#0  0x00007f660651d885 in CopyFromUswc (dst=0x7f65f40125d0 "--", dst_pitch=864, src=0x7f660092e352 "--.//023566777777789:;<<====>>>>>>>>???@@@@AAAAABBCDFGGHHHGGFFEDCBBBBBCDDEFFGGGFEDDDEEEEDDEEFFGGGFDBBAAA@@ABBCDDCCBBAA?>=<;;;;;:7555555456888777666666789:::8879<===<<<<<<==>>?ADFFFFFFGGGDDDDEEEEEEEEEE"..., src_pitch=850, width=850, height=4, cpu=4072) at copy.c:86
        unaligned = 2
        x = 2
        y = <optimized out>
#1  0x00007f660651dc19 in CopyPlane (dst=0x7f65e7f6a000 "", dst_pitch=852, src=0x7f660092e000 "(((((((())))))))****++,-.///--,,44320//////0000/.---666666554432/-----./012333432112222221223344431//./01221/.--,,,,,,,,+++++++***))))*+--+('&%&()))))((('''&&&(,...--,,++++,,-.122222334411112222222211"..., src_pitch=850, cache=0x7f65f4012270 "(((((((())))))))****++,-.///--,,44320//////0000/.---666666554432/-----./012333432112222221223344431//./01221/.--,,,,,,,,+++++++***))))*+--+('&%&()))))((('''&&&(,...--,,++++,,-.122222334411112222222211"..., cache_size=<optimized out>, width=850, height=480, cpu=4072) at copy.c:243
        hblock = 4
        y = <optimized out>
        w16 = 864
        hstep = <optimized out>
#2  0x00007f660651e6a9 in CopyFromNv12 (dst=0x7f65e80026f0, src=0x7f663e47db90, src_pitch=0x7f663e47dbb0, width=<optimized out>, height=480, cache=0x7f65f40009e0) at copy.c:315
        cpu = 4072
#3  0x00007f660651cb44 in Extract (p_external=0x7f65f40008c0, p_picture=0x7f65e80026f0, p_ff=<optimized out>) at vaapi.c:416
        pp_plane = {0x7f660092e000 "(((((((())))))))****++,-.///--,,44320//////0000/.---666666554432/-----./012333432112222221223344431//./01221/.--,,,,,,,,+++++++***))))*+--+('&%&()))))((('''&&&(,...--,,++++,,-.122222334411112222222211"..., 0x7f66009919c0 "u\231u\231u\231u\232u\232u\233u\233u\233t\234t\234t\234t\234t\234t\234t\234t\235s\236s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\237s\240s\240s\240s\240s\240s\240s\240s\237s\236s\235s\235s\235s\235s\235s\235s\236t\240t\241t\241t\241t\241t\241t\241t\241u\232u\232u\232u\232u\232u\232u\232u\232u\232u\232u\232u\231u\231u\230u\230u\231u\232u\233u\233u\233u\233u\233u\233u\235t\240s\241s\241s\241s\241s\241s\241s\241s\240s\240s\240s\240s\240s\240s\240s\241s\242s\242s\242s\242"...}
        pi_pitch = {850, 850}
        p_base = 0x7f660092e000
        i_fourcc = <optimized out>
#4  0x00007f660651a45c in vlc_va_Extract (va=<optimized out>, src=0x7f6608c9baa0, dst=0x7f65e80026f0) at va.h:54
No locals.
#5  ffmpeg_CopyPicture (p_ff_pic=0x7f6608c9baa0, p_pic=0x7f65e80026f0, p_dec=0x7f6608c0fc08) at video.c:912
        p_sys = <optimized out>
#6  DecodeVideo (p_dec=0x7f6608c0fc08, pp_block=<optimized out>) at video.c:740
        p_pic = <optimized out>
        pkt = {pts = -9223372036854775808, dts = -9223372036854775808, data = 0x7f6608c6a200 "", size = 45904, stream_index = 0, flags = 0, side_data = 0x0, side_data_elems = 0, duration = 0, destruct = 0, priv = 0x100000000, pos = -1, convergence_duration = 0}
        i_pts = 1
        i_used = <optimized out>
        b_gotpicture = 368
        i_display_date = <optimized out>
        p_sys = 0x7f6608c9b600
        p_context = <optimized out>
        b_drawpicture = 1
        b_null_size = 0
        p_block = <optimized out>
#7  0x00007f6642d100b7 in DecoderDecodeVideo (p_dec=0x7f6608c0fc08, p_block=0x7f6608c6a190) at input/decoder.c:1517
        p_owner = 0x7f6608c0ffb0
        p_pic = <optimized out>
        i_lost = 0
        i_decoded = 0
        i_displayed = 0
        p_input = <optimized out>
#8  0x00007f6642d0fba3 in DecoderProcessVideo (b_flush=false, p_block=0x7f6608c6a190, p_dec=0x7f6608c0fc08) at input/decoder.c:1888
        p_owner = 0x7f6608c0ffb0
#9  DecoderProcess (p_dec=0x7f6608c0fc08, p_block=<optimized out>) at input/decoder.c:2063
        b_flush = false
        p_owner = 0x7f6608c0ffb0
        b_flush_request = false
#10 0x00007f6642d0fd3b in DecoderThread (p_data=0x7f6608c0fc08) at input/decoder.c:938
        canc = 0
        p_block = 0x7f6608c6a190
        p_dec = 0x7f6608c0fc08
        p_owner = 0x7f6608c0ffb0
#11 0x00007f6642ab8e9a in start_thread (arg=0x7f663e47e700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f663e47e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 2897076300248598485, 140076484622384, 140077108292032, 25549264, 3, -2956605441365948459, -2956332931581917227}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#12 0x00007f66425e274d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#13 0x0000000000000000 in ?? ()
No symbol table info available.