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iosassetsrc: Port to 1.0 and fix some bugs on the way

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This commit is contained in:
Sebastian Dröge 2013-09-26 13:37:09 +02:00
parent e5d5faa67e
commit 4bed01aff9
3 changed files with 71 additions and 70 deletions
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6
sys/applemedia/Makefile.am
View file

@ -76,9 +76,9 @@ libgstapplemedia_la_SOURCES += \
iosassetsrc.m
# avfvideosrc.m
#libgstapplemedia_la_LDFLAGS += \
# -Wl,-framework -Wl,CoreMedia \
# -Wl,-framework -Wl,Foundation \
libgstapplemedia_la_LDFLAGS += \
-Wl,-framework -Wl,Foundation \
-Wl,-framework -Wl,AssetsLibrary
# -Wl,-framework -Wl,AVFoundation
else

3
sys/applemedia/iosassetsrc.h
View file

@ -1,6 +1,7 @@
/* GStreamer
* Copyright (C) 2013 Fluendo S.L. <support@fluendo.com>
* Authors: 2013 Andoni Morales Alastruey <amorales@fluendo.com>
* Copyright (C) 2013 Sebastian Dröge <slomo@circular-chaos.org>
*
* gstios_assetsrc.h:
*
@ -26,7 +27,7 @@
#include <sys/types.h>
#include <gst/gst.h>
#include <gst/base/gstbasesrc.h>
#include <gst/base/base.h>
#include <AssetsLibrary/ALAssetsLibrary.h>
#include <AssetsLibrary/ALAssetRepresentation.h>

132
sys/applemedia/iosassetsrc.m
View file

@ -1,6 +1,7 @@
/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000,2005 Wim Taymans <wim@fluendo.com>
* Copyright (C) 2013 Fluendo S.L. <support@fluendo.com>
* Authors: 2013 Andoni Morales Alastruey <amorales@fluendo.com>
* Copyright (C) 2013 Sebastian Dröge <slomo@circular-chaos.org>
*
* gstios_assetsrc.c:
*
@ -59,8 +60,8 @@ GST_DEBUG_CATEGORY_STATIC (gst_ios_asset_src_debug);
enum
{
ARG_0,
ARG_URI,
PROP_0,
PROP_URI,
};
static void gst_ios_asset_src_finalize (GObject * object);
@ -96,15 +97,32 @@ _do_init (GType ios_assetsrc_type)
GST_DEBUG_CATEGORY_INIT (gst_ios_asset_src_debug, "iosassetsrc", 0, "iosassetsrc element");
}
GST_BOILERPLATE_FULL (GstIOSAssetSrc, gst_ios_asset_src, GstBaseSrc, GST_TYPE_BASE_SRC,
_do_init);
G_DEFINE_TYPE_WITH_CODE (GstIOSAssetSrc, gst_ios_asset_src, GST_TYPE_BASE_SRC,
_do_init (g_define_type_id));
static void
gst_ios_asset_src_base_init (gpointer g_class)
gst_ios_asset_src_class_init (GstIOSAssetSrcClass * klass)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSrcClass *gstbasesrc_class;
gst_element_class_set_details_simple (gstelement_class,
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gobject_class->set_property = gst_ios_asset_src_set_property;
gobject_class->get_property = gst_ios_asset_src_get_property;
g_object_class_install_property (gobject_class, PROP_URI,
g_param_spec_string ("uri", "Asset URI",
"URI of the asset to read", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY));
gobject_class->finalize = gst_ios_asset_src_finalize;
gst_element_class_set_static_metadata (gstelement_class,
"IOSAsset Source",
"Source/File",
"Read from arbitrary point in a iOS asset",
@ -112,27 +130,6 @@ gst_ios_asset_src_base_init (gpointer g_class)
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&srctemplate));
}
static void
gst_ios_asset_src_class_init (GstIOSAssetSrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *gstbasesrc_class;
gobject_class = G_OBJECT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gobject_class->set_property = gst_ios_asset_src_set_property;
gobject_class->get_property = gst_ios_asset_src_get_property;
g_object_class_install_property (gobject_class, ARG_URI,
g_param_spec_string ("uri", "Asset URI",
"URI of the asset to read", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY));
gobject_class->finalize = gst_ios_asset_src_finalize;
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_ios_asset_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_ios_asset_src_stop);
@ -143,7 +140,7 @@ gst_ios_asset_src_class_init (GstIOSAssetSrcClass * klass)
}
static void
gst_ios_asset_src_init (GstIOSAssetSrc * src, GstIOSAssetSrcClass * g_class)
gst_ios_asset_src_init (GstIOSAssetSrc * src)
{
OBJC_CALLOUT_BEGIN ();
src->uri = NULL;
@ -185,11 +182,11 @@ gst_ios_asset_src_finalize (GObject * object)
[src->library release];
OBJC_CALLOUT_END ();
G_OBJECT_CLASS (parent_class)->finalize (object);
G_OBJECT_CLASS (gst_ios_asset_src_parent_class)->finalize (object);
}
static gboolean
gst_ios_asset_src_set_uri (GstIOSAssetSrc * src, const gchar * uri)
gst_ios_asset_src_set_uri (GstIOSAssetSrc * src, const gchar * uri, GError **err)
{
GstState state;
NSString *nsuristr;
@ -209,7 +206,9 @@ gst_ios_asset_src_set_uri (GstIOSAssetSrc * src, const gchar * uri)
url = [[NSURL alloc] initWithString:nsuristr];
if (url == NULL) {
GST_ERROR_OBJECT (src, "Invalid URI : %s", src->uri);
GST_ERROR_OBJECT (src, "Invalid URI: %s", src->uri);
g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
"Invalid URI: %s", src->uri);
return FALSE;
}
@ -217,7 +216,6 @@ gst_ios_asset_src_set_uri (GstIOSAssetSrc * src, const gchar * uri)
src->url = url;
src->uri = g_strdup (uri);
g_object_notify (G_OBJECT (src), "uri");
gst_uri_handler_new_uri (GST_URI_HANDLER (src), src->uri);
OBJC_CALLOUT_END ();
return TRUE;
@ -227,6 +225,9 @@ wrong_state:
{
g_warning ("Changing the 'uri' property on iosassetsrc when an asset is "
"open is not supported.");
g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_STATE,
"Changing the 'uri' property on iosassetsrc when an asset is "
"open is not supported.");
GST_OBJECT_UNLOCK (src);
OBJC_CALLOUT_END ();
return FALSE;
@ -244,8 +245,8 @@ gst_ios_asset_src_set_property (GObject * object, guint prop_id,
src = GST_IOS_ASSET_SRC (object);
switch (prop_id) {
case ARG_URI:
gst_ios_asset_src_set_uri (src, g_value_get_string (value));
case PROP_URI:
gst_ios_asset_src_set_uri (src, g_value_get_string (value), NULL);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -264,7 +265,7 @@ gst_ios_asset_src_get_property (GObject * object, guint prop_id, GValue * value,
src = GST_IOS_ASSET_SRC (object);
switch (prop_id) {
case ARG_URI:
case PROP_URI:
g_value_set_string (value, src->uri);
break;
default:
@ -277,25 +278,25 @@ static GstFlowReturn
gst_ios_asset_src_create (GstBaseSrc * basesrc, guint64 offset, guint length,
GstBuffer ** buffer)
{
GstBuffer *buf;
GstBuffer *buf = NULL;
GstMapInfo info;
NSError *err = nil;
guint bytes_read;
GstFlowReturn ret;
GstIOSAssetSrc *src = GST_IOS_ASSET_SRC (basesrc);
OBJC_CALLOUT_BEGIN ();
buf = gst_buffer_try_new_and_alloc (length);
buf = gst_buffer_new_and_alloc (length);
if (G_UNLIKELY (buf == NULL && length > 0)) {
GST_ERROR_OBJECT (src, "Failed to allocate %u bytes", length);
ret = GST_FLOW_ERROR;
goto exit;
}
gst_buffer_map (buf, &info, GST_MAP_READWRITE);
/* No need to read anything if length is 0 */
GST_BUFFER_SIZE (buf) = 0;
GST_BUFFER_OFFSET (buf) = offset;
GST_BUFFER_OFFSET_END (buf) = offset;
bytes_read = [src->asset getBytes: GST_BUFFER_DATA (buf)
bytes_read = [src->asset getBytes: info.data
fromOffset:offset
length:length
error:&err];
@ -305,32 +306,31 @@ gst_ios_asset_src_create (GstBaseSrc * basesrc, guint64 offset, guint length,
/* we should eos if we read less than what was requested */
if (G_UNLIKELY (bytes_read < length)) {
goto eos;
GST_DEBUG ("EOS");
ret = GST_FLOW_EOS;
} else {
ret = GST_FLOW_OK;
}
GST_BUFFER_SIZE (buf) = bytes_read;
gst_buffer_unmap (buf, &info);
gst_buffer_set_size (buf, bytes_read);
GST_BUFFER_OFFSET (buf) = offset;
GST_BUFFER_OFFSET_END (buf) = offset + bytes_read;
*buffer = buf;
ret = GST_FLOW_OK;
goto exit;
/* ERROR */
could_not_read:
{
GST_ELEMENT_ERROR (src, RESOURCE, READ, (NULL), GST_ERROR_SYSTEM);
gst_buffer_unmap (buf, &info);
gst_buffer_unref (buf);
ret = GST_FLOW_ERROR;
goto exit;
}
eos:
{
GST_DEBUG ("EOS");
gst_buffer_unref (buf);
ret = GST_FLOW_UNEXPECTED;
goto exit;
}
exit:
{
OBJC_CALLOUT_END ();
@ -356,7 +356,7 @@ gst_ios_asset_src_query (GstBaseSrc * basesrc, GstQuery * query)
}
if (!ret)
ret = GST_BASE_SRC_CLASS (parent_class)->query (basesrc, query);
ret = GST_BASE_SRC_CLASS (gst_ios_asset_src_parent_class)->query (basesrc, query);
return ret;
}
@ -413,40 +413,40 @@ gst_ios_asset_src_stop (GstBaseSrc * basesrc)
}
static GstURIType
gst_ios_asset_src_uri_get_type (void)
gst_ios_asset_src_uri_get_type (GType type)
{
return GST_URI_SRC;
}
static gchar **
gst_ios_asset_src_uri_get_protocols (void)
static const gchar * const *
gst_ios_asset_src_uri_get_protocols (GType type)
{
static gchar *protocols[] = { (char *) "assets-library", NULL };
static const gchar * const protocols[] = { "assets-library", NULL };
return protocols;
}
static const gchar *
static gchar *
gst_ios_asset_src_uri_get_uri (GstURIHandler * handler)
{
GstIOSAssetSrc *src = GST_IOS_ASSET_SRC (handler);
return src->uri;
return g_strdup (src->uri);
}
static gboolean
gst_ios_asset_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
gst_ios_asset_src_uri_set_uri (GstURIHandler * handler, const gchar * uri, GError **err)
{
GstIOSAssetSrc *src = GST_IOS_ASSET_SRC (handler);
GError *error = NULL;
if (! g_str_has_prefix (uri, "assets-library://")) {
GST_WARNING_OBJECT (src, "Invalid URI '%s' for ios_assetsrc: %s", uri,
error->message);
GST_WARNING_OBJECT (src, "Invalid URI '%s' for ios_assetsrc", uri);
g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
"Invalid URI '%s' for ios_assetsrc", uri);
return FALSE;
}
return gst_ios_asset_src_set_uri (src, uri);
return gst_ios_asset_src_set_uri (src, uri, err);
}
static void