gstreamer/ext/curl/gstcurlbasesink.h

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/* GStreamer
* Copyright (C) 2011 Axis Communications <dev-gstreamer@axis.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_CURL_BASE_SINK__
#define __GST_CURL_BASE_SINK__
#include <gst/gst.h>
#include <gst/base/gstbasesink.h>
#include <curl/curl.h>
G_BEGIN_DECLS
#define GST_TYPE_CURL_BASE_SINK \
(gst_curl_base_sink_get_type())
#define GST_CURL_BASE_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSink))
#define GST_CURL_BASE_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSinkClass))
#define GST_CURL_BASE_SINK_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSinkClass))
#define GST_IS_CURL_BASE_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_CURL_BASE_SINK))
#define GST_IS_CURL_BASE_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CURL_BASE_SINK))
typedef struct _GstCurlBaseSink GstCurlBaseSink;
typedef struct _GstCurlBaseSinkClass GstCurlBaseSinkClass;
typedef struct _TransferBuffer TransferBuffer;
typedef struct _TransferCondition TransferCondition;
struct _TransferBuffer
{
guint8 *ptr;
size_t len;
size_t offset;
};
struct _TransferCondition
{
GCond cond;
gboolean data_sent;
gboolean data_available;
gboolean wait_for_response;
};
struct _GstCurlBaseSink
{
GstBaseSink parent;
/*< private > */
CURLM *multi_handle;
CURL *curl;
GstPollFD fd;
GstPoll *fdset;
GThread *transfer_thread;
gchar *error;
GstFlowReturn flow_ret;
TransferBuffer *transfer_buf;
TransferCondition *transfer_cond;
gint num_buffers_per_packet;
gint timeout;
gchar *url;
gchar *user;
gchar *passwd;
gchar *file_name;
guint qos_dscp;
gboolean transfer_thread_close;
gboolean new_file;
gboolean is_live;
};
struct _GstCurlBaseSinkClass
{
GstBaseSinkClass parent_class;
/* vmethods */
gboolean (*set_protocol_dynamic_options_unlocked) (GstCurlBaseSink * sink);
gboolean (*set_options_unlocked) (GstCurlBaseSink * sink);
void (*set_mime_type) (GstCurlBaseSink * sink, GstCaps * caps);
void (*transfer_prepare_poll_wait) (GstCurlBaseSink * sink);
glong (*transfer_get_response_code) (GstCurlBaseSink * sink, glong resp);
gboolean (*transfer_verify_response_code) (GstCurlBaseSink * sink);
GstFlowReturn (*prepare_transfer) (GstCurlBaseSink * sink);
void (*handle_transfer) (GstCurlBaseSink * sink);
size_t (*transfer_read_cb) (void *curl_ptr, size_t size, size_t nmemb,
void *stream);
size_t (*transfer_data_buffer) (GstCurlBaseSink * sink, void *curl_ptr,
size_t block_size, guint * last_chunk);
size_t (*flush_data_unlocked) (GstCurlBaseSink * sink, void *curl_ptr,
size_t block_size, gboolean new_file, gboolean close_transfer);
gboolean (*has_buffered_data_unlocked) (GstCurlBaseSink * sink);
};
GType gst_curl_base_sink_get_type (void);
void gst_curl_base_sink_transfer_thread_notify_unlocked
(GstCurlBaseSink * sink);
void gst_curl_base_sink_transfer_thread_close (GstCurlBaseSink * sink);
void gst_curl_base_sink_set_live (GstCurlBaseSink * sink, gboolean live);
gboolean gst_curl_base_sink_is_live (GstCurlBaseSink * sink);
G_END_DECLS
#endif