[FFmpeg-devel] Undefined symbols for architecture i386

[krishnaks at iwavesystems.com]

Hi,
I am getting following errors when i try to link ffmpeg
library(libavcodec.a)with IOS application.
ffmpeg libraries are generated for i386 architecture.
Where I am going wrong?
Undefined symbols for architecture i386:
  "_uncompress", referenced from:
      _decode_frame in libavcodec.a(cscd.o)
      _decode_frame in libavcodec.a(dxa.o)
      _svq3_decode_init in libavcodec.a(svq3.o)
      _mov_read_cmov in libavformat.a(mov.o)
      _ff_id3v2_read in libavformat.a(id3v2.o)
  "_inflateEnd", referenced from:
      _flashsv_decode_end in libavcodec.a(flashsv.o)
      _flashsv2_decode_end in libavcodec.a(flashsv.o)
      _decode_end in libavcodec.a(lcldec.o)
      _decode_frame in libavcodec.a(pngdec.o)
      _decode_frame in libavcodec.a(tiff.o)
      _decode_end in libavcodec.a(tscc.o)
      _zerocodec_decode_close in libavcodec.a(zerocodec.o)
      ...
  "_deflateInit_", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _encode_block in libavcodec.a(flashsv2enc.o)
      _encode_init in libavcodec.a(lclenc.o)
      _encode_init in libavcodec.a(zmbvenc.o)
  "_deflateBound", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _encode_frame in libavcodec.a(pngenc.o)
      _encode_frame in libavcodec.a(lclenc.o)
  "_deflateEnd", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _encode_block in libavcodec.a(flashsv2enc.o)
      _flashsv_encode_end in libavcodec.a(flashsvenc.o)
      _encode_frame in libavcodec.a(pngenc.o)
      _encode_end in libavcodec.a(lclenc.o)
      _encode_end in libavcodec.a(zmbvenc.o)
  "_inflateReset", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _zlib_decomp in libavcodec.a(lcldec.o)
      _decode_frame in libavcodec.a(tscc.o)
      _zerocodec_decode_frame in libavcodec.a(zerocodec.o)
      _decode_frame in libavcodec.a(zmbv.o)
  "_inflate", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _zlib_decomp in libavcodec.a(lcldec.o)
      _decode_frame in libavcodec.a(pngdec.o)
      _decode_frame in libavcodec.a(tiff.o)
      _decode_frame in libavcodec.a(tscc.o)
      _zerocodec_decode_frame in libavcodec.a(zerocodec.o)
      _decode_frame in libavcodec.a(zmbv.o)
      ...
  "_deflate", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
      _encode_block in libavcodec.a(flashsv2enc.o)
      _encode_frame in libavcodec.a(pngenc.o)
      _encode_frame in libavcodec.a(lclenc.o)
      _encode_frame in libavcodec.a(zmbvenc.o)
  "_inflateSync", referenced from:
      _flashsv_decode_frame in libavcodec.a(flashsv.o)
  "_inflateInit_", referenced from:
      _flashsv_decode_init in libavcodec.a(flashsv.o)
      _flashsv2_decode_init in libavcodec.a(flashsv.o)
      _decode_init in libavcodec.a(lcldec.o)
      _decode_frame in libavcodec.a(pngdec.o)
      _decode_frame in libavcodec.a(tiff.o)
      _decode_init in libavcodec.a(tscc.o)
      _zerocodec_decode_init in libavcodec.a(zerocodec.o)
      ...
  "_compress2", referenced from:
      _encode_block in libavcodec.a(flashsv2enc.o)
      _flashsv_encode_frame in libavcodec.a(flashsvenc.o)
  "_deflateReset", referenced from:
      _encode_frame in libavcodec.a(lclenc.o)
      _encode_frame in libavcodec.a(zmbvenc.o)
  "_crc32", referenced from:
      _png_write_chunk in libavcodec.a(pngenc.o)
      _encode_frame in libavcodec.a(pngenc.o)
  "_deflateInit2_", referenced from:
      _encode_frame in libavcodec.a(pngenc.o)
  "_compress", referenced from:
      _encode_strip in libavcodec.a(tiffenc.o)
     (maybe you meant: _ff_mp3_header_compress_bsf)
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see
invocation)


Regards,
KP