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Original commit message from CVS: * ext/amrwb/gstamrwbdec.c: (gst_amrwbdec_init): * ext/amrwb/gstamrwbenc.c: (gst_amrwbenc_init): * ext/amrwb/gstamrwbparse.c: (gst_amrwbparse_init): * ext/audioresample/gstaudioresample.c: * ext/bz2/gstbz2dec.c: (gst_bz2dec_init): * ext/bz2/gstbz2enc.c: (gst_bz2enc_init): * ext/divx/gstdivxdec.c: (gst_divxdec_init): * ext/divx/gstdivxenc.c: (gst_divxenc_init): * ext/faac/gstfaac.c: (gst_faac_init): * ext/gsm/gstgsmdec.c: (gst_gsmdec_init): * ext/gsm/gstgsmenc.c: (gst_gsmenc_init): * ext/hermes/gsthermescolorspace.c: (gst_hermes_colorspace_init): * ext/lcs/gstcolorspace.c: (gst_colorspace_init): * ext/libfame/gstlibfame.c: (gst_fameenc_init): * ext/snapshot/gstsnapshot.c: (gst_snapshot_init): * ext/spc/gstspc.c: (gst_spc_dec_init): * ext/swfdec/gstswfdec.c: (gst_swfdec_init): * ext/xvid/gstxvidenc.c: (gst_xvidenc_init): * gst/cdxaparse/gstcdxaparse.c: (gst_cdxa_parse_init): * gst/cdxaparse/gstcdxastrip.c: (gst_cdxastrip_init): * gst/chart/gstchart.c: (gst_chart_init): * gst/colorspace/gstcolorspace.c: (gst_colorspace_init): * gst/festival/gstfestival.c: (gst_festival_init): * gst/freeze/gstfreeze.c: (gst_freeze_init): * gst/mixmatrix/mixmatrix.c: (gst_mixmatrix_request_new_pad): * gst/mpeg1sys/gstmpeg1systemencode.c: (gst_system_encode_init): * gst/mpeg2sub/gstmpeg2subt.c: (gst_mpeg2subt_init): * gst/nsf/gstnsf.c: (gst_nsfdec_init): * gst/overlay/gstoverlay.c: (gst_overlay_init): * gst/passthrough/gstpassthrough.c: (passthrough_init): * gst/playondemand/gstplayondemand.c: (play_on_demand_init): * gst/smooth/gstsmooth.c: (gst_smooth_init): * gst/smoothwave/gstsmoothwave.c: (gst_smoothwave_init): * gst/speed/gstspeed.c: (speed_init): * gst/vbidec/gstvbidec.c: (gst_vbidec_init): * gst/videodrop/gstvideodrop.c: (gst_videodrop_init): * sys/dxr3/dxr3spusink.c: (dxr3spusink_init): * sys/dxr3/dxr3videosink.c: (dxr3videosink_init): * sys/qcam/gstqcamsrc.c: (gst_qcamsrc_init): Fix leaks.
604 lines
19 KiB
C
604 lines
19 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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/*#define DEBUG_ENABLED */
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#include "gstmpeg1systemencode.h"
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#include "main.h"
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/*#define GST_DEBUG (b...) g_print (##b) */
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/* elementfactory information */
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static const GstElementDetails system_encode_details =
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GST_ELEMENT_DETAILS ("MPEG-1 muxer",
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"Codec/Muxer",
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"Multiplexes MPEG-1 Streams",
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"Wim Taymans <wim.taymans@chello.be>");
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/* GstMPEG1SystemEncode signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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ARG_0
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/* FILL ME */
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};
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static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/mpeg, " "systemstream = (boolean) TRUE")
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);
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static GstStaticPadTemplate video_sink_factory =
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GST_STATIC_PAD_TEMPLATE ("video_%d",
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GST_PAD_SINK,
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GST_PAD_REQUEST,
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GST_STATIC_CAPS ("video/mpeg, "
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"mpegversion = (int) 1, " "systemstream = (boolean) FALSE")
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);
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static GstStaticPadTemplate audio_sink_factory =
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GST_STATIC_PAD_TEMPLATE ("audio_%d",
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GST_PAD_SINK,
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GST_PAD_REQUEST,
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GST_STATIC_CAPS ("audio/mpeg, "
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"mpegversion = (int) 1, " "layer = (int) [ 1, 2 ] ")
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);
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static void gst_system_encode_class_init (GstMPEG1SystemEncodeClass * klass);
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static void gst_system_encode_base_init (GstMPEG1SystemEncodeClass * klass);
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static void gst_system_encode_init (GstMPEG1SystemEncode * system_encode);
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static GstPad *gst_system_encode_request_new_pad (GstElement * element,
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GstPadTemplate * templ, const gchar * unused);
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static void gst_system_encode_chain (GstPad * pad, GstData * _data);
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static void gst_system_encode_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_system_encode_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static GstElementClass *parent_class = NULL;
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/*static guint gst_system_encode_signals[LAST_SIGNAL] = { 0 }; */
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GType
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gst_mpeg1_system_encode_get_type (void)
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{
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static GType system_encode_type = 0;
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if (!system_encode_type) {
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static const GTypeInfo system_encode_info = {
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sizeof (GstMPEG1SystemEncodeClass),
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(GBaseInitFunc) gst_system_encode_base_init,
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NULL,
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(GClassInitFunc) gst_system_encode_class_init,
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NULL,
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NULL,
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sizeof (GstMPEG1SystemEncode),
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0,
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(GInstanceInitFunc) gst_system_encode_init,
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NULL
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};
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system_encode_type =
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g_type_register_static (GST_TYPE_ELEMENT, "GstMPEG1SystemEncode",
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&system_encode_info, 0);
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}
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return system_encode_type;
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}
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static void
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gst_system_encode_base_init (GstMPEG1SystemEncodeClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&src_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&audio_sink_factory));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&video_sink_factory));
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gst_element_class_set_details (element_class, &system_encode_details);
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}
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static void
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gst_system_encode_class_init (GstMPEG1SystemEncodeClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->set_property = gst_system_encode_set_property;
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gobject_class->get_property = gst_system_encode_get_property;
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gstelement_class->request_new_pad = gst_system_encode_request_new_pad;
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}
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static void
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gst_system_encode_init (GstMPEG1SystemEncode * system_encode)
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{
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system_encode->srcpad =
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gst_pad_new_from_static_template (&src_factory, "src");
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gst_element_add_pad (GST_ELEMENT (system_encode), system_encode->srcpad);
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system_encode->video_buffer = mpeg1mux_buffer_new (BUFFER_TYPE_VIDEO, 0xE0);
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system_encode->audio_buffer = mpeg1mux_buffer_new (BUFFER_TYPE_AUDIO, 0xC0);
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system_encode->have_setup = FALSE;
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system_encode->mta = NULL;
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system_encode->packet_size = 2048;
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system_encode->lock = g_mutex_new ();
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system_encode->current_pack = system_encode->packets_per_pack = 3;
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system_encode->video_delay_ms = 0;
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system_encode->audio_delay_ms = 0;
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system_encode->sectors_delay = 0;
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system_encode->startup_delay = ~1;
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system_encode->which_streams = 0;
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system_encode->num_audio_pads = 0;
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system_encode->num_video_pads = 0;
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system_encode->pack = g_malloc (sizeof (Pack_struc));
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system_encode->sys_header = g_malloc (sizeof (Sys_header_struc));
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system_encode->sector = g_malloc (sizeof (Sector_struc));
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}
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static GstPad *
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gst_system_encode_request_new_pad (GstElement * element, GstPadTemplate * templ,
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const gchar * unused)
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{
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GstMPEG1SystemEncode *system_encode;
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gchar *name = NULL;
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GstPad *newpad;
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g_return_val_if_fail (templ != NULL, NULL);
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if (templ->direction != GST_PAD_SINK) {
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g_warning ("system_encode: request pad that is not a SINK pad\n");
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return NULL;
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}
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system_encode = GST_SYSTEM_ENCODE (element);
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if (templ == gst_static_pad_template_get (&audio_sink_factory)) {
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name = g_strdup_printf ("audio_%02d", system_encode->num_audio_pads);
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g_print ("%s\n", name);
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newpad = gst_pad_new_from_template (templ, name);
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gst_pad_set_element_private (newpad,
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GINT_TO_POINTER (system_encode->num_audio_pads));
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system_encode->audio_pad[system_encode->num_audio_pads] = newpad;
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system_encode->num_audio_pads++;
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system_encode->which_streams |= STREAMS_AUDIO;
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} else if (templ == gst_static_pad_template_get (&video_sink_factory)) {
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name = g_strdup_printf ("video_%02d", system_encode->num_video_pads);
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g_print ("%s\n", name);
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newpad = gst_pad_new_from_template (templ, name);
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gst_pad_set_element_private (newpad,
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GINT_TO_POINTER (system_encode->num_video_pads));
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system_encode->video_pad[system_encode->num_video_pads] = newpad;
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system_encode->num_video_pads++;
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system_encode->which_streams |= STREAMS_VIDEO;
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} else {
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g_warning ("system_encode: this is not our template!\n");
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return NULL;
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}
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gst_pad_set_chain_function (newpad, gst_system_encode_chain);
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gst_element_add_pad (GST_ELEMENT (system_encode), newpad);
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return newpad;
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}
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/* return a list of all the highest prioripty streams */
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static GList *
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gst_system_encode_pick_streams (GList * mta,
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GstMPEG1SystemEncode * system_encode)
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{
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guint64 lowest = ~1;
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GST_DEBUG ("pick_streams: %" G_GINT64_FORMAT ", %" G_GINT64_FORMAT,
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system_encode->video_buffer->next_frame_time,
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system_encode->audio_buffer->next_frame_time);
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if (system_encode->which_streams & STREAMS_VIDEO) {
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if (system_encode->video_buffer->next_frame_time <
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lowest - system_encode->video_delay) {
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lowest = system_encode->video_buffer->next_frame_time;
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}
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}
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if (system_encode->which_streams & STREAMS_AUDIO) {
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if (system_encode->audio_buffer->next_frame_time <
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lowest - system_encode->audio_delay) {
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lowest = system_encode->audio_buffer->next_frame_time;
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}
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}
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if (system_encode->which_streams & STREAMS_VIDEO) {
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if (system_encode->video_buffer->next_frame_time == lowest) {
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mta = g_list_append (mta, system_encode->video_buffer);
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}
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}
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if (system_encode->which_streams & STREAMS_AUDIO) {
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if (system_encode->audio_buffer->next_frame_time == lowest) {
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mta = g_list_append (mta, system_encode->audio_buffer);
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}
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}
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return mta;
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}
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static gboolean
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gst_system_encode_have_data (GstMPEG1SystemEncode * system_encode)
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{
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if (system_encode->which_streams == (STREAMS_VIDEO | STREAMS_AUDIO)) {
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if (MPEG1MUX_BUFFER_QUEUED (system_encode->audio_buffer) > 2 &&
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MPEG1MUX_BUFFER_SPACE (system_encode->audio_buffer) >
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system_encode->packet_size * 2
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&& MPEG1MUX_BUFFER_QUEUED (system_encode->video_buffer) > 2
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&& MPEG1MUX_BUFFER_SPACE (system_encode->video_buffer) >
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system_encode->packet_size * 2) {
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return TRUE;
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}
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}
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if (system_encode->which_streams == STREAMS_VIDEO) {
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if (MPEG1MUX_BUFFER_QUEUED (system_encode->video_buffer) > 2 &&
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MPEG1MUX_BUFFER_SPACE (system_encode->video_buffer) >
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system_encode->packet_size * 2) {
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return TRUE;
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}
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}
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if (system_encode->which_streams == STREAMS_VIDEO) {
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if (MPEG1MUX_BUFFER_QUEUED (system_encode->audio_buffer) > 2 &&
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MPEG1MUX_BUFFER_SPACE (system_encode->audio_buffer) >
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system_encode->packet_size * 2) {
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return TRUE;
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}
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}
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return FALSE;
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}
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static GList *
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gst_system_encode_update_mta (GstMPEG1SystemEncode * system_encode, GList * mta,
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gulong size)
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{
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GList *streams = g_list_first (mta);
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Mpeg1MuxBuffer *mb = (Mpeg1MuxBuffer *) streams->data;
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GST_DEBUG ("system_encode::multiplex: update mta");
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mpeg1mux_buffer_shrink (mb, size);
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mta = g_list_remove (mta, mb);
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return mta;
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}
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static void
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gst_system_setup_multiplex (GstMPEG1SystemEncode * system_encode)
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{
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Mpeg1MuxTimecode *video_tc, *audio_tc;
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system_encode->audio_buffer_size = 4 * 1024;
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system_encode->video_buffer_size = 46 * 1024;
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system_encode->bytes_output = 0;
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system_encode->min_packet_data =
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system_encode->packet_size - PACK_HEADER_SIZE - SYS_HEADER_SIZE -
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PACKET_HEADER_SIZE - AFTER_PACKET_LENGTH;
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system_encode->max_packet_data =
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system_encode->packet_size - PACKET_HEADER_SIZE - AFTER_PACKET_LENGTH;
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if (system_encode->which_streams & STREAMS_VIDEO) {
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system_encode->video_rate =
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system_encode->video_buffer->info.video.bit_rate * 50;
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} else
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system_encode->video_rate = 0;
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if (system_encode->which_streams & STREAMS_AUDIO)
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system_encode->audio_rate =
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system_encode->audio_buffer->info.audio.bit_rate * 128;
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else
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system_encode->audio_rate = 0;
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system_encode->data_rate =
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system_encode->video_rate + system_encode->audio_rate;
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system_encode->dmux_rate = ceil ((double) (system_encode->data_rate) *
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((double) (system_encode->packet_size) /
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(double) (system_encode->min_packet_data) +
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((double) (system_encode->packet_size) /
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(double) (system_encode->max_packet_data) *
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(double) (system_encode->packets_per_pack -
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1.))) / (double) (system_encode->packets_per_pack));
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system_encode->data_rate = ceil (system_encode->dmux_rate / 50.) * 50;
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GST_DEBUG
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("system_encode::multiplex: data_rate %u, video_rate: %u, audio_rate: %u",
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system_encode->data_rate, system_encode->video_rate,
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system_encode->audio_rate);
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system_encode->video_delay =
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(double) system_encode->video_delay_ms * (double) (CLOCKS / 1000);
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system_encode->audio_delay =
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(double) system_encode->audio_delay_ms * (double) (CLOCKS / 1000);
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system_encode->mux_rate = ceil (system_encode->dmux_rate / 50.);
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system_encode->dmux_rate = system_encode->mux_rate * 50.;
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video_tc = MPEG1MUX_BUFFER_FIRST_TIMECODE (system_encode->video_buffer);
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audio_tc = MPEG1MUX_BUFFER_FIRST_TIMECODE (system_encode->audio_buffer);
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GST_DEBUG ("system_encode::video tc %" G_GINT64_FORMAT ", audio tc %"
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G_GINT64_FORMAT ":", video_tc->DTS, audio_tc->DTS);
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system_encode->delay = ((double) system_encode->sectors_delay +
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ceil ((double) video_tc->length /
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(double) system_encode->min_packet_data) +
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ceil ((double) video_tc->length /
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(double) system_encode->min_packet_data)) *
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(double) system_encode->packet_size / system_encode->dmux_rate *
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(double) CLOCKS;
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system_encode->audio_delay += system_encode->delay;
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system_encode->video_delay += system_encode->delay;
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system_encode->audio_delay = 0;
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system_encode->video_delay = 0;
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system_encode->delay = 0;
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GST_DEBUG ("system_encode::multiplex: delay %g, mux_rate: %lu",
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system_encode->delay, system_encode->mux_rate);
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}
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static void
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gst_system_encode_multiplex (GstMPEG1SystemEncode * system_encode)
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{
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GList *streams;
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Mpeg1MuxBuffer *mb = (Mpeg1MuxBuffer *) streams->data;
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guchar timestamps;
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guchar buffer_scale;
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GstBuffer *outbuf;
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Pack_struc *pack;
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Sys_header_struc *sys_header;
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Mpeg1MuxTimecode *tc;
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gulong buffer_size, non_scaled_buffer_size, total_queued;
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guint64 PTS, DTS;
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g_mutex_lock (system_encode->lock);
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while (gst_system_encode_have_data (system_encode)) {
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GST_DEBUG ("system_encode::multiplex: multiplexing");
|
|
|
|
if (!system_encode->have_setup) {
|
|
gst_system_setup_multiplex (system_encode);
|
|
system_encode->have_setup = TRUE;
|
|
}
|
|
|
|
if (system_encode->mta == NULL) {
|
|
system_encode->mta =
|
|
gst_system_encode_pick_streams (system_encode->mta, system_encode);
|
|
}
|
|
if (system_encode->mta == NULL)
|
|
break;
|
|
|
|
|
|
system_encode->SCR =
|
|
(guint64) (system_encode->bytes_output +
|
|
LAST_SCR_BYTE_IN_PACK) * CLOCKS / system_encode->dmux_rate;
|
|
|
|
|
|
streams = g_list_first (system_encode->mta);
|
|
mb = (Mpeg1MuxBuffer *) streams->data;
|
|
|
|
if (system_encode->current_pack == system_encode->packets_per_pack) {
|
|
create_pack (system_encode->pack, system_encode->SCR,
|
|
system_encode->mux_rate);
|
|
create_sys_header (system_encode->sys_header, system_encode->mux_rate, 1,
|
|
1, 1, 1, 1, 1, AUDIO_STR_0, 0, system_encode->audio_buffer_size / 128,
|
|
VIDEO_STR_0, 1, system_encode->video_buffer_size / 1024,
|
|
system_encode->which_streams);
|
|
system_encode->current_pack = 0;
|
|
pack = system_encode->pack;
|
|
sys_header = system_encode->sys_header;
|
|
} else {
|
|
system_encode->current_pack++;
|
|
pack = NULL;
|
|
sys_header = NULL;
|
|
}
|
|
|
|
tc = MPEG1MUX_BUFFER_FIRST_TIMECODE (mb);
|
|
if (mb->new_frame) {
|
|
GST_DEBUG ("system_encode::multiplex: new frame");
|
|
if (tc->frame_type == FRAME_TYPE_AUDIO
|
|
|| tc->frame_type == FRAME_TYPE_IFRAME
|
|
|| tc->frame_type == FRAME_TYPE_PFRAME) {
|
|
timestamps = TIMESTAMPS_PTS;
|
|
} else {
|
|
timestamps = TIMESTAMPS_PTS_DTS;
|
|
}
|
|
} else {
|
|
timestamps = TIMESTAMPS_NO;
|
|
}
|
|
|
|
if (tc->frame_type != FRAME_TYPE_AUDIO) {
|
|
if (tc->PTS < system_encode->startup_delay)
|
|
system_encode->startup_delay = tc->PTS;
|
|
}
|
|
|
|
if (tc->frame_type == FRAME_TYPE_AUDIO) {
|
|
buffer_scale = 0;
|
|
non_scaled_buffer_size = system_encode->audio_buffer_size;
|
|
buffer_size = system_encode->audio_buffer_size / 128;
|
|
PTS = tc->PTS + system_encode->audio_delay + system_encode->startup_delay;
|
|
DTS = tc->PTS + system_encode->audio_delay + system_encode->startup_delay;
|
|
} else {
|
|
buffer_scale = 1;
|
|
non_scaled_buffer_size = system_encode->video_buffer_size;
|
|
buffer_size = system_encode->video_buffer_size / 1024;
|
|
PTS = tc->PTS + system_encode->video_delay;
|
|
DTS = tc->DTS + system_encode->video_delay;
|
|
}
|
|
|
|
total_queued = mpeg1mux_buffer_update_queued (mb, system_encode->SCR);
|
|
|
|
if (non_scaled_buffer_size - total_queued >= system_encode->packet_size) {
|
|
|
|
/* write the pack/packet here */
|
|
create_sector (system_encode->sector, pack, sys_header,
|
|
system_encode->packet_size,
|
|
MPEG1MUX_BUFFER_DATA (mb), mb->stream_id, buffer_scale,
|
|
buffer_size, TRUE, PTS, DTS,
|
|
timestamps, system_encode->which_streams);
|
|
/* update mta */
|
|
system_encode->mta =
|
|
gst_system_encode_update_mta (system_encode, system_encode->mta,
|
|
system_encode->sector->length_of_packet_data);
|
|
} else {
|
|
/* write a padding packet */
|
|
create_sector (system_encode->sector, pack, sys_header,
|
|
system_encode->packet_size, NULL, PADDING_STR, 0,
|
|
0, FALSE, 0, 0, TIMESTAMPS_NO, system_encode->which_streams);
|
|
}
|
|
|
|
outbuf = gst_buffer_new ();
|
|
GST_BUFFER_DATA (outbuf) =
|
|
g_malloc (system_encode->sector->length_of_sector);
|
|
GST_BUFFER_SIZE (outbuf) = system_encode->sector->length_of_sector;
|
|
memcpy (GST_BUFFER_DATA (outbuf), system_encode->sector->buf,
|
|
system_encode->sector->length_of_sector);
|
|
system_encode->bytes_output += GST_BUFFER_SIZE (outbuf);
|
|
gst_pad_push (system_encode->srcpad, GST_DATA (outbuf));
|
|
|
|
GST_DEBUG ("system_encode::multiplex: writing %02x", mb->stream_id);
|
|
|
|
}
|
|
GST_INFO ("system_encode::multiplex: data left in video buffer %lu\n",
|
|
MPEG1MUX_BUFFER_SPACE (system_encode->video_buffer));
|
|
GST_INFO ("system_encode::multiplex: data left in audio buffer %lu\n",
|
|
MPEG1MUX_BUFFER_SPACE (system_encode->audio_buffer));
|
|
|
|
g_mutex_unlock (system_encode->lock);
|
|
}
|
|
|
|
static void
|
|
gst_system_encode_chain (GstPad * pad, GstData * _data)
|
|
{
|
|
GstBuffer *buf = GST_BUFFER (_data);
|
|
GstMPEG1SystemEncode *system_encode;
|
|
guchar *data;
|
|
gulong size;
|
|
const gchar *padname;
|
|
gint channel;
|
|
|
|
g_return_if_fail (pad != NULL);
|
|
g_return_if_fail (GST_IS_PAD (pad));
|
|
g_return_if_fail (buf != NULL);
|
|
|
|
system_encode = GST_SYSTEM_ENCODE (GST_OBJECT_PARENT (pad));
|
|
data = GST_BUFFER_DATA (buf);
|
|
size = GST_BUFFER_SIZE (buf);
|
|
|
|
GST_DEBUG ("system_encode::chain: system_encode: have buffer of size %lu",
|
|
size);
|
|
padname = GST_OBJECT_NAME (pad);
|
|
|
|
if (strncmp (padname, "audio_", 6) == 0) {
|
|
channel = atoi (&padname[6]);
|
|
GST_DEBUG
|
|
("gst_system_encode_chain: got audio buffer in from audio channel %02d",
|
|
channel);
|
|
|
|
mpeg1mux_buffer_queue (system_encode->audio_buffer, buf);
|
|
} else if (strncmp (padname, "video_", 6) == 0) {
|
|
channel = atoi (&padname[6]);
|
|
GST_DEBUG
|
|
("gst_system_encode_chain: got video buffer in from video channel %02d",
|
|
channel);
|
|
|
|
mpeg1mux_buffer_queue (system_encode->video_buffer, buf);
|
|
|
|
} else {
|
|
g_assert_not_reached ();
|
|
}
|
|
gst_system_encode_multiplex (system_encode);
|
|
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
static void
|
|
gst_system_encode_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstMPEG1SystemEncode *system_encode;
|
|
|
|
g_return_if_fail (GST_IS_SYSTEM_ENCODE (object));
|
|
system_encode = GST_SYSTEM_ENCODE (object);
|
|
|
|
switch (prop_id) {
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_system_encode_get_property (GObject * object, guint prop_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstMPEG1SystemEncode *src;
|
|
|
|
g_return_if_fail (GST_IS_SYSTEM_ENCODE (object));
|
|
src = GST_SYSTEM_ENCODE (object);
|
|
|
|
switch (prop_id) {
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
/* this filter needs the getbits functions */
|
|
if (!gst_library_load ("gstgetbits"))
|
|
return FALSE;
|
|
|
|
return gst_element_register (plugin, "mpeg1sysenc",
|
|
GST_RANK_NONE, GST_TYPE_SYSTEM_ENCODE);
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
"mpeg1sysenc",
|
|
"MPEG-1 system stream encoder",
|
|
plugin_init, VERSION, "GPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
|