mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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videomark/detect: rename to simplevideomark[detect]
This commit is contained in:
David Schleef
parent
b3ff0630e8
commit
4a88eebe0e
6 changed files with 210 additions and 190 deletions
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@ -3,10 +3,10 @@ plugin_LTLIBRARIES = libgstvideosignal.la
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libgstvideosignal_la_SOURCES = gstvideosignal.c \
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gstvideoanalyse.c \
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gstvideoanalyse.h \
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gstvideodetect.c \
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gstvideodetect.h \
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gstvideomark.c \
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gstvideomark.h
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gstsimplevideomarkdetect.c \
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gstsimplevideomarkdetect.h \
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gstsimplevideomark.c \
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gstsimplevideomark.h
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libgstvideosignal_la_CFLAGS = $(GST_CFLAGS) $(GST_BASE_CFLAGS) \
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$(GST_PLUGINS_BASE_CFLAGS)
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@ -17,26 +17,26 @@
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* Boston, MA 02110-1335, USA.
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*/
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/**
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* SECTION:element-videomark
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* SECTION:element-simplevideomark
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* @see_also: #GstVideoDetect
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*
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* This plugin produces #GstVideoMark::pattern-count squares in the bottom left
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* This plugin produces #GstSimpleVideoMark::pattern-count squares in the bottom left
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* corner of the video frames. The squares have a width and height of
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* respectively #GstVideoMark:pattern-width and #GstVideoMark:pattern-height.
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* respectively #GstSimpleVideoMark:pattern-width and #GstSimpleVideoMark:pattern-height.
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* Even squares will be black and odd squares will be white.
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*
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* After writing the pattern, #GstVideoMark:pattern-data-count squares after the
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* After writing the pattern, #GstSimpleVideoMark:pattern-data-count squares after the
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* pattern squares are produced as the bitarray given in
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* #GstVideoMark:pattern-data. 1 bits will produce white squares and 0 bits will
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* #GstSimpleVideoMark:pattern-data. 1 bits will produce white squares and 0 bits will
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* produce black squares.
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*
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* The element can be enabled with the #GstVideoMark:enabled property. It is
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* The element can be enabled with the #GstSimpleVideoMark:enabled property. It is
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* mostly used together with the #GstVideoDetect plugin.
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*
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* <refsect2>
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* <title>Example launch line</title>
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* |[
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* gst-launch videotestsrc ! videomark ! ximagesink
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* gst-launch videotestsrc ! simplevideomark ! ximagesink
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* ]| Add the default black/white squares at the bottom left of the video frames.
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* </refsect2>
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*
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@ -50,7 +50,7 @@
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideofilter.h>
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#include "gstvideomark.h"
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#include "gstsimplevideomark.h"
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GST_DEBUG_CATEGORY_STATIC (gst_video_mark_debug_category);
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#define GST_CAT_DEFAULT gst_video_mark_debug_category
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@ -104,12 +104,13 @@ enum
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/* class initialization */
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G_DEFINE_TYPE_WITH_CODE (GstVideoMark, gst_video_mark, GST_TYPE_VIDEO_FILTER,
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GST_DEBUG_CATEGORY_INIT (gst_video_mark_debug_category, "videomark", 0,
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"debug category for videomark element"));
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G_DEFINE_TYPE_WITH_CODE (GstSimpleVideoMark, gst_video_mark,
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GST_TYPE_VIDEO_FILTER,
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GST_DEBUG_CATEGORY_INIT (gst_video_mark_debug_category, "simplevideomark",
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0, "debug category for simplevideomark element"));
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static void
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gst_video_mark_class_init (GstVideoMarkClass * klass)
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gst_video_mark_class_init (GstSimpleVideoMarkClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstBaseTransformClass *base_transform_class =
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@ -181,7 +182,7 @@ gst_video_mark_class_init (GstVideoMarkClass * klass)
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}
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static void
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gst_video_mark_init (GstVideoMark * videomark)
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gst_video_mark_init (GstSimpleVideoMark * simplevideomark)
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{
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}
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@ -189,34 +190,34 @@ void
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gst_video_mark_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (object);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (object);
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GST_DEBUG_OBJECT (videomark, "set_property");
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GST_DEBUG_OBJECT (simplevideomark, "set_property");
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switch (property_id) {
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case PROP_PATTERN_WIDTH:
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videomark->pattern_width = g_value_get_int (value);
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simplevideomark->pattern_width = g_value_get_int (value);
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break;
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case PROP_PATTERN_HEIGHT:
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videomark->pattern_height = g_value_get_int (value);
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simplevideomark->pattern_height = g_value_get_int (value);
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break;
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case PROP_PATTERN_COUNT:
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videomark->pattern_count = g_value_get_int (value);
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simplevideomark->pattern_count = g_value_get_int (value);
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break;
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case PROP_PATTERN_DATA_COUNT:
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videomark->pattern_data_count = g_value_get_int (value);
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simplevideomark->pattern_data_count = g_value_get_int (value);
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break;
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case PROP_PATTERN_DATA:
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videomark->pattern_data = g_value_get_uint64 (value);
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simplevideomark->pattern_data = g_value_get_uint64 (value);
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break;
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case PROP_ENABLED:
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videomark->enabled = g_value_get_boolean (value);
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simplevideomark->enabled = g_value_get_boolean (value);
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break;
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case PROP_LEFT_OFFSET:
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videomark->left_offset = g_value_get_int (value);
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simplevideomark->left_offset = g_value_get_int (value);
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break;
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case PROP_BOTTOM_OFFSET:
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videomark->bottom_offset = g_value_get_int (value);
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simplevideomark->bottom_offset = g_value_get_int (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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@ -228,34 +229,34 @@ void
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gst_video_mark_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (object);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (object);
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GST_DEBUG_OBJECT (videomark, "get_property");
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GST_DEBUG_OBJECT (simplevideomark, "get_property");
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switch (property_id) {
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case PROP_PATTERN_WIDTH:
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g_value_set_int (value, videomark->pattern_width);
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g_value_set_int (value, simplevideomark->pattern_width);
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break;
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case PROP_PATTERN_HEIGHT:
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g_value_set_int (value, videomark->pattern_height);
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g_value_set_int (value, simplevideomark->pattern_height);
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break;
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case PROP_PATTERN_COUNT:
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g_value_set_int (value, videomark->pattern_count);
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g_value_set_int (value, simplevideomark->pattern_count);
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break;
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case PROP_PATTERN_DATA_COUNT:
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g_value_set_int (value, videomark->pattern_data_count);
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g_value_set_int (value, simplevideomark->pattern_data_count);
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break;
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case PROP_PATTERN_DATA:
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g_value_set_uint64 (value, videomark->pattern_data);
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g_value_set_uint64 (value, simplevideomark->pattern_data);
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break;
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case PROP_ENABLED:
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g_value_set_boolean (value, videomark->enabled);
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g_value_set_boolean (value, simplevideomark->enabled);
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break;
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case PROP_LEFT_OFFSET:
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g_value_set_int (value, videomark->left_offset);
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g_value_set_int (value, simplevideomark->left_offset);
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break;
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case PROP_BOTTOM_OFFSET:
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g_value_set_int (value, videomark->bottom_offset);
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g_value_set_int (value, simplevideomark->bottom_offset);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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@ -266,9 +267,9 @@ gst_video_mark_get_property (GObject * object, guint property_id,
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void
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gst_video_mark_dispose (GObject * object)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (object);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (object);
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GST_DEBUG_OBJECT (videomark, "dispose");
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GST_DEBUG_OBJECT (simplevideomark, "dispose");
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/* clean up as possible. may be called multiple times */
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@ -278,9 +279,9 @@ gst_video_mark_dispose (GObject * object)
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void
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gst_video_mark_finalize (GObject * object)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (object);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (object);
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GST_DEBUG_OBJECT (videomark, "finalize");
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GST_DEBUG_OBJECT (simplevideomark, "finalize");
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/* clean up object here */
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@ -290,9 +291,9 @@ gst_video_mark_finalize (GObject * object)
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static gboolean
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gst_video_mark_start (GstBaseTransform * trans)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (trans);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (trans);
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GST_DEBUG_OBJECT (videomark, "start");
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GST_DEBUG_OBJECT (simplevideomark, "start");
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return TRUE;
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}
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@ -300,9 +301,9 @@ gst_video_mark_start (GstBaseTransform * trans)
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static gboolean
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gst_video_mark_stop (GstBaseTransform * trans)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (trans);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (trans);
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GST_DEBUG_OBJECT (videomark, "stop");
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GST_DEBUG_OBJECT (simplevideomark, "stop");
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return TRUE;
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}
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@ -311,15 +312,15 @@ static gboolean
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gst_video_mark_set_info (GstVideoFilter * filter, GstCaps * incaps,
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GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (filter);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (filter);
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GST_DEBUG_OBJECT (videomark, "set_info");
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GST_DEBUG_OBJECT (simplevideomark, "set_info");
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return TRUE;
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}
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static void
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gst_video_mark_draw_box (GstVideoMark * videomark, guint8 * data,
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gst_video_mark_draw_box (GstSimpleVideoMark * simplevideomark, guint8 * data,
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gint width, gint height, gint row_stride, gint pixel_stride, guint8 color)
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{
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gint i, j;
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@ -333,7 +334,7 @@ gst_video_mark_draw_box (GstVideoMark * videomark, guint8 * data,
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}
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static GstFlowReturn
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gst_video_mark_yuv (GstVideoMark * videomark, GstVideoFrame * frame)
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gst_video_mark_yuv (GstSimpleVideoMark * simplevideomark, GstVideoFrame * frame)
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{
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gint i, pw, ph, row_stride, pixel_stride;
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gint width, height, req_width, req_height;
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@ -344,28 +345,28 @@ gst_video_mark_yuv (GstVideoMark * videomark, GstVideoFrame * frame)
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width = frame->info.width;
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height = frame->info.height;
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pw = videomark->pattern_width;
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ph = videomark->pattern_height;
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pw = simplevideomark->pattern_width;
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ph = simplevideomark->pattern_height;
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row_stride = GST_VIDEO_FRAME_COMP_STRIDE (frame, 0);
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pixel_stride = GST_VIDEO_FRAME_COMP_PSTRIDE (frame, 0);
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req_width =
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(videomark->pattern_count + videomark->pattern_data_count) * pw +
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videomark->left_offset;
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req_height = videomark->bottom_offset + ph;
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(simplevideomark->pattern_count +
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simplevideomark->pattern_data_count) * pw + simplevideomark->left_offset;
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req_height = simplevideomark->bottom_offset + ph;
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if (req_width > width || req_height > height) {
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GST_ELEMENT_ERROR (videomark, STREAM, WRONG_TYPE, (NULL),
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("videomark pattern doesn't fit video, need at least %ix%i (stream has %ix%i)",
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GST_ELEMENT_ERROR (simplevideomark, STREAM, WRONG_TYPE, (NULL),
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("simplevideomark pattern doesn't fit video, need at least %ix%i (stream has %ix%i)",
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req_width, req_height, width, height));
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return GST_FLOW_ERROR;
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}
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/* draw the bottom left pixels */
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for (i = 0; i < videomark->pattern_count; i++) {
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for (i = 0; i < simplevideomark->pattern_count; i++) {
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d = GST_VIDEO_FRAME_COMP_DATA (frame, 0);
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/* move to start of bottom left */
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d += row_stride * (height - ph - videomark->bottom_offset) +
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pixel_stride * videomark->left_offset;
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d += row_stride * (height - ph - simplevideomark->bottom_offset) +
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pixel_stride * simplevideomark->left_offset;
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/* move to i-th pattern */
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d += pixel_stride * pw * i;
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@ -376,30 +377,31 @@ gst_video_mark_yuv (GstVideoMark * videomark, GstVideoFrame * frame)
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color = 0;
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/* draw box of width * height */
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gst_video_mark_draw_box (videomark, d, pw, ph, row_stride, pixel_stride,
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color);
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gst_video_mark_draw_box (simplevideomark, d, pw, ph, row_stride,
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pixel_stride, color);
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}
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pattern_shift = G_GUINT64_CONSTANT (1) << (videomark->pattern_data_count - 1);
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pattern_shift =
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G_GUINT64_CONSTANT (1) << (simplevideomark->pattern_data_count - 1);
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/* get the data of the pattern */
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for (i = 0; i < videomark->pattern_data_count; i++) {
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for (i = 0; i < simplevideomark->pattern_data_count; i++) {
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d = GST_VIDEO_FRAME_COMP_DATA (frame, 0);
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/* move to start of bottom left, adjust for offsets */
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d += row_stride * (height - ph - videomark->bottom_offset) +
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pixel_stride * videomark->left_offset;
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d += row_stride * (height - ph - simplevideomark->bottom_offset) +
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pixel_stride * simplevideomark->left_offset;
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/* move after the fixed pattern */
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d += pixel_stride * videomark->pattern_count * pw;
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d += pixel_stride * simplevideomark->pattern_count * pw;
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/* move to i-th pattern data */
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d += pixel_stride * pw * i;
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if (videomark->pattern_data & pattern_shift)
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if (simplevideomark->pattern_data & pattern_shift)
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color = 255;
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else
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color = 0;
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gst_video_mark_draw_box (videomark, d, pw, ph, row_stride, pixel_stride,
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color);
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gst_video_mark_draw_box (simplevideomark, d, pw, ph, row_stride,
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pixel_stride, color);
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pattern_shift >>= 1;
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}
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@ -412,12 +414,12 @@ static GstFlowReturn
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gst_video_mark_transform_frame_ip (GstVideoFilter * filter,
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GstVideoFrame * frame)
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{
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GstVideoMark *videomark = GST_VIDEO_MARK (filter);
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GstSimpleVideoMark *simplevideomark = GST_SIMPLE_VIDEO_MARK (filter);
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GST_DEBUG_OBJECT (videomark, "transform_frame_ip");
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GST_DEBUG_OBJECT (simplevideomark, "transform_frame_ip");
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if (videomark->enabled)
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return gst_video_mark_yuv (videomark, frame);
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if (simplevideomark->enabled)
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return gst_video_mark_yuv (simplevideomark, frame);
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return GST_FLOW_OK;
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}
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@ -17,26 +17,26 @@
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_VIDEO_MARK_H_
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#define _GST_VIDEO_MARK_H_
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#ifndef _GST_SIMPLE_VIDEO_MARK_H_
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#define _GST_SIMPLE_VIDEO_MARK_H_
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#include <gst/video/video.h>
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#include <gst/video/gstvideofilter.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VIDEO_MARK (gst_video_mark_get_type())
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#define GST_VIDEO_MARK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_MARK,GstVideoMark))
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#define GST_VIDEO_MARK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_MARK,GstVideoMarkClass))
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#define GST_IS_VIDEO_MARK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_MARK))
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#define GST_IS_VIDEO_MARK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_MARK))
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#define GST_TYPE_SIMPLE_VIDEO_MARK (gst_video_mark_get_type())
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#define GST_SIMPLE_VIDEO_MARK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SIMPLE_VIDEO_MARK,GstSimpleVideoMark))
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#define GST_SIMPLE_VIDEO_MARK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SIMPLE_VIDEO_MARK,GstSimpleVideoMarkClass))
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#define GST_IS_SIMPLE_VIDEO_MARK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SIMPLE_VIDEO_MARK))
|
||||
#define GST_IS_SIMPLE_VIDEO_MARK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SIMPLE_VIDEO_MARK))
|
||||
|
||||
typedef struct _GstVideoMark GstVideoMark;
|
||||
typedef struct _GstVideoMarkClass GstVideoMarkClass;
|
||||
typedef struct _GstSimpleVideoMark GstSimpleVideoMark;
|
||||
typedef struct _GstSimpleVideoMarkClass GstSimpleVideoMarkClass;
|
||||
|
||||
struct _GstVideoMark
|
||||
struct _GstSimpleVideoMark
|
||||
{
|
||||
GstVideoFilter base_videomark;
|
||||
GstVideoFilter base_simplevideomark;
|
||||
|
||||
/* properties */
|
||||
gint pattern_width;
|
||||
|
|
@ -49,9 +49,9 @@ struct _GstVideoMark
|
|||
gint bottom_offset;
|
||||
};
|
||||
|
||||
struct _GstVideoMarkClass
|
||||
struct _GstSimpleVideoMarkClass
|
||||
{
|
||||
GstVideoFilterClass base_videomark_class;
|
||||
GstVideoFilterClass base_simplevideomark_class;
|
||||
};
|
||||
|
||||
GType gst_video_mark_get_type (void);
|
||||
|
|
@ -17,24 +17,24 @@
|
|||
* Boston, MA 02110-1335, USA.
|
||||
*/
|
||||
/**
|
||||
* SECTION:element-videodetect
|
||||
* SECTION:element-simplevideomarkdetect
|
||||
* @see_also: #GstVideoMark
|
||||
*
|
||||
* This plugin detects #GstVideoDetect:pattern-count squares in the bottom left
|
||||
* This plugin detects #GstSimpleVideoMarkDetect:pattern-count squares in the bottom left
|
||||
* corner of the video frames. The squares have a width and height of
|
||||
* respectively #GstVideoDetect:pattern-width and #GstVideoDetect:pattern-height.
|
||||
* respectively #GstSimpleVideoMarkDetect:pattern-width and #GstSimpleVideoMarkDetect:pattern-height.
|
||||
* Even squares must be black and odd squares must be white.
|
||||
*
|
||||
* When the pattern has been found, #GstVideoDetect:pattern-data-count squares
|
||||
* When the pattern has been found, #GstSimpleVideoMarkDetect:pattern-data-count squares
|
||||
* after the pattern squares are read as a bitarray. White squares represent a 1
|
||||
* bit and black squares a 0 bit. The bitarray will will included in the element
|
||||
* message that is posted (see below).
|
||||
*
|
||||
* After the pattern has been found and the data pattern has been read, an
|
||||
* element message called <classname>"GstVideoDetect"</classname> will
|
||||
* element message called <classname>"GstSimpleVideoMarkDetect"</classname> will
|
||||
* be posted on the bus. If the pattern is no longer found in the frame, the
|
||||
* same element message is posted with the have-pattern field set to #FALSE.
|
||||
* The message is only posted if the #GstVideoDetect:message property is #TRUE.
|
||||
* The message is only posted if the #GstSimpleVideoMarkDetect:message property is #TRUE.
|
||||
*
|
||||
* The message's structure contains these fields:
|
||||
* <itemizedlist>
|
||||
|
|
@ -87,7 +87,7 @@
|
|||
* <refsect2>
|
||||
* <title>Example launch line</title>
|
||||
* |[
|
||||
* gst-launch videotestsrc ! videodetect ! videoconvert ! ximagesink
|
||||
* gst-launch videotestsrc ! simplevideomarkdetect ! videoconvert ! ximagesink
|
||||
* ]|
|
||||
* </refsect2>
|
||||
*
|
||||
|
|
@ -101,7 +101,7 @@
|
|||
#include <gst/gst.h>
|
||||
#include <gst/video/video.h>
|
||||
#include <gst/video/gstvideofilter.h>
|
||||
#include "gstvideodetect.h"
|
||||
#include "gstsimplevideomarkdetect.h"
|
||||
|
||||
GST_DEBUG_CATEGORY_STATIC (gst_video_detect_debug_category);
|
||||
#define GST_CAT_DEFAULT gst_video_detect_debug_category
|
||||
|
|
@ -157,13 +157,14 @@ enum
|
|||
|
||||
/* class initialization */
|
||||
|
||||
G_DEFINE_TYPE_WITH_CODE (GstVideoDetect, gst_video_detect,
|
||||
G_DEFINE_TYPE_WITH_CODE (GstSimpleVideoMarkDetect, gst_video_detect,
|
||||
GST_TYPE_VIDEO_FILTER,
|
||||
GST_DEBUG_CATEGORY_INIT (gst_video_detect_debug_category, "videodetect", 0,
|
||||
"debug category for videodetect element"));
|
||||
GST_DEBUG_CATEGORY_INIT (gst_video_detect_debug_category,
|
||||
"simplevideomarkdetect", 0,
|
||||
"debug category for simplevideomarkdetect element"));
|
||||
|
||||
static void
|
||||
gst_video_detect_class_init (GstVideoDetectClass * klass)
|
||||
gst_video_detect_class_init (GstSimpleVideoMarkDetectClass * klass)
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
||||
GstBaseTransformClass *base_transform_class =
|
||||
|
|
@ -239,7 +240,7 @@ gst_video_detect_class_init (GstVideoDetectClass * klass)
|
|||
}
|
||||
|
||||
static void
|
||||
gst_video_detect_init (GstVideoDetect * videodetect)
|
||||
gst_video_detect_init (GstSimpleVideoMarkDetect * simplevideomarkdetect)
|
||||
{
|
||||
}
|
||||
|
||||
|
|
@ -247,37 +248,38 @@ void
|
|||
gst_video_detect_set_property (GObject * object, guint property_id,
|
||||
const GValue * value, GParamSpec * pspec)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (object);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (object);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "set_property");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "set_property");
|
||||
|
||||
switch (property_id) {
|
||||
case PROP_MESSAGE:
|
||||
videodetect->message = g_value_get_boolean (value);
|
||||
simplevideomarkdetect->message = g_value_get_boolean (value);
|
||||
break;
|
||||
case PROP_PATTERN_WIDTH:
|
||||
videodetect->pattern_width = g_value_get_int (value);
|
||||
simplevideomarkdetect->pattern_width = g_value_get_int (value);
|
||||
break;
|
||||
case PROP_PATTERN_HEIGHT:
|
||||
videodetect->pattern_height = g_value_get_int (value);
|
||||
simplevideomarkdetect->pattern_height = g_value_get_int (value);
|
||||
break;
|
||||
case PROP_PATTERN_COUNT:
|
||||
videodetect->pattern_count = g_value_get_int (value);
|
||||
simplevideomarkdetect->pattern_count = g_value_get_int (value);
|
||||
break;
|
||||
case PROP_PATTERN_DATA_COUNT:
|
||||
videodetect->pattern_data_count = g_value_get_int (value);
|
||||
simplevideomarkdetect->pattern_data_count = g_value_get_int (value);
|
||||
break;
|
||||
case PROP_PATTERN_CENTER:
|
||||
videodetect->pattern_center = g_value_get_double (value);
|
||||
simplevideomarkdetect->pattern_center = g_value_get_double (value);
|
||||
break;
|
||||
case PROP_PATTERN_SENSITIVITY:
|
||||
videodetect->pattern_sensitivity = g_value_get_double (value);
|
||||
simplevideomarkdetect->pattern_sensitivity = g_value_get_double (value);
|
||||
break;
|
||||
case PROP_LEFT_OFFSET:
|
||||
videodetect->left_offset = g_value_get_int (value);
|
||||
simplevideomarkdetect->left_offset = g_value_get_int (value);
|
||||
break;
|
||||
case PROP_BOTTOM_OFFSET:
|
||||
videodetect->bottom_offset = g_value_get_int (value);
|
||||
simplevideomarkdetect->bottom_offset = g_value_get_int (value);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
||||
|
|
@ -289,37 +291,38 @@ void
|
|||
gst_video_detect_get_property (GObject * object, guint property_id,
|
||||
GValue * value, GParamSpec * pspec)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (object);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (object);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "get_property");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "get_property");
|
||||
|
||||
switch (property_id) {
|
||||
case PROP_MESSAGE:
|
||||
g_value_set_boolean (value, videodetect->message);
|
||||
g_value_set_boolean (value, simplevideomarkdetect->message);
|
||||
break;
|
||||
case PROP_PATTERN_WIDTH:
|
||||
g_value_set_int (value, videodetect->pattern_width);
|
||||
g_value_set_int (value, simplevideomarkdetect->pattern_width);
|
||||
break;
|
||||
case PROP_PATTERN_HEIGHT:
|
||||
g_value_set_int (value, videodetect->pattern_height);
|
||||
g_value_set_int (value, simplevideomarkdetect->pattern_height);
|
||||
break;
|
||||
case PROP_PATTERN_COUNT:
|
||||
g_value_set_int (value, videodetect->pattern_count);
|
||||
g_value_set_int (value, simplevideomarkdetect->pattern_count);
|
||||
break;
|
||||
case PROP_PATTERN_DATA_COUNT:
|
||||
g_value_set_int (value, videodetect->pattern_data_count);
|
||||
g_value_set_int (value, simplevideomarkdetect->pattern_data_count);
|
||||
break;
|
||||
case PROP_PATTERN_CENTER:
|
||||
g_value_set_double (value, videodetect->pattern_center);
|
||||
g_value_set_double (value, simplevideomarkdetect->pattern_center);
|
||||
break;
|
||||
case PROP_PATTERN_SENSITIVITY:
|
||||
g_value_set_double (value, videodetect->pattern_sensitivity);
|
||||
g_value_set_double (value, simplevideomarkdetect->pattern_sensitivity);
|
||||
break;
|
||||
case PROP_LEFT_OFFSET:
|
||||
g_value_set_int (value, videodetect->left_offset);
|
||||
g_value_set_int (value, simplevideomarkdetect->left_offset);
|
||||
break;
|
||||
case PROP_BOTTOM_OFFSET:
|
||||
g_value_set_int (value, videodetect->bottom_offset);
|
||||
g_value_set_int (value, simplevideomarkdetect->bottom_offset);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
||||
|
|
@ -330,9 +333,10 @@ gst_video_detect_get_property (GObject * object, guint property_id,
|
|||
void
|
||||
gst_video_detect_dispose (GObject * object)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (object);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (object);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "dispose");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "dispose");
|
||||
|
||||
/* clean up as possible. may be called multiple times */
|
||||
|
||||
|
|
@ -342,9 +346,10 @@ gst_video_detect_dispose (GObject * object)
|
|||
void
|
||||
gst_video_detect_finalize (GObject * object)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (object);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (object);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "finalize");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "finalize");
|
||||
|
||||
/* clean up object here */
|
||||
|
||||
|
|
@ -354,9 +359,10 @@ gst_video_detect_finalize (GObject * object)
|
|||
static gboolean
|
||||
gst_video_detect_start (GstBaseTransform * trans)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (trans);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (trans);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "start");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "start");
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
|
@ -364,9 +370,10 @@ gst_video_detect_start (GstBaseTransform * trans)
|
|||
static gboolean
|
||||
gst_video_detect_stop (GstBaseTransform * trans)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (trans);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (trans);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "stop");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "stop");
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
|
@ -375,22 +382,23 @@ static gboolean
|
|||
gst_video_detect_set_info (GstVideoFilter * filter, GstCaps * incaps,
|
||||
GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (filter);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (filter);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "set_info");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "set_info");
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_video_detect_post_message (GstVideoDetect * videodetect, GstBuffer * buffer,
|
||||
guint64 data)
|
||||
gst_video_detect_post_message (GstSimpleVideoMarkDetect * simplevideomarkdetect,
|
||||
GstBuffer * buffer, guint64 data)
|
||||
{
|
||||
GstBaseTransform *trans;
|
||||
GstMessage *m;
|
||||
guint64 duration, timestamp, running_time, stream_time;
|
||||
|
||||
trans = GST_BASE_TRANSFORM_CAST (videodetect);
|
||||
trans = GST_BASE_TRANSFORM_CAST (simplevideomarkdetect);
|
||||
|
||||
/* get timestamps */
|
||||
timestamp = GST_BUFFER_TIMESTAMP (buffer);
|
||||
|
|
@ -401,20 +409,21 @@ gst_video_detect_post_message (GstVideoDetect * videodetect, GstBuffer * buffer,
|
|||
timestamp);
|
||||
|
||||
/* post message */
|
||||
m = gst_message_new_element (GST_OBJECT_CAST (videodetect),
|
||||
gst_structure_new ("GstVideoDetect",
|
||||
"have-pattern", G_TYPE_BOOLEAN, videodetect->in_pattern,
|
||||
m = gst_message_new_element (GST_OBJECT_CAST (simplevideomarkdetect),
|
||||
gst_structure_new ("GstSimpleVideoMarkDetect",
|
||||
"have-pattern", G_TYPE_BOOLEAN, simplevideomarkdetect->in_pattern,
|
||||
"timestamp", G_TYPE_UINT64, timestamp,
|
||||
"stream-time", G_TYPE_UINT64, stream_time,
|
||||
"running-time", G_TYPE_UINT64, running_time,
|
||||
"duration", G_TYPE_UINT64, duration,
|
||||
"data", G_TYPE_UINT64, data, NULL));
|
||||
gst_element_post_message (GST_ELEMENT_CAST (videodetect), m);
|
||||
gst_element_post_message (GST_ELEMENT_CAST (simplevideomarkdetect), m);
|
||||
}
|
||||
|
||||
static gdouble
|
||||
gst_video_detect_calc_brightness (GstVideoDetect * videodetect, guint8 * data,
|
||||
gint width, gint height, gint row_stride, gint pixel_stride)
|
||||
gst_video_detect_calc_brightness (GstSimpleVideoMarkDetect *
|
||||
simplevideomarkdetect, guint8 * data, gint width, gint height,
|
||||
gint row_stride, gint pixel_stride)
|
||||
{
|
||||
gint i, j;
|
||||
guint64 sum;
|
||||
|
|
@ -430,7 +439,8 @@ gst_video_detect_calc_brightness (GstVideoDetect * videodetect, guint8 * data,
|
|||
}
|
||||
|
||||
static void
|
||||
gst_video_detect_yuv (GstVideoDetect * videodetect, GstVideoFrame * frame)
|
||||
gst_video_detect_yuv (GstSimpleVideoMarkDetect * simplevideomarkdetect,
|
||||
GstVideoFrame * frame)
|
||||
{
|
||||
gdouble brightness;
|
||||
gint i, pw, ph, row_stride, pixel_stride;
|
||||
|
|
@ -441,85 +451,92 @@ gst_video_detect_yuv (GstVideoDetect * videodetect, GstVideoFrame * frame)
|
|||
width = frame->info.width;
|
||||
height = frame->info.height;
|
||||
|
||||
pw = videodetect->pattern_width;
|
||||
ph = videodetect->pattern_height;
|
||||
pw = simplevideomarkdetect->pattern_width;
|
||||
ph = simplevideomarkdetect->pattern_height;
|
||||
row_stride = GST_VIDEO_FRAME_COMP_STRIDE (frame, 0);
|
||||
pixel_stride = GST_VIDEO_FRAME_COMP_PSTRIDE (frame, 0);
|
||||
|
||||
req_width =
|
||||
(videodetect->pattern_count + videodetect->pattern_data_count) * pw +
|
||||
videodetect->left_offset;
|
||||
req_height = videodetect->bottom_offset + ph;
|
||||
(simplevideomarkdetect->pattern_count +
|
||||
simplevideomarkdetect->pattern_data_count) * pw +
|
||||
simplevideomarkdetect->left_offset;
|
||||
req_height = simplevideomarkdetect->bottom_offset + ph;
|
||||
if (req_width > width || req_height > height) {
|
||||
goto no_pattern;
|
||||
}
|
||||
|
||||
/* analyse the bottom left pixels */
|
||||
for (i = 0; i < videodetect->pattern_count; i++) {
|
||||
for (i = 0; i < simplevideomarkdetect->pattern_count; i++) {
|
||||
d = GST_VIDEO_FRAME_COMP_DATA (frame, 0);
|
||||
/* move to start of bottom left, adjust for offsets */
|
||||
d += row_stride * (height - ph - videodetect->bottom_offset) +
|
||||
pixel_stride * videodetect->left_offset;
|
||||
d += row_stride * (height - ph - simplevideomarkdetect->bottom_offset) +
|
||||
pixel_stride * simplevideomarkdetect->left_offset;
|
||||
/* move to i-th pattern */
|
||||
d += pixel_stride * pw * i;
|
||||
|
||||
/* calc brightness of width * height box */
|
||||
brightness = gst_video_detect_calc_brightness (videodetect, d, pw, ph,
|
||||
brightness =
|
||||
gst_video_detect_calc_brightness (simplevideomarkdetect, d, pw, ph,
|
||||
row_stride, pixel_stride);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "brightness %f", brightness);
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "brightness %f", brightness);
|
||||
|
||||
if (i & 1) {
|
||||
/* odd pixels must be white, all pixels darker than the center +
|
||||
* sensitivity are considered wrong. */
|
||||
if (brightness <
|
||||
(videodetect->pattern_center + videodetect->pattern_sensitivity))
|
||||
(simplevideomarkdetect->pattern_center +
|
||||
simplevideomarkdetect->pattern_sensitivity))
|
||||
goto no_pattern;
|
||||
} else {
|
||||
/* even pixels must be black, pixels lighter than the center - sensitivity
|
||||
* are considered wrong. */
|
||||
if (brightness >
|
||||
(videodetect->pattern_center - videodetect->pattern_sensitivity))
|
||||
(simplevideomarkdetect->pattern_center -
|
||||
simplevideomarkdetect->pattern_sensitivity))
|
||||
goto no_pattern;
|
||||
}
|
||||
}
|
||||
GST_DEBUG_OBJECT (videodetect, "found pattern");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "found pattern");
|
||||
|
||||
pattern_data = 0;
|
||||
|
||||
/* get the data of the pattern */
|
||||
for (i = 0; i < videodetect->pattern_data_count; i++) {
|
||||
for (i = 0; i < simplevideomarkdetect->pattern_data_count; i++) {
|
||||
d = GST_VIDEO_FRAME_COMP_DATA (frame, 0);
|
||||
/* move to start of bottom left, adjust for offsets */
|
||||
d += row_stride * (height - ph - videodetect->bottom_offset) +
|
||||
pixel_stride * videodetect->left_offset;
|
||||
d += row_stride * (height - ph - simplevideomarkdetect->bottom_offset) +
|
||||
pixel_stride * simplevideomarkdetect->left_offset;
|
||||
/* move after the fixed pattern */
|
||||
d += pixel_stride * (videodetect->pattern_count * pw);
|
||||
d += pixel_stride * (simplevideomarkdetect->pattern_count * pw);
|
||||
/* move to i-th pattern data */
|
||||
d += pixel_stride * pw * i;
|
||||
|
||||
/* calc brightness of width * height box */
|
||||
brightness = gst_video_detect_calc_brightness (videodetect, d, pw, ph,
|
||||
brightness =
|
||||
gst_video_detect_calc_brightness (simplevideomarkdetect, d, pw, ph,
|
||||
row_stride, pixel_stride);
|
||||
/* update pattern, we just use the center to decide between black and white. */
|
||||
pattern_data <<= 1;
|
||||
if (brightness > videodetect->pattern_center)
|
||||
if (brightness > simplevideomarkdetect->pattern_center)
|
||||
pattern_data |= 1;
|
||||
}
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "have data %" G_GUINT64_FORMAT, pattern_data);
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "have data %" G_GUINT64_FORMAT,
|
||||
pattern_data);
|
||||
|
||||
videodetect->in_pattern = TRUE;
|
||||
gst_video_detect_post_message (videodetect, frame->buffer, pattern_data);
|
||||
simplevideomarkdetect->in_pattern = TRUE;
|
||||
gst_video_detect_post_message (simplevideomarkdetect, frame->buffer,
|
||||
pattern_data);
|
||||
|
||||
return;
|
||||
|
||||
no_pattern:
|
||||
{
|
||||
GST_DEBUG_OBJECT (videodetect, "no pattern found");
|
||||
if (videodetect->in_pattern) {
|
||||
videodetect->in_pattern = FALSE;
|
||||
gst_video_detect_post_message (videodetect, frame->buffer, 0);
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "no pattern found");
|
||||
if (simplevideomarkdetect->in_pattern) {
|
||||
simplevideomarkdetect->in_pattern = FALSE;
|
||||
gst_video_detect_post_message (simplevideomarkdetect, frame->buffer, 0);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
|
@ -529,11 +546,12 @@ static GstFlowReturn
|
|||
gst_video_detect_transform_frame_ip (GstVideoFilter * filter,
|
||||
GstVideoFrame * frame)
|
||||
{
|
||||
GstVideoDetect *videodetect = GST_VIDEO_DETECT (filter);
|
||||
GstSimpleVideoMarkDetect *simplevideomarkdetect =
|
||||
GST_SIMPLE_VIDEO_MARK_DETECT (filter);
|
||||
|
||||
GST_DEBUG_OBJECT (videodetect, "transform_frame_ip");
|
||||
GST_DEBUG_OBJECT (simplevideomarkdetect, "transform_frame_ip");
|
||||
|
||||
gst_video_detect_yuv (videodetect, frame);
|
||||
gst_video_detect_yuv (simplevideomarkdetect, frame);
|
||||
|
||||
return GST_FLOW_OK;
|
||||
}
|
||||
|
|
@ -17,26 +17,26 @@
|
|||
* Boston, MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#ifndef _GST_VIDEO_DETECT_H_
|
||||
#define _GST_VIDEO_DETECT_H_
|
||||
#ifndef _GST_SIMPLE_VIDEO_MARK_DETECT_H_
|
||||
#define _GST_SIMPLE_VIDEO_MARK_DETECT_H_
|
||||
|
||||
#include <gst/video/video.h>
|
||||
#include <gst/video/gstvideofilter.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_VIDEO_DETECT (gst_video_detect_get_type())
|
||||
#define GST_VIDEO_DETECT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_DETECT,GstVideoDetect))
|
||||
#define GST_VIDEO_DETECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_DETECT,GstVideoDetectClass))
|
||||
#define GST_IS_VIDEO_DETECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_DETECT))
|
||||
#define GST_IS_VIDEO_DETECT_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_DETECT))
|
||||
#define GST_TYPE_SIMPLE_VIDEO_MARK_DETECT (gst_video_detect_get_type())
|
||||
#define GST_SIMPLE_VIDEO_MARK_DETECT(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SIMPLE_VIDEO_MARK_DETECT,GstSimpleVideoMarkDetect))
|
||||
#define GST_SIMPLE_VIDEO_MARK_DETECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SIMPLE_VIDEO_MARK_DETECT,GstSimpleVideoMarkDetectClass))
|
||||
#define GST_IS_SIMPLE_VIDEO_MARK_DETECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SIMPLE_VIDEO_MARK_DETECT))
|
||||
#define GST_IS_SIMPLE_VIDEO_MARK_DETECT_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SIMPLE_VIDEO_MARK_DETECT))
|
||||
|
||||
typedef struct _GstVideoDetect GstVideoDetect;
|
||||
typedef struct _GstVideoDetectClass GstVideoDetectClass;
|
||||
typedef struct _GstSimpleVideoMarkDetect GstSimpleVideoMarkDetect;
|
||||
typedef struct _GstSimpleVideoMarkDetectClass GstSimpleVideoMarkDetectClass;
|
||||
|
||||
struct _GstVideoDetect
|
||||
struct _GstSimpleVideoMarkDetect
|
||||
{
|
||||
GstVideoFilter base_videodetect;
|
||||
GstVideoFilter base_simplevideomarkdetect;
|
||||
|
||||
gboolean message;
|
||||
gint pattern_width;
|
||||
|
|
@ -51,9 +51,9 @@ struct _GstVideoDetect
|
|||
gboolean in_pattern;
|
||||
};
|
||||
|
||||
struct _GstVideoDetectClass
|
||||
struct _GstSimpleVideoMarkDetectClass
|
||||
{
|
||||
GstVideoFilterClass base_videodetect_class;
|
||||
GstVideoFilterClass base_simplevideomarkdetect_class;
|
||||
};
|
||||
|
||||
GType gst_video_detect_get_type (void);
|
||||
|
|
@ -22,8 +22,8 @@
|
|||
#endif
|
||||
|
||||
#include "gstvideoanalyse.h"
|
||||
#include "gstvideodetect.h"
|
||||
#include "gstvideomark.h"
|
||||
#include "gstsimplevideomarkdetect.h"
|
||||
#include "gstsimplevideomark.h"
|
||||
|
||||
static gboolean
|
||||
plugin_init (GstPlugin * plugin)
|
||||
|
|
@ -34,14 +34,14 @@ plugin_init (GstPlugin * plugin)
|
|||
GST_TYPE_VIDEO_ANALYSE);
|
||||
|
||||
/* FIXME under no circumstances is anyone allowed to revive the
|
||||
* element formerly known as videodetect without changing the name
|
||||
* element formerly known as simplevideomarkdetect without changing the name
|
||||
* first. XOXO --ds */
|
||||
|
||||
res &= gst_element_register (plugin, "videodetect", GST_RANK_NONE,
|
||||
GST_TYPE_VIDEO_DETECT);
|
||||
res &= gst_element_register (plugin, "simplevideomarkdetect", GST_RANK_NONE,
|
||||
GST_TYPE_SIMPLE_VIDEO_MARK_DETECT);
|
||||
|
||||
res &= gst_element_register (plugin, "videomark", GST_RANK_NONE,
|
||||
GST_TYPE_VIDEO_MARK);
|
||||
res &= gst_element_register (plugin, "simplevideomark", GST_RANK_NONE,
|
||||
GST_TYPE_SIMPLE_VIDEO_MARK);
|
||||
|
||||
return res;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue