x264

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FFmpeg/X264: Split video mid-GOP without reencoding entire stream

I\'ve got an H264 video (Stored in an MP4 file). Each GOP is approx 10s long. I want to trim the first couple开发者_如何学Go of seconds off the video, which means I need to split the first GOP. Is the[详细]

2023-04-07 02:19 分类：问答
Compiling x264 for i386

How would I compile the x264 library for the i386 architecture? Usually to force an architecture I would use the follow command:[详细]

2023-03-30 14:06 分类：问答
h264 lossless coding

Is it possible to do completely lossless encoding in h264? By lossless, I mean that if I feed it a series of frames and encode them, and then if I extract all the frames from the encoded video, I will[详细]

2023-03-20 22:19 分类：问答
libx264 performances on iOS

I was wondering whether someone has some experience using libx264 on iPhone. How does it perform? What framerate can I expect? Will it work for simultaneous encoding & decoding (video call) or th[详细]

2023-03-11 13:10 分类：问答
How to install X264

I\'m trying to make a program. When I run ./configure, this is what I get: checking for X264... configure: WARNING:[详细]

2023-03-10 05:03 分类：问答
Manually feeding x264 with my own motion data?

I am trying to encode a stream using x264 (by feeding individual images), but what\'s unusual is that I already have some motion information for my frames. I know exactly which areas have been modifie[详细]

2023-03-06 23:27 分类：问答
ffmpeg conversion skips audio

While converting a video to mp4 format using ffmpeg the audio gets skipped because of which the audio goes out of sync with the Video.[详细]

2023-02-27 11:10 分类：问答
.mov conversion to .mp4 using ffmpeg doesn't convert the entire video

I am trying to convert a mov file which I got from saving my powerpoint presentation to a movie file. However only a part of the presentation is converted not the entire one and also running qt-start[详细]

2023-02-20 21:26 分类：问答
mencoder -> x264 : FPS problem : Video is 2x faster at the output

I got an input video, ffmpeg says about it : 29.96FPS 59.75 tbr 1k tbn 59.83 tbc My process to encode is :[详细]

2023-02-19 14:24 分类：问答
video streaming - mp4 file (x264) - and skip to location

Previously I was using apache to serve .flv files which an embedded player on an intranet page was playing.[详细]

2023-02-13 22:20 分类：问答