register_avcodec(&mp3on4_decoder);
void avcodec_register_all(void){    static int inited = 0;        if (inited != 0)	return;    inited = 1;    /* encoders */#ifdef CONFIG_ENCODERS    register_avcodec(&ac3_encoder);    register_avcodec(&mp2_encoder);#ifdef CONFIG_MP3LAME    register_avcodec(&mp3lame_encoder);#endif#ifdef CONFIG_VORBIS    register_avcodec(&oggvorbis_encoder);    register_avcodec(&oggvorbis_decoder);#endif#ifdef CONFIG_FAAC    register_avcodec(&faac_encoder);#endif#ifdef CONFIG_XVID    register_avcodec(&xvid_encoder);#endif    register_avcodec(&mpeg1video_encoder);//    register_avcodec(&h264_encoder);#ifdef CONFIG_RISKY    register_avcodec(&mpeg2video_encoder);    register_avcodec(&h261_encoder);    register_avcodec(&h263_encoder);    register_avcodec(&h263p_encoder);    register_avcodec(&flv_encoder);    register_avcodec(&rv10_encoder);    register_avcodec(&rv20_encoder);    register_avcodec(&mpeg4_encoder);    register_avcodec(&msmpeg4v1_encoder);    register_avcodec(&msmpeg4v2_encoder);    register_avcodec(&msmpeg4v3_encoder);    register_avcodec(&wmv1_encoder);    register_avcodec(&wmv2_encoder);    register_avcodec(&svq1_encoder);#endif    register_avcodec(&mjpeg_encoder);    register_avcodec(&ljpeg_encoder);#ifdef CONFIG_ZLIB    register_avcodec(&png_encoder);#endif    register_avcodec(&ppm_encoder);    register_avcodec(&pgm_encoder);    register_avcodec(&pgmyuv_encoder);    register_avcodec(&pbm_encoder);    register_avcodec(&pam_encoder);    register_avcodec(&huffyuv_encoder);    register_avcodec(&ffvhuff_encoder);    register_avcodec(&asv1_encoder);    register_avcodec(&asv2_encoder);    register_avcodec(&ffv1_encoder);    register_avcodec(&snow_encoder);    register_avcodec(&zlib_encoder);    register_avcodec(&dvvideo_encoder);    register_avcodec(&sonic_encoder);    register_avcodec(&sonic_ls_encoder);#endif /* CONFIG_ENCODERS */    register_avcodec(&rawvideo_encoder);    register_avcodec(&rawvideo_decoder);    /* decoders */#ifdef CONFIG_DECODERS#ifdef CONFIG_RISKY    register_avcodec(&h263_decoder);    register_avcodec(&h261_decoder);    register_avcodec(&mpeg4_decoder);    register_avcodec(&msmpeg4v1_decoder);    register_avcodec(&msmpeg4v2_decoder);    register_avcodec(&msmpeg4v3_decoder);    register_avcodec(&wmv1_decoder);    register_avcodec(&wmv2_decoder);    register_avcodec(&vc9_decoder);    register_avcodec(&wmv3_decoder);    register_avcodec(&h263i_decoder);    register_avcodec(&flv_decoder);    register_avcodec(&rv10_decoder);    register_avcodec(&rv20_decoder);    register_avcodec(&svq1_decoder);    register_avcodec(&svq3_decoder);    register_avcodec(&wmav1_decoder);    register_avcodec(&wmav2_decoder);    register_avcodec(&indeo3_decoder);    register_avcodec(&tscc_decoder);    register_avcodec(&ulti_decoder);    register_avcodec(&qdraw_decoder);    register_avcodec(&xl_decoder);    register_avcodec(&qpeg_decoder);#ifdef CONFIG_FAAD    register_avcodec(&aac_decoder);    register_avcodec(&mpeg4aac_decoder);#endif#endif    register_avcodec(&mpeg1video_decoder);    register_avcodec(&mpeg2video_decoder);    register_avcodec(&mpegvideo_decoder);#ifdef HAVE_XVMC    register_avcodec(&mpeg_xvmc_decoder);#endif    register_avcodec(&dvvideo_decoder);    register_avcodec(&mjpeg_decoder);    register_avcodec(&mjpegb_decoder);    register_avcodec(&sp5x_decoder);#ifdef CONFIG_ZLIB    register_avcodec(&png_decoder);#endif    register_avcodec(&mp2_decoder);    register_avcodec(&mp3_decoder);    register_avcodec(&mp3adu_decoder);    register_avcodec(&mace3_decoder);    register_avcodec(&mace6_decoder);    register_avcodec(&huffyuv_decoder);    register_avcodec(&ffvhuff_decoder);    register_avcodec(&ffv1_decoder);    register_avcodec(&snow_decoder);    register_avcodec(&cyuv_decoder);    register_avcodec(&h264_decoder);    register_avcodec(&vp3_decoder);    register_avcodec(&theora_decoder);    register_avcodec(&asv1_decoder);    register_avcodec(&asv2_decoder);    register_avcodec(&vcr1_decoder);    register_avcodec(&cljr_decoder);    register_avcodec(&fourxm_decoder);    register_avcodec(&mdec_decoder);    register_avcodec(&roq_decoder);    register_avcodec(&interplay_video_decoder);    register_avcodec(&xan_wc3_decoder);    register_avcodec(&rpza_decoder);    register_avcodec(&cinepak_decoder);    register_avcodec(&msrle_decoder);    register_avcodec(&msvideo1_decoder);    register_avcodec(&vqa_decoder);    register_avcodec(&idcin_decoder);    register_avcodec(&eightbps_decoder);    register_avcodec(&smc_decoder);    register_avcodec(&flic_decoder);    register_avcodec(&truemotion1_decoder);    register_avcodec(&vmdvideo_decoder);    register_avcodec(&vmdaudio_decoder);    register_avcodec(&mszh_decoder);    register_avcodec(&zlib_decoder);    register_avcodec(&sonic_decoder);#ifdef CONFIG_AC3    register_avcodec(&ac3_decoder);#endif#ifdef CONFIG_DTS    register_avcodec(&dts_decoder);#endif    register_avcodec(&ra_144_decoder);    register_avcodec(&ra_288_decoder);    register_avcodec(&roq_dpcm_decoder);    register_avcodec(&interplay_dpcm_decoder);    register_avcodec(&xan_dpcm_decoder);    register_avcodec(&sol_dpcm_decoder);    register_avcodec(&qtrle_decoder);    register_avcodec(&flac_decoder);#endif /* CONFIG_DECODERS */#ifdef AMR_NB    register_avcodec(&amr_nb_decoder);#ifdef CONFIG_ENCODERS    register_avcodec(&amr_nb_encoder);#endif //CONFIG_ENCODERS#endif /* AMR_NB */#ifdef AMR_WB    register_avcodec(&amr_wb_decoder);#ifdef CONFIG_ENCODERS    register_avcodec(&amr_wb_encoder);#endif //CONFIG_ENCODERS#endif /* AMR_WB */    /* pcm codecs */#ifdef CONFIG_ENCODERS#define PCM_CODEC(id, name) \    register_avcodec(& name ## _encoder); \    register_avcodec(& name ## _decoder); \#else#define PCM_CODEC(id, name) \    register_avcodec(& name ## _decoder);#endifPCM_CODEC(CODEC_ID_PCM_S16LE, pcm_s16le);PCM_CODEC(CODEC_ID_PCM_S16BE, pcm_s16be);PCM_CODEC(CODEC_ID_PCM_U16LE, pcm_u16le);PCM_CODEC(CODEC_ID_PCM_U16BE, pcm_u16be);PCM_CODEC(CODEC_ID_PCM_S8, pcm_s8);PCM_CODEC(CODEC_ID_PCM_U8, pcm_u8);PCM_CODEC(CODEC_ID_PCM_ALAW, pcm_alaw);PCM_CODEC(CODEC_ID_PCM_MULAW, pcm_mulaw);    /* adpcm codecs */PCM_CODEC(CODEC_ID_ADPCM_IMA_QT, adpcm_ima_qt);PCM_CODEC(CODEC_ID_ADPCM_IMA_WAV, adpcm_ima_wav);PCM_CODEC(CODEC_ID_ADPCM_IMA_DK3, adpcm_ima_dk3);PCM_CODEC(CODEC_ID_ADPCM_IMA_DK4, adpcm_ima_dk4);PCM_CODEC(CODEC_ID_ADPCM_IMA_WS, adpcm_ima_ws);PCM_CODEC(CODEC_ID_ADPCM_IMA_SMJPEG, adpcm_ima_smjpeg);PCM_CODEC(CODEC_ID_ADPCM_MS, adpcm_ms);PCM_CODEC(CODEC_ID_ADPCM_4XM, adpcm_4xm);PCM_CODEC(CODEC_ID_ADPCM_XA, adpcm_xa);PCM_CODEC(CODEC_ID_ADPCM_ADX, adpcm_adx);PCM_CODEC(CODEC_ID_ADPCM_EA, adpcm_ea);PCM_CODEC(CODEC_ID_ADPCM_G726, adpcm_g726);PCM_CODEC(CODEC_ID_ADPCM_CT, adpcm_ct);#undef PCM_CODEC    /* parsers */     av_register_codec_parser(&mpegvideo_parser);    av_register_codec_parser(&mpeg4video_parser);    av_register_codec_parser(&h261_parser);    av_register_codec_parser(&h263_parser);    av_register_codec_parser(&h264_parser);    av_register_codec_parser(&mjpeg_parser);    av_register_codec_parser(&pnm_parser);    av_register_codec_parser(&mpegaudio_parser);#ifdef CONFIG_AC3    av_register_codec_parser(&ac3_parser);#endif}