Hab das auch wenn ich meine mp4 nochmal in mp4 umwandel (fragt nicht, wird halt nochmal kleiner an mb)
avconv -i F.mp4 -strict experimental F2.mp4avconv version 11.9-6:11.9-1~deb8u1+rpi1, Copyright (c) 2000-2017 the Libav developers built on Apr 26 2017 06:57:28 with gcc 4.9.2 (Raspbian 4.9.2-10)Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'F.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2mp41 creation_time : 2017-08-25 22:08:38 encoder : Lavf56.1.0 Duration: 00:00:45.06, start: 0.000000, bitrate: 5622 kb/s Stream #0.0(eng): Video: mpeg4 (Simple Profile), yuv420p, 640x480 [PAR 1:1 DAR 4:3], 5485 kb/s, 16.58 fps, 90k tbn, 300 tbc (default) Metadata: creation_time : 2017-08-25 22:08:38 Stream #0.1(und): Audio: aac, 44100 Hz, stereo, fltp, 202 kb/s (default) Metadata: creation_time : 2017-08-25 22:08:38[libx264 @ 0x1221220] using SAR=1/1[libx264 @ 0x1221220] using cpu capabilities: ARMv6 NEON[libx264 @ 0x1221220] profile High, level 2.2[libx264 @ 0x1221220] 264 - core 142 r2431 a5831aa - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - https://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=16 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00Output #0, mp4, to 'F2.mp4': Metadata: major_brand : isom minor_version : 512 compatible_brands: isomiso2mp41 creation_time : 2017-08-25 22:08:38 encoder : Lavf56.1.0 Stream #0.0(eng): Video: libx264, yuv420p, 640x480 [PAR 1:1 DAR 4:3], q=-1--1, 16.58 fps, 199 tbn, 16.58 tbc (default) Metadata: creation_time : 2017-08-25 22:08:38 encoder : Lavc56.1.0 libx264 Stream #0.1(und): Audio: aac, 44100 Hz, stereo, fltp, 200 kb/s (default) Metadata: creation_time : 2017-08-25 22:08:38 encoder : Lavc56.1.0 aacStream mapping: Stream #0:0 -> #0:0 (mpeg4 (native) -> h264 (libx264)) Stream #0:1 -> #0:1 (aac (native) -> aac (native))Press ctrl-c to stop encoding*** Error in `avconv': realloc(): invalid next size: 0x01245818 ***Abgebrochen
Bei 1er mweiner selbstgebastelten mp4 ist das so, hier die MedianInfo F.mp4
General
Complete name : F.mp4
Format : MPEG-4
Format profile : Base Media
Codec ID : isom
File size : 30.2 MiB
Duration : 45s 70ms
Overall bit rate mode : Variable
Overall bit rate : 5 622 Kbps
Encoded date : UTC 2017-08-25 22:08:38
Tagged date : UTC 2017-08-25 22:08:38
Writing application : Lavf56.1.0
Video
ID : 1
Format : MPEG-4 Visual
Format profile : Simple@L6
Format settings, BVOP : Yes
Format settings, QPel : No
Format settings, GMC : No warppoints
Format settings, Matrix : Default (H.263)
Codec ID : 20
Duration : 44s 492ms
Bit rate : 5 486 Kbps
Width : 640 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate mode : Variable
Frame rate : 16.610 fps
Minimum frame rate : 16.340 fps
Maximum frame rate : 16.889 fps
Color space : YUV
Bit depth : 8 bits
Scan type : Progressive
Compression mode : Lossy
Bits/(Pixel*Frame) : 1.075
Stream size : 29.1 MiB (96%)
Writing library : MTK_ENCODER_V3
Language : English
Encoded date : UTC 2017-08-25 22:08:38
Tagged date : UTC 2017-08-25 22:08:38
Audio
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Codec ID : 40
Duration : 45s 70ms
Bit rate mode : Variable
Bit rate : 203 Kbps
Channel(s) : 2 channels
Sampling rate : 44.1 KHz
Compression mode : Lossy
Stream size : 1.09 MiB (4%)
Encoded date : UTC 2017-08-25 22:08:38
Tagged date : UTC 2017-08-25 22:08:38
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