Re: [hylafax-users] 4.2.5: non ecm sending sessions logged at smaller chunks

["Giulio Orsero" <giulioo@xxxxxxxxx>]

On 4/18/06, Lee Howard <faxguy@xxxxxxxxxxxxxxxx> wrote:

> The sender can choose scanline-time...
>  sendfax -E -M 20ms

I tried sending to a Microsoft-FAX fax-modem using above options.
I tried 4.2.1, 4.2.2,  4.2.3, 4.2.5

Problems start at 4.2.3.
There are other issues with MH/MR selection:

=======4.2.1 selects 2-D MR
Apr 18 22:47:25.73: [ 6073]: REMOTE best rate 14400 bit/s
Apr 18 22:47:25.73: [ 6073]: REMOTE max A3 page width (303 mm)
Apr 18 22:47:25.73: [ 6073]: REMOTE max unlimited page length
Apr 18 22:47:25.73: [ 6073]: REMOTE best vres 300 x 300 dpi
Apr 18 22:47:25.73: [ 6073]: REMOTE best format 2-D MMR
Apr 18 22:47:25.73: [ 6073]: REMOTE supports T.30 Annex A, 256-byte ECM
Apr 18 22:47:25.73: [ 6073]: REMOTE best 0 ms/scanline
Apr 18 22:47:25.73: [ 6073]: USE 14400 bit/s
Apr 18 22:47:25.73: [ 6073]: USE 20 ms/scanline
Apr 18 22:47:25.73: [ 6073]: SEND file "docq/doc38621.cover;01"
Apr 18 22:47:25.73: [ 6073]: USE A4 page width (215 mm)
Apr 18 22:47:25.73: [ 6073]: USE unlimited page length
Apr 18 22:47:25.73: [ 6073]: USE 7.7 line/mm
Apr 18 22:47:25.73: [ 6073]: USE 2-D MR
Apr 18 22:47:25.73: [ 6073]: SEND training at v.17 14400 bit/s
 ...
Apr 18 22:47:32.84: [ 6073]: SEND begin page
Apr 18 22:47:32.84: [ 6073]: Reading MH-compressed image file
Apr 18 22:47:32.84: [ 6073]: <-- data [1024]
Apr 18 22:47:32.84: [ 6073]: <-- data [1026]
Apr 18 22:47:32.84: [ 6073]: <-- data [1024]
Apr 18 22:47:32.84: [ 6073]: <-- data [1024]
Apr 18 22:47:32.84: [ 6073]: <-- data [1024]

==== 4.2.2 does the same
Apr 18 22:50:46.30: [ 6304]: REMOTE best rate 14400 bit/s
Apr 18 22:50:46.30: [ 6304]: REMOTE max A3 page width (303 mm)
Apr 18 22:50:46.30: [ 6304]: REMOTE max unlimited page length
Apr 18 22:50:46.30: [ 6304]: REMOTE best vres 300 x 300 dpi
Apr 18 22:50:46.30: [ 6304]: REMOTE best format 2-D MMR
Apr 18 22:50:46.30: [ 6304]: REMOTE supports T.30 Annex A, 256-byte ECM
Apr 18 22:50:46.30: [ 6304]: REMOTE best 0 ms/scanline
Apr 18 22:50:46.30: [ 6304]: USE 14400 bit/s
Apr 18 22:50:46.30: [ 6304]: SEND file "docq/doc38622.cover;41"
Apr 18 22:50:46.30: [ 6304]: USE A4 page width (215 mm)
Apr 18 22:50:46.30: [ 6304]: USE unlimited page length
Apr 18 22:50:46.30: [ 6304]: USE 7.7 line/mm
Apr 18 22:50:46.30: [ 6304]: USE 2-D MR
Apr 18 22:50:46.30: [ 6304]: USE 20 ms/scanline
Apr 18 22:50:46.30: [ 6304]: SEND training at v.17 14400 bit/s
....
Apr 18 22:50:53.61: [ 6304]: --> [7:CONNECT]
Apr 18 22:50:53.61: [ 6304]: SEND begin page
Apr 18 22:50:53.61: [ 6304]: <-- data [1025]
Apr 18 22:50:53.61: [ 6304]: <-- data [1026]
Apr 18 22:50:53.61: [ 6304]: <-- data [1024]
Apr 18 22:50:53.61: [ 6304]: <-- data [1024]

=== 4.2.3 selects MH
Apr 18 22:53:38.16: [ 6550]: REMOTE best rate 14400 bit/s
Apr 18 22:53:38.16: [ 6550]: REMOTE max A3 page width (303 mm)
Apr 18 22:53:38.16: [ 6550]: REMOTE max unlimited page length
Apr 18 22:53:38.16: [ 6550]: REMOTE best vres 300 x 300 dpi
Apr 18 22:53:38.16: [ 6550]: REMOTE format support: MH, MMR
Apr 18 22:53:38.16: [ 6550]: REMOTE supports T.30 Annex A, 256-byte ECM
Apr 18 22:53:38.16: [ 6550]: REMOTE best 0 ms/scanline
Apr 18 22:53:38.16: [ 6550]: USE 14400 bit/s
Apr 18 22:53:38.16: [ 6550]: SEND file "docq/cover38623;41"
Apr 18 22:53:38.16: [ 6550]: USE A4 page width (215 mm)
Apr 18 22:53:38.16: [ 6550]: USE unlimited page length
Apr 18 22:53:38.16: [ 6550]: USE 7.7 line/mm
Apr 18 22:53:38.16: [ 6550]: USE 1-D MH
Apr 18 22:53:38.16: [ 6550]: USE 20 ms/scanline
Apr 18 22:53:38.16: [ 6550]: SEND training at v.17 14400 bit/s
...
...
Apr 18 22:53:45.50: [ 6550]: SEND begin page
Apr 18 22:53:45.50: [ 6550]: Reading MR-compressed image file
Apr 18 22:53:45.50: [ 6550]: <-- data [110]
Apr 18 22:53:45.50: [ 6550]: <-- data [108]
Apr 18 22:53:45.50: [ 6550]: <-- data [88]
Apr 18 22:53:45.50: [ 6550]: <-- data [122]
Apr 18 22:53:45.50: [ 6550]: <-- data [102]
Apr 18 22:53:45.50: [ 6550]: <-- data [142]
Apr 18 22:53:45.50: [ 6550]: <-- data [76]

==== 4.2.5 the same
Apr 18 22:57:56.83: [ 6803]: REMOTE best rate 14400 bit/s
Apr 18 22:57:56.83: [ 6803]: REMOTE max A3 page width (303 mm)
Apr 18 22:57:56.83: [ 6803]: REMOTE max unlimited page length
Apr 18 22:57:56.83: [ 6803]: REMOTE best vres 300 x 300 dpi
Apr 18 22:57:56.83: [ 6803]: REMOTE format support: MH, MMR
Apr 18 22:57:56.83: [ 6803]: REMOTE supports T.30 Annex A, 256-byte ECM
Apr 18 22:57:56.83: [ 6803]: REMOTE best 0 ms/scanline
Apr 18 22:57:56.83: [ 6803]: USE 14400 bit/s
Apr 18 22:57:56.83: [ 6803]: SEND file "docq/cover38624;01"
Apr 18 22:57:56.83: [ 6803]: USE A4 page width (215 mm)
Apr 18 22:57:56.83: [ 6803]: USE unlimited page length
Apr 18 22:57:56.83: [ 6803]: USE 7.7 line/mm
Apr 18 22:57:56.83: [ 6803]: USE 1-D MH
Apr 18 22:57:56.83: [ 6803]: USE 20 ms/scanline
Apr 18 22:57:56.83: [ 6803]: SEND training at v.17 14400 bit/s
...
Apr 18 22:58:04.15: [ 6803]: SEND begin page
Apr 18 22:58:04.15: [ 6803]: <-- data [182]
Apr 18 22:58:04.15: [ 6803]: <-- data [182]
Apr 18 22:58:04.15: [ 6803]: <-- data [165]
Apr 18 22:58:04.15: [ 6803]: <-- data [142]

4.2.5 (and I assume 4.2.3) correctly uses 2d-mmr when using ecm


==== relevant config used for all the tests
Class1MsgRecvHackCmd: <delay:3>
Class1SwitchingCmd:   AT+FRS=9
RTNHandlingMethod:              Ignore
PriorityScheduling:             on
RecvDataFormat:                 "2-D MMR"
ModemMfrQueryCmd:               !Conexant
ModemModelQueryCmd:             ATI0
ModemRevQueryCmd:               ATI3
ModemType:                      Class1.0        # use this to supply a hint
ModemRate:                      19200
ModemFlowControl:               rtscts          # hardware flow control
ModemResetCmds:                 ATX3S91=9               # blind
ModemNoFlowCmd:                 AT&K0           # disable flow control cmd
ModemHardFlowCmd:               AT&K3           # hardware flow control cmd
ModemSoftFlowCmd:               AT&K4           # software flow control cmd
ModemSetupDTRCmd:               AT&D2           # setup so DTR drop resets modem
ModemSetupDCDCmd:               AT&C1           # setup so DCD follows carrier
Class1ECMSupport:               yes
ModemSoftRTFCC:                 yes
Class1AdaptRecvCmd:             AT+FAR=1

Thanks

--
giulioo@xxxxxxxxx

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