gboolean
gst_gl_base_buffer_copy_buffer_sub_data (GstGLBaseBuffer * src,
GstGLBaseBuffer * dest, gssize offset, gssize size)
{
const GstGLFuncs *gl = src->context->gl_vtable;
GstMapInfo sinfo, dinfo;
if (!gl->CopyBufferSubData)
/* This is GL(ES) 3.0+ only */
return FALSE;
if (!gst_memory_map ((GstMemory *) src, &sinfo, GST_MAP_READ | GST_MAP_GL)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_BUFFER,
"failed to read map source memory %p", src);
return FALSE;
}
if (!gst_memory_map ((GstMemory *) dest, &dinfo, GST_MAP_WRITE | GST_MAP_GL)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_BUFFER,
"failed to write map destination memory %p", dest);
gst_memory_unmap ((GstMemory *) src, &sinfo);
return FALSE;
}
gl->BindBuffer (GL_COPY_READ_BUFFER, src->id);
gl->BindBuffer (GL_COPY_WRITE_BUFFER, dest->id);
gl->CopyBufferSubData (GL_COPY_READ_BUFFER, GL_COPY_WRITE_BUFFER,
offset, 0, size);
gst_memory_unmap ((GstMemory *) src, &sinfo);
gst_memory_unmap ((GstMemory *) dest, &dinfo);
return TRUE;
}
gboolean
gst_gl_base_buffer_memcpy (GstGLBaseBuffer * src, GstGLBaseBuffer * dest,
gssize offset, gssize size)
{
GstMapInfo sinfo, dinfo;
if (!gst_memory_map ((GstMemory *) src, &sinfo, GST_MAP_READ)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_BUFFER,
"could not read map source memory %p", src);
return FALSE;
}
if (!gst_memory_map ((GstMemory *) dest, &dinfo, GST_MAP_WRITE)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_BUFFER,
"could not write map dest memory %p", dest);
gst_memory_unmap ((GstMemory *) src, &sinfo);
return FALSE;
}
GST_CAT_DEBUG (GST_CAT_GL_BASE_BUFFER,
"memcpy %" G_GSSIZE_FORMAT " memory %p -> %p", size, src, dest);
memcpy (dinfo.data, sinfo.data + offset, size);
gst_memory_unmap ((GstMemory *) dest, &dinfo);
gst_memory_unmap ((GstMemory *) src, &sinfo);
return TRUE;
}
/**
* gst_gl_base_memory_memcpy:
* @src: the source #GstGLBaseMemory
* @dest: the destination #GstGLBaseMemory
* @offset: the offset to start at
* @size: the number of bytes to copy
*
* Returns: whether the copy suceeded.
*/
gboolean
gst_gl_base_memory_memcpy (GstGLBaseMemory * src, GstGLBaseMemory * dest,
gssize offset, gssize size)
{
GstMapInfo sinfo, dinfo;
if (!gst_gl_base_memory_alloc_data (GST_GL_BASE_MEMORY_CAST (dest)))
return FALSE;
if (!gst_memory_map ((GstMemory *) src, &sinfo, GST_MAP_READ)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_MEMORY,
"could not read map source memory %p", src);
return FALSE;
}
if (!gst_memory_map ((GstMemory *) dest, &dinfo, GST_MAP_WRITE)) {
GST_CAT_WARNING (GST_CAT_GL_BASE_MEMORY,
"could not write map dest memory %p", dest);
gst_memory_unmap ((GstMemory *) src, &sinfo);
return FALSE;
}
if (size == -1)
size = sinfo.size > offset ? sinfo.size - offset : 0;
GST_CAT_DEBUG (GST_CAT_GL_BASE_MEMORY,
"memcpy %" G_GSSIZE_FORMAT " memory %p -> %p", size, src, dest);
memcpy (dinfo.data, sinfo.data + offset, size);
gst_memory_unmap ((GstMemory *) dest, &dinfo);
gst_memory_unmap ((GstMemory *) src, &sinfo);
return TRUE;
}
static GstGLBuffer *
_gl_buffer_copy (GstGLBuffer * src, gssize offset, gssize size)
{
GstAllocator *allocator = src->mem.mem.allocator;
GstAllocationParams params = { 0, src->mem.mem.align, 0, 0 };
GstGLBuffer *dest = NULL;
dest = _gl_buffer_new (allocator, NULL, src->mem.context,
src->target, src->usage_hints, ¶ms, src->mem.mem.maxsize);
/* If not doing a full copy, then copy to sysmem, the 2D represention of the
* texture would become wrong */
if (GST_MEMORY_FLAG_IS_SET (src, GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD)) {
if (!gst_gl_base_memory_memcpy (GST_GL_BASE_MEMORY_CAST (src),
GST_GL_BASE_MEMORY_CAST (dest), offset, size)) {
GST_CAT_WARNING (GST_CAT_GL_BUFFER, "Could not copy GL Buffer");
gst_memory_unref (GST_MEMORY_CAST (dest));
dest = NULL;
}
} else {
if (!gst_gl_buffer_copy_buffer_sub_data (src, dest, offset, size)) {
if (!gst_gl_base_memory_memcpy (GST_GL_BASE_MEMORY_CAST (src),
GST_GL_BASE_MEMORY_CAST (dest), offset, size)) {
GST_CAT_WARNING (GST_CAT_GL_BUFFER, "Could not copy GL Buffer");
gst_memory_unref (GST_MEMORY_CAST (dest));
dest = NULL;
}
}
}
return dest;
}
static GstMemory *
_gl_mem_copy (GstGLMemoryPBO * src, gssize offset, gssize size)
{
GstAllocationParams params = { 0, GST_MEMORY_CAST (src)->align, 0, 0 };
GstGLBaseMemoryAllocator *base_mem_allocator;
GstAllocator *allocator;
GstMemory *dest = NULL;
allocator = GST_MEMORY_CAST (src)->allocator;
base_mem_allocator = (GstGLBaseMemoryAllocator *) allocator;
if (src->mem.tex_target == GST_GL_TEXTURE_TARGET_EXTERNAL_OES) {
GST_CAT_ERROR (GST_CAT_GL_MEMORY, "Cannot copy External OES textures");
return NULL;
}
/* If not doing a full copy, then copy to sysmem, the 2D represention of the
* texture would become wrong */
if (offset > 0 || size < GST_MEMORY_CAST (src)->size) {
return base_mem_allocator->fallback_mem_copy (GST_MEMORY_CAST (src), offset,
size);
}
dest = (GstMemory *) _gl_mem_new (allocator, NULL, src->mem.mem.context,
src->mem.tex_target, ¶ms, &src->mem.info, src->mem.plane,
&src->mem.valign, NULL, NULL);
if (GST_MEMORY_FLAG_IS_SET (src, GST_GL_BASE_MEMORY_TRANSFER_NEED_UPLOAD)) {
if (!gst_gl_base_memory_memcpy ((GstGLBaseMemory *) src,
(GstGLBaseMemory *) dest, offset, size)) {
GST_CAT_WARNING (GST_CAT_GL_MEMORY, "Could not copy GL Memory");
gst_memory_unref (GST_MEMORY_CAST (dest));
return NULL;
}
} else {
GstMapInfo dinfo;
if (!gst_memory_map (GST_MEMORY_CAST (dest), &dinfo,
GST_MAP_WRITE | GST_MAP_GL)) {
GST_CAT_WARNING (GST_CAT_GL_MEMORY,
"Failed not map destination " "for writing");
gst_memory_unref (GST_MEMORY_CAST (dest));
return NULL;
}
if (!gst_gl_memory_copy_into ((GstGLMemory *) src,
((GstGLMemory *) dest)->tex_id, src->mem.tex_target,
src->mem.tex_type, src->mem.tex_width, GL_MEM_HEIGHT (src))) {
GST_CAT_WARNING (GST_CAT_GL_MEMORY, "Could not copy GL Memory");
gst_memory_unmap (GST_MEMORY_CAST (dest), &dinfo);
gst_memory_unref (GST_MEMORY_CAST (dest));
return NULL;
}
gst_memory_unmap (GST_MEMORY_CAST (dest), &dinfo);
}
return dest;
}
static VkBool32
_gst_vk_debug_callback (VkDebugReportFlagsEXT msgFlags,
VkDebugReportObjectTypeEXT objType, uint64_t srcObject, size_t location,
int32_t msgCode, const char *pLayerPrefix, const char *pMsg,
void *pUserData)
{
if (msgFlags & VK_DEBUG_REPORT_ERROR_BIT_EXT) {
GST_CAT_ERROR (GST_VULKAN_DEBUG_CAT, "[%s] Code %d : %s", pLayerPrefix,
msgCode, pMsg);
} else if (msgFlags & VK_DEBUG_REPORT_WARNING_BIT_EXT) {
GST_CAT_WARNING (GST_VULKAN_DEBUG_CAT, "[%s] Code %d : %s", pLayerPrefix,
msgCode, pMsg);
} else if (msgFlags & VK_DEBUG_REPORT_INFORMATION_BIT_EXT) {
GST_CAT_LOG (GST_VULKAN_DEBUG_CAT, "[%s] Code %d : %s", pLayerPrefix,
msgCode, pMsg);
} else if (msgFlags & VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT) {
GST_CAT_FIXME (GST_VULKAN_DEBUG_CAT, "[%s] Code %d : %s", pLayerPrefix,
msgCode, pMsg);
} else if (msgFlags & VK_DEBUG_REPORT_DEBUG_BIT_EXT) {
GST_CAT_TRACE (GST_VULKAN_DEBUG_CAT, "[%s] Code %d : %s", pLayerPrefix,
msgCode, pMsg);
} else {
return FALSE;
}
/*
* false indicates that layer should not bail-out of an
* API call that had validation failures. This may mean that the
* app dies inside the driver due to invalid parameter(s).
* That's what would happen without validation layers, so we'll
* keep that behavior here.
*/
return FALSE;
}
/**
* gst_buffer_try_new_and_alloc:
* @size: the size of the new buffer's data.
*
* Tries to create a newly allocated buffer with data of the given size. If
* the requested amount of memory can't be allocated, NULL will be returned.
* The buffer memory is not cleared.
*
* Note that when @size == 0, the buffer data pointer will be NULL.
*
* MT safe.
*
* Returns: a new #GstBuffer, or NULL if the memory couldn't be allocated.
*
* Since: 0.10.13
*/
GstBuffer *
gst_buffer_try_new_and_alloc (guint size)
{
GstBuffer *newbuf;
guint8 *malloc_data;
malloc_data = g_try_malloc (size);
if (G_UNLIKELY (malloc_data == NULL && size != 0)) {
GST_CAT_WARNING (GST_CAT_BUFFER, "failed to allocate %d bytes", size);
return NULL;
}
/* FIXME: there's no g_type_try_create_instance() in GObject yet, so this
* will still abort if a new GstBuffer structure can't be allocated */
newbuf = gst_buffer_new ();
GST_BUFFER_MALLOCDATA (newbuf) = malloc_data;
GST_BUFFER_DATA (newbuf) = malloc_data;
GST_BUFFER_SIZE (newbuf) = size;
GST_CAT_LOG (GST_CAT_BUFFER, "new %p of size %d", newbuf, size);
return newbuf;
}
static GstMemory *
_fallback_mem_copy (GstMemory * mem, gssize offset, gssize size)
{
GstMemory *copy;
GstMapInfo sinfo, dinfo;
GstAllocationParams params = { 0, mem->align, 0, 0, };
GstAllocator *allocator;
if (!gst_memory_map (mem, &sinfo, GST_MAP_READ))
return NULL;
if (size == -1)
size = sinfo.size > offset ? sinfo.size - offset : 0;
/* use the same allocator as the memory we copy */
allocator = mem->allocator;
if (GST_OBJECT_FLAG_IS_SET (allocator, GST_ALLOCATOR_FLAG_CUSTOM_ALLOC))
allocator = NULL;
copy = gst_allocator_alloc (allocator, size, ¶ms);
if (!gst_memory_map (copy, &dinfo, GST_MAP_WRITE)) {
GST_CAT_WARNING (GST_CAT_MEMORY, "could not write map memory %p", copy);
gst_allocator_free (mem->allocator, copy);
gst_memory_unmap (mem, &sinfo);
return NULL;
}
GST_CAT_DEBUG (GST_CAT_PERFORMANCE,
"memcpy %" G_GSSIZE_FORMAT " memory %p -> %p", size, mem, copy);
memcpy (dinfo.data, sinfo.data + offset, size);
gst_memory_unmap (copy, &dinfo);
gst_memory_unmap (mem, &sinfo);
return copy;
}
/**
* gst_buffer_try_new_and_alloc:
* @size: the size of the new buffer's data.
*
* Tries to create a newly allocated buffer with data of the given size. If
* the requested amount of memory can't be allocated, NULL will be returned.
* The buffer memory is not cleared.
*
* Note that when @size == 0, the buffer data pointer will be NULL.
*
* MT safe.
*
* Returns: a new #GstBuffer, or NULL if the memory couldn't be allocated.
*
* Since: 0.10.13
*/
GstBuffer *
gst_buffer_try_new_and_alloc (guint size)
{
GstBuffer *newbuf;
guint8 *malloc_data;
#ifdef HAVE_POSIX_MEMALIGN
gpointer memptr = NULL;
if (G_LIKELY (size)) {
if (G_UNLIKELY (!aligned_malloc (&memptr, size))) {
GST_CAT_WARNING (GST_CAT_BUFFER, "failed to allocate %d bytes", size);
return NULL;
}
}
malloc_data = (guint8 *) memptr;
#else
malloc_data = g_try_malloc (size);
if (G_UNLIKELY (malloc_data == NULL && size != 0)) {
GST_CAT_WARNING (GST_CAT_BUFFER, "failed to allocate %d bytes", size);
return NULL;
}
#endif
/* FIXME: there's no g_type_try_create_instance() in GObject yet, so this
* will still abort if a new GstBuffer structure can't be allocated */
newbuf = gst_buffer_new ();
GST_BUFFER_MALLOCDATA (newbuf) = malloc_data;
GST_BUFFER_DATA (newbuf) = malloc_data;
GST_BUFFER_SIZE (newbuf) = size;
#ifdef HAVE_POSIX_MEMALIGN
GST_BUFFER_FREE_FUNC (newbuf) = free;
#endif
GST_CAT_LOG (GST_CAT_BUFFER, "new %p of size %d", newbuf, size);
return newbuf;
}
static gboolean
ensure_data (GstVdpVideoMemory * vmem)
{
VdpStatus vdp_stat;
GstVideoInfo *info = vmem->info;
#ifndef GST_DISABLE_GST_DEBUG
GstClockTime before, after;
#endif
if (g_atomic_int_add (&vmem->refcount, 1) > 1)
return TRUE;
/* Allocate enough room to store data */
vmem->cache = g_malloc (GST_VIDEO_INFO_SIZE (info));
vmem->cached_data[0] = vmem->cache;
vmem->cached_data[1] = vmem->cache + GST_VIDEO_INFO_PLANE_OFFSET (info, 1);
vmem->cached_data[2] = vmem->cache + GST_VIDEO_INFO_PLANE_OFFSET (info, 2);
vmem->destination_pitches[0] = GST_VIDEO_INFO_PLANE_STRIDE (info, 0);
vmem->destination_pitches[1] = GST_VIDEO_INFO_PLANE_STRIDE (info, 1);
vmem->destination_pitches[2] = GST_VIDEO_INFO_PLANE_STRIDE (info, 2);
GST_DEBUG ("cached_data %p %p %p",
vmem->cached_data[0], vmem->cached_data[1], vmem->cached_data[2]);
GST_DEBUG ("pitches %d %d %d",
vmem->destination_pitches[0],
vmem->destination_pitches[1], vmem->destination_pitches[2]);
#ifndef GST_DISABLE_GST_DEBUG
before = gst_util_get_timestamp ();
#endif
vdp_stat =
vmem->device->vdp_video_surface_get_bits_ycbcr (vmem->surface,
vmem->ycbcr_format, vmem->cached_data, vmem->destination_pitches);
#ifndef GST_DISABLE_GST_DEBUG
after = gst_util_get_timestamp ();
#endif
GST_CAT_WARNING (GST_CAT_PERFORMANCE, "Downloading took %" GST_TIME_FORMAT,
GST_TIME_ARGS (after - before));
if (vdp_stat != VDP_STATUS_OK) {
GST_ERROR ("Failed to get bits : %s",
vmem->device->vdp_get_error_string (vdp_stat));
g_free (vmem->cache);
vmem->cache = NULL;
return FALSE;
}
return TRUE;
}
static void
_upload_transfer (GstGLContext * context, GstGLMemoryPBO * gl_mem)
{
GstGLBaseMemory *mem = (GstGLBaseMemory *) gl_mem;
GstMapInfo info;
g_mutex_lock (&mem->lock);
gl_mem->pbo->target = GL_PIXEL_UNPACK_BUFFER;
if (!gst_memory_map (GST_MEMORY_CAST (gl_mem->pbo), &info,
GST_MAP_READ | GST_MAP_GL)) {
GST_CAT_WARNING (GST_CAT_GL_MEMORY, "Failed to map pbo for reading");
} else {
gst_memory_unmap (GST_MEMORY_CAST (gl_mem->pbo), &info);
}
g_mutex_unlock (&mem->lock);
}
static gpointer
_pbo_download_transfer (GstGLMemoryPBO * gl_mem, GstMapInfo * info, gsize size)
{
GstMapInfo *pbo_info;
gl_mem->pbo->target = GL_PIXEL_PACK_BUFFER;
/* texture -> pbo */
if (info->flags & GST_MAP_READ
&& GST_MEMORY_FLAG_IS_SET (gl_mem,
GST_GL_BASE_MEMORY_TRANSFER_NEED_DOWNLOAD)) {
GstMapInfo info;
GST_CAT_TRACE (GST_CAT_GL_MEMORY,
"attempting download of texture %u " "using pbo %u", gl_mem->mem.tex_id,
gl_mem->pbo->id);
if (!gst_memory_map (GST_MEMORY_CAST (gl_mem->pbo), &info,
GST_MAP_WRITE | GST_MAP_GL)) {
GST_CAT_WARNING (GST_CAT_GL_MEMORY, "Failed to write to PBO");
return NULL;
}
if (!_read_pixels_to_pbo (gl_mem)) {
gst_memory_unmap (GST_MEMORY_CAST (gl_mem->pbo), &info);
return NULL;
}
gst_memory_unmap (GST_MEMORY_CAST (gl_mem->pbo), &info);
}
pbo_info = g_new0 (GstMapInfo, 1);
/* pbo -> data */
/* get a cpu accessible mapping from the pbo */
if (!gst_memory_map (GST_MEMORY_CAST (gl_mem->pbo), pbo_info, info->flags)) {
GST_CAT_ERROR (GST_CAT_GL_MEMORY, "Failed to map pbo");
g_free (pbo_info);
return NULL;
}
info->user_data[0] = pbo_info;
return pbo_info->data;
}
static GList*
fs_rtp_dtmf_event_source_class_add_blueprint (FsRtpSpecialSourceClass *klass,
GList *blueprints)
{
GList *item;
GList *already_done = NULL;
GstElementFactory *fact = NULL;
GList *new_blueprints = NULL;
fact = gst_element_factory_find ("rtpdtmfsrc");
if (fact)
{
gst_object_unref (fact);
}
else
{
GST_CAT_WARNING (fsrtpconference_disco,
"Could not find rtpdtmfsrc, will not offer DTMF events");
return blueprints;
}
fact = gst_element_factory_find ("rtpdtmfdepay");
if (!fact)
GST_CAT_WARNING (fsrtpconference_disco,
"Could not find rtpdtmfdepay, will not be able to receive DTMF events");
for (item = g_list_first (blueprints);
item;
item = g_list_next (item))
{
CodecBlueprint *bp = item->data;
GList *done_item = NULL;
gboolean skip = FALSE;
CodecBlueprint *new_bp = NULL;
if (bp->codec->media_type != FS_MEDIA_TYPE_AUDIO)
continue;
if (!g_ascii_strcasecmp (bp->codec->encoding_name, "telephone-event"))
continue;
if (bp->codec->clock_rate == 0)
continue;
for (done_item = g_list_first (already_done);
done_item;
done_item = g_list_next (done_item))
{
if (GPOINTER_TO_UINT (done_item->data) == bp->codec->clock_rate)
{
skip = TRUE;
break;
}
}
if (skip)
continue;
new_bp = g_slice_new0 (CodecBlueprint);
new_bp->codec = fs_codec_new (FS_CODEC_ID_ANY, "telephone-event",
FS_MEDIA_TYPE_AUDIO, bp->codec->clock_rate);
fs_codec_add_optional_parameter (new_bp->codec, "events", "0-15");
new_bp->rtp_caps = fs_codec_to_gst_caps (new_bp->codec);
new_bp->media_caps = gst_caps_new_any ();
if (fact)
new_bp->receive_pipeline_factory = g_list_prepend (NULL,
g_list_prepend (NULL, gst_object_ref (fact)));
new_blueprints = g_list_append (new_blueprints, new_bp);
already_done = g_list_prepend (already_done,
GUINT_TO_POINTER (bp->codec->clock_rate));
}
if (fact)
gst_object_unref (fact);
g_list_free (already_done);
blueprints = g_list_concat (blueprints, new_blueprints);
return blueprints;
}
gint
main (gint argc, gchar * argv[])
{
gst_init (&argc, &argv);
GST_DEBUG_CATEGORY_INIT (cat_default, "GST_Check_default", 0,
"default category for this test");
GST_DEBUG_CATEGORY_INIT (cat2, "GST_Check_2", 0,
"second category for this test");
#ifndef GST_DISABLE_GST_DEBUG
g_assert (gst_debug_remove_log_function (gst_debug_log_default) == 1);
#endif
gst_debug_add_log_function (check_message, NULL);
count = 0;
GST_ERROR ("This is an error.");
++count;
GST_WARNING ("This is a warning.");
++count;
GST_INFO ("This is an info message.");
++count;
GST_DEBUG ("This is a debug message.");
++count;
GST_LOG ("This is a log message.");
++count;
GST_CAT_ERROR (cat2, "This is an error with category.");
++count;
GST_CAT_WARNING (cat2, "This is a warning with category.");
++count;
GST_CAT_INFO (cat2, "This is an info message with category.");
++count;
GST_CAT_DEBUG (cat2, "This is a debug message with category.");
++count;
GST_CAT_LOG (cat2, "This is a log message with category.");
count = -1;
pipeline = gst_element_factory_make ("pipeline", "testelement");
count = 10;
GST_ERROR_OBJECT (pipeline, "This is an error with object.");
++count;
GST_WARNING_OBJECT (pipeline, "This is a warning with object.");
++count;
GST_INFO_OBJECT (pipeline, "This is an info message with object.");
++count;
GST_DEBUG_OBJECT (pipeline, "This is a debug message with object.");
++count;
GST_LOG_OBJECT (pipeline, "This is a log message with object.");
++count;
GST_CAT_ERROR_OBJECT (cat2, pipeline,
"This is an error with category and object.");
++count;
GST_CAT_WARNING_OBJECT (cat2, pipeline,
"This is a warning with category and object.");
++count;
GST_CAT_INFO_OBJECT (cat2, pipeline,
"This is an info message with category and object.");
++count;
GST_CAT_DEBUG_OBJECT (cat2, pipeline,
"This is a debug message with category and object.");
++count;
GST_CAT_LOG_OBJECT (cat2, pipeline,
"This is a log message with category and object.");
count = -1;
#ifndef GST_DISABLE_GST_DEBUG
g_assert (gst_debug_remove_log_function (check_message) == 1);
#endif
return 0;
}
/* we have no fail cases yet, but maybe in the future */
static gboolean
init_pre (GOptionContext * context, GOptionGroup * group, gpointer data,
GError ** error)
{
gchar *libdir;
if (gst_initialized) {
GST_DEBUG ("already initialized");
return TRUE;
}
_priv_gst_start_time = gst_util_get_timestamp ();
#ifndef GST_DISABLE_GST_DEBUG
_priv_gst_debug_init ();
priv_gst_dump_dot_dir = g_getenv ("GST_DEBUG_DUMP_DOT_DIR");
#endif
#ifdef ENABLE_NLS
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif /* ENABLE_NLS */
/* This is the earliest we can make stuff show up in the logs.
* So give some useful info about GStreamer here */
#ifdef G_OS_WIN32
{
gchar *basedir =
g_win32_get_package_installation_directory_of_module
(_priv_gst_dll_handle);
libdir = g_build_filename (basedir,
#ifdef _DEBUG
"debug"
#endif
"lib", NULL);
g_free (basedir);
}
#else
libdir = g_strdup (LIBDIR);
#endif
GST_INFO ("Initializing GStreamer Core Library version %s", VERSION);
GST_INFO ("Using library installed in %s", libdir);
g_free (libdir);
/* Print some basic system details if possible (OS/architecture) */
#ifdef HAVE_SYS_UTSNAME_H
{
struct utsname sys_details;
if (uname (&sys_details) == 0) {
GST_INFO ("%s %s %s %s %s", sys_details.sysname,
sys_details.nodename, sys_details.release, sys_details.version,
sys_details.machine);
}
}
#endif
#ifndef G_ATOMIC_LOCK_FREE
GST_CAT_WARNING (GST_CAT_PERFORMANCE, "GLib atomic operations are NOT "
"implemented using real hardware atomic operations!");
#endif
return TRUE;
}
/**
* gst_plugin_load_file:
* @filename: the plugin filename to load
* @error: pointer to a NULL-valued GError
*
* Loads the given plugin and refs it. Caller needs to unref after use.
*
* Returns: a reference to the existing loaded GstPlugin, a reference to the
* newly-loaded GstPlugin, or NULL if an error occurred.
*/
GstPlugin *
gst_plugin_load_file (const gchar * filename, GError ** error)
{
GstPlugin *plugin;
GModule *module;
gboolean ret;
gpointer ptr;
struct stat file_status;
GstRegistry *registry;
g_return_val_if_fail (filename != NULL, NULL);
registry = gst_registry_get_default ();
g_static_mutex_lock (&gst_plugin_loading_mutex);
plugin = gst_registry_lookup (registry, filename);
if (plugin) {
if (plugin->module) {
g_static_mutex_unlock (&gst_plugin_loading_mutex);
return plugin;
} else {
gst_object_unref (plugin);
plugin = NULL;
}
}
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING, "attempt to load plugin \"%s\"",
filename);
if (g_module_supported () == FALSE) {
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING, "module loading not supported");
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE, "Dynamic loading not supported");
goto return_error;
}
if (g_stat (filename, &file_status)) {
GST_CAT_DEBUG (GST_CAT_PLUGIN_LOADING, "problem accessing file");
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE, "Problem accessing file %s: %s", filename,
g_strerror (errno));
goto return_error;
}
module = g_module_open (filename, G_MODULE_BIND_LOCAL);
if (module == NULL) {
GST_CAT_WARNING (GST_CAT_PLUGIN_LOADING, "module_open failed: %s",
g_module_error ());
g_set_error (error,
GST_PLUGIN_ERROR, GST_PLUGIN_ERROR_MODULE, "Opening module failed: %s",
g_module_error ());
/* If we failed to open the shared object, then it's probably because a
* plugin is linked against the wrong libraries. Print out an easy-to-see
* message in this case. */
g_warning ("Failed to load plugin '%s': %s", filename, g_module_error ());
goto return_error;
}
plugin = g_object_new (GST_TYPE_PLUGIN, NULL);
plugin->module = module;
plugin->filename = g_strdup (filename);
plugin->basename = g_path_get_basename (filename);
plugin->file_mtime = file_status.st_mtime;
plugin->file_size = file_status.st_size;
ret = g_module_symbol (module, "gst_plugin_desc", &ptr);
if (!ret) {
GST_DEBUG ("Could not find plugin entry point in \"%s\"", filename);
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"File \"%s\" is not a GStreamer plugin", filename);
g_module_close (module);
goto return_error;
}
plugin->orig_desc = (GstPluginDesc *) ptr;
/* check plugin description: complain about bad values but accept them, to
* maintain backwards compatibility (FIXME: 0.11) */
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, name, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, description, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, version, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, license, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, source, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, package, filename);
CHECK_PLUGIN_DESC_FIELD (plugin->orig_desc, origin, filename);
GST_LOG ("Plugin %p for file \"%s\" prepared, calling entry function...",
plugin, filename);
/* this is where we load the actual .so, so let's trap SIGSEGV */
_gst_plugin_fault_handler_setup ();
_gst_plugin_fault_handler_filename = plugin->filename;
GST_LOG ("Plugin %p for file \"%s\" prepared, registering...",
plugin, filename);
if (!gst_plugin_register_func (plugin, plugin->orig_desc)) {
/* remove signal handler */
_gst_plugin_fault_handler_restore ();
GST_DEBUG ("gst_plugin_register_func failed for plugin \"%s\"", filename);
/* plugin == NULL */
g_set_error (error,
GST_PLUGIN_ERROR,
GST_PLUGIN_ERROR_MODULE,
"File \"%s\" appears to be a GStreamer plugin, but it failed to initialize",
filename);
g_module_close (module);
goto return_error;
}
/* remove signal handler */
_gst_plugin_fault_handler_restore ();
_gst_plugin_fault_handler_filename = NULL;
GST_INFO ("plugin \"%s\" loaded", plugin->filename);
gst_object_ref (plugin);
gst_default_registry_add_plugin (plugin);
g_static_mutex_unlock (&gst_plugin_loading_mutex);
return plugin;
return_error:
{
if (plugin)
gst_object_unref (plugin);
g_static_mutex_unlock (&gst_plugin_loading_mutex);
return NULL;
}
}
/* we have no fail cases yet, but maybe in the future */
static gboolean
init_pre (GOptionContext * context, GOptionGroup * group, gpointer data,
GError ** error)
{
if (gst_initialized) {
GST_DEBUG ("already initialized");
return TRUE;
}
#if !GLIB_CHECK_VERSION(2, 35, 0)
g_type_init ();
#endif
#ifndef GST_DISABLE_GST_DEBUG
_priv_gst_debug_init ();
#endif
#ifdef ENABLE_NLS
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
#endif /* ENABLE_NLS */
#ifndef GST_DISABLE_GST_DEBUG
{
const gchar *debug_list;
const gchar *color_mode;
if (g_getenv ("GST_DEBUG_NO_COLOR") != NULL)
gst_debug_set_color_mode (GST_DEBUG_COLOR_MODE_OFF);
color_mode = g_getenv ("GST_DEBUG_COLOR_MODE");
if (color_mode)
gst_debug_set_color_mode_from_string (color_mode);
debug_list = g_getenv ("GST_DEBUG");
if (debug_list) {
gst_debug_set_threshold_from_string (debug_list, FALSE);
}
}
priv_gst_dump_dot_dir = g_getenv ("GST_DEBUG_DUMP_DOT_DIR");
#endif
/* This is the earliest we can make stuff show up in the logs.
* So give some useful info about GStreamer here */
GST_INFO ("Initializing GStreamer Core Library version %s", VERSION);
GST_INFO ("Using library installed in %s", LIBDIR);
/* Print some basic system details if possible (OS/architecture) */
#ifdef HAVE_SYS_UTSNAME_H
{
struct utsname sys_details;
if (uname (&sys_details) == 0) {
GST_INFO ("%s %s %s %s %s", sys_details.sysname,
sys_details.nodename, sys_details.release, sys_details.version,
sys_details.machine);
}
}
#endif
#ifndef G_ATOMIC_LOCK_FREE
GST_CAT_WARNING (GST_CAT_PERFORMANCE, "GLib atomic operations are NOT "
"implemented using real hardware atomic operations!");
#endif
return TRUE;
}
