Tag: #mp4
7 articles
iPhone Video Won't Play on Windows? Fix HEVC, Black Screen, and Sideways Videos
iPhone videos often fail to play on Windows PCs — codec errors, audio-only playback, or portrait videos rotated sideways. Learn the three common causes (HEVC, hvc1/hev1 tagging, rotation metadata) and fix them in your browser or with one FFmpeg command.
iPhone MOV to MP4 — The Complete Guide with the hvc1 Tag Fix
Make iPhone-captured HEVC .mov files play on Windows, Discord, Twitter, and the rest of the world. Lossless remux, hvc1 tag explained, H.264 re-encode for older players, batch conversion, and iPhone camera-format settings — covered with FFmpeg.
MKV to MP4 Remux ? No Quality Loss with FFmpeg
Convert MKV to MP4 the fast, lossless way using FFmpeg remux. Remux vs. re-encode compared, the three typical failure modes (subtitle format, non-standard audio, AV1/VP9), movflags +faststart explained, and a practical audio-only re-encode recipe.
TS to MP4 with FFmpeg ? Lossless Remux and CM Cuts
Convert TS/m2ts files from Japanese terrestrial TV recordings to MP4 with FFmpeg. Lossless remuxing with -c copy, PCR wraparound fixes, CM cutting, ARIB subtitle handling, BDAV extraction, and AACS errors explained. A practical guide for PT3/TVTest users.
MP4 vs WebM vs MOV vs MKV ? Format Guide
A side-by-side comparison of MP4, WebM, MOV, and MKV — characteristics, use cases, and codec support. Includes FFmpeg conversion commands and recommended formats by scenario.
Video Format Conversion Basics (MP4, MKV, WebM, MOV)
Convert video formats MP4, MKV, WebM, MOV with FFmpeg: container vs codec differences, when -c copy works vs fails, and ffprobe for codec inspection.
Complete Guide to Converting Video to MP4 (H.264/AAC) with FFmpeg
Convert any video to MP4 with FFmpeg: H.264 (libx264) + AAC, best CRF settings, -preset guide, stream copy shortcut. The complete ffmpeg video-to-mp4 command reference.