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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Fixed the queue length (fixed length 5 for now). fixed mpeg1 video rate control.
Original commit message from CVS: Fixed the queue length (fixed length 5 for now). fixed mpeg1 video rate control. AlienSong segfaults sometimes. My other movies don't....
This commit is contained in:
Wim Taymans
parent
d224516279
commit
f3f3a99f1e
4 changed files with 82 additions and 22 deletions
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@ -100,12 +100,16 @@ static void gst_queue_init(GstQueue *queue) {
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queue->queue = NULL;
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queue->tail = NULL;
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queue->level_buffers = 0;
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queue->max_buffers = 5;
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queue->level_bytes = 0;
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queue->size_buffers = 0;
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queue->size_bytes = 0;
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queue->waiterlock = g_mutex_new();
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queue->waitercond = g_cond_new();
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queue->emptylock = g_mutex_new();
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queue->emptycond = g_cond_new();
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queue->fulllock = g_mutex_new();
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queue->fullcond = g_cond_new();
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}
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GstElement *gst_queue_new(gchar *name) {
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@ -125,8 +129,21 @@ void gst_queue_chain(GstPad *pad,GstBuffer *buf) {
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queue = GST_QUEUE(pad->parent);
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/* we have to lock the queue since we span threads */
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GST_LOCK(queue);
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if (queue->level_buffers >= queue->max_buffers) {
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GST_UNLOCK(queue);
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while (queue->level_buffers >= queue->max_buffers) {
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g_mutex_lock(queue->fulllock);
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// g_print("0");
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g_cond_wait(queue->fullcond,queue->fulllock);
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g_mutex_unlock(queue->fulllock);
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}
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GST_LOCK(queue);
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}
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/* put the buffer on the head of the list */
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/* if the queue is NULL, start a new list and make this the tail */
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if (!queue->queue) {
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@ -147,9 +164,9 @@ void gst_queue_chain(GstPad *pad,GstBuffer *buf) {
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GST_UNLOCK(queue);
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if (tosignal) {
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g_mutex_lock(queue->waiterlock);
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g_cond_signal(queue->waitercond);
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g_mutex_unlock(queue->waiterlock);
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g_mutex_lock(queue->emptylock);
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g_cond_signal(queue->emptycond);
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g_mutex_unlock(queue->emptylock);
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// g_print(">");
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}
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}
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@ -158,6 +175,7 @@ void gst_queue_push(GstConnection *connection) {
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GstQueue *queue = GST_QUEUE(connection);
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GstBuffer *buf = NULL;
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GList *front;
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gboolean tosignal = FALSE;
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/* have to lock for thread-safety */
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GST_LOCK(queue);
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@ -165,10 +183,10 @@ void gst_queue_push(GstConnection *connection) {
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if (!queue->level_buffers) {
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GST_UNLOCK(queue);
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while (!queue->level_buffers) {
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g_mutex_lock(queue->waiterlock);
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g_mutex_lock(queue->emptylock);
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// g_print("0");
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g_cond_wait(queue->waitercond,queue->waiterlock);
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g_mutex_unlock(queue->waiterlock);
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g_cond_wait(queue->emptycond,queue->emptylock);
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g_mutex_unlock(queue->emptylock);
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}
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GST_LOCK(queue);
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}
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@ -180,8 +198,17 @@ void gst_queue_push(GstConnection *connection) {
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queue->level_buffers--;
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// g_print("-");
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/* unlock now */
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tosignal = queue->level_buffers < queue->max_buffers;
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GST_UNLOCK(queue);
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if (tosignal) {
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g_mutex_lock(queue->fulllock);
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g_cond_signal(queue->fullcond);
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g_mutex_unlock(queue->fulllock);
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}
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/* unlock now */
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}
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@ -59,12 +59,15 @@ struct _GstQueue {
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GList *tail; /* have to keep track of this myself */
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gint level_buffers; /* number of buffers queued here */
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gint max_buffers; /* maximum number of buffers queued here */
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gint level_bytes; /* number of bytes queued here */
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gint size_buffers; /* size of queue in buffers */
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gint size_bytes; /* size of queue in bytes */
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GMutex *waiterlock; /* used when the queue is empty */
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GCond *waitercond;
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GMutex *emptylock; /* used when the queue is empty */
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GCond *emptycond;
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GMutex *fulllock; /* used when the queue is full */
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GCond *fullcond;
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};
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struct _GstQueueClass {
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@ -100,12 +100,16 @@ static void gst_queue_init(GstQueue *queue) {
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queue->queue = NULL;
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queue->tail = NULL;
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queue->level_buffers = 0;
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queue->max_buffers = 5;
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queue->level_bytes = 0;
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queue->size_buffers = 0;
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queue->size_bytes = 0;
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queue->waiterlock = g_mutex_new();
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queue->waitercond = g_cond_new();
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queue->emptylock = g_mutex_new();
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queue->emptycond = g_cond_new();
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queue->fulllock = g_mutex_new();
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queue->fullcond = g_cond_new();
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}
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GstElement *gst_queue_new(gchar *name) {
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@ -125,8 +129,21 @@ void gst_queue_chain(GstPad *pad,GstBuffer *buf) {
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queue = GST_QUEUE(pad->parent);
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/* we have to lock the queue since we span threads */
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GST_LOCK(queue);
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if (queue->level_buffers >= queue->max_buffers) {
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GST_UNLOCK(queue);
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while (queue->level_buffers >= queue->max_buffers) {
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g_mutex_lock(queue->fulllock);
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// g_print("0");
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g_cond_wait(queue->fullcond,queue->fulllock);
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g_mutex_unlock(queue->fulllock);
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}
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GST_LOCK(queue);
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}
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/* put the buffer on the head of the list */
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/* if the queue is NULL, start a new list and make this the tail */
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if (!queue->queue) {
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@ -147,9 +164,9 @@ void gst_queue_chain(GstPad *pad,GstBuffer *buf) {
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GST_UNLOCK(queue);
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if (tosignal) {
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g_mutex_lock(queue->waiterlock);
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g_cond_signal(queue->waitercond);
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g_mutex_unlock(queue->waiterlock);
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g_mutex_lock(queue->emptylock);
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g_cond_signal(queue->emptycond);
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g_mutex_unlock(queue->emptylock);
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// g_print(">");
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}
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}
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@ -158,6 +175,7 @@ void gst_queue_push(GstConnection *connection) {
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GstQueue *queue = GST_QUEUE(connection);
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GstBuffer *buf = NULL;
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GList *front;
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gboolean tosignal = FALSE;
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/* have to lock for thread-safety */
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GST_LOCK(queue);
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@ -165,10 +183,10 @@ void gst_queue_push(GstConnection *connection) {
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if (!queue->level_buffers) {
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GST_UNLOCK(queue);
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while (!queue->level_buffers) {
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g_mutex_lock(queue->waiterlock);
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g_mutex_lock(queue->emptylock);
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// g_print("0");
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g_cond_wait(queue->waitercond,queue->waiterlock);
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g_mutex_unlock(queue->waiterlock);
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g_cond_wait(queue->emptycond,queue->emptylock);
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g_mutex_unlock(queue->emptylock);
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}
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GST_LOCK(queue);
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}
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@ -180,8 +198,17 @@ void gst_queue_push(GstConnection *connection) {
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queue->level_buffers--;
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// g_print("-");
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/* unlock now */
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tosignal = queue->level_buffers < queue->max_buffers;
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GST_UNLOCK(queue);
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if (tosignal) {
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g_mutex_lock(queue->fulllock);
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g_cond_signal(queue->fullcond);
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g_mutex_unlock(queue->fulllock);
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}
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/* unlock now */
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}
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@ -59,12 +59,15 @@ struct _GstQueue {
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GList *tail; /* have to keep track of this myself */
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gint level_buffers; /* number of buffers queued here */
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gint max_buffers; /* maximum number of buffers queued here */
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gint level_bytes; /* number of bytes queued here */
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gint size_buffers; /* size of queue in buffers */
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gint size_bytes; /* size of queue in bytes */
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GMutex *waiterlock; /* used when the queue is empty */
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GCond *waitercond;
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GMutex *emptylock; /* used when the queue is empty */
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GCond *emptycond;
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GMutex *fulllock; /* used when the queue is full */
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GCond *fullcond;
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};
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struct _GstQueueClass {
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