(List
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('test', {[DQ [VarSub 1 transform_ops=[VS_UNARY_POUND {[LIT_CHARS regtest-]}]]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('test_ref', {[VarSub 2]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('raw_src_dir', {[VarSub 3]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('target_exec', {[VarSub 4]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('target_path', {[VarSub 5]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('threads', {[VarSub 6 test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS 1]}]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('cpuflags', {[VarSub 8 test_op=VS_TEST_COLON_HYPHEN {[LIT_CHARS all]}]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('target_samples', {[VarSub 9]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('datadir', {[DQ [LIT_CHARS ./tests/data]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('target_datadir', {[DQ [VarSub target_path][LIT_CHARS /][VarSub datadir]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('this', {[DQ [VarSub test][LIT_CHARS .][VarSub test_ref]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('outfile', {[DQ [VarSub datadir][LIT_CHARS /][VarSub test_ref][LIT_CHARS /]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ffmpeg', {[DQ [VarSub target_exec][LIT_CHARS " "][VarSub target_path][LIT_CHARS /ffmpeg]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('raw_src', {[DQ [VarSub target_path][LIT_CHARS /][VarSub raw_src_dir][LIT_CHARS "/%02d.pgm"]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('raw_dst', {[DQ [VarSub datadir][LIT_CHARS /][VarSub this][LIT_CHARS .out.yuv]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('pcm_src', {[DQ [VarSub target_datadir][LIT_CHARS /asynth1.sw]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('pcm_src_1ch', {[DQ [VarSub target_datadir][LIT_CHARS /asynth-16000-1.wav]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('pcm_ref_1ch', {[DQ [VarSub datadir][LIT_CHARS /][VarSub test_ref][LIT_CHARS -16000-1.ref.wav]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('crcfile', {[DQ [VarSub datadir][LIT_CHARS /][VarSub this][LIT_CHARS .crc]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('target_crcfile', {[DQ [VarSub target_datadir][LIT_CHARS /][VarSub this][LIT_CHARS .crc]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('cleanfiles', {[DQ [VarSub raw_dst][LIT_CHARS " "][VarSub crcfile]]})])
  (Com {[LIT_CHARS trap]} {[SQ <LIT_CHARS "rm -f -- $cleanfiles">]} {[LIT_CHARS EXIT]})
  (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub datadir]]})
  (Com {[LIT_CHARS mkdir]} {[LIT_CHARS -p]} {[DQ [VarSub outfile]]})
  (AndOr OP_AND_IF
    (Com {[LIT_OTHER "["]} {[DQ [VarSub V test_op=VS_TEST_HYPHEN {[LIT_CHARS 0]}]]} {[LIT_CHARS -gt]} {[LIT_CHARS 0]} {[LIT_OTHER "]"]})
    (AndOr OP_OR_IF
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('echov', {[LIT_CHARS echov]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('echov', {[LIT_OTHER ":"]})])
    )
  )
  (FunctionDef echov []
    (Com {[LIT_CHARS echo]} {[DQ [VarSub @]]}
      <
      (DescriptorRedirectNode target={[LIT_CHARS 3]} <REDIR_GREATAND ">&"> 1),
      >
    )
  )
  (Com {[LIT_CHARS .]} {[ComSub (Com {[LIT_CHARS dirname]} {[VarSub 0]})] [LIT_CHARS /md5.sh]})
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('AVCONV_OPTS', {[DQ [LIT_CHARS "-nostats -y -cpuflags "][VarSub cpuflags]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('COMMON_OPTS', {[DQ [LIT_CHARS "-flags +bitexact -idct simple -sws_flags +accurate_rnd+bitexact -fflags +bitexact"]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('DEC_OPTS', {[DQ [VarSub COMMON_OPTS][LIT_CHARS " -threads "][VarSub threads]]})])
  (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('ENC_OPTS', {[DQ [VarSub COMMON_OPTS][LIT_CHARS " -threads 1 -dct fastint"]]})])
  (FunctionDef run_avconv []
    (List
      (Com {[VarSub echov]} {[VarSub ffmpeg]} {[VarSub AVCONV_OPTS]} {[VarSub *]})
      (Com {[VarSub ffmpeg]} {[VarSub AVCONV_OPTS]} {[VarSub *]})
    )
  )
  (FunctionDef do_avconv []
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('f', {[DQ [VarSub 1]]})])
      (Com {[LIT_CHARS shift]})
      (Com {[LIT_CHARS set]} {[LIT_CHARS --]} {[VarSub *]} {[VarSub target_path] [LIT_CHARS /] [VarSub f]})
      (Com {[LIT_CHARS run_avconv]} {[VarSub *]})
      (Com {[LIT_CHARS do_md5sum]} {[VarSub f]})
      (Com {[LIT_CHARS echo]} {[ComSub (Com {[LIT_CHARS wc]} {[LIT_CHARS -c]} {[VarSub f]})]})
    )
  )
  (FunctionDef do_avconv_nomd5 []
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('f', {[DQ [VarSub 1]]})])
      (Com {[LIT_CHARS shift]})
      (Com {[LIT_CHARS set]} {[LIT_CHARS --]} {[VarSub *]} {[VarSub target_path] [LIT_CHARS /] [VarSub f]})
      (Com {[LIT_CHARS run_avconv]} {[VarSub *]})
      (If
        (Com {[LIT_OTHER "["]} {[VarSub f]} {[LIT_OTHER "="]} {[VarSub raw_dst]} {[LIT_OTHER "]"]})
        (Com {[VarSub tiny_psnr]} {[VarSub f]} {[VarSub raw_ref]})
        (Com {[LIT_OTHER "["]} {[VarSub f]} {[LIT_OTHER "="]} {[VarSub pcm_dst]} {[LIT_OTHER "]"]})
        (Com {[VarSub tiny_psnr]} {[VarSub f]} {[VarSub pcm_ref]} {[LIT_CHARS 2]})
        (ElseTrue)
        (Com {[LIT_CHARS echo]} {[ComSub (Com {[LIT_CHARS wc]} {[LIT_CHARS -c]} {[VarSub f]})]})
      )
    )
  )
  (FunctionDef do_avconv_crc []
    (List
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('f', {[DQ [VarSub 1]]})])
      (Com {[LIT_CHARS shift]})
      (Com {[LIT_CHARS run_avconv]} {[VarSub *]} {[LIT_CHARS -f]} {[LIT_CHARS crc]} {[DQ [VarSub target_crcfile]]})
      (Com {[LIT_CHARS echo]} {[DQ [VarSub f][LIT_CHARS " "][ComSub (Com {[LIT_CHARS cat]} {[VarSub crcfile]})]]})
    )
  )
)