mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-10-02 00:32:43 +00:00
rpicamsrc: Add quantisation-parameter property, support variable bitrate
Allow birate=0 and implement the quantisation-parameter property Fixes https://github.com/thaytan/gst-rpicamsrc/issues/21
This commit is contained in:
Jan Schmidt
Tim-Philipp Müller
parent
6bd0347bf0
commit
861c353873
1 changed files with 42 additions and 24 deletions
|
|
@ -1,7 +1,7 @@
|
|||
/*
|
||||
* GStreamer
|
||||
* Copyright (C) 2013-2014 Jan Schmidt <jan@centricular.com>
|
||||
*
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a
|
||||
* copy of this software and associated documentation files (the "Software"),
|
||||
* to deal in the Software without restriction, including without limitation
|
||||
|
|
@ -116,11 +116,14 @@ enum
|
|||
PROP_ROI_Y,
|
||||
PROP_ROI_W,
|
||||
PROP_ROI_H,
|
||||
PROP_QUANTISATION_PARAMETER
|
||||
};
|
||||
|
||||
#define BITRATE_DEFAULT 17000000 /* 17Mbit/s default for 1080p */
|
||||
#define BITRATE_HIGHEST 25000000
|
||||
|
||||
#define QUANTISATION_DEFAULT 0
|
||||
|
||||
#define SHARPNESS_DEFAULT 0
|
||||
#define CONTRAST_DEFAULT 0
|
||||
#define BRIGHTNESS_DEFAULT 50
|
||||
|
|
@ -153,7 +156,7 @@ enum
|
|||
"width = " GST_VIDEO_SIZE_RANGE "," \
|
||||
"height = " GST_VIDEO_SIZE_RANGE "," \
|
||||
"framerate = " GST_VIDEO_FPS_RANGE
|
||||
#define H264_CAPS \
|
||||
#define H264_CAPS \
|
||||
"video/x-h264, " \
|
||||
"width = " GST_VIDEO_SIZE_RANGE ", " \
|
||||
"height = " GST_VIDEO_SIZE_RANGE ", " \
|
||||
|
|
@ -185,7 +188,8 @@ static GstCaps *gst_rpi_cam_src_get_caps (GstBaseSrc * src, GstCaps * filter);
|
|||
static gboolean gst_rpi_cam_src_set_caps (GstBaseSrc * src, GstCaps * caps);
|
||||
static GstCaps *gst_rpi_cam_src_fixate (GstBaseSrc * basesrc, GstCaps * caps);
|
||||
static gboolean gst_rpi_cam_src_event (GstBaseSrc * src, GstEvent * event);
|
||||
static gboolean gst_rpi_cam_src_send_event (GstElement * element, GstEvent * event);
|
||||
static gboolean gst_rpi_cam_src_send_event (GstElement * element,
|
||||
GstEvent * event);
|
||||
|
||||
static void
|
||||
gst_rpi_cam_src_class_init (GstRpiCamSrcClass * klass)
|
||||
|
|
@ -204,26 +208,27 @@ gst_rpi_cam_src_class_init (GstRpiCamSrcClass * klass)
|
|||
gobject_class->get_property = gst_rpi_cam_src_get_property;
|
||||
|
||||
g_object_class_install_property (gobject_class, PROP_BITRATE,
|
||||
g_param_spec_int ("bitrate", "Bitrate", "Bitrate for encoding",
|
||||
1, BITRATE_HIGHEST, BITRATE_DEFAULT,
|
||||
g_param_spec_int ("bitrate", "Bitrate",
|
||||
"Bitrate for encoding. 0 for VBR using quantisation-parameter", 0,
|
||||
BITRATE_HIGHEST, BITRATE_DEFAULT,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (gobject_class, PROP_KEYFRAME_INTERVAL,
|
||||
g_param_spec_int ("keyframe-interval", "Keyframe Interface",
|
||||
"Interval (in frames) between I frames. 0 = single-keyframe",
|
||||
0, G_MAXINT, KEYFRAME_INTERVAL_DEFAULT,
|
||||
"Interval (in frames) between I frames. 0 = single-keyframe", 0,
|
||||
G_MAXINT, KEYFRAME_INTERVAL_DEFAULT,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (gobject_class, PROP_PREVIEW,
|
||||
g_param_spec_boolean ("preview",
|
||||
"Preview Window", "Display preview window overlay",
|
||||
TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_param_spec_boolean ("preview", "Preview Window",
|
||||
"Display preview window overlay", TRUE,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (gobject_class, PROP_FULLSCREEN,
|
||||
g_param_spec_boolean ("fullscreen",
|
||||
"Fullscreen Preview", "Display preview window full screen",
|
||||
TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_param_spec_boolean ("fullscreen", "Fullscreen Preview",
|
||||
"Display preview window full screen", TRUE,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (gobject_class, PROP_PREVIEW_ENCODED,
|
||||
g_param_spec_boolean ("preview-encoded",
|
||||
"Preview Encoded", "Display encoder output in the preview",
|
||||
TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_param_spec_boolean ("preview-encoded", "Preview Encoded",
|
||||
"Display encoder output in the preview", TRUE,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PREVIEW_OPACITY,
|
||||
g_param_spec_int ("preview-opacity", "Preview Opacity",
|
||||
"Opacity to use for the preview window", 0, 255, 255,
|
||||
|
|
@ -306,6 +311,11 @@ gst_rpi_cam_src_class_init (GstRpiCamSrcClass * klass)
|
|||
g_param_spec_float ("roi-h", "ROI H",
|
||||
"Normalised region-of-interest H coord", 0, 1.0, 1.0,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
g_object_class_install_property (gobject_class, PROP_QUANTISATION_PARAMETER,
|
||||
g_param_spec_int ("quantisation-parameter", "Quantisation Parameter",
|
||||
"Set a Quantisation Parameter approx 10-40 with bitrate=0 for VBR encoding. 0 = off",
|
||||
0, G_MAXINT, QUANTISATION_DEFAULT,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
||||
|
||||
gst_element_class_set_static_metadata (gstelement_class,
|
||||
"Raspberry Pi Camera Source",
|
||||
|
|
@ -410,7 +420,8 @@ gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
|
|||
src->capture_config.camera_parameters.awbMode = g_value_get_enum (value);
|
||||
break;
|
||||
case PROP_IMAGE_EFFECT:
|
||||
src->capture_config.camera_parameters.imageEffect = g_value_get_enum (value);
|
||||
src->capture_config.camera_parameters.imageEffect =
|
||||
g_value_get_enum (value);
|
||||
break;
|
||||
case PROP_HFLIP:
|
||||
src->capture_config.camera_parameters.hflip = g_value_get_boolean (value);
|
||||
|
|
@ -430,6 +441,9 @@ gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
|
|||
case PROP_ROI_H:
|
||||
src->capture_config.camera_parameters.roi.h = g_value_get_float (value);
|
||||
break;
|
||||
case PROP_QUANTISATION_PARAMETER:
|
||||
src->capture_config.quantisationParameter = g_value_get_int (value);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
break;
|
||||
|
|
@ -501,7 +515,8 @@ gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
|
|||
g_value_set_enum (value, src->capture_config.camera_parameters.awbMode);
|
||||
break;
|
||||
case PROP_IMAGE_EFFECT:
|
||||
g_value_set_enum (value, src->capture_config.camera_parameters.imageEffect);
|
||||
g_value_set_enum (value,
|
||||
src->capture_config.camera_parameters.imageEffect);
|
||||
break;
|
||||
case PROP_HFLIP:
|
||||
g_value_set_boolean (value,
|
||||
|
|
@ -523,6 +538,9 @@ gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
|
|||
case PROP_ROI_H:
|
||||
g_value_set_float (value, src->capture_config.camera_parameters.roi.h);
|
||||
break;
|
||||
case PROP_QUANTISATION_PARAMETER:
|
||||
g_value_set_int (value, src->capture_config.quantisationParameter);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
break;
|
||||
|
|
@ -568,12 +586,12 @@ gst_rpi_cam_src_send_event (GstElement * parent, GstEvent * event)
|
|||
}
|
||||
gst_event_unref (event);
|
||||
} else {
|
||||
ret = GST_ELEMENT_CLASS (parent_class)->send_event(parent, event);
|
||||
ret = GST_ELEMENT_CLASS (parent_class)->send_event (parent, event);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
ret = GST_ELEMENT_CLASS (parent_class)->send_event(parent, event);
|
||||
break;
|
||||
ret = GST_ELEMENT_CLASS (parent_class)->send_event (parent, event);
|
||||
break;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
|
@ -594,12 +612,12 @@ gst_rpi_cam_src_event (GstBaseSrc * parent, GstEvent * event)
|
|||
}
|
||||
gst_event_unref (event);
|
||||
} else {
|
||||
ret = GST_BASE_SRC_CLASS (parent_class)->event(parent, event);
|
||||
ret = GST_BASE_SRC_CLASS (parent_class)->event (parent, event);
|
||||
}
|
||||
break;
|
||||
default:
|
||||
ret = GST_BASE_SRC_CLASS (parent_class)->event(parent, event);
|
||||
break;
|
||||
ret = GST_BASE_SRC_CLASS (parent_class)->event (parent, event);
|
||||
break;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue