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State change fixes in the threading element.

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Original commit message from CVS:
State change fixes in the threading element.
Added bufferpools.
This commit is contained in:
Wim Taymans 2000-08-14 10:55:35 +00:00
parent e7b637b92b
commit 202ba2ae4a
18 changed files with 199 additions and 92 deletions
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2
gst/Makefile.am
View file

@ -13,6 +13,7 @@ libgst_la_SOURCES = \
$(GSTOBJECT_SRCS) \
gstpad.c \
gstbuffer.c \
gstbufferpool.c \
gstclock.c \
gstelement.c \
gstelementfactory.c \
@ -39,6 +40,7 @@ libgstinclude_HEADERS = \
$(GSTOBJECT_INCLUDES) \
gstpad.h \
gstbuffer.h \
gstbufferpool.h \
gstclock.h \
gstelement.h \
gstbin.h \

22
gst/elements/gstaudiosink.c
View file

@ -190,7 +190,7 @@ void gst_audiosink_chain(GstPad *pad,GstBuffer *buf) {
audiosink = GST_AUDIOSINK(pad->parent);
// g_return_if_fail(GST_FLAG_IS_SET(audiosink,GST_STATE_RUNNING));
if (in_flush = GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLUSH)) {
if ((in_flush = GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLUSH))) {
DEBUG("audiosink: flush\n");
ioctl(audiosink->fd,SNDCTL_DSP_RESET,0);
}
@ -217,20 +217,13 @@ void gst_audiosink_chain(GstPad *pad,GstBuffer *buf) {
//g_print("audiosink: writing to soundcard\n");
if (audiosink->fd > 2) {
if (!audiosink->mute) {
//if (gst_clock_current_diff(audiosink->clock, GST_BUFFER_TIMESTAMP(buf)) > 500000) {
//}
//else {
gst_clock_wait(audiosink->clock, GST_BUFFER_TIMESTAMP(buf), GST_OBJECT(audiosink));
ioctl(audiosink->fd,SNDCTL_DSP_GETOSPACE,&ospace);
DEBUG("audiosink: (%d bytes buffer)\n", ospace.bytes);
write(audiosink->fd,GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buf));
//}
//gst_clock_set(audiosink->clock, GST_BUFFER_TIMESTAMP(buf));
//}
gst_clock_wait(audiosink->clock, GST_BUFFER_TIMESTAMP(buf), GST_OBJECT(audiosink));
ioctl(audiosink->fd,SNDCTL_DSP_GETOSPACE,&ospace);
DEBUG("audiosink: (%d bytes buffer)\n", ospace.bytes);
write(audiosink->fd,GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buf));
}
}
}
end:
//g_print("a unref\n");
gst_buffer_unref(buf);
//g_print("a done\n");
@ -314,6 +307,7 @@ static gboolean gst_audiosink_open_audio(GstAudioSink *sink) {
if (sink->caps & DSP_CAP_TRIGGER) g_print("audiosink: Trigger\n");
if (sink->caps & DSP_CAP_MMAP) g_print("audiosink: Direct access\n");
g_print("audiosink: opened audio\n");
GST_FLAG_SET(sink,GST_AUDIOSINK_OPEN);
return TRUE;
}
@ -325,10 +319,10 @@ static void gst_audiosink_close_audio(GstAudioSink *sink) {
close(sink->fd);
sink->fd = -1;
GST_FLAG_UNSET(sink,GST_AUDIOSINK_OPEN);
g_print("audiosink: closed sound device\n");
}
static GstElementStateReturn gst_audiosink_change_state(GstElement *element) {
g_return_val_if_fail(GST_IS_AUDIOSINK(element), FALSE);
@ -346,5 +340,5 @@ static GstElementStateReturn gst_audiosink_change_state(GstElement *element) {
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}

2
gst/elements/gstaudiosrc.c
View file

@ -241,7 +241,7 @@ static GstElementStateReturn gst_audiosrc_change_state(GstElement *element) {
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}
static gboolean gst_audiosrc_open_audio(GstAudioSrc *src) {

2
gst/elements/gstdisksrc.c
View file

@ -286,6 +286,8 @@ static void gst_disksrc_close_file(GstDiskSrc *src) {
static GstElementStateReturn gst_disksrc_change_state(GstElement *element) {
g_return_val_if_fail(GST_IS_DISKSRC(element),GST_STATE_FAILURE);
DEBUG("gstdisksrc: state pending %d\n", GST_STATE_PENDING(element));
/* if going down into NULL state, close the file if it's open */
if (GST_STATE_PENDING(element) == GST_STATE_NULL) {
if (GST_FLAG_IS_SET(element,GST_DISKSRC_OPEN))

12
gst/elements/gstpipefilter.c
View file

@ -138,9 +138,9 @@ static gboolean gst_pipefilter_read_and_push(GstPipefilter *pipefilter) {
g_return_val_if_fail(GST_BUFFER_DATA(newbuf) != NULL, FALSE);
/* read it in from the file */
DEBUG("attemting to read %d bytes\n", pipefilter->bytes_per_read);
DEBUG("attemting to read %ld bytes\n", pipefilter->bytes_per_read);
readbytes = read(pipefilter->fdout[0],GST_BUFFER_DATA(newbuf),pipefilter->bytes_per_read);
DEBUG("read %d bytes\n", readbytes);
DEBUG("read %ld bytes\n", readbytes);
if (readbytes < 0) {
if (errno == EAGAIN) {
DEBUG("no input yet\n");
@ -185,9 +185,9 @@ void gst_pipefilter_chain(GstPad *pad,GstBuffer *buf) {
data = GST_BUFFER_DATA(buf);
size = GST_BUFFER_SIZE(buf);
DEBUG("attemting to write %d bytes\n", size);
DEBUG("attemting to write %ld bytes\n", size);
writebytes = write(pipefilter->fdin[1],data,size);
DEBUG("written %d bytes\n", writebytes);
DEBUG("written %ld bytes\n", writebytes);
if (writebytes < 0) {
perror("write");
gst_element_error(GST_ELEMENT(pipefilter),"writing");
@ -296,12 +296,12 @@ static GstElementStateReturn gst_pipefilter_change_state(GstElement *element) {
/* otherwise (READY or higher) we need to open the file */
} else {
if (!GST_FLAG_IS_SET(element,GST_PIPEFILTER_OPEN)) {
if (!gst_disksrc_open_file(GST_PIPEFILTER(element)))
if (!gst_pipefilter_open_file(GST_PIPEFILTER(element)))
return GST_STATE_FAILURE;
}
}
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}

63
gst/gstbin.c
View file

@ -111,6 +111,7 @@ gst_bin_class_init(GstBinClass *klass) {
static void gst_bin_init(GstBin *bin) {
bin->numchildren = 0;
bin->children = NULL;
bin->use_cothreads = TRUE;
}
/**
@ -222,12 +223,12 @@ static GstElementStateReturn gst_bin_change_state(GstElement *element) {
switch (gst_element_set_state(child,GST_STATE_PENDING(element))) {
case GST_STATE_FAILURE:
GST_STATE_PENDING(element) = GST_STATE_NONE_PENDING;
g_print("child '%s' failed to go to state %d(%s)\n",gst_element_get_name(child),
g_print("gstbin: child '%s' failed to go to state %d(%s)\n",gst_element_get_name(child),
GST_STATE_PENDING(element),_gst_print_statename(GST_STATE_PENDING(element)));
return GST_STATE_FAILURE;
break;
case GST_STATE_ASYNC:
g_print("child '%s' is changing state asynchronously\n",gst_element_get_name(child));
g_print("gstbin: child '%s' is changing state asynchronously\n",gst_element_get_name(child));
break;
}
// g_print("\n");
@ -385,6 +386,12 @@ static xmlNodePtr gst_bin_save_thyself(GstElement *element,xmlNodePtr parent) {
return childlist;
}
void gst_bin_use_cothreads(GstBin *bin, gboolean enabled) {
g_return_if_fail(GST_IS_BIN(bin));
bin->use_cothreads = enabled;
}
/**
* gst_bin_iterate:
* @bin: #Gstbin to iterate
@ -396,7 +403,7 @@ void gst_bin_iterate(GstBin *bin) {
oclass = GST_BIN_CLASS(GTK_OBJECT(bin)->klass);
g_print("gst_bin_iterate()\n");
DEBUG("gst_bin_iterate()\n");
if (oclass->iterate)
(oclass->iterate)(bin);
}
@ -540,20 +547,23 @@ static void gst_bin_create_plan_func(GstBin *bin) {
GstPad *pad, *peer;
GstElement *outside;
g_print("creating plan for bin\n");
g_print("gstbin: creating plan for bin \"%s\"\n", gst_element_get_name(GST_ELEMENT(bin)));
// first loop through all children to see if we need cothreads
// we break immediately when we find we need to, why keep searching?
elements = bin->children;
while (elements) {
element = GST_ELEMENT(elements->data);
g_print("gstbin: found element \"%s\" in bin \"%s\"\n", gst_element_get_name(element), gst_element_get_name(GST_ELEMENT(bin)));
// if it's a loop-based element, use cothreads
if (element->loopfunc != NULL) {
g_print("gstbin: loop based elenemt \"%s\" in bin \"%s\"\n", gst_element_get_name(element), gst_element_get_name(GST_ELEMENT(bin)));
bin->need_cothreads = TRUE;
break;
}
// if it's a complex element, use cothreads
if (GST_ELEMENT_IS_MULTI_IN(element)) {
g_print("gstbin: complex elenemt \"%s\" in bin \"%s\"\n", gst_element_get_name(element), gst_element_get_name(GST_ELEMENT(bin)));
bin->need_cothreads = TRUE;
break;
}
@ -567,19 +577,23 @@ static void gst_bin_create_plan_func(GstBin *bin) {
pads = g_list_next(pads);
}
if (sink_pads > 1) {
g_print("gstbin: more than 1 sinkpad for elenemt \"%s\" in bin \"%s\"\n", gst_element_get_name(element), gst_element_get_name(GST_ELEMENT(bin)));
bin->need_cothreads = TRUE;
break;
}
elements = g_list_next(elements);
}
// FIXME
bin->need_cothreads &= bin->use_cothreads;
if (bin->need_cothreads) {
g_print("BIN: need cothreads\n");
g_print("gstbin: need cothreads\n");
// first create thread context
if (bin->threadcontext == NULL) {
bin->threadcontext = cothread_init();
g_print("initialized cothread context\n");
g_print("gstbin: initialized cothread context\n");
}
// walk through all the children
@ -597,7 +611,7 @@ static void gst_bin_create_plan_func(GstBin *bin) {
pads = gst_element_get_pad_list(element);
while (pads) {
pad = GST_PAD(pads->data);
g_print("setting push&pull handlers for %s:%s\n",
g_print("gstbin: setting push&pull handlers for %s:%s\n",
gst_element_get_name(element),gst_pad_get_name(pad));
// if (pad->direction == GST_PAD_SRC)
pad->pushfunc = gst_bin_pushfunc_wrapper;
@ -608,7 +622,7 @@ gst_element_get_name(element),gst_pad_get_name(pad));
elements = g_list_next(elements);
}
} else {
g_print("BIN: don't need cothreads, looking for entry points\n");
g_print("gstbin: don't need cothreads, looking for entry points\n");
// clear previous plan state
g_list_free(bin->entries);
bin->numentries = 0;
@ -616,10 +630,37 @@ gst_element_get_name(element),gst_pad_get_name(pad));
elements = bin->children;
while (elements) {
element = GST_ELEMENT(elements->data);
g_print("gstbin: found element \"%s\"\n", gst_element_get_name(element));
if (GST_IS_SRC(element)) {
g_print("adding '%s' as entry point\n",gst_element_get_name(element));
g_print("gstbin: adding '%s' as entry point\n",gst_element_get_name(element));
bin->entries = g_list_prepend(bin->entries,element);
bin->numentries++;
} else {
/* go through the list of pads to see if there's a Connection */
pads = gst_element_get_pad_list(element);
while (pads) {
pad = GST_PAD(pads->data);
/* we only worry about sink pads */
if (gst_pad_get_direction(pad) == GST_PAD_SINK) {
/* get the pad's peer */
peer = gst_pad_get_peer(pad);
if (!peer) break;
/* get the parent of the peer of the pad */
outside = GST_ELEMENT(gst_pad_get_parent(peer));
if (!outside) break;
/* if it's a connection and it's not ours... */
if (GST_IS_CONNECTION(outside) &&
(gst_object_get_parent(GST_OBJECT(outside)) != GST_OBJECT(bin))) {
gst_info("gstbin: element \"%s\" is the external source Connection \
for internal element \"%s\"\n",
gst_element_get_name(GST_ELEMENT(outside)),
gst_element_get_name(GST_ELEMENT(element)));
bin->entries = g_list_prepend(bin->entries,outside);
bin->numentries++;
}
}
pads = g_list_next(pads);
}
}
elements = g_list_next(elements);
}
@ -630,14 +671,14 @@ void gst_bin_iterate_func(GstBin *bin) {
GList *entries;
GstElement *entry;
g_print("gst_bin_iterate_func()\n");
DEBUG("gst_bin_iterate_func() in \"%s\"\n", gst_element_get_name(GST_ELEMENT(bin)));
g_return_if_fail(bin != NULL);
g_return_if_fail(GST_IS_BIN(bin));
g_return_if_fail(GST_STATE(bin) == GST_STATE_PLAYING);
g_return_if_fail(bin->numentries > 0);
g_print("GstBin: iterating\n");
DEBUG("GstBin: iterating\n");
if (bin->need_cothreads) {
// all we really have to do is switch to the first child

6
gst/gstbin.h
View file

@ -44,7 +44,7 @@ GstElementDetails gst_bin_details;
#define GST_IS_BIN(obj) \
(GTK_CHECK_TYPE((obj),GST_TYPE_BIN))
#define GST_IS_BIN_CLASS(obj) \
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_BIN)))
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_BIN))
typedef struct _GstBin GstBin;
typedef struct _GstBinClass GstBinClass;
@ -62,6 +62,7 @@ struct _GstBin {
gint numentries;
cothread_context *threadcontext;
gboolean use_cothreads;
};
struct _GstBinClass {
@ -100,6 +101,9 @@ gboolean gst_bin_set_state_type(GstBin *bin,
void gst_bin_iterate(GstBin *bin);
void gst_bin_create_plan(GstBin *bin);
// hack FIXME
void gst_bin_use_cothreads(GstBin *bin, gboolean enabled);
#ifdef __cplusplus
}
#endif /* __cplusplus */

67
gst/gstbuffer.c
View file

@ -63,9 +63,15 @@ GstBuffer *gst_buffer_new() {
buffer->timestamp = 0;
buffer->metas = NULL;
buffer->parent = NULL;
buffer->pool = NULL;
return buffer;
}
GstBuffer *gst_buffer_new_from_pool(GstBufferPool *pool)
{
return gst_buffer_pool_new_buffer(pool);
}
/**
* gst_buffer_create_sub:
@ -101,7 +107,7 @@ GstBuffer *gst_buffer_create_sub(GstBuffer *parent,guint32 offset,guint32 size)
// set the data pointer, size, offset, and maxsize
buffer->data = parent->data + offset;
buffer->size = size;
buffer->offset = offset;
buffer->offset = parent->offset + offset;
buffer->maxsize = parent->size - offset;
// again, for lack of better, copy parent's timestamp
@ -114,10 +120,53 @@ GstBuffer *gst_buffer_create_sub(GstBuffer *parent,guint32 offset,guint32 size)
buffer->parent = parent;
gst_buffer_ref(parent);
buffer->pool = NULL;
// return the new subbuffer
return buffer;
}
/**
* gst_buffer_append_:
* @buffer: a buffer
* @append: the buffer to append
*
* Creates a new buffer by appending the data of eppend to the
* existing data of buffer.
*
* Returns: new buffer
*/
GstBuffer *gst_buffer_append(GstBuffer *buffer, GstBuffer *append) {
guint size;
GstBuffer *newbuf;
g_return_val_if_fail(buffer != NULL, NULL);
g_return_val_if_fail(append != NULL, NULL);
g_return_val_if_fail(buffer->pool == NULL, NULL);
GST_BUFFER_LOCK(buffer);
// the buffer is not used by anyone else
if (GST_BUFFER_REFCOUNT(buffer) == 1 && buffer->parent == NULL) {
// save the old size
size = buffer->size;
buffer->size += append->size;
buffer->data = g_realloc(buffer->data, buffer->size);
memcpy(buffer->data + size, append->data, append->size);
GST_BUFFER_UNLOCK(buffer);
}
// the buffer is used, create a new one
else {
newbuf = gst_buffer_new();
newbuf->size = buffer->size+append->size;
newbuf->data = g_malloc(newbuf->size);
memcpy(newbuf->data, buffer->data, buffer->size);
memcpy(newbuf->data+buffer->size, append->data, append->size);
GST_BUFFER_UNLOCK(buffer);
gst_buffer_unref(buffer);
buffer = newbuf;
}
return buffer;
}
/**
* gst_buffer_destroy:
* @buffer: the GstBuffer to destroy
@ -131,10 +180,10 @@ void gst_buffer_destroy(GstBuffer *buffer) {
if (buffer->parent != NULL) {
DEBUG("BUF: freeing subbuffer %p\n",buffer);
}
}
else {
DEBUG("BUF: freeing buffer %p\n",buffer);
}
}
// free the data only if there is some, DONTFREE isn't set, and not sub
if (GST_BUFFER_DATA(buffer) &&
@ -233,8 +282,16 @@ void gst_buffer_unref(GstBuffer *buffer) {
#endif
/* if we ended up with the refcount at zero, destroy the buffer */
if (zero)
gst_buffer_destroy(buffer);
if (zero) {
// if it came from a pool, give it back
if (buffer->pool != NULL) {
gst_buffer_pool_destroy_buffer(buffer->pool, buffer);
return;
}
else {
gst_buffer_destroy(buffer);
}
}
}
/**

9
gst/gstbuffer.h
View file

@ -66,6 +66,8 @@ typedef enum {
typedef struct _GstBuffer GstBuffer;
#include "gstbufferpool.h"
struct _GstBuffer {
/* locking */
GMutex *lock;
@ -100,16 +102,23 @@ struct _GstBuffer {
/* subbuffer support, who's my parent? */
GstBuffer *parent;
/* this is a pointer to the buffer pool (if any) */
GstBufferPool *pool;
};
/* initialisation */
void _gst_buffer_initialize();
/* creating a new buffer from scratch */
GstBuffer *gst_buffer_new();
GstBuffer *gst_buffer_new_from_pool(GstBufferPool *pool);
/* creating a subbuffer */
GstBuffer *gst_buffer_create_sub(GstBuffer *parent,guint32 offset,guint32 size);
/* adding data to a buffer */
GstBuffer *gst_buffer_append(GstBuffer *buffer, GstBuffer *append);
/* refcounting */
void gst_buffer_ref(GstBuffer *buffer);
void gst_buffer_ref_by_count(GstBuffer *buffer,int count);

2
gst/gstelement.h
View file

@ -111,7 +111,7 @@ _gst_print_statename(flag)); \
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_ELEMENT))
typedef enum {
GST_ELEMENT_MULTI_IN = (1 << 16),
GST_ELEMENT_MULTI_IN = (1 << 0),
} GstElementFlags;
#define GST_ELEMENT_IS_MULTI_IN(obj) (GST_FLAGS(obj) & GST_ELEMENT_MULTI_IN)

5
gst/gstpad.c
View file

@ -195,17 +195,18 @@ void gst_pad_push(GstPad *pad,GstBuffer *buffer) {
// first check to see if there's a push handler
if (pad->pushfunc != NULL) {
// g_print("-- gst_pad_push(): putting buffer in pen and calling push handler\n");
//g_print("-- gst_pad_push(): putting buffer in pen and calling push handler\n");
// put the buffer in peer's holding pen
pad->peer->bufpen = buffer;
// now inform the handler that the peer pad has something
(pad->pushfunc)(pad->peer);
// otherwise we assume we're chaining directly
} else if (pad->chainfunc != NULL) {
//g_print("-- gst_pad_push(): calling chain handler\n");
(pad->chainfunc)(pad->peer,buffer);
// else we squawk
} else {
// g_print("-- gst_pad_push(): houston, we have a problem, no way of talking to peer\n");
//g_print("-- gst_pad_push(): houston, we have a problem, no way of talking to peer\n");
}
#ifdef OLD_STUFF

15
gst/gstpipeline.c
View file

@ -111,31 +111,24 @@ static void gst_pipeline_prepare(GstPipeline *pipeline) {
static GstElementStateReturn gst_pipeline_change_state(GstElement *element) {
GstPipeline *pipeline;
/*
g_return_val_if_fail(GST_IS_PIPELINE(element), FALSE);
pipeline = GST_PIPELINE(element);
switch (state) {
switch (GST_STATE_PENDING(pipeline)) {
case GST_STATE_READY:
// we need to set up internal state
g_print("preparing pipeline \"%s\" for iterations:\n",
gst_element_get_name(GST_ELEMENT(element)));
gst_pipeline_prepare(pipeline);
break;
#if OLDSTATE
case ~GST_STATE_RUNNING:
// tear down the internal state
g_print("tearing down pipelines's iteration state\n");
break;
#endif
default:
break;
}
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element,state);
*/
return TRUE;
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return GST_STATE_SUCCESS;
}

44
gst/gstthread.c
View file

@ -170,17 +170,19 @@ static void gst_thread_prepare(GstThread *thread) {
GstPad *pad, *peer;
GstElement *outside;
thread->numentries = 0;
GST_BIN(thread)->numentries = 0;
/* first we need to find all the entry points into the thread */
elements = GST_BIN(thread)->children;
while (elements) {
element = GST_ELEMENT(elements->data);
gst_info("gstthread: element \"%s\" found in thread\n",
gst_element_get_name(GST_ELEMENT(element)));
if (GST_IS_SRC(element)) {
gst_info("gstthread: element \"%s\" is a source entry point for the thread\n",
gst_element_get_name(GST_ELEMENT(element)));
thread->entries = g_list_prepend(thread->entries,element);
thread->numentries++;
GST_BIN(thread)->entries = g_list_prepend(GST_BIN(thread)->entries,element);
GST_BIN(thread)->numentries++;
} else {
/* go through the list of pads to see if there's a Connection */
pads = gst_element_get_pad_list(element);
@ -201,8 +203,8 @@ static void gst_thread_prepare(GstThread *thread) {
for internal element \"%s\"\n",
gst_element_get_name(GST_ELEMENT(outside)),
gst_element_get_name(GST_ELEMENT(element)));
thread->entries = g_list_prepend(thread->entries,outside);
thread->numentries++;
GST_BIN(thread)->entries = g_list_prepend(GST_BIN(thread)->entries,outside);
GST_BIN(thread)->numentries++;
}
}
pads = g_list_next(pads);
@ -210,7 +212,7 @@ for internal element \"%s\"\n",
}
elements = g_list_next(elements);
}
gst_info("gstthread: have %d entries into thread\n",thread->numentries);
gst_info("gstthread: have %d entries into thread\n",GST_BIN(thread)->numentries);
}
#endif
@ -218,28 +220,36 @@ for internal element \"%s\"\n",
static GstElementStateReturn gst_thread_change_state(GstElement *element) {
GstThread *thread;
gboolean stateset = TRUE;
gint pending;
/*
g_return_val_if_fail(GST_IS_THREAD(element), FALSE);
thread = GST_THREAD(element);
if (GST_ELEMENT_CLASS(parent_class)->change_state)
stateset = GST_ELEMENT_CLASS(parent_class)->change_state(element,state);
gst_info("gstthread: thread \"%s\" change state %d\n",
gst_element_get_name(GST_ELEMENT(element)), GST_STATE_PENDING(element));
switch (state) {
pending = GST_STATE_PENDING(element);
if (GST_ELEMENT_CLASS(parent_class)->change_state)
stateset = GST_ELEMENT_CLASS(parent_class)->change_state(element);
gst_info("gstthread: stateset %d %d\n", stateset, GST_STATE_PENDING(element));
switch (pending) {
case GST_STATE_READY:
if (!stateset) return FALSE;
// we want to prepare our internal state for doing the iterations
gst_info("preparing thread \"%s\" for iterations:\n",
gst_info("gstthread: preparing thread \"%s\" for iterations:\n",
gst_element_get_name(GST_ELEMENT(element)));
// gst_thread_prepare(thread);
//gst_thread_prepare(thread);
gst_bin_create_plan(GST_BIN(thread));
// if (thread->numentries == 0)
// return FALSE;
// set the state to idle
GST_FLAG_UNSET(thread,GST_THREAD_STATE_SPINNING);
// create the thread if that's what we're supposed to do
gst_info("flags are 0x%08x\n",GST_FLAGS(thread));
gst_info("gstthread: flags are 0x%08x\n",GST_FLAGS(thread));
if (GST_FLAG_IS_SET(thread,GST_THREAD_CREATE)) {
gst_info("gstthread: starting thread \"%s\"\n",
gst_element_get_name(GST_ELEMENT(element)));
@ -249,7 +259,7 @@ static GstElementStateReturn gst_thread_change_state(GstElement *element) {
gst_info("gstthread: NOT starting thread \"%s\"\n",
gst_element_get_name(GST_ELEMENT(element)));
}
return TRUE;
return GST_STATE_SUCCESS;
break;
#if OLDSTATE
case ~GST_STATE_RUNNING:
@ -259,7 +269,7 @@ static GstElementStateReturn gst_thread_change_state(GstElement *element) {
gst_thread_signal_thread(thread);
pthread_join(thread->thread_id,0);
// tear down the internal state
gst_info("tearing down thread's iteration state\n");
gst_info("gstthread: tearing down thread's iteration state\n");
// FIXME do stuff
break;
#endif
@ -269,9 +279,8 @@ static GstElementStateReturn gst_thread_change_state(GstElement *element) {
gst_element_get_name(GST_ELEMENT(element)));
GST_FLAG_SET(thread,GST_THREAD_STATE_SPINNING);
gst_thread_signal_thread(thread);
return TRUE;
break;
case ~GST_STATE_PLAYING:
case GST_STATE_PAUSED:
gst_info("gstthread: stopping thread \"%s\"\n",
gst_element_get_name(GST_ELEMENT(element)));
GST_FLAG_UNSET(thread,GST_THREAD_STATE_SPINNING);
@ -280,7 +289,6 @@ static GstElementStateReturn gst_thread_change_state(GstElement *element) {
default:
break;
}
*/
return stateset;
}

2
gst/meta/videoraw.h
View file

@ -65,7 +65,7 @@ struct _MetaVideoRaw {
GstMeta meta;
/* formatting information */
gint format;
GstColorSpaceType format;
GdkVisual *visual;
// dimensions of the video buffer
gint width;

22
plugins/elements/gstaudiosink.c
View file

@ -190,7 +190,7 @@ void gst_audiosink_chain(GstPad *pad,GstBuffer *buf) {
audiosink = GST_AUDIOSINK(pad->parent);
// g_return_if_fail(GST_FLAG_IS_SET(audiosink,GST_STATE_RUNNING));
if (in_flush = GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLUSH)) {
if ((in_flush = GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLUSH))) {
DEBUG("audiosink: flush\n");
ioctl(audiosink->fd,SNDCTL_DSP_RESET,0);
}
@ -217,20 +217,13 @@ void gst_audiosink_chain(GstPad *pad,GstBuffer *buf) {
//g_print("audiosink: writing to soundcard\n");
if (audiosink->fd > 2) {
if (!audiosink->mute) {
//if (gst_clock_current_diff(audiosink->clock, GST_BUFFER_TIMESTAMP(buf)) > 500000) {
//}
//else {
gst_clock_wait(audiosink->clock, GST_BUFFER_TIMESTAMP(buf), GST_OBJECT(audiosink));
ioctl(audiosink->fd,SNDCTL_DSP_GETOSPACE,&ospace);
DEBUG("audiosink: (%d bytes buffer)\n", ospace.bytes);
write(audiosink->fd,GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buf));
//}
//gst_clock_set(audiosink->clock, GST_BUFFER_TIMESTAMP(buf));
//}
gst_clock_wait(audiosink->clock, GST_BUFFER_TIMESTAMP(buf), GST_OBJECT(audiosink));
ioctl(audiosink->fd,SNDCTL_DSP_GETOSPACE,&ospace);
DEBUG("audiosink: (%d bytes buffer)\n", ospace.bytes);
write(audiosink->fd,GST_BUFFER_DATA(buf),GST_BUFFER_SIZE(buf));
}
}
}
end:
//g_print("a unref\n");
gst_buffer_unref(buf);
//g_print("a done\n");
@ -314,6 +307,7 @@ static gboolean gst_audiosink_open_audio(GstAudioSink *sink) {
if (sink->caps & DSP_CAP_TRIGGER) g_print("audiosink: Trigger\n");
if (sink->caps & DSP_CAP_MMAP) g_print("audiosink: Direct access\n");
g_print("audiosink: opened audio\n");
GST_FLAG_SET(sink,GST_AUDIOSINK_OPEN);
return TRUE;
}
@ -325,10 +319,10 @@ static void gst_audiosink_close_audio(GstAudioSink *sink) {
close(sink->fd);
sink->fd = -1;
GST_FLAG_UNSET(sink,GST_AUDIOSINK_OPEN);
g_print("audiosink: closed sound device\n");
}
static GstElementStateReturn gst_audiosink_change_state(GstElement *element) {
g_return_val_if_fail(GST_IS_AUDIOSINK(element), FALSE);
@ -346,5 +340,5 @@ static GstElementStateReturn gst_audiosink_change_state(GstElement *element) {
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}

2
plugins/elements/gstaudiosrc.c
View file

@ -241,7 +241,7 @@ static GstElementStateReturn gst_audiosrc_change_state(GstElement *element) {
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}
static gboolean gst_audiosrc_open_audio(GstAudioSrc *src) {

2
plugins/elements/gstdisksrc.c
View file

@ -286,6 +286,8 @@ static void gst_disksrc_close_file(GstDiskSrc *src) {
static GstElementStateReturn gst_disksrc_change_state(GstElement *element) {
g_return_val_if_fail(GST_IS_DISKSRC(element),GST_STATE_FAILURE);
DEBUG("gstdisksrc: state pending %d\n", GST_STATE_PENDING(element));
/* if going down into NULL state, close the file if it's open */
if (GST_STATE_PENDING(element) == GST_STATE_NULL) {
if (GST_FLAG_IS_SET(element,GST_DISKSRC_OPEN))

12
plugins/elements/gstpipefilter.c
View file

@ -138,9 +138,9 @@ static gboolean gst_pipefilter_read_and_push(GstPipefilter *pipefilter) {
g_return_val_if_fail(GST_BUFFER_DATA(newbuf) != NULL, FALSE);
/* read it in from the file */
DEBUG("attemting to read %d bytes\n", pipefilter->bytes_per_read);
DEBUG("attemting to read %ld bytes\n", pipefilter->bytes_per_read);
readbytes = read(pipefilter->fdout[0],GST_BUFFER_DATA(newbuf),pipefilter->bytes_per_read);
DEBUG("read %d bytes\n", readbytes);
DEBUG("read %ld bytes\n", readbytes);
if (readbytes < 0) {
if (errno == EAGAIN) {
DEBUG("no input yet\n");
@ -185,9 +185,9 @@ void gst_pipefilter_chain(GstPad *pad,GstBuffer *buf) {
data = GST_BUFFER_DATA(buf);
size = GST_BUFFER_SIZE(buf);
DEBUG("attemting to write %d bytes\n", size);
DEBUG("attemting to write %ld bytes\n", size);
writebytes = write(pipefilter->fdin[1],data,size);
DEBUG("written %d bytes\n", writebytes);
DEBUG("written %ld bytes\n", writebytes);
if (writebytes < 0) {
perror("write");
gst_element_error(GST_ELEMENT(pipefilter),"writing");
@ -296,12 +296,12 @@ static GstElementStateReturn gst_pipefilter_change_state(GstElement *element) {
/* otherwise (READY or higher) we need to open the file */
} else {
if (!GST_FLAG_IS_SET(element,GST_PIPEFILTER_OPEN)) {
if (!gst_disksrc_open_file(GST_PIPEFILTER(element)))
if (!gst_pipefilter_open_file(GST_PIPEFILTER(element)))
return GST_STATE_FAILURE;
}
}
if (GST_ELEMENT_CLASS(parent_class)->change_state)
return GST_ELEMENT_CLASS(parent_class)->change_state(element);
return TRUE;
return GST_STATE_SUCCESS;
}