/* GStreamer * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> * 2000 Wim Taymans <wtay@chello.be> * * gstfakesrc.h: * * 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., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __GST_FAKE_SRC_H__ #define __GST_FAKE_SRC_H__ #include <gst/gst.h> #include <gst/base/gstbasesrc.h> G_BEGIN_DECLS /** * GstFakeSrcOutputType: * @FAKE_SRC_FIRST_LAST_LOOP: first pad then last pad * @FAKE_SRC_LAST_FIRST_LOOP: last pad then first pad * @FAKE_SRC_PING_PONG: ping pong between pads * @FAKE_SRC_ORDERED_RANDOM: ordered random pad * @FAKE_SRC_RANDOM: random pad * @FAKE_SRC_PATTERN_LOOP: loop between pads in a particular pattern * @FAKE_SRC_PING_PONG_PATTERN: ping pong based on a pattern * @FAKE_SRC_GET_ALWAYS_SUCEEDS: a get always succeeds on a pad * * The different output types. Unused currently. */ typedef enum { FAKE_SRC_FIRST_LAST_LOOP = 1, FAKE_SRC_LAST_FIRST_LOOP, FAKE_SRC_PING_PONG, FAKE_SRC_ORDERED_RANDOM, FAKE_SRC_RANDOM, FAKE_SRC_PATTERN_LOOP, FAKE_SRC_PING_PONG_PATTERN, FAKE_SRC_GET_ALWAYS_SUCEEDS } GstFakeSrcOutputType; /** * GstFakeSrcDataType: * @FAKE_SRC_DATA_ALLOCATE: allocate buffers * @FAKE_SRC_DATA_SUBBUFFER: subbuffer each buffer * * The different ways buffers are allocated. */ typedef enum { FAKE_SRC_DATA_ALLOCATE = 1, FAKE_SRC_DATA_SUBBUFFER } GstFakeSrcDataType; /** * GstFakeSrcSizeType: * @FAKE_SRC_SIZETYPE_EMPTY: create empty buffers * @FAKE_SRC_SIZETYPE_FIXED: fixed buffer size (sizemax sized) * @FAKE_SRC_SIZETYPE_RANDOM: random buffer size (sizemin <= size <= sizemax) * * The different size of the allocated buffers. */ typedef enum { FAKE_SRC_SIZETYPE_EMPTY = 1, FAKE_SRC_SIZETYPE_FIXED, FAKE_SRC_SIZETYPE_RANDOM } GstFakeSrcSizeType; /** * GstFakeSrcFillType: * @FAKE_SRC_FILLTYPE_NOTHING: do not fill buffers * @FAKE_SRC_FILLTYPE_ZERO: fill buffers with 0 * @FAKE_SRC_FILLTYPE_RANDOM: fill buffers with random bytes * @FAKE_SRC_FILLTYPE_PATTERN: fill buffers with a pattern * @FAKE_SRC_FILLTYPE_PATTERN_CONT: fill buffers with a continuous pattern * * The different ways of filling the buffers. */ typedef enum { FAKE_SRC_FILLTYPE_NOTHING = 1, FAKE_SRC_FILLTYPE_ZERO, FAKE_SRC_FILLTYPE_RANDOM, FAKE_SRC_FILLTYPE_PATTERN, FAKE_SRC_FILLTYPE_PATTERN_CONT } GstFakeSrcFillType; #define GST_TYPE_FAKE_SRC \ (gst_fake_src_get_type()) #define GST_FAKE_SRC(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FAKE_SRC,GstFakeSrc)) #define GST_FAKE_SRC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FAKE_SRC,GstFakeSrcClass)) #define GST_IS_FAKE_SRC(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FAKE_SRC)) #define GST_IS_FAKE_SRC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FAKE_SRC)) typedef struct _GstFakeSrc GstFakeSrc; typedef struct _GstFakeSrcClass GstFakeSrcClass; /** * GstFakeSrc: * * Opaque #GstFakeSrc data structure. */ struct _GstFakeSrc { GstBaseSrc element; /*< private >*/ gboolean has_loop; gboolean has_getrange; GstFakeSrcOutputType output; GstFakeSrcDataType data; GstFakeSrcSizeType sizetype; GstFakeSrcFillType filltype; guint sizemin; guint sizemax; GstBuffer *parent; guint parentsize; guint parentoffset; guint8 pattern_byte; gchar *pattern; GList *patternlist; gint datarate; gboolean sync; GstClock *clock; gint num_buffers; gint rt_num_buffers; /* we are going to change this at runtime */ gint64 buffer_count; gboolean silent; gboolean signal_handoffs; gboolean dump; gboolean can_activate_pull; GstFormat format; guint64 bytes_sent; gchar *last_message; }; struct _GstFakeSrcClass { GstBaseSrcClass parent_class; /*< public >*/ /* signals */ void (*handoff) (GstElement *element, GstBuffer *buf, GstPad *pad); }; GType gst_fake_src_get_type (void); G_END_DECLS #endif /* __GST_FAKE_SRC_H__ */