f4v vs flv vs h.264 and convert f4v/flv to flash flv/swf/html for mac
First, compare f4v, flv and h.264
Flash Video FLV
FLV files contain video bit streams which are a proprietary variant of the H.263 video standard,under the name of Sorenson Spark . It was the first video codec supported in Flash Player. It is the required video compression format for Flash Player 6 and 7. Starting with SWF files published for Flash Player 7, Flash Player can also play FLV files directly with MIME type video/x-flv. An FLV file encodes synchronized audio and video streams. The audio and video data within FLV files are encoded in the same way as audio and video within SWF files.
Tips: Supported media types in FLV file format:
Video: On2 VP6, Sorenson Spark (Sorenson H.263), Screen video, H.264
Audio: MP3, ADPCM, Linear PCM, Nellymoser, Speex, AAC, G.711 (reserved for internal use)
Flash Video flv and H.264
Flash Player 9 Update 3, released on December 3, 2007, also includes support for the new Flash Video file format F4V and H.264 video standard (also known as MPEG-4 part 10, or AVC) which is even more computationally demanding, but offers significantly better quality/bitrate ratio.The F4V format is based on the format specified by ISO/IEC 14496-12: ISO base media file format. A large part of the F4V format involves metadata. When Flash Player loads an F4V file, various stream properties are made available to a running ActionScript program via the NetStream.onMetaData property. The available properties differ depending on the software used. The F4V file format supports an assortment of optional tag boxes that can occur within a mov box.
Tips: Supported media types in F4V file format:
Video: H.264 ; Images (still frame of video data): GIF, PNG, JPEG ; Audio: AAC, HE-AAC, MP3
Second, convert f4v/flv to Flash flv/swf/html
f4v to flash converter Mac supports convert f4v to flv, f4v to swf, flv to swf with a a HTML web page generated automatically with a customize flash player with flash playlist and control bar.
Tips: You can directly modify the extension of F4V files to *.flv, but you also have to convert its codecs. Nowadays there are many types of FLV files ending with *.flv. However, their video codec is different, H.264, H.263, VP6, VP6 alpha, F4V, or M4V. Some player just can play FLV with h.263, VP6, VP6 alpha and can not play other types of FLV. For not supported FLV codec type, the player you use can not recognize it.
Mac f4v/flv to flash converter supports set output parameter(bitrate, resolution etc) for your files and customize Flash video, like: select control bar and skin for the flash player, add special effect, preloader template and add image or text, insert clickable URL in flash video, also provides some common editing functions: clip, crop, trim, split, apply effect, set output parameter, merge, join, slide, snapshot, rotate etc on Mac
Guide: step by step convert f4v/flv to flash swf
Step1: Download f4v to flash converter mac on your Mac
Step2: Add f4v/flv files to the software by just click "Add Files"
Tips: if you convert f4v files, you`d better change the extension of f4v files to .flv, then import to converter.
Step(optional): customize the video, set output formats etc.
Step3: Click"start button" to convert f4v/flv files to flash, then upload to web easily.
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