Re: [FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-24 Thread Ivan Uskov
Hello Michael, Sunday, July 24, 2016, 12:16:59 AM, you wrote: MN> On Sat, Jul 23, 2016 at 11:19:59PM +0300, Ivan Uskov wrote: >> Hello 张玉晓, >> >> Friday, July 22, 2016, 4:10:36 AM, you wrote: >> >> 张> I have a question when learning ffmpeg qsv decoder and Intel media sdk. >> >> 张> The intel me

Re: [FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-23 Thread Michael Niedermayer
On Sat, Jul 23, 2016 at 11:19:59PM +0300, Ivan Uskov wrote: > Hello 张玉晓, > > Friday, July 22, 2016, 4:10:36 AM, you wrote: > > 张> I have a question when learning ffmpeg qsv decoder and Intel media sdk. > > 张> The intel media sdk suggest to use Video Memory while doing Hardware > 张> decoding, use

Re: [FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-23 Thread Mark Thompson
On 23/07/16 21:19, Ivan Uskov wrote: > Second (subjective) problem that nobody in ffmpeg community is interested to > advance QSV codecs. Most of patches at this year provided by me or by my > colleagues (including tries to solve issue with GPU memory) were rejected or > ignored silently. Moreo

Re: [FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-23 Thread Michael Niedermayer
On Sat, Jul 23, 2016 at 11:19:59PM +0300, Ivan Uskov wrote: > Hello 张玉晓, > > Friday, July 22, 2016, 4:10:36 AM, you wrote: > > 张> I have a question when learning ffmpeg qsv decoder and Intel media sdk. > > 张> The intel media sdk suggest to use Video Memory while doing Hardware > 张> decoding, use

Re: [FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-23 Thread Ivan Uskov
Hello 张玉晓, Friday, July 22, 2016, 4:10:36 AM, you wrote: 张> I have a question when learning ffmpeg qsv decoder and Intel media sdk. 张> The intel media sdk suggest to use Video Memory while doing Hardware 张> decoding, use System Memory while doing Software decoding. 张> FFmpeg only used System Me

[FFmpeg-devel] Questions about Video Memory in qsv decoders

2016-07-22 Thread ??????
Dear all, I have a question when learning ffmpeg qsv decoder and Intel media sdk. The intel media sdk suggest to use Video Memory while doing Hardware decoding, use System Memory while doing Software decoding. FFmpeg only used System Memory to decode with qsv (Intel msdk) in file libavcodec