Opened 10 years ago

Last modified 7 years ago

#3289 open enhancement

support L264 without "Lead Extension"

Reported by: ami_stuff Owned by:
Priority: wish Component: undetermined
Version: git-master Keywords: h264
Cc: Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

attached file is compressed with disabled "Lead Extension" (see screenshot) and decodes correctly with "VSS H.264" vfw codec (when I modify FourCC to VSSH), so I belive it should be easy to support it with FFmpeg

http://www.datafilehost.com/d/cf66ba07

C:\>ffmpeg -i l264_1.avi
ffmpeg version N-59696-gc0a33c4 Copyright (c) 2000-2014 the FFmpeg developers
  built on Jan  8 2014 22:01:50 with gcc 4.8.2 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-av
isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enab
le-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetyp
e --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --ena
ble-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-l
ibopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libsp
eex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aa
cenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavp
ack --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      52. 62.100 / 52. 62.100
  libavcodec     55. 47.100 / 55. 47.100
  libavformat    55. 22.102 / 55. 22.102
  libavdevice    55.  5.102 / 55.  5.102
  libavfilter     4.  0.103 /  4.  0.103
  libswscale      2.  5.101 /  2.  5.101
  libswresample   0. 17.104 /  0. 17.104
  libpostproc    52.  3.100 / 52.  3.100
[avi @ 02b9a5a0] non-interleaved AVI
[avi @ 02b9a5a0] Could not find codec parameters for stream 1 (Video: none (L264
 / 0x3436324C), 352x244): unknown codec
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Guessed Channel Layout for  Input Stream #0.0 : stereo
Input #0, avi, from 'l264_1.avi':
  Duration: 00:00:04.13, start: 0.000000, bitrate: 17046 kb/s
    Stream #0:0: Audio: adpcm_ima_wav ([17][0][0][0] / 0x0011), 44100 Hz, stereo
, s16p, 352 kb/s
    Stream #0:1: Video: none (L264 / 0x3436324C), 352x244, 30 fps, 30 tbr, 30 tb
n, 30 tbc
At least one output file must be specified

Attachments (3)

l264_1.jpg (82.6 KB ) - added by ami_stuff 10 years ago.
l264_cavlc_qualityfactor_28.7z (2.2 MB ) - added by ami_stuff 8 years ago.
l264_v1_cavlc_qualityfactor_28.avi (658.0 KB ) - added by ami_stuff 8 years ago.

Change History (15)

by ami_stuff, 10 years ago

Attachment: l264_1.jpg added

comment:1 by Carl Eugen Hoyos, 10 years ago

Keywords: h264 added
Priority: normalwish
Reproduced by developer: set
Status: newopen
Type: defectenhancement
Version: unspecifiedgit-master

comment:2 by ami_stuff, 8 years ago

with this version of codec:

https://web.archive.org/web/20040723075036/http://www.videosoftinc.com/pub/vssh3dec.exe

wmp crashes while decoding l264 file here

but when I repleace "vsshdsd.dll" file with file from:

https://www.mplayerhq.hu/MPlayer/releases/codecs/essential-20061022.tar.bz2

then l264 file decodes correctly (there are some small artefacts)

also this sample decodes correctly with vss codec as well:

https://samples.mplayerhq.hu/V-codecs/L264.avi

comment:3 by ami_stuff, 8 years ago

so this time I downloaded mpegable codec:

http://www.softpedia.com/get/Multimedia/Video/Codec-Packs-Video-Codecs/mpegable-AVC.shtml

changed "L264" FourCC in my sample (l264_1.avi) to "DAVC" and it decodes correctly

comment:4 by ami_stuff, 8 years ago

here is dll alone, maybe could be used with mplayer for testing purposes

http://www.datafilehost.com/d/eaad9a27

comment:5 by ami_stuff, 8 years ago

see also ticket #5275 (mpegable codec decodes correctly "l264_1.avi" sample) - maybe fixing it will fix this ticket as well

comment:6 by ami_stuff, 8 years ago

It looks like they produced non-standard files in v1 (1.0.0.28) version of their encoder (2005) and this got fixed in version v2 (1.0.0.35) (2006).

http://www.datafilehost.com/d/af32e327

Here are more V1 samples:

https://web.archive.org/web/20050203212612/http://leadcodecs.com/Download/H264-Videos.htm

(FFmpeg's demuxer doesn't like "Careless Whisper" and "Limerick" files)

Last edited 8 years ago by ami_stuff (previous) (diff)

in reply to:  6 comment:7 by ami_stuff, 8 years ago

Replying to ami_stuff:

It looks like they produced non-standard files in v1 (1.0.0.28) version of their encoder (2005) and this got fixed in version v2 (1.0.0.35) (2006).

http://www.datafilehost.com/d/af32e327

Here are more V1 samples:

https://web.archive.org/web/20050203212612/http://leadcodecs.com/Download/H264-Videos.htm

This open source decoder plays (almost correctly) Lead H264 v1 file:

https://web.archive.org/web/20060101123100/http://www-user.tu-chemnitz.de/~mfie/stuff/SA/

ffmpeg -i l264_v1.avi -vcodec copy l264_v1.264
ffmpeg -i l264_v2.avi -vcodec copy l264_v2.264

playh264 l264_[v1/v2].264

"Minimal H.264 decoder (by Martin Fiedler)
OPEN SOURCE. Basic decoder.
http://keyj.s2000.ws/?page_id=41"

http://forum.doom9.org/showthread.php?t=95939

comment:8 by ami_stuff, 8 years ago

l264_v1:

H.264 stream: 320x240, zooming to 320x240
Hint: [Space] toggles pause; [Enter] advances to next frame

Frame   1: I-Slice
Frame   2: P-Slice
Frame   3: P-Slice
Frame   4: P-Slice
Frame   5: P-Slice
Frame   6: P-Slice
Frame   7: P-Slice
Frame   8: P-Slice
Frame   9: P-Slice
Frame  10: P-Slice
Frame  11: P-Slice
Frame  12: P-Slice
Frame  13: P-Slice
Frame  14: P-Slice
Frame  15: P-Slice
Frame  16: P-Slice
Frame  17: P-Slice
Frame  18: P-Slice
Frame  19: P-Slice
Frame  20: P-Slice
Frame  21: P-Slice
Frame  22: P-Slice
Frame  23: P-Slice
Frame  24: P-Slice
Frame  25: P-Slice
Frame  26: P-Slice
Frame  27: P-Slice
Frame  28: P-Slice
Frame  29: P-Slice
Frame  30: P-Slice
Frame  31: P-Slice
Frame  32: P-Slice
Frame  33: P-Slice
Frame  34: P-Slice
Frame  35: P-Slice
Frame  36: P-Slice
Frame  37: P-Slice
Frame  38: P-Slice
Frame  39: P-Slice
Frame  40: P-Slice
Frame  41: P-Slice
Frame  42: P-Slice
Frame  43: P-Slice
Frame  44: P-Slice
Frame  45: P-Slice
Frame  46: P-Slice
Frame  47: P-Slice
Frame  48: P-Slice
Frame  49: P-Slice
Frame  50: P-Slice
Frame  51: P-Slice
Frame  52: P-Slice
Frame  53: P-Slice
Frame  54: P-Slice
Frame  55: P-Slice
Frame  56: P-Slice
Frame  57: P-Slice
Frame  58: P-Slice
Frame  59: P-Slice
Frame  60: P-Slice
Frame  61: P-Slice
Frame  62: P-Slice
Frame  63: P-Slice
Frame  64: P-Slice
Frame  65: P-Slice
Frame  66: P-Slice
Frame  67: P-Slice
Frame  68: P-Slice
Frame  69: P-Slice
Frame  70: P-Slice
Frame  71: P-Slice
Frame  72: P-Slice
Frame  73: P-Slice
Frame  74: P-Slice
Frame  75: P-Slice
Frame  76: P-Slice
Frame  77: P-Slice
Frame  78: P-Slice
Frame  79: P-Slice
Frame  80: P-Slice
Frame  81: P-Slice
Frame  82: P-Slice
Frame  83: P-Slice
Frame  84: P-Slice
Frame  85: P-Slice
Frame  86: P-Slice
Frame  87: P-Slice
Frame  88: P-Slice
Frame  89: P-Slice
Frame  90: P-Slice
Frame  91: P-Slice
Frame  92: P-Slice
Frame  93: P-Slice
Frame  94: P-Slice
Frame  95: P-Slice
Frame  96: P-Slice
Frame  97: P-Slice
Frame  98: P-Slice
Frame  99: P-Slice
Frame 100: P-Slice
Frame 101: P-Slice
Frame 102: P-Slice
Frame 103: P-Slice
Frame 104: P-Slice
Frame 105: P-Slice
Frame 106: P-Slice
Frame 107: P-Slice
Frame 108: P-Slice
Frame 109: P-Slice
Frame 110: P-Slice
Frame 111: P-Slice
Frame 112: P-Slice
Frame 113: P-Slice
Frame 114: P-Slice
Frame 115: P-Slice
Frame 116: P-Slice
Frame 117: P-Slice
Frame 118: P-Slice
Frame 119: P-Slice
Frame 120: P-Slice
Frame 121: P-Slice
Frame 122: P-Slice
Frame 123: P-Slice
Frame 124: P-Slice
Frame 125: P-Slice
Frame 126: P-Slice
Frame 127: P-Slice
Frame 128: P-Slice
Frame 129: P-Slice
Frame 130: P-Slice
Frame 131: P-Slice
Frame 132: P-Slice
Frame 133: P-Slice
Frame 134: P-Slice
Frame 135: P-Slice
Frame 136: P-Slice
Frame 137: P-Slice
Frame 138: P-Slice
Frame 139: P-Slice
Frame 140: P-Slice
Frame 141: P-Slice
Frame 142: P-Slice
Frame 143: P-Slice
Frame 144: P-Slice
Frame 145: P-Slice
Frame 146: P-Slice
Frame 147: P-Slice
Frame 148: P-Slice
Frame 149: P-Slice
Frame 150: P-Slice
Frame 151: P-Slice
Frame 152: P-Slice
Frame 153: P-Slice
Frame 154: P-Slice
Frame 155: P-Slice
Frame 156: P-Slice
Frame 157: P-Slice
Frame 158: P-Slice
Frame 159: P-Slice
Frame 160: P-Slice
Frame 161: P-Slice
Frame 162: P-Slice
Frame 163: P-Slice
Frame 164: P-Slice
Frame 165: P-Slice
Frame 166: P-Slice
Frame 167: P-Slice
Frame 168: P-Slice
Frame 169: P-Slice
Frame 170: P-Slice
Frame 171: P-Slice
Frame 172: P-Slice
Frame 173: P-Slice
Frame 174: P-Slice
Frame 175: P-Slice
Frame 176: P-Slice
Frame 177: P-Slice
Frame 178: P-Slice
Frame 179: P-Slice
Frame 180: P-Slice
Frame 181: P-Slice
Frame 182: P-Slice
Frame 183: P-Slice
Frame 184: P-Slice
Frame 185: P-Slice
Frame 186: P-Slice
Frame 187: P-Slice
Frame 188: P-Slice
Frame 189: P-Slice
Frame 190: P-Slice
Frame 191: P-Slice
Frame 192: P-Slice
Frame 193: P-Slice
Frame 194: P-Slice
Frame 195: P-Slice
Frame 196: P-Slice
Frame 197: P-Slice
Frame 198: P-Slice
Frame 199: P-Slice
Frame 200: P-Slice
Frame 201: P-Slice
Frame 202: P-Slice
Frame 203: P-Slice
Frame 204: P-Slice
Frame 205: P-Slice
Frame 206: P-Slice
Frame 207: P-Slice
Frame 208: P-Slice
Frame 209: P-Slice
Frame 210: P-Slice
Frame 211: P-Slice
Frame 212: P-Slice
Frame 213: P-Slice
Frame 214: P-Slice
Frame 215: P-Slice
Frame 216: P-Slice
Frame 217: P-Slice
Frame 218: P-Slice
Frame 219: P-Slice
Frame 220: P-Slice
Frame 221: P-Slice
Frame 222: P-Slice
Frame 223: P-Slice
Frame 224: P-Slice
Frame 225: P-Slice
Frame 226: P-Slice
Frame 227: P-Slice
Frame 228: P-Slice
Frame 229: P-Slice
Frame 230: P-Slice
Frame 231: P-Slice
Frame 232: P-Slice
Frame 233: P-Slice
Frame 234: P-Slice
Frame 235: P-Slice
Frame 236: P-Slice
Frame 237: P-Slice
Frame 238: P-Slice
Frame 239: P-Slice
Frame 240: P-Slice
Frame 241: P-Slice
Frame 242: P-Slice
Frame 243: P-Slice
Frame 244: P-Slice
Frame 245: P-Slice
Frame 246: P-Slice
Frame 247: P-Slice
Frame 248: P-Slice
Frame 249: P-Slice
Frame 250: P-Slice
Frame 251: P-Slice
Frame 252: P-Slice
Frame 253: P-Slice
Frame 254: P-Slice
Frame 255: P-Slice
Frame 256: P-Slice
Frame 257: P-Slice
Frame 258: P-Slice
Frame 259: P-Slice
Frame 260: P-Slice
Frame 261: P-Slice
Frame 262: P-Slice
Frame 263: P-Slice
Frame 264: P-Slice
Frame 265: P-Slice
Frame 266: P-Slice
Frame 267: P-Slice
Frame 268: P-Slice
Frame 269: P-Slice
Frame 270: P-Slice
Frame 271: P-Slice
Frame 272: P-Slice
Frame 273: P-Slice
Frame 274: P-Slice
Frame 275: P-Slice
Frame 276: P-Slice
Frame 277: P-Slice
Frame 278: P-Slice
Frame 279: P-Slice
Frame 280: P-Slice
Frame 281: P-Slice
Frame 282: P-Slice
Frame 283: P-Slice
Frame 284: P-Slice
Frame 285: P-Slice
Frame 286: P-Slice
Frame 287: P-Slice
Frame 288: P-Slice
Frame 289: P-Slice
Frame 290: P-Slice
Frame 291: P-Slice
Frame 292: P-Slice
Frame 293: P-Slice
Frame 294: P-Slice
Frame 295: P-Slice
Frame 296: P-Slice
Frame 297: P-Slice
Frame 298: P-Slice
Frame 299: P-Slice
Frame 300: P-Slice
Frame 301: P-Slice
Frame 302: P-Slice

Decoding done.

l264_v2:

H.264 stream: 320x240, zooming to 320x240
Hint: [Space] toggles pause; [Enter] advances to next frame

Frame   1: I-Slice
Frame   2: I-Slice
Frame   3: I-Slice
Frame   4: I-Slice
Frame   5: I-Slice
Frame   6: I-Slice
Frame   7: I-Slice
Frame   8: I-Slice
Frame   9: I-Slice
Frame  10: I-Slice
Frame  11: I-Slice
Frame  12: I-Slice
Frame  13: I-Slice
Frame  14: I-Slice
Frame  15: I-Slice
Frame  16: I-Slice
Frame  17: I-Slice
Frame  18: I-Slice
Frame  19: I-Slice
Frame  20: I-Slice
Frame  21: I-Slice
Frame  22: I-Slice
Frame  23: I-Slice
Frame  24: I-Slice
Frame  25: I-Slice
Frame  26: I-Slice
Frame  27: I-Slice
Frame  28: I-Slice
Frame  29: I-Slice
Frame  30: I-Slice
Frame  31: I-Slice
Frame  32: I-Slice
Frame  33: I-Slice
Frame  34: I-Slice
Frame  35: I-Slice
Frame  36: I-Slice
Frame  37: I-Slice
Frame  38: I-Slice
Frame  39: I-Slice
Frame  40: I-Slice
Frame  41: I-Slice
Frame  42: I-Slice
Frame  43: I-Slice
Frame  44: I-Slice
Frame  45: I-Slice
Frame  46: I-Slice
Frame  47: I-Slice
Frame  48: I-Slice
Frame  49: I-Slice
Frame  50: I-Slice
Frame  51: I-Slice
Frame  52: I-Slice
Frame  53: I-Slice
Frame  54: I-Slice
Frame  55: I-Slice
Frame  56: I-Slice
Frame  57: I-Slice
Frame  58: I-Slice
Frame  59: I-Slice
Frame  60: I-Slice
Frame  61: I-Slice
Frame  62: I-Slice
Frame  63: I-Slice
Frame  64: I-Slice
Frame  65: I-Slice
Frame  66: I-Slice
Frame  67: I-Slice
Frame  68: I-Slice
Frame  69: I-Slice
Frame  70: I-Slice
Frame  71: I-Slice
Frame  72: I-Slice
Frame  73: I-Slice
Frame  74: I-Slice
Frame  75: I-Slice
Frame  76: I-Slice
Frame  77: I-Slice
Frame  78: I-Slice
Frame  79: I-Slice
Frame  80: I-Slice
Frame  81: I-Slice
Frame  82: I-Slice
Frame  83: I-Slice
Frame  84: I-Slice
Frame  85: I-Slice
Frame  86: I-Slice
Frame  87: I-Slice
Frame  88: I-Slice
Frame  89: I-Slice
Frame  90: I-Slice
Frame  91: I-Slice
Frame  92: I-Slice
Frame  93: I-Slice
Frame  94: I-Slice
Frame  95: I-Slice
Frame  96: I-Slice
Frame  97: I-Slice
Frame  98: I-Slice
Frame  99: I-Slice
Frame 100: I-Slice
Frame 101: I-Slice
Frame 102: I-Slice
Frame 103: I-Slice
Frame 104: I-Slice
Frame 105: I-Slice
Frame 106: I-Slice
Frame 107: I-Slice
Frame 108: I-Slice
Frame 109: I-Slice
Frame 110: I-Slice
Frame 111: I-Slice
Frame 112: I-Slice
Frame 113: I-Slice
Frame 114: I-Slice
Frame 115: I-Slice
Frame 116: I-Slice
Frame 117: I-Slice
Frame 118: I-Slice
Frame 119: I-Slice
Frame 120: I-Slice
Frame 121: I-Slice
Frame 122: I-Slice
Frame 123: I-Slice
Frame 124: I-Slice
Frame 125: I-Slice
Frame 126: I-Slice
Frame 127: I-Slice
Frame 128: I-Slice
Frame 129: I-Slice
Frame 130: I-Slice
Frame 131: I-Slice
Frame 132: I-Slice
Frame 133: I-Slice
Frame 134: I-Slice
Frame 135: I-Slice
Frame 136: I-Slice
Frame 137: I-Slice
Frame 138: I-Slice
Frame 139: I-Slice
Frame 140: I-Slice
Frame 141: I-Slice
Frame 142: I-Slice
Frame 143: I-Slice
Frame 144: I-Slice
Frame 145: I-Slice
Frame 146: I-Slice
Frame 147: I-Slice
Frame 148: I-Slice
Frame 149: I-Slice
Frame 150: I-Slice
Frame 151: I-Slice
Frame 152: I-Slice
Frame 153: I-Slice
Frame 154: I-Slice
Frame 155: I-Slice
Frame 156: I-Slice
Frame 157: I-Slice
Frame 158: I-Slice
Frame 159: I-Slice
Frame 160: I-Slice
Frame 161: I-Slice
Frame 162: I-Slice
Frame 163: I-Slice
Frame 164: I-Slice
Frame 165: I-Slice
Frame 166: I-Slice
Frame 167: I-Slice
Frame 168: I-Slice
Frame 169: I-Slice
Frame 170: I-Slice
Frame 171: I-Slice
Frame 172: I-Slice
Frame 173: I-Slice
Frame 174: I-Slice
Frame 175: I-Slice
Frame 176: I-Slice
Frame 177: I-Slice
Frame 178: I-Slice
Frame 179: I-Slice
Frame 180: I-Slice
Frame 181: I-Slice
Frame 182: I-Slice
Frame 183: I-Slice
Frame 184: I-Slice
Frame 185: I-Slice
Frame 186: I-Slice
Frame 187: I-Slice
Frame 188: I-Slice
Frame 189: I-Slice
Frame 190: I-Slice
Frame 191: I-Slice
Frame 192: I-Slice
Frame 193: I-Slice
Frame 194: I-Slice
Frame 195: I-Slice
Frame 196: I-Slice
Frame 197: I-Slice
Frame 198: I-Slice
Frame 199: I-Slice
Frame 200: I-Slice
Frame 201: I-Slice
Frame 202: I-Slice
Frame 203: I-Slice
Frame 204: I-Slice
Frame 205: I-Slice
Frame 206: I-Slice
Frame 207: I-Slice
Frame 208: I-Slice
Frame 209: I-Slice
Frame 210: I-Slice
Frame 211: I-Slice
Frame 212: I-Slice
Frame 213: I-Slice
Frame 214: I-Slice
Frame 215: I-Slice
Frame 216: I-Slice
Frame 217: I-Slice
Frame 218: I-Slice
Frame 219: I-Slice
Frame 220: I-Slice
Frame 221: I-Slice
Frame 222: I-Slice
Frame 223: I-Slice
Frame 224: I-Slice
Frame 225: I-Slice
Frame 226: I-Slice
Frame 227: I-Slice
Frame 228: I-Slice
Frame 229: I-Slice
Frame 230: I-Slice
Frame 231: I-Slice
Frame 232: I-Slice
Frame 233: I-Slice
Frame 234: I-Slice
Frame 235: I-Slice
Frame 236: I-Slice
Frame 237: I-Slice
Frame 238: I-Slice
Frame 239: I-Slice
Frame 240: I-Slice
Frame 241: I-Slice
Frame 242: I-Slice
Frame 243: I-Slice
Frame 244: I-Slice
Frame 245: I-Slice
Frame 246: I-Slice
Frame 247: I-Slice
Frame 248: I-Slice
Frame 249: I-Slice
Frame 250: I-Slice
Frame 251: I-Slice
Frame 252: I-Slice
Frame 253: I-Slice
Frame 254: I-Slice
Frame 255: I-Slice
Frame 256: I-Slice
Frame 257: I-Slice
Frame 258: I-Slice
Frame 259: I-Slice
Frame 260: I-Slice
Frame 261: I-Slice
Frame 262: I-Slice
Frame 263: I-Slice
Frame 264: I-Slice
Frame 265: I-Slice
Frame 266: I-Slice
Frame 267: I-Slice
Frame 268: I-Slice
Frame 269: I-Slice
Frame 270: I-Slice
Frame 271: I-Slice
Frame 272: I-Slice
Frame 273: I-Slice
Frame 274: I-Slice
Frame 275: I-Slice
Frame 276: I-Slice
Frame 277: I-Slice
Frame 278: I-Slice
Frame 279: I-Slice
Frame 280: I-Slice
Frame 281: I-Slice
Frame 282: I-Slice
Frame 283: I-Slice
Frame 284: I-Slice
Frame 285: I-Slice
Frame 286: I-Slice
Frame 287: I-Slice
Frame 288: I-Slice
Frame 289: I-Slice
Frame 290: I-Slice
Frame 291: I-Slice
Frame 292: I-Slice
Frame 293: I-Slice
Frame 294: I-Slice
Frame 295: I-Slice
Frame 296: I-Slice
Frame 297: I-Slice
Frame 298: I-Slice
Frame 299: I-Slice
Frame 300: I-Slice
Frame 301: I-Slice
Frame 302: I-Slice

Decoding done.

by ami_stuff, 8 years ago

comment:9 by ami_stuff, 8 years ago

attached sample (v1 encoder) decodes (with artefacts) with:

mplayer -vc vssh264 -ao null -nosound l264_cavlc_qualityfactor_28.avi

and

ffmpeg -i l264_cavlc_qualityfactor_28.avi -vcodec copy out.h264

playh264 out.h264

so I would suggest to find out in which algo they made a mistake and support this crap

Last edited 8 years ago by ami_stuff (previous) (diff)

by ami_stuff, 8 years ago

in reply to:  9 comment:10 by ami_stuff, 8 years ago

Replying to ami_stuff:

attached sample (v1 encoder) decodes (with artefacts) with:

mplayer -vc vssh264 -ao null -nosound l264_cavlc_qualityfactor_28.avi

and

ffmpeg -i l264_cavlc_qualityfactor_28.avi -vcodec copy out.h264

playh264 out.h264

so I would suggest to find out in which algo they made a mistake and support this crap

It was actually file encoded by encoder V2, so just ignore this comment.

I attached file encoded with encoder V1 (l264_v1_cavlc_qualityfactor_28.avi​)- plays with artefacts with:

ffmpeg -vcodec h264 -i l264_v1_cavlc_qualityfactor_28.avi​ -vcodec copy out.h264

playh264 out.h264

mplayer + vssh codec crashes.

Last edited 8 years ago by ami_stuff (previous) (diff)

in reply to:  4 ; comment:11 by compn, 7 years ago

Replying to ami_stuff:

here is dll alone, maybe could be used with mplayer for testing purposes

http://www.datafilehost.com/d/eaad9a27

did you add it to mplayer? whats the codecs.conf entry for it? i keep getting decompression errors...

in reply to:  11 comment:12 by ami_stuff, 7 years ago

Replying to compn:

Replying to ami_stuff:

here is dll alone, maybe could be used with mplayer for testing purposes

http://www.datafilehost.com/d/eaad9a27

did you add it to mplayer? whats the codecs.conf entry for it? i keep getting decompression errors...

IIRC it didn't work with mplayer here.

Note: See TracTickets for help on using tickets.