gstreamer/sys/pvr2d/gstpvr.c

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/*
* GStreamer
* Copyright (c) 2010, Texas Instruments Incorporated
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation
* version 2.1 of the License.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "gstpvr.h"
#include "gstpvrvideosink.h"
GST_DEBUG_CATEGORY (gst_debug_pvrvideosink);
static gboolean
plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gst_debug_pvrvideosink, "pvrvideosink", 0,
"pvrvideosink");
return gst_element_register (plugin, "pvrvideosink", GST_RANK_PRIMARY,
GST_TYPE_PVRVIDEOSINK);
}
void *
gst_ducati_alloc_1d (gint sz)
{
MemAllocBlock block = {
.pixelFormat = PIXEL_FMT_PAGE,
.dim.len = sz,
};
return MemMgr_Alloc (&block, 1);
}
void *
gst_ducati_alloc_2d (gint width, gint height, guint * sz)
{
MemAllocBlock block[] = { {
.pixelFormat = PIXEL_FMT_8BIT,
.dim = {.area = {
.width = width,
.height = ALIGN2 (height, 1),
}},
.stride = 4096}, {
.pixelFormat = PIXEL_FMT_16BIT,
.dim = {.area = {
.width = width,
.height = ALIGN2 (height, 1) / 2,
}},
.stride = 4096}
};
if (sz) {
*sz = (4096 * ALIGN2 (height, 1) * 3) / 2;
}
return MemMgr_Alloc (block, 2);
}
static struct
{
PVR2DERROR code;
const gchar *errstring;
} pvr2derrorcodestring[] = {
{
PVR2D_OK, "OK (0)"}, {
PVR2DERROR_INVALID_PARAMETER, "Invalid Parameter (-1)"}, {
PVR2DERROR_DEVICE_UNAVAILABLE, "Device Unavailable (-2)"}, {
PVR2DERROR_INVALID_CONTEXT, "Invalid Context (-3)"}, {
PVR2DERROR_MEMORY_UNAVAILABLE, "Memory Unavailable (-4)"}, {
PVR2DERROR_DEVICE_NOT_PRESENT, "Device not present (-5)"}, {
PVR2DERROR_IOCTL_ERROR, "ioctl Error (-6)"}, {
PVR2DERROR_GENERIC_ERROR, "Generic Error (-7)"}, {
PVR2DERROR_BLT_NOTCOMPLETE, "blt not complete (-8)"}, {
PVR2DERROR_HW_FEATURE_NOT_SUPPORTED, "Hardware feature not supported (-9)"}, {
PVR2DERROR_NOT_YET_IMPLEMENTED, "Not yet implemented (-10)"}, {
PVR2DERROR_MAPPING_FAILED, "Mapping failed (-11)"}
};
const gchar *
gst_pvr2d_error_get_string (PVR2DERROR code)
{
if (code <= PVR2D_OK && code >= PVR2DERROR_MAPPING_FAILED)
return pvr2derrorcodestring[PVR2D_OK - code].errstring;
return "Uknown Error";
}
/* PACKAGE: this is usually set by autotools depending on some _INIT macro
* in configure.ac and then written into and defined in config.h, but we can
* just set it ourselves here in case someone doesn't use autotools to
* compile this code. GST_PLUGIN_DEFINE needs PACKAGE to be defined.
*/
#ifndef PACKAGE
# define PACKAGE "ducati"
#endif
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
pvr,
"Pvr2d based plugin",
plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")