mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2025-01-27 09:38:17 +00:00
Add photography interface.
This commit is contained in:
Nokia Corporation
René Stadler
parent
dc408bb28b
commit
f081d3e7b6
7 changed files with 884 additions and 1 deletions
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@ -1449,6 +1449,7 @@ gst/y4m/Makefile
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gst-libs/Makefile
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gst-libs/gst/Makefile
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gst-libs/gst/dshow/Makefile
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gst-libs/gst/interfaces/Makefile
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sys/Makefile
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sys/dshowdecwrapper/Makefile
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sys/acmenc/Makefile
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@ -1,5 +1,5 @@
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SUBDIRS =
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SUBDIRS = interfaces
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noinst_HEADERS = gst-i18n-plugin.h gettext.h
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DIST_SUBDIRS = dshow
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41
gst-libs/gst/interfaces/Makefile.am
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41
gst-libs/gst/interfaces/Makefile.am
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@ -0,0 +1,41 @@
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lib_LTLIBRARIES = libgstphotography-@GST_MAJORMINOR@.la
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libgstphotographyincludedir = \
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$(includedir)/gstreamer-@GST_MAJORMINOR@/gst/interfaces
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headers_photography = \
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photography.h
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# variables used for enum/marshal generation
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glib_enum_headers=$(headers_photography)
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glib_enum_define=GST_PHOTOGRAPHY
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glib_enum_prefix=gst_photography
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built_sources = \
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photography-enumtypes.c
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built_headers = \
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photography-enumtypes.h
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libgstphotographyinclude_HEADERS = \
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$(headers_photography)
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nodist_libgstphotographyinclude_HEADERS = \
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photography-enumtypes.h
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libgstphotography_@GST_MAJORMINOR@_la_SOURCES = \
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photography.c
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nodist_libgstphotography_@GST_MAJORMINOR@_la_SOURCES = \
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$(built_sources)
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libgstphotography_@GST_MAJORMINOR@_la_CFLAGS = $(GST_CFLAGS)
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libgstphotography_@GST_MAJORMINOR@_la_LIBADD = $(GST_LIBS)
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libgstphotography_@GST_MAJORMINOR@_la_LDFLAGS = $(GST_LIB_LDFLAGS) $(GST_ALL_LDFLAGS) $(GST_LT_LDFLAGS)
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BUILT_SOURCES = \
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$(built_sources) \
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$(built_headers)
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CLEANFILES = $(BUILT_SOURCES)
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include $(top_srcdir)/common/glib-gen.mak
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179
gst-libs/gst/interfaces/photography-enumtypes.c
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179
gst-libs/gst/interfaces/photography-enumtypes.c
Normal file
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@ -0,0 +1,179 @@
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/* Generated data (by glib-mkenums) */
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#include "photography-enumtypes.h"
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#include "photography.h"
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/* enumerations from "photography.h" */
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GType
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gst_white_balance_mode_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_WB_MODE_AUTO, "GST_PHOTOGRAPHY_WB_MODE_AUTO", "auto"},
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{GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT, "GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT",
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"daylight"},
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{GST_PHOTOGRAPHY_WB_MODE_CLOUDY, "GST_PHOTOGRAPHY_WB_MODE_CLOUDY",
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"cloudy"},
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{GST_PHOTOGRAPHY_WB_MODE_SUNSET, "GST_PHOTOGRAPHY_WB_MODE_SUNSET",
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"sunset"},
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{GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN, "GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN",
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"tungsten"},
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{GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT,
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"GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT", "fluorescent"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstWhiteBalanceMode", values);
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}
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return etype;
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}
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GType
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gst_colour_tone_mode_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NORMAL,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NORMAL", "normal"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SEPIA,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SEPIA", "sepia"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NEGATIVE,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NEGATIVE", "negative"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_GRAYSCALE,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_GRAYSCALE", "grayscale"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NATURAL,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NATURAL", "natural"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_VIVID,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_VIVID", "vivid"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_COLORSWAP,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_COLORSWAP", "colorswap"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SOLARIZE,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SOLARIZE", "solarize"},
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{GST_PHOTOGRAPHY_COLOUR_TONE_MODE_OUT_OF_FOCUS,
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"GST_PHOTOGRAPHY_COLOUR_TONE_MODE_OUT_OF_FOCUS", "out-of-focus"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstColourToneMode", values);
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}
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return etype;
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}
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GType
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gst_scene_mode_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_SCENE_MODE_MANUAL, "GST_PHOTOGRAPHY_SCENE_MODE_MANUAL",
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"manual"},
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{GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP, "GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP",
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"closeup"},
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{GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT,
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"GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT", "portrait"},
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{GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE,
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"GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE", "landscape"},
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{GST_PHOTOGRAPHY_SCENE_MODE_SPORT, "GST_PHOTOGRAPHY_SCENE_MODE_SPORT",
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"sport"},
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{GST_PHOTOGRAPHY_SCENE_MODE_NIGHT, "GST_PHOTOGRAPHY_SCENE_MODE_NIGHT",
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"night"},
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{GST_PHOTOGRAPHY_SCENE_MODE_AUTO, "GST_PHOTOGRAPHY_SCENE_MODE_AUTO",
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"auto"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstSceneMode", values);
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}
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return etype;
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}
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GType
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gst_flash_mode_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_FLASH_MODE_AUTO, "GST_PHOTOGRAPHY_FLASH_MODE_AUTO",
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"auto"},
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{GST_PHOTOGRAPHY_FLASH_MODE_OFF, "GST_PHOTOGRAPHY_FLASH_MODE_OFF", "off"},
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{GST_PHOTOGRAPHY_FLASH_MODE_ON, "GST_PHOTOGRAPHY_FLASH_MODE_ON", "on"},
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{GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN, "GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN",
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"fill-in"},
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{GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE, "GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE",
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"red-eye"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstFlashMode", values);
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}
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return etype;
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}
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GType
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gst_focus_status_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_FOCUS_STATUS_NONE, "GST_PHOTOGRAPHY_FOCUS_STATUS_NONE",
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"none"},
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{GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING,
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"GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING", "running"},
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{GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL, "GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL",
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"fail"},
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{GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS,
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"GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS", "success"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstFocusStatus", values);
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}
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return etype;
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}
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GType
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gst_photo_caps_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GFlagsValue values[] = {
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{GST_PHOTOGRAPHY_CAPS_NONE, "GST_PHOTOGRAPHY_CAPS_NONE", "none"},
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{GST_PHOTOGRAPHY_CAPS_EV_COMP, "GST_PHOTOGRAPHY_CAPS_EV_COMP", "ev-comp"},
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{GST_PHOTOGRAPHY_CAPS_ISO_SPEED, "GST_PHOTOGRAPHY_CAPS_ISO_SPEED",
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"iso-speed"},
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{GST_PHOTOGRAPHY_CAPS_WB_MODE, "GST_PHOTOGRAPHY_CAPS_WB_MODE", "wb-mode"},
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{GST_PHOTOGRAPHY_CAPS_TONE, "GST_PHOTOGRAPHY_CAPS_TONE", "tone"},
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{GST_PHOTOGRAPHY_CAPS_SCENE, "GST_PHOTOGRAPHY_CAPS_SCENE", "scene"},
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{GST_PHOTOGRAPHY_CAPS_FLASH, "GST_PHOTOGRAPHY_CAPS_FLASH", "flash"},
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{GST_PHOTOGRAPHY_CAPS_ZOOM, "GST_PHOTOGRAPHY_CAPS_ZOOM", "zoom"},
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{GST_PHOTOGRAPHY_CAPS_FOCUS, "GST_PHOTOGRAPHY_CAPS_FOCUS", "focus"},
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{GST_PHOTOGRAPHY_CAPS_APERTURE, "GST_PHOTOGRAPHY_CAPS_APERTURE",
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"aperture"},
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{GST_PHOTOGRAPHY_CAPS_EXPOSURE, "GST_PHOTOGRAPHY_CAPS_EXPOSURE",
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"exposure"},
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{GST_PHOTOGRAPHY_CAPS_SHAKE, "GST_PHOTOGRAPHY_CAPS_SHAKE", "shake"},
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{0, NULL, NULL}
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};
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etype = g_flags_register_static ("GstPhotoCaps", values);
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}
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return etype;
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}
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GType
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gst_photo_shake_risk_get_type (void)
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{
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static GType etype = 0;
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if (etype == 0) {
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static const GEnumValue values[] = {
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{GST_PHOTOGRAPHY_SHAKE_RISK_LOW, "GST_PHOTOGRAPHY_SHAKE_RISK_LOW", "low"},
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{GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM, "GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM",
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"medium"},
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{GST_PHOTOGRAPHY_SHAKE_RISK_HIGH, "GST_PHOTOGRAPHY_SHAKE_RISK_HIGH",
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"high"},
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{0, NULL, NULL}
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};
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etype = g_enum_register_static ("GstPhotoShakeRisk", values);
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}
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return etype;
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}
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/* Generated data ends here */
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31
gst-libs/gst/interfaces/photography-enumtypes.h
Normal file
31
gst-libs/gst/interfaces/photography-enumtypes.h
Normal file
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@ -0,0 +1,31 @@
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/* Generated data (by glib-mkenums) */
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#ifndef __GST_PHOTOGRAPHY_ENUM_TYPES_H__
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#define __GST_PHOTOGRAPHY_ENUM_TYPES_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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/* enumerations from "photography.h" */
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GType gst_white_balance_mode_get_type (void);
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#define GST_TYPE_WHITE_BALANCE_MODE (gst_white_balance_mode_get_type())
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GType gst_colour_tone_mode_get_type (void);
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#define GST_TYPE_COLOUR_TONE_MODE (gst_colour_tone_mode_get_type())
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GType gst_scene_mode_get_type (void);
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#define GST_TYPE_SCENE_MODE (gst_scene_mode_get_type())
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GType gst_flash_mode_get_type (void);
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#define GST_TYPE_FLASH_MODE (gst_flash_mode_get_type())
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GType gst_focus_status_get_type (void);
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#define GST_TYPE_FOCUS_STATUS (gst_focus_status_get_type())
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GType gst_photo_caps_get_type (void);
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#define GST_TYPE_PHOTO_CAPS (gst_photo_caps_get_type())
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GType gst_photo_shake_risk_get_type (void);
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#define GST_TYPE_PHOTO_SHAKE_RISK (gst_photo_shake_risk_get_type())
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G_END_DECLS
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#endif /* __GST_PHOTOGRAPHY_ENUM_TYPES_H__ */
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/* Generated data ends here */
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364
gst-libs/gst/interfaces/photography.c
Normal file
364
gst-libs/gst/interfaces/photography.c
Normal file
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@ -0,0 +1,364 @@
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/* GStreamer
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*
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* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
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*
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* photography.c: photography interface for digital imaging
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "photography.h"
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/**
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* SECTION:photography
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* @short_description: Interface for elements having digital imaging controls
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*
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* The interface allows access to some common digital imaging controls
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*/
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static void gst_photography_iface_init (GstPhotographyInterface * iface);
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GType
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gst_photography_get_type (void)
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{
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static GType gst_photography_type = 0;
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if (!gst_photography_type) {
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static const GTypeInfo gst_photography_info = {
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sizeof (GstPhotographyInterface),
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(GBaseInitFunc) gst_photography_iface_init,
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NULL,
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NULL,
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NULL,
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NULL,
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0,
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0,
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NULL,
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};
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gst_photography_type = g_type_register_static (G_TYPE_INTERFACE,
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"GstPhotography", &gst_photography_info, 0);
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g_type_interface_add_prerequisite (gst_photography_type,
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GST_TYPE_IMPLEMENTS_INTERFACE);
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}
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return gst_photography_type;
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}
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static void
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gst_photography_iface_init (GstPhotographyInterface * iface)
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{
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/* default virtual functions */
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iface->get_ev_compensation = NULL;
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iface->get_iso_speed = NULL;
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iface->get_aperture = NULL;
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iface->get_exposure = NULL;
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iface->get_white_balance_mode = NULL;
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iface->get_colour_tone_mode = NULL;
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iface->get_scene_mode = NULL;
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iface->get_flash_mode = NULL;
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iface->get_zoom = NULL;
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iface->set_ev_compensation = NULL;
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iface->set_iso_speed = NULL;
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iface->set_aperture = NULL;
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iface->set_exposure = NULL;
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iface->set_white_balance_mode = NULL;
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iface->set_colour_tone_mode = NULL;
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iface->set_scene_mode = NULL;
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iface->set_flash_mode = NULL;
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iface->set_zoom = NULL;
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iface->get_capabilities = NULL;
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iface->prepare_for_capture = NULL;
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iface->set_autofocus = NULL;
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}
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#define GST_PHOTOGRAPHY_FUNC_TEMPLATE(function_name, param_type) \
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gboolean \
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gst_photography_set_ ## function_name (GstPhotography * photo, param_type param) \
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{ \
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GstPhotographyInterface *iface; \
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g_return_val_if_fail (photo != NULL, FALSE); \
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iface = GST_PHOTOGRAPHY_GET_IFACE (photo); \
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if (iface->set_ ## function_name) { \
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return iface->set_ ## function_name (photo, param); \
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} \
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return FALSE; \
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} \
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gboolean \
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gst_photography_get_ ## function_name (GstPhotography * photo, param_type * param) \
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{ \
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GstPhotographyInterface *iface; \
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g_return_val_if_fail (photo != NULL, FALSE); \
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iface = GST_PHOTOGRAPHY_GET_IFACE (photo); \
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if (iface->get_ ## function_name) { \
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return iface->get_ ## function_name (photo, param); \
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} \
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return FALSE; \
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}
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/**
|
||||
* gst_photography_set_ev_compensation:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @ev_comp: ev compensation value to set
|
||||
*
|
||||
* Set the ev compensation value for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_ev_compensation:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @ev_comp: ev compensation value to get
|
||||
*
|
||||
* Get the ev compensation value for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (ev_compensation, gfloat);
|
||||
|
||||
/**
|
||||
* gst_photography_set_iso_speed:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @iso_speed: ISO speed value to set
|
||||
*
|
||||
* Set the ISO value (light sensivity) for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_iso_speed:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @iso_speed: ISO speed value to get
|
||||
*
|
||||
* Get the ISO value (light sensivity) for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (iso_speed, guint);
|
||||
|
||||
/**
|
||||
* gst_photography_set_aperture:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @aperture: aperture value to set
|
||||
*
|
||||
* Set the aperture value for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_aperture:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @aperture: aperture value to get
|
||||
*
|
||||
* Get the aperture value for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (aperture, guint);
|
||||
|
||||
/**
|
||||
* gst_photography_set_exposure:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @exposure: exposure time to set
|
||||
*
|
||||
* Set the fixed exposure time (in us) for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_exposure:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @exposure: exposure time to get
|
||||
*
|
||||
* Get the fixed exposure time (in us) for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (exposure, guint32);
|
||||
|
||||
/**
|
||||
* gst_photography_set_white_balance_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @wb_mode: #GstWhiteBalanceMode to set
|
||||
*
|
||||
* Set the white balance mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_white_balance_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @wb_mode: #GstWhiteBalanceMode to get
|
||||
*
|
||||
* Get the white balance mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (white_balance_mode, GstWhiteBalanceMode);
|
||||
|
||||
/**
|
||||
* gst_photography_set_colour_tone_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @tone_mode: #GstColourToneMode to set
|
||||
*
|
||||
* Set the colour tone mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_colour_tone_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @tone_mode: #GstColourToneMode to get
|
||||
*
|
||||
* Get the colour tone mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (colour_tone_mode, GstColourToneMode);
|
||||
|
||||
/**
|
||||
* gst_photography_set_scene_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @scene_mode: #GstSceneMode to set
|
||||
*
|
||||
* Set the scene mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_scene_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @scene_mode: #GstSceneMode to get
|
||||
*
|
||||
* Get the scene mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (scene_mode, GstSceneMode);
|
||||
|
||||
/**
|
||||
* gst_photography_set_flash_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @flash_mode: #GstFlashMode to set
|
||||
*
|
||||
* Set the flash mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_flash_mode:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @flash_mode: #GstFlashMode to get
|
||||
*
|
||||
* Get the flash mode for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (flash_mode, GstFlashMode);
|
||||
|
||||
/**
|
||||
* gst_photography_set_zoom:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @zoom: zoom value to set
|
||||
*
|
||||
* Set the zoom value for the #GstElement.
|
||||
* E.g. 1.0 to get original image and 3.0 for 3x zoom and so on.
|
||||
*
|
||||
* Returns: %TRUE if setting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
/**
|
||||
* gst_photography_get_zoom:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @zoom: zoom value to get
|
||||
*
|
||||
* Get the zoom value for the #GstElement
|
||||
*
|
||||
* Returns: %TRUE if getting the value succeeded, %FALSE otherwise
|
||||
*/
|
||||
GST_PHOTOGRAPHY_FUNC_TEMPLATE (zoom, gfloat);
|
||||
|
||||
/**
|
||||
* gst_photography_get_capabilities:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
*
|
||||
* Get #GstPhotoCaps bitmask value that indicates what photography
|
||||
* interface features the #GstElement supports
|
||||
*
|
||||
* Returns: #GstPhotoCaps value
|
||||
*/
|
||||
GstPhotoCaps
|
||||
gst_photography_get_capabilities (GstPhotography * photo)
|
||||
{
|
||||
GstPhotographyInterface *iface;
|
||||
g_return_val_if_fail (photo != NULL, GST_PHOTOGRAPHY_CAPS_NONE);
|
||||
|
||||
iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
|
||||
if (iface->get_capabilities) {
|
||||
return iface->get_capabilities (photo);
|
||||
} else {
|
||||
return GST_PHOTOGRAPHY_CAPS_NONE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_photography_prepare_for_capture:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @func: callback that is called after capturing has been prepared
|
||||
* @user_data: user data that will be passed to the callback @func
|
||||
*
|
||||
* Start preparations for capture. @func callback is called after
|
||||
* preparations are done.
|
||||
*/
|
||||
void
|
||||
gst_photography_prepare_for_capture (GstPhotography * photo,
|
||||
GstPhotoCapturePrepared func, gpointer user_data)
|
||||
{
|
||||
GstPhotographyInterface *iface;
|
||||
g_return_if_fail (photo != NULL);
|
||||
|
||||
iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
|
||||
if (iface->prepare_for_capture) {
|
||||
iface->prepare_for_capture (photo, func, user_data);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_photography_set_autofocus:
|
||||
* @photo: #GstPhotography interface of a #GstElement
|
||||
* @on: %TRUE to start autofocusing, %FALSE to stop autofocusing
|
||||
*
|
||||
* Start or stop autofocusing. %GST_PHOTOGRAPHY_AUTOFOCUS_DONE
|
||||
* message is posted to bus when autofocusing has finished.
|
||||
*/
|
||||
void
|
||||
gst_photography_set_autofocus (GstPhotography * photo, gboolean on)
|
||||
{
|
||||
GstPhotographyInterface *iface;
|
||||
g_return_if_fail (photo != NULL);
|
||||
|
||||
iface = GST_PHOTOGRAPHY_GET_IFACE (photo);
|
||||
if (iface->set_autofocus) {
|
||||
iface->set_autofocus (photo, on);
|
||||
}
|
||||
}
|
||||
267
gst-libs/gst/interfaces/photography.h
Normal file
267
gst-libs/gst/interfaces/photography.h
Normal file
|
|
@ -0,0 +1,267 @@
|
|||
/* GStreamer
|
||||
*
|
||||
* Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org>
|
||||
*
|
||||
* photography.h: photography interface for digital imaging
|
||||
*
|
||||
*
|
||||
* 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_PHOTOGRAPHY_H__
|
||||
#define __GST_PHOTOGRAPHY_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/interfaces/photography-enumtypes.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_PHOTOGRAPHY \
|
||||
(gst_photography_get_type ())
|
||||
#define GST_PHOTOGRAPHY(obj) \
|
||||
(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PHOTOGRAPHY, GstPhotography))
|
||||
#define GST_IS_PHOTOGRAPHY(obj) \
|
||||
(GST_IMPLEMENTS_INTERFACE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PHOTOGRAPHY))
|
||||
#define GST_PHOTOGRAPHY_GET_IFACE(inst) \
|
||||
(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_PHOTOGRAPHY, GstPhotographyInterface))
|
||||
|
||||
|
||||
/* Custom GstMessage name that will be sent to GstBus when autofocusing
|
||||
is complete */
|
||||
#define GST_PHOTOGRAPHY_AUTOFOCUS_DONE "autofocus-done"
|
||||
|
||||
/* Custom GstMessage name that will be sent to GstBus when shake risk changes */
|
||||
#define GST_PHOTOGRAPHY_SHAKE_RISK "shake-risk"
|
||||
|
||||
/**
|
||||
* GstPhotography:
|
||||
*
|
||||
* Opaque #GstPhotography data structure.
|
||||
*/
|
||||
typedef struct _GstPhotography GstPhotography;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_WB_MODE_AUTO = 0,
|
||||
GST_PHOTOGRAPHY_WB_MODE_DAYLIGHT,
|
||||
GST_PHOTOGRAPHY_WB_MODE_CLOUDY,
|
||||
GST_PHOTOGRAPHY_WB_MODE_SUNSET,
|
||||
GST_PHOTOGRAPHY_WB_MODE_TUNGSTEN,
|
||||
GST_PHOTOGRAPHY_WB_MODE_FLUORESCENT
|
||||
} GstWhiteBalanceMode;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NORMAL = 0,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SEPIA,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NEGATIVE,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_GRAYSCALE,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_NATURAL,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_VIVID,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_COLORSWAP,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_SOLARIZE,
|
||||
GST_PHOTOGRAPHY_COLOUR_TONE_MODE_OUT_OF_FOCUS
|
||||
} GstColourToneMode;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_MANUAL = 0,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_CLOSEUP,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_PORTRAIT,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_LANDSCAPE,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_SPORT,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_NIGHT,
|
||||
GST_PHOTOGRAPHY_SCENE_MODE_AUTO
|
||||
} GstSceneMode;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_FLASH_MODE_AUTO = 0,
|
||||
GST_PHOTOGRAPHY_FLASH_MODE_OFF,
|
||||
GST_PHOTOGRAPHY_FLASH_MODE_ON,
|
||||
GST_PHOTOGRAPHY_FLASH_MODE_FILL_IN,
|
||||
GST_PHOTOGRAPHY_FLASH_MODE_RED_EYE
|
||||
} GstFlashMode;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_FOCUS_STATUS_NONE = 0,
|
||||
GST_PHOTOGRAPHY_FOCUS_STATUS_RUNNING,
|
||||
GST_PHOTOGRAPHY_FOCUS_STATUS_FAIL,
|
||||
GST_PHOTOGRAPHY_FOCUS_STATUS_SUCCESS
|
||||
} GstFocusStatus;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_CAPS_NONE = (0 << 0),
|
||||
GST_PHOTOGRAPHY_CAPS_EV_COMP = (1 << 0),
|
||||
GST_PHOTOGRAPHY_CAPS_ISO_SPEED = (1 << 1),
|
||||
GST_PHOTOGRAPHY_CAPS_WB_MODE = (1 << 2),
|
||||
GST_PHOTOGRAPHY_CAPS_TONE = (1 << 3),
|
||||
GST_PHOTOGRAPHY_CAPS_SCENE = (1 << 4),
|
||||
GST_PHOTOGRAPHY_CAPS_FLASH = (1 << 5),
|
||||
GST_PHOTOGRAPHY_CAPS_ZOOM = (1 << 6),
|
||||
GST_PHOTOGRAPHY_CAPS_FOCUS = (1 << 7),
|
||||
GST_PHOTOGRAPHY_CAPS_APERTURE = (1 << 8),
|
||||
GST_PHOTOGRAPHY_CAPS_EXPOSURE = (1 << 9),
|
||||
GST_PHOTOGRAPHY_CAPS_SHAKE = (1 << 10)
|
||||
} GstPhotoCaps;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PHOTOGRAPHY_SHAKE_RISK_LOW = 0,
|
||||
GST_PHOTOGRAPHY_SHAKE_RISK_MEDIUM,
|
||||
GST_PHOTOGRAPHY_SHAKE_RISK_HIGH,
|
||||
} GstPhotoShakeRisk;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
GstWhiteBalanceMode wb_mode;
|
||||
GstColourToneMode tone_mode;
|
||||
GstSceneMode scene_mode;
|
||||
GstFlashMode flash_mode;
|
||||
guint32 exposure;
|
||||
guint aperture;
|
||||
gfloat ev_compensation;
|
||||
guint iso_speed;
|
||||
gfloat zoom;
|
||||
} GstPhotoSettings;
|
||||
|
||||
/**
|
||||
* GstPhotoCapturePrepared:
|
||||
* @data: user data that has been given, when registering the callback
|
||||
*
|
||||
* This callback will be called when the element has finished preparations
|
||||
* for photo capture.
|
||||
*/
|
||||
typedef void (*GstPhotoCapturePrepared) (gpointer data);
|
||||
|
||||
/**
|
||||
* GstPhotographyInterface:
|
||||
* @parent: parent interface type.
|
||||
* @get_ev_compensation: vmethod to get ev exposure compensation value
|
||||
* @get_iso_speed: vmethod to get iso speed (light sensitivity) value
|
||||
* @get_aperture: vmethod to get aperture value
|
||||
* @get_exposure: vmethod to get exposure time value
|
||||
* @get_white_balance_mode: vmethod to get white balance mode value
|
||||
* @get_colour_tone_mode: vmethod to get colour tone mode value
|
||||
* @get_scene_mode: vmethod to get scene mode value
|
||||
* @get_flash_mode: vmethod to get flash mode value
|
||||
* @get_zoom: vmethod to get zoom factor value
|
||||
* @set_ev_compensation: vmethod to set ev exposure compensation value
|
||||
* @set_iso_speed: vmethod to set iso speed (light sensitivity) value
|
||||
* @set_aperture: vmethod to set aperture value
|
||||
* @set_exposure: vmethod to set exposure time value
|
||||
* @set_white_balance_mode: vmethod to set white balance mode value
|
||||
* @set_colour_tone_mode: vmethod to set colour tone mode value
|
||||
* @set_scene_mode: vmethod to set scene mode value
|
||||
* @set_flash_mode: vmethod to set flash mode value
|
||||
* @set_zoom: vmethod to set zoom factor value
|
||||
* @get_capabilities: vmethod to get supported capabilities of the interface
|
||||
* @prepare_for_capture: vmethod to tell the element to prepare for capturing
|
||||
* @set_autofocus: vmethod to set autofocus on/off
|
||||
*
|
||||
* #GstPhotographyInterface interface.
|
||||
*/
|
||||
typedef struct _GstPhotographyInterface
|
||||
{
|
||||
GTypeInterface parent;
|
||||
|
||||
/* virtual functions */
|
||||
gboolean (*get_ev_compensation) (GstPhotography * photo, gfloat * ev_comp);
|
||||
gboolean (*get_iso_speed) (GstPhotography * photo, guint * iso_speed);
|
||||
gboolean (*get_aperture) (GstPhotography * photo, guint * aperture);
|
||||
gboolean (*get_exposure) (GstPhotography * photo, guint32 * exposure);
|
||||
gboolean (*get_white_balance_mode) (GstPhotography * photo,
|
||||
GstWhiteBalanceMode * wb_mode);
|
||||
gboolean (*get_colour_tone_mode) (GstPhotography * photo,
|
||||
GstColourToneMode * tone_mode);
|
||||
gboolean (*get_scene_mode) (GstPhotography * photo,
|
||||
GstSceneMode * scene_mode);
|
||||
gboolean (*get_flash_mode) (GstPhotography * photo,
|
||||
GstFlashMode * flash_mode);
|
||||
gboolean (*get_zoom) (GstPhotography * photo, gfloat * zoom);
|
||||
|
||||
gboolean (*set_ev_compensation) (GstPhotography * photo, gfloat ev_comp);
|
||||
gboolean (*set_iso_speed) (GstPhotography * photo, guint iso_speed);
|
||||
gboolean (*set_aperture) (GstPhotography * photo, guint aperture);
|
||||
gboolean (*set_exposure) (GstPhotography * photo, guint32 exposure);
|
||||
gboolean (*set_white_balance_mode) (GstPhotography * photo,
|
||||
GstWhiteBalanceMode wb_mode);
|
||||
gboolean (*set_colour_tone_mode) (GstPhotography * photo,
|
||||
GstColourToneMode tone_mode);
|
||||
gboolean (*set_scene_mode) (GstPhotography * photo,
|
||||
GstSceneMode scene_mode);
|
||||
gboolean (*set_flash_mode) (GstPhotography * photo,
|
||||
GstFlashMode flash_mode);
|
||||
gboolean (*set_zoom) (GstPhotography * photo, gfloat zoom);
|
||||
|
||||
GstPhotoCaps (*get_capabilities) (GstPhotography * photo);
|
||||
void (*prepare_for_capture) (GstPhotography * photo,
|
||||
GstPhotoCapturePrepared func, gpointer user_data);
|
||||
void (*set_autofocus) (GstPhotography * photo, gboolean on);
|
||||
|
||||
/*< private > */
|
||||
gpointer _gst_reserved[GST_PADDING];
|
||||
} GstPhotographyInterface;
|
||||
|
||||
GType gst_photography_get_type (void);
|
||||
|
||||
/* virtual class function wrappers */
|
||||
gboolean gst_photography_get_ev_compensation (GstPhotography * photo,
|
||||
gfloat * ev_comp);
|
||||
gboolean gst_photography_get_iso_speed (GstPhotography * photo,
|
||||
guint * iso_speed);
|
||||
gboolean gst_photography_get_aperture (GstPhotography * photo,
|
||||
guint * aperture);
|
||||
gboolean gst_photography_get_exposure (GstPhotography * photo,
|
||||
guint32 * exposure);
|
||||
gboolean gst_photography_get_white_balance_mode (GstPhotography * photo,
|
||||
GstWhiteBalanceMode * wb_mode);
|
||||
gboolean gst_photography_get_colour_tone_mode (GstPhotography * photo,
|
||||
GstColourToneMode * tone_mode);
|
||||
gboolean gst_photography_get_scene_mode (GstPhotography * photo,
|
||||
GstSceneMode * scene_mode);
|
||||
gboolean gst_photography_get_flash_mode (GstPhotography * photo,
|
||||
GstFlashMode * flash_mode);
|
||||
gboolean gst_photography_get_zoom (GstPhotography * photo, gfloat * zoom);
|
||||
|
||||
gboolean gst_photography_set_ev_compensation (GstPhotography * photo,
|
||||
gfloat ev_comp);
|
||||
gboolean gst_photography_set_iso_speed (GstPhotography * photo,
|
||||
guint iso_speed);
|
||||
gboolean gst_photography_set_aperture (GstPhotography * photo, guint aperture);
|
||||
gboolean gst_photography_set_exposure (GstPhotography * photo, guint exposure);
|
||||
gboolean gst_photography_set_white_balance_mode (GstPhotography * photo,
|
||||
GstWhiteBalanceMode wb_mode);
|
||||
gboolean gst_photography_set_colour_tone_mode (GstPhotography * photo,
|
||||
GstColourToneMode tone_mode);
|
||||
gboolean gst_photography_set_scene_mode (GstPhotography * photo,
|
||||
GstSceneMode scene_mode);
|
||||
gboolean gst_photography_set_flash_mode (GstPhotography * photo,
|
||||
GstFlashMode flash_mode);
|
||||
gboolean gst_photography_set_zoom (GstPhotography * photo, gfloat zoom);
|
||||
|
||||
GstPhotoCaps gst_photography_get_capabilities (GstPhotography * photo);
|
||||
|
||||
void gst_photography_prepare_for_capture (GstPhotography * photo,
|
||||
GstPhotoCapturePrepared func, gpointer user_data);
|
||||
|
||||
void gst_photography_set_autofocus (GstPhotography * photo, gboolean on);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_PHOTOGRAPHY_H__ */
|
||||
Loading…
Reference in a new issue