gstreamer/ext/libmng/gstmngenc.c
Stefan Kost 27f2c9b255 Define GstElementDetails as const and also static (when defined as global)
Original commit message from CVS:
* ext/aalib/gstaasink.c:
* ext/annodex/gstcmmldec.c:
* ext/annodex/gstcmmlenc.c:
* ext/cairo/gsttextoverlay.c:
* ext/cairo/gsttimeoverlay.c:
* ext/cdio/gstcdiocddasrc.c:
* ext/dv/gstdvdec.c:
* ext/dv/gstdvdemux.c:
* ext/esd/esdmon.c:
* ext/esd/esdsink.c:
* ext/flac/gstflacenc.c:
* ext/flac/gstflactag.c:
* ext/gconf/gstgconfaudiosink.c: (gst_gconf_audio_sink_base_init):
* ext/gconf/gstgconfaudiosrc.c: (gst_gconf_audio_src_base_init):
* ext/gconf/gstgconfvideosink.c: (gst_gconf_video_sink_base_init):
* ext/gconf/gstgconfvideosrc.c: (gst_gconf_video_src_base_init):
* ext/gdk_pixbuf/pixbufscale.c:
* ext/hal/gsthalaudiosink.c: (gst_hal_audio_sink_base_init):
* ext/hal/gsthalaudiosrc.c: (gst_hal_audio_src_base_init):
* ext/jpeg/gstjpegdec.c:
* ext/jpeg/gstjpegenc.c:
* ext/jpeg/gstsmokedec.c:
* ext/jpeg/gstsmokeenc.c:
* ext/libcaca/gstcacasink.c:
* ext/libmng/gstmngdec.c:
* ext/libmng/gstmngenc.c:
* ext/libpng/gstpngdec.c:
* ext/libpng/gstpngenc.c:
* ext/mikmod/gstmikmod.c:
* ext/raw1394/gstdv1394src.c:
* ext/shout2/gstshout2.c: (gst_shout2send_init):
* ext/shout2/gstshout2.h:
* ext/speex/gstspeexdec.c:
* ext/speex/gstspeexenc.c:
* gst/alpha/gstalpha.c:
* gst/alpha/gstalphacolor.c:
* gst/apetag/gstapedemux.c:
* gst/auparse/gstauparse.c:
* gst/autodetect/gstautoaudiosink.c:
(gst_auto_audio_sink_base_init):
* gst/autodetect/gstautovideosink.c:
(gst_auto_video_sink_base_init):
* gst/avi/gstavidemux.c: (gst_avi_demux_base_init):
* gst/avi/gstavimux.c: (gst_avimux_base_init):
* gst/cutter/gstcutter.c:
* gst/debug/breakmydata.c:
* gst/debug/efence.c:
* gst/debug/gstnavigationtest.c:
* gst/debug/gstnavseek.c:
* gst/debug/negotiation.c:
* gst/debug/progressreport.c:
* gst/debug/testplugin.c:
* gst/effectv/gstaging.c:
* gst/effectv/gstdice.c:
* gst/effectv/gstedge.c:
* gst/effectv/gstquark.c:
* gst/effectv/gstrev.c:
* gst/effectv/gstshagadelic.c:
* gst/effectv/gstvertigo.c:
* gst/effectv/gstwarp.c:
* gst/flx/gstflxdec.c:
* gst/goom/gstgoom.c:
* gst/icydemux/gsticydemux.c:
* gst/id3demux/gstid3demux.c:
* gst/interleave/deinterleave.c:
* gst/interleave/interleave.c:
* gst/law/alaw-decode.c: (gst_alawdec_base_init):
* gst/law/alaw-encode.c: (gst_alawenc_base_init):
* gst/law/mulaw-decode.c: (gst_mulawdec_base_init):
* gst/law/mulaw-encode.c: (gst_mulawenc_base_init):
* gst/level/gstlevel.c:
* gst/matroska/matroska-demux.c: (gst_matroska_demux_base_init):
* gst/matroska/matroska-mux.c: (gst_matroska_mux_base_init):
* gst/median/gstmedian.c:
* gst/monoscope/gstmonoscope.c:
* gst/multipart/multipartdemux.c:
* gst/multipart/multipartmux.c:
* gst/oldcore/gstaggregator.c:
* gst/oldcore/gstfdsink.c:
* gst/oldcore/gstmd5sink.c:
* gst/oldcore/gstmultifilesrc.c:
* gst/oldcore/gstpipefilter.c:
* gst/oldcore/gstshaper.c:
* gst/oldcore/gststatistics.c:
* gst/rtp/gstasteriskh263.c:
* gst/rtp/gstrtpL16depay.c:
* gst/rtp/gstrtpL16pay.c:
* gst/rtp/gstrtpamrdepay.c:
* gst/rtp/gstrtpamrpay.c:
* gst/rtp/gstrtpdepay.c:
* gst/rtp/gstrtpgsmpay.c:
* gst/rtp/gstrtph263pay.c:
* gst/rtp/gstrtph263pdepay.c:
* gst/rtp/gstrtph263ppay.c:
* gst/rtp/gstrtpilbcdepay.c:
* gst/rtp/gstrtpmp4gpay.c:
* gst/rtp/gstrtpmp4vdepay.c:
* gst/rtp/gstrtpmp4vpay.c:
* gst/rtp/gstrtpmpadepay.c:
* gst/rtp/gstrtpmpapay.c:
* gst/rtp/gstrtppcmadepay.c:
* gst/rtp/gstrtppcmapay.c:
* gst/rtp/gstrtppcmudepay.c:
* gst/rtp/gstrtppcmupay.c:
* gst/rtp/gstrtpspeexdepay.c:
* gst/rtp/gstrtpspeexpay.c:
* gst/rtsp/gstrtpdec.c:
* gst/rtsp/gstrtspsrc.c:
* gst/smpte/gstsmpte.c:
* gst/udp/gstdynudpsink.c:
* gst/udp/gstmultiudpsink.c:
* gst/udp/gstudpsink.c:
* gst/udp/gstudpsrc.c:
* gst/videobox/gstvideobox.c:
* gst/videofilter/gstgamma.c: (gst_gamma_base_init):
* gst/videofilter/gstvideobalance.c:
* gst/videofilter/gstvideoflip.c:
* gst/videofilter/gstvideotemplate.c:
(gst_videotemplate_base_init):
* gst/videomixer/videomixer.c:
* gst/wavparse/gstwavparse.c: (gst_wavparse_base_init),
(gst_wavparse_class_init), (gst_wavparse_dispose),
(gst_wavparse_reset), (gst_wavparse_init),
(gst_wavparse_perform_seek), (gst_wavparse_peek_chunk_info),
(gst_wavparse_peek_chunk), (gst_wavparse_stream_headers),
(gst_wavparse_parse_stream_init), (gst_wavparse_send_event),
(gst_wavparse_add_src_pad), (gst_wavparse_stream_data),
(gst_wavparse_chain), (gst_wavparse_srcpad_event),
(gst_wavparse_sink_activate), (gst_wavparse_sink_activate_pull),
(gst_wavparse_change_state):
* gst/wavparse/gstwavparse.h:
* sys/oss/gstossmixerelement.c:
* sys/oss/gstosssink.c:
* sys/oss/gstosssrc.c:
* sys/osxaudio/gstosxaudioelement.c:
* sys/osxaudio/gstosxaudiosink.c:
* sys/osxaudio/gstosxaudiosrc.c:
* sys/sunaudio/gstsunaudiomixer.c:
* sys/sunaudio/gstsunaudiosink.c:
Define GstElementDetails as const and also static (when defined as
global)
2006-04-25 21:39:46 +00:00

253 lines
6.5 KiB
C

/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* Filter:
* Copyright (C) 2000 Donald A. Graft
*
* 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 <gst/gst.h>
#include "gstmngenc.h"
#include <gst/video/video.h>
#define MAX_HEIGHT 4096
static const GstElementDetails gst_mngenc_details =
GST_ELEMENT_DETAILS ("MNG video encoder",
"Codec/Encoder/Video",
"Encode a video frame to an .mng video",
"Wim Taymans <wim@fluendo.com>");
/* Filter signals and args */
enum
{
/* FILL ME */
LAST_SIGNAL
};
#define DEFAULT_SNAPSHOT TRUE
enum
{
ARG_0,
ARG_SNAPSHOT,
ARG_NEWMEDIA
};
static void gst_mngenc_base_init (gpointer g_class);
static void gst_mngenc_class_init (GstMngEncClass * klass);
static void gst_mngenc_init (GstMngEnc * mngenc);
static void gst_mngenc_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_mngenc_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_mngenc_chain (GstPad * pad, GstData * _data);
GstPadTemplate *mngenc_src_template, *mngenc_sink_template;
static GstElementClass *parent_class = NULL;
GType
gst_mngenc_get_type (void)
{
static GType mngenc_type = 0;
if (!mngenc_type) {
static const GTypeInfo mngenc_info = {
sizeof (GstMngEncClass),
gst_mngenc_base_init,
NULL,
(GClassInitFunc) gst_mngenc_class_init,
NULL,
NULL,
sizeof (GstMngEnc),
0,
(GInstanceInitFunc) gst_mngenc_init,
};
mngenc_type = g_type_register_static (GST_TYPE_ELEMENT, "GstMngEnc",
&mngenc_info, 0);
}
return mngenc_type;
}
static GstCaps *
mng_caps_factory (void)
{
return gst_caps_new_simple ("video/x-mng",
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
"framerate", GST_TYPE_DOUBLE_RANGE, 0.0, G_MAXDOUBLE, NULL);
}
static GstCaps *
raw_caps_factory (void)
{
return gst_caps_from_string (GST_VIDEO_CAPS_RGB);
}
static void
gst_mngenc_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstCaps *raw_caps, *mng_caps;
raw_caps = raw_caps_factory ();
mng_caps = mng_caps_factory ();
mngenc_sink_template = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, raw_caps);
mngenc_src_template = gst_pad_template_new ("src", GST_PAD_SRC,
GST_PAD_ALWAYS, mng_caps);
gst_element_class_add_pad_template (element_class, mngenc_sink_template);
gst_element_class_add_pad_template (element_class, mngenc_src_template);
gst_element_class_set_details (element_class, &gst_mngenc_details);
}
static void
gst_mngenc_class_init (GstMngEncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_peek_parent (klass);
g_object_class_install_property (gobject_class, ARG_SNAPSHOT,
g_param_spec_boolean ("snapshot", "Snapshot",
"Send EOS after encoding a frame, useful for snapshots",
DEFAULT_SNAPSHOT, (GParamFlags) G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_NEWMEDIA,
g_param_spec_boolean ("newmedia", "newmedia",
"Send new media discontinuity after encoding each frame",
FALSE, (GParamFlags) G_PARAM_READWRITE));
gstelement_class->get_property = gst_mngenc_get_property;
gstelement_class->set_property = gst_mngenc_set_property;
}
static GstPadLinkReturn
gst_mngenc_sinklink (GstPad * pad, const GstCaps * caps)
{
GstMngEnc *mngenc;
gdouble fps;
GstStructure *structure;
GstPadLinkReturn result;
mngenc = GST_MNGENC (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &mngenc->width);
gst_structure_get_int (structure, "height", &mngenc->height);
gst_structure_get_double (structure, "framerate", &fps);
gst_structure_get_int (structure, "bpp", &mngenc->bpp);
caps = gst_caps_new_simple ("video/x-mng",
"framerate", G_TYPE_DOUBLE, fps,
"width", G_TYPE_INT, mngenc->width,
"height", G_TYPE_INT, mngenc->height, NULL);
result = gst_pad_try_set_caps (mngenc->srcpad, caps);
gst_object_unref (mngenc);
return result;
}
static void
gst_mngenc_init (GstMngEnc * mngenc)
{
mngenc->sinkpad = gst_pad_new_from_template (mngenc_sink_template, "sink");
gst_element_add_pad (GST_ELEMENT (mngenc), mngenc->sinkpad);
mngenc->srcpad = gst_pad_new ("src", GST_PAD_SRC);
gst_element_add_pad (GST_ELEMENT (mngenc), mngenc->srcpad);
gst_pad_set_chain_function (mngenc->sinkpad, gst_mngenc_chain);
gst_pad_set_link_function (mngenc->sinkpad, gst_mngenc_sinklink);
mngenc->snapshot = DEFAULT_SNAPSHOT;
mngenc->newmedia = FALSE;
}
static void
gst_mngenc_chain (GstPad * pad, GstData * _data)
{
GstBuffer *buf = GST_BUFFER (_data);
GstMngEnc *mngenc;
mngenc = GST_MNGENC (gst_pad_get_parent (pad));
/* FIXME, do something here */
gst_buffer_unref (buf);
gst_object_unref (mngenc);
}
static void
gst_mngenc_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GstMngEnc *mngenc;
mngenc = GST_MNGENC (object);
switch (prop_id) {
case ARG_SNAPSHOT:
g_value_set_boolean (value, mngenc->snapshot);
break;
case ARG_NEWMEDIA:
g_value_set_boolean (value, mngenc->newmedia);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_mngenc_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstMngEnc *mngenc;
mngenc = GST_MNGENC (object);
switch (prop_id) {
case ARG_SNAPSHOT:
mngenc->snapshot = g_value_get_boolean (value);
break;
case ARG_NEWMEDIA:
mngenc->newmedia = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}