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gst/interleave/: Properly implement duration and position queries in bytes format. We have to take the upstream reply...

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Original commit message from CVS:
* gst/interleave/deinterleave.c: (gst_deinterleave_add_new_pads),
(gst_deinterleave_src_query):
* gst/interleave/interleave.c: (gst_interleave_src_query_duration),
(gst_interleave_src_query):
Properly implement duration and position queries in bytes format. We
have to take the upstream reply and divide/multiply it by the number
of channels to get the correct result.
This commit is contained in:
Sebastian Dröge 2008-06-05 11:07:17 +00:00
parent 61a15f8c5f
commit 7537a1c39f
2 changed files with 85 additions and 0 deletions
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75
gst/interleave/deinterleave.c
View file

@ -91,6 +91,7 @@ static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src%d",
"endianness = (int) { LITTLE_ENDIAN , BIG_ENDIAN }, "
"width = (int) { 32, 64 }")
);
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
@ -147,11 +148,17 @@ enum
};
static GstFlowReturn gst_deinterleave_chain (GstPad * pad, GstBuffer * buffer);
static gboolean gst_deinterleave_sink_setcaps (GstPad * pad, GstCaps * caps);
static GstCaps *gst_deinterleave_sink_getcaps (GstPad * pad);
static gboolean gst_deinterleave_sink_activate_push (GstPad * pad,
gboolean active);
static gboolean gst_deinterleave_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_deinterleave_src_query (GstPad * pad, GstQuery * query);
static void gst_deinterleave_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
static void gst_deinterleave_get_property (GObject * object,
@ -250,11 +257,14 @@ static void
gst_deinterleave_add_new_pads (GstDeinterleave * self, GstCaps * caps)
{
GstPad *pad;
guint i;
for (i = 0; i < self->channels; i++) {
gchar *name = g_strdup_printf ("src%d", i);
GstCaps *srccaps;
GstStructure *s;
pad = gst_pad_new_from_static_template (&src_template, name);
@ -276,6 +286,8 @@ gst_deinterleave_add_new_pads (GstDeinterleave * self, GstCaps * caps)
gst_pad_set_caps (pad, srccaps);
gst_pad_use_fixed_caps (pad);
gst_pad_set_query_function (pad,
GST_DEBUG_FUNCPTR (gst_deinterleave_src_query));
gst_pad_set_active (pad, TRUE);
gst_element_add_pad (GST_ELEMENT (self), pad);
self->srcpads = g_list_prepend (self->srcpads, gst_object_ref (pad));
@ -292,11 +304,14 @@ static void
gst_deinterleave_set_pads_caps (GstDeinterleave * self, GstCaps * caps)
{
GList *l;
GstStructure *s;
gint i;
for (l = self->srcpads, i = 0; l; l = l->next, i++) {
GstPad *pad = GST_PAD (l->data);
GstCaps *srccaps;
/* Set channel position if we know it */
@ -375,7 +390,9 @@ static gboolean
gst_deinterleave_sink_setcaps (GstPad * pad, GstCaps * caps)
{
GstDeinterleave *self;
GstCaps *srccaps;
GstStructure *s;
self = GST_DEINTERLEAVE (gst_pad_get_parent (pad));
@ -384,7 +401,9 @@ gst_deinterleave_sink_setcaps (GstPad * pad, GstCaps * caps)
if (self->sinkcaps && !gst_caps_is_equal (caps, self->sinkcaps)) {
gint new_channels, i;
GstAudioChannelPosition *pos;
gboolean same_layout = TRUE;
s = gst_caps_get_structure (caps, 0);
@ -476,6 +495,7 @@ static void
__remove_channels (GstCaps * caps)
{
GstStructure *s;
gint i, size;
size = gst_caps_get_size (caps);
@ -490,6 +510,7 @@ static void
__set_channels (GstCaps * caps, gint channels)
{
GstStructure *s;
gint i, size;
size = gst_caps_get_size (caps);
@ -506,7 +527,9 @@ static GstCaps *
gst_deinterleave_sink_getcaps (GstPad * pad)
{
GstDeinterleave *self = GST_DEINTERLEAVE (gst_pad_get_parent (pad));
GstCaps *ret;
GList *l;
GST_OBJECT_LOCK (self);
@ -520,6 +543,7 @@ gst_deinterleave_sink_getcaps (GstPad * pad)
ret = gst_caps_new_any ();
for (l = GST_ELEMENT (self)->pads; l != NULL; l = l->next) {
GstPad *ourpad = GST_PAD (l->data);
GstCaps *peercaps = NULL, *ourcaps;
ourcaps = gst_caps_copy (gst_pad_get_pad_template_caps (ourpad));
@ -542,6 +566,7 @@ gst_deinterleave_sink_getcaps (GstPad * pad)
* otherwise assume that the peer accepts everything */
if (peercaps) {
GstCaps *intersection;
GstCaps *oldret = ret;
__remove_channels (peercaps);
@ -573,6 +598,7 @@ static gboolean
gst_deinterleave_sink_event (GstPad * pad, GstEvent * event)
{
GstDeinterleave *self = GST_DEINTERLEAVE (gst_pad_get_parent (pad));
gboolean ret;
GST_DEBUG ("Got %s event on pad %s:%s", GST_EVENT_TYPE_NAME (event),
@ -605,6 +631,45 @@ gst_deinterleave_sink_event (GstPad * pad, GstEvent * event)
return ret;
}
static gboolean
gst_deinterleave_src_query (GstPad * pad, GstQuery * query)
{
GstDeinterleave *self = GST_DEINTERLEAVE (gst_pad_get_parent (pad));
gboolean res;
res = gst_pad_query_default (pad, query);
if (res && GST_QUERY_TYPE (query) == GST_QUERY_DURATION) {
GstFormat format;
gint64 dur;
gst_query_parse_duration (query, &format, &dur);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && dur != -1)
gst_query_set_duration (query, format, dur / self->channels);
} else if (res && GST_QUERY_TYPE (query) == GST_QUERY_POSITION) {
GstFormat format;
gint64 pos;
gst_query_parse_position (query, &format, &pos);
/* Need to divide by the number of channels in byte format
* to get the correct value. All other formats should be fine
*/
if (format == GST_FORMAT_BYTES && pos != -1)
gst_query_set_position (query, format, pos / self->channels);
}
gst_object_unref (self);
return res;
}
static void
gst_deinterleave_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
@ -641,19 +706,28 @@ static GstFlowReturn
gst_deinterleave_process (GstDeinterleave * self, GstBuffer * buf)
{
GstFlowReturn ret = GST_FLOW_OK;
guint channels = self->channels;
guint pads_pushed = 0, buffers_allocated = 0;
guint nframes = GST_BUFFER_SIZE (buf) / channels / (self->width / 8);
guint bufsize = nframes * (self->width / 8);
guint i;
GList *srcs;
GstBuffer **buffers_out = g_new0 (GstBuffer *, channels);
guint8 *in, *out;
/* Send any pending events to all src pads */
GST_OBJECT_LOCK (self);
if (self->pending_events) {
GList *events;
GstEvent *event;
GST_DEBUG_OBJECT (self, "Sending pending events to all src pads");
@ -776,6 +850,7 @@ static GstFlowReturn
gst_deinterleave_chain (GstPad * pad, GstBuffer * buffer)
{
GstDeinterleave *self = GST_DEINTERLEAVE (GST_PAD_PARENT (pad));
GstFlowReturn ret;
g_return_val_if_fail (self->func != NULL, GST_FLOW_NOT_NEGOTIATED);

10
gst/interleave/interleave.c
View file

@ -974,6 +974,11 @@ gst_interleave_src_query_duration (GstInterleave * self, GstQuery * query)
gst_iterator_free (it);
if (res) {
/* If in bytes format we have to multiply with the number of channels
* to get the correct results. All other formats should be fine */
if (format == GST_FORMAT_BYTES && max != -1)
max *= self->channels;
/* and store the max */
GST_DEBUG_OBJECT (self, "Total duration in format %s: %"
GST_TIME_FORMAT, gst_format_get_name (format), GST_TIME_ARGS (max));
@ -1095,6 +1100,11 @@ gst_interleave_src_query (GstPad * pad, GstQuery * query)
gst_query_set_position (query, format, self->timestamp);
res = TRUE;
break;
case GST_FORMAT_BYTES:
gst_query_set_position (query, format,
self->offset * self->channels * self->width);
res = TRUE;
break;
case GST_FORMAT_DEFAULT:
gst_query_set_position (query, format, self->offset);
res = TRUE;