1EXAMPLES: 2 31. to decode a bitstream with double precision IDCT, such as 4 to create a reference reconstruction set of frames: 5 6 mpeg2decode -r -f -o0 rec%d -b bitstream.mpg 7 82. to decode a bitstream with fast integer IDCT, such as 9 to create a test reconstruction set of frames: 10 11 mpeg2decode -f -o0 rec%d -b bitstream.mpg 12 133. To substitute reference pictures with external reference 14 pictures (ref%d): 15 16 mpeg2decode -f -x ref%d -b bitstream.mpg -o0 rec%d 17 18 194. Same as 3. only using a single large concatenated file for the 20 sequence of reconstruction frames. 21 22 mpeg2decode -f -g -x ref%d bitstream.mpg -o0 rec%d 23 245. Decode an SNR enhancement bitstream at the same time as base layer 25 stream: 26 27 mpeg2decode -o0 rec%d -e snr_bitstream.mpg -b base_bitstream.mpg 28 296. Decode a Spatially scalable bitstream 30 31 Step 1: create lower layer reconstruction 32 33 mpeg2decode -f -o0 llrec%d -b base_layer.mpg 34 35 Step 2: decode enhancement bitstream, combined reconstruction. 36 37 mpeg2decode -f -l llrec%d -b enhancement_layer.mpg -o0 rec%d 38 39------------ 40 where: 41 -o0 specifies .Y, .U, .V input 42 -f specifies field interleaved format 43 -b is the bitstream flag 44 -g specifies substitute file is a large concatendated one. 45 -e substitution flag 46 ref.pic filename of substitution sequence 47 bitstream.mpg bitstream 48 test%d output file pattern 49 50