Recent questions tagged Video

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923 views

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I want to use a video as a background instead of an image that automatically stretches to the whole screen ( ... after the site loaded. thx! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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video - What are all codecs and formats supported by FFmpeg?

I need a list of codecs and formats supported by FFmpeg. Where can I find it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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video - How can I reverse engineer a DirectShow graph?

I have a DirectShow graph to render MPEG2/4 movies from a network stream. When I assemble the graph by connecting ... lives in the DirectShow box? Thanks! -Z Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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982 views

1 answer

video - Fetching the dimensions of a H264Video stream

I am trying to fetch the dimensions (Height and width) from a H264 stream. I know that to fetch the same ... for H264? Would appreciate any help I get.. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

video - FFmpeg splitting large files

I need to split a large video file into multiple pieces quickly and without files with errors. The ... headers but container format requires global headers Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

video - Trying to understand CMTime and CMTimeMake

1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s ... and with 10 frames per second of the currentTime? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

1 answer

video - Streaming via RTSP or RTP in HTML5

I'm building a web app that should play back an RTSP/RTP stream from a server http://lscube.org/projects/feng. ... down to a VLC plugin or something like that. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

1 answer

video streaming - Post processing in ffmpeg to move 'moov atom' in MP4 files (qt-faststart)

Is it possible to run ffmpeg from the command line which will either place the 'moov atom' metadata in ... space reserved is insufficient, muxing will fail. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

1 answer

video - Fetch frame count with ffmpeg

Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output ... frame count to calculate the progress in percent. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

1 answer

video streaming - How to disable direct access to php file that streams an mp4

I have a php file that streams mp4 videos. In my website I call the php file in the video tag src. the php ... 65831964/how-to-disable-direct-access-to-php-file-that-streams-an-mp4...