ELEMENT(xviddec), xviddec->sinkpad);
gst_pad_set_chain_function(xviddec->sinkpad, gst_xviddec_chain);
gst_pad_set_link_function(xviddec->sinkpad, gst_xviddec_connect);
/* create the src pad */
xviddec->srcpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
gst_element_add_pad(GST_ELEMENT(xviddec), xviddec->srcpad);
/* bitrate, etc. */
xviddec->width = xviddec->height = xviddec->csp = -1;
/* set xvid handle to NULL */
xviddec->handle = NULL;
}
static void
gst_xviddec_unset (GstXvidDec *xviddec)
{
/* unref this instance */
xvid_decore(xviddec->handle, XVID_DEC_DESTROY, NULL, NULL);
xviddec->handle = NULL;
}
static gboolean
gst_xviddec_setup (GstXvidDec *xviddec)
{
XVID_DEC_PARAM xdec;
int ret;
/* initialise parameters, see xvid documentation */
memset(&xdec, 0, sizeof(XVID_DEC_PARAM));
xdec.width = xviddec->width;
xdec.height = xviddec->height;
if ((ret = xvid_decore(NULL, XVID_DEC_CREATE,
&xdec, NULL)) != XVID_ERR_OK) {
char *error;
switch (ret) {
case XVID_ERR_MEMORY:
error = "Memory allocation error";
break;
case XVID_ERR_FORMAT:
error = "Bad format";
break;
default:
error = "Internal failure";
break;
}
GST_DEBUG(GST_CAT_PLUGIN_INFO,
"Setting parameters %dx%d@%d failed: %s",
xviddec->width, xviddec->height, xviddec->csp, error);
return FALSE;
}
xviddec->handle = xdec.handle;
return TRUE;
}
static void
gst_xviddec_dispose (GObject *object)
{
GstXvidDec *xviddec = GST_XVIDDEC(object);
gst_xviddec_unset(xviddec);
}
static void
gst_xviddec_chain (GstPad *pad,
GstBuffer *buf)
{
GstXvidDec *xviddec;
GstBuffer *outbuf;
XVID_DEC_FRAME xframe;
int ret;
g_return_if_fail(pad != NULL);
g_return_if_fail(GST_IS_PAD(pad));
g_return_if_fail(buf != NULL);
xviddec = GST_XVIDDEC(GST_OBJECT_PARENT(pad));
if (!xviddec->handle) {
gst_element_error(GST_ELEMENT(xviddec),
"No format set - aborting");
gst_buffer_unref(buf);
return;
}
outbuf = gst_buffer_new_and_alloc(xviddec->width *
xviddec->height *
xviddec->bpp / 8);
GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
GST_BUFFER_SIZE(outbuf) = xviddec->width *
xviddec->height *
xviddec->bpp / 8;
/* encode and so ... */
xframe.bitstream = (void *) GST_BUFFER_DATA(buf);
xframe.image = (void *) GST_BUFFER_DATA(outbuf);
xframe.length = GST_BUFFER_SIZE(buf);
xframe.stride = xviddec->width * xviddec->bpp / 8;
xframe.colorspace = xviddec->csp;
if ((ret = xvid_decore(xviddec->handle, XVID_DEC_DECODE,
&xframe, NULL))) {
gst_element_error(GST_ELEMENT(xviddec),
"Error decoding xvid frame: %d\n", ret);
gst_buffer_unref(buf);
return;
}
gst_pad_push(xviddec->srcpad, outbuf);
gst_buffer_unref(buf);
}
static GstPadLinkReturn
gst_xviddec_connect (GstPad *pad,
GstCaps *vscaps)
{
GstXvidDec *xviddec;
GstCaps *caps;
struct {
guint32 fourcc;
gint depth, bpp;
gint csp;
} fmt_list[] = {
{ GST_MAKE_FOURCC('Y','U','Y','V'), 16, 16, XVID_CSP_YUY2 },
{ GST_MAKE_FOURCC('U','Y','V','Y'), 16, 16, XVID_CSP_UYVY },
{ GST_MAKE_FOURCC('Y','V','Y','U'), 16, 16, XVID_CSP_YVYU },
{ GST_MAKE_FOURCC('I','4','2','0'), 12, 12, XVID_CSP_I420 },
{ GST_MAKE_FOURCC('I','Y','U','V'), 12, 12, XVID_CSP_I420 },
{ GST_MAKE_FOURCC('Y','V','1','2'), 12, 12, XVID_CSP_YV12 },
{ GST_MAKE_FOURCC('R','G','B',' '), 32, 32, XVID_CSP_RGB32 },
{ GST_MAKE_FOURCC('R','G','B',' '), 24, 24, XVID_CSP_RGB24 },
{ GST_MAKE_FOURCC('R','G','B',' '), 16, 16, XVID_CSP_RGB555 },
{ GST_MAKE_FOURCC('R','G','B',' '), 15, 16, XVID_CSP_RGB565 },
{ 0, 0, 0 }
};
gint i;
xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
/* if there's something old around, remove it */
if (xviddec->handle) {
gst_xviddec_unset(xviddec);
}
/* we are not going to act on variable caps */
if (!GST_CAPS_IS_FIXED(vscaps))
return GST_PAD_LINK_DELAYED;
/* if we get here, we know the input is xvid. we
* only need to bother with the output colorspace */
gst_caps_get_int(vscaps, "width", &xviddec->width);
gst_caps_get_int(vscaps, "height", &xviddec->height);
for (i = 0; fmt_list[i].fourcc != 0; i++) {
xviddec->csp = fmt_list[i].csp;
/* try making a caps to set on the other side */
if (fmt_list[i].fourcc == GST_MAKE_FOURCC('R','G','B',' ')) {
guint32 r_mask = 0, b_mask = 0, g_mask = 0;
switch (fmt_list[i].depth) {
case 15:
r_mask = 0xf800; g_mask = 0x07c0; b_mask = 0x003e;
break;
case 16:
r_mask = 0xf800; g_mask = 0x07e0; b_mask = 0x001f;
break;
case 24:
r_mask = 0xff0000; g_mask = 0x00ff00; b_mask = 0x0000ff;
break;
case 32:
r_mask = 0xff000000; g_mask = 0x00ff0000; b_mask = 0x0000ff00;
break;
}
caps = GST_CAPS_NEW("xviddec_src_pad_rgb",
"video/raw",
"width", GST_PROPS_INT(xviddec->width),
"height", GST_PROPS_INT(xviddec->height),
"format", GST_PROPS_FOURCC(fmt_list[i].fourcc),
"depth", GST_PROPS_INT(fmt_list[i].depth),
"bpp", GST_PROPS_INT(fmt_list[i].bpp),
"endianness", GST_PROPS_INT(G_BYTE_ORDER),
"red_mask", GST_PROPS_INT(r_mask),
"green_mask", GST_PROPS_INT(g_mask),
"blue_mask", GST_PROPS_INT(b_mask),
NULL);
} else {
caps = GST_CAPS_NEW("xviddec_src_pad_yuv",
"video/raw",
"width", GST_PROPS_INT(xviddec->width),
"height", GST_PROPS_INT(xviddec->height),
"format", GST_PROPS_FOURCC(fmt_list[i].fourcc),
NULL);
}
if (gst_pad_try_set_caps(xviddec->srcpad, caps) > 0) {
xviddec->csp = fmt_list[i].csp;
xviddec->bpp = fmt_list[i].bpp;
if (gst_xviddec_setup(xviddec))
return GST_PAD_LINK_OK;
}
}
/* if we got here - it's not good */
return GST_PAD_LINK_REFUSED;
}
gboolean
gst_xviddec_plugin_init (GModule *module,
GstPlugin *plugin)
{
GstElementFactory *factory;
/* create an elementfactory for the v4lmjpegsrcparse element */
factory = gst_element_factory_new("xviddec", GST_TYPE_XVIDDEC,
&gst_xviddec_details);
g_return_val_if_fail(factory != NULL, FALSE);
/* add pad templates */
gst_element_factory_add_pad_template(factory,
GST_PAD_TEMPLATE_GET(sink_template));
gst_element_factory_add_pad_template(factory,
GST_PAD_TEMPLATE_GET(src_template));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
return TRUE;
}

72
ext/xvid/gstxviddec.h Normal file
View file

@ -0,0 +1,72 @@
/* GStreamer xvid decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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_XVIDDEC_H__
#define __GST_XVIDDEC_H__
#include <gst/gst.h>
#include <xvid.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_XVIDDEC \
(gst_xviddec_get_type())
#define GST_XVIDDEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_XVIDDEC, GstXvidDec))
#define GST_XVIDDEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_XVIDDEC, GstXvidDec))
#define GST_IS_XVIDDEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_XVIDDEC))
#define GST_IS_XVIDDEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_XVIDDEC))
typedef struct _GstXvidDec GstXvidDec;
typedef struct _GstXvidDecClass GstXvidDecClass;
struct _GstXvidDec {
GstElement element;
/* pads */
GstPad *sinkpad, *srcpad;
/* xvid handle */
void *handle;
/* video (output) settings */
int csp, bpp;
int width, height;
};
struct _GstXvidDecClass {
GstElementClass parent_class;
};
GType gst_xviddec_get_type(void);
gboolean gst_xviddec_plugin_init (GModule *module,
GstPlugin *plugin);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_XVIDDEC_H__ */

22
ext/xvid/gstxvidenc.c
View file

@ -61,7 +61,7 @@ GST_PAD_TEMPLATE_FACTORY(src_template,
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW("xvidenc_sink",
GST_CAPS_NEW("xvidenc_src",
"video/xvid",
NULL)
)
@ -191,9 +191,9 @@ gst_xvidenc_init (GstXvidEnc *xvidenc)
gst_pad_set_link_function(xvidenc->sinkpad, gst_xvidenc_connect);
/* create the src pad */
xvidenc->sinkpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
xvidenc->srcpad = gst_pad_new_from_template(
GST_PAD_TEMPLATE_GET(src_template),
"src");
gst_element_add_pad(GST_ELEMENT(xvidenc), xvidenc->srcpad);
/* bitrate, etc. */
@ -460,9 +460,9 @@ gst_xvidenc_get_property (GObject *object,
}
static gboolean
plugin_init (GModule *module,
GstPlugin *plugin)
gboolean
gst_xvidenc_plugin_init (GModule *module,
GstPlugin *plugin)
{
GstElementFactory *factory;
@ -484,11 +484,3 @@ plugin_init (GModule *module,
return TRUE;
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"xvidenc",
plugin_init
};

3
ext/xvid/gstxvidenc.h
View file

@ -71,6 +71,9 @@ struct _GstXvidEncClass {
GType gst_xvidenc_get_type(void);
gboolean gst_xvidenc_plugin_init (GModule *module,
GstPlugin *plugin);
#ifdef __cplusplus
}
#endif /* __cplusplus */