Am Fr., 17. Apr. 2020 um 14:37 Uhr schrieb su.00048--- via ffmpeg-user <[email protected]>: > > > i have ffmpeg building successfully on osx (10.14.6; xcode 11.3.1), > and am using the generated libraries in a personal video project i'm > working on. now i'm ready to start thinking about implementing hardware > decoding ... i tried adapting some of the code from hw_decode.c, but > ran into runtime errors. thinking that it was my code that was at > fault, i then compiled hw_decode by itself, but i get the same errors > even there. is anyone aware of hw_decode.c not working on osx? > > trying to decode known good videos, either h264 or hevc, results in > some internal errors (see below). the videos behave as expected when > opened with my locally built versions of ffplay or ffmpeg, however. > > h264 example: > > % hwdecode videotoolbox h264.mov h264.out > > [h264 @ 0x7f8a2b003e00] get_buffer() failed > Assertion src->f->buf[0] failed at libavcodec/h264_picture.c:70 > Abort > > hevc fails differently: > > % hwdecode videotoolbox hevc.mov hevc.out > > [hevc @ 0x7f8464814600] get_buffer() failed > [hevc @ 0x7f8464814600] videotoolbox: invalid state > [hevc @ 0x7f8464814600] hardware accelerator failed to decode picture > Error during decoding > Error during decoding > > there are no significant warnings, etc., when building the executable, > so i'm pretty sure everything is ok there. videotoolbox shows up as > being available in the output of configure. > > any suggestions as to what might be going wrong?
Did you see ticket #8615? Carl Eugen _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
