1 /* GStreamer 2 * Copyright (C) 2011 Axis Communications <dev-gstreamer@axis.com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef __GST_CURL_BASE_SINK__ 21 #define __GST_CURL_BASE_SINK__ 22 23 #include <gst/gst.h> 24 #include <gst/base/gstbasesink.h> 25 #include <curl/curl.h> 26 27 G_BEGIN_DECLS 28 #define GST_TYPE_CURL_BASE_SINK \ 29 (gst_curl_base_sink_get_type()) 30 #define GST_CURL_BASE_SINK(obj) \ 31 (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSink)) 32 #define GST_CURL_BASE_SINK_CLASS(klass) \ 33 (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSinkClass)) 34 #define GST_CURL_BASE_SINK_GET_CLASS(obj) \ 35 (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_CURL_BASE_SINK, GstCurlBaseSinkClass)) 36 #define GST_IS_CURL_BASE_SINK(obj) \ 37 (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_CURL_BASE_SINK)) 38 #define GST_IS_CURL_BASE_SINK_CLASS(klass) \ 39 (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CURL_BASE_SINK)) 40 typedef struct _GstCurlBaseSink GstCurlBaseSink; 41 typedef struct _GstCurlBaseSinkClass GstCurlBaseSinkClass; 42 43 typedef struct _TransferBuffer TransferBuffer; 44 typedef struct _TransferCondition TransferCondition; 45 46 struct _TransferBuffer 47 { 48 guint8 *ptr; 49 size_t len; 50 size_t offset; 51 }; 52 53 struct _TransferCondition 54 { 55 GCond cond; 56 gboolean data_sent; 57 gboolean data_available; 58 gboolean wait_for_response; 59 }; 60 61 struct _GstCurlBaseSink 62 { 63 GstBaseSink parent; 64 65 /*< private > */ 66 CURLM *multi_handle; 67 CURL *curl; 68 GstPollFD fd; 69 GstPoll *fdset; 70 curlsocktype socket_type; 71 GThread *transfer_thread; 72 gchar *error; 73 GstFlowReturn flow_ret; 74 TransferBuffer *transfer_buf; 75 TransferCondition *transfer_cond; 76 gint num_buffers_per_packet; 77 gint timeout; 78 gchar *url; 79 gchar *user; 80 gchar *passwd; 81 gchar *file_name; 82 guint qos_dscp; 83 gboolean transfer_thread_close; 84 gboolean new_file; 85 gboolean is_live; 86 }; 87 88 struct _GstCurlBaseSinkClass 89 { 90 GstBaseSinkClass parent_class; 91 92 /* vmethods */ 93 gboolean (*set_protocol_dynamic_options_unlocked) (GstCurlBaseSink * sink); 94 gboolean (*set_options_unlocked) (GstCurlBaseSink * sink); 95 void (*set_mime_type) (GstCurlBaseSink * sink, GstCaps * caps); 96 void (*transfer_prepare_poll_wait) (GstCurlBaseSink * sink); 97 glong (*transfer_get_response_code) (GstCurlBaseSink * sink, glong resp); 98 gboolean (*transfer_verify_response_code) (GstCurlBaseSink * sink); 99 GstFlowReturn (*prepare_transfer) (GstCurlBaseSink * sink); 100 void (*handle_transfer) (GstCurlBaseSink * sink); 101 size_t (*transfer_read_cb) (void *curl_ptr, size_t size, size_t nmemb, 102 void *stream); 103 size_t (*transfer_data_buffer) (GstCurlBaseSink * sink, void *curl_ptr, 104 size_t block_size, guint * last_chunk); 105 size_t (*flush_data_unlocked) (GstCurlBaseSink * sink, void *curl_ptr, 106 size_t block_size, gboolean new_file, gboolean close_transfer); 107 gboolean (*has_buffered_data_unlocked) (GstCurlBaseSink * sink); 108 }; 109 110 GType gst_curl_base_sink_get_type (void); 111 112 void gst_curl_base_sink_transfer_thread_notify_unlocked 113 (GstCurlBaseSink * sink); 114 void gst_curl_base_sink_transfer_thread_close (GstCurlBaseSink * sink); 115 void gst_curl_base_sink_set_live (GstCurlBaseSink * sink, gboolean live); 116 gboolean gst_curl_base_sink_is_live (GstCurlBaseSink * sink); 117 118 G_END_DECLS 119 #endif 120