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- UNITS -> DEFAULT

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Original commit message from CVS:
- UNITS -> DEFAULT
- added chunk_size option to osssink, buffers will be written to the
devive in chunks of this size, this can increase the accuracy of the
clock on some devices.
This commit is contained in:
Wim Taymans 2003-05-24 10:45:27 +00:00
parent 9dc595c9b9
commit 10bb03148d
4 changed files with 31 additions and 18 deletions
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12
sys/oss/gstosscommon.c
View file

@ -405,12 +405,10 @@ gst_osscommon_convert (GstOssCommon *common, GstFormat src_format, gint64 src_va
switch (src_format) {
case GST_FORMAT_BYTES:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_format = GST_FORMAT_TIME;
case GST_FORMAT_TIME:
*dest_value = src_value * GST_SECOND / common->bps;
break;
case GST_FORMAT_UNITS:
case GST_FORMAT_DEFAULT:
*dest_value = src_value / (common->channels * common->width);
break;
default:
@ -419,22 +417,18 @@ gst_osscommon_convert (GstOssCommon *common, GstFormat src_format, gint64 src_va
break;
case GST_FORMAT_TIME:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_format = GST_FORMAT_BYTES;
case GST_FORMAT_BYTES:
*dest_value = src_value * common->bps / GST_SECOND;
break;
case GST_FORMAT_UNITS:
case GST_FORMAT_DEFAULT:
*dest_value = src_value * common->rate / GST_SECOND;
break;
default:
res = FALSE;
}
break;
case GST_FORMAT_UNITS:
case GST_FORMAT_DEFAULT:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_format = GST_FORMAT_TIME;
case GST_FORMAT_TIME:
*dest_value = src_value * GST_SECOND / common->rate;
break;

34
sys/oss/gstosssink.c
View file

@ -77,7 +77,8 @@ enum {
ARG_MUTE,
ARG_FRAGMENT,
ARG_BUFFER_SIZE,
ARG_SYNC
ARG_SYNC,
ARG_CHUNK_SIZE,
/* FILL ME */
};
@ -193,8 +194,11 @@ gst_osssink_class_init (GstOssSinkClass *klass)
"The fragment as 0xMMMMSSSS (MMMM = total fragments, 2^SSSS = fragment size)",
0, G_MAXINT, 6, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_BUFFER_SIZE,
g_param_spec_int ("buffer_size", "Buffer size", "The buffer size",
0, G_MAXINT, 4096, G_PARAM_READWRITE));
g_param_spec_uint ("buffer_size", "Buffer size", "The buffer size",
0, G_MAXINT, 4096, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_CHUNK_SIZE,
g_param_spec_uint ("chunk_size", "Chunk size", "Write data in chunk sized buffers",
0, G_MAXUINT, 4096, G_PARAM_READWRITE));
gst_osssink_signals[SIGNAL_HANDOFF] =
g_signal_new ("handoff", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
@ -231,6 +235,7 @@ gst_osssink_init (GstOssSink *osssink)
gst_osscommon_init (&osssink->common);
osssink->bufsize = 4096;
osssink->chunk_size = 4096;
osssink->resync = FALSE;
osssink->sync = TRUE;
osssink->sinkpool = NULL;
@ -402,8 +407,15 @@ gst_osssink_chain (GstPad *pad, GstBuffer *buf)
}
}
else {
write (osssink->common.fd, data, size);
osssink->handled += size;
gint to_write;
while (size > 0) {
to_write = MIN (size, osssink->chunk_size);
write (osssink->common.fd, data, to_write);
size -= to_write;
data += to_write;
osssink->handled += to_write;
}
}
}
/* no clock, try to be as fast as possible */
@ -426,7 +438,7 @@ gst_osssink_get_formats (GstPad *pad)
{
static const GstFormat formats[] = {
GST_FORMAT_TIME,
GST_FORMAT_UNITS,
GST_FORMAT_DEFAULT,
GST_FORMAT_BYTES,
0
};
@ -525,7 +537,7 @@ gst_osssink_set_property (GObject *object, guint prop_id, const GValue *value, G
break;
case ARG_BUFFER_SIZE:
if (osssink->bufsize == g_value_get_int (value)) break;
osssink->bufsize = g_value_get_int (value);
osssink->bufsize = g_value_get_uint (value);
osssink->sinkpool = gst_buffer_pool_get_default (osssink->bufsize, 6);
g_object_notify (object, "buffer_size");
break;
@ -533,6 +545,9 @@ gst_osssink_set_property (GObject *object, guint prop_id, const GValue *value, G
osssink->sync = g_value_get_boolean (value);
g_object_notify (G_OBJECT (osssink), "sync");
break;
case ARG_CHUNK_SIZE:
osssink->chunk_size = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -557,11 +572,14 @@ gst_osssink_get_property (GObject *object, guint prop_id, GValue *value, GParamS
g_value_set_int (value, osssink->common.fragment);
break;
case ARG_BUFFER_SIZE:
g_value_set_int (value, osssink->bufsize);
g_value_set_uint (value, osssink->bufsize);
break;
case ARG_SYNC:
g_value_set_boolean (value, osssink->sync);
break;
case ARG_CHUNK_SIZE:
g_value_set_uint (value, osssink->chunk_size);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

1
sys/oss/gstosssink.h
View file

@ -68,6 +68,7 @@ struct _GstOssSink {
gboolean mute;
guint bufsize;
guint chunk_size;
};

2
sys/oss/gstosssrc.c
View file

@ -473,7 +473,7 @@ gst_osssrc_get_formats (GstPad *pad)
{
static const GstFormat formats[] = {
GST_FORMAT_TIME,
GST_FORMAT_UNITS,
GST_FORMAT_DEFAULT,
GST_FORMAT_BYTES,
0
};