David Schleef
51e6acad1f
assrender: refactor blitting, avoid writing past end of buffer
...
Previous blitting code could potentially write past the
end of the buffer if the x or y position was odd, and for
the same underlying reason, didn't get the chroma registration
correct in the odd position case.
https://bugzilla.gnome.org/show_bug.cgi?id=647830
2011-04-16 12:10:14 +01:00
Edward Hervey
6158953f58
assrender: Remove dead assignments
2010-11-25 18:26:21 +01:00
Mart Raudsepp
c364f2b46b
assrender: Remove unused src_stride variable from blit functions
2010-11-09 23:36:59 +00:00
Tim-Philipp Müller
144d43bcef
assrender, ivfparse, jpegformat: fix compiler warnings with debugging disabled in core
2010-06-27 11:25:20 +01:00
Tim-Philipp Müller
f1f478ff46
assrender: pass constant string as format string to printf
...
Fix compiler warning about non-string literal being passed as
first argument to print.
2010-04-08 01:41:31 +01:00
Sebastian Dröge
852be755dd
assrender: Drop text buffers before the segment start and clip running time end to the segment stop
2010-02-27 11:43:49 +01:00
Sebastian Dröge
659776f1b1
assrender: Consume text buffers if they're to be displayed in the next 500ms
...
Instead of only consuming them if they're to be display now. Consuming
them then might make following buffers with the same timestamp to
be too late.
2010-02-27 11:43:49 +01:00
Sebastian Dröge
0dbe95a97d
assrender: Protect libass structures from concurrent access from multiple threads
...
Fixes bug #608751 .
2010-02-23 18:16:48 +01:00
Sebastian Dröge
e8e3192a6e
assrender: If no codec data is set, still initialize the ass track
2010-02-16 22:22:39 +01:00
Grigori Goronzy
934c91682f
assrender: instruct libass to use light autohinting
...
Fixes bug #608753 .
2010-02-02 08:55:59 +01:00
Eric Appleman
febb13d26f
assrender: Don't scan current working directory recursively for fonts
...
This can take a very long time and also libass will overwrite files
if there's an embedded font with the same filename as an existing file.
Fixes bug #575878 and #608706 .
2010-02-02 08:53:53 +01:00
Sebastian Dröge
bb757ad0bb
assrender: Improve debug output a bit and simplify code
2010-01-14 12:59:21 +01:00
Sebastian Dröge
d85be17a00
assrender: Make sure that the video buffer is writable before writing to it
2010-01-14 12:57:04 +01:00
Sebastian Dröge
544c9d0151
assrender: Implement srcpad query function to always forward to the video sinkpad
2009-12-09 10:00:04 +01:00
Sebastian Dröge
876cfb3d26
assrender: Proxy buffer allocation on video sinkpad to the srcpad
...
...and add getcaps function to the video sinkpad.
2009-12-09 10:00:04 +01:00
Sebastian Dröge
44aba00375
assrender: Implement srcpad event functions for seeking and correct event forwarding
...
Copied from textoverlay.
2009-12-09 10:00:04 +01:00
Sebastian Dröge
c3e42004d1
assrender: Add docs and integrate into the docs build system
2009-12-08 14:46:35 +01:00
Sebastian Dröge
d7e58ce0a9
assrender: For synchronizing the text, take the video running time of the next frame
...
This makes sure that libass already has all text buffers for the next frame
at the time when the next frame is processed. Without this text buffers
might be one frame late or not shown at all if they're only shown for a
single frame.
2009-12-08 14:06:23 +01:00
Sebastian Dröge
77d0ded9ed
assrender: Fix I420 mode and enable it
2009-12-08 14:00:25 +01:00
Sebastian Dröge
5076cdc6f9
assrender: Fix compilation with older libass versions
2009-12-08 11:26:15 +01:00
Sebastian Dröge
925b57f7e9
assrender: Don't unref buffers twice
2009-12-07 18:35:40 +01:00
Sebastian Dröge
d06e9c40e6
assrender: Improve embedded font usage
...
For this add some new mimetypes and also check the filename extension.
Fixes bug #603938 .
2009-12-07 18:31:24 +01:00
Sebastian Dröge
875811d7e7
assrender: Disable I420 support for now, it doesn't work reliable yet
2009-12-07 18:03:26 +01:00
Sebastian Dröge
098f39a42a
assrender: Add support for I420
2009-12-07 18:00:29 +01:00
Sebastian Dröge
d8fc5de450
assrender: Optimize blit function and add support for all other non-alpha RGB formats
...
Also make sure to not write behind array bounds.
2009-12-07 17:10:34 +01:00
Sebastian Dröge
3e55a5ba7f
assrender: Fix attachment tag handling and move it into a separate function
...
...to prevent code duplication.
2009-12-07 14:35:55 +01:00
Sebastian Dröge
2852ecbe12
assrender: Update text last stop after checking if timestamp/duration is valid
2009-12-07 14:26:46 +01:00
Sebastian Dröge
a009463d3f
assrender: If an ASS track was allocated already only feed new codec_data to it instead of recreating
2009-12-07 14:23:22 +01:00
Sebastian Dröge
b502383f18
assrender: Lots of random cleanup and some minor memleak fixes
2009-12-07 14:05:22 +01:00
Sebastian Dröge
ebc1f45f38
assrender: Extract embedded fonts from the subtitle streams if requested
2009-12-07 13:40:56 +01:00
Sebastian Dröge
dc42da1bd4
assrender: Don't let libass print stuff on stderr but proxy the messages to the GStreamer debugging system
2009-12-07 13:28:22 +01:00
Sebastian Dröge
a95d960527
assrender: The text and video duration should only compared as running time too
...
The end times of the text and video buffers could be different than
their start running time + duration because of different rates.
2009-11-06 11:44:50 +01:00
Sebastian Dröge
229d50d309
assrender: Reset segments on FLUSH_STOP events
2009-11-06 07:13:10 +01:00
Sebastian Dröge
1cf221f4f4
assrender: Improve debugging
2009-11-06 07:13:10 +01:00
Sebastian Dröge
2d043ef744
assrender: Update last stop for the subtitles
2009-11-05 17:13:36 +01:00
Sebastian Dröge
51da9d976f
assrender: Synchronize text and video by taking the running time instead of the stream time
2009-11-05 17:07:04 +01:00
Sebastian Dröge
8feed39593
assrender: Keep track of the subtitle segments
2009-11-05 17:07:04 +01:00
Sebastian Dröge
06a79e9263
assrender: If the video segment is not in TIME format don't accept it
2009-11-05 17:07:04 +01:00
Sebastian Dröge
1cd2b7dfc2
assrender: Drop too late text buffer immediately
...
Also improve debugging a bit and drop buffers without valid
timestamp or duration because we can't handle them.
2009-11-05 13:17:27 +01:00
Sebastian Dröge
c5ed836f2d
assrender: Fix race condition that results in a deadlock on shutdown
2009-11-05 12:26:22 +01:00
Sebastian Dröge
4c625bd569
assrender: Return WRONG_STATE from the subtitle chain when flushing
2009-11-04 13:11:44 +01:00
Sebastian Dröge
e38fbc6795
assrender: Unlock and free any pending subtitle buffers on FLUSH_START
2009-11-04 13:07:27 +01:00
Sebastian Dröge
3b2ab1299c
assrender: Synchronize subtitle buffers with the video
...
Fixes bug #600662 .
2009-11-04 12:50:18 +01:00
Sebastian Dröge
3b32d37dd4
assrender/dvdspu: Increase ranks to PRIMARY
2009-10-09 13:18:31 +02:00
Sebastian Dröge
7f7ad5fad1
assrender: Make classification a bit more accurate
...
Change from "Filter/Effect/Video" to "Mixer/Video/Overlay/Subtitle"
2009-10-09 09:21:06 +02:00
Marc-André Lureau
90ae1ac35e
assrender: Fix compilation with libass = 0.9.6
...
Fixes bug #594382 .
2009-09-08 09:27:52 +02:00
Sebastian Dröge
55cdea8e7a
assrender: Fix compilation with libass >= 0.9.7 and fix aspect ratio setting
...
Fixes bug #575261 .
2009-08-31 09:11:34 +02:00
Sebastian Dröge
4a23c7e912
Random cleanup and smaller bugfixes
...
Use gst_element_klass_set_details_simple(), install properties
with static strings, create pads directly from the static pad
templates, directly put the segment into the instance struct,
use GST_MSECOND instead of numbers.
The PAR is a GstFraction and not a double, use gst_structure_get_fraction().
Simplify setcaps() functions.
2009-02-05 17:52:38 +01:00
Sebastian Dröge
aba72fcce9
Use GST_VIDEO_CAPS_RGB for the template caps
2009-02-05 17:52:38 +01:00
Sebastian Dröge
a0e06b965a
Fix compiler warnings
2009-02-05 17:52:38 +01:00
