Re: [FFmpeg-user] Converting 4:2:2 pro-res to 4:2:0 for AVC encoding

2017-04-06 Thread Pradeep Ramachandran
> > Hi, > > On Wed, Apr 05, 2017 at 14:21:44 +0530, Pradeep Ramachandran wrote: > > Hi all, > > Your e-mail is very confusing (to me), it's not quite clear what you're > trying to achieve. > > > Subject: [FFmpeg-user] Converting 4:2:2 pro-res to 4:2:0 for AVC encoding > [...] > > I would like to en

[FFmpeg-user] Encoding MP4/AAC audio from pcm: issues with packets, duration, and pts/dts (especially when using -movflags empty_moov)

2017-04-06 Thread Eric Amram
Hello, I've encountered several issues trying to encode audio PCM into MP4/AAC. I've recompiled the latest nightly to make sure it was not already solved. Here are the FFmpeg command line I ran to encode a 8192 bytes of raw s16le PCM file (4096 samples) into MP4/AAC: ffmpeg -nostdin -hide_banne

Re: [FFmpeg-user] Converting and encoding in same step without pipes

2017-04-06 Thread Cley Faye
2017-04-06 5:31 GMT+02:00 Aarthi Priya Thirumalai < aar...@multicorewareinc.com>: > I want to convert my input from Prores 4K10 bit 4:2:2 to 4K10bit 4:2:0 and > directly encode through libx265/libx264 in ffmpeg in a single step instead > of doing the conversion and storing in a intermediary file a

Re: [FFmpeg-user] Cross compiling ffmpeg lib with openh264

2017-04-06 Thread Cley Faye
2017-04-06 13:21 GMT+02:00 Shivam Raj : > I am trying to compile with Cyclone-V SOC with Yocto toolchain for ARM > cortexA9. I am receiving the following error : > ERROR: openh264 not found using pkg-config > > ./configure --enable-cross-compile --cross-prefix=arm-poky-linux- > gnueabi- > --arch

[FFmpeg-user] Converting and encoding in same step without pipes

2017-04-06 Thread Aarthi Priya Thirumalai
Hello all, In my current set, I am trying to encode content with ffmpeg. The ffmpeg receives the source input through a Black Magic Declink 4K pro capture card. Input to the capture card is a prores 4:2:2 4k60 10bit content from Atomos Shogun device. I want to convert my input from Prores 4K10 bit

[FFmpeg-user] OGG metadata

2017-04-06 Thread Bouke / VideoToolShed
Guys, Got an OGG file that is supposed to contain timecode. (It’s generated for transcription.) Output is below. Can someone shed some light on what I’m seeing? Is there indeed some time info there? If so, how to interpret it? (The file indeed seems catted from multiple shots.) thx, Bouke ffmp