| GStreamer Base Plugins 0.10 Plugins Reference Manual | ||||
|---|---|---|---|---|
GObject +----GstObject +----GstElement +----GstBaseSrc +----GstPushSrc +----GstVideoTestSrc
"pattern" GstVideoTestSrcPattern : Read / Write "timestamp-offset" gint64 : Read / Write "is-live" gboolean : Read / Write
The videotestsrc element is used to produce test video data in a wide variaty of formats. The video test data produced can be controlled with the "pattern" property.
gst-launch -v videotestsrc pattern=snow ! ximagesink
Shows random noise in an X window.
| plugin | videotestsrc |
| author | David A. Schleef <ds@schleef.org> |
| class | Source/Video |
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
} GstVideoTestSrcPattern;
The test pattern to produce.
GST_VIDEO_TEST_SRC_SMPTEGST_VIDEO_TEST_SRC_SMPTE A standard SMPTE test pattern
A standard SMPTE test pattern
GST_VIDEO_TEST_SRC_SNOWGST_VIDEO_TEST_SRC_SNOW Random noise
Random noise
GST_VIDEO_TEST_SRC_BLACKGST_VIDEO_TEST_SRC_BLACK A black image
A black image
GST_VIDEO_TEST_SRC_WHITEGST_VIDEO_TEST_SRC_WHITE A white image
A white image
GST_VIDEO_TEST_SRC_REDGST_VIDEO_TEST_SRC_RED A red image
A red image
GST_VIDEO_TEST_SRC_GREENGST_VIDEO_TEST_SRC_GREEN A green image
A green image
GST_VIDEO_TEST_SRC_BLUEGST_VIDEO_TEST_SRC_BLUE A blue image
A blue image
GST_VIDEO_TEST_SRC_CHECKERS1GST_VIDEO_TEST_SRC_CHECKERS1 Checkers pattern (1px)
Checkers pattern (1px)
GST_VIDEO_TEST_SRC_CHECKERS2GST_VIDEO_TEST_SRC_CHECKERS2 Checkers pattern (2px)
Checkers pattern (2px)
GST_VIDEO_TEST_SRC_CHECKERS4GST_VIDEO_TEST_SRC_CHECKERS4 Checkers pattern (4px)
Checkers pattern (4px)
GST_VIDEO_TEST_SRC_CHECKERS8GST_VIDEO_TEST_SRC_CHECKERS8 Checkers pattern (8px)
Checkers pattern (8px)
pattern" property"pattern" GstVideoTestSrcPattern : Read / Write
Type of test pattern to generate.
Default value: Random (television snow)
timestamp-offset" property"timestamp-offset" gint64 : Read / Write
An offset added to timestamps set on buffers (in ns).
Default value: 0