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some s/KHz/Hz/ fixes in osssrc consistency-with-the-rest-of-gst adjustments

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Original commit message from CVS:
* some s/KHz/Hz/ fixes in osssrc
* added dxr3 plugin from rehan khwaja <rehankhwaja@yahoo.com>, with some
consistency-with-the-rest-of-gst adjustments
This commit is contained in:
Andy Wingo 2002-03-29 00:23:16 +00:00
parent 625a9e6eb1
commit cb99f1dab1
6 changed files with 530 additions and 2 deletions
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7
configure.ac
View file

@ -190,6 +190,12 @@ dnl ============================= sys plugins ================================
dnl ==========================================================================
dnl *** DXR3 card ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DXR3, true)
GST_CHECK_FEATURE(DXR3, [DXR3 hardware mpeg video decoder], dxr3videosink, [
AC_CHECK_HEADER(linux/em8000.h, HAVE_DXR3="yes", HAVE_DXR3="no")
])
dnl *** OSS audio ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OSS, true)
GST_CHECK_FEATURE(OSS, [OSS audio], osssrc osssink, [
@ -762,6 +768,7 @@ gst/vumeter/Makefile
gst/wavparse/Makefile
gst/y4m/Makefile
sys/Makefile
sys/dxr3/Makefile
sys/oss/Makefile
sys/qcam/Makefile
sys/v4l/Makefile

10
sys/Makefile.am
View file

@ -1,3 +1,9 @@
if USE_DXR3
DXR3_DIR=dxr3
else
DXR3_DIR=
endif
if USE_OSS
OSS_DIR=oss
else
@ -34,8 +40,8 @@ else
XVIDEO_DIR=
endif
SUBDIRS=$(OSS_DIR) $(QCAM_DIR) $(V4L_DIR) $(VCD_DIR) \
SUBDIRS=$(OSS_DIR) $(DXR3_DIR) $(QCAM_DIR) $(V4L_DIR) $(VCD_DIR) \
$(VGA_DIR) $(XVIDEO_DIR)
DIST_SUBDIRS=oss qcam v4l vcd vga xvideo videosink
DIST_SUBDIRS=oss dxr3 qcam v4l vcd vga xvideo videosink

11
sys/dxr3/Makefile.am Normal file
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@ -0,0 +1,11 @@
plugindir = $(libdir)/gst
plugin_LTLIBRARIES = libgstdxr3.la
libgstdxr3_la_SOURCES = gstdxr3videosink.c gstdxr3.c
libgstdxr3_la_CFLAGS = $(GST_CFLAGS)
libgstdxr3_la_LIBADD =
libgstdxr3_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstdxr3videosink.h

37
sys/dxr3/gstdxr3.c Normal file
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@ -0,0 +1,37 @@
#include "gstdxr3video.h"
static GstElementDetails dxr3_video_sink_details = {
"dxr3/Hollywood+ mpeg decoder board plugin",
"video/mpeg",
"Outputs PAL/NTSC video via the dxr3/Hollywood+ mpeg decoder board",
VERSION,
"Rehan Khwaja <rehankhwaja@yahoo.com>",
"(C) 2002",
};
static gboolean
plugin_init (GModule *module, GstPlugin *plugin)
{
GstElementFactory *video_factory;
video_factory = gst_elementfactory_new("dxr3videosink", GST_TYPE_DXR3_VIDEO_SINK, &dxr3_video_sink_details);
g_return_val_if_fail(video_factory != NULL, FALSE);
gst_elementfactory_add_padtemplate (video_factory, GST_PADTEMPLATE_GET (dxr3_video_sink_factory));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (video_factory));
return TRUE;
}
GstPluginDesc plugin_desc = {
GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"dxr3",
plugin_init
};

382
sys/dxr3/gstdxr3videosink.c Normal file
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@ -0,0 +1,382 @@
/* GStreamer DXR3 Hardware MPEG video decoder plugin
* Copyright (C) <2002> Rehan Khwaja <rehankhwaja@yahoo.com>
*
* 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.
*/
#include <string.h>
#include <fcntl.h>
#include "gstdxr3videosink.h"
#include <sys/ioctl.h>
#include <linux/em8300.h>
enum {
ARG_0,
ARG_TV_MODE,
ARG_DEVICE,
ARG_ASPECT_RATIO
/* TODO -
* DIGITAL/ANALOG AUDIO OUT
* OVERLAY MODE
* SET BCS?? what's that?
* OVERLAY ATTRIBUTES - where on the screen to put image
* OVERLAY WINDOW - as above
* OVERLAY KEYCOLOR
* OVERLAY SIGNAL MODE
* PLAYMODE - pausing, playing, slow forward etc
*/
};
static void gst_dxr3_video_sink_class_init (GstDxr3VideoSinkClass *klass);
static void gst_dxr3_video_sink_init (GstDxr3VideoSink *example);
static void gst_dxr3_video_sink_chain (GstPad *pad, GstBuffer *buf);
static void gst_dxr3_video_sink_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec);
static void gst_dxr3_video_sink_get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec);
static gboolean gst_dxr3_video_sink_handle_event (GstPad *pad, GstEvent *event);
static void gst_dxr3_video_sink_set_clock (GstElement *element, GstClock *clock);
static GstElementClass *parent_class = NULL;
#define GST_TYPE_DXR3_VIDEO_SINK_ASPECT_RATIOS (gst_dxr3_video_sink_aspect_ratios_get_type())
static GType
gst_dxr3_video_sink_aspect_ratios_get_type(void) {
static GType dxr3_video_sink_aspect_ratio_type = 0;
static GEnumValue dxr3_video_sink_aspect_ratios[] = {
{0, "0", "4:3"},
{1, "1", "16:9"},
{0, NULL, NULL},
};
if (!dxr3_video_sink_aspect_ratio_type) {
dxr3_video_sink_aspect_ratio_type = g_enum_register_static("GstDxr3VideoSinkAspectRatios", dxr3_video_sink_aspect_ratios);
}
return dxr3_video_sink_aspect_ratio_type;
}
#define GST_TYPE_DXR3_VIDEO_SINK_TV_MODES (gst_dxr3_video_sink_tv_modes_get_type())
static GType
gst_dxr3_video_sink_tv_modes_get_type(void) {
static GType dxr3_video_sink_tv_mode_type = 0;
static GEnumValue dxr3_video_sink_tv_modes[] = {
{0, "0", "NTSC"},
{1, "1", "PAL"},
{0, NULL, NULL},
};
if (!dxr3_video_sink_tv_mode_type) {
dxr3_video_sink_tv_mode_type = g_enum_register_static("GstDxr3VideoSinkTvModes", dxr3_video_sink_tv_modes);
}
return dxr3_video_sink_tv_mode_type;
}
static void
gst_dxr3_video_sink_set_clock(GstElement *element, GstClock *clock)
{
GstDxr3VideoSink *dxr3_video_sink;
dxr3_video_sink = GST_DXR3_VIDEO_SINK(element);
dxr3_video_sink->clock = clock;
}
GType
gst_dxr3_video_sink_get_type(void)
{
static GType dxr3_video_sink_type = 0;
if (!dxr3_video_sink_type) {
static const GTypeInfo dxr3_video_sink_info = {
sizeof(GstDxr3VideoSinkClass), NULL,
NULL,
(GClassInitFunc)gst_dxr3_video_sink_class_init,
NULL,
NULL,
sizeof(GstDxr3VideoSink),
0,
(GInstanceInitFunc)gst_dxr3_video_sink_init,
};
dxr3_video_sink_type = g_type_register_static(GST_TYPE_ELEMENT, "GstDxr3VideoSink", &dxr3_video_sink_info, 0);
}
return dxr3_video_sink_type;
}
static gchar *
gst_dxr3_video_sink_get_control_device(GstDxr3VideoSink *dxr3_video_sink)
{
return g_strdup_printf("/dev/em8300-%d", dxr3_video_sink->device_number);
}
static gchar *
gst_dxr3_video_sink_get_video_device(GstDxr3VideoSink *dxr3_video_sink)
{
return g_strdup_printf("/dev/em8300_mv-%d", dxr3_video_sink->device_number);
}
static void
gst_dxr3_video_sink_class_init (GstDxr3VideoSinkClass *klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
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_TV_MODE,
g_param_spec_enum("tv-mode","tv-mode","sets NTSC/PAL output format",
GST_TYPE_DXR3_VIDEO_SINK_TV_MODES, 0, G_PARAM_READWRITE));
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_DEVICE,
g_param_spec_int("device","device","sets/returns board number",
0,3,0,G_PARAM_READWRITE));
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_ASPECT_RATIO,
g_param_spec_enum("aspect-ratio", "aspect-ratio", "sets/returns aspect ratio",
GST_TYPE_DXR3_VIDEO_SINK_ASPECT_RATIOS, 0, G_PARAM_READWRITE));
gobject_class->set_property = gst_dxr3_video_sink_set_property;
gobject_class->get_property = gst_dxr3_video_sink_get_property;
}
static void
gst_dxr3_video_sink_open_device(GstDxr3VideoSink *dxr3_video_sink)
{
gchar *video_device_path;
video_device_path = gst_dxr3_video_sink_get_video_device(dxr3_video_sink);
if (dxr3_video_sink->device){
fclose(dxr3_video_sink->device);
}
/* this is what disksink uses */
dxr3_video_sink->device = fopen(video_device_path, "w");
g_free(video_device_path);
}
static void
gst_dxr3_video_sink_init(GstDxr3VideoSink *dxr3_video_sink)
{
dxr3_video_sink->sinkpad = gst_pad_new_from_template (
GST_PADTEMPLATE_GET (dxr3_video_sink_factory), "video_sink");
gst_pad_set_chain_function(dxr3_video_sink->sinkpad, gst_dxr3_video_sink_chain);
gst_element_add_pad(GST_ELEMENT(dxr3_video_sink),dxr3_video_sink->sinkpad);
dxr3_video_sink->device_number = 0;
dxr3_video_sink->device = 0;
/* FIXME - should only have device open when necessary
* which probably requires handling events?
* also, when is this device closed?
*/
gst_dxr3_video_sink_open_device(dxr3_video_sink);
GST_FLAG_SET (GST_ELEMENT(dxr3_video_sink), GST_ELEMENT_EVENT_AWARE);
gst_pad_set_event_function(dxr3_video_sink->sinkpad, gst_dxr3_video_sink_handle_event);
dxr3_video_sink->clock = NULL;
GST_ELEMENT(dxr3_video_sink)->setclockfunc = gst_dxr3_video_sink_set_clock;
}
static gboolean
gst_dxr3_video_sink_handle_event(GstPad *pad, GstEvent *event)
{
GstEventType type;
type = event ? GST_EVENT_TYPE (event) : GST_EVENT_UNKNOWN;
switch (type) {
case GST_EVENT_SEEK:
g_print("seek event\n\n");
break;
case GST_EVENT_NEW_MEDIA:
g_print("new media event\n\n");
break;
case GST_EVENT_FLUSH:
g_print("flush event\n\n");
break;
default:
g_print("event\n\n");
gst_pad_event_default (pad, event);
break;
}
return TRUE;
}
static void
gst_dxr3_video_sink_chain (GstPad *pad, GstBuffer *buf)
{
GstDxr3VideoSink *dxr3_video_sink;
long pts;
/* Some of these checks are of dubious value, since if there were not
* already true, the chain function would never be called.
*/
g_return_if_fail(pad != NULL);
g_return_if_fail(GST_IS_PAD(pad));
g_return_if_fail(buf != NULL);
dxr3_video_sink = GST_DXR3_VIDEO_SINK(gst_pad_get_parent (pad));
g_return_if_fail(dxr3_video_sink != NULL);
g_return_if_fail(GST_IS_DXR3_VIDEO_SINK(dxr3_video_sink));
/* Copy the data in the incoming buffer onto the device. */
fwrite(GST_BUFFER_DATA (buf), 1, GST_BUFFER_SIZE (buf), dxr3_video_sink->device);
pts = (long)GST_BUFFER_TIMESTAMP(buf);
if (-1 == ioctl((int)dxr3_video_sink->device, EM8300_IOCTL_VIDEO_SETPTS, &pts)){
GST_DEBUG(0, "FAILED call to EM8300_IOCTL_VIDEO_SETPTS\n");
}
gst_buffer_unref (buf);
}
static void
gst_dxr3_video_sink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
{
GstDxr3VideoSink *dxr3_video_sink;
int device;
gchar *device_path;
int tv_mode_ioctl, aspect_ratio_ioctl;
g_return_if_fail(GST_IS_DXR3_VIDEO_SINK(object));
dxr3_video_sink = GST_DXR3_VIDEO_SINK(object);
switch (prop_id) {
case ARG_TV_MODE:
device_path = gst_dxr3_video_sink_get_control_device(dxr3_video_sink);
device = open(device_path, O_WRONLY);
if (device == -1){
GST_DEBUG(0, "failed to open control device\n");
break;
}
switch(g_value_get_int(value)){
case 0:
tv_mode_ioctl = EM8300_VIDEOMODE_NTSC;
break;
case 1:
tv_mode_ioctl = EM8300_VIDEOMODE_PAL;
break;
case 2:
tv_mode_ioctl = EM8300_VIDEOMODE_PAL60;
break;
}
if (-1 == ioctl(device, EM8300_IOCTL_SET_VIDEOMODE, &tv_mode_ioctl)){
GST_DEBUG (0,"failed to set tv-mode\n");
}
close(device);
break;
case ARG_DEVICE:
dxr3_video_sink->device_number = g_value_get_int(value);
gst_dxr3_video_sink_open_device(dxr3_video_sink);
break;
case ARG_ASPECT_RATIO:
device_path = gst_dxr3_video_sink_get_control_device(dxr3_video_sink);
device = open(device_path, O_WRONLY);
if (device == -1){
GST_DEBUG(0, "failed to open control device\n");
break;
}
switch(g_value_get_enum(value)){
case 0:
aspect_ratio_ioctl = EM8300_ASPECTRATIO_4_3;
break;
case 1:
aspect_ratio_ioctl = EM8300_ASPECTRATIO_16_9;
break;
}
if (-1 == ioctl(device, EM8300_IOCTL_SET_ASPECTRATIO, &aspect_ratio_ioctl)){
GST_DEBUG(0, "failed to set aspect-ratio\n");
}
break;
default:
break;
}
}
static void
gst_dxr3_video_sink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
{
GstDxr3VideoSink *dxr3_video_sink;
gint device;
gchar *device_path;
int tv_mode_ioctl, aspect_ratio_ioctl;
g_return_if_fail(GST_IS_DXR3_VIDEO_SINK(object));
dxr3_video_sink = GST_DXR3_VIDEO_SINK(object);
switch (prop_id) {
case ARG_TV_MODE:
device_path = gst_dxr3_video_sink_get_control_device(dxr3_video_sink);
tv_mode_ioctl = 0;
device = open(device_path, O_WRONLY);
if (-1 == device){
GST_DEBUG(0, "failed to open control device\n");
break;
}
if (-1 == ioctl(device, EM8300_IOCTL_GET_VIDEOMODE, &tv_mode_ioctl)){
GST_DEBUG(0, "failed to get tv-mode\n");
}
close(device);
switch(tv_mode_ioctl){
case EM8300_VIDEOMODE_NTSC:
g_value_set_enum(value, 0);
break;
case EM8300_VIDEOMODE_PAL:
g_value_set_enum(value, 1);
break;
case EM8300_VIDEOMODE_PAL60:
g_value_set_enum(value, 2);
break;
}
break;
case ARG_DEVICE:
g_value_set_int(value, dxr3_video_sink->device_number);
break;
case ARG_ASPECT_RATIO:
device_path = gst_dxr3_video_sink_get_control_device(dxr3_video_sink);
aspect_ratio_ioctl = 0;
device = open(device_path, O_WRONLY);
if (-1 == device){
GST_DEBUG(0, "failed to open control device\n");
break;
}
if (-1 == ioctl(device, EM8300_IOCTL_GET_ASPECTRATIO, &aspect_ratio_ioctl)){
GST_DEBUG(0, "failed to get aspect ratio\n");
}
close(device);
switch(aspect_ratio_ioctl){
case EM8300_ASPECTRATIO_4_3:
g_value_set_enum(value, 0);
break;
case EM8300_ASPECTRATIO_16_9:
g_value_set_enum(value, 1);
break;
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}

85
sys/dxr3/gstdxr3videosink.h Normal file
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@ -0,0 +1,85 @@
/* GStreamer DXR3 Hardware MPEG video decoder plugin
* Copyright (C) <2002> Rehan Khwaja <rehankhwaja@yahoo.com>
*
* 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_DXR3_VIDEO_SINK_H__
#define __GST_DXR3_VIDEO_SINK_H__
#include <gst/gst.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct _GstDxr3VideoSink GstDxr3VideoSink;
struct _GstDxr3VideoSink;
struct _GstDxr3VideoSink {
GstElement element;
/* board number */
gint device_number;
/* file handle for the video device */
FILE *device;
GstClock *clock;
/* our only pad */
GstPad *sinkpad;
};
typedef struct _GstDxr3VideoSinkClass GstDxr3VideoSinkClass;
struct _GstDxr3VideoSinkClass {
GstElementClass parent_class;
};
#define GST_TYPE_DXR3_VIDEO_SINK \
(gst_dxr3_video_sink_get_type())
#define GST_DXR3_VIDEO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DXR3_VIDEO_SINK,GstDxr3VideoSink))
#define GST_DXR3_VIDEO_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DXR3_VIDEO_SINK,GstDxr3VideoSink))
#define GST_IS_DXR3_VIDEO_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DXR3_VIDEO_SINK))
#define GST_IS_DXR3_VIDEO_SINK_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DXR3_VIDEO_SINK))
GType gst_dxr3_video_sink_get_type(void);
GST_PADTEMPLATE_FACTORY (dxr3_video_sink_factory,
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
gst_caps_new ("video_sink", "video/mpeg", NULL)
);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_DXR3_VIDEO_SINK_H__ */