1 /* GStreamer 2 * Copyright (C) <2005> Julien Moutte <julien@moutte.net> 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_XVIMAGEPOOL_H__ 21 #define __GST_XVIMAGEPOOL_H__ 22 23 #include <gst/gst.h> 24 25 #include "xvimageallocator.h" 26 27 G_BEGIN_DECLS 28 29 typedef struct _GstXvImageBufferPool GstXvImageBufferPool; 30 typedef struct _GstXvImageBufferPoolClass GstXvImageBufferPoolClass; 31 32 /* buffer pool functions */ 33 #define GST_TYPE_XVIMAGE_BUFFER_POOL (gst_xvimage_buffer_pool_get_type()) 34 #define GST_IS_XVIMAGE_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_XVIMAGE_BUFFER_POOL)) 35 #define GST_XVIMAGE_BUFFER_POOL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_XVIMAGE_BUFFER_POOL, GstXvImageBufferPool)) 36 #define GST_XVIMAGE_BUFFER_POOL_CAST(obj) ((GstXvImageBufferPool*)(obj)) 37 38 struct _GstXvImageBufferPool 39 { 40 GstBufferPool bufferpool; 41 42 GstXvImageAllocator *allocator; 43 44 GstCaps *caps; 45 gint im_format; 46 GstVideoRectangle crop; 47 GstVideoInfo info; 48 GstVideoAlignment align; 49 guint padded_width; 50 guint padded_height; 51 gboolean add_metavideo; 52 gboolean need_alignment; 53 54 /* used for calculating actual size, stride, and offset */ 55 GstMemory *pre_alloc_mem; 56 }; 57 58 struct _GstXvImageBufferPoolClass 59 { 60 GstBufferPoolClass parent_class; 61 }; 62 63 GType gst_xvimage_buffer_pool_get_type (void); 64 65 GstBufferPool * gst_xvimage_buffer_pool_new (GstXvImageAllocator *allocator); 66 67 G_END_DECLS 68 69 #endif /*__GST_XVIMAGEPOOL_H__*/ 70