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Update to 1.1 API (#165446).

Browse source 
Original commit message from CVS:
* configure.ac:
* ext/musepack/Makefile.am:
* ext/musepack/gstmusepackdec.c: (gst_musepackdec_class_init),
(gst_musepackdec_init), (gst_musepackdec_dispose),
(gst_musepackdec_src_query), (gst_musepackdec_src_convert),
(gst_musepack_stream_init), (gst_musepackdec_loop),
(gst_musepackdec_change_state):
* ext/musepack/gstmusepackdec.cpp:
* ext/musepack/gstmusepackdec.h:
* ext/musepack/gstmusepackreader.c: (gst_musepack_reader_peek),
(gst_musepack_reader_read), (gst_musepack_reader_seek),
(gst_musepack_reader_tell), (gst_musepack_reader_get_size),
(gst_musepack_reader_canseek), (gst_musepack_init_reader):
* ext/musepack/gstmusepackreader.cpp:
* ext/musepack/gstmusepackreader.h:
Update to 1.1 API (#165446).
This commit is contained in:
Ronald S. Bultje 2005-01-29 01:28:34 +00:00
parent 6af0bb76f1
commit f6b6f72c1c
9 changed files with 167 additions and 834 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
ChangeLog
View file

@ -1,3 +1,22 @@
2005-01-29 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* configure.ac:
* ext/musepack/Makefile.am:
* ext/musepack/gstmusepackdec.c: (gst_musepackdec_class_init),
(gst_musepackdec_init), (gst_musepackdec_dispose),
(gst_musepackdec_src_query), (gst_musepackdec_src_convert),
(gst_musepack_stream_init), (gst_musepackdec_loop),
(gst_musepackdec_change_state):
* ext/musepack/gstmusepackdec.cpp:
* ext/musepack/gstmusepackdec.h:
* ext/musepack/gstmusepackreader.c: (gst_musepack_reader_peek),
(gst_musepack_reader_read), (gst_musepack_reader_seek),
(gst_musepack_reader_tell), (gst_musepack_reader_get_size),
(gst_musepack_reader_canseek), (gst_musepack_init_reader):
* ext/musepack/gstmusepackreader.cpp:
* ext/musepack/gstmusepackreader.h:
Update to 1.1 API (#165446).
2005-01-28 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/Makefile.am:

2
configure.ac
View file

@ -1469,7 +1469,7 @@ dnl *** musepack ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MUSEPACK, true)
GST_CHECK_FEATURE(MUSEPACK, [musepackdec], musepack, [
AC_LANG_CPLUSPLUS
AC_CHECK_HEADER([musepack/mpc_dec.h], [
AC_CHECK_HEADER([musepack/musepack.h], [
HAVE_MUSEPACK="yes"
MUSEPACK_LIBS="-lmusepack"
AC_SUBST(MUSEPACK_LIBS)

6
ext/musepack/Makefile.am
View file

@ -1,9 +1,9 @@
plugin_LTLIBRARIES = libgstmusepack.la
libgstmusepack_la_SOURCES = \
gstmusepackdec.cpp \
gstmusepackreader.cpp
libgstmusepack_la_CXXFLAGS = $(MUSEPACK_CFLAGS) $(GST_CFLAGS)
gstmusepackdec.c \
gstmusepackreader.c
libgstmusepack_la_CFLAGS = $(MUSEPACK_CFLAGS) $(GST_CFLAGS)
libgstmusepack_la_LIBADD = $(MUSEPACK_LIBS)
libgstmusepack_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)

159
ext/musepack/gstmusepackdec.c
View file

@ -48,13 +48,13 @@ static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_ALWAYS,
GST_STATIC_CAPS (BASE_CAPS ", "
"endianness = (int) BYTE_ORDER, "
"rate = (int) [ 8000, 96000 ], "
"channels = (int) [ 1, 2 ]")
"rate = (int) [ 8000, 96000 ], " "channels = (int) [ 1, 2 ]")
);
static void gst_musepackdec_base_init (GstMusepackDecClass * klass);
static void gst_musepackdec_class_init (GstMusepackDecClass * klass);
static void gst_musepackdec_init (GstMusepackDec * musepackdec);
static void gst_musepackdec_dispose (GObject * obj);
static gboolean gst_musepackdec_src_event (GstPad * pad, GstEvent * event);
static const GstFormat *gst_musepackdec_get_formats (GstPad * pad);
@ -68,7 +68,7 @@ static gboolean gst_musepackdec_src_convert (GstPad * pad,
static void gst_musepackdec_loop (GstElement * element);
static GstElementStateReturn
gst_musepackdec_change_state (GstElement * element);
gst_musepackdec_change_state (GstElement * element);
static GstElementClass *parent_class = NULL;
@ -102,12 +102,11 @@ gst_musepackdec_get_type (void)
static void
gst_musepackdec_base_init (GstMusepackDecClass * klass)
{
static GstElementDetails gst_musepackdec_details = GST_ELEMENT_DETAILS (
"Musepack decoder",
"Codec/Decoder/Audio",
"Musepack decoder",
"Ronald Bultje <rbultje@ronald.bitfreak.net>"
);
static GstElementDetails gst_musepackdec_details =
GST_ELEMENT_DETAILS ("Musepack decoder",
"Codec/Decoder/Audio",
"Musepack decoder",
"Ronald Bultje <rbultje@ronald.bitfreak.net>");
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_pad_template (element_class,
@ -121,11 +120,10 @@ gst_musepackdec_base_init (GstMusepackDecClass * klass)
static void
gst_musepackdec_class_init (GstMusepackDecClass * klass)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
parent_class = GST_ELEMENT_CLASS (g_type_class_ref (GST_TYPE_ELEMENT));
gstelement_class->change_state = gst_musepackdec_change_state;
GST_ELEMENT_CLASS (klass)->change_state = gst_musepackdec_change_state;
G_OBJECT_CLASS (klass)->dispose = gst_musepackdec_dispose;
}
static void
@ -133,7 +131,9 @@ gst_musepackdec_init (GstMusepackDec * musepackdec)
{
GST_FLAG_SET (musepackdec, GST_ELEMENT_EVENT_AWARE);
musepackdec->dec = NULL;
musepackdec->r = g_new (mpc_reader, 1);
musepackdec->d = g_new (mpc_decoder, 1);
musepackdec->init = FALSE;
musepackdec->seek_pending = FALSE;
musepackdec->sinkpad =
@ -163,6 +163,19 @@ gst_musepackdec_init (GstMusepackDec * musepackdec)
gst_musepackdec_loop);
}
static void
gst_musepackdec_dispose (GObject * obj)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (obj);
g_free (musepackdec->r);
musepackdec->r = NULL;
g_free (musepackdec->d);
musepackdec->d = NULL;
G_OBJECT_CLASS (parent_class)->dispose (obj);
}
static gboolean
gst_musepackdec_src_event (GstPad * pad, GstEvent * event)
{
@ -170,21 +183,20 @@ gst_musepackdec_src_event (GstPad * pad, GstEvent * event)
gboolean res;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEEK: {
case GST_EVENT_SEEK:{
gint64 offset, len, pos;
GstFormat fmt = GST_FORMAT_TIME;
/* in time */
if (!gst_pad_convert (pad,
(GstFormat) GST_EVENT_SEEK_FORMAT (event),
GST_EVENT_SEEK_OFFSET (event),
&fmt, &offset) ||
(GstFormat) GST_EVENT_SEEK_FORMAT (event),
GST_EVENT_SEEK_OFFSET (event),
&fmt, &offset) ||
!gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->len,
&fmt, &len) ||
GST_FORMAT_DEFAULT, musepackdec->len,
&fmt, &len) ||
!gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->pos,
&fmt, &pos)) {
GST_FORMAT_DEFAULT, musepackdec->pos, &fmt, &pos)) {
res = FALSE;
break;
}
@ -246,9 +258,9 @@ static const GstEventMask *
gst_musepackdec_get_event_masks (GstPad * pad)
{
static const GstEventMask event_masks[] = {
{ GST_EVENT_SEEK,
(GstEventFlag) (GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH) },
{ (GstEventType) 0, (GstEventFlag) 0 }
{GST_EVENT_SEEK,
(GstEventFlag) (GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH)},
{(GstEventType) 0, (GstEventFlag) 0}
};
return event_masks;
@ -273,19 +285,17 @@ gst_musepackdec_src_query (GstPad * pad, GstQueryType type,
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (gst_pad_get_parent (pad));
gboolean res;
if (!musepackdec->dec)
if (!musepackdec->init)
return FALSE;
switch (type) {
case GST_QUERY_TOTAL:
res = gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->len,
format, value);
GST_FORMAT_DEFAULT, musepackdec->len, format, value);
break;
case GST_QUERY_POSITION:
res = gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->pos,
format, value);
GST_FORMAT_DEFAULT, musepackdec->pos, format, value);
break;
default:
res = FALSE;
@ -302,7 +312,7 @@ gst_musepackdec_src_convert (GstPad * pad, GstFormat src_format,
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (gst_pad_get_parent (pad));
gboolean res = TRUE;
if (!musepackdec->dec)
if (!musepackdec->init)
return FALSE;
switch (src_format) {
@ -361,51 +371,43 @@ gst_musepackdec_src_convert (GstPad * pad, GstFormat src_format,
static gboolean
gst_musepack_stream_init (GstMusepackDec * musepackdec)
{
StreamInfo si = StreamInfo ();
mpc_streaminfo i;
GstCaps *caps;
if (musepackdec->dec)
delete musepackdec->dec;
/* set up reading */
gst_musepack_init_reader (musepackdec->r, musepackdec->bs);
musepackdec->reader = new GstMusepackReader (musepackdec->bs);
if (si.ReadStreamInfo (musepackdec->reader) != ERROR_CODE_OK) {
/* streaminfo */
mpc_streaminfo_init (&i);
if (mpc_streaminfo_read (&i, musepackdec->r) < 0) {
GST_ELEMENT_ERROR (musepackdec, STREAM, WRONG_TYPE, (NULL), (NULL));
delete musepackdec->reader;
return FALSE;
}
musepackdec->dec = new MPC_decoder (musepackdec->reader);
if (!musepackdec->dec) {
GST_ELEMENT_ERROR (musepackdec, LIBRARY, INIT, (NULL),
("Creating decoder object failed"));
delete musepackdec->reader;
return FALSE;
}
if (!musepackdec->dec->Initialize (&si)) {
GST_ELEMENT_ERROR (musepackdec, LIBRARY, INIT, (NULL),
("Initializating stream failed"));
delete musepackdec->dec;
musepackdec->dec = NULL;
/* decoding */
mpc_decoder_setup (musepackdec->d, musepackdec->r);
mpc_decoder_scale_output (musepackdec->d, 1.0);
if (!mpc_decoder_initialize (musepackdec->d, &i)) {
GST_ELEMENT_ERROR (musepackdec, STREAM, WRONG_TYPE, (NULL), (NULL));
return FALSE;
}
/* capsnego */
caps = gst_caps_from_string (BASE_CAPS);
gst_caps_set_simple (caps,
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"channels", G_TYPE_INT, si.simple.Channels,
"rate", G_TYPE_INT, si.simple.SampleFreq, NULL);
"channels", G_TYPE_INT, i.channels,
"rate", G_TYPE_INT, i.sample_freq, NULL);
if (!gst_pad_set_explicit_caps (musepackdec->srcpad, caps)) {
GST_ELEMENT_ERROR (musepackdec, CORE, NEGOTIATION, (NULL), (NULL));
delete musepackdec->dec;
musepackdec->dec = NULL;
return FALSE;
}
musepackdec->bps = 4 * si.simple.Channels;
musepackdec->rate = si.simple.SampleFreq;
musepackdec->bps = 4 * i.channels;;
musepackdec->rate = i.sample_freq;
musepackdec->pos = 0;
musepackdec->len = si.simple.PCMSamples;
musepackdec->len = mpc_streaminfo_get_length_samples (&i);
musepackdec->init = TRUE;
return TRUE;
}
@ -417,8 +419,9 @@ gst_musepackdec_loop (GstElement * element)
GstBuffer *out;
GstFormat fmt;
gint ret;
guint32 update_acc, update_bits;
if (!musepackdec->dec) {
if (!musepackdec->init) {
if (!gst_musepack_stream_init (musepackdec))
return;
}
@ -427,7 +430,7 @@ gst_musepackdec_loop (GstElement * element)
gdouble seek_time = (gdouble) musepackdec->seek_time / GST_SECOND;
musepackdec->seek_pending = FALSE;
if (musepackdec->dec->SeekSeconds (seek_time)) {
if (mpc_decoder_seek_seconds (musepackdec->d, seek_time)) {
if (musepackdec->flush_pending) {
musepackdec->flush_pending = FALSE;
gst_pad_push (musepackdec->srcpad,
@ -435,37 +438,38 @@ gst_musepackdec_loop (GstElement * element)
}
gst_pad_push (musepackdec->srcpad,
GST_DATA (gst_event_new_discontinuous (FALSE,
GST_FORMAT_TIME, musepackdec->seek_time,
GST_FORMAT_UNDEFINED)));
GST_FORMAT_TIME, musepackdec->seek_time,
GST_FORMAT_UNDEFINED)));
fmt = GST_FORMAT_DEFAULT;
gst_pad_convert (musepackdec->srcpad,
GST_FORMAT_TIME, musepackdec->seek_time,
&fmt, (gint64 *) &musepackdec->pos);
&fmt, (gint64 *) & musepackdec->pos);
}
}
out = gst_buffer_new_and_alloc (MPC_decoder::DecodeBufferLength * 4);
ret = musepackdec->dec->Decode ((MPC_SAMPLE_FORMAT *) GST_BUFFER_DATA (out));
out = gst_buffer_new_and_alloc (MPC_DECODER_BUFFER_LENGTH * 4);
ret = mpc_decoder_decode (musepackdec->d,
(MPC_SAMPLE_FORMAT *) GST_BUFFER_DATA (out), &update_acc, &update_bits);
if (ret <= 0) {
if (musepackdec->reader->eos == true) {
if (ret == 0) {
gst_element_set_eos (element);
gst_pad_push (musepackdec->srcpad,
GST_DATA (gst_event_new (GST_EVENT_EOS)));
} else {
GST_ERROR_OBJECT (musepackdec, "Failed to decode sample");
}
gst_buffer_unref (out);
return;
}
GST_BUFFER_SIZE (out) = ret;
/* note that the size is still in samples */
GST_BUFFER_SIZE (out) = ret * musepackdec->bps;
fmt = GST_FORMAT_TIME;
gst_pad_query (musepackdec->srcpad,
GST_QUERY_POSITION, &fmt, (gint64 *) &GST_BUFFER_TIMESTAMP (out));
GST_QUERY_POSITION, &fmt, (gint64 *) & GST_BUFFER_TIMESTAMP (out));
gst_pad_convert (musepackdec->srcpad,
GST_FORMAT_DEFAULT, GST_BUFFER_SIZE (out),
&fmt, (gint64 *) &GST_BUFFER_DURATION (out));
musepackdec->pos += GST_BUFFER_SIZE (out);
/* convert to bytes */
GST_BUFFER_SIZE (out) *= musepackdec->bps;
GST_FORMAT_BYTES, GST_BUFFER_SIZE (out),
&fmt, (gint64 *) & GST_BUFFER_DURATION (out));
musepackdec->pos += GST_BUFFER_SIZE (out) / musepackdec->bps;
gst_pad_push (musepackdec->srcpad, GST_DATA (out));
}
@ -480,11 +484,7 @@ gst_musepackdec_change_state (GstElement * element)
break;
case GST_STATE_PAUSED_TO_READY:
musepackdec->seek_pending = FALSE;
if (musepackdec->dec != NULL) {
delete musepackdec->reader;
delete musepackdec->dec;
musepackdec->dec = NULL;
}
musepackdec->init = FALSE;
break;
case GST_STATE_READY_TO_NULL:
gst_bytestream_destroy (musepackdec->bs);
@ -504,11 +504,10 @@ plugin_init (GstPlugin * plugin)
{
return gst_library_load ("gstbytestream") &&
gst_element_register (plugin, "musepackdec",
GST_RANK_PRIMARY, GST_TYPE_MUSEPACK_DEC);
GST_RANK_PRIMARY, GST_TYPE_MUSEPACK_DEC);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"musepack",
"Musepack decoder",
plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)
"Musepack decoder", plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)

514
ext/musepack/gstmusepackdec.cpp
View file

@ -1,514 +0,0 @@
/* GStreamer Musepack decoder plugin
* Copyright (C) 2004 Ronald Bultje <rbultje@ronald.bitfreak.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 "gstmusepackdec.h"
#include "gstmusepackreader.h"
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-musepack")
);
#ifdef MPC_FIXED_POINT
#define BASE_CAPS \
"audio/x-raw-int, " \
"signed = (bool) TRUE, " \
"width = (int) 32, " \
"depth = (int) 32"
#else
#define BASE_CAPS \
"audio/x-raw-float, " \
"width = (int) 32, " \
"buffer-frames = (int) 0"
#endif
static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (BASE_CAPS ", "
"endianness = (int) BYTE_ORDER, "
"rate = (int) [ 8000, 96000 ], "
"channels = (int) [ 1, 2 ]")
);
static void gst_musepackdec_base_init (GstMusepackDecClass * klass);
static void gst_musepackdec_class_init (GstMusepackDecClass * klass);
static void gst_musepackdec_init (GstMusepackDec * musepackdec);
static gboolean gst_musepackdec_src_event (GstPad * pad, GstEvent * event);
static const GstFormat *gst_musepackdec_get_formats (GstPad * pad);
static const GstEventMask *gst_musepackdec_get_event_masks (GstPad * pad);
static const GstQueryType *gst_musepackdec_get_query_types (GstPad * pad);
static gboolean gst_musepackdec_src_query (GstPad * pad, GstQueryType type,
GstFormat * format, gint64 * value);
static gboolean gst_musepackdec_src_convert (GstPad * pad,
GstFormat src_format,
gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
static void gst_musepackdec_loop (GstElement * element);
static GstElementStateReturn
gst_musepackdec_change_state (GstElement * element);
static GstElementClass *parent_class = NULL;
/* static guint gst_musepackdec_signals[LAST_SIGNAL] = { 0 }; */
GType
gst_musepackdec_get_type (void)
{
static GType gst_musepackdec_type = 0;
if (!gst_musepackdec_type) {
static const GTypeInfo gst_musepackdec_info = {
sizeof (GstMusepackDecClass),
(GBaseInitFunc) gst_musepackdec_base_init,
NULL,
(GClassInitFunc) gst_musepackdec_class_init,
NULL,
NULL,
sizeof (GstMusepackDec),
0,
(GInstanceInitFunc) gst_musepackdec_init,
};
gst_musepackdec_type = g_type_register_static (GST_TYPE_ELEMENT,
"GstMusepackDec", &gst_musepackdec_info, (GTypeFlags) 0);
}
return gst_musepackdec_type;
}
static void
gst_musepackdec_base_init (GstMusepackDecClass * klass)
{
static GstElementDetails gst_musepackdec_details = GST_ELEMENT_DETAILS (
"Musepack decoder",
"Codec/Decoder/Audio",
"Musepack decoder",
"Ronald Bultje <rbultje@ronald.bitfreak.net>"
);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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, &gst_musepackdec_details);
}
static void
gst_musepackdec_class_init (GstMusepackDecClass * klass)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
parent_class = GST_ELEMENT_CLASS (g_type_class_ref (GST_TYPE_ELEMENT));
gstelement_class->change_state = gst_musepackdec_change_state;
}
static void
gst_musepackdec_init (GstMusepackDec * musepackdec)
{
GST_FLAG_SET (musepackdec, GST_ELEMENT_EVENT_AWARE);
musepackdec->dec = NULL;
musepackdec->seek_pending = FALSE;
musepackdec->sinkpad =
gst_pad_new_from_template (gst_static_pad_template_get (&sink_template),
"sink");
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->sinkpad);
musepackdec->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
"src");
gst_pad_set_event_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_event));
gst_pad_set_event_mask_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_get_event_masks));
gst_pad_set_query_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_query));
gst_pad_set_query_type_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_get_query_types));
gst_pad_set_convert_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_src_convert));
gst_pad_set_formats_function (musepackdec->srcpad,
GST_DEBUG_FUNCPTR (gst_musepackdec_get_formats));
gst_pad_use_explicit_caps (musepackdec->srcpad);
gst_element_add_pad (GST_ELEMENT (musepackdec), musepackdec->srcpad);
gst_element_set_loop_function (GST_ELEMENT (musepackdec),
gst_musepackdec_loop);
}
static gboolean
gst_musepackdec_src_event (GstPad * pad, GstEvent * event)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (gst_pad_get_parent (pad));
gboolean res;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEEK: {
gint64 offset, len, pos;
GstFormat fmt = GST_FORMAT_TIME;
/* in time */
if (!gst_pad_convert (pad,
(GstFormat) GST_EVENT_SEEK_FORMAT (event),
GST_EVENT_SEEK_OFFSET (event),
&fmt, &offset) ||
!gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->len,
&fmt, &len) ||
!gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->pos,
&fmt, &pos)) {
res = FALSE;
break;
}
/* offset from start */
switch (GST_EVENT_SEEK_METHOD (event)) {
case GST_SEEK_METHOD_SET:
break;
case GST_SEEK_METHOD_CUR:
offset += pos;
break;
case GST_SEEK_METHOD_END:
offset = len - offset;
break;
default:
res = FALSE;
goto done;
}
/* only valid seeks */
if (offset >= len || offset < 0) {
res = FALSE;
break;
}
/* store */
musepackdec->seek_pending = TRUE;
musepackdec->flush_pending =
GST_EVENT_SEEK_FLAGS (event) & GST_SEEK_FLAG_FLUSH;
musepackdec->seek_time = offset;
res = TRUE;
break;
}
default:
res = FALSE;
break;
}
done:
gst_event_unref (event);
return res;
}
static const GstFormat *
gst_musepackdec_get_formats (GstPad * pad)
{
static const GstFormat formats[] = {
GST_FORMAT_BYTES,
GST_FORMAT_DEFAULT,
GST_FORMAT_TIME,
(GstFormat) 0
};
return formats;
}
static const GstEventMask *
gst_musepackdec_get_event_masks (GstPad * pad)
{
static const GstEventMask event_masks[] = {
{ GST_EVENT_SEEK,
(GstEventFlag) (GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH) },
{ (GstEventType) 0, (GstEventFlag) 0 }
};
return event_masks;
}
static const GstQueryType *
gst_musepackdec_get_query_types (GstPad * pad)
{
static const GstQueryType query_types[] = {
GST_QUERY_TOTAL,
GST_QUERY_POSITION,
(GstQueryType) 0
};
return query_types;
}
static gboolean
gst_musepackdec_src_query (GstPad * pad, GstQueryType type,
GstFormat * format, gint64 * value)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (gst_pad_get_parent (pad));
gboolean res;
if (!musepackdec->dec)
return FALSE;
switch (type) {
case GST_QUERY_TOTAL:
res = gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->len,
format, value);
break;
case GST_QUERY_POSITION:
res = gst_pad_convert (pad,
GST_FORMAT_DEFAULT, musepackdec->pos,
format, value);
break;
default:
res = FALSE;
break;
}
return res;
}
static gboolean
gst_musepackdec_src_convert (GstPad * pad, GstFormat src_format,
gint64 src_value, GstFormat * dest_format, gint64 * dest_value)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (gst_pad_get_parent (pad));
gboolean res = TRUE;
if (!musepackdec->dec)
return FALSE;
switch (src_format) {
case GST_FORMAT_DEFAULT:
switch (*dest_format) {
case GST_FORMAT_TIME:
*dest_value = src_value * GST_SECOND / musepackdec->rate;
break;
case GST_FORMAT_BYTES:
*dest_value = src_value * musepackdec->bps;
break;
default:
res = FALSE;
break;
}
break;
case GST_FORMAT_TIME:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_value = src_value * musepackdec->rate / GST_SECOND;
break;
case GST_FORMAT_BYTES:
*dest_value = src_value * musepackdec->rate *
musepackdec->bps / GST_SECOND;
break;
default:
res = FALSE;
break;
}
break;
case GST_FORMAT_BYTES:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_value = src_value / musepackdec->bps;
break;
case GST_FORMAT_TIME:
*dest_value = src_value * GST_SECOND /
(musepackdec->bps * musepackdec->rate);
break;
default:
res = FALSE;
break;
}
break;
default:
res = FALSE;
break;
}
return TRUE;
}
static gboolean
gst_musepack_stream_init (GstMusepackDec * musepackdec)
{
StreamInfo si = StreamInfo ();
GstCaps *caps;
if (musepackdec->dec)
delete musepackdec->dec;
musepackdec->reader = new GstMusepackReader (musepackdec->bs);
if (si.ReadStreamInfo (musepackdec->reader) != ERROR_CODE_OK) {
GST_ELEMENT_ERROR (musepackdec, STREAM, WRONG_TYPE, (NULL), (NULL));
delete musepackdec->reader;
return FALSE;
}
musepackdec->dec = new MPC_decoder (musepackdec->reader);
if (!musepackdec->dec) {
GST_ELEMENT_ERROR (musepackdec, LIBRARY, INIT, (NULL),
("Creating decoder object failed"));
delete musepackdec->reader;
return FALSE;
}
if (!musepackdec->dec->Initialize (&si)) {
GST_ELEMENT_ERROR (musepackdec, LIBRARY, INIT, (NULL),
("Initializating stream failed"));
delete musepackdec->dec;
musepackdec->dec = NULL;
return FALSE;
}
caps = gst_caps_from_string (BASE_CAPS);
gst_caps_set_simple (caps,
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"channels", G_TYPE_INT, si.simple.Channels,
"rate", G_TYPE_INT, si.simple.SampleFreq, NULL);
if (!gst_pad_set_explicit_caps (musepackdec->srcpad, caps)) {
GST_ELEMENT_ERROR (musepackdec, CORE, NEGOTIATION, (NULL), (NULL));
delete musepackdec->dec;
musepackdec->dec = NULL;
return FALSE;
}
musepackdec->bps = 4 * si.simple.Channels;
musepackdec->rate = si.simple.SampleFreq;
musepackdec->pos = 0;
musepackdec->len = si.simple.PCMSamples;
return TRUE;
}
static void
gst_musepackdec_loop (GstElement * element)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (element);
GstBuffer *out;
GstFormat fmt;
gint ret;
if (!musepackdec->dec) {
if (!gst_musepack_stream_init (musepackdec))
return;
}
if (musepackdec->seek_pending) {
gdouble seek_time = (gdouble) musepackdec->seek_time / GST_SECOND;
musepackdec->seek_pending = FALSE;
if (musepackdec->dec->SeekSeconds (seek_time)) {
if (musepackdec->flush_pending) {
musepackdec->flush_pending = FALSE;
gst_pad_push (musepackdec->srcpad,
GST_DATA (gst_event_new (GST_EVENT_FLUSH)));
}
gst_pad_push (musepackdec->srcpad,
GST_DATA (gst_event_new_discontinuous (FALSE,
GST_FORMAT_TIME, musepackdec->seek_time,
GST_FORMAT_UNDEFINED)));
fmt = GST_FORMAT_DEFAULT;
gst_pad_convert (musepackdec->srcpad,
GST_FORMAT_TIME, musepackdec->seek_time,
&fmt, (gint64 *) &musepackdec->pos);
}
}
out = gst_buffer_new_and_alloc (MPC_decoder::DecodeBufferLength * 4);
ret = musepackdec->dec->Decode ((MPC_SAMPLE_FORMAT *) GST_BUFFER_DATA (out));
if (ret <= 0) {
if (musepackdec->reader->eos == true) {
gst_element_set_eos (element);
gst_pad_push (musepackdec->srcpad,
GST_DATA (gst_event_new (GST_EVENT_EOS)));
}
gst_buffer_unref (out);
return;
}
GST_BUFFER_SIZE (out) = ret;
/* note that the size is still in samples */
fmt = GST_FORMAT_TIME;
gst_pad_query (musepackdec->srcpad,
GST_QUERY_POSITION, &fmt, (gint64 *) &GST_BUFFER_TIMESTAMP (out));
gst_pad_convert (musepackdec->srcpad,
GST_FORMAT_DEFAULT, GST_BUFFER_SIZE (out),
&fmt, (gint64 *) &GST_BUFFER_DURATION (out));
musepackdec->pos += GST_BUFFER_SIZE (out);
/* convert to bytes */
GST_BUFFER_SIZE (out) *= musepackdec->bps;
gst_pad_push (musepackdec->srcpad, GST_DATA (out));
}
static GstElementStateReturn
gst_musepackdec_change_state (GstElement * element)
{
GstMusepackDec *musepackdec = GST_MUSEPACK_DEC (element);
switch (GST_STATE_TRANSITION (element)) {
case GST_STATE_NULL_TO_READY:
musepackdec->bs = gst_bytestream_new (musepackdec->sinkpad);
break;
case GST_STATE_PAUSED_TO_READY:
musepackdec->seek_pending = FALSE;
if (musepackdec->dec != NULL) {
delete musepackdec->reader;
delete musepackdec->dec;
musepackdec->dec = NULL;
}
break;
case GST_STATE_READY_TO_NULL:
gst_bytestream_destroy (musepackdec->bs);
break;
default:
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
return GST_STATE_SUCCESS;
}
static gboolean
plugin_init (GstPlugin * plugin)
{
return gst_library_load ("gstbytestream") &&
gst_element_register (plugin, "musepackdec",
GST_RANK_PRIMARY, GST_TYPE_MUSEPACK_DEC);
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"musepack",
"Musepack decoder",
plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)

7
ext/musepack/gstmusepackdec.h
View file

@ -22,7 +22,7 @@
#include <gst/gst.h>
#include <gst/bytestream/bytestream.h>
#include <musepack/mpc_dec.h>
#include <musepack/musepack.h>
#include "gstmusepackreader.h"
G_BEGIN_DECLS
@ -48,8 +48,9 @@ typedef struct _GstMusepackDec {
GstByteStream *bs;
/* MUSEPACK_DEC object */
MPC_decoder *dec;
GstMusepackReader *reader;
mpc_decoder *d;
mpc_reader *r;
gboolean init;
/* bytes-per-sample */
int bps, rate;

124
ext/musepack/gstmusepackreader.c
View file

@ -26,32 +26,23 @@
#include "gstmusepackreader.h"
GstMusepackReader::GstMusepackReader (GstByteStream *bs)
{
this->bs = bs;
this->eos = false;
}
GstMusepackReader::~GstMusepackReader (void)
{
}
mpc_int32_t
GstMusepackReader::read (void * ptr, mpc_int32_t size)
static mpc_int32_t
gst_musepack_reader_peek (void *this, void *ptr, mpc_int32_t size)
{
GstByteStream *bs = this;
guint8 *data;
gint read;
do {
read = gst_bytestream_peek_bytes (this->bs, &data, size);
read = gst_bytestream_peek_bytes (bs, &data, size);
if (read != size) {
GstEvent *event;
guint32 remaining;
gst_bytestream_get_status (this->bs, &remaining, &event);
gst_bytestream_get_status (bs, &remaining, &event);
if (!event) {
GST_ELEMENT_ERROR (gst_pad_get_parent (this->bs->pad),
GST_ELEMENT_ERROR (gst_pad_get_parent (bs->pad),
RESOURCE, READ, (NULL), (NULL));
goto done;
}
@ -61,14 +52,16 @@ GstMusepackReader::read (void * ptr, mpc_int32_t size)
gst_event_unref (event);
goto done;
case GST_EVENT_EOS:
this->eos = true;
gst_event_unref (event);
goto done;
case GST_EVENT_FLUSH:
gst_event_unref (event);
break;
case GST_EVENT_DISCONTINUOUS:
gst_event_unref (event);
break;
default:
gst_pad_event_default (this->bs->pad, event);
gst_pad_event_default (bs->pad, event);
break;
}
}
@ -77,75 +70,76 @@ GstMusepackReader::read (void * ptr, mpc_int32_t size)
done:
if (read != 0) {
memcpy (ptr, data, read);
gst_bytestream_flush_fast (this->bs, read);
}
return read;
}
bool
GstMusepackReader::seek (mpc_int32_t offset)
static mpc_int32_t
gst_musepack_reader_read (void *this, void *ptr, mpc_int32_t size)
{
guint8 *dummy;
GstByteStream *bs = this;
gint read;
/* read = peek + flush */
if ((read = gst_musepack_reader_peek (this, ptr, size)) > 0) {
gst_bytestream_flush_fast (bs, read);
}
return read;
}
static BOOL
gst_musepack_reader_seek (void *this, mpc_int32_t offset)
{
GstByteStream *bs = this;
guint8 dummy;
/* hacky hack - if we're after typefind, we'll fail because
* typefind is still typefinding (heh :) ). So read first. */
if (this->tell () != this->get_size ()) {
guint8 dummy2[1];
this->read (dummy2, 1);
}
gst_musepack_reader_peek (this, &dummy, 1);
if (!gst_bytestream_seek (this->bs, offset, GST_SEEK_METHOD_SET))
/* seek */
if (!gst_bytestream_seek (bs, offset, GST_SEEK_METHOD_SET))
return FALSE;
/* get discont */
while (gst_bytestream_peek_bytes (this->bs, &dummy, 1) != 1) {
GstEvent *event;
guint32 remaining;
if (gst_musepack_reader_peek (this, &dummy, 1) != 1)
return FALSE;
gst_bytestream_get_status (this->bs, &remaining, &event);
if (!event) {
GST_ELEMENT_ERROR (gst_pad_get_parent (this->bs->pad),
RESOURCE, SEEK, (NULL), (NULL));
return false;
}
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
g_warning ("EOS!");
gst_event_unref (event);
return false;
case GST_EVENT_DISCONTINUOUS:
gst_event_unref (event);
return true;
case GST_EVENT_INTERRUPT:
g_warning ("interrupt!");
return false;
case GST_EVENT_FLUSH:
gst_event_unref (event);
break;
default:
gst_pad_event_default (this->bs->pad, event);
break;
}
}
return false;
return TRUE;
}
mpc_int32_t
GstMusepackReader::tell (void)
static mpc_int32_t
gst_musepack_reader_tell (void *this)
{
return gst_bytestream_tell (this->bs);
GstByteStream *bs = this;
return gst_bytestream_tell (bs);
}
mpc_int32_t
GstMusepackReader::get_size (void)
static mpc_int32_t
gst_musepack_reader_get_size (void *this)
{
return gst_bytestream_length (this->bs);
GstByteStream *bs = this;
return gst_bytestream_length (bs);
}
bool
GstMusepackReader::canseek (void)
static BOOL
gst_musepack_reader_canseek (void *this)
{
return true;
return TRUE;
}
void
gst_musepack_init_reader (mpc_reader * r, GstByteStream * bs)
{
r->data = bs;
r->read = gst_musepack_reader_read;
r->seek = gst_musepack_reader_seek;
r->tell = gst_musepack_reader_tell;
r->get_size = gst_musepack_reader_get_size;
r->canseek = gst_musepack_reader_canseek;
}

151
ext/musepack/gstmusepackreader.cpp
View file

@ -1,151 +0,0 @@
/* GStreamer Musepack decoder plugin
* Copyright (C) 2004 Ronald Bultje <rbultje@ronald.bitfreak.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 <gst/gst.h>
#include <string.h>
#include "gstmusepackreader.h"
GstMusepackReader::GstMusepackReader (GstByteStream *bs)
{
this->bs = bs;
this->eos = false;
}
GstMusepackReader::~GstMusepackReader (void)
{
}
mpc_int32_t
GstMusepackReader::read (void * ptr, mpc_int32_t size)
{
guint8 *data;
gint read;
do {
read = gst_bytestream_peek_bytes (this->bs, &data, size);
if (read != size) {
GstEvent *event;
guint32 remaining;
gst_bytestream_get_status (this->bs, &remaining, &event);
if (!event) {
GST_ELEMENT_ERROR (gst_pad_get_parent (this->bs->pad),
RESOURCE, READ, (NULL), (NULL));
goto done;
}
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_INTERRUPT:
gst_event_unref (event);
goto done;
case GST_EVENT_EOS:
this->eos = true;
gst_event_unref (event);
goto done;
case GST_EVENT_FLUSH:
gst_event_unref (event);
break;
default:
gst_pad_event_default (this->bs->pad, event);
break;
}
}
} while (read != size);
done:
if (read != 0) {
memcpy (ptr, data, read);
gst_bytestream_flush_fast (this->bs, read);
}
return read;
}
bool
GstMusepackReader::seek (mpc_int32_t offset)
{
guint8 *dummy;
/* hacky hack - if we're after typefind, we'll fail because
* typefind is still typefinding (heh :) ). So read first. */
if (this->tell () != this->get_size ()) {
guint8 dummy2[1];
this->read (dummy2, 1);
}
if (!gst_bytestream_seek (this->bs, offset, GST_SEEK_METHOD_SET))
return FALSE;
/* get discont */
while (gst_bytestream_peek_bytes (this->bs, &dummy, 1) != 1) {
GstEvent *event;
guint32 remaining;
gst_bytestream_get_status (this->bs, &remaining, &event);
if (!event) {
GST_ELEMENT_ERROR (gst_pad_get_parent (this->bs->pad),
RESOURCE, SEEK, (NULL), (NULL));
return false;
}
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
g_warning ("EOS!");
gst_event_unref (event);
return false;
case GST_EVENT_DISCONTINUOUS:
gst_event_unref (event);
return true;
case GST_EVENT_INTERRUPT:
g_warning ("interrupt!");
return false;
case GST_EVENT_FLUSH:
gst_event_unref (event);
break;
default:
gst_pad_event_default (this->bs->pad, event);
break;
}
}
return false;
}
mpc_int32_t
GstMusepackReader::tell (void)
{
return gst_bytestream_tell (this->bs);
}
mpc_int32_t
GstMusepackReader::get_size (void)
{
return gst_bytestream_length (this->bs);
}
bool
GstMusepackReader::canseek (void)
{
return true;
}

19
ext/musepack/gstmusepackreader.h
View file

@ -20,24 +20,9 @@
#ifndef __GST_MUSEPACK_READER_H__
#define __GST_MUSEPACK_READER_H__
#include <musepack/mpc_dec.h>
#include <musepack/musepack.h>
#include <gst/bytestream/bytestream.h>
class GstMusepackReader : public MPC_reader {
public:
GstMusepackReader (GstByteStream *bs);
virtual ~GstMusepackReader (void);
mpc_int32_t read (void * ptr, mpc_int32_t size);
bool seek (mpc_int32_t offset);
mpc_int32_t tell (void);
mpc_int32_t get_size (void);
bool canseek (void);
bool eos;
private:
GstByteStream *bs;
};
void gst_musepack_init_reader (mpc_reader * r, GstByteStream * bs);
#endif /* __GST_MUSEPACK_READER_H__ */