-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 06/09/2012 06:19 PM, Dan Dennedy wrote: > On Sat, Jun 9, 2012 at 1:05 AM, Till Theato <r...@ttill.de> wrote: > On 06/09/2012 04:30 AM, Dan Dennedy wrote: >>>> On Fri, Jun 8, 2012 at 6:57 PM, Lou <l...@lrcd.com> wrote: >>>>> On Fri, 8 Jun 2012 08:25:45 -0700 Dan Dennedy >>>>> <d...@dennedy.org> wrote: >>>>> >>>>>> On Thu, Jun 7, 2012 at 10:47 PM, Simon A. Eugster >>>>>> <simon...@gmail.com> wrote: >>>>>>> Thanks Lou, this worked. >>>>>>> >>>>>>> @Devs, I get a message that pcm_s16le is not supported, >>>>>>> and saw that although ffmpeg does support it, MLT does >>>>>>> not (or at least it is not listed). >>>>>>> >>>>>>> Why is this? >>>>>> >>>>>> it does as far as I know, but maybe your MLT is old or >>>>>> you have an incompatible version of libavcodec: >>>>>> >>>>> >>>>> I also see the "Unsupported audio codec: pcm_s16le" message >>>>> in Render > AVI DV for example on Arch Linux. >>>>> >>>>> $ kdenlive --version Qt: 4.8.2 KDE Development Platform: >>>>> 4.8.3 (4.8.3) Kdenlive: 0.9.2 >>>>> >>>>> $ melt --version melt 0.7.8 >>>> >>>> released Feb. 13, but the fix I noted is dated Feb. 25. The >>>> newest version is 0.8.0 > > Hey, > > I use latest MLT from git (0.8.1) and have the same problem with > ffmpeg 0.10.3 > >> I downloaded the release version of ffmpeg and reproduced the >> problem. The problem is this commit in MLT: > >> commit 0967c0dc30a4e91d26ef72c0d5cd2c69dda8613b Author: Brian >> Matherly <pez4br...@yahoo.com> Date: Sun Mar 18 14:18:47 2012 >> -0500 > >> Fix incorrect precompiler conditionals for libav/ffmpeg >> versions. > >> Needed to support ffmpeg 0.9 and 0.10 releases. > >> diff --git a/src/modules/avformat/consumer_avformat.c >> b/src/modules/avformat/consumer_avformat.c index 0b0322e..424ad9f >> 100644 --- a/src/modules/avformat/consumer_avformat.c +++ >> b/src/modules/avformat/consumer_avformat.c @@ -237,7 +237,7 @@ >> static int consumer_start( mlt_consumer consumer ) >> mlt_properties_set_data( properties, "acodec", codecs, 0, >> (mlt_destructor) mlt_properties_close, NULL ); >> mlt_properties_set_data( doc, "audio_codecs", codecs, 0, NULL, >> NULL ); while ( ( codec = av_codec_next( codec ) ) ) -#if >> LIBAVCODEC_VERSION_INT >= ((53<<16)+(34<<8)+0) +#if >> LIBAVCODEC_VERSION_INT >= ((54<<16)+(0<<8)+0) > >> ... > >> Here is a part of the e-mail from Brian explaining the >> rationale: > >> We chose to check for avcodec version 53.34.0 because that is >> when the encode2 field was added to libav. The problem is that >> libav and ffmpeg were not consistent with the libavcodec version >> when they released it. ffmpeg first released it in 0.10 with >> avcodec 53.60.100 while libav released it with 0.8 at 53.35.0. >> ffmpeg 0.9 was released without encode2 at 53.42.0 - which breaks >> because we look for encode2 and it isn't there. So... I recommend >> that we just switch to checking for 54.0.0 because that is when >> they both started actually using it. > >> --- > >> MLT is obviously affected by this libav/ffmpeg fork and their >> differences in versioning. A couple of months ago I looked for a >> way to differentiate the two at the time of pre-processing and >> only came up with something obscure and possibly unreliable: #if >> defined(FFUDIV). Besides, I really don't want to add a bunch to >> the ffmpeg vs. libav tests to the already numerous ifdefs. So, >> the general policy I have taken with MLT is to require a version >> where it exists in both. So, basically, no, FFmpeg 0.10.3 is not >> supported, but it already has a 0.11 branch, and it works with >> git head.
Thanks a lot for looking into it. Totally understandable that you don't want to add yet another ifdef. > > The issue seems to be present on Ubuntu with libav too: > http://www.kdenlive.org/forum/pcms16le-codec-not-found-even-though-it-there-fixed#comment-17620 > > >> Seems a different problem with that particular version of >> libavcodec indicating that pcm_s16le is usable for decoding only. >> Looks like the best solution is to patch it at the libav package >> level as suggested by sunab. > >>>> >>>>> >>>>> $ ffmpeg ffmpeg version 0.10.3 Copyright (c) 2000-2012 the >>>>> FFmpeg developers >>>> >>>> released May 6. Aggressive adoption of a volatile project >>>> like FFmpeg is bound to create problems. >>>> >>>>> built on May 9 2012 17:51:07 with gcc 4.7.0 20120505 >>>>> (prerelease) configuration: --prefix=/usr >>>>> --enable-libmp3lame --enable-libvorbis --enable-libxvid >>>>> --enable-libx264 --enable-libvpx --enable-libtheora >>>>> --enable-libgsm --enable-libspeex --enable-postproc >>>>> --enable-shared --enable-x11grab >>>>> --enable-libopencore_amrnb --enable-libopencore_amrwb >>>>> --enable-libschroedinger --enable-libopenjpeg >>>>> --enable-librtmp --enable-libpulse --enable-gpl >>>>> --enable-version3 --enable-runtime-cpudetect >>>>> --disable-debug --disable-static libavutil 51. 35.100 >>>>> / 51. 35.100 libavcodec 53. 61.100 / 53. 61.100 >>>>> libavformat 53. 32.100 / 53. 32.100 libavdevice 53. >>>>> 4.100 / 53. 4.100 libavfilter 2. 61.100 / 2. 61.100 >>>>> libswscale 2. 1.100 / 2. 1.100 libswresample 0. >>>>> 6.100 / 0. 6.100 libpostproc 52. 0.100 / 52. 0.100 >>>>> >>>>> $ ffmpeg -codecs | grep pcm_s16le DEA D pcm_s16le >>>>> PCM signed 16-bit little-endian >>>> >>>> $ melt -query audio_codecs | grep pcm_s16le - pcm_s16le >>>> >>>>> >>>>> This ffmpeg is from the repo although I usually compile my >>>>> own and rarely use the repo version. >>>> >>>> -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iEYEARECAAYFAk/VEXMACgkQzwEyz7QP6nRSuwCcCP3EZXcodEWpZuAfdbARKDHC UgYAoKYov6PbaIyFyUDAJEQ0iru5Ulyn =bLIR -----END PGP SIGNATURE----- ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Kdenlive-devel mailing list Kdenlive-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kdenlive-devel
