#include "gstv4l2object.h"
#include "gst/gst-i18n-plugin.h"
#include <gst/glib-compat-private.h>
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+#include <gst/allocators/gsttizenmemory.h>
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
GST_DEBUG_CATEGORY_STATIC (v4l2bufferpool_debug);
GST_DEBUG_CATEGORY_STATIC (CAT_PERFORMANCE);
#define GST_V4L2_IMPORT_QUARK gst_v4l2_buffer_pool_import_quark ()
-
/*
* GstV4l2BufferPool:
*/
static void gst_v4l2_buffer_pool_release_buffer (GstBufferPool * bpool,
GstBuffer * buffer);
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+typedef struct _GstV4l2TizenBuffer GstV4l2TizenBuffer;
+struct _GstV4l2TizenBuffer {
+ int index;
+ GstBuffer *gst_buffer;
+ GstBuffer *v4l2_buffer;
+ GstV4l2BufferPool *v4l2_pool;
+};
+
+static void gst_v4l2_tizen_buffer_finalize (GstV4l2TizenBuffer *tizen_buffer)
+{
+ GstV4l2BufferPool *pool = NULL;
+
+ if (!tizen_buffer) {
+ GST_ERROR ("NULL buffer");
+ return;
+ }
+
+ pool = tizen_buffer->v4l2_pool;
+
+ gst_v4l2_buffer_pool_release_buffer (GST_BUFFER_POOL_CAST (pool), tizen_buffer->v4l2_buffer);
+
+ g_mutex_lock (&pool->buffer_lock);
+
+ pool->live_buffer_count--;
+
+ GST_DEBUG_OBJECT (pool, "release buffer[%d][tizen:%p,v4l2:%p,gst:%p], live[%d]",
+ tizen_buffer->index, tizen_buffer, tizen_buffer->v4l2_buffer,
+ tizen_buffer->gst_buffer, pool->live_buffer_count);
+
+ g_cond_signal (&pool->buffer_cond);
+
+ g_mutex_unlock (&pool->buffer_lock);
+
+ gst_object_unref (pool);
+
+ g_free(tizen_buffer);
+}
+
+static GstV4l2TizenBuffer *gst_v4l2_tizen_buffer_new (GstBuffer *v4l2_buffer, int index, GstV4l2BufferPool *v4l2_pool)
+{
+ GstV4l2TizenBuffer *tizen_buffer = NULL;
+ GstMemory *memory = NULL;
+
+ tizen_buffer = g_new0 (GstV4l2TizenBuffer, 1);
+ tizen_buffer->index = index;
+ tizen_buffer->v4l2_buffer = v4l2_buffer;
+ tizen_buffer->gst_buffer = gst_buffer_new ();
+ tizen_buffer->v4l2_pool = gst_object_ref (v4l2_pool);
+
+ memory = gst_tizen_allocator_alloc_surface (v4l2_pool->tallocator,
+ &v4l2_pool->obj->info, v4l2_pool->vallocator->groups[index]->surface, (gpointer)tizen_buffer,
+ (GDestroyNotify)gst_v4l2_tizen_buffer_finalize);
+
+ gst_buffer_append_memory (tizen_buffer->gst_buffer, memory);
+ gst_buffer_set_size (tizen_buffer->gst_buffer, v4l2_pool->vallocator->s_info.size);
+
+ g_mutex_lock (&v4l2_pool->buffer_lock);
+
+ v4l2_pool->live_buffer_count++;
+
+ GST_DEBUG_OBJECT (v4l2_pool, "new buffer[tizen:%p,v4l2:%p,gst:%p], size[%d], live[%d]",
+ tizen_buffer, v4l2_buffer, tizen_buffer->gst_buffer,
+ v4l2_pool->vallocator->s_info.size, v4l2_pool->live_buffer_count);
+
+ g_mutex_unlock (&v4l2_pool->buffer_lock);
+
+ return tizen_buffer;
+}
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
static gboolean
gst_v4l2_is_buffer_valid (GstBuffer * buffer, GstV4l2MemoryGroup ** out_group)
}
static GstFlowReturn
-gst_v4l2_buffer_pool_resurect_buffer (GstV4l2BufferPool * pool)
+gst_v4l2_buffer_pool_resurrect_buffer (GstV4l2BufferPool * pool)
{
GstBufferPoolAcquireParams params = { 0 };
GstBuffer *buffer = NULL;
case GST_V4L2_IO_DMABUF:
case GST_V4L2_IO_DMABUF_IMPORT:
if (!V4L2_TYPE_IS_OUTPUT (pool->obj->type)) {
+ guint num_queued;
+ guint i, n = 0;
+
+ num_queued = g_atomic_int_get (&pool->num_queued);
+ if (num_queued < pool->num_allocated)
+ n = pool->num_allocated - num_queued;
+
/* For captures, we need to enqueue buffers before we start streaming,
* so the driver don't underflow immediatly. As we have put then back
- * into the base class queue, resurect them, then releasing will queue
+ * into the base class queue, resurrect them, then releasing will queue
* them back. */
- while (gst_v4l2_buffer_pool_resurect_buffer (pool) == GST_FLOW_OK)
- continue;
+ for (i = 0; i < n; i++)
+ gst_v4l2_buffer_pool_resurrect_buffer (pool);
}
if (obj->ioctl (pool->video_fd, VIDIOC_STREAMON, &obj->type) < 0)
GstBufferPoolClass *pclass = GST_BUFFER_POOL_CLASS (parent_class);
GstV4l2Object *obj = pool->obj;
gint i;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ gint64 end_time = 0;
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
if (!pool->streaming)
return;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ if (obj->tbm_output && !V4L2_TYPE_IS_OUTPUT(pool->obj->type)) {
+ g_mutex_lock (&pool->buffer_lock);
+
+ GST_INFO_OBJECT (pool, "live buffer[%d]", pool->live_buffer_count);
+
+ if (pool->live_buffer_count > 0) {
+ end_time = g_get_monotonic_time () + G_TIME_SPAN_SECOND;
+
+ do {
+ GST_WARNING_OBJECT (pool, "wait for live buffer[%d]", pool->live_buffer_count);
+
+ if (!g_cond_wait_until (&pool->buffer_cond, &pool->buffer_lock, end_time)) {
+ GST_ERROR_OBJECT (pool, "failed to wait live buffer[%d]", pool->live_buffer_count);
+ break;
+ }
+
+ GST_WARNING_OBJECT (pool, "signal received, check again : live count[%d]",
+ pool->live_buffer_count);
+ } while (pool->live_buffer_count > 0);
+ }
+
+ g_mutex_unlock (&pool->buffer_lock);
+ }
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
switch (obj->mode) {
case GST_V4L2_IO_MMAP:
case GST_V4L2_IO_USERPTR:
GST_DEBUG_OBJECT (pool, "activating pool");
- if (pool->other_pool)
+ if (pool->other_pool) {
+ GstBuffer *buffer;
+
if (!gst_buffer_pool_set_active (pool->other_pool, TRUE))
goto other_pool_failed;
+ if (gst_buffer_pool_acquire_buffer (pool->other_pool, &buffer, NULL) !=
+ GST_FLOW_OK)
+ goto other_pool_failed;
+
+ if (!gst_v4l2_object_try_import (obj, buffer)) {
+ gst_buffer_unref (buffer);
+ goto cannot_import;
+ }
+ gst_buffer_unref (buffer);
+ }
+
config = gst_buffer_pool_get_config (bpool);
if (!gst_buffer_pool_config_get_params (config, &caps, &size, &min_buffers,
&max_buffers))
count = gst_v4l2_allocator_start (pool->vallocator, min_buffers,
V4L2_MEMORY_MMAP);
+ pool->num_allocated = count;
if (count < GST_V4L2_MIN_BUFFERS) {
min_buffers = count;
pool->group_released_handler =
g_signal_connect_swapped (pool->vallocator, "group-released",
- G_CALLBACK (gst_v4l2_buffer_pool_resurect_buffer), pool);
+ G_CALLBACK (gst_v4l2_buffer_pool_resurrect_buffer), pool);
ret = gst_v4l2_buffer_pool_streamon (pool);
}
GST_ERROR_OBJECT (pool, "failed to queue buffers into the capture queue");
return FALSE;
}
+cannot_import:
+ {
+ GST_ERROR_OBJECT (pool, "cannot import buffers from downstream pool");
+ return FALSE;
+ }
+}
+
+static gboolean
+gst_v4l2_buffer_pool_vallocator_stop (GstV4l2BufferPool * pool)
+{
+ GstV4l2Return vret;
+
+ if (!pool->vallocator)
+ return TRUE;
+
+ vret = gst_v4l2_allocator_stop (pool->vallocator);
+
+ if (vret == GST_V4L2_BUSY)
+ GST_WARNING_OBJECT (pool, "some buffers are still outstanding");
+
+ return (vret == GST_V4L2_OK);
}
static gboolean
GstV4l2BufferPool *pool = GST_V4L2_BUFFER_POOL (bpool);
gboolean ret;
+ if (pool->orphaned)
+ return gst_v4l2_buffer_pool_vallocator_stop (pool);
+
GST_DEBUG_OBJECT (pool, "stopping pool");
if (pool->group_released_handler > 0) {
ret = GST_BUFFER_POOL_CLASS (parent_class)->stop (bpool);
- if (ret && pool->vallocator) {
- GstV4l2Return vret;
+ if (ret)
+ ret = gst_v4l2_buffer_pool_vallocator_stop (pool);
+
+ return ret;
+}
+
+gboolean
+gst_v4l2_buffer_pool_orphan (GstBufferPool ** bpool)
+{
+ GstV4l2BufferPool *pool = GST_V4L2_BUFFER_POOL (*bpool);
+ gboolean ret;
- vret = gst_v4l2_allocator_stop (pool->vallocator);
+ if (!GST_V4L2_ALLOCATOR_CAN_ORPHAN_BUFS (pool->vallocator))
+ return FALSE;
- if (vret == GST_V4L2_BUSY)
- GST_WARNING_OBJECT (pool, "some buffers are still outstanding");
+ if (g_getenv ("GST_V4L2_FORCE_DRAIN"))
+ return FALSE;
- ret = (vret == GST_V4L2_OK);
- }
+ GST_DEBUG_OBJECT (pool, "orphaning pool");
+ gst_buffer_pool_set_active (*bpool, FALSE);
+ /*
+ * If the buffer pool has outstanding buffers, it will not be stopped
+ * by the base class when set inactive. Stop it manually and mark it
+ * as orphaned
+ */
+ ret = gst_v4l2_buffer_pool_stop (*bpool);
+ if (!ret)
+ ret = gst_v4l2_allocator_orphan (pool->vallocator);
+
+ if (!ret)
+ goto orphan_failed;
+
+ pool->orphaned = TRUE;
+ gst_object_unref (*bpool);
+ *bpool = NULL;
+
+orphan_failed:
return ret;
}
GstVideoMeta *vmeta;
gsize size;
gint i;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ GstV4l2TizenBuffer *tizen_buffer = NULL;
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
if ((res = gst_v4l2_buffer_pool_poll (pool, wait)) < GST_FLOW_OK)
goto poll_failed;
GST_BUFFER_OFFSET (outbuf) = group->buffer.sequence;
GST_BUFFER_OFFSET_END (outbuf) = group->buffer.sequence + 1;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ if (group->surface) {
+ tizen_buffer = gst_v4l2_tizen_buffer_new (outbuf, group->buffer.index, pool);
+ if (!tizen_buffer) {
+ GST_ERROR_OBJECT (pool, "tizen buffer failed for index[%d]", group->buffer.index);
+ goto no_buffer;
+ }
+ outbuf = tizen_buffer->gst_buffer;
+ }
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
done:
*buffer = outbuf;
GST_DEBUG_OBJECT (pool, "acquire");
- /* If this is being called to resurect a lost buffer */
+ /* If this is being called to resurrect a lost buffer */
if (params && params->flags & GST_V4L2_BUFFER_POOL_ACQUIRE_FLAG_RESURRECT) {
ret = pclass->acquire_buffer (bpool, buffer, params);
goto done;
GST_DEBUG_OBJECT (pool, "release buffer %p", buffer);
+ /* If the buffer's pool has been orphaned, dispose of it so that
+ * the pool resources can be freed */
+ if (pool->orphaned) {
+ GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_TAG_MEMORY);
+ pclass->release_buffer (bpool, buffer);
+ return;
+ }
+
switch (obj->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
gst_object_unref (pool->allocator);
pool->allocator = NULL;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ g_cond_clear (&pool->buffer_cond);
+ g_mutex_clear (&pool->buffer_lock);
+
+ if (pool->tallocator)
+ gst_object_unref (pool->tallocator);
+ pool->tallocator = NULL;
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
if (pool->other_pool)
gst_object_unref (pool->other_pool);
pool->other_pool = NULL;
pool->can_poll_device = TRUE;
g_cond_init (&pool->empty_cond);
pool->empty = TRUE;
+ pool->orphaned = FALSE;
}
static void
pool->obj = obj;
pool->can_poll_device = TRUE;
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ pool->tallocator = gst_tizen_allocator_new ();
+ if (pool->tallocator == NULL)
+ goto allocator_failed;
+
+ g_mutex_init (&pool->buffer_lock);
+ g_cond_init (&pool->buffer_cond);
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
pool->vallocator = gst_v4l2_allocator_new (GST_OBJECT (pool), obj);
if (pool->vallocator == NULL)
goto allocator_failed;
}
allocator_failed:
{
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ if (pool->tallocator) {
+ gst_object_unref (pool->tallocator);
+ pool->tallocator = NULL;
+ }
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
GST_ERROR_OBJECT (pool, "Failed to create V4L2 allocator");
gst_object_unref (pool);
return NULL;
/* If we have no more buffer, and can allocate it time to do so */
if (num_queued == 0) {
if (GST_V4L2_ALLOCATOR_CAN_ALLOCATE (pool->vallocator, MMAP)) {
- ret = gst_v4l2_buffer_pool_resurect_buffer (pool);
+ ret = gst_v4l2_buffer_pool_resurrect_buffer (pool);
if (ret == GST_FLOW_OK)
goto done;
}
GstBuffer *copy;
if (GST_V4L2_ALLOCATOR_CAN_ALLOCATE (pool->vallocator, MMAP)) {
- ret = gst_v4l2_buffer_pool_resurect_buffer (pool);
+ ret = gst_v4l2_buffer_pool_resurrect_buffer (pool);
if (ret == GST_FLOW_OK)
goto done;
}
if (GST_V4L2_IS_M2M (obj->device_caps))
goto eos;
}
-
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ if (pool->obj->tbm_output && pool->obj->mode == GST_V4L2_IO_DMABUF) {
+ gst_buffer_unref (*buf);
+ *buf = tmp;
+ } else {
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
ret = gst_v4l2_buffer_pool_copy_buffer (pool, *buf, tmp);
/* an queue the buffer again after the copy */
gst_v4l2_buffer_pool_release_buffer (bpool, tmp);
+#ifdef TIZEN_FEATURE_V4L2_TBM_SUPPORT
+ }
+#endif /* TIZEN_FEATURE_V4L2_TBM_SUPPORT */
if (ret != GST_FLOW_OK)
goto copy_failed;