July 2011 - FFmpeg-trac - lists.ffmpeg.org

#335(swscale:new): segmentation fault in av_rescale_q?
by FFmpeg 08 Jul '11

08 Jul '11

#335: segmentation fault in av_rescale_q? -------------------------+-------------------------- Reporter: taeuber | Owner: michael Type: defect | Status: new Priority: important | Component: swscale Version: git-master | Keywords: av_rescale_q Blocked By: | Blocking: Reproduced: 0 | Analyzed: 0 -------------------------+-------------------------- hit a segmentation fault. Please have a look at the attached file. BTW: My gdb needs a different syntax than you tell on your website: (gdb) disass $pc-32, $pc+32 watchaout for the comma between the positions Thanks -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/335> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#330(FFplay:new): Some instabilities while playing ffplay on beagleboard + angstrom
by FFmpeg 07 Jul '11

07 Jul '11

#330: Some instabilities while playing ffplay on beagleboard + angstrom -----------------------------+--------------------- Reporter: luckynarang123 | Owner: michael Type: defect | Status: new Priority: normal | Component: FFplay Version: unspecified | Keywords: Blocked By: | Blocking: Reproduced: 0 | Analyzed: 0 -----------------------------+--------------------- Hi, When i play m4v file,then ffplay play it well. But When i play a wmv,avi file it shows black screen 1) When avi file is played: Input #0, avi, from 'Sachin-Tendulkar.avi': Metadata: ISFT : Lavf52.64.2 Duration: 00:01:15.41, start: 0.000000, bitrate: 466 kb/s Stream #0.0: Video: mpeg4, yuv420p, 320x238 [PAR 1:1 DAR 160:119], 30 tbr, 30 tbn, 30 tbc Stream #0.1: Audio: mp2, 44100 Hz, 1 channels, s16, 128 kb/s 2) when another avi file is played,the player just hangs at some frame. Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Mahi-Ve.avi': Metadata: major_brand : qt minor_version : 537199360 compatible_brands: qt Duration: 00:04:30.08, start: 0.000000, bitrate: 1580 kb/s Stream #0.0(eng): Video: h264, yuv420p, 720x420, 1446 kb/s, 25 fps, 25 tbr, 2500 tbn, 5k tbc Stream #0.1(eng): Audio: aac, 48000 Hz, stereo, s16, 128 kb/s Stream #0.2(eng): Data: tmcd / 0x64636D74 3) When wmv file is played Again it displays black screen. asf @ 0xbf6050]max_analyze_duration reached Input #0, asf, from 'WLAN_Bluetooth_demo.wmv': Metadata: title : test2 author : copyright : comment : WMFSDKVersion : 11.0.5721.5265 WMFSDKNeeded : 0.0.0.0000 IsVBR : 0 Duration: 00:02:01.11, start: 10.000000, bitrate: 300 kb/s Stream #0.0: Audio: wmav2, 44100 Hz, 1 channels, s16, 32 kb/s Stream #0.1: Video: wmv3, yuv420p, 640x480, 10 tbr, 1k tbn, 1k tbc [wmv3 @ 0xbfc8c0]Extra data: 8 bits left, value: 0 -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/330> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#293(undetermined:new): FFplay running on beagleboard xm, unable to listen any sound ..why?
by FFmpeg 06 Jul '11

06 Jul '11

#293: FFplay running on beagleboard xm,unable to listen any sound ..why? ----------------------------+-------------------------- Reporter: luckynarang123 | Type: task Status: new | Priority: normal Component: undetermined | Version: unspecified Keywords: | Blocked By: Blocking: | Reproduced: 0 Analyzed: 0 | ----------------------------+-------------------------- We are running ffplay on beagleboard on beagle board,but we are not able to listen any sound..what could be the reasons for this ? -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/293> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#328(FFmpeg:new): PGM to JPEG-LS identify error
by FFmpeg 06 Jul '11

06 Jul '11

#328: PGM to JPEG-LS identify error --------------------------+--------------------- Reporter: sebastian0 | Owner: michael Type: defect | Status: new Priority: normal | Component: FFmpeg Version: unspecified | Keywords: Blocked By: | Blocking: Reproduced: 0 | Analyzed: 0 --------------------------+--------------------- Hello dear mailinglist, I've got a problem with the convertion from PGM to JPEG-LS. $ file barbara-pgm.pgm barbara-pgm.pgm: Netpbm PGM "rawbits" image data $ identify barbara-pgm.pgm barbara-pgm.pgm PNM 720x576 720x576+0+0 8-bit Grayscale DirectClass 405KiB 0.000u 0:00.000 $ ffmpeg -f image2 -vcodec pgm -pix_fmt gray16be -i barbara-pgm.pgm -f image2 -vcodec jpegls -pix_fmt gray16le barbara-ffmpeg-tojpegls.jls $ file barbara-ffmpeg-tojpegls.jls barbara-ffmpeg-tojpegls.jls: JPEG image data $ identify barbara-ffmpeg-tojpegls.jls identify: Unsupported marker type 0xf7 `barbara-ffmpeg-tojpegls.jls' @ jpeg.c/EmitMessage/232. But it should look like (it's also JPEG-LS but not created with ffmpeg): $ identify barbara-compressed.pgm identify: Improper image header `barbara-compressed.pgm' @ pnm.c/ReadPNMImage/297. $ file barbara-compressed.pgm barbara-compressed.pgm: data I also played around with "gray16be" and "gray16le" but this doesn't work out. --- FFmpeg version SVN-r0.5.1-4:0.5.1-1ubuntu1.1, Copyright (c) 2000-2009 Fabrice Bellard, et al. configuration: --extra-version=4:0.5.1-1ubuntu1.1 --prefix=/usr --enable-avfilter --enable-avfilter-lavf --enable-vdpau --enable-bzlib --enable-libgsm --enable-libschroedinger --enable-libspeex --enable- libtheora --enable-libvorbis --enable-pthreads --enable-zlib --disable-stripping --disable-vhook --enable-runtime-cpudetect --enable-gpl --enable-postproc --enable-swscale --enable-x11grab --enable-libdc1394 --enable-shared --disable-static libavutil 49.15. 0 / 49.15. 0 libavcodec 52.20. 1 / 52.20. 1 libavformat 52.31. 0 / 52.31. 0 libavdevice 52. 1. 0 / 52. 1. 0 libavfilter 0. 4. 0 / 0. 4. 0 libswscale 0. 7. 1 / 0. 7. 1 libpostproc 51. 2. 0 / 51. 2. 0 built on Mar 31 2011 18:53:20, gcc: 4.4.3 --- What should I do to get valid JPEG-LS data? Best regards, Sebastian Wieseler -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/328> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#262(avcodec:new): 0 channels in aac stream
by FFmpeg 03 Jul '11

03 Jul '11

#262: 0 channels in aac stream -------------------------+---------------------------- Reporter: cehoyos | Owner: Type: defect | Status: new Priority: normal | Component: avcodec Version: git-master | Keywords: aac regression Blocked By: | Blocking: Reproduced: 1 | Analyzed: 0 -------------------------+---------------------------- Attached file plays fine with QuickTime, vlc and mplayer -ac faad, cannot be decoded by current FFmpeg {{{ ffmpeg -i nochannels.mov out.wav ffmpeg version git-N-30502-g99eb31e, Copyright (c) 2000-2011 the FFmpeg developers built on Jun 3 2011 07:48:56 with gcc 4.4.1 [gcc-4_4-branch revision 150839] configuration: libavutil 51. 4. 0 / 51. 4. 0 libavcodec 53. 6. 1 / 53. 6. 1 libavformat 53. 2. 0 / 53. 2. 0 libavdevice 53. 1. 0 / 53. 1. 0 libavfilter 2. 12. 0 / 2. 12. 0 libswscale 0. 14. 1 / 0. 14. 1 [aac @ 0x1307280] channel element 1.0 is not allocated Last message repeated 216 times [mov,mp4,m4a,3gp,3g2,mj2 @ 0x13023e0] max_analyze_duration 5000000 reached at 5005000 Seems stream 0 codec frame rate differs from container frame rate: 30000.00 (30000/1) -> 29.97 (30000/1001) Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'nochannels.mov': Metadata: creation_time : 2011-04-28 20:41:51 Duration: 00:02:49.31, start: 0.000000, bitrate: 99 kb/s Stream #0.0(eng): Video: mpeg4, yuv420p, 320x240 [PAR 1:1 DAR 4:3], 1198 kb/s, 29.97 fps, 29.97 tbr, 30k tbn, 30k tbc Metadata: creation_time : 1945-04-27 20:41:51 Stream #0.1(eng): Audio: aac, 0 channels, s16, 96 kb/s Metadata: creation_time : 1945-04-27 20:41:51 [wav @ 0x1306580] sample rate not set Output #0, wav, to 'out.wav': Metadata: creation_time : 2011-04-28 20:41:51 Stream #0.0(eng): Audio: pcm_s16le, 0 channels, s16 Metadata: creation_time : 1945-04-27 20:41:51 Stream mapping: Stream #0.1 -> #0.0 Could not write header for output file #0 (incorrect codec parameters ?) }}} {{{ ffmpeg -acodec libfaad -i nochannels.mov out.wav FFmpeg version 0.5.2, Copyright (c) 2000-2009 Fabrice Bellard, et al. configuration: --cc=/usr/local/gcc-4.4.5/bin/gcc --enable-libfaad --enable-gpl --enable-x11grab libavutil 49.15. 0 / 49.15. 0 libavcodec 52.20. 1 / 52.20. 1 libavformat 52.31. 0 / 52.31. 0 libavdevice 52. 1. 0 / 52. 1. 0 built on May 7 2011 00:55:39, gcc: 4.4.5 Seems stream 0 codec frame rate differs from container frame rate: 30000.00 (30000/1) -> 29.97 (30000/1001) Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'nochannels.mov': Duration: 00:02:49.31, start: 0.000000, bitrate: 99 kb/s Stream #0.0(eng): Video: mpeg4, yuv420p, 320x240 [PAR 1:1 DAR 4:3], 29.97 tbr, 29.97 tbn, 30k tbc Stream #0.1(eng): Audio: aac, 44100 Hz, stereo, s16 Output #0, wav, to 'out.wav': Stream #0.0(eng): Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s Stream mapping: Stream #0.1 -> #0.0 Press [q] to stop encoding size= 2176kB time=12.63 bitrate=1411.2kbits/s video:0kB audio:2176kB global headers:0kB muxing overhead 0.001975% }}} -- Ticket URL: <https://avcodec.org/trac/ffmpeg/ticket/262> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#271(undetermined:new): regression with seeking in avi
by FFmpeg 03 Jul '11

03 Jul '11

#271: regression with seeking in avi --------------------------+-------------------------- Reporter: ami_stuff | Type: defect Status: new | Priority: normal Component: undetermined | Version: unspecified Keywords: | Blocked By: Blocking: | Reproduced: 0 Analyzed: 0 | --------------------------+-------------------------- http://www.datafilehost.com/download-39b73242.html seeking with ffplay in attached file doesn't work correctly, seems like a regression because of this patch: {{{ avidec: correct frame_offset for seeking Signed-off-by: Michael Niedermayer <michaelni at gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=187528441ab936c10… --- libavformat/avidec.c | 18 +++++++++++++++++- 1 files changed, 17 insertions(+), 1 deletions(-) diff --git a/libavformat/avidec.c b/libavformat/avidec.c index 98b3be6..7e97b7b 100644 --- a/libavformat/avidec.c +++ b/libavformat/avidec.c @@ -1303,7 +1303,7 @@ static int avi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp { AVIContext *avi = s->priv_data; AVStream *st; - int i, index; + int i, index, j; int64_t pos, pos_min; AVIStream *ast; @@ -1367,6 +1367,22 @@ static int avi_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp index=0; ast2->seek_pos= st2->index_entries[index].pos; pos_min= FFMIN(pos_min,ast2->seek_pos); + } + for(i = 0; i < s->nb_streams; i++) { + AVStream *st2 = s->streams[i]; + AVIStream *ast2 = st2->priv_data; + + if (ast2->sub_ctx || st2->nb_index_entries <= 0) + continue; + + index = av_index_search_timestamp( + st2, + av_rescale_q(timestamp, st->time_base, st2->time_base) * FFMAX(ast2->sample_size, 1), + flags | AVSEEK_FLAG_BACKWARD); + if(index<0) + index=0; + while(index>0 && st2->index_entries[index-1].pos >= pos_min) + index--; ast2->frame_offset = st2->index_entries[index].timestamp; } }}} {{{ C:\>ffmpeg -i reszort.avi ffmpeg version git-N-30558-ge844abc, Copyright (c) 2000-2011 the FFmpeg develope rs built on Jun 5 2011 08:19:16 with gcc 4.5.3 configuration: --enable-gpl --enable-version3 --enable-memalign-hack --enable- runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libo pencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable- libgsm -- enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable- libschroedinger --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enabl e-libx264 --enable-libxavs --enable-libxvid --enable-zlib --disable- outdev=sdl - -pkg-config=pkg-config libavutil 51. 4. 0 / 51. 4. 0 libavcodec 53. 6. 1 / 53. 6. 1 libavformat 53. 2. 0 / 53. 2. 0 libavdevice 53. 1. 1 / 53. 1. 1 libavfilter 2. 12. 0 / 2. 12. 0 libswscale 0. 14. 1 / 0. 14. 1 libpostproc 51. 2. 0 / 51. 2. 0 Input #0, avi, from 'reszort.avi': Metadata: creation_time : 2003-09-04 21:58:30 Duration: 00:00:38.03, start: 0.000000, bitrate: 824 kb/s Stream #0.0: Video: msmpeg4v1, yuv420p, 192x144, 14.98 fps, 14.98 tbr, 14.98 tbn, 14.98 tbc Stream #0.1: Audio: pcm_s16le, 22050 Hz, 1 channels, s16, 352 kb/s At least one output file must be specified }}} {{{ C:\>ffmpeg -i reszort.avi ffmpeg version git-N-30558-ge844abc, Copyright (c) 2000-2011 the FFmpeg develope rs built on Jun 5 2011 08:19:16 with gcc 4.5.3 configuration: --enable-gpl --enable-version3 --enable-memalign-hack --enable- runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libo pencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable- libgsm -- enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable- libschroedinger --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enabl e-libx264 --enable-libxavs --enable-libxvid --enable-zlib --disable- outdev=sdl - -pkg-config=pkg-config libavutil 51. 4. 0 / 51. 4. 0 libavcodec 53. 6. 1 / 53. 6. 1 libavformat 53. 2. 0 / 53. 2. 0 libavdevice 53. 1. 1 / 53. 1. 1 libavfilter 2. 12. 0 / 2. 12. 0 libswscale 0. 14. 1 / 0. 14. 1 libpostproc 51. 2. 0 / 51. 2. 0 Input #0, avi, from 'reszort.avi': Metadata: creation_time : 2003-09-04 21:58:30 Duration: 00:00:38.03, start: 0.000000, bitrate: 824 kb/s Stream #0.0: Video: msmpeg4v1, yuv420p, 192x144, 14.98 fps, 14.98 tbr, 14.98 tbn, 14.98 tbc Stream #0.1: Audio: pcm_s16le, 22050 Hz, 1 channels, s16, 352 kb/s At least one output file must be specified }}} -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/271> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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#302(avcodec:new): no padding bugs detection conflicts with mpeg4 stream which contains resync_markers
by FFmpeg 01 Jul '11

01 Jul '11

#302: no padding bugs detection conflicts with mpeg4 stream which contains resync_markers ---------------------+-------------------------- Reporter: anatoly | Type: defect Status: new | Priority: normal Component: avcodec | Version: unspecified Keywords: | Blocked By: Blocking: | Reproduced: 0 Analyzed: 0 | ---------------------+-------------------------- Attached sample contains mpeg4 bitstream with resync_markers. This stream successfully decoded with Elecard Stream Eye and IPP decoders. FFmpeg reports following errors: Input #0, m4v, from '/home/alien/tmp/02.mp4': Duration: N/A, bitrate: N/A Stream #0.0: Video: mpeg4, yuv420p, 1280x720 [PAR 1:1 DAR 16:9], 30k tbr, 1200k tbn, 30k tbc [mpeg4 @ 0x21b4ce0] cbpc damaged at 3 30KB vq= 18KB sq= 0B f=0/0 [mpeg4 @ 0x21b4ce0] Error at MB: 2433 [mpeg4 @ 0x21b4ce0] concealing 2400 DC, 2400 AC, 2400 MV errors 0.84 A-V: 0.000 s:0.0 aq= 0KB vq= 0KB sq= 0B f=0/0 0/0 It looks like no padding bug detection conflicts with this stream. -- Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/302> FFmpeg <http://ffmpeg.org> FFmpeg issue tracker

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