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80 lines
2.8 KiB
C
80 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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*
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* gstbufferpool.h: Header for buffer-pool management
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_BUFFER_POOL_H__
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#define __GST_BUFFER_POOL_H__
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#include <gst/gstbuffer.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GST_BUFFER_POOL(pool) ((GstBufferPool *)(pool))
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typedef struct _GstBufferPool GstBufferPool;
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typedef GstBuffer * (*GstBufferPoolBufferNewFunction) (GstBufferPool *pool, guint size);
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typedef GstBuffer * (*GstBufferPoolBufferCopyFunction) (const GstBuffer *buffer);
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struct _GstBufferPool {
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/* easiest way to get refcounting */
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GstData data;
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GstBufferPoolBufferNewFunction buffer_new;
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GstBufferPoolBufferCopyFunction buffer_copy;
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GstDataFreeFunction buffer_dispose;
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GstDataFreeFunction buffer_free;
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gpointer user_data;
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};
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void _gst_buffer_pool_initialize (void);
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/* creating a new buffer pool from scratch */
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GstBufferPool * gst_buffer_pool_new (void);
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/* getting the default bufferpool */
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GstBufferPool * gst_buffer_pool_default (void);
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/* setting create and destroy functions */
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void gst_buffer_pool_set_buffer_new_function (GstBufferPool *pool,
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GstBufferPoolBufferNewFunction create);
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void gst_buffer_pool_set_buffer_copy_function (GstBufferPool *pool,
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GstBufferPoolBufferCopyFunction copy);
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void gst_buffer_pool_set_buffer_dispose_function (GstBufferPool *pool,
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GstDataFreeFunction dispose);
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void gst_buffer_pool_set_buffer_free_function (GstBufferPool *pool,
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GstDataFreeFunction free);
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void gst_buffer_pool_set_user_data (GstBufferPool *pool,
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gpointer user_data);
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gpointer gst_buffer_pool_get_user_data (GstBufferPool *pool);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_BUFFER_POOL_H__ */
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