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resindvd: First part of the re-plugging audio decoder

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This commit is contained in:
Jan Schmidt 2009-02-27 10:18:14 +00:00
parent 093f844640
commit 7d33cf22a9
3 changed files with 198 additions and 0 deletions
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2
ext/resindvd/Makefile.am
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@ -6,6 +6,7 @@ libresindvd_la_SOURCES = \
plugin.c \ plugin.c \
resindvdbin.c \ resindvdbin.c \
rsnaudiomunge.c \ rsnaudiomunge.c \
rsnaudiodec.c \
rsnbasesrc.c \ rsnbasesrc.c \
rsnpushsrc.c \ rsnpushsrc.c \
rsnstreamselector.c \ rsnstreamselector.c \
@ -23,6 +24,7 @@ libresindvd_la_LIBTOOLFLAGS = --tag=disable-static
noinst_HEADERS = resindvdbin.h \ noinst_HEADERS = resindvdbin.h \
rsnaudiomunge.h \ rsnaudiomunge.h \
rsnaudiodec.h \
rsnbasesrc.h \ rsnbasesrc.h \
rsnpushsrc.h \ rsnpushsrc.h \
rsnstreamselector.h \ rsnstreamselector.h \

143
ext/resindvd/rsnaudiodec.c Normal file
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@ -0,0 +1,143 @@
/* GStreamer
* Copyright (C) <2009> Jan Schmidt <thaytan@noraisin.net>
*
* 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 "rsnaudiodec.h"
GST_DEBUG_CATEGORY_STATIC (rsn_audiodec_debug);
#define GST_CAT_DEFAULT rsn_audiodec_debug
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/mpeg,mpegversion=(int)1;"
"audio/x-private1-lpcm;"
"audio/x-private1-ac3;" "audio/x-private1-dts;" "audio/ac3")
);
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) { 32, 64 }; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 32, "
"depth = (int) 32, "
"signed = (boolean) true; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 24, "
"depth = (int) 24, "
"signed = (boolean) true; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 16, "
"depth = (int) 16, "
"signed = (boolean) true; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 8, " "depth = (int) 8, " "signed = (boolean) true")
);
G_DEFINE_TYPE (RsnAudioDec, rsn_audiodec, GST_TYPE_BIN);
static gboolean rsn_audiodec_set_sink_caps (GstPad * sinkpad, GstCaps * caps);
static GstCaps *rsn_audiodec_get_sink_caps (GstPad * sinkpad);
static GstFlowReturn rsn_audiodec_chain (GstPad * pad, GstBuffer * buf);
static gboolean rsn_audiodec_sink_event (GstPad * pad, GstEvent * event);
static void
rsn_audiodec_class_init (RsnAudioDecClass * klass)
{
static GstElementDetails element_details = {
"RsnAudioDec",
"Audio/Decoder",
"Resin DVD audio stream decoder",
"Jan Schmidt <thaytan@noraisin.net>"
};
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GST_DEBUG_CATEGORY_INIT (rsn_audiodec_debug, "rsn_audiodec",
0, "Resin DVD audio stream decoder");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template));
gst_element_class_set_details (element_class, &element_details);
}
static void
rsn_audiodec_init (RsnAudioDec * self)
{
self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
gst_pad_set_setcaps_function (self->sinkpad,
GST_DEBUG_FUNCPTR (rsn_audiodec_set_sink_caps));
gst_pad_set_getcaps_function (self->sinkpad,
GST_DEBUG_FUNCPTR (rsn_audiodec_get_sink_caps));
gst_pad_set_chain_function (self->sinkpad,
GST_DEBUG_FUNCPTR (rsn_audiodec_chain));
gst_pad_set_event_function (self->sinkpad,
GST_DEBUG_FUNCPTR (rsn_audiodec_sink_event));
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
self->srcpad = gst_pad_new_from_static_template (&src_template, "src");
gst_element_add_pad (GST_ELEMENT (self), self->srcpad);
}
static gboolean
rsn_audiodec_set_sink_caps (GstPad * sinkpad, GstCaps * caps)
{
return FALSE;
}
static GstCaps *
rsn_audiodec_get_sink_caps (GstPad * sinkpad)
{
return NULL;
}
static GstFlowReturn
rsn_audiodec_chain (GstPad * pad, GstBuffer * buf)
{
return GST_FLOW_ERROR;
}
static gboolean
rsn_audiodec_sink_event (GstPad * pad, GstEvent * event)
{
return FALSE;
}

53
ext/resindvd/rsnaudiodec.h Normal file
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@ -0,0 +1,53 @@
/* GStreamer
* Copyright (C) <2009> Jan Schmidt <thaytan@noraisin.net>
*
* 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 __RSNAUDIODEC_H__
#define __RSNAUDIODEC_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define RSN_TYPE_AUDIODEC (rsn_audiodec_get_type())
#define RSN_AUDIODEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),RSN_TYPE_AUDIODEC,RsnAudioMunge))
#define RSN_AUDIODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),RSN_TYPE_AUDIODEC,RsnAudioMungeClass))
#define RSN_IS_AUDIODEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),RSN_TYPE_AUDIODEC))
#define RSN_IS_AUDIODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),RSN_TYPE_AUDIODEC))
GType rsn_audiodec_get_type (void) G_GNUC_CONST;
typedef struct _RsnAudioDec RsnAudioDec;
typedef struct _RsnAudioDecClass RsnAudioDecClass;
struct _RsnAudioDec {
GstBin element;
GstPad *sinkpad;
GstPad *srcpad;
GstElement *cur_dec;
};
struct _RsnAudioDecClass {
GstBinClass parent_class;
};
G_END_DECLS
#endif /* __RSNAUDIODEC_H__ */