mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 16:21:17 +00:00
0475cf2613
Original commit message from CVS: 2003-12-23 Ronald Bultje <rbultje@ronald.bitfreak.net> * ext/divx/gstdivxdec.c: (gst_divxdec_base_init), (gst_divxdec_init), (gst_divxdec_negotiate): * ext/divx/gstdivxdec.h: * ext/divx/gstdivxenc.c: (gst_divxenc_base_init), (gst_divxenc_init): * ext/faac/gstfaac.c: (gst_faac_base_init), (gst_faac_init), (gst_faac_sinkconnect), (gst_faac_srcconnect): * ext/mpeg2enc/gstmpeg2enc.cc: * ext/mpeg2enc/gstmpeg2encoder.cc: * ext/mpeg2enc/gstmpeg2encpicturereader.cc: * sys/dxr3/dxr3audiosink.c: (dxr3audiosink_base_init), (dxr3audiosink_init), (dxr3audiosink_pcm_sinklink): * sys/dxr3/dxr3spusink.c: (dxr3spusink_base_init), (dxr3spusink_init): * sys/dxr3/dxr3videosink.c: (dxr3videosink_base_init), (dxr3videosink_init): Fix caps breakage after Dave's caps branch merge.
95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
/* GStreamer mpeg2enc (mjpegtools) wrapper
|
|
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
|
*
|
|
* gstmpeg2encoder.cc: gstreamer/mpeg2enc encoder class
|
|
*
|
|
* 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 <mpegconsts.h>
|
|
#include <quantize.hh>
|
|
#include <ratectl.hh>
|
|
#include <seqencoder.hh>
|
|
#include <mpeg2coder.hh>
|
|
|
|
#include "gstmpeg2encoder.hh"
|
|
|
|
/*
|
|
* Class init stuff.
|
|
*/
|
|
|
|
GstMpeg2Encoder::GstMpeg2Encoder (GstMpeg2EncOptions *options,
|
|
GstPad *sinkpad,
|
|
GstCaps *caps,
|
|
GstPad *srcpad) :
|
|
MPEG2Encoder (*options)
|
|
{
|
|
MPEG2EncInVidParams strm;
|
|
|
|
/* I/O */
|
|
reader = new GstMpeg2EncPictureReader (sinkpad, caps, &parms);
|
|
reader->StreamPictureParams (strm);
|
|
if (options->SetFormatPresets (strm)) {
|
|
g_warning ("Eek! Format presets failed. This is really bad!");
|
|
}
|
|
writer = new GstMpeg2EncStreamWriter (srcpad, &parms);
|
|
|
|
/* encoding internals */
|
|
quantizer = new Quantizer (parms);
|
|
coder = new MPEG2Coder (parms, *writer);
|
|
bitrate_controller = new OnTheFlyRateCtl (parms);
|
|
|
|
/* sequencer */
|
|
seqencoder = new SeqEncoder (parms, *reader, *quantizer,
|
|
*writer, *coder, *bitrate_controller);
|
|
|
|
parms.Init (*options);
|
|
reader->Init ();
|
|
quantizer->Init ();
|
|
}
|
|
|
|
/*
|
|
* One image.
|
|
*/
|
|
|
|
void
|
|
GstMpeg2Encoder::encodePicture ()
|
|
{
|
|
/* hm, this is all... eek! */
|
|
seqencoder->Encode ();
|
|
}
|
|
|
|
/*
|
|
* Get current output format.
|
|
*/
|
|
|
|
GstCaps *
|
|
GstMpeg2Encoder::getFormat ()
|
|
{
|
|
gdouble fps = Y4M_RATIO_DBL (mpeg_framerate (options.frame_rate));
|
|
|
|
return gst_caps_new_simple ("video/mpeg",
|
|
"systemstream", G_TYPE_BOOLEAN, FALSE,
|
|
"mpegversion", G_TYPE_INT, options.mpeg,
|
|
"width", G_TYPE_INT, options.in_img_width,
|
|
"height", G_TYPE_INT, options.in_img_height,
|
|
"framerate", G_TYPE_DOUBLE, fps,
|
|
NULL);
|
|
}
|