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Update xvid plugin to latest xvid (1.0.0-beta3) API.

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Original commit message from CVS:
2004-01-03  Ronald Bultje  <rbultje@ronald.bitfreak.net>

reviewed by: <delete if not using a buddy>

* configure.ac:
* ext/xvid/gstxvid.c: (gst_xvid_init), (gst_xvid_error),
(gst_xvid_structure_to_csp), (gst_xvid_csp_to_caps):
* ext/xvid/gstxvid.h:
* ext/xvid/gstxviddec.c: (gst_xviddec_class_init),
(gst_xviddec_init), (gst_xviddec_setup), (gst_xviddec_chain),
(gst_xviddec_src_link), (gst_xviddec_sink_link),
(gst_xviddec_change_state):
* ext/xvid/gstxviddec.h:
* ext/xvid/gstxvidenc.c: (gst_xvidenc_profile_get_type),
(gst_xvidenc_base_init), (gst_xvidenc_class_init),
(gst_xvidenc_init), (gst_xvidenc_setup), (gst_xvidenc_chain),
(gst_xvidenc_link), (gst_xvidenc_set_property),
(gst_xvidenc_get_property), (gst_xvidenc_change_state):
* ext/xvid/gstxvidenc.h:
Update xvid plugin to latest xvid (1.0.0-beta3) API.
This commit is contained in:
Ronald S. Bultje 2004-01-03 19:38:40 +00:00
parent b52042f6db
commit 47d4010afb
7 changed files with 589 additions and 302 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

39
configure.ac
View file

@ -1289,21 +1289,30 @@ GST_CHECK_FEATURE(VORBIS, [vorbis plug-in], vorbisenc vorbisdec, [
dnl *** XVID ***
translit(dnm, m, l) AM_CONDITIONAL(USE_XVID, true)
GST_CHECK_FEATURE(XVID, [xvid plugins], xvid, [
HAVE_XVID=yes
AC_CHECK_HEADER(xvid.h, ,
[ AC_MSG_WARN([Xvid headers not found]) &&
HAVE_XVID=no ] )
LIBS="-lm"
AC_CHECK_LIB(xvidcore, xvid_encore, ,
[ AC_MSG_WARN([Xvid encore libs not found]) &&
HAVE_XVID=no ] )
AC_CHECK_LIB(xvidcore, xvid_decore, ,
[ AC_MSG_WARN([Xvid decore libs not found]) &&
HAVE_XVID=no ] )
if test x$HAVE_XVID = xyes; then
XVID_LIBS="-lxvidcore -lm"
AC_SUBST(XVID_LIBS)
fi
HAVE_XVID=no
AC_CHECK_HEADER(xvid.h, [
OLD_LIBS="$LIBS"
LIBS="-lm"
AC_CHECK_LIB(xvidcore, xvid_encore, [
AC_CHECK_LIB(xvidcore, xvid_decore, [
AC_CHECK_LIB(xvidcore, xvid_global, [
AC_MSG_CHECKING([for uptodate XviD API version])
AC_TRY_RUN([
#include <xvid.h>
#if XVID_API != XVID_MAKE_API(4,0)
#error "Incompatible XviD API version"
#endif
int main () { return 0; }
],[ AC_MSG_RESULT(yes)
XVID_LIBS="-lxvidcore -lm"
AC_SUBST(XVID_LIBS)
HAVE_XVID=yes
], AC_MSG_RESULT(no) )
], )
], )
], )
LIBS="$OLD_LIBS"
], )
])

225
ext/xvid/gstxvid.c
View file

@ -1,4 +1,4 @@
/* GStreamer xvid decoder plugin
/* GStreamer xvid encoder/decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* This library is free software; you can redistribute it and/or
@ -22,14 +22,16 @@
#endif
#include <string.h>
#include <xvid.h>
#include <gst/video/video.h>
#include "gstxviddec.h"
#include "gstxvidenc.h"
gboolean
gst_xvid_init (void)
{
XVID_INIT_PARAM xinit;
xvid_gbl_init_t xinit;
gint ret;
static gboolean is_init = FALSE;
@ -39,20 +41,18 @@ gst_xvid_init (void)
}
/* set up xvid initially (function pointers, CPU flags) */
memset(&xinit, 0, sizeof(XVID_INIT_PARAM));
xinit.cpu_flags = 0;
if ((ret = xvid_init(NULL, 0, &xinit, NULL)) != XVID_ERR_OK) {
gst_xvid_init_struct (xinit);
if ((ret = xvid_global(NULL, XVID_GBL_INIT, &xinit, NULL)) < 0) {
g_warning("Failed to initialize XviD: %s (%d)",
gst_xvid_error(ret), ret);
return FALSE;
}
if (xinit.api_version != API_VERSION) {
g_warning("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 FALSE;
}
GST_LOG ("Initted XviD version %d.%d.%d (API %d.%d)",
XVID_VERSION_MAJOR (XVID_VERSION),
XVID_VERSION_MINOR (XVID_VERSION),
XVID_VERSION_PATCH (XVID_VERSION),
XVID_API_MAJOR (XVID_API), XVID_API_MINOR (XVID_API));
is_init = TRUE;
return TRUE;
@ -67,14 +67,17 @@ gst_xvid_error (int errorcode)
case XVID_ERR_FAIL:
error = "Operation failed";
break;
case XVID_ERR_OK:
case 0:
error = "No error";
break;
case XVID_ERR_MEMORY:
error = "Memory error";
error = "Memory allocation error";
break;
case XVID_ERR_FORMAT:
error = "Invalid format";
error = "File format not supported";
break;
case XVID_ERR_VERSION:
error = "Structure version not supported";
break;
default:
error = "Unknown error";
@ -84,6 +87,193 @@ gst_xvid_error (int errorcode)
return error;
}
gint
gst_xvid_structure_to_csp (GstStructure *structure,
gint w, gint *_stride, gint *_bpp)
{
const gchar *mime = gst_structure_get_name (structure);
gint xvid_cs = -1, stride = -1, bpp = -1;
if (!strcmp (mime, "video/x-raw-yuv")) {
guint32 fourcc;
gst_structure_get_fourcc (structure, "format", &fourcc);
switch (fourcc) {
case GST_MAKE_FOURCC('I','4','2','0'):
xvid_cs = XVID_CSP_I420;
stride = w;
bpp = 12;
break;
case GST_MAKE_FOURCC('Y','U','Y','2'):
xvid_cs = XVID_CSP_YUY2;
stride = w * 2;
bpp = 16;
break;
case GST_MAKE_FOURCC('Y','V','1','2'):
xvid_cs = XVID_CSP_YV12;
stride = w;
bpp = 12;
break;
case GST_MAKE_FOURCC('U','Y','V','Y'):
xvid_cs = XVID_CSP_UYVY;
stride = w * 2;
bpp = 16;
break;
case GST_MAKE_FOURCC('Y','V','Y','U'):
xvid_cs = XVID_CSP_YVYU;
stride = w * 2;
bpp = 16;
break;
}
} else {
gint depth, r_mask;
gst_structure_get_int(structure, "depth", &depth);
gst_structure_get_int(structure, "bpp", &bpp);
gst_structure_get_int(structure, "red_mask", &r_mask);
switch (depth) {
case 15:
xvid_cs = XVID_CSP_RGB555;
break;
case 16:
xvid_cs = XVID_CSP_RGB565;
break;
case 24:
if (bpp == 24) {
xvid_cs = XVID_CSP_BGR;
} else {
switch (r_mask) {
case 0xff000000:
xvid_cs = XVID_CSP_RGBA;
break;
case 0x00ff0000:
xvid_cs = XVID_CSP_ARGB;
break;
case 0x0000ff00:
xvid_cs = XVID_CSP_BGRA;
break;
case 0x000000ff:
xvid_cs = XVID_CSP_ABGR;
break;
}
}
break;
default:
break;
}
stride = w * bpp / 8;
}
if (_stride)
*_stride = stride;
if (_bpp)
*_bpp = bpp;
return xvid_cs;
}
GstCaps *
gst_xvid_csp_to_caps (gint csp, gint w, gint h, gdouble fps)
{
GstCaps *caps = NULL;
switch (csp) {
case XVID_CSP_RGB555:
case XVID_CSP_RGB565:
case XVID_CSP_BGR:
case XVID_CSP_ABGR:
case XVID_CSP_BGRA:
case XVID_CSP_ARGB:
case XVID_CSP_RGBA: {
gint r_mask = 0, b_mask = 0, g_mask = 0,
endianness = 0, bpp = 0, depth = 0;
switch (csp) {
case XVID_CSP_RGB555:
r_mask = R_MASK_15_INT; g_mask = G_MASK_15_INT; b_mask = B_MASK_15_INT;
endianness = G_BYTE_ORDER; depth = 15; bpp = 16;
break;
case XVID_CSP_RGB565:
r_mask = R_MASK_16_INT; g_mask = G_MASK_16_INT; b_mask = B_MASK_16_INT;
endianness = G_BYTE_ORDER; depth = 16; bpp = 16;
break;
case XVID_CSP_BGR:
r_mask = 0x0000ff; g_mask = 0x00ff00; b_mask = 0xff0000;
endianness = G_BIG_ENDIAN; depth = 24; bpp = 24;
break;
case XVID_CSP_ABGR:
r_mask = 0x000000ff; g_mask = 0x0000ff00; b_mask = 0x00ff0000;
endianness = G_BIG_ENDIAN; depth = 24; bpp = 32;
break;
case XVID_CSP_BGRA:
r_mask = 0x0000ff00; g_mask = 0x00ff0000; b_mask = 0xff000000;
endianness = G_BIG_ENDIAN; depth = 24; bpp = 32;
break;
case XVID_CSP_ARGB:
r_mask = 0x00ff0000; g_mask = 0x0000ff00; b_mask = 0x000000ff;
endianness = G_BIG_ENDIAN; depth = 24; bpp = 32;
break;
case XVID_CSP_RGBA:
r_mask = 0xff000000; g_mask = 0x00ff0000; b_mask = 0x0000ff00;
endianness = G_BIG_ENDIAN; depth = 24; bpp = 32;
break;
}
caps = gst_caps_new_simple ("video/x-raw-rgb",
"width", G_TYPE_INT, w,
"height", G_TYPE_INT, h,
"depth", G_TYPE_INT, depth,
"bpp", G_TYPE_INT, bpp,
"endianness", G_TYPE_INT, endianness,
"red_mask", G_TYPE_INT, r_mask,
"green_mask", G_TYPE_INT, g_mask,
"blue_mask", G_TYPE_INT, b_mask,
"framerate", G_TYPE_DOUBLE, fps,
NULL);
break;
}
case XVID_CSP_YUY2:
case XVID_CSP_YVYU:
case XVID_CSP_UYVY:
case XVID_CSP_I420:
case XVID_CSP_YV12: {
guint32 fourcc = 0;
switch (csp) {
case XVID_CSP_YUY2:
fourcc = GST_MAKE_FOURCC ('Y','U','Y','2');
break;
case XVID_CSP_YVYU:
fourcc = GST_MAKE_FOURCC ('Y','V','Y','U');
break;
case XVID_CSP_UYVY:
fourcc = GST_MAKE_FOURCC ('U','Y','V','Y');
break;
case XVID_CSP_I420:
fourcc = GST_MAKE_FOURCC ('I','4','2','0');
break;
case XVID_CSP_YV12:
fourcc = GST_MAKE_FOURCC ('Y','V','1','2');
break;
}
caps = gst_caps_new_simple ("video/x-raw-yuv",
"width", G_TYPE_INT, w,
"height", G_TYPE_INT, h,
"format", GST_TYPE_FOURCC, fourcc,
"framerate", G_TYPE_DOUBLE, fps,
NULL);
break;
}
}
return caps;
}
static gboolean
plugin_init (GstPlugin *plugin)
{
@ -97,9 +287,10 @@ GST_PLUGIN_DEFINE (
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"xvid",
"XVid plugin library",
"XviD plugin library",
plugin_init,
VERSION,
"GPL",
GST_PACKAGE,
GST_ORIGIN)
GST_ORIGIN
)

32
ext/xvid/gstxvid.h
View file

@ -1,4 +1,4 @@
/* GStreamer xvid decoder plugin
/* GStreamer xvid encoder/decoder plugin
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* This library is free software; you can redistribute it and/or
@ -22,15 +22,33 @@
#include <gst/gst.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
G_BEGIN_DECLS
#define gst_xvid_init_struct(s) \
do { \
memset (&s, 0, sizeof(s)); \
s.version = XVID_VERSION; \
} while (0);
#define RGB_24_32_STATIC_CAPS(bpp, r_mask,g_mask,b_mask) \
"video/x-raw-rgb, " \
"width = (int) [ 0, MAX ], " \
"height = (int) [ 0, MAX], " \
"framerate = (double) [ 0.0, MAX], " \
"depth = (int) 24, " \
"bpp = (int) " G_STRINGIFY (bpp) ", " \
"endianness = (int) BIG_ENDIAN, " \
"red_mask = (int) " G_STRINGIFY (r_mask) ", " \
"green_mask = (int) " G_STRINGIFY (g_mask) ", " \
"blue_mask = (int) " G_STRINGIFY (b_mask)
extern gchar * gst_xvid_error (int errorcode);
extern gboolean gst_xvid_init (void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
extern gint gst_xvid_structure_to_csp (GstStructure *structure,
gint w, gint *stride, gint *bpp);
extern GstCaps *gst_xvid_csp_to_caps (gint csp, gint w, gint h, gdouble fps);
G_END_DECLS
#endif /* __GST_XVID_H__ */

258
ext/xvid/gstxviddec.c
View file

@ -22,14 +22,16 @@
#endif
#include <string.h>
#include "gstxviddec.h"
#include <xvid.h>
#include <gst/video/video.h>
#include "gstxviddec.h"
/* elementfactory information */
GstElementDetails gst_xviddec_details = {
"Xvid decoder",
"Codec/Video/Decoder",
"Xvid decoder based on xviddecore",
"Xvid decoder based on xvidcore",
"Ronald Bultje <rbultje@ronald.bitfreak.net>",
};
@ -53,7 +55,11 @@ GST_STATIC_PAD_TEMPLATE (
GST_PAD_ALWAYS,
GST_STATIC_CAPS (
GST_VIDEO_YUV_PAD_TEMPLATE_CAPS ("{ I420, YUY2, YV12, YVYU, UYVY }") "; "
GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_24_32 "; "
RGB_24_32_STATIC_CAPS (32, 0x00ff0000, 0x0000ff00, 0x000000ff) "; "
RGB_24_32_STATIC_CAPS (32, 0xff000000, 0x00ff0000, 0x0000ff00) "; "
RGB_24_32_STATIC_CAPS (32, 0x0000ff00, 0x00ff0000, 0xff000000) "; "
RGB_24_32_STATIC_CAPS (32, 0x000000ff, 0x0000ff00, 0x00ff0000) "; "
RGB_24_32_STATIC_CAPS (24, 0x0000ff, 0x00ff00, 0xff0000) "; "
GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_15_16
)
);
@ -70,15 +76,20 @@ enum {
/* FILL ME */
};
static void gst_xviddec_base_init (gpointer g_class);
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,
GstData *data);
static GstPadLinkReturn gst_xviddec_link (GstPad *pad,
const GstCaps *vscapslist);
static GstPadLinkReturn gst_xviddec_negotiate (GstXvidDec *xviddec);
static void gst_xviddec_base_init (gpointer g_class);
static void gst_xviddec_class_init (GstXvidDecClass *klass);
static void gst_xviddec_init (GstXvidDec *xviddec);
static void gst_xviddec_chain (GstPad *pad,
GstData *data);
static GstPadLinkReturn
gst_xviddec_sink_link (GstPad *pad,
const GstCaps *vscapslist);
static GstPadLinkReturn
gst_xviddec_src_link (GstPad *pad,
const GstCaps *vscapslist);
static GstElementStateReturn
gst_xviddec_change_state (GstElement *element);
static GstElementClass *parent_class = NULL;
/* static guint gst_xviddec_signals[LAST_SIGNAL] = { 0 }; */
@ -125,19 +136,19 @@ gst_xviddec_base_init (gpointer g_class)
static void
gst_xviddec_class_init (GstXvidDecClass *klass)
{
GObjectClass *gobject_class = (GObjectClass *) klass;
gst_xvid_init();
GstElementClass *gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
gobject_class->dispose = gst_xviddec_dispose;
gstelement_class->change_state = gst_xviddec_change_state;
}
static void
gst_xviddec_init (GstXvidDec *xviddec)
{
gst_xvid_init();
/* create the sink pad */
xviddec->sinkpad = gst_pad_new_from_template(
gst_static_pad_template_get (&sink_template),
@ -145,7 +156,7 @@ gst_xviddec_init (GstXvidDec *xviddec)
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_link);
gst_pad_set_link_function(xviddec->sinkpad, gst_xviddec_sink_link);
/* create the src pad */
xviddec->srcpad = gst_pad_new_from_template(
@ -153,7 +164,9 @@ gst_xviddec_init (GstXvidDec *xviddec)
"src");
gst_element_add_pad(GST_ELEMENT(xviddec), xviddec->srcpad);
/* bitrate, etc. */
gst_pad_set_link_function(xviddec->srcpad, gst_xviddec_src_link);
/* size, etc. */
xviddec->width = xviddec->height = xviddec->csp = -1;
/* set xvid handle to NULL */
@ -173,16 +186,17 @@ gst_xviddec_unset (GstXvidDec *xviddec)
static gboolean
gst_xviddec_setup (GstXvidDec *xviddec)
{
XVID_DEC_PARAM xdec;
xvid_dec_create_t xdec;
int ret;
/* initialise parameters, see xvid documentation */
memset(&xdec, 0, sizeof(XVID_DEC_PARAM));
gst_xvid_init_struct (xdec);
xdec.width = xviddec->width;
xdec.height = xviddec->height;
xdec.handle = NULL;
if ((ret = xvid_decore(NULL, XVID_DEC_CREATE,
&xdec, NULL)) != XVID_ERR_OK) {
&xdec, NULL)) < 0) {
gst_element_error(GST_ELEMENT(xviddec),
"Setting parameters %dx%d@%d failed: %s (%d)",
xviddec->width, xviddec->height, xviddec->csp,
@ -196,61 +210,60 @@ gst_xviddec_setup (GstXvidDec *xviddec)
}
static void
gst_xviddec_dispose (GObject *object)
{
GstXvidDec *xviddec = GST_XVIDDEC(object);
gst_xviddec_unset(xviddec);
}
static void
gst_xviddec_chain (GstPad *pad,
GstData *_data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstXvidDec *xviddec;
GstXvidDec *xviddec = GST_XVIDDEC(GST_OBJECT_PARENT(pad));
GstBuffer *outbuf;
XVID_DEC_FRAME xframe;
xvid_dec_frame_t 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) {
if (!gst_xviddec_negotiate(xviddec)) {
gst_element_error(GST_ELEMENT(xviddec),
"No format set - aborting");
gst_buffer_unref(buf);
return;
}
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_DURATION(outbuf) = GST_BUFFER_DURATION(buf);
GST_BUFFER_SIZE(outbuf) = xviddec->width *
xviddec->height *
xviddec->bpp / 8;
/* encode and so ... */
/* decode and so ... */
gst_xvid_init_struct (xframe);
xframe.general = 0;
xframe.bitstream = (void *) GST_BUFFER_DATA(buf);
xframe.image = (void *) GST_BUFFER_DATA(outbuf);
xframe.length = GST_BUFFER_SIZE(buf);
xframe.stride = 0; /*xviddec->width * xviddec->bpp / 8;*/
xframe.colorspace = xviddec->csp;
xframe.output.csp = xviddec->csp;
if (xviddec->width == xviddec->stride) {
xframe.output.plane[0] = GST_BUFFER_DATA(outbuf);
xframe.output.plane[1] = xframe.output.plane[0] + (xviddec->width * xviddec->height);
xframe.output.plane[2] = xframe.output.plane[1] + (xviddec->width * xviddec->height / 4);
xframe.output.stride[0] = xviddec->width;
xframe.output.stride[1] = xviddec->width / 2;
xframe.output.stride[2] = xviddec->width / 2;
} else {
xframe.output.plane[0] = GST_BUFFER_DATA(outbuf);
xframe.output.stride[0] = xviddec->stride;
}
if ((ret = xvid_decore(xviddec->handle, XVID_DEC_DECODE,
&xframe, NULL))) {
&xframe, NULL)) < 0) {
gst_element_error(GST_ELEMENT(xviddec),
"Error decoding xvid frame: %s (%d)\n",
gst_xvid_error(ret), ret);
gst_buffer_unref(buf);
gst_buffer_unref(outbuf);
return;
}
@ -258,112 +271,97 @@ gst_xviddec_chain (GstPad *pad,
gst_buffer_unref(buf);
}
/*
* This function allows multiple structures because it
* can be called from sink_link().
*/
static GstPadLinkReturn
gst_xviddec_negotiate (GstXvidDec *xviddec)
gst_xviddec_src_link (GstPad *pad,
const GstCaps *vscaps)
{
GstPadLinkReturn ret;
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('Y','V','1','2'), 12, 12, XVID_CSP_YV12 },
{ GST_MAKE_FOURCC('I','4','2','0'), 12, 12, XVID_CSP_I420 },
{ 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;
GstXvidDec *xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
GstStructure *structure = gst_caps_get_structure (vscaps, 0);
for (i = 0; fmt_list[i].fourcc != 0; i++) {
xviddec->csp = fmt_list[i].csp;
if (!GST_PAD_CAPS (xviddec->sinkpad))
return GST_PAD_LINK_DELAYED;
/* 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;
gint endianness = 0;
switch (fmt_list[i].depth) {
case 15:
endianness = G_BYTE_ORDER;
r_mask = 0xf800; g_mask = 0x07c0; b_mask = 0x003e;
break;
case 16:
endianness = G_BYTE_ORDER;
r_mask = R_MASK_16_INT; g_mask = G_MASK_16_INT; b_mask = B_MASK_16_INT;
break;
case 24:
endianness = G_BIG_ENDIAN;
r_mask = R_MASK_24_INT; g_mask = G_MASK_24_INT; b_mask = B_MASK_24_INT;
break;
case 32:
endianness = G_BIG_ENDIAN;
r_mask = R_MASK_32_INT; g_mask = G_MASK_32_INT; b_mask = B_MASK_32_INT;
break;
}
caps = gst_caps_new_simple (
"video/x-raw-rgb",
"width", G_TYPE_INT, xviddec->width,
"height", G_TYPE_INT, xviddec->height,
"depth", G_TYPE_INT, fmt_list[i].depth,
"bpp", G_TYPE_INT, fmt_list[i].bpp,
"endianness", G_TYPE_INT, endianness,
"red_mask", G_TYPE_INT, r_mask,
"green_mask", G_TYPE_INT, g_mask,
"blue_mask", G_TYPE_INT, b_mask,
"framerate", G_TYPE_DOUBLE, xviddec->fps,
NULL);
} else {
caps = gst_caps_new_simple (
"video/x-raw-yuv",
"width", G_TYPE_INT, xviddec->width,
"height", G_TYPE_INT, xviddec->height,
"format", GST_TYPE_FOURCC, fmt_list[i].fourcc,
"framerate", G_TYPE_DOUBLE, xviddec->fps,
NULL);
}
if ((ret = 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;
} else if (ret == GST_PAD_LINK_DELAYED) {
return ret; /* don't try further (yet) */
}
/* if there's something old around, remove it */
if (xviddec->handle) {
gst_xviddec_unset(xviddec);
}
/* if we got here - it's not good */
return GST_PAD_LINK_REFUSED;
xviddec->csp = gst_xvid_structure_to_csp (structure, xviddec->width,
&xviddec->stride,
&xviddec->bpp);
if (xviddec->csp < 0)
return GST_PAD_LINK_REFUSED;
if (!gst_xviddec_setup(xviddec))
return GST_PAD_LINK_REFUSED;;
return GST_PAD_LINK_OK;
}
static GstPadLinkReturn
gst_xviddec_link (GstPad *pad,
const GstCaps *vscaps)
gst_xviddec_sink_link (GstPad *pad,
const GstCaps *vscaps)
{
GstXvidDec *xviddec;
GstXvidDec *xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
GstStructure *structure;
xviddec = GST_XVIDDEC(gst_pad_get_parent (pad));
/* if there's something old around, remove it */
if (xviddec->handle) {
gst_xviddec_unset(xviddec);
}
/* if we get here, we know the input is xvid. we
* only need to bother with the output colorspace */
* only need to bother with the output colorspace,
* which the src_link function takes care of. */
structure = gst_caps_get_structure (vscaps, 0);
gst_structure_get_int(structure, "width", &xviddec->width);
gst_structure_get_int(structure, "height", &xviddec->height);
gst_structure_get_double(structure, "framerate", &xviddec->fps);
return gst_xviddec_negotiate(xviddec);
/* re-nego? or just await src nego? */
if (GST_PAD_CAPS(xviddec->srcpad)) {
GstPadLinkReturn ret;
GstCaps *vscaps = gst_pad_get_caps (GST_PAD_PEER (xviddec->srcpad)), *new;
gint i, csp;
for (i = 0; i < gst_caps_get_size (vscaps); i++) {
csp = gst_xvid_structure_to_csp (gst_caps_get_structure (vscaps, i),
0, NULL, NULL);
new = gst_xvid_csp_to_caps (csp, xviddec->width, xviddec->height, xviddec->fps);
ret = gst_pad_try_set_caps(xviddec->srcpad, new);
if (ret != GST_PAD_LINK_REFUSED)
return ret;
}
return GST_PAD_LINK_REFUSED;
}
return GST_PAD_LINK_OK;
}
static GstElementStateReturn
gst_xviddec_change_state (GstElement *element)
{
GstXvidDec *xviddec = GST_XVIDDEC (element);
switch (GST_STATE_PENDING (element)) {
case GST_STATE_PAUSED_TO_READY:
if (xviddec->handle) {
gst_xviddec_unset (xviddec);
}
break;
default:
break;
}
if (parent_class->change_state)
return parent_class->change_state (element);
return GST_STATE_SUCCESS;
}

3
ext/xvid/gstxviddec.h
View file

@ -21,7 +21,6 @@
#define __GST_XVIDDEC_H__
#include <gst/gst.h>
#include <xvid.h>
#include "gstxvid.h"
#ifdef __cplusplus
@ -53,7 +52,7 @@ struct _GstXvidDec {
void *handle;
/* video (output) settings */
gint csp, bpp;
gint csp, bpp, stride;
gint width, height;
double fps;
};

318
ext/xvid/gstxvidenc.c
View file

@ -22,15 +22,17 @@
#endif
#include <string.h>
#include "gstxvidenc.h"
#include <gst/video/video.h>
#include <xvid.h>
#include <gst/video/video.h>
#include "gstxvidenc.h"
/* elementfactory information */
GstElementDetails gst_xvidenc_details = {
"Xvid encoder",
"Codec/Video/Encoder",
"Xvid encoder based on xvidencore",
"Xvid encoder based on xvidcore",
"Ronald Bultje <rbultje@ronald.bitfreak.net>",
};
@ -41,7 +43,11 @@ GST_STATIC_PAD_TEMPLATE (
GST_PAD_ALWAYS,
GST_STATIC_CAPS (
GST_VIDEO_YUV_PAD_TEMPLATE_CAPS ("{ I420, YUY2, YV12, YVYU, UYVY }") "; "
GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_24_32 "; "
RGB_24_32_STATIC_CAPS (32, 0x00ff0000, 0x0000ff00, 0x000000ff) "; "
RGB_24_32_STATIC_CAPS (32, 0xff000000, 0x00ff0000, 0x0000ff00) "; "
RGB_24_32_STATIC_CAPS (32, 0x0000ff00, 0x00ff0000, 0xff000000) "; "
RGB_24_32_STATIC_CAPS (32, 0x000000ff, 0x0000ff00, 0x00ff0000) "; "
RGB_24_32_STATIC_CAPS (24, 0x0000ff, 0x00ff00, 0xff0000) "; "
GST_VIDEO_RGB_PAD_TEMPLATE_CAPS_15_16
)
);
@ -68,32 +74,75 @@ enum {
enum {
ARG_0,
ARG_PROFILE,
ARG_BITRATE,
ARG_MAXKEYINTERVAL,
ARG_BUFSIZE
/* FILL ME:
* - ME
* - VOP
* - VOL
* - PAR
* - max b frames
*/
};
static void gst_xvidenc_base_init (gpointer g_class);
static void gst_xvidenc_class_init (GstXvidEncClass *klass);
static void gst_xvidenc_init (GstXvidEnc *xvidenc);
static void gst_xvidenc_chain (GstPad *pad,
GstData *data);
static GstPadLinkReturn gst_xvidenc_link (GstPad *pad,
const GstCaps *vscapslist);
static void gst_xvidenc_base_init (gpointer g_class);
static void gst_xvidenc_class_init (GstXvidEncClass *klass);
static void gst_xvidenc_init (GstXvidEnc *xvidenc);
static void gst_xvidenc_chain (GstPad *pad,
GstData *data);
static GstPadLinkReturn
gst_xvidenc_link (GstPad *pad,
const GstCaps *vscapslist);
/* properties */
static void gst_xvidenc_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gst_xvidenc_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gst_xvidenc_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec);
static void gst_xvidenc_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static GstElementStateReturn
gst_xvidenc_change_state (GstElement *element);
static GstElementClass *parent_class = NULL;
static guint gst_xvidenc_signals[LAST_SIGNAL] = { 0 };
#define GST_TYPE_XVIDENC_PROFILE (gst_xvidenc_profile_get_type ())
static GType
gst_xvidenc_profile_get_type (void)
{
static GType xvidenc_profile_type = 0;
if (!xvidenc_profile_type) {
static const GEnumValue xvidenc_profiles[] = {
{ XVID_PROFILE_S_L0, "S_L0", "Simple profile, L0" },
{ XVID_PROFILE_S_L1, "S_L1", "Simple profile, L1" },
{ XVID_PROFILE_S_L2, "S_L2", "Simple profile, L2" },
{ XVID_PROFILE_S_L3, "S_L3", "Simple profile, L3" },
{ XVID_PROFILE_ARTS_L1, "ARTS_L1", "Advanced real-time simple profile, L1" },
{ XVID_PROFILE_ARTS_L2, "ARTS_L2", "Advanced real-time simple profile, L2" },
{ XVID_PROFILE_ARTS_L3, "ARTS_L3", "Advanced real-time simple profile, L3" },
{ XVID_PROFILE_ARTS_L4, "ARTS_L4", "Advanced real-time simple profile, L4" },
{ XVID_PROFILE_AS_L0, "AS_L0", "Advanced simple profile, L0" },
{ XVID_PROFILE_AS_L1, "AS_L1", "Advanced simple profile, L1" },
{ XVID_PROFILE_AS_L2, "AS_L2", "Advanced simple profile, L2" },
{ XVID_PROFILE_AS_L3, "AS_L3", "Advanced simple profile, L3" },
{ XVID_PROFILE_AS_L4, "AS_L4", "Advanced simple profile, L4" },
{ 0, NULL, NULL },
};
xvidenc_profile_type =
g_enum_register_static ("GstXvidEncProfiles",
xvidenc_profiles);
}
return xvidenc_profile_type;
}
GType
gst_xvidenc_get_type(void)
@ -125,8 +174,10 @@ gst_xvidenc_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 (&sink_template));
gst_element_class_add_pad_template (element_class, gst_static_pad_template_get (&src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
gst_element_class_set_details (element_class, &gst_xvidenc_details);
}
@ -136,30 +187,37 @@ gst_xvidenc_class_init (GstXvidEncClass *klass)
GstElementClass *gstelement_class;
GObjectClass *gobject_class;
gst_xvid_init();
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_BITRATE,
g_param_spec_ulong("bitrate","Bitrate",
"Target video bitrate",
0,G_MAXULONG,0,G_PARAM_READWRITE));
/* encoding profile */
g_object_class_install_property(gobject_class, ARG_PROFILE,
g_param_spec_enum("profile", "Profile", "XviD/MPEG-4 encoding profile",
GST_TYPE_XVIDENC_PROFILE, XVID_PROFILE_S_L0,
G_PARAM_READWRITE));
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MAXKEYINTERVAL,
/* bitrate */
g_object_class_install_property(gobject_class, ARG_BITRATE,
g_param_spec_int("bitrate","Bitrate",
"Target video bitrate (kbps)",
0,G_MAXINT,512,G_PARAM_READWRITE));
/* keyframe interval */
g_object_class_install_property(gobject_class, ARG_MAXKEYINTERVAL,
g_param_spec_int("max_key_interval","Max. Key Interval",
"Maximum number of frames between two keyframes",
0,G_MAXINT,0,G_PARAM_READWRITE));
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_BUFSIZE,
g_object_class_install_property(gobject_class, ARG_BUFSIZE,
g_param_spec_ulong("buffer_size", "Buffer Size",
"Size of the video buffers",
0,G_MAXULONG,0,G_PARAM_READWRITE));
gobject_class->set_property = gst_xvidenc_set_property;
gobject_class->get_property = gst_xvidenc_get_property;
gstelement_class->change_state = gst_xvidenc_change_state;
gst_xvidenc_signals[FRAME_ENCODED] =
g_signal_new ("frame_encoded", G_TYPE_FROM_CLASS(klass),
@ -173,6 +231,8 @@ gst_xvidenc_class_init (GstXvidEncClass *klass)
static void
gst_xvidenc_init (GstXvidEnc *xvidenc)
{
gst_xvid_init();
/* create the sink pad */
xvidenc->sinkpad = gst_pad_new_from_template(
gst_static_pad_template_get (&sink_template),
@ -189,10 +249,12 @@ gst_xvidenc_init (GstXvidEnc *xvidenc)
gst_element_add_pad(GST_ELEMENT(xvidenc), xvidenc->srcpad);
/* bitrate, etc. */
xvidenc->width = xvidenc->height = xvidenc->csp = -1;
xvidenc->bitrate = 512 * 1024;
xvidenc->width = xvidenc->height = xvidenc->csp = xvidenc->stride = -1;
xvidenc->profile = XVID_PROFILE_S_L0;
xvidenc->bitrate = 512;
xvidenc->max_b_frames = 2;
xvidenc->max_key_interval = -1; /* default - 2*fps */
xvidenc->buffer_size = 512 * 1024;
xvidenc->buffer_size = 512;
/* set xvid handle to NULL */
xvidenc->handle = NULL;
@ -202,29 +264,40 @@ gst_xvidenc_init (GstXvidEnc *xvidenc)
static gboolean
gst_xvidenc_setup (GstXvidEnc *xvidenc)
{
XVID_ENC_PARAM xenc;
int ret;
xvid_enc_create_t xenc;
xvid_enc_plugin_t xplugin;
xvid_plugin_single_t xsingle;
gint ret;
/* set up xvid codec parameters - grab docs from
* xvid.org for more info */
memset(&xenc, 0, sizeof(XVID_ENC_PARAM));
/* see xvid.h for the meaning of all this. */
gst_xvid_init_struct (xenc);
xenc.profile = xvidenc->profile;
xenc.width = xvidenc->width;
xenc.height = xvidenc->height;
xenc.fincr = (int)(xvidenc->fps * 1000);
xenc.fbase = 1000;
xenc.rc_bitrate = xvidenc->bitrate;
xenc.rc_reaction_delay_factor = -1;
xenc.rc_averaging_period = -1;
xenc.rc_buffer = -1;
xenc.min_quantizer = 1;
xenc.max_quantizer = 31;
xenc.max_bframes = xvidenc->max_b_frames;
xenc.global = XVID_GLOBAL_PACKED;
xenc.fbase = 1000000;
xenc.fincr = (int)(xenc.fbase / xvidenc->fps);
xenc.max_key_interval = (xvidenc->max_key_interval == -1) ?
(2 * xenc.fincr / xenc.fbase) :
(2 * xenc.fbase / xenc.fincr) :
xvidenc->max_key_interval;
xenc.handle = NULL;
/* CBR bitrate/quant for now */
gst_xvid_init_struct (xsingle);
xsingle.bitrate = xvidenc->bitrate << 10;
xsingle.reaction_delay_factor = -1;
xsingle.averaging_period = -1;
xsingle.buffer = -1;
/* set CBR plugin */
xenc.num_plugins = 1;
xenc.plugins = &xplugin;
xenc.plugins[0].func = xvid_plugin_single;
xenc.plugins[0].param = &xsingle;
if ((ret = xvid_encore(NULL, XVID_ENC_CREATE,
&xenc, NULL)) != XVID_ERR_OK) {
&xenc, NULL)) < 0) {
gst_element_error(GST_ELEMENT(xvidenc),
"Error setting up xvid encoder: %s (%d)",
gst_xvid_error(ret), ret);
@ -242,47 +315,55 @@ gst_xvidenc_chain (GstPad *pad,
GstData *_data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstXvidEnc *xvidenc;
GstXvidEnc *xvidenc = GST_XVIDENC(GST_OBJECT_PARENT(pad));
GstBuffer *outbuf;
XVID_ENC_FRAME xframe;
int ret;
xvid_enc_frame_t xframe;
xvid_enc_stats_t xstats;
gint ret;
g_return_if_fail(pad != NULL);
g_return_if_fail(GST_IS_PAD(pad));
g_return_if_fail(buf != NULL);
xvidenc = GST_XVIDENC(GST_OBJECT_PARENT(pad));
outbuf = gst_buffer_new_and_alloc(xvidenc->buffer_size);
outbuf = gst_buffer_new_and_alloc(xvidenc->buffer_size << 10);
GST_BUFFER_TIMESTAMP(outbuf) = GST_BUFFER_TIMESTAMP(buf);
GST_BUFFER_DURATION(outbuf) = GST_BUFFER_DURATION(buf);
/* encode and so ... */
xframe.image = GST_BUFFER_DATA(buf);
gst_xvid_init_struct (xframe);
xframe.vol_flags = XVID_VOL_MPEGQUANT |
XVID_VOL_GMC;
xframe.par = XVID_PAR_11_VGA;
xframe.vop_flags = XVID_VOP_TRELLISQUANT;
xframe.motion = 0;
xframe.input.csp = xvidenc->csp;
if (xvidenc->width == xvidenc->stride) {
xframe.input.plane[0] = GST_BUFFER_DATA(buf);
xframe.input.plane[1] = xframe.input.plane[0] + (xvidenc->width * xvidenc->height);
xframe.input.plane[2] = xframe.input.plane[1] + (xvidenc->width * xvidenc->height / 4);
xframe.input.stride[0] = xvidenc->width;
xframe.input.stride[1] = xvidenc->width / 2;
xframe.input.stride[2] = xvidenc->width / 2;
} else {
xframe.input.plane[0] = GST_BUFFER_DATA(buf);
xframe.input.stride[0] = xvidenc->stride;
}
xframe.type = XVID_TYPE_AUTO;
xframe.bitstream = (void *) GST_BUFFER_DATA(outbuf);
xframe.length = GST_BUFFER_MAXSIZE(outbuf);
xframe.intra = -1;
xframe.quant = 0;
xframe.colorspace = xvidenc->csp;
xframe.general = XVID_H263QUANT |
XVID_INTER4V |
XVID_HALFPEL;
xframe.motion = PMV_EARLYSTOP16 |
PMV_HALFPELREFINE16 |
PMV_EXTSEARCH16 |
PMV_EARLYSTOP8 |
PMV_HALFPELREFINE8;
gst_xvid_init_struct (xstats);
if ((ret = xvid_encore(xvidenc->handle, XVID_ENC_ENCODE,
&xframe, NULL)) != XVID_ERR_OK) {
&xframe, &xstats)) < 0) {
gst_element_error(GST_ELEMENT(xvidenc),
"Error encoding xvid frame: %s (%d)",
gst_xvid_error(ret), ret);
gst_buffer_unref(buf);
gst_buffer_unref(outbuf);
return;
}
GST_BUFFER_SIZE(outbuf) = xframe.length;
if (xframe.intra)
GST_BUFFER_SIZE(outbuf) = xstats.length;
if (xframe.out_flags & XVID_KEYFRAME)
GST_BUFFER_FLAG_SET(outbuf, GST_BUFFER_KEY_UNIT);
/* go out, multiply! */
@ -302,10 +383,10 @@ gst_xvidenc_link (GstPad *pad,
{
GstXvidEnc *xvidenc;
GstStructure *structure;
gint w,h,d;
const gchar *mime;
gint w, h;
double fps;
guint32 fourcc;
gint xvid_cs = -1;
gint xvid_cs = -1, stride = -1;
xvidenc = GST_XVIDENC(gst_pad_get_parent (pad));
@ -321,68 +402,27 @@ gst_xvidenc_link (GstPad *pad,
gst_structure_get_int (structure, "width", &w);
gst_structure_get_int (structure, "height", &h);
gst_structure_get_double (structure, "framerate", &fps);
if (gst_structure_has_field_typed (structure, "format", GST_TYPE_FOURCC))
gst_structure_get_fourcc (structure, "format", &fourcc);
else
fourcc = GST_MAKE_FOURCC('R','G','B',' ');
switch (fourcc)
{
case GST_MAKE_FOURCC('I','4','2','0'):
case GST_MAKE_FOURCC('I','Y','U','V'):
xvid_cs = XVID_CSP_I420;
break;
case GST_MAKE_FOURCC('Y','U','Y','2'):
xvid_cs = XVID_CSP_YUY2;
break;
case GST_MAKE_FOURCC('Y','V','1','2'):
xvid_cs = XVID_CSP_YV12;
break;
case GST_MAKE_FOURCC('U','Y','V','Y'):
xvid_cs = XVID_CSP_UYVY;
break;
case GST_MAKE_FOURCC('Y','V','Y','U'):
xvid_cs = XVID_CSP_YVYU;
break;
case GST_MAKE_FOURCC('R','G','B',' '):
gst_structure_get_int(structure, "depth", &d);
switch (d) {
case 15:
xvid_cs = XVID_CSP_RGB555;
break;
case 16:
xvid_cs = XVID_CSP_RGB565;
break;
case 24:
xvid_cs = XVID_CSP_RGB24;
break;
case 32:
xvid_cs = XVID_CSP_RGB32;
break;
}
break;
}
mime = gst_structure_get_name (structure);
xvid_cs = gst_xvid_structure_to_csp (structure, w, &stride, NULL);
g_return_val_if_fail (xvid_cs != -1, GST_PAD_LINK_REFUSED);
xvidenc->csp = xvid_cs;
xvidenc->width = w;
xvidenc->height = h;
xvidenc->stride = stride;
xvidenc->fps = fps;
if (gst_xvidenc_setup(xvidenc)) {
GstPadLinkReturn ret;
GstCaps *new_caps;
new_caps = gst_caps_new_simple(
"video/x-xvid",
"width", G_TYPE_INT, w,
"height", G_TYPE_INT, h,
"framerate", G_TYPE_DOUBLE, fps);
new_caps = gst_caps_new_simple("video/x-xvid",
"width", G_TYPE_INT, w,
"height", G_TYPE_INT, h,
"framerate", G_TYPE_DOUBLE, fps, NULL);
ret = gst_pad_try_set_caps(xvidenc->srcpad, new_caps);
if (ret <= 0) {
if (GST_PAD_LINK_FAILED (ret)) {
if (xvidenc->handle) {
xvid_encore(xvidenc->handle, XVID_ENC_DESTROY, NULL, NULL);
xvidenc->handle = NULL;
@ -411,11 +451,14 @@ gst_xvidenc_set_property (GObject *object,
switch (prop_id)
{
case ARG_PROFILE:
xvidenc->profile = g_value_get_enum(value);
break;
case ARG_BITRATE:
xvidenc->bitrate = g_value_get_ulong(value);
xvidenc->bitrate = g_value_get_int(value);
break;
case ARG_BUFSIZE:
xvidenc->buffer_size = g_value_get_ulong(value);
xvidenc->buffer_size = g_value_get_int(value);
break;
case ARG_MAXKEYINTERVAL:
xvidenc->max_key_interval = g_value_get_int(value);
@ -440,11 +483,14 @@ gst_xvidenc_get_property (GObject *object,
xvidenc = GST_XVIDENC(object);
switch (prop_id) {
case ARG_PROFILE:
g_value_set_enum(value, xvidenc->profile);
break;
case ARG_BITRATE:
g_value_set_ulong(value, xvidenc->bitrate);
g_value_set_int(value, xvidenc->bitrate);
break;
case ARG_BUFSIZE:
g_value_set_ulong(value, xvidenc->buffer_size);
g_value_set_int(value, xvidenc->buffer_size);
break;
case ARG_MAXKEYINTERVAL:
g_value_set_int(value, xvidenc->max_key_interval);
@ -454,3 +500,25 @@ gst_xvidenc_get_property (GObject *object,
break;
}
}
static GstElementStateReturn
gst_xvidenc_change_state (GstElement *element)
{
GstXvidEnc *xvidenc = GST_XVIDENC (element);
switch (GST_STATE_PENDING (element)) {
case GST_STATE_PAUSED_TO_READY:
if (xvidenc->handle) {
xvid_encore(xvidenc->handle, XVID_ENC_DESTROY, NULL, NULL);
xvidenc->handle = NULL;
}
break;
default:
break;
}
if (parent_class->change_state)
return parent_class->change_state (element);
return GST_STATE_SUCCESS;
}

16
ext/xvid/gstxvidenc.h
View file

@ -48,11 +48,15 @@ struct _GstXvidEnc {
/* pads */
GstPad *sinkpad, *srcpad;
/* quality of encoded JPEG image */
gulong bitrate;
/* encoding profile */
gint profile;
/* size of the JPEG buffers */
gulong buffer_size;
/* quality of encoded image */
gint bitrate;
gint buffer_size;
/* max number of B frames between I/P */
gint max_b_frames;
/* max key interval */
gint max_key_interval;
@ -60,8 +64,8 @@ struct _GstXvidEnc {
/* xvid handle */
void *handle;
gint csp;
gint width, height;
double fps;
gint width, height, stride;
gdouble fps;
};
struct _GstXvidEncClass {