[Ffmpeg-devel] flv container broken with version 7 of on2 encoder?

Mike Melanson mike
Sun Apr 1 18:22:36 CEST 2007

Gianluigi Tiesi wrote:
> On Sun, Apr 01, 2007 at 11:31:04AM +0200, Alex Beregszaszi wrote:
>> Hi,
>>> I've managed to "make work" vp7vfw.dll from mencoder
>>> there are still some "strange" issues but I've also
>>> tried to mux a file made with virtual dub.
>>> the resulting flash video is not playable with
>>> mplayer and with a free flv player in flash.
>>> It seams that the muxer sets an improper
>>> video tag/fourcc, can someone check it?
>> Are you sure VP7 is supported by Flash? If yes, upload such samples (not
>> made by you).
>> Current FFmpeg demuxer/muxer only supports VP6 from On2.
> it's unclear, on2 page talks about flash and about vp7 but they
> don't explicit state that flash supports vp7, their samples
> should be played with truecast player.
> Some site report that flash9 is capable to play video with vp7.
> I'll let you known if I find some additional infos.

I can pretty well assure you that Flash Player 9 does *not* play VP7 video.

	-Mike Melanson

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