Philip Heron
|
035f920f5c
|
Add some packet sanity checks
|
2018-07-04 10:41:03 +01:00 |
|
Philip Heron
|
3310c6f0c3
|
Further image corruption fixes.
|
2018-06-27 20:06:01 +01:00 |
|
Philip Heron
|
94db83a707
|
Fix bug where decoder state was not correctly reset on packets with no MCU offset
|
2018-06-27 08:52:46 +01:00 |
|
Philip Heron
|
5c7dde620c
|
Fix image corruption bug where the DC levels where not being reset correctly on decoding
|
2018-06-27 08:45:07 +01:00 |
|
Philip Heron
|
0851b24b7c
|
Fix warning about repeated const
|
2018-06-27 08:39:31 +01:00 |
|
Philip Heron
|
82f383cd77
|
Add support for single channel greyscale JPEGs
|
2018-06-13 16:01:43 +01:00 |
|
Philip Heron
|
6ff1a1073a
|
Additional changes for quality setting.
|
2016-06-30 10:11:20 +01:00 |
|
Philip Heron
|
6ac66a047f
|
Use quality level range 0-7 for the encoder, rather than the -4-3 as used in the packet header.
|
2016-06-25 00:12:46 +01:00 |
|
Philip Heron
|
b7128b16be
|
Add a quality option to SSDV. Provides 8 quality levels, -4 to 3.
|
2016-06-16 23:29:30 +01:00 |
|
Philip Heron
|
e6a3cfbe42
|
Bypass the FEC if the packet has a valid CRC
|
2016-04-04 00:28:25 +01:00 |
|
Philip Heron
|
fc3f3f2dff
|
Fix copyright headers.
|
2016-04-03 23:27:54 +01:00 |
|
Philip Heron
|
421a9be721
|
The decoder now auto detects packets without FEC.
Add a verbose option to print data about each packet.
|
2015-10-20 09:59:48 +01:00 |
|
Philip Heron
|
062537a7e9
|
Update usage message
|
2015-10-20 00:17:20 +01:00 |
|
Philip Heron
|
0c847e515d
|
Add an EOI (End of Image / Last Packet) flag to the encoder.
Trim callsign correctly if longer than 6 characters.
Add a verbose mode for the decoder.
|
2015-10-20 00:15:15 +01:00 |
|
Philip Heron
|
84ccbf972d
|
Use a callsign example that fits...
|
2015-10-10 17:22:42 +01:00 |
|
Philip Heron
|
6fb20f990d
|
Expanded the README with some extra details
|
2015-10-10 17:21:16 +01:00 |
|
Philip Heron
|
e46d3a3c0f
|
Add a useful usage message.
|
2014-08-28 20:35:31 +01:00 |
|
Philip Heron
|
278004fb0c
|
Make the non-FEC packets 256 bytes long, same length as normal packets.
Non-FEC packets now have a packet type of 0x67.
|
2014-08-28 20:13:46 +01:00 |
|
Philip Heron
|
22d912f7de
|
Add an option to encode/decode without FEC
|
2014-08-27 23:49:25 +01:00 |
|
Philip Heron
|
17766a8447
|
Callsigns 6 characters long where not being null terminated
|
2013-04-11 23:41:07 +01:00 |
|
Philip Heron
|
31e9848970
|
Update Makefile
|
2012-10-31 23:14:28 +00:00 |
|
Philip Heron
|
b9e100a3e2
|
Silence compiler warning
|
2012-09-16 13:53:48 +01:00 |
|
Philip Heron
|
662629e501
|
Increase CRC size to 32-bits. This breaks backwards compatibility.
|
2012-09-16 12:32:53 +01:00 |
|
Philip Heron
|
d3bc9dca2d
|
Use integer-only rounding division, and add compiler optimisation.
|
2012-03-05 20:22:42 +00:00 |
|
Philip Heron
|
fe8a1a642c
|
Byte-align the first MCU of each packet
|
2012-03-04 09:43:52 +00:00 |
|
Philip Heron
|
723c6bc426
|
Rework memory management in ssdv.c
|
2012-03-03 22:43:23 +00:00 |
|
Philip Heron
|
b1b314cdfc
|
Check for too many MCU blocks in source image
|
2012-02-27 21:37:10 +00:00 |
|
Philip Heron
|
87c302a878
|
Round to nearest integer when quantising coefficients. Fixes poor image quality.
|
2012-02-26 23:51:15 +00:00 |
|
Philip Heron
|
4be6245766
|
Return empty string, not NULL
|
2012-02-25 20:15:25 +00:00 |
|
Philip Heron
|
6ab1f0686d
|
Update the README
|
2012-02-25 20:08:10 +00:00 |
|
Philip Heron
|
3b87eca6bf
|
Add a callsign field to the header - breaks backwards compatibility
|
2012-02-25 20:06:15 +00:00 |
|
Philip Heron
|
2df18c50a1
|
Add support for multiple subsampling formats. Not backwards compatible!
|
2012-02-25 00:25:25 +00:00 |
|
Philip Heron
|
604f4f17f5
|
Update the TODO list
|
2012-02-23 19:59:40 +00:00 |
|
Philip Heron
|
59bffac801
|
Add support for JPEGs with reset markers
|
2012-02-21 22:07:14 +00:00 |
|
Philip Heron
|
a59b41add0
|
Cosmetic fix
|
2012-02-18 08:34:49 +00:00 |
|
Philip Heron
|
fe7ff49074
|
Only reset the MCU DC values for the first MCU on each packet
|
2012-01-29 18:56:17 +00:00 |
|
Philip Heron
|
ca837206d5
|
Add more rules to make sure image is valid
|
2011-06-24 23:24:12 +01:00 |
|
Philip Heron
|
2c90f35f92
|
First attempt at handling non-standard DQT tables in source image
|
2011-06-24 22:01:08 +01:00 |
|
Philip Heron
|
abd4181863
|
Don't crash on a marker error, it's rude
|
2011-06-24 21:01:29 +01:00 |
|
Philip Heron
|
ad3f14c3c0
|
Be strict with the component sampling factors
|
2011-06-24 21:00:05 +01:00 |
|
Philip Heron
|
be051b1ae2
|
Fix issue where exact huffman code matches were missed
|
2011-06-24 20:56:32 +01:00 |
|
Philip Heron
|
eb537bb22b
|
Merge remote-tracking branch 'origin/master'
|
2011-05-31 21:32:07 +01:00 |
|
Philip Heron
|
6485cb131d
|
Update .gitignore
|
2011-05-31 21:27:22 +01:00 |
|
Philip Heron
|
0ca7961545
|
Update readme and licensing
|
2011-05-31 09:00:51 +01:00 |
|
Philip Heron
|
77b070ebb6
|
Add .gitignore
|
2011-05-30 23:38:52 +01:00 |
|
Philip Heron
|
50eeaf77e5
|
Initial check-in
|
2011-05-30 23:37:33 +01:00 |