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/*
* vim: set sts=2 sw=2 et :
*
* License: LGPL-2.1+
* Copyright (c) 2014 Nirbheek Chauhan <nirbheek@centricular.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 _SST_LIB
#define _SST_LIB
#include <glib.h>
#include <gst/gst.h>
#include <libsoup/soup.h>
typedef struct _TranscodeServerCtx TranscodeServerCtx;
typedef struct _TranscodeClientCtx TranscodeClientCtx;
struct _TranscodeServerCtx {
SoupMessage *msg;
GstElement *pipeline;
GstElement *appsrc;
/* Contains buffers from the previous keyframe till right now */
GstBufferList *keyframe;
/* If the encoding is not chunked, we'll get multiple requests
* with separate Content-Length headers on the same path */
SoupEncoding encoding;
/* Set to TRUE when the incoming stream ends; let's us know if
* we need to set the PUT response on EOS/ERROR on the pipeline,
* and whether to reject further data when using a persistent
* Content-Length + Content-Range PUT stream. */
gboolean stream_finished;
guint seconds_since_read;
/* List of client contexts */
GList *clients;
/* Reference to the parent context hash table */
GHashTable *parent_ctx_table;
/* Reference to the key in the parent hash table */
char *path;
};
struct _TranscodeClientCtx {
SoupMessage *msg;
GstElement *appsink; /* We hold an extra ref to this */
GstPad *ghostsinkpad;
guint timeout_handler_id;
guint seconds_since_write;
/* The transcode server context; we don't hold a ref to this */
TranscodeServerCtx *server_ctx;
};
#ifdef ENCODE_DEBUG
#define stp_print_status(...) g_print(__VA_ARGS__)
#else
#define stp_print_status(...) do {} while (0)
#endif
void stp_cleanup_transcode_server_ctx (TranscodeServerCtx *ctx);
void stp_cleanup_transcode_client_ctx (TranscodeClientCtx *ctx);
gboolean stp_on_gst_bus_message (GstBus *bus,
GstMessage *msg,
TranscodeServerCtx *ctx);
gboolean stp_unref_gst_buffer (GstBuffer **buffer,
guint idx,
gpointer user_data);
GstBuffer* stp_get_streamheader_from_caps (GstCaps *caps);
GstBuffer* stp_get_gst_buffer (SoupBuffer *chunk);
#endif /* _SST_LIB */
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