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  1. /*
  2. * Register all the formats and protocols
  3. * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
  4. *
  5. * This file is part of FFmpeg.
  6. *
  7. * FFmpeg is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU Lesser General Public
  9. * License as published by the Free Software Foundation; either
  10. * version 2.1 of the License, or (at your option) any later version.
  11. *
  12. * FFmpeg is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General Public
  18. * License along with FFmpeg; if not, write to the Free Software
  19. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20. */
  21. #include "libavutil/thread.h"
  22. #include "avformat.h"
  23. #include "rtp.h"
  24. #include "rdt.h"
  25. #include "url.h"
  26. #include "version.h"
  27. #define REGISTER_MUXER(X, x) \
  28. { \
  29. extern AVOutputFormat ff_##x##_muxer; \
  30. if (CONFIG_##X##_MUXER) \
  31. av_register_output_format(&ff_##x##_muxer); \
  32. }
  33. #define REGISTER_DEMUXER(X, x) \
  34. { \
  35. extern AVInputFormat ff_##x##_demuxer; \
  36. if (CONFIG_##X##_DEMUXER) \
  37. av_register_input_format(&ff_##x##_demuxer); \
  38. }
  39. #define REGISTER_MUXDEMUX(X, x) REGISTER_MUXER(X, x); REGISTER_DEMUXER(X, x)
  40. static void register_all(void)
  41. {
  42. avcodec_register_all();
  43. /* (de)muxers */
  44. REGISTER_MUXER (A64, a64);
  45. REGISTER_DEMUXER (AA, aa);
  46. REGISTER_DEMUXER (AAC, aac);
  47. REGISTER_MUXDEMUX(AC3, ac3);
  48. REGISTER_DEMUXER (ACM, acm);
  49. REGISTER_DEMUXER (ACT, act);
  50. REGISTER_DEMUXER (ADF, adf);
  51. REGISTER_DEMUXER (ADP, adp);
  52. REGISTER_DEMUXER (ADS, ads);
  53. REGISTER_MUXER (ADTS, adts);
  54. REGISTER_MUXDEMUX(ADX, adx);
  55. REGISTER_DEMUXER (AEA, aea);
  56. REGISTER_DEMUXER (AFC, afc);
  57. REGISTER_MUXDEMUX(AIFF, aiff);
  58. REGISTER_DEMUXER (AIX, aix);
  59. REGISTER_MUXDEMUX(AMR, amr);
  60. REGISTER_DEMUXER (ANM, anm);
  61. REGISTER_DEMUXER (APC, apc);
  62. REGISTER_DEMUXER (APE, ape);
  63. REGISTER_MUXDEMUX(APNG, apng);
  64. REGISTER_DEMUXER (AQTITLE, aqtitle);
  65. REGISTER_MUXDEMUX(ASF, asf);
  66. REGISTER_DEMUXER (ASF_O, asf_o);
  67. REGISTER_MUXDEMUX(ASS, ass);
  68. REGISTER_MUXDEMUX(AST, ast);
  69. REGISTER_MUXER (ASF_STREAM, asf_stream);
  70. REGISTER_MUXDEMUX(AU, au);
  71. REGISTER_MUXDEMUX(AVI, avi);
  72. REGISTER_DEMUXER (AVISYNTH, avisynth);
  73. REGISTER_MUXER (AVM2, avm2);
  74. REGISTER_DEMUXER (AVR, avr);
  75. REGISTER_DEMUXER (AVS, avs);
  76. REGISTER_DEMUXER (BETHSOFTVID, bethsoftvid);
  77. REGISTER_DEMUXER (BFI, bfi);
  78. REGISTER_DEMUXER (BINTEXT, bintext);
  79. REGISTER_DEMUXER (BINK, bink);
  80. REGISTER_MUXDEMUX(BIT, bit);
  81. REGISTER_DEMUXER (BMV, bmv);
  82. REGISTER_DEMUXER (BFSTM, bfstm);
  83. REGISTER_DEMUXER (BRSTM, brstm);
  84. REGISTER_DEMUXER (BOA, boa);
  85. REGISTER_DEMUXER (C93, c93);
  86. REGISTER_MUXDEMUX(CAF, caf);
  87. REGISTER_MUXDEMUX(CAVSVIDEO, cavsvideo);
  88. REGISTER_DEMUXER (CDG, cdg);
  89. REGISTER_DEMUXER (CDXL, cdxl);
  90. REGISTER_DEMUXER (CINE, cine);
  91. REGISTER_DEMUXER (CONCAT, concat);
  92. REGISTER_MUXER (CRC, crc);
  93. REGISTER_MUXER (DASH, dash);
  94. REGISTER_MUXDEMUX(DATA, data);
  95. REGISTER_MUXDEMUX(DAUD, daud);
  96. REGISTER_DEMUXER (DCSTR, dcstr);
  97. REGISTER_DEMUXER (DFA, dfa);
  98. REGISTER_MUXDEMUX(DIRAC, dirac);
  99. REGISTER_MUXDEMUX(DNXHD, dnxhd);
  100. REGISTER_DEMUXER (DSF, dsf);
  101. REGISTER_DEMUXER (DSICIN, dsicin);
  102. REGISTER_DEMUXER (DSS, dss);
  103. REGISTER_MUXDEMUX(DTS, dts);
  104. REGISTER_DEMUXER (DTSHD, dtshd);
  105. REGISTER_MUXDEMUX(DV, dv);
  106. REGISTER_DEMUXER (DVBSUB, dvbsub);
  107. REGISTER_DEMUXER (DVBTXT, dvbtxt);
  108. REGISTER_DEMUXER (DXA, dxa);
  109. REGISTER_DEMUXER (EA, ea);
  110. REGISTER_DEMUXER (EA_CDATA, ea_cdata);
  111. REGISTER_MUXDEMUX(EAC3, eac3);
  112. REGISTER_DEMUXER (EPAF, epaf);
  113. REGISTER_MUXER (F4V, f4v);
  114. REGISTER_MUXDEMUX(FFM, ffm);
  115. REGISTER_MUXDEMUX(FFMETADATA, ffmetadata);
  116. REGISTER_MUXER (FIFO, fifo);
  117. REGISTER_MUXDEMUX(FILMSTRIP, filmstrip);
  118. REGISTER_MUXDEMUX(FLAC, flac);
  119. REGISTER_DEMUXER (FLIC, flic);
  120. REGISTER_MUXDEMUX(FLV, flv);
  121. REGISTER_DEMUXER (LIVE_FLV, live_flv);
  122. REGISTER_DEMUXER (FOURXM, fourxm);
  123. REGISTER_MUXER (FRAMECRC, framecrc);
  124. REGISTER_MUXER (FRAMEHASH, framehash);
  125. REGISTER_MUXER (FRAMEMD5, framemd5);
  126. REGISTER_DEMUXER (FRM, frm);
  127. REGISTER_DEMUXER (FSB, fsb);
  128. REGISTER_MUXDEMUX(G722, g722);
  129. REGISTER_MUXDEMUX(G723_1, g723_1);
  130. REGISTER_DEMUXER (G729, g729);
  131. REGISTER_DEMUXER (GDV, gdv);
  132. REGISTER_DEMUXER (GENH, genh);
  133. REGISTER_MUXDEMUX(GIF, gif);
  134. REGISTER_MUXDEMUX(GSM, gsm);
  135. REGISTER_MUXDEMUX(GXF, gxf);
  136. REGISTER_MUXDEMUX(H261, h261);
  137. REGISTER_MUXDEMUX(H263, h263);
  138. REGISTER_MUXDEMUX(H264, h264);
  139. REGISTER_MUXER (HASH, hash);
  140. REGISTER_MUXER (HDS, hds);
  141. REGISTER_MUXDEMUX(HEVC, hevc);
  142. REGISTER_MUXDEMUX(HLS, hls);
  143. REGISTER_DEMUXER (HNM, hnm);
  144. REGISTER_MUXDEMUX(ICO, ico);
  145. REGISTER_DEMUXER (IDCIN, idcin);
  146. REGISTER_DEMUXER (IDF, idf);
  147. REGISTER_DEMUXER (IFF, iff);
  148. REGISTER_MUXDEMUX(ILBC, ilbc);
  149. REGISTER_MUXDEMUX(IMAGE2, image2);
  150. REGISTER_MUXDEMUX(IMAGE2PIPE, image2pipe);
  151. REGISTER_DEMUXER (IMAGE2_ALIAS_PIX, image2_alias_pix);
  152. REGISTER_DEMUXER (IMAGE2_BRENDER_PIX, image2_brender_pix);
  153. REGISTER_DEMUXER (INGENIENT, ingenient);
  154. REGISTER_DEMUXER (IPMOVIE, ipmovie);
  155. REGISTER_MUXER (IPOD, ipod);
  156. REGISTER_MUXDEMUX(IRCAM, ircam);
  157. REGISTER_MUXER (ISMV, ismv);
  158. REGISTER_DEMUXER (ISS, iss);
  159. REGISTER_DEMUXER (IV8, iv8);
  160. REGISTER_MUXDEMUX(IVF, ivf);
  161. REGISTER_DEMUXER (IVR, ivr);
  162. REGISTER_MUXDEMUX(JACOSUB, jacosub);
  163. REGISTER_DEMUXER (JV, jv);
  164. REGISTER_MUXER (LATM, latm);
  165. REGISTER_DEMUXER (LMLM4, lmlm4);
  166. REGISTER_DEMUXER (LOAS, loas);
  167. REGISTER_MUXDEMUX(LRC, lrc);
  168. REGISTER_DEMUXER (LVF, lvf);
  169. REGISTER_DEMUXER (LXF, lxf);
  170. REGISTER_MUXDEMUX(M4V, m4v);
  171. REGISTER_MUXER (MD5, md5);
  172. REGISTER_MUXDEMUX(MATROSKA, matroska);
  173. REGISTER_MUXER (MATROSKA_AUDIO, matroska_audio);
  174. REGISTER_DEMUXER (MGSTS, mgsts);
  175. REGISTER_MUXDEMUX(MICRODVD, microdvd);
  176. REGISTER_MUXDEMUX(MJPEG, mjpeg);
  177. REGISTER_DEMUXER (MJPEG_2000, mjpeg_2000);
  178. REGISTER_MUXDEMUX(MLP, mlp);
  179. REGISTER_DEMUXER (MLV, mlv);
  180. REGISTER_DEMUXER (MM, mm);
  181. REGISTER_MUXDEMUX(MMF, mmf);
  182. REGISTER_MUXDEMUX(MOV, mov);
  183. REGISTER_MUXER (MP2, mp2);
  184. REGISTER_MUXDEMUX(MP3, mp3);
  185. REGISTER_MUXER (MP4, mp4);
  186. REGISTER_DEMUXER (MPC, mpc);
  187. REGISTER_DEMUXER (MPC8, mpc8);
  188. REGISTER_MUXER (MPEG1SYSTEM, mpeg1system);
  189. REGISTER_MUXER (MPEG1VCD, mpeg1vcd);
  190. REGISTER_MUXER (MPEG1VIDEO, mpeg1video);
  191. REGISTER_MUXER (MPEG2DVD, mpeg2dvd);
  192. REGISTER_MUXER (MPEG2SVCD, mpeg2svcd);
  193. REGISTER_MUXER (MPEG2VIDEO, mpeg2video);
  194. REGISTER_MUXER (MPEG2VOB, mpeg2vob);
  195. REGISTER_DEMUXER (MPEGPS, mpegps);
  196. REGISTER_MUXDEMUX(MPEGTS, mpegts);
  197. REGISTER_DEMUXER (MPEGTSRAW, mpegtsraw);
  198. REGISTER_DEMUXER (MPEGVIDEO, mpegvideo);
  199. REGISTER_MUXDEMUX(MPJPEG, mpjpeg);
  200. REGISTER_DEMUXER (MPL2, mpl2);
  201. REGISTER_DEMUXER (MPSUB, mpsub);
  202. REGISTER_DEMUXER (MSF, msf);
  203. REGISTER_DEMUXER (MSNWC_TCP, msnwc_tcp);
  204. REGISTER_DEMUXER (MTAF, mtaf);
  205. REGISTER_DEMUXER (MTV, mtv);
  206. REGISTER_DEMUXER (MUSX, musx);
  207. REGISTER_DEMUXER (MV, mv);
  208. REGISTER_DEMUXER (MVI, mvi);
  209. REGISTER_MUXDEMUX(MXF, mxf);
  210. REGISTER_MUXER (MXF_D10, mxf_d10);
  211. REGISTER_MUXER (MXF_OPATOM, mxf_opatom);
  212. REGISTER_DEMUXER (MXG, mxg);
  213. REGISTER_DEMUXER (NC, nc);
  214. REGISTER_DEMUXER (NISTSPHERE, nistsphere);
  215. REGISTER_DEMUXER (NSV, nsv);
  216. REGISTER_MUXER (NULL, null);
  217. REGISTER_MUXDEMUX(NUT, nut);
  218. REGISTER_DEMUXER (NUV, nuv);
  219. REGISTER_MUXER (OGA, oga);
  220. REGISTER_MUXDEMUX(OGG, ogg);
  221. REGISTER_MUXER (OGV, ogv);
  222. REGISTER_MUXDEMUX(OMA, oma);
  223. REGISTER_MUXER (OPUS, opus);
  224. REGISTER_DEMUXER (PAF, paf);
  225. REGISTER_MUXDEMUX(PCM_ALAW, pcm_alaw);
  226. REGISTER_MUXDEMUX(PCM_MULAW, pcm_mulaw);
  227. REGISTER_MUXDEMUX(PCM_F64BE, pcm_f64be);
  228. REGISTER_MUXDEMUX(PCM_F64LE, pcm_f64le);
  229. REGISTER_MUXDEMUX(PCM_F32BE, pcm_f32be);
  230. REGISTER_MUXDEMUX(PCM_F32LE, pcm_f32le);
  231. REGISTER_MUXDEMUX(PCM_S32BE, pcm_s32be);
  232. REGISTER_MUXDEMUX(PCM_S32LE, pcm_s32le);
  233. REGISTER_MUXDEMUX(PCM_S24BE, pcm_s24be);
  234. REGISTER_MUXDEMUX(PCM_S24LE, pcm_s24le);
  235. REGISTER_MUXDEMUX(PCM_S16BE, pcm_s16be);
  236. REGISTER_MUXDEMUX(PCM_S16LE, pcm_s16le);
  237. REGISTER_MUXDEMUX(PCM_S8, pcm_s8);
  238. REGISTER_MUXDEMUX(PCM_U32BE, pcm_u32be);
  239. REGISTER_MUXDEMUX(PCM_U32LE, pcm_u32le);
  240. REGISTER_MUXDEMUX(PCM_U24BE, pcm_u24be);
  241. REGISTER_MUXDEMUX(PCM_U24LE, pcm_u24le);
  242. REGISTER_MUXDEMUX(PCM_U16BE, pcm_u16be);
  243. REGISTER_MUXDEMUX(PCM_U16LE, pcm_u16le);
  244. REGISTER_MUXDEMUX(PCM_U8, pcm_u8);
  245. REGISTER_DEMUXER (PJS, pjs);
  246. REGISTER_DEMUXER (PMP, pmp);
  247. REGISTER_MUXER (PSP, psp);
  248. REGISTER_DEMUXER (PVA, pva);
  249. REGISTER_DEMUXER (PVF, pvf);
  250. REGISTER_DEMUXER (QCP, qcp);
  251. REGISTER_DEMUXER (R3D, r3d);
  252. REGISTER_MUXDEMUX(RAWVIDEO, rawvideo);
  253. REGISTER_DEMUXER (REALTEXT, realtext);
  254. REGISTER_DEMUXER (REDSPARK, redspark);
  255. REGISTER_DEMUXER (RL2, rl2);
  256. REGISTER_MUXDEMUX(RM, rm);
  257. REGISTER_MUXDEMUX(ROQ, roq);
  258. REGISTER_DEMUXER (RPL, rpl);
  259. REGISTER_DEMUXER (RSD, rsd);
  260. REGISTER_MUXDEMUX(RSO, rso);
  261. REGISTER_MUXDEMUX(RTP, rtp);
  262. REGISTER_MUXER (RTP_MPEGTS, rtp_mpegts);
  263. REGISTER_MUXDEMUX(RTSP, rtsp);
  264. REGISTER_DEMUXER (S337M, s337m);
  265. REGISTER_DEMUXER (SAMI, sami);
  266. REGISTER_MUXDEMUX(SAP, sap);
  267. REGISTER_DEMUXER (SBG, sbg);
  268. REGISTER_MUXDEMUX(SCC, scc);
  269. REGISTER_DEMUXER (SDP, sdp);
  270. REGISTER_DEMUXER (SDR2, sdr2);
  271. REGISTER_DEMUXER (SDS, sds);
  272. REGISTER_DEMUXER (SDX, sdx);
  273. #if CONFIG_RTPDEC
  274. ff_register_rtp_dynamic_payload_handlers();
  275. ff_register_rdt_dynamic_payload_handlers();
  276. #endif
  277. REGISTER_DEMUXER (SEGAFILM, segafilm);
  278. REGISTER_MUXER (SEGMENT, segment);
  279. REGISTER_MUXER (SEGMENT, stream_segment);
  280. REGISTER_DEMUXER (SHORTEN, shorten);
  281. REGISTER_DEMUXER (SIFF, siff);
  282. REGISTER_MUXER (SINGLEJPEG, singlejpeg);
  283. REGISTER_DEMUXER (SLN, sln);
  284. REGISTER_DEMUXER (SMACKER, smacker);
  285. REGISTER_MUXDEMUX(SMJPEG, smjpeg);
  286. REGISTER_MUXER (SMOOTHSTREAMING, smoothstreaming);
  287. REGISTER_DEMUXER (SMUSH, smush);
  288. REGISTER_DEMUXER (SOL, sol);
  289. REGISTER_MUXDEMUX(SOX, sox);
  290. REGISTER_MUXER (SPX, spx);
  291. REGISTER_MUXDEMUX(SPDIF, spdif);
  292. REGISTER_MUXDEMUX(SRT, srt);
  293. REGISTER_DEMUXER (STR, str);
  294. REGISTER_DEMUXER (STL, stl);
  295. REGISTER_DEMUXER (SUBVIEWER1, subviewer1);
  296. REGISTER_DEMUXER (SUBVIEWER, subviewer);
  297. REGISTER_DEMUXER (SUP, sup);
  298. REGISTER_DEMUXER (SVAG, svag);
  299. REGISTER_MUXDEMUX(SWF, swf);
  300. REGISTER_DEMUXER (TAK, tak);
  301. REGISTER_MUXER (TEE, tee);
  302. REGISTER_DEMUXER (TEDCAPTIONS, tedcaptions);
  303. REGISTER_MUXER (TG2, tg2);
  304. REGISTER_MUXER (TGP, tgp);
  305. REGISTER_DEMUXER (THP, thp);
  306. REGISTER_DEMUXER (THREEDOSTR, threedostr);
  307. REGISTER_DEMUXER (TIERTEXSEQ, tiertexseq);
  308. REGISTER_MUXER (MKVTIMESTAMP_V2, mkvtimestamp_v2);
  309. REGISTER_DEMUXER (TMV, tmv);
  310. REGISTER_MUXDEMUX(TRUEHD, truehd);
  311. REGISTER_MUXDEMUX(TTA, tta);
  312. REGISTER_DEMUXER (TXD, txd);
  313. REGISTER_DEMUXER (TTY, tty);
  314. REGISTER_MUXER (UNCODEDFRAMECRC, uncodedframecrc);
  315. REGISTER_DEMUXER (V210, v210);
  316. REGISTER_DEMUXER (V210X, v210x);
  317. REGISTER_DEMUXER (VAG, vag);
  318. REGISTER_MUXDEMUX(VC1, vc1);
  319. REGISTER_MUXDEMUX(VC1T, vc1t);
  320. REGISTER_DEMUXER (VIVO, vivo);
  321. REGISTER_DEMUXER (VMD, vmd);
  322. REGISTER_DEMUXER (VOBSUB, vobsub);
  323. REGISTER_MUXDEMUX(VOC, voc);
  324. REGISTER_DEMUXER (VPK, vpk);
  325. REGISTER_DEMUXER (VPLAYER, vplayer);
  326. REGISTER_DEMUXER (VQF, vqf);
  327. REGISTER_MUXDEMUX(W64, w64);
  328. REGISTER_MUXDEMUX(WAV, wav);
  329. REGISTER_DEMUXER (WC3, wc3);
  330. REGISTER_MUXER (WEBM, webm);
  331. REGISTER_MUXDEMUX(WEBM_DASH_MANIFEST, webm_dash_manifest);
  332. REGISTER_MUXER (WEBM_CHUNK, webm_chunk);
  333. REGISTER_MUXER (WEBP, webp);
  334. REGISTER_MUXDEMUX(WEBVTT, webvtt);
  335. REGISTER_DEMUXER (WSAUD, wsaud);
  336. REGISTER_DEMUXER (WSD, wsd);
  337. REGISTER_DEMUXER (WSVQA, wsvqa);
  338. REGISTER_MUXDEMUX(WTV, wtv);
  339. REGISTER_DEMUXER (WVE, wve);
  340. REGISTER_MUXDEMUX(WV, wv);
  341. REGISTER_DEMUXER (XA, xa);
  342. REGISTER_DEMUXER (XBIN, xbin);
  343. REGISTER_DEMUXER (XMV, xmv);
  344. REGISTER_DEMUXER (XVAG, xvag);
  345. REGISTER_DEMUXER (XWMA, xwma);
  346. REGISTER_DEMUXER (YOP, yop);
  347. REGISTER_MUXDEMUX(YUV4MPEGPIPE, yuv4mpegpipe);
  348. /* image demuxers */
  349. REGISTER_DEMUXER (IMAGE_BMP_PIPE, image_bmp_pipe);
  350. REGISTER_DEMUXER (IMAGE_DDS_PIPE, image_dds_pipe);
  351. REGISTER_DEMUXER (IMAGE_DPX_PIPE, image_dpx_pipe);
  352. REGISTER_DEMUXER (IMAGE_EXR_PIPE, image_exr_pipe);
  353. REGISTER_DEMUXER (IMAGE_J2K_PIPE, image_j2k_pipe);
  354. REGISTER_DEMUXER (IMAGE_JPEG_PIPE, image_jpeg_pipe);
  355. REGISTER_DEMUXER (IMAGE_JPEGLS_PIPE, image_jpegls_pipe);
  356. REGISTER_DEMUXER (IMAGE_PAM_PIPE, image_pam_pipe);
  357. REGISTER_DEMUXER (IMAGE_PBM_PIPE, image_pbm_pipe);
  358. REGISTER_DEMUXER (IMAGE_PCX_PIPE, image_pcx_pipe);
  359. REGISTER_DEMUXER (IMAGE_PGMYUV_PIPE, image_pgmyuv_pipe);
  360. REGISTER_DEMUXER (IMAGE_PGM_PIPE, image_pgm_pipe);
  361. REGISTER_DEMUXER (IMAGE_PICTOR_PIPE, image_pictor_pipe);
  362. REGISTER_DEMUXER (IMAGE_PNG_PIPE, image_png_pipe);
  363. REGISTER_DEMUXER (IMAGE_PPM_PIPE, image_ppm_pipe);
  364. REGISTER_DEMUXER (IMAGE_PSD_PIPE, image_psd_pipe);
  365. REGISTER_DEMUXER (IMAGE_QDRAW_PIPE, image_qdraw_pipe);
  366. REGISTER_DEMUXER (IMAGE_SGI_PIPE, image_sgi_pipe);
  367. REGISTER_DEMUXER (IMAGE_SVG_PIPE, image_svg_pipe);
  368. REGISTER_DEMUXER (IMAGE_SUNRAST_PIPE, image_sunrast_pipe);
  369. REGISTER_DEMUXER (IMAGE_TIFF_PIPE, image_tiff_pipe);
  370. REGISTER_DEMUXER (IMAGE_WEBP_PIPE, image_webp_pipe);
  371. REGISTER_DEMUXER (IMAGE_XPM_PIPE, image_xpm_pipe);
  372. /* external libraries */
  373. REGISTER_MUXER (CHROMAPRINT, chromaprint);
  374. REGISTER_DEMUXER (LIBGME, libgme);
  375. REGISTER_DEMUXER (LIBMODPLUG, libmodplug);
  376. REGISTER_DEMUXER (LIBOPENMPT, libopenmpt);
  377. }
  378. void av_register_all(void)
  379. {
  380. static AVOnce control = AV_ONCE_INIT;
  381. ff_thread_once(&control, register_all);
  382. }