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ebd2a6d6e9
The codec that called us might be holding locks to shared resources, so we should never push downstream from within its buffer callback. Note that a GstBufferList is not used here because we need to preserve the buffer metadata held by our GstBuffer subclasses.
81 lines
2 KiB
C
81 lines
2 KiB
C
/*
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* Copyright (C) 2010 Ole André Vadla Ravnås <oravnas@cisco.com>
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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_VTDEC_H__
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#define __GST_VTDEC_H__
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#include <gst/gst.h>
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#include "coremediactx.h"
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G_BEGIN_DECLS
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#define GST_VTDEC_CAST(obj) \
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((GstVTDec *) (obj))
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#define GST_VTDEC_CLASS_GET_CODEC_DETAILS(klass) \
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((const GstVTDecoderDetails *) g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass), \
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GST_VTDEC_CODEC_DETAILS_QDATA))
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typedef struct _GstVTDecoderDetails GstVTDecoderDetails;
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typedef struct _GstVTDecClassParams GstVTDecClassParams;
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typedef struct _GstVTDecClass GstVTDecClass;
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typedef struct _GstVTDec GstVTDec;
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struct _GstVTDecoderDetails
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{
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const gchar * name;
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const gchar * element_name;
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const gchar * mimetype;
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VTFormatId format_id;
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};
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struct _GstVTDecClass
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{
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GstElementClass parent_class;
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};
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struct _GstVTDec
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{
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GstElement parent;
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const GstVTDecoderDetails * details;
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GstPad * sinkpad;
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GstPad * srcpad;
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GstCoreMediaCtx * ctx;
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gint negotiated_width, negotiated_height;
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gint negotiated_fps_n, negotiated_fps_d;
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gint caps_width, caps_height;
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gint caps_fps_n, caps_fps_d;
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CMFormatDescriptionRef fmt_desc;
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VTDecompressionSessionRef session;
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GstBuffer * cur_inbuf;
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GPtrArray * cur_outbufs;
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};
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void gst_vtdec_register_elements (GstPlugin * plugin);
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G_END_DECLS
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#endif /* __GST_VTDEC_H__ */
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