gstreamer/ext/libcaca/gstcacasink.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
Document aasink and cacasink. Original commit message from CVS: * REQUIREMENTS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/gst-plugins-good-plugins.hierarchy: * docs/plugins/gst-plugins-good-plugins.interfaces: * docs/plugins/gst-plugins-good-plugins.prerequisites: * docs/plugins/inspect/plugin-aasink.xml: * docs/plugins/inspect/plugin-alaw.xml: * docs/plugins/inspect/plugin-alpha.xml: * docs/plugins/inspect/plugin-alphacolor.xml: * docs/plugins/inspect/plugin-annodex.xml: * docs/plugins/inspect/plugin-apetag.xml: * docs/plugins/inspect/plugin-audiofx.xml: * docs/plugins/inspect/plugin-auparse.xml: * docs/plugins/inspect/plugin-autodetect.xml: * docs/plugins/inspect/plugin-avi.xml: * docs/plugins/inspect/plugin-cacasink.xml: * docs/plugins/inspect/plugin-cairo.xml: * docs/plugins/inspect/plugin-cdio.xml: * docs/plugins/inspect/plugin-cutter.xml: * docs/plugins/inspect/plugin-debug.xml: * docs/plugins/inspect/plugin-dv.xml: * docs/plugins/inspect/plugin-efence.xml: * docs/plugins/inspect/plugin-effectv.xml: * docs/plugins/inspect/plugin-equalizer.xml: * docs/plugins/inspect/plugin-esdsink.xml: * docs/plugins/inspect/plugin-flac.xml: * docs/plugins/inspect/plugin-flxdec.xml: * docs/plugins/inspect/plugin-gamma.xml: * docs/plugins/inspect/plugin-gconfelements.xml: * docs/plugins/inspect/plugin-gdkpixbuf.xml: * docs/plugins/inspect/plugin-goom.xml: * docs/plugins/inspect/plugin-goom2k1.xml: * docs/plugins/inspect/plugin-halelements.xml: * docs/plugins/inspect/plugin-icydemux.xml: * docs/plugins/inspect/plugin-id3demux.xml: * docs/plugins/inspect/plugin-jpeg.xml: * docs/plugins/inspect/plugin-level.xml: * docs/plugins/inspect/plugin-matroska.xml: * docs/plugins/inspect/plugin-monoscope.xml: * docs/plugins/inspect/plugin-mulaw.xml: * docs/plugins/inspect/plugin-multifile.xml: * docs/plugins/inspect/plugin-multipart.xml: * docs/plugins/inspect/plugin-navigationtest.xml: * docs/plugins/inspect/plugin-ossaudio.xml: * docs/plugins/inspect/plugin-png.xml: * docs/plugins/inspect/plugin-quicktime.xml: * docs/plugins/inspect/plugin-rtp.xml: * docs/plugins/inspect/plugin-rtsp.xml: * docs/plugins/inspect/plugin-smpte.xml: * docs/plugins/inspect/plugin-soup.xml: * docs/plugins/inspect/plugin-spectrum.xml: * docs/plugins/inspect/plugin-speex.xml: * docs/plugins/inspect/plugin-taglib.xml: * docs/plugins/inspect/plugin-udp.xml: * docs/plugins/inspect/plugin-video4linux2.xml: * docs/plugins/inspect/plugin-videobalance.xml: * docs/plugins/inspect/plugin-videobox.xml: * docs/plugins/inspect/plugin-videocrop.xml: * docs/plugins/inspect/plugin-videoflip.xml: * docs/plugins/inspect/plugin-videomixer.xml: * docs/plugins/inspect/plugin-wavenc.xml: * docs/plugins/inspect/plugin-wavpack.xml: * docs/plugins/inspect/plugin-wavparse.xml: * docs/plugins/inspect/plugin-ximagesrc.xml: * ext/aalib/gstaasink.c: * ext/libcaca/gstcacasink.c: Document aasink and cacasink.
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/**
* SECTION:element-cacasink
* @title: cacasink
Document aasink and cacasink. Original commit message from CVS: * REQUIREMENTS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/gst-plugins-good-plugins.hierarchy: * docs/plugins/gst-plugins-good-plugins.interfaces: * docs/plugins/gst-plugins-good-plugins.prerequisites: * docs/plugins/inspect/plugin-aasink.xml: * docs/plugins/inspect/plugin-alaw.xml: * docs/plugins/inspect/plugin-alpha.xml: * docs/plugins/inspect/plugin-alphacolor.xml: * docs/plugins/inspect/plugin-annodex.xml: * docs/plugins/inspect/plugin-apetag.xml: * docs/plugins/inspect/plugin-audiofx.xml: * docs/plugins/inspect/plugin-auparse.xml: * docs/plugins/inspect/plugin-autodetect.xml: * docs/plugins/inspect/plugin-avi.xml: * docs/plugins/inspect/plugin-cacasink.xml: * docs/plugins/inspect/plugin-cairo.xml: * docs/plugins/inspect/plugin-cdio.xml: * docs/plugins/inspect/plugin-cutter.xml: * docs/plugins/inspect/plugin-debug.xml: * docs/plugins/inspect/plugin-dv.xml: * docs/plugins/inspect/plugin-efence.xml: * docs/plugins/inspect/plugin-effectv.xml: * docs/plugins/inspect/plugin-equalizer.xml: * docs/plugins/inspect/plugin-esdsink.xml: * docs/plugins/inspect/plugin-flac.xml: * docs/plugins/inspect/plugin-flxdec.xml: * docs/plugins/inspect/plugin-gamma.xml: * docs/plugins/inspect/plugin-gconfelements.xml: * docs/plugins/inspect/plugin-gdkpixbuf.xml: * docs/plugins/inspect/plugin-goom.xml: * docs/plugins/inspect/plugin-goom2k1.xml: * docs/plugins/inspect/plugin-halelements.xml: * docs/plugins/inspect/plugin-icydemux.xml: * docs/plugins/inspect/plugin-id3demux.xml: * docs/plugins/inspect/plugin-jpeg.xml: * docs/plugins/inspect/plugin-level.xml: * docs/plugins/inspect/plugin-matroska.xml: * docs/plugins/inspect/plugin-monoscope.xml: * docs/plugins/inspect/plugin-mulaw.xml: * docs/plugins/inspect/plugin-multifile.xml: * docs/plugins/inspect/plugin-multipart.xml: * docs/plugins/inspect/plugin-navigationtest.xml: * docs/plugins/inspect/plugin-ossaudio.xml: * docs/plugins/inspect/plugin-png.xml: * docs/plugins/inspect/plugin-quicktime.xml: * docs/plugins/inspect/plugin-rtp.xml: * docs/plugins/inspect/plugin-rtsp.xml: * docs/plugins/inspect/plugin-smpte.xml: * docs/plugins/inspect/plugin-soup.xml: * docs/plugins/inspect/plugin-spectrum.xml: * docs/plugins/inspect/plugin-speex.xml: * docs/plugins/inspect/plugin-taglib.xml: * docs/plugins/inspect/plugin-udp.xml: * docs/plugins/inspect/plugin-video4linux2.xml: * docs/plugins/inspect/plugin-videobalance.xml: * docs/plugins/inspect/plugin-videobox.xml: * docs/plugins/inspect/plugin-videocrop.xml: * docs/plugins/inspect/plugin-videoflip.xml: * docs/plugins/inspect/plugin-videomixer.xml: * docs/plugins/inspect/plugin-wavenc.xml: * docs/plugins/inspect/plugin-wavpack.xml: * docs/plugins/inspect/plugin-wavparse.xml: * docs/plugins/inspect/plugin-ximagesrc.xml: * ext/aalib/gstaasink.c: * ext/libcaca/gstcacasink.c: Document aasink and cacasink.
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* @see_also: #GstAASink
*
* Displays video as color ascii art.
*
* ## Example launch line
* |[
* CACA_GEOMETRY=160x60 CACA_FONT=5x7 gst-launch-1.0 filesrc location=test.avi ! decodebin ! videoconvert ! cacasink
* ]| This pipeline renders a video to ascii art into a separate window using a
Document aasink and cacasink. Original commit message from CVS: * REQUIREMENTS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/gst-plugins-good-plugins.hierarchy: * docs/plugins/gst-plugins-good-plugins.interfaces: * docs/plugins/gst-plugins-good-plugins.prerequisites: * docs/plugins/inspect/plugin-aasink.xml: * docs/plugins/inspect/plugin-alaw.xml: * docs/plugins/inspect/plugin-alpha.xml: * docs/plugins/inspect/plugin-alphacolor.xml: * docs/plugins/inspect/plugin-annodex.xml: * docs/plugins/inspect/plugin-apetag.xml: * docs/plugins/inspect/plugin-audiofx.xml: * docs/plugins/inspect/plugin-auparse.xml: * docs/plugins/inspect/plugin-autodetect.xml: * docs/plugins/inspect/plugin-avi.xml: * docs/plugins/inspect/plugin-cacasink.xml: * docs/plugins/inspect/plugin-cairo.xml: * docs/plugins/inspect/plugin-cdio.xml: * docs/plugins/inspect/plugin-cutter.xml: * docs/plugins/inspect/plugin-debug.xml: * docs/plugins/inspect/plugin-dv.xml: * docs/plugins/inspect/plugin-efence.xml: * docs/plugins/inspect/plugin-effectv.xml: * docs/plugins/inspect/plugin-equalizer.xml: * docs/plugins/inspect/plugin-esdsink.xml: * docs/plugins/inspect/plugin-flac.xml: * docs/plugins/inspect/plugin-flxdec.xml: * docs/plugins/inspect/plugin-gamma.xml: * docs/plugins/inspect/plugin-gconfelements.xml: * docs/plugins/inspect/plugin-gdkpixbuf.xml: * docs/plugins/inspect/plugin-goom.xml: * docs/plugins/inspect/plugin-goom2k1.xml: * docs/plugins/inspect/plugin-halelements.xml: * docs/plugins/inspect/plugin-icydemux.xml: * docs/plugins/inspect/plugin-id3demux.xml: * docs/plugins/inspect/plugin-jpeg.xml: * docs/plugins/inspect/plugin-level.xml: * docs/plugins/inspect/plugin-matroska.xml: * docs/plugins/inspect/plugin-monoscope.xml: * docs/plugins/inspect/plugin-mulaw.xml: * docs/plugins/inspect/plugin-multifile.xml: * docs/plugins/inspect/plugin-multipart.xml: * docs/plugins/inspect/plugin-navigationtest.xml: * docs/plugins/inspect/plugin-ossaudio.xml: * docs/plugins/inspect/plugin-png.xml: * docs/plugins/inspect/plugin-quicktime.xml: * docs/plugins/inspect/plugin-rtp.xml: * docs/plugins/inspect/plugin-rtsp.xml: * docs/plugins/inspect/plugin-smpte.xml: * docs/plugins/inspect/plugin-soup.xml: * docs/plugins/inspect/plugin-spectrum.xml: * docs/plugins/inspect/plugin-speex.xml: * docs/plugins/inspect/plugin-taglib.xml: * docs/plugins/inspect/plugin-udp.xml: * docs/plugins/inspect/plugin-video4linux2.xml: * docs/plugins/inspect/plugin-videobalance.xml: * docs/plugins/inspect/plugin-videobox.xml: * docs/plugins/inspect/plugin-videocrop.xml: * docs/plugins/inspect/plugin-videoflip.xml: * docs/plugins/inspect/plugin-videomixer.xml: * docs/plugins/inspect/plugin-wavenc.xml: * docs/plugins/inspect/plugin-wavpack.xml: * docs/plugins/inspect/plugin-wavparse.xml: * docs/plugins/inspect/plugin-ximagesrc.xml: * ext/aalib/gstaasink.c: * ext/libcaca/gstcacasink.c: Document aasink and cacasink.
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* small font and specifying the ascii resolution.
* |[
* CACA_DRIVER=ncurses gst-launch-1.0 filesrc location=test.avi ! decodebin ! videoconvert ! cacasink
* ]| This pipeline renders a video to ascii art into the current terminal.
*
Document aasink and cacasink. Original commit message from CVS: * REQUIREMENTS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/gst-plugins-good-plugins.hierarchy: * docs/plugins/gst-plugins-good-plugins.interfaces: * docs/plugins/gst-plugins-good-plugins.prerequisites: * docs/plugins/inspect/plugin-aasink.xml: * docs/plugins/inspect/plugin-alaw.xml: * docs/plugins/inspect/plugin-alpha.xml: * docs/plugins/inspect/plugin-alphacolor.xml: * docs/plugins/inspect/plugin-annodex.xml: * docs/plugins/inspect/plugin-apetag.xml: * docs/plugins/inspect/plugin-audiofx.xml: * docs/plugins/inspect/plugin-auparse.xml: * docs/plugins/inspect/plugin-autodetect.xml: * docs/plugins/inspect/plugin-avi.xml: * docs/plugins/inspect/plugin-cacasink.xml: * docs/plugins/inspect/plugin-cairo.xml: * docs/plugins/inspect/plugin-cdio.xml: * docs/plugins/inspect/plugin-cutter.xml: * docs/plugins/inspect/plugin-debug.xml: * docs/plugins/inspect/plugin-dv.xml: * docs/plugins/inspect/plugin-efence.xml: * docs/plugins/inspect/plugin-effectv.xml: * docs/plugins/inspect/plugin-equalizer.xml: * docs/plugins/inspect/plugin-esdsink.xml: * docs/plugins/inspect/plugin-flac.xml: * docs/plugins/inspect/plugin-flxdec.xml: * docs/plugins/inspect/plugin-gamma.xml: * docs/plugins/inspect/plugin-gconfelements.xml: * docs/plugins/inspect/plugin-gdkpixbuf.xml: * docs/plugins/inspect/plugin-goom.xml: * docs/plugins/inspect/plugin-goom2k1.xml: * docs/plugins/inspect/plugin-halelements.xml: * docs/plugins/inspect/plugin-icydemux.xml: * docs/plugins/inspect/plugin-id3demux.xml: * docs/plugins/inspect/plugin-jpeg.xml: * docs/plugins/inspect/plugin-level.xml: * docs/plugins/inspect/plugin-matroska.xml: * docs/plugins/inspect/plugin-monoscope.xml: * docs/plugins/inspect/plugin-mulaw.xml: * docs/plugins/inspect/plugin-multifile.xml: * docs/plugins/inspect/plugin-multipart.xml: * docs/plugins/inspect/plugin-navigationtest.xml: * docs/plugins/inspect/plugin-ossaudio.xml: * docs/plugins/inspect/plugin-png.xml: * docs/plugins/inspect/plugin-quicktime.xml: * docs/plugins/inspect/plugin-rtp.xml: * docs/plugins/inspect/plugin-rtsp.xml: * docs/plugins/inspect/plugin-smpte.xml: * docs/plugins/inspect/plugin-soup.xml: * docs/plugins/inspect/plugin-spectrum.xml: * docs/plugins/inspect/plugin-speex.xml: * docs/plugins/inspect/plugin-taglib.xml: * docs/plugins/inspect/plugin-udp.xml: * docs/plugins/inspect/plugin-video4linux2.xml: * docs/plugins/inspect/plugin-videobalance.xml: * docs/plugins/inspect/plugin-videobox.xml: * docs/plugins/inspect/plugin-videocrop.xml: * docs/plugins/inspect/plugin-videoflip.xml: * docs/plugins/inspect/plugin-videomixer.xml: * docs/plugins/inspect/plugin-wavenc.xml: * docs/plugins/inspect/plugin-wavpack.xml: * docs/plugins/inspect/plugin-wavparse.xml: * docs/plugins/inspect/plugin-ximagesrc.xml: * ext/aalib/gstaasink.c: * ext/libcaca/gstcacasink.c: Document aasink and cacasink.
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*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "gstcacasink.h"
//#define GST_CACA_DEFAULT_RED_MASK R_MASK_32_REVERSE_INT
//#define GST_CACA_DEFAULT_GREEN_MASK G_MASK_32_REVERSE_INT
//#define GST_CACA_DEFAULT_BLUE_MASK B_MASK_32_REVERSE_INT
/* cacasink signals and args */
enum
{
LAST_SIGNAL
};
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#define GST_CACA_DEFAULT_SCREEN_WIDTH 80
#define GST_CACA_DEFAULT_SCREEN_HEIGHT 25
#define GST_CACA_DEFAULT_DITHER CACA_DITHERING_NONE
#define GST_CACA_DEFAULT_ANTIALIASING TRUE
enum
{
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PROP_0,
PROP_SCREEN_WIDTH,
PROP_SCREEN_HEIGHT,
PROP_DITHER,
PROP_ANTIALIASING
};
static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE
("{ RGB, BGR, RGBx, xRGB, BGRx, xBGR, RGB16, RGB15 }"))
);
static gboolean gst_cacasink_setcaps (GstBaseSink * pad, GstCaps * caps);
static void gst_cacasink_get_times (GstBaseSink * sink, GstBuffer * buffer,
GstClockTime * start, GstClockTime * end);
static GstFlowReturn gst_cacasink_render (GstBaseSink * basesink,
GstBuffer * buffer);
static void gst_cacasink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_cacasink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstStateChangeReturn gst_cacasink_change_state (GstElement * element,
GstStateChange transition);
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#define gst_cacasink_parent_class parent_class
G_DEFINE_TYPE (GstCACASink, gst_cacasink, GST_TYPE_BASE_SINK);
GST_ELEMENT_REGISTER_DEFINE (cacasink, "cacasink", GST_RANK_NONE,
GST_TYPE_CACASINK);
#define GST_TYPE_CACADITHER (gst_cacasink_dither_get_type())
static GType
gst_cacasink_dither_get_type (void)
{
static GType dither_type = 0;
static const GEnumValue dither_types[] = {
{CACA_DITHERING_NONE, "No dithering", "none"},
{CACA_DITHERING_ORDERED2, "Ordered 2x2 Bayer dithering", "2x2"},
{CACA_DITHERING_ORDERED4, "Ordered 4x4 Bayer dithering", "4x4"},
{CACA_DITHERING_ORDERED8, "Ordered 8x8 Bayer dithering", "8x8"},
{CACA_DITHERING_RANDOM, "Random dithering", "random"},
{0, NULL, NULL},
};
if (!dither_type) {
dither_type = g_enum_register_static ("GstCACASinkDithering", dither_types);
}
return dither_type;
}
static void
gst_cacasink_class_init (GstCACASinkClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSinkClass *gstbasesink_class;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
gstbasesink_class = (GstBaseSinkClass *) klass;
Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent) Original commit message from CVS: * ext/aalib/gstaasink.c: (gst_aasink_class_init): * ext/esd/esdsink.c: (gst_esdsink_class_init): * ext/flac/gstflactag.c: (gst_flac_tag_class_init): * ext/gdk_pixbuf/gstgdkpixbuf.c: (gst_gdk_pixbuf_class_init): * ext/jpeg/gstjpegenc.c: (gst_jpegenc_class_init): * ext/jpeg/gstsmokedec.c: (gst_smokedec_class_init): * ext/jpeg/gstsmokeenc.c: (gst_smokeenc_class_init): * ext/libcaca/gstcacasink.c: (gst_cacasink_class_init): * ext/libmng/gstmngdec.c: (gst_mngdec_class_init): * ext/libmng/gstmngenc.c: (gst_mngenc_class_init): * ext/libpng/gstpngdec.c: (gst_pngdec_class_init): * ext/libpng/gstpngenc.c: (gst_pngenc_class_init): * ext/mikmod/gstmikmod.c: (gst_mikmod_class_init): * ext/shout2/gstshout2.c: (gst_shout2send_class_init): * ext/speex/gstspeexenc.c: (gst_speexenc_class_init): * gst/alpha/gstalpha.c: (gst_alpha_class_init): * gst/avi/gstavimux.c: (gst_avimux_class_init): * gst/debug/efence.c: (gst_efence_class_init): * gst/debug/negotiation.c: (gst_negotiation_class_init): * gst/flx/gstflxdec.c: (gst_flxdec_class_init): * gst/goom/gstgoom.c: (gst_goom_class_init): * gst/id3demux/gstid3demux.c: (gst_id3demux_class_init): * gst/interleave/deinterleave.c: (deinterleave_class_init): * gst/interleave/interleave.c: (interleave_class_init): * gst/law/alaw-decode.c: (gst_alawdec_class_init): * gst/law/alaw-encode.c: (gst_alawenc_class_init): * gst/law/mulaw-encode.c: (gst_mulawenc_class_init): * gst/median/gstmedian.c: (gst_median_class_init): * gst/monoscope/gstmonoscope.c: (gst_monoscope_class_init): * gst/multipart/multipartmux.c: (gst_multipart_mux_class_init): * gst/rtp/gstasteriskh263.c: (gst_asteriskh263_class_init): * gst/rtp/gstrtpL16depay.c: (gst_rtp_L16depay_class_init): * gst/rtp/gstrtpL16pay.c: (gst_rtpL16pay_class_init): * gst/rtp/gstrtpamrdepay.c: (gst_rtp_amr_depay_class_init): * gst/rtp/gstrtpamrpay.c: (gst_rtp_amr_pay_class_init): * gst/rtp/gstrtpdepay.c: (gst_rtp_depay_class_init): * gst/rtp/gstrtpgsmdepay.c: (gst_rtp_gsm_depay_class_init): * gst/rtp/gstrtpgsmpay.c: (gst_rtp_gsm_pay_class_init): * gst/rtp/gstrtph263pay.c: (gst_rtp_h263_pay_class_init): * gst/rtp/gstrtph263pdepay.c: (gst_rtp_h263p_depay_class_init): * gst/rtp/gstrtph263ppay.c: (gst_rtp_h263p_pay_class_init): * gst/rtp/gstrtpmp4gpay.c: (gst_rtp_mp4g_pay_class_init): * gst/rtp/gstrtpmp4vdepay.c: (gst_rtp_mp4v_depay_class_init): * gst/rtp/gstrtpmp4vpay.c: (gst_rtp_mp4v_pay_class_init): * gst/rtp/gstrtpmpadepay.c: (gst_rtp_mpa_depay_class_init): * gst/rtp/gstrtpmpapay.c: (gst_rtp_mpa_pay_class_init): * gst/rtp/gstrtppcmadepay.c: (gst_rtp_pcma_depay_class_init): * gst/rtp/gstrtppcmapay.c: (gst_rtp_pcma_pay_class_init): * gst/rtp/gstrtppcmudepay.c: (gst_rtp_pcmu_depay_class_init): * gst/rtp/gstrtppcmupay.c: (gst_rtp_pcmu_pay_class_init): * gst/rtp/gstrtpspeexdepay.c: (gst_rtp_speex_depay_class_init): * gst/rtp/gstrtpspeexpay.c: (gst_rtp_speex_pay_class_init): * gst/rtsp/gstrtpdec.c: (gst_rtpdec_class_init): * gst/rtsp/gstrtspsrc.c: (gst_rtspsrc_class_init): * gst/smpte/gstsmpte.c: (gst_smpte_class_init): * gst/udp/gstdynudpsink.c: (gst_dynudpsink_class_init): * gst/udp/gstmultiudpsink.c: (gst_multiudpsink_class_init): * gst/udp/gstudpsink.c: (gst_udpsink_class_init): * gst/videomixer/videomixer.c: (gst_videomixer_class_init): * gst/wavenc/gstwavenc.c: (gst_wavenc_class_init): * sys/oss/gstossdmabuffer.c: (gst_ossdmabuffer_class_init): * sys/oss/gstosssink.c: (gst_oss_sink_class_init): * sys/osxaudio/gstosxaudioelement.c: (gst_osxaudioelement_class_init): * sys/osxaudio/gstosxaudiosink.c: (gst_osxaudiosink_class_init): * sys/osxaudio/gstosxaudiosrc.c: (gst_osxaudiosrc_class_init): * sys/sunaudio/gstsunaudiosink.c: (gst_sunaudiosink_class_init): Fix #337365 (g_type_class_ref <-> g_type_class_peek_parent)
2006-04-08 21:21:45 +00:00
parent_class = g_type_class_peek_parent (klass);
gobject_class->set_property = gst_cacasink_set_property;
gobject_class->get_property = gst_cacasink_get_property;
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g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_SCREEN_WIDTH,
g_param_spec_int ("screen-width", "Screen Width",
"The width of the screen", 0, G_MAXINT, GST_CACA_DEFAULT_SCREEN_WIDTH,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_SCREEN_HEIGHT,
g_param_spec_int ("screen-height", "Screen Height",
"The height of the screen", 0, G_MAXINT,
GST_CACA_DEFAULT_SCREEN_HEIGHT,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_DITHER,
g_param_spec_enum ("dither", "Dither Type", "Set type of Dither",
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GST_TYPE_CACADITHER, GST_CACA_DEFAULT_DITHER,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_ANTIALIASING,
g_param_spec_boolean ("anti-aliasing", "Anti Aliasing",
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"Enables Anti-Aliasing", GST_CACA_DEFAULT_ANTIALIASING,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gstelement_class->change_state = gst_cacasink_change_state;
gst_element_class_set_static_metadata (gstelement_class,
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"A colored ASCII art video sink", "Sink/Video",
"A colored ASCII art videosink", "Zeeshan Ali <zak147@yahoo.com>");
gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
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gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_cacasink_setcaps);
gstbasesink_class->get_times = GST_DEBUG_FUNCPTR (gst_cacasink_get_times);
gstbasesink_class->preroll = GST_DEBUG_FUNCPTR (gst_cacasink_render);
gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_cacasink_render);
gst_type_mark_as_plugin_api (GST_TYPE_CACADITHER, 0);
}
static void
gst_cacasink_get_times (GstBaseSink * sink, GstBuffer * buffer,
GstClockTime * start, GstClockTime * end)
{
*start = GST_BUFFER_TIMESTAMP (buffer);
*end = *start + GST_BUFFER_DURATION (buffer);
}
static gboolean
gst_cacasink_setcaps (GstBaseSink * basesink, GstCaps * caps)
{
GstCACASink *cacasink;
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GstVideoInfo info;
guint bpp, red_mask, green_mask, blue_mask;
cacasink = GST_CACASINK (basesink);
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if (!gst_video_info_from_caps (&info, caps))
goto caps_error;
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switch (GST_VIDEO_INFO_FORMAT (&info)) {
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_BGR:
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case GST_VIDEO_FORMAT_RGBx:
case GST_VIDEO_FORMAT_xRGB:
case GST_VIDEO_FORMAT_BGRx:
case GST_VIDEO_FORMAT_xBGR:
bpp = 8 * info.finfo->pixel_stride[0];
red_mask = 0xff << (8 * info.finfo->poffset[GST_VIDEO_COMP_R]);
green_mask = 0xff << (8 * info.finfo->poffset[GST_VIDEO_COMP_G]);
blue_mask = 0xff << (8 * info.finfo->poffset[GST_VIDEO_COMP_B]);
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break;
case GST_VIDEO_FORMAT_RGB16:
bpp = 16;
red_mask = 0xf800;
green_mask = 0x07e0;
blue_mask = 0x001f;
break;
case GST_VIDEO_FORMAT_RGB15:
bpp = 16;
red_mask = 0x7c00;
green_mask = 0x03e0;
blue_mask = 0x001f;
break;
default:
goto invalid_format;
}
if (cacasink->bitmap) {
caca_free_bitmap (cacasink->bitmap);
}
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cacasink->bitmap = caca_create_bitmap (bpp,
GST_VIDEO_INFO_WIDTH (&info),
GST_VIDEO_INFO_HEIGHT (&info),
GST_ROUND_UP_4 (GST_VIDEO_INFO_WIDTH (&info) * bpp / 8),
red_mask, green_mask, blue_mask, 0);
if (!cacasink->bitmap)
goto no_bitmap;
cacasink->info = info;
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return TRUE;
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/* ERROS */
caps_error:
{
GST_ERROR_OBJECT (cacasink, "error parsing caps");
return FALSE;
}
invalid_format:
{
GST_ERROR_OBJECT (cacasink, "invalid format");
return FALSE;
}
no_bitmap:
{
GST_ERROR_OBJECT (cacasink, "could not create bitmap");
return FALSE;
}
}
static void
gst_cacasink_init (GstCACASink * cacasink)
{
cacasink->screen_width = GST_CACA_DEFAULT_SCREEN_WIDTH;
cacasink->screen_height = GST_CACA_DEFAULT_SCREEN_HEIGHT;
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cacasink->dither = GST_CACA_DEFAULT_DITHER;
cacasink->antialiasing = GST_CACA_DEFAULT_ANTIALIASING;
}
static GstFlowReturn
gst_cacasink_render (GstBaseSink * basesink, GstBuffer * buffer)
{
GstCACASink *cacasink = GST_CACASINK (basesink);
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GstVideoFrame frame;
GST_DEBUG ("render");
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if (!gst_video_frame_map (&frame, &cacasink->info, buffer, GST_MAP_READ))
goto invalid_frame;
caca_clear ();
caca_draw_bitmap (0, 0, cacasink->screen_width - 1,
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cacasink->screen_height - 1, cacasink->bitmap,
GST_VIDEO_FRAME_PLANE_DATA (&frame, 0));
caca_refresh ();
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gst_video_frame_unmap (&frame);
return GST_FLOW_OK;
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/* ERRORS */
invalid_frame:
{
GST_ERROR_OBJECT (cacasink, "invalid frame received");
return GST_FLOW_ERROR;
}
}
static void
gst_cacasink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstCACASink *cacasink;
g_return_if_fail (GST_IS_CACASINK (object));
cacasink = GST_CACASINK (object);
switch (prop_id) {
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case PROP_DITHER:{
cacasink->dither = g_value_get_enum (value);
caca_set_dithering (cacasink->dither + CACA_DITHERING_NONE);
break;
}
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case PROP_ANTIALIASING:{
cacasink->antialiasing = g_value_get_boolean (value);
if (cacasink->antialiasing) {
caca_set_feature (CACA_ANTIALIASING_MAX);
Document aasink and cacasink. Original commit message from CVS: * REQUIREMENTS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.args: * docs/plugins/gst-plugins-good-plugins.hierarchy: * docs/plugins/gst-plugins-good-plugins.interfaces: * docs/plugins/gst-plugins-good-plugins.prerequisites: * docs/plugins/inspect/plugin-aasink.xml: * docs/plugins/inspect/plugin-alaw.xml: * docs/plugins/inspect/plugin-alpha.xml: * docs/plugins/inspect/plugin-alphacolor.xml: * docs/plugins/inspect/plugin-annodex.xml: * docs/plugins/inspect/plugin-apetag.xml: * docs/plugins/inspect/plugin-audiofx.xml: * docs/plugins/inspect/plugin-auparse.xml: * docs/plugins/inspect/plugin-autodetect.xml: * docs/plugins/inspect/plugin-avi.xml: * docs/plugins/inspect/plugin-cacasink.xml: * docs/plugins/inspect/plugin-cairo.xml: * docs/plugins/inspect/plugin-cdio.xml: * docs/plugins/inspect/plugin-cutter.xml: * docs/plugins/inspect/plugin-debug.xml: * docs/plugins/inspect/plugin-dv.xml: * docs/plugins/inspect/plugin-efence.xml: * docs/plugins/inspect/plugin-effectv.xml: * docs/plugins/inspect/plugin-equalizer.xml: * docs/plugins/inspect/plugin-esdsink.xml: * docs/plugins/inspect/plugin-flac.xml: * docs/plugins/inspect/plugin-flxdec.xml: * docs/plugins/inspect/plugin-gamma.xml: * docs/plugins/inspect/plugin-gconfelements.xml: * docs/plugins/inspect/plugin-gdkpixbuf.xml: * docs/plugins/inspect/plugin-goom.xml: * docs/plugins/inspect/plugin-goom2k1.xml: * docs/plugins/inspect/plugin-halelements.xml: * docs/plugins/inspect/plugin-icydemux.xml: * docs/plugins/inspect/plugin-id3demux.xml: * docs/plugins/inspect/plugin-jpeg.xml: * docs/plugins/inspect/plugin-level.xml: * docs/plugins/inspect/plugin-matroska.xml: * docs/plugins/inspect/plugin-monoscope.xml: * docs/plugins/inspect/plugin-mulaw.xml: * docs/plugins/inspect/plugin-multifile.xml: * docs/plugins/inspect/plugin-multipart.xml: * docs/plugins/inspect/plugin-navigationtest.xml: * docs/plugins/inspect/plugin-ossaudio.xml: * docs/plugins/inspect/plugin-png.xml: * docs/plugins/inspect/plugin-quicktime.xml: * docs/plugins/inspect/plugin-rtp.xml: * docs/plugins/inspect/plugin-rtsp.xml: * docs/plugins/inspect/plugin-smpte.xml: * docs/plugins/inspect/plugin-soup.xml: * docs/plugins/inspect/plugin-spectrum.xml: * docs/plugins/inspect/plugin-speex.xml: * docs/plugins/inspect/plugin-taglib.xml: * docs/plugins/inspect/plugin-udp.xml: * docs/plugins/inspect/plugin-video4linux2.xml: * docs/plugins/inspect/plugin-videobalance.xml: * docs/plugins/inspect/plugin-videobox.xml: * docs/plugins/inspect/plugin-videocrop.xml: * docs/plugins/inspect/plugin-videoflip.xml: * docs/plugins/inspect/plugin-videomixer.xml: * docs/plugins/inspect/plugin-wavenc.xml: * docs/plugins/inspect/plugin-wavpack.xml: * docs/plugins/inspect/plugin-wavparse.xml: * docs/plugins/inspect/plugin-ximagesrc.xml: * ext/aalib/gstaasink.c: * ext/libcaca/gstcacasink.c: Document aasink and cacasink.
2008-05-28 13:28:20 +00:00
} else {
caca_set_feature (CACA_ANTIALIASING_MIN);
}
break;
}
default:
break;
}
}
static void
gst_cacasink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstCACASink *cacasink;
cacasink = GST_CACASINK (object);
switch (prop_id) {
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case PROP_SCREEN_WIDTH:{
g_value_set_int (value, cacasink->screen_width);
break;
}
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case PROP_SCREEN_HEIGHT:{
g_value_set_int (value, cacasink->screen_height);
break;
}
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case PROP_DITHER:{
g_value_set_enum (value, cacasink->dither);
break;
}
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case PROP_ANTIALIASING:{
g_value_set_boolean (value, cacasink->antialiasing);
break;
}
default:{
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
}
static gboolean
gst_cacasink_open (GstCACASink * cacasink)
{
cacasink->bitmap = NULL;
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if (caca_init () < 0)
goto init_failed;
cacasink->screen_width = caca_get_width ();
cacasink->screen_height = caca_get_height ();
cacasink->antialiasing = TRUE;
caca_set_feature (CACA_ANTIALIASING_MAX);
cacasink->dither = 0;
caca_set_dithering (CACA_DITHERING_NONE);
return TRUE;
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/* ERRORS */
init_failed:
{
GST_ELEMENT_ERROR (cacasink, RESOURCE, OPEN_WRITE, (NULL),
("caca_init() failed"));
return FALSE;
}
}
static void
gst_cacasink_close (GstCACASink * cacasink)
{
if (cacasink->bitmap) {
caca_free_bitmap (cacasink->bitmap);
cacasink->bitmap = NULL;
}
caca_end ();
}
static GstStateChangeReturn
gst_cacasink_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
if (!gst_cacasink_open (GST_CACASINK (element)))
return GST_STATE_CHANGE_FAILURE;
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_cacasink_close (GST_CACASINK (element));
break;
default:
break;
}
return ret;
}