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166 lines
4.4 KiB
C
166 lines
4.4 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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* gstfakesrc.h:
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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_FAKE_SRC_H__
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#define __GST_FAKE_SRC_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasesrc.h>
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G_BEGIN_DECLS
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/**
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* GstFakeSrcOutputType:
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* @FAKE_SRC_FIRST_LAST_LOOP: first pad then last pad
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* @FAKE_SRC_LAST_FIRST_LOOP: last pad then first pad
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* @FAKE_SRC_PING_PONG: ping pong between pads
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* @FAKE_SRC_ORDERED_RANDOM: ordered random pad
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* @FAKE_SRC_RANDOM: random pad
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* @FAKE_SRC_PATTERN_LOOP: loop between pads in a particular pattern
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* @FAKE_SRC_PING_PONG_PATTERN: ping pong based on a pattern
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* @FAKE_SRC_GET_ALWAYS_SUCEEDS: a get always succeeds on a pad
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*
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* The different output types. Unused currently.
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*/
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typedef enum {
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FAKE_SRC_FIRST_LAST_LOOP = 1,
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FAKE_SRC_LAST_FIRST_LOOP,
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FAKE_SRC_PING_PONG,
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FAKE_SRC_ORDERED_RANDOM,
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FAKE_SRC_RANDOM,
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FAKE_SRC_PATTERN_LOOP,
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FAKE_SRC_PING_PONG_PATTERN,
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FAKE_SRC_GET_ALWAYS_SUCEEDS
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} GstFakeSrcOutputType;
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/**
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* GstFakeSrcDataType:
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* @FAKE_SRC_DATA_ALLOCATE: allocate buffers
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* @FAKE_SRC_DATA_SUBBUFFER: subbuffer each buffer
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*
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* The different ways buffers are allocated.
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*/
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typedef enum {
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FAKE_SRC_DATA_ALLOCATE = 1,
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FAKE_SRC_DATA_SUBBUFFER
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} GstFakeSrcDataType;
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/**
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* GstFakeSrcSizeType:
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* @FAKE_SRC_SIZETYPE_EMPTY: create empty buffers
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* @FAKE_SRC_SIZETYPE_FIXED: fixed buffer size (sizemax sized)
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* @FAKE_SRC_SIZETYPE_RANDOM: random buffer size (sizemin <= size <= sizemax)
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*
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* The different size of the allocated buffers.
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*/
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typedef enum {
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FAKE_SRC_SIZETYPE_EMPTY = 1,
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FAKE_SRC_SIZETYPE_FIXED,
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FAKE_SRC_SIZETYPE_RANDOM
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} GstFakeSrcSizeType;
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/**
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* GstFakeSrcFillType:
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* @FAKE_SRC_FILLTYPE_NOTHING: do not fill buffers
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* @FAKE_SRC_FILLTYPE_ZERO: fill buffers with 0
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* @FAKE_SRC_FILLTYPE_RANDOM: fill buffers with random bytes
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* @FAKE_SRC_FILLTYPE_PATTERN: fill buffers with a pattern
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* @FAKE_SRC_FILLTYPE_PATTERN_CONT: fill buffers with a continuous pattern
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*
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* The different ways of filling the buffers.
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*/
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typedef enum {
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FAKE_SRC_FILLTYPE_NOTHING = 1,
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FAKE_SRC_FILLTYPE_ZERO,
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FAKE_SRC_FILLTYPE_RANDOM,
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FAKE_SRC_FILLTYPE_PATTERN,
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FAKE_SRC_FILLTYPE_PATTERN_CONT
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} GstFakeSrcFillType;
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#define GST_TYPE_FAKE_SRC \
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(gst_fake_src_get_type())
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#define GST_FAKE_SRC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FAKE_SRC,GstFakeSrc))
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#define GST_FAKE_SRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FAKE_SRC,GstFakeSrcClass))
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#define GST_IS_FAKE_SRC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FAKE_SRC))
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#define GST_IS_FAKE_SRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FAKE_SRC))
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typedef struct _GstFakeSrc GstFakeSrc;
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typedef struct _GstFakeSrcClass GstFakeSrcClass;
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/**
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* GstFakeSrc:
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*
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* Opaque #GstFakeSrc data structure.
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*/
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struct _GstFakeSrc {
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GstBaseSrc element;
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/*< private >*/
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gboolean has_loop;
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gboolean has_getrange;
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GstFakeSrcOutputType output;
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GstFakeSrcDataType data;
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GstFakeSrcSizeType sizetype;
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GstFakeSrcFillType filltype;
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guint sizemin;
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guint sizemax;
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GstBuffer *parent;
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guint parentsize;
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guint parentoffset;
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guint8 pattern_byte;
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gchar *pattern;
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GList *patternlist;
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gint datarate;
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gboolean sync;
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GstClock *clock;
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gboolean silent;
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gboolean signal_handoffs;
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gboolean dump;
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gboolean can_activate_pull;
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GstFormat format;
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guint64 bytes_sent;
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gchar *last_message;
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};
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struct _GstFakeSrcClass {
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GstBaseSrcClass parent_class;
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/*< public >*/
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/* signals */
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void (*handoff) (GstElement *element, GstBuffer *buf, GstPad *pad);
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};
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GType gst_fake_src_get_type (void);
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G_END_DECLS
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#endif /* __GST_FAKE_SRC_H__ */
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