diff -r 000000000000 -r 0e761a78d257 gst_plugins_base/gst/videotestsrc/gstvideotestsrc.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gst_plugins_base/gst/videotestsrc/gstvideotestsrc.h Thu Dec 17 08:53:32 2009 +0200 @@ -0,0 +1,115 @@ +/* GStreamer + * Copyright (C) <2002> David A. Schleef + * Copyright (C) <1999> Erik Walthinsen + * + * 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_VIDEO_TEST_SRC_H__ +#define __GST_VIDEO_TEST_SRC_H__ + +#include +#include + +G_BEGIN_DECLS + +#define GST_TYPE_VIDEO_TEST_SRC \ + (gst_video_test_src_get_type()) +#define GST_VIDEO_TEST_SRC(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_TEST_SRC,GstVideoTestSrc)) +#define GST_VIDEO_TEST_SRC_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_TEST_SRC,GstVideoTestSrcClass)) +#define GST_IS_VIDEO_TEST_SRC(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_TEST_SRC)) +#define GST_IS_VIDEO_TEST_SRC_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_TEST_SRC)) + +/** + * GstVideoTestSrcPattern: + * @GST_VIDEO_TEST_SRC_SMPTE: A standard SMPTE test pattern + * @GST_VIDEO_TEST_SRC_SNOW: Random noise + * @GST_VIDEO_TEST_SRC_BLACK: A black image + * @GST_VIDEO_TEST_SRC_WHITE: A white image + * @GST_VIDEO_TEST_SRC_RED: A red image + * @GST_VIDEO_TEST_SRC_GREEN: A green image + * @GST_VIDEO_TEST_SRC_BLUE: A blue image + * @GST_VIDEO_TEST_SRC_CHECKERS1: Checkers pattern (1px) + * @GST_VIDEO_TEST_SRC_CHECKERS2: Checkers pattern (2px) + * @GST_VIDEO_TEST_SRC_CHECKERS4: Checkers pattern (4px) + * @GST_VIDEO_TEST_SRC_CHECKERS8: Checkers pattern (8px) + * @GST_VIDEO_TEST_SRC_CIRCULAR: Circular pattern + * @GST_VIDEO_TEST_SRC_BLINK: Alternate between black and white + * + * The test pattern to produce. + */ +typedef enum { + GST_VIDEO_TEST_SRC_SMPTE, + GST_VIDEO_TEST_SRC_SNOW, + GST_VIDEO_TEST_SRC_BLACK, + GST_VIDEO_TEST_SRC_WHITE, + GST_VIDEO_TEST_SRC_RED, + GST_VIDEO_TEST_SRC_GREEN, + GST_VIDEO_TEST_SRC_BLUE, + GST_VIDEO_TEST_SRC_CHECKERS1, + GST_VIDEO_TEST_SRC_CHECKERS2, + GST_VIDEO_TEST_SRC_CHECKERS4, + GST_VIDEO_TEST_SRC_CHECKERS8, + GST_VIDEO_TEST_SRC_CIRCULAR, + GST_VIDEO_TEST_SRC_BLINK +} GstVideoTestSrcPattern; + +typedef struct _GstVideoTestSrc GstVideoTestSrc; +typedef struct _GstVideoTestSrcClass GstVideoTestSrcClass; + +/** + * GstVideoTestSrc: + * + * Opaque data structure. + */ +struct _GstVideoTestSrc { + GstPushSrc element; + + /*< private >*/ + + /* type of output */ + GstVideoTestSrcPattern pattern_type; + + /* video state */ + char *format_name; + gint width; + gint height; + struct fourcc_list_struct *fourcc; + gint bpp; + gint rate_numerator; + gint rate_denominator; + + /* private */ + gint64 timestamp_offset; /* base offset */ + GstClockTime running_time; /* total running time */ + gint64 n_frames; /* total frames sent */ + + void (*make_image) (GstVideoTestSrc *v, unsigned char *dest, int w, int h); +}; + +struct _GstVideoTestSrcClass { + GstPushSrcClass parent_class; +}; + +GType gst_video_test_src_get_type (void); + +G_END_DECLS + +#endif /* __GST_VIDEO_TEST_SRC_H__ */