CODEC_ID_PPM       88 libavcodec/pnm_parser.c     { CODEC_ID_PGM, CODEC_ID_PGMYUV, CODEC_ID_PPM, CODEC_ID_PBM, CODEC_ID_PAM},
CODEC_ID_PPM      398 libavcodec/pnmenc.c     CODEC_ID_PPM,
CODEC_ID_PPM       48 libavformat/img2.c     { CODEC_ID_PPM       , "ppm"},
CODEC_ID_PPM       49 libavformat/img2.c     { CODEC_ID_PPM       , "pnm"},