gstreamer/gst/rtp/gstrtph263pay.c

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/* GStreamer
* Copyright (C) <2005> Wim Taymans <wim@fluendo.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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <gst/rtp/gstrtpbuffer.h>
#include "gstrtph263pay.h"
#define GST_RFC2190A_HEADER_LEN 4
typedef struct _GstRFC2190AHeader
{
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
unsigned int ebit:3; /* End position */
unsigned int sbit:3; /* Start position */
unsigned int p:1; /* PB-frames mode */
unsigned int f:1; /* flag bit */
unsigned int r1:1; /* Reserved */
unsigned int a:1; /* Advanced Prediction */
unsigned int s:1; /* syntax based arithmetic coding */
unsigned int u:1; /* Unrestricted motion vector */
unsigned int i:1; /* Picture coding type */
unsigned int src:3; /* Source format */
unsigned int trb:3; /* Temporal ref for B frame */
unsigned int dbq:2; /* Differential Quantisation parameter */
unsigned int r2:3; /* Reserved */
#elif G_BYTE_ORDER == G_BIG_ENDIAN
unsigned int f:1; /* flag bit */
unsigned int p:1; /* PB-frames mode */
unsigned int sbit:3; /* Start position */
unsigned int ebit:3; /* End position */
unsigned int src:3; /* Source format */
unsigned int i:1; /* Picture coding type */
unsigned int u:1; /* Unrestricted motion vector */
unsigned int s:1; /* syntax based arithmetic coding */
unsigned int a:1; /* Advanced Prediction */
unsigned int r1:1; /* Reserved */
unsigned int r2:3; /* Reserved */
unsigned int dbq:2; /* Differential Quantisation parameter */
unsigned int trb:3; /* Temporal ref for B frame */
#else
#error "G_BYTE_ORDER should be big or little endian."
#endif
guint8 tr; /* Temporal ref for P frame */
} GstRFC2190AHeader;
#define GST_RFC2190A_HEADER_F(buf) (((GstRFC2190AHeader *)(buf))->f)
#define GST_RFC2190A_HEADER_P(buf) (((GstRFC2190AHeader *)(buf))->p)
#define GST_RFC2190A_HEADER_SBIT(buf) (((GstRFC2190AHeader *)(buf))->sbit)
#define GST_RFC2190A_HEADER_EBIT(buf) (((GstRFC2190AHeader *)(buf))->ebit)
#define GST_RFC2190A_HEADER_SRC(buf) (((GstRFC2190AHeader *)(buf))->src)
#define GST_RFC2190A_HEADER_I(buf) (((GstRFC2190AHeader *)(buf))->i)
#define GST_RFC2190A_HEADER_U(buf) (((GstRFC2190AHeader *)(buf))->u)
#define GST_RFC2190A_HEADER_S(buf) (((GstRFC2190AHeader *)(buf))->s)
#define GST_RFC2190A_HEADER_A(buf) (((GstRFC2190AHeader *)(buf))->a)
#define GST_RFC2190A_HEADER_R1(buf) (((GstRFC2190AHeader *)(buf))->r1)
#define GST_RFC2190A_HEADER_R2(buf) (((GstRFC2190AHeader *)(buf))->r2)
#define GST_RFC2190A_HEADER_DBQ(buf) (((GstRFC2190AHeader *)(buf))->dbq)
#define GST_RFC2190A_HEADER_TRB(buf) (((GstRFC2190AHeader *)(buf))->trb)
#define GST_RFC2190A_HEADER_TR(buf) (((GstRFC2190AHeader *)(buf))->tr)
typedef struct _GstH263PictureLayer
{
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
unsigned int psc1:16;
unsigned int tr1:2;
unsigned int psc2:6;
unsigned int ptype_263:1;
unsigned int ptype_start:1;
unsigned int tr2:6;
unsigned int ptype_umvmode:1;
unsigned int ptype_pictype:1;
unsigned int ptype_srcformat:3;
unsigned int ptype_freeze:1;
unsigned int ptype_camera:1;
unsigned int ptype_split:1;
unsigned int chaff:5;
unsigned int ptype_pbmode:1;
unsigned int ptype_apmode:1;
unsigned int ptype_sacmode:1;
#elif G_BYTE_ORDER == G_BIG_ENDIAN
unsigned int psc1:16;
unsigned int psc2:6;
unsigned int tr1:2;
unsigned int tr2:6;
unsigned int ptype_start:1;
unsigned int ptype_263:1;
unsigned int ptype_split:1;
unsigned int ptype_camera:1;
unsigned int ptype_freeze:1;
unsigned int ptype_srcformat:3;
unsigned int ptype_pictype:1;
unsigned int ptype_umvmode:1;
unsigned int ptype_sacmode:1;
unsigned int ptype_apmode:1;
unsigned int ptype_pbmode:1;
unsigned int chaff:5;
#else
#error "G_BYTE_ORDER should be big or little endian."
#endif
} GstH263PictureLayer;
#define GST_H263_PICTURELAYER_PLSRC(buf) (((GstH263PictureLayer *)(buf))->ptype_srcformat)
#define GST_H263_PICTURELAYER_PLTYPE(buf) (((GstH263PictureLayer *)(buf))->ptype_pictype)
#define GST_H263_PICTURELAYER_PLUMV(buf) (((GstH263PictureLayer *)(buf))->ptype_umvmode)
#define GST_H263_PICTURELAYER_PLSAC(buf) (((GstH263PictureLayer *)(buf))->ptype_sacmode)
#define GST_H263_PICTURELAYER_PLAP(buf) (((GstH263PictureLayer *)(buf))->ptype_apmode)
/* elementfactory information */
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
static const GstElementDetails gst_rtp_h263pay_details =
better/unified long descriptions 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/esd/esdmon.c: * ext/esd/esdsink.c: * ext/flac/gstflacdec.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/gstgdkpixbuf.c: * 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: * ext/speex/gstspeexdec.c: * ext/speex/gstspeexenc.c: * gst/alpha/gstalpha.c: * gst/alpha/gstalphacolor.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/gstavimux.c: (gst_avimux_base_init): * gst/cutter/gstcutter.c: * gst/debug/breakmydata.c: * gst/debug/efence.c: * gst/debug/gstnavigationtest.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/gstvertigo.c: * gst/effectv/gstwarp.c: * gst/flx/gstflxdec.c: * gst/goom/gstgoom.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/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/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/smpte/gstsmpte.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/wavenc/gstwavenc.c: * gst/wavparse/gstwavparse.c: (gst_wavparse_base_init): better/unified long descriptions Fixed #336602 Some cleanups to auparse, don't send multiple newsegments.
2006-03-30 15:37:05 +00:00
GST_ELEMENT_DETAILS ("RTP packet parser",
"Codec/Payloader/Network",
"Payload-encodes H263 video in RTP packets (RFC 2190)",
"Neil Stratford <neils@vipadia.com>");
static GstStaticPadTemplate gst_rtp_h263_pay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h263")
);
static GstStaticPadTemplate gst_rtp_h263_pay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"video\", "
"payload = (int) " GST_RTP_PAYLOAD_H263_STRING ", "
"clock-rate = (int) 90000, " "encoding-name = (string) \"H263\"")
);
static void gst_rtp_h263_pay_class_init (GstRtpH263PayClass * klass);
static void gst_rtp_h263_pay_base_init (GstRtpH263PayClass * klass);
static void gst_rtp_h263_pay_init (GstRtpH263Pay * rtph263pay);
static void gst_rtp_h263_pay_finalize (GObject * object);
static gboolean gst_rtp_h263_pay_setcaps (GstBaseRTPPayload * payload,
GstCaps * caps);
static GstFlowReturn gst_rtp_h263_pay_handle_buffer (GstBaseRTPPayload *
payload, GstBuffer * buffer);
static GstBaseRTPPayloadClass *parent_class = NULL;
static GType
gst_rtp_h263_pay_get_type (void)
{
static GType rtph263pay_type = 0;
if (!rtph263pay_type) {
static const GTypeInfo rtph263pay_info = {
sizeof (GstRtpH263PayClass),
(GBaseInitFunc) gst_rtp_h263_pay_base_init,
NULL,
(GClassInitFunc) gst_rtp_h263_pay_class_init,
NULL,
NULL,
sizeof (GstRtpH263Pay),
0,
(GInstanceInitFunc) gst_rtp_h263_pay_init,
};
rtph263pay_type =
g_type_register_static (GST_TYPE_BASE_RTP_PAYLOAD, "GstRtpH263Pay",
&rtph263pay_info, 0);
}
return rtph263pay_type;
}
static void
gst_rtp_h263_pay_base_init (GstRtpH263PayClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_h263_pay_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_rtp_h263_pay_sink_template));
gst_element_class_set_details (element_class, &gst_rtp_h263pay_details);
}
static void
gst_rtp_h263_pay_class_init (GstRtpH263PayClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseRTPPayloadClass *gstbasertppayload_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbasertppayload_class = (GstBaseRTPPayloadClass *) klass;
Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent) Original commit message from CVS: * ext/aalib/gstaasink.c: (gst_aasink_class_init): * ext/esd/esdsink.c: (gst_esdsink_class_init): * ext/flac/gstflactag.c: (gst_flac_tag_class_init): * ext/gdk_pixbuf/gstgdkpixbuf.c: (gst_gdk_pixbuf_class_init): * ext/jpeg/gstjpegenc.c: (gst_jpegenc_class_init): * ext/jpeg/gstsmokedec.c: (gst_smokedec_class_init): * ext/jpeg/gstsmokeenc.c: (gst_smokeenc_class_init): * ext/libcaca/gstcacasink.c: (gst_cacasink_class_init): * ext/libmng/gstmngdec.c: (gst_mngdec_class_init): * ext/libmng/gstmngenc.c: (gst_mngenc_class_init): * ext/libpng/gstpngdec.c: (gst_pngdec_class_init): * ext/libpng/gstpngenc.c: (gst_pngenc_class_init): * ext/mikmod/gstmikmod.c: (gst_mikmod_class_init): * ext/shout2/gstshout2.c: (gst_shout2send_class_init): * ext/speex/gstspeexenc.c: (gst_speexenc_class_init): * gst/alpha/gstalpha.c: (gst_alpha_class_init): * gst/avi/gstavimux.c: (gst_avimux_class_init): * gst/debug/efence.c: (gst_efence_class_init): * gst/debug/negotiation.c: (gst_negotiation_class_init): * gst/flx/gstflxdec.c: (gst_flxdec_class_init): * gst/goom/gstgoom.c: (gst_goom_class_init): * gst/id3demux/gstid3demux.c: (gst_id3demux_class_init): * gst/interleave/deinterleave.c: (deinterleave_class_init): * gst/interleave/interleave.c: (interleave_class_init): * gst/law/alaw-decode.c: (gst_alawdec_class_init): * gst/law/alaw-encode.c: (gst_alawenc_class_init): * gst/law/mulaw-encode.c: (gst_mulawenc_class_init): * gst/median/gstmedian.c: (gst_median_class_init): * gst/monoscope/gstmonoscope.c: (gst_monoscope_class_init): * gst/multipart/multipartmux.c: (gst_multipart_mux_class_init): * gst/rtp/gstasteriskh263.c: (gst_asteriskh263_class_init): * gst/rtp/gstrtpL16depay.c: (gst_rtp_L16depay_class_init): * gst/rtp/gstrtpL16pay.c: (gst_rtpL16pay_class_init): * gst/rtp/gstrtpamrdepay.c: (gst_rtp_amr_depay_class_init): * gst/rtp/gstrtpamrpay.c: (gst_rtp_amr_pay_class_init): * gst/rtp/gstrtpdepay.c: (gst_rtp_depay_class_init): * gst/rtp/gstrtpgsmdepay.c: (gst_rtp_gsm_depay_class_init): * gst/rtp/gstrtpgsmpay.c: (gst_rtp_gsm_pay_class_init): * gst/rtp/gstrtph263pay.c: (gst_rtp_h263_pay_class_init): * gst/rtp/gstrtph263pdepay.c: (gst_rtp_h263p_depay_class_init): * gst/rtp/gstrtph263ppay.c: (gst_rtp_h263p_pay_class_init): * gst/rtp/gstrtpmp4gpay.c: (gst_rtp_mp4g_pay_class_init): * gst/rtp/gstrtpmp4vdepay.c: (gst_rtp_mp4v_depay_class_init): * gst/rtp/gstrtpmp4vpay.c: (gst_rtp_mp4v_pay_class_init): * gst/rtp/gstrtpmpadepay.c: (gst_rtp_mpa_depay_class_init): * gst/rtp/gstrtpmpapay.c: (gst_rtp_mpa_pay_class_init): * gst/rtp/gstrtppcmadepay.c: (gst_rtp_pcma_depay_class_init): * gst/rtp/gstrtppcmapay.c: (gst_rtp_pcma_pay_class_init): * gst/rtp/gstrtppcmudepay.c: (gst_rtp_pcmu_depay_class_init): * gst/rtp/gstrtppcmupay.c: (gst_rtp_pcmu_pay_class_init): * gst/rtp/gstrtpspeexdepay.c: (gst_rtp_speex_depay_class_init): * gst/rtp/gstrtpspeexpay.c: (gst_rtp_speex_pay_class_init): * gst/rtsp/gstrtpdec.c: (gst_rtpdec_class_init): * gst/rtsp/gstrtspsrc.c: (gst_rtspsrc_class_init): * gst/smpte/gstsmpte.c: (gst_smpte_class_init): * gst/udp/gstdynudpsink.c: (gst_dynudpsink_class_init): * gst/udp/gstmultiudpsink.c: (gst_multiudpsink_class_init): * gst/udp/gstudpsink.c: (gst_udpsink_class_init): * gst/videomixer/videomixer.c: (gst_videomixer_class_init): * gst/wavenc/gstwavenc.c: (gst_wavenc_class_init): * sys/oss/gstossdmabuffer.c: (gst_ossdmabuffer_class_init): * sys/oss/gstosssink.c: (gst_oss_sink_class_init): * sys/osxaudio/gstosxaudioelement.c: (gst_osxaudioelement_class_init): * sys/osxaudio/gstosxaudiosink.c: (gst_osxaudiosink_class_init): * sys/osxaudio/gstosxaudiosrc.c: (gst_osxaudiosrc_class_init): * sys/sunaudio/gstsunaudiosink.c: (gst_sunaudiosink_class_init): Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent)
2006-04-08 21:21:45 +00:00
parent_class = g_type_class_peek_parent (klass);
gobject_class->finalize = gst_rtp_h263_pay_finalize;
gstbasertppayload_class->set_caps = gst_rtp_h263_pay_setcaps;
gstbasertppayload_class->handle_buffer = gst_rtp_h263_pay_handle_buffer;
}
static void
gst_rtp_h263_pay_init (GstRtpH263Pay * rtph263pay)
{
rtph263pay->adapter = gst_adapter_new ();
}
static void
gst_rtp_h263_pay_finalize (GObject * object)
{
GstRtpH263Pay *rtph263pay;
rtph263pay = GST_RTP_H263_PAY (object);
g_object_unref (rtph263pay->adapter);
rtph263pay->adapter = NULL;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static gboolean
gst_rtp_h263_pay_setcaps (GstBaseRTPPayload * payload, GstCaps * caps)
{
payload->pt = GST_RTP_PAYLOAD_H263;
gst_basertppayload_set_options (payload, "video", TRUE, "H263", 90000);
gst_basertppayload_set_outcaps (payload, NULL);
return TRUE;
}
static guint
gst_rtp_h263_pay_gobfiner (guint8 * data, guint len, guint curpos)
{
guint16 test = 0xffff;
guint i;
/* If we are past the end, stop */
if (curpos >= len)
return 0;
/* start at curpos and loop looking for next gob start */
for (i = curpos; i < len; i++) {
test = (test << 8) | data[i];
if ((test == 0) && (i > curpos + 4)) {
return i - 3;
}
}
return len;
}
static GstFlowReturn
gst_rtp_h263_pay_flush (GstRtpH263Pay * rtph263pay)
{
guint avail;
GstBuffer *outbuf;
GstFlowReturn ret = 0;
gboolean fragmented;
guint8 *data, *header;
GstH263PictureLayer *piclayer;
guint8 *payload;
guint payload_len, total_len;
guint curpos, nextgobpos;
avail = gst_adapter_available (rtph263pay->adapter);
if (avail == 0)
return GST_FLOW_OK;
fragmented = FALSE;
/* Get a pointer to all the data for the frame */
data = (guint8 *) gst_adapter_peek (rtph263pay->adapter, avail);
/* Start at the begining and loop looking for gobs */
curpos = 0;
/* Picture header */
piclayer = (GstH263PictureLayer *) data;
while ((nextgobpos = gst_rtp_h263_pay_gobfiner (data, avail, curpos)) > 0) {
payload_len = nextgobpos - curpos;
total_len = payload_len + GST_RFC2190A_HEADER_LEN;
outbuf = gst_rtp_buffer_new_allocate (total_len, 0, 0);
header = gst_rtp_buffer_get_payload (outbuf);
payload = header + GST_RFC2190A_HEADER_LEN;
/* Build the headers */
GST_RFC2190A_HEADER_F (header) = 0;
GST_RFC2190A_HEADER_P (header) = 0;
GST_RFC2190A_HEADER_SBIT (header) = 0;
GST_RFC2190A_HEADER_EBIT (header) = 0;
GST_RFC2190A_HEADER_SRC (header) = GST_H263_PICTURELAYER_PLSRC (piclayer);
GST_RFC2190A_HEADER_I (header) = GST_H263_PICTURELAYER_PLTYPE (piclayer);
GST_RFC2190A_HEADER_U (header) = GST_H263_PICTURELAYER_PLUMV (piclayer);
GST_RFC2190A_HEADER_S (header) = GST_H263_PICTURELAYER_PLSAC (piclayer);
GST_RFC2190A_HEADER_A (header) = GST_H263_PICTURELAYER_PLAP (piclayer);
GST_RFC2190A_HEADER_R1 (header) = 0;
GST_RFC2190A_HEADER_R2 (header) = 0;
GST_RFC2190A_HEADER_DBQ (header) = 0;
GST_RFC2190A_HEADER_TRB (header) = 0;
GST_RFC2190A_HEADER_TR (header) = 0;
/* last fragment gets the marker bit set */
gst_rtp_buffer_set_marker (outbuf, nextgobpos < avail ? 0 : 1);
memcpy (payload, data + curpos, payload_len);
GST_BUFFER_TIMESTAMP (outbuf) = rtph263pay->first_ts;
ret = gst_basertppayload_push (GST_BASE_RTP_PAYLOAD (rtph263pay), outbuf);
curpos = nextgobpos;
}
/* Flush the whole packet */
gst_adapter_flush (rtph263pay->adapter, avail);
return ret;
}
static GstFlowReturn
gst_rtp_h263_pay_handle_buffer (GstBaseRTPPayload * payload, GstBuffer * buffer)
{
GstRtpH263Pay *rtph263pay;
GstFlowReturn ret;
guint size;
rtph263pay = GST_RTP_H263_PAY (payload);
size = GST_BUFFER_SIZE (buffer);
rtph263pay->first_ts = GST_BUFFER_TIMESTAMP (buffer);
/* we always encode and flush a full picture */
gst_adapter_push (rtph263pay->adapter, buffer);
ret = gst_rtp_h263_pay_flush (rtph263pay);
return ret;
}
gboolean
gst_rtp_h263_pay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtph263pay",
GST_RANK_NONE, GST_TYPE_RTP_H263_PAY);
}