Date: Wed, 23 Jun 1999 00:26:22 -0500 (CDT) From: Kevin Day <toasty@home.dragondata.com> To: aa8vb@ipass.net (Randall Hopper) Cc: freebsd-multimedia@FreeBSD.ORG Subject: Re: fxtv -> mpeg Message-ID: <199906230526.AAA16220@home.dragondata.com> In-Reply-To: <19990620090207.A1125@ipass.net> from Randall Hopper at "Jun 20, 1999 9: 2: 7 am"
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> I'm not sure that I've seen this error before, but this may be a byte-order > problem. FreeBSD-versions ago, I found I had to rebuild mpeg_audio from > scratch to get the byte order so it was compatible with sox and mpeg_encode. > > But to nail it down, capture a clip with "MPEG Ready" as a Target (instead > of MPEG). This'll leave you with raw capture files and a shell script with > a .sh extension). Edit the first line of the script, and change > "#!/bin/sh" to " "#!/bin/sh -x". Now, it'll print what its doing, and you > can see which command is griping. > > Run the script and save off the output. E.g.: > > go.sh >& OUT (csh/tcsh), or > go.sh > OUT 2>&1 (sh/ksh/bash) > > See what you find. > Here's what I get.. ::EXEC:: fxtv -batch streamavcap -streaminput /root/myfile.AVraw -frameformat PPM -videotarget - -streamfps 30 -audiotarget /root/myfile.AUDraw | mpeg_encode /root/myfile.param MPEG ENCODER STATS (1.5b) ------------------------ TIME STARTED: Wed Jun 23 00:13:29 1999 MACHINE: unknown INPUT: stdin PATTERN: ibpbibpbpb GOP_SIZE: 10 SLICES PER FRAME: 1 RANGE: +/-8 PIXEL SEARCH: HALF PSEARCH: LOGARITHMIC BSEARCH: SIMPLE QSCALE: 8 10 25 REFERENCE FRAME: ORIGINAL Creating new GOP (closed = T) before frame 0 FRAME 0 (I): 0 seconds (2699040 bits/s output) FRAME 2 (P): I BLOCKS: 0; P BLOCKS: 229 SKIPPED: 71 (0 seconds) FRAME 1 (B): I BLOCKS: 0; B BLOCKS: 215 SKIPPED: 85 (0 seconds) FRAME 4 (I): 0 seconds (2703600 bits/s output) FRAME 3 (B): I BLOCKS: 0; B BLOCKS: 297 SKIPPED: 3 (0 seconds) FRAME 6 (P): I BLOCKS: 2; P BLOCKS: 231 SKIPPED: 67 (0 seconds) FRAME 5 (B): I BLOCKS: 0; B BLOCKS: 298 SKIPPED: 2 (0 seconds) FRAME 8 (P): I BLOCKS: 3; P BLOCKS: 228 SKIPPED: 69 (0 seconds) FRAME 7 (B): I BLOCKS: 0; B BLOCKS: 298 SKIPPED: 2 (0 seconds) FRAME 10 (I): 0 seconds (2705040 bits/s output) FRAME 9 (B): I BLOCKS: 0; B BLOCKS: 299 SKIPPED: 1 (0 seconds) FRAME 12 (P): I BLOCKS: 2; P BLOCKS: 237 SKIPPED: 61 (0 seconds) FRAME 11 (B): I BLOCKS: 0; B BLOCKS: 300 SKIPPED: 0 (0 seconds) Creating new GOP (closed = F) before frame 14 <huge snip> FRAME 2126 (P): I BLOCKS: 47; P BLOCKS: 185 SKIPPED: 68 (0 seconds) FRAME 2125 (B): I BLOCKS: 0; B BLOCKS: 247 SKIPPED: 53 (0 seconds) FRAME 2128 (P): I BLOCKS: 4; P BLOCKS: 222 SKIPPED: 74 (0 seconds) FRAME 2127 (B): I BLOCKS: 0; B BLOCKS: 167 SKIPPED: 133 (0 seconds) FRAME 2130 (I): 0 seconds (1086960 bits/s output) FRAME 2129 (B): I BLOCKS: 0; B BLOCKS: 184 SKIPPED: 116 (0 seconds) FRAME 2132 (P): I BLOCKS: 72; P BLOCKS: 191 SKIPPED: 37 (0 seconds) FRAME 2131 (B): I BLOCKS: 1; B BLOCKS: 279 SKIPPED: 20 (0 seconds) Creating new GOP (closed = F) before frame 2134 FRAME 2134 (I): 0 seconds (1301760 bits/s output) FRAME 2133 (B): I BLOCKS: 0; B BLOCKS: 210 SKIPPED: 90 (0 seconds) FRAME 2136 (P): I BLOCKS: 2; P BLOCKS: 251 SKIPPED: 47 (0 seconds) FRAME 2135 (B): I BLOCKS: 0; B BLOCKS: 212 SKIPPED: 88 (0 seconds) TIME COMPLETED: Wed Jun 23 00:19:57 1999 Total time: 6 minutes and 28 seconds ------------------------- *****I FRAME SUMMARY***** ------------------------- Blocks: 128400 (26775575 bits) ( 208 bpb) Frames: 428 (26820648 bits) (62665 bpf) (58.5% of total) Compression: 29:1 ( 0.8160 bpp) Seconds: 37 ( 11.2830 fps) ( 866530 pps) ( 3384 mps) ------------------------- *****P FRAME SUMMARY***** ------------------------- I Blocks: 27879 (5108947 bits) ( 183 bpb) P Blocks: 109998 (8056797 bits) ( 73 bpb) Skipped: 54423 Frames: 641 (13238552 bits) (20652 bpf) (28.9% of total) Compression: 89:1 ( 0.2689 bpp) Seconds: 149 ( 4.2924 fps) ( 329657 pps) ( 1287 mps) ------------------------- *****B FRAME SUMMARY***** ------------------------- I Blocks: 7376 (829008 bits) ( 112 bpb) B Blocks: 262867 (4852598 bits) ( 18 bpb) B types: 48850 ( 19 bpb) forw 46187 ( 19 bpb) back 167830 ( 17 bpb) bi Skipped: 50157 Frames: 1068 (5802792 bits) ( 5433 bpf) (12.6% of total) Compression: 339:1 ( 0.0707 bpp) Seconds: 369 ( 2.8893 fps) ( 221902 pps) ( 866 mps) --------------------------------------------- Total Compression: -7:1 ( -3.0924 bpp) Total Frames Per Second: 5.507732 (1652 mps) CPU Time: 3.837314 fps (1151 mps) Total Output Bit Rate (30 fps): 644031 bits/sec MPEG file created in : /root/myfile.mpg ======FRAMES READ: 2137 ::STATUS:: 0 ::EXEC:: rm /root/myfile.param ::STATUS:: 0 ::EXEC:: sox -t raw -s -w -c 2 -r 44100 /root/myfile.AUDraw -t aiff /root/myfile.aiff && mpeg_musicin -l 2 -p 1 /root/myfile.aiff /root/myfile.mp2 && rm /root/myfile.aiff SmpFrqIndex: 0 is not a legal sample rate >>> Using Audio IFF sound file headers in "/root/myfile.aiff". ::STATUS:: 1 Command Failed: sox -t raw -s -w -c 2 -r 44100 /root/myfile.AUDraw -t aiff /root/myfile.aiff && mpeg_musicin -l 2 -p 1 /root/myfile.aiff /root/myfile.mp2 && rm /root/myfile.aiff Conversion Aborted. > Also, check your audio capture format. If you're not, try using Stereo 16-bit > 44.1KHz. Yeah, It's 44k 16 bit stereo.... > > Another thing to try: see what sox thinks of your AIFF file directly. Grab: > > wget http://www.ipass.net/~dbhopper/aa8vb/dsp-recplay.tgz > > compile, then play: > > sox -t aiff /root/whatever/myfile.aiff -t raw -s -w -r 44100 - | \ > dsp-play -r 44100 -b 16 -c 2 > > Randall > I'm not able to reach that site now, but i'll try again in a little bit. :) Also, I'm not sure if I mentioned this the first time or not, but Windows and QuickTime are able to read the aiff file just fine. Kevin To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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