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2. M4V - Wikipedia

   en.wikipedia.org/wiki/M4V

   The M4V file format is a video container format developed by Apple and is very similar to the MP4 format. The primary difference is that M4V files may optionally be protected by DRM copy protection. Apple uses M4V to encode video files in its iTunes Store. Unauthorized reproduction of M4V files may be prevented using Apple's FairPlay copy

3. H.264/MPEG-4 AVC products and implementations - Wikipedia

   en.wikipedia.org/wiki/H.264/MPEG-4_AVC_products...

   Includes an MPEG-4 file source to read MP4, M4A, M4V, MP4V, MOV and 3GP container formats [8] and an MPEG-4 file sink to output to MP4 format . [9] On2 Technologies provides software implementations of an H.264 Baseline encoder and decoder in its embedded (Hantro) product family. The codec is available optimized for ARM9, ARM11 and Cortex A8.

4. HandBrake - Wikipedia

   en.wikipedia.org/wiki/HandBrake

   MPEG-4 Part 14 (MP4) iTunes Video (M4V) Matroska (MKV) AVI (up to version 0.9.3) WebM; Video formats [2] H.264 using x264, Nvidia NVENC, Intel QSV and AMD VCE; H.265/HEVC using x265, Nvidia NVENC, Intel QSV and AMD VCE [16] MPEG-4 ASP using libav; MPEG-2 using libav; Theora using libtheora; VP8 and VP9 using libvpx [17] AV1 using SVT-AV1 and ...

5. Comparison of video container formats - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_video...

   MP4 only supports Digital 3D at the video format level. [44] Some common multimedia file formats are not completely distinct container formats. Some are containers for specific audio and video coding formats, such as WebM, a subset of Matroska.

6. Video file format - Wikipedia

   en.wikipedia.org/wiki/Video_file_format

   .m4v MPEG-4 Part 12: H.264: AAC, Dolby Digital: Developed by Apple, used in iTunes. Very similar to MP4 format, but may optionally have DRM. SVI .svi

7. Comparison of video converters - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_video_converters

   Video converters are computer programs that can change the storage format of digital video. They may recompress the video to another format in a process called transcoding, or may simply change the container format without changing the video format.