mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-03 16:09:39 +00:00
0475cf2613
Original commit message from CVS: 2003-12-23 Ronald Bultje <rbultje@ronald.bitfreak.net> * ext/divx/gstdivxdec.c: (gst_divxdec_base_init), (gst_divxdec_init), (gst_divxdec_negotiate): * ext/divx/gstdivxdec.h: * ext/divx/gstdivxenc.c: (gst_divxenc_base_init), (gst_divxenc_init): * ext/faac/gstfaac.c: (gst_faac_base_init), (gst_faac_init), (gst_faac_sinkconnect), (gst_faac_srcconnect): * ext/mpeg2enc/gstmpeg2enc.cc: * ext/mpeg2enc/gstmpeg2encoder.cc: * ext/mpeg2enc/gstmpeg2encpicturereader.cc: * sys/dxr3/dxr3audiosink.c: (dxr3audiosink_base_init), (dxr3audiosink_init), (dxr3audiosink_pcm_sinklink): * sys/dxr3/dxr3spusink.c: (dxr3spusink_base_init), (dxr3spusink_init): * sys/dxr3/dxr3videosink.c: (dxr3videosink_base_init), (dxr3videosink_init): Fix caps breakage after Dave's caps branch merge.
473 lines
13 KiB
C
473 lines
13 KiB
C
/* 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",
|
|
"Divx decoder based on divxdecore",
|
|
"Ronald Bultje <rbultje@ronald.bitfreak.net>"
|
|
};
|
|
|
|
static GstStaticPadTemplate sink_template =
|
|
GST_STATIC_PAD_TEMPLATE (
|
|
"sink",
|
|
GST_PAD_SINK,
|
|
GST_PAD_ALWAYS,
|
|
GST_STATIC_CAPS (
|
|
"video/x-divx, "
|
|
"divxversion = (int) [ 3, 5 ], "
|
|
"width = (int) [ 16, 4096 ], "
|
|
"height = (int) [ 16, 4096 ], "
|
|
"framerate = (double) [ 0, MAX ]"
|
|
)
|
|
);
|
|
|
|
static GstStaticPadTemplate src_template =
|
|
GST_STATIC_PAD_TEMPLATE (
|
|
"src",
|
|
GST_PAD_SRC,
|
|
GST_PAD_ALWAYS,
|
|
GST_STATIC_CAPS (
|
|
GST_VIDEO_YUV_PAD_TEMPLATE_CAPS ("{ I420, YUY2, YV12, UYVY }")
|
|
/* FIXME: 15/16/24/32bpp RGB */
|
|
)
|
|
);
|
|
|
|
|
|
/* DivxDec signals and args */
|
|
enum {
|
|
/* FILL ME */
|
|
LAST_SIGNAL
|
|
};
|
|
|
|
enum {
|
|
ARG_0
|
|
/* FILL ME */
|
|
};
|
|
|
|
|
|
static void gst_divxdec_base_init (GstDivxDecClass *klass);
|
|
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,
|
|
GstData *data);
|
|
static GstPadLinkReturn gst_divxdec_connect (GstPad *pad,
|
|
const GstCaps *vscapslist);
|
|
static GstPadLinkReturn gst_divxdec_negotiate (GstDivxDec *divxdec);
|
|
|
|
static GstElementClass *parent_class = NULL;
|
|
/* static guint gst_divxdec_signals[LAST_SIGNAL] = { 0 }; */
|
|
|
|
|
|
static gchar *
|
|
gst_divxdec_error (int errorcode)
|
|
{
|
|
gchar *error;
|
|
|
|
switch (errorcode) {
|
|
case DEC_OK:
|
|
error = "No error";
|
|
break;
|
|
case DEC_MEMORY:
|
|
error = "Invalid memory";
|
|
break;
|
|
case DEC_BAD_FORMAT:
|
|
error = "Invalid format";
|
|
break;
|
|
case DEC_INVALID_ARGUMENT:
|
|
error = "Invalid argument";
|
|
break;
|
|
case DEC_NOT_IMPLEMENTED:
|
|
error = "Not implemented";
|
|
break;
|
|
default:
|
|
error = "Unknown error";
|
|
break;
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
GType
|
|
gst_divxdec_get_type(void)
|
|
{
|
|
static GType divxdec_type = 0;
|
|
|
|
if (!divxdec_type)
|
|
{
|
|
static const GTypeInfo divxdec_info = {
|
|
sizeof(GstDivxDecClass),
|
|
(GBaseInitFunc) gst_divxdec_base_init,
|
|
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_base_init (GstDivxDecClass *klass)
|
|
{
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
|
|
|
|
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_divxdec_details);
|
|
}
|
|
|
|
|
|
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_static_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_static_pad_template_get (&src_template),
|
|
"src");
|
|
gst_element_add_pad(GST_ELEMENT(divxdec), divxdec->srcpad);
|
|
|
|
/* bitrate, etc. */
|
|
divxdec->width = divxdec->height = divxdec->csp = divxdec->bitcnt = -1;
|
|
|
|
/* set divx handle to NULL */
|
|
divxdec->handle = NULL;
|
|
}
|
|
|
|
|
|
static void
|
|
gst_divxdec_unset (GstDivxDec *divxdec)
|
|
{
|
|
if (divxdec->handle) {
|
|
/* unref this instance */
|
|
decore(divxdec->handle, DEC_OPT_RELEASE, NULL, NULL);
|
|
divxdec->handle = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
static gboolean
|
|
gst_divxdec_setup (GstDivxDec *divxdec)
|
|
{
|
|
void *handle;
|
|
DEC_INIT xinit;
|
|
DivXBitmapInfoHeader output;
|
|
int ret;
|
|
|
|
/* initialize the handle */
|
|
memset(&xinit, 0, sizeof(DEC_INIT));
|
|
xinit.smooth_playback = 0;
|
|
xinit.codec_version = 500;
|
|
if ((ret = decore(&handle, DEC_OPT_INIT, &xinit, NULL)) != 0) {
|
|
gst_element_error(GST_ELEMENT(divxdec),
|
|
"Error initializing divx decoding library: %s (%d)",
|
|
gst_divxdec_error(ret), ret);
|
|
return FALSE;
|
|
}
|
|
|
|
/* we've got a handle now */
|
|
divxdec->handle = handle;
|
|
|
|
/* initialise parameters, see divx documentation */
|
|
memset(&output, 0, sizeof(DivXBitmapInfoHeader));
|
|
output.biSize = sizeof(DivXBitmapInfoHeader);
|
|
output.biWidth = divxdec->width;
|
|
output.biHeight = divxdec->height;
|
|
output.biBitCount = divxdec->bitcnt;
|
|
output.biCompression = divxdec->csp;
|
|
|
|
if ((ret = decore(divxdec->handle, DEC_OPT_SETOUT,
|
|
&output, NULL)) != 0) {
|
|
gst_element_error(GST_ELEMENT(divxdec),
|
|
"Error setting output format: %s (%d)",
|
|
gst_divxdec_error(ret), ret);
|
|
gst_divxdec_unset(divxdec);
|
|
return FALSE;
|
|
}
|
|
|
|
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,
|
|
GstData *_data)
|
|
{
|
|
GstBuffer *buf = GST_BUFFER (_data);
|
|
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) {
|
|
if (gst_divxdec_negotiate(divxdec) <= 0) {
|
|
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 = 0;
|
|
xframe.render_flag = 1;
|
|
|
|
if ((ret = decore(divxdec->handle, DEC_OPT_FRAME,
|
|
&xframe, NULL))) {
|
|
gst_element_error(GST_ELEMENT(divxdec),
|
|
"Error decoding divx frame: %s (%d)",
|
|
gst_divxdec_error(ret), ret);
|
|
gst_buffer_unref(buf);
|
|
return;
|
|
}
|
|
|
|
gst_pad_push(divxdec->srcpad, GST_DATA (outbuf));
|
|
gst_buffer_unref(buf);
|
|
}
|
|
|
|
|
|
static GstPadLinkReturn
|
|
gst_divxdec_negotiate (GstDivxDec *divxdec)
|
|
{
|
|
GstPadLinkReturn ret;
|
|
GstCaps *caps;
|
|
struct {
|
|
guint32 fourcc;
|
|
gint depth, bpp;
|
|
guint32 csp;
|
|
gint bitcnt;
|
|
} fmt_list[] = {
|
|
{ GST_MAKE_FOURCC('Y','U','Y','2'), 16, 16,
|
|
GST_MAKE_FOURCC('Y','U','Y','2'), 0 },
|
|
{ GST_MAKE_FOURCC('U','Y','V','Y'), 16, 16,
|
|
GST_MAKE_FOURCC('U','Y','V','Y'), 0 },
|
|
{ GST_MAKE_FOURCC('I','4','2','0'), 12, 12,
|
|
GST_MAKE_FOURCC('I','4','2','0'), 0 },
|
|
{ GST_MAKE_FOURCC('Y','V','1','2'), 12, 12,
|
|
GST_MAKE_FOURCC('Y','V','1','2'), 0 },
|
|
#if 0
|
|
/* FIXME: someone fix RGB here please */
|
|
{ GST_MAKE_FOURCC('R','G','B',' '), 32, 32,
|
|
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
|
|
GST_MAKE_FOURCC('A','B','G','R'), 32 },
|
|
#else
|
|
0, 32 },
|
|
#endif
|
|
{ GST_MAKE_FOURCC('R','G','B',' '), 24, 24,
|
|
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
|
|
GST_MAKE_FOURCC('A','B','G','R'), 24 },
|
|
#else
|
|
0, 24 },
|
|
#endif
|
|
{ GST_MAKE_FOURCC('R','G','B',' '), 16, 16,
|
|
3, 16 },
|
|
{ GST_MAKE_FOURCC('R','G','B',' '), 15, 16,
|
|
0, 16 },
|
|
#endif
|
|
{ 0, 0, 0, 0, 0 }
|
|
};
|
|
gint i;
|
|
|
|
for (i = 0; fmt_list[i].fourcc != 0; i++) {
|
|
divxdec->csp = fmt_list[i].csp;
|
|
|
|
#if 0
|
|
/* 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 = 0xf800; g_mask = 0x07e0; b_mask = 0x001f;
|
|
break;
|
|
case 24:
|
|
endianness = G_BIG_ENDIAN;
|
|
r_mask = R_MASK_24; g_mask = G_MASK_24; b_mask = B_MASK_24;
|
|
break;
|
|
case 32:
|
|
endianness = G_BIG_ENDIAN;
|
|
r_mask = R_MASK_32; g_mask = G_MASK_32; b_mask = B_MASK_32;
|
|
break;
|
|
}
|
|
caps = GST_CAPS_NEW("divxdec_src_pad_rgb",
|
|
"video/x-raw-rgb",
|
|
"width", GST_PROPS_INT(divxdec->width),
|
|
"height", GST_PROPS_INT(divxdec->height),
|
|
"framerate", GST_PROPS_FLOAT(divxdec->fps),
|
|
"depth", GST_PROPS_INT(fmt_list[i].depth),
|
|
"bpp", GST_PROPS_INT(fmt_list[i].bpp),
|
|
"endianness", GST_PROPS_INT(endianness),
|
|
"red_mask", GST_PROPS_INT(r_mask),
|
|
"green_mask", GST_PROPS_INT(g_mask),
|
|
"blue_mask", GST_PROPS_INT(b_mask));
|
|
} else {
|
|
#endif
|
|
caps = gst_caps_new_simple ("video/x-raw-yuv",
|
|
"width", G_TYPE_INT, divxdec->width,
|
|
"height", G_TYPE_INT, divxdec->height,
|
|
"framerate", G_TYPE_DOUBLE, divxdec->fps,
|
|
"format", GST_TYPE_FOURCC, fmt_list[i].fourcc,
|
|
NULL);
|
|
/*}*/
|
|
|
|
if ((ret = gst_pad_try_set_caps(divxdec->srcpad, caps)) > 0) {
|
|
divxdec->csp = fmt_list[i].csp;
|
|
divxdec->bpp = fmt_list[i].bpp;
|
|
divxdec->bitcnt = fmt_list[i].bitcnt;
|
|
if (gst_divxdec_setup(divxdec))
|
|
return GST_PAD_LINK_OK;
|
|
} else if (ret == GST_PAD_LINK_DELAYED) {
|
|
return ret; /* trying more is useless */
|
|
}
|
|
}
|
|
|
|
/* if we got here - it's not good */
|
|
return GST_PAD_LINK_REFUSED;
|
|
}
|
|
|
|
|
|
static GstPadLinkReturn
|
|
gst_divxdec_connect (GstPad *pad,
|
|
const GstCaps *caps)
|
|
{
|
|
GstDivxDec *divxdec;
|
|
GstStructure *structure = gst_caps_get_structure (caps, 0);
|
|
|
|
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(caps))
|
|
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_structure_get_int(structure, "width", &divxdec->width);
|
|
gst_structure_get_int(structure, "height", &divxdec->height);
|
|
gst_structure_get_double(structure, "framerate", &divxdec->fps);
|
|
|
|
return gst_divxdec_negotiate(divxdec);
|
|
}
|
|
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin *plugin)
|
|
{
|
|
int lib_version;
|
|
|
|
lib_version = decore(NULL, DEC_OPT_VERSION, 0, 0);
|
|
if (lib_version != DECORE_VERSION) {
|
|
g_warning("Version mismatch! This plugin was compiled for "
|
|
"DivX version %d, while your library has version %d!",
|
|
DECORE_VERSION, lib_version);
|
|
return FALSE;
|
|
}
|
|
|
|
/* create an elementfactory for the v4lmjpegsrcparse element */
|
|
return gst_element_register(plugin, "divxdec",
|
|
GST_RANK_PRIMARY, GST_TYPE_DIVXDEC);
|
|
}
|
|
|
|
|
|
GST_PLUGIN_DEFINE (
|
|
GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
"divxdec",
|
|
"DivX decoder",
|
|
plugin_init,
|
|
"5.03",
|
|
GST_LICENSE_UNKNOWN,
|
|
"divx4linux",
|
|
"http://www.divx.com/"
|
|
)
|