[FFmpeg-trac] #10210(avcodec:new): On Windows with x86 build, calling avcodec_send_packet does not free FPU registers
FFmpeg
trac at avcodec.org
Fri Mar 10 21:06:22 EET 2023
#10210: On Windows with x86 build, calling avcodec_send_packet does not free FPU
registers
-------------------------------------+-------------------------------------
Reporter: Kevin | Owner: (none)
Coulombe |
Type: defect | Status: new
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: avcodec FPU | Blocked By:
fld ST0 x87 |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by Seb):
I cannot reproduce the problem with FFmpeg HEAD because the mjpeg decoder
has been changed from `FF_CODEC_CB_TYPE_RECEIVE_FRAME` to
`FF_CODEC_DECODE_CB`.
The decoder code now goes through `decode_simple_internal()` which calls
`emms_c()` to make the FPU available.
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10210#comment:5>
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