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16 commits

Author SHA1 Message Date
Sebastian Dröge
22f99da35c videoscale: Don't read over line ends when taking the last Cr or Cb 2009-04-02 11:10:12 +02:00
Sebastian Dröge
db1236505e videoscale: Don't write to few pixels and don't mix Cr and Cb 
Fixes bug #577054.
 2009-04-02 10:53:10 +02:00
Sebastian Dröge
954b1713e1 videoscale: Fix 4tap scaling of YUYV and friends 2009-03-29 11:53:40 +02:00
Sebastian Dröge
96b9ec4da0 videoscale: Take the next luma value instead of every second next when scaling UYVY and friends 2009-03-27 19:12:49 +01:00
Sebastian Dröge
92eb02c71f videoscale: Add my copyright to the 4tap scalers 2009-03-27 13:15:11 +01:00
Sebastian Dröge
77795ac240 videoscale: Implement 4-tap scaling for RGB565 and RGB555 2009-03-27 13:14:00 +01:00
Sebastian Dröge
c1653fc5b0 videoscale: Implement 4-tap scaling for UYVY 2009-03-27 10:47:39 +01:00
Sebastian Dröge
435e9f8b38 videoscale: Implement 4-tap scaling for YUY2 and YVYU 2009-03-27 09:33:58 +01:00
Sebastian Dröge
2045a89350 videoscale: Implement 4-tap scaling for RGB and BGR 2009-03-26 22:14:53 +01:00
Sebastian Dröge
c2d31eb2d1 videoscale: Implement 4-tap scaling for RGBA and other 4 byte formats 2009-03-26 22:08:26 +01:00
Sebastian Dröge
abbce230e2 gst/videoscale/: Support 1x1 images as input and output as for example the BBC HQ new streams have 1x1 GIFs in the pl... 
Original commit message from CVS:
* gst/videoscale/gstvideoscale.c:
* gst/videoscale/vs_4tap.c: (vs_image_scale_4tap_Y):
* gst/videoscale/vs_image.c: (vs_image_scale_nearest_RGBA),
(vs_image_scale_linear_RGBA), (vs_image_scale_nearest_RGB),
(vs_image_scale_linear_RGB), (vs_image_scale_nearest_YUYV),
(vs_image_scale_linear_YUYV), (vs_image_scale_nearest_UYVY),
(vs_image_scale_linear_UYVY), (vs_image_scale_nearest_Y),
(vs_image_scale_linear_Y), (vs_image_scale_nearest_RGB565),
(vs_image_scale_linear_RGB565), (vs_image_scale_nearest_RGB555),
(vs_image_scale_linear_RGB555):
Support 1x1 images as input and output as for example the BBC HQ new
streams have 1x1 GIFs in the playlists for some reason.
 2008-05-02 10:02:05 +00:00
Sebastian Dröge
ec7afb6f84 Correct all relevant warnings found by the sparse semantic code analyzer. This include marking several symbols static... 
Original commit message from CVS:
* ext/alsa/gstalsamixertrack.c: (gst_alsa_mixer_track_get_type):
* ext/alsa/gstalsasink.c: (set_hwparams):
* ext/alsa/gstalsasrc.c: (set_hwparams):
* ext/gio/gstgio.c: (gst_gio_uri_handler_get_uri):
* ext/ogg/gstoggmux.h:
* ext/ogg/gstogmparse.c:
* gst-libs/gst/audio/audio.c:
* gst-libs/gst/fft/kiss_fft_f64.c: (kiss_fft_f64_alloc):
* gst-libs/gst/pbutils/missing-plugins.c:
(gst_missing_uri_sink_message_new),
(gst_missing_element_message_new),
(gst_missing_decoder_message_new),
(gst_missing_encoder_message_new):
* gst-libs/gst/rtp/gstbasertppayload.c:
* gst-libs/gst/rtp/gstrtcpbuffer.c:
(gst_rtcp_packet_bye_get_reason):
* gst/audioconvert/gstaudioconvert.c:
* gst/audioresample/gstaudioresample.c:
* gst/ffmpegcolorspace/imgconvert.c:
* gst/playback/test.c: (gen_video_element), (gen_audio_element):
* gst/typefind/gsttypefindfunctions.c:
* gst/videoscale/vs_4tap.c:
* gst/videoscale/vs_4tap.h:
* sys/v4l/gstv4lelement.c:
* sys/v4l/gstv4lsrc.c: (gst_v4lsrc_get_any_caps):
* sys/v4l/v4l_calls.c:
* sys/v4l/v4lsrc_calls.c: (gst_v4lsrc_capture_init),
(gst_v4lsrc_try_capture):
* sys/ximage/ximagesink.c: (gst_ximagesink_check_xshm_calls),
(gst_ximagesink_ximage_new):
* sys/xvimage/xvimagesink.c: (gst_xvimagesink_check_xshm_calls),
(gst_xvimagesink_xvimage_new):
* tests/check/elements/audioconvert.c:
* tests/check/elements/audioresample.c:
(fail_unless_perfect_stream):
* tests/check/elements/audiotestsrc.c: (setup_audiotestsrc):
* tests/check/elements/decodebin.c:
* tests/check/elements/gdpdepay.c: (setup_gdpdepay),
(setup_gdpdepay_streamheader):
* tests/check/elements/gdppay.c: (setup_gdppay), (GST_START_TEST),
(setup_gdppay_streamheader):
* tests/check/elements/gnomevfssink.c: (setup_gnomevfssink):
* tests/check/elements/multifdsink.c: (setup_multifdsink):
* tests/check/elements/textoverlay.c:
* tests/check/elements/videorate.c: (setup_videorate):
* tests/check/elements/videotestsrc.c: (setup_videotestsrc):
* tests/check/elements/volume.c: (setup_volume):
* tests/check/elements/vorbisdec.c: (setup_vorbisdec):
* tests/check/elements/vorbistag.c:
* tests/check/generic/clock-selection.c:
* tests/check/generic/states.c: (setup), (teardown):
* tests/check/libs/cddabasesrc.c:
* tests/check/libs/video.c:
* tests/check/pipelines/gio.c:
* tests/check/pipelines/oggmux.c:
* tests/check/pipelines/simple-launch-lines.c:
(simple_launch_lines_suite):
* tests/check/pipelines/streamheader.c:
* tests/check/pipelines/theoraenc.c:
* tests/check/pipelines/vorbisdec.c:
* tests/check/pipelines/vorbisenc.c:
* tests/examples/seek/scrubby.c:
* tests/examples/seek/seek.c: (query_positions_elems),
(query_positions_pads):
* tests/icles/stress-xoverlay.c: (myclock):
Correct all relevant warnings found by the sparse semantic code
analyzer. This include marking several symbols static, using
NULL instead of 0 for pointers and using "foo (void)" instead
of "foo ()" for declarations.
* win32/common/libgstrtp.def:
Add gst_rtp_buffer_set_extension_data to the symbol definition file.
 2008-03-03 06:04:31 +00:00
David Schleef
5aad3658f8 gst/videoscale/vs_4tap.c: Fix valgrind error on 4tap scaling method. 
Original commit message from CVS:
* gst/videoscale/vs_4tap.c:
Fix valgrind error on 4tap scaling method.
 2008-01-14 01:19:34 +00:00
Michael Smith
6077bc0124 gst/videoscale/vs_4tap.c: Update tmpbuf for all neccesary rows, not just one, as is required when downscaling. 
Original commit message from CVS:
* gst/videoscale/vs_4tap.c: (vs_image_scale_4tap_Y):
Update tmpbuf for all neccesary rows, not just one, as is required
when downscaling.
Fixes #402076.
 2007-06-15 15:23:36 +00:00
Sergey Scobich
748960f9ee Fix compilation on win32 under VS8 
Original commit message from CVS:
* gst/videoscale/vs_4tap.c:
* win32/MANIFEST:
* win32/common/config.h:
* win32/vs8/libgstvideoscale.vcproj:
Fix compilation on win32 under VS8
Patch by: Sergey Scobich <sergey dot scobich at gmail dot com>
Partially fixes #381175
 2006-12-01 10:27:54 +00:00
David Schleef
25d874ec9b gst/videoscale/: Add a 4-tap image scaler. Theoretically looks much prettier. 
Original commit message from CVS:
* gst/videoscale/Makefile.am:
* gst/videoscale/gstvideoscale.c:
* gst/videoscale/gstvideoscale.h:
* gst/videoscale/vs_4tap.c:
* gst/videoscale/vs_4tap.h:
* gst/videoscale/vs_image.c:
* gst/videoscale/vs_image.h:
* gst/videoscale/vs_scanline.c:
* gst/videoscale/vs_scanline.h:
Add a 4-tap image scaler.  Theoretically looks much prettier.
The tap calculation could use some improvement.
 2006-11-14 23:08:38 +00:00