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lavf: add new API for iterating muxers and demuxers

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pull/278/head^2
Josh de Kock 7 years ago
parent 598d5f8579
commit 0694d87024
8 changed files with 567 additions and 421 deletions
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  1. 3
      Makefile
  2. 6
      configure
  3. 7
      doc/APIchanges
  4. 2
      libavformat/.gitignore
  5. 868
      libavformat/allformats.c
  6. 31
      libavformat/avformat.h
  7. 68
      libavformat/format.c
  8. 3
      libavformat/version.h

3
Makefile
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@ -143,7 +143,8 @@ distclean:: clean
ffbuild/.config ffbuild/config.* libavutil/avconfig.h \
version.h libavutil/ffversion.h libavcodec/codec_names.h \
libavcodec/bsf_list.c libavformat/protocol_list.c \
libavcodec/codec_list.c libavcodec/parser_list.c
libavcodec/codec_list.c libavcodec/parser_list.c \
libavformat/muxer_list.c libavformat/demuxer_list.c
ifeq ($(SRC_LINK),src)
$(RM) src
endif

6
configure vendored
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@ -3525,8 +3525,6 @@ find_things(){
sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
}
MUXER_LIST=$(find_things muxer _MUX libavformat/allformats.c)
DEMUXER_LIST=$(find_things demuxer DEMUX libavformat/allformats.c)
OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
@ -3538,6 +3536,8 @@ find_things_extern(){
sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
}
MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
DECODER_LIST=$(find_things_extern decoder AVCodec libavcodec/allcodecs.c)
CODEC_LIST="
@ -7036,6 +7036,8 @@ print_enabled_components(){
print_enabled_components libavcodec/codec_list.c AVCodec codec_list $CODEC_LIST
print_enabled_components libavcodec/parser_list.c AVCodecParser parser_list $PARSER_LIST
print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
print_enabled_components libavformat/demuxer_list.c AVInputFormat demuxer_list $DEMUXER_LIST
print_enabled_components libavformat/muxer_list.c AVOutputFormat muxer_list $MUXER_LIST
print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
# Settings for pkg-config files

7
doc/APIchanges
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@ -15,7 +15,12 @@ libavutil: 2017-10-21
API changes, most recent first:
2018-01-xx - xxxxxxx - lavc 58.9.100 - avcodec.h
2018-xx-xx - xxxxxxx - lavf 58.9.100 - avformat.h
Deprecate use of av_register_input_format(), av_register_output_format(),
avformat_register_all(), av_iformat_next(), av_oformat_next().
Add av_demuxer_iterate(), and av_muxer_iterate().
2018-xx-xx - xxxxxxx - lavc 58.9.100 - avcodec.h
Deprecate use of avcodec_register(), avcodec_register_all(), and
av_codec_next(). Add av_codec_iterate().

2
libavformat/.gitignore vendored
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@ -1 +1,3 @@
/protocol_list.c
/muxer_list.c
/demuxer_list.c

868
libavformat/allformats.c
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@ -26,371 +26,529 @@
#include "url.h"
#include "version.h"
#define REGISTER_MUXER(X, x) \
{ \
extern AVOutputFormat ff_##x##_muxer; \
if (CONFIG_##X##_MUXER) \
av_register_output_format(&ff_##x##_muxer); \
}
/* (de)muxers */
extern AVOutputFormat ff_a64_muxer;
extern AVInputFormat ff_aa_demuxer;
extern AVInputFormat ff_aac_demuxer;
extern AVInputFormat ff_ac3_demuxer;
extern AVOutputFormat ff_ac3_muxer;
extern AVInputFormat ff_acm_demuxer;
extern AVInputFormat ff_act_demuxer;
extern AVInputFormat ff_adf_demuxer;
extern AVInputFormat ff_adp_demuxer;
extern AVInputFormat ff_ads_demuxer;
extern AVOutputFormat ff_adts_muxer;
extern AVInputFormat ff_adx_demuxer;
extern AVOutputFormat ff_adx_muxer;
extern AVInputFormat ff_aea_demuxer;
extern AVInputFormat ff_afc_demuxer;
extern AVInputFormat ff_aiff_demuxer;
extern AVOutputFormat ff_aiff_muxer;
extern AVInputFormat ff_aix_demuxer;
extern AVInputFormat ff_amr_demuxer;
extern AVOutputFormat ff_amr_muxer;
extern AVInputFormat ff_amrnb_demuxer;
extern AVInputFormat ff_amrwb_demuxer;
extern AVInputFormat ff_anm_demuxer;
extern AVInputFormat ff_apc_demuxer;
extern AVInputFormat ff_ape_demuxer;
extern AVInputFormat ff_apng_demuxer;
extern AVOutputFormat ff_apng_muxer;
extern AVInputFormat ff_aptx_demuxer;
extern AVOutputFormat ff_aptx_muxer;
extern AVInputFormat ff_aqtitle_demuxer;
extern AVInputFormat ff_asf_demuxer;
extern AVOutputFormat ff_asf_muxer;
extern AVInputFormat ff_asf_o_demuxer;
extern AVInputFormat ff_ass_demuxer;
extern AVOutputFormat ff_ass_muxer;
extern AVInputFormat ff_ast_demuxer;
extern AVOutputFormat ff_ast_muxer;
extern AVOutputFormat ff_asf_stream_muxer;
extern AVInputFormat ff_au_demuxer;
extern AVOutputFormat ff_au_muxer;
extern AVInputFormat ff_avi_demuxer;
extern AVOutputFormat ff_avi_muxer;
extern AVInputFormat ff_avisynth_demuxer;
extern AVOutputFormat ff_avm2_muxer;
extern AVInputFormat ff_avr_demuxer;
extern AVInputFormat ff_avs_demuxer;
extern AVInputFormat ff_bethsoftvid_demuxer;
extern AVInputFormat ff_bfi_demuxer;
extern AVInputFormat ff_bintext_demuxer;
extern AVInputFormat ff_bink_demuxer;
extern AVInputFormat ff_bit_demuxer;
extern AVOutputFormat ff_bit_muxer;
extern AVInputFormat ff_bmv_demuxer;
extern AVInputFormat ff_bfstm_demuxer;
extern AVInputFormat ff_brstm_demuxer;
extern AVInputFormat ff_boa_demuxer;
extern AVInputFormat ff_c93_demuxer;
extern AVInputFormat ff_caf_demuxer;
extern AVOutputFormat ff_caf_muxer;
extern AVInputFormat ff_cavsvideo_demuxer;
extern AVOutputFormat ff_cavsvideo_muxer;
extern AVInputFormat ff_cdg_demuxer;
extern AVInputFormat ff_cdxl_demuxer;
extern AVInputFormat ff_cine_demuxer;
extern AVInputFormat ff_concat_demuxer;
extern AVOutputFormat ff_crc_muxer;
extern AVInputFormat ff_dash_demuxer;
extern AVOutputFormat ff_dash_muxer;
extern AVInputFormat ff_data_demuxer;
extern AVOutputFormat ff_data_muxer;
extern AVInputFormat ff_daud_demuxer;
extern AVOutputFormat ff_daud_muxer;
extern AVInputFormat ff_dcstr_demuxer;
extern AVInputFormat ff_dfa_demuxer;
extern AVInputFormat ff_dirac_demuxer;
extern AVOutputFormat ff_dirac_muxer;
extern AVInputFormat ff_dnxhd_demuxer;
extern AVOutputFormat ff_dnxhd_muxer;
extern AVInputFormat ff_dsf_demuxer;
extern AVInputFormat ff_dsicin_demuxer;
extern AVInputFormat ff_dss_demuxer;
extern AVInputFormat ff_dts_demuxer;
extern AVOutputFormat ff_dts_muxer;
extern AVInputFormat ff_dtshd_demuxer;
extern AVInputFormat ff_dv_demuxer;
extern AVOutputFormat ff_dv_muxer;
extern AVInputFormat ff_dvbsub_demuxer;
extern AVInputFormat ff_dvbtxt_demuxer;
extern AVInputFormat ff_dxa_demuxer;
extern AVInputFormat ff_ea_demuxer;
extern AVInputFormat ff_ea_cdata_demuxer;
extern AVInputFormat ff_eac3_demuxer;
extern AVOutputFormat ff_eac3_muxer;
extern AVInputFormat ff_epaf_demuxer;
extern AVOutputFormat ff_f4v_muxer;
extern AVInputFormat ff_ffmetadata_demuxer;
extern AVOutputFormat ff_ffmetadata_muxer;
extern AVOutputFormat ff_fifo_muxer;
extern AVOutputFormat ff_fifo_test_muxer;
extern AVInputFormat ff_filmstrip_demuxer;
extern AVOutputFormat ff_filmstrip_muxer;
extern AVInputFormat ff_fits_demuxer;
extern AVOutputFormat ff_fits_muxer;
extern AVInputFormat ff_flac_demuxer;
extern AVOutputFormat ff_flac_muxer;
extern AVInputFormat ff_flic_demuxer;
extern AVInputFormat ff_flv_demuxer;
extern AVOutputFormat ff_flv_muxer;
extern AVInputFormat ff_live_flv_demuxer;
extern AVInputFormat ff_fourxm_demuxer;
extern AVOutputFormat ff_framecrc_muxer;
extern AVOutputFormat ff_framehash_muxer;
extern AVOutputFormat ff_framemd5_muxer;
extern AVInputFormat ff_frm_demuxer;
extern AVInputFormat ff_fsb_demuxer;
extern AVInputFormat ff_g722_demuxer;
extern AVOutputFormat ff_g722_muxer;
extern AVInputFormat ff_g723_1_demuxer;
extern AVOutputFormat ff_g723_1_muxer;
extern AVInputFormat ff_g726_demuxer;
extern AVOutputFormat ff_g726_muxer;
extern AVInputFormat ff_g726le_demuxer;
extern AVOutputFormat ff_g726le_muxer;
extern AVInputFormat ff_g729_demuxer;
extern AVInputFormat ff_gdv_demuxer;
extern AVInputFormat ff_genh_demuxer;
extern AVInputFormat ff_gif_demuxer;
extern AVOutputFormat ff_gif_muxer;
extern AVInputFormat ff_gsm_demuxer;
extern AVOutputFormat ff_gsm_muxer;
extern AVInputFormat ff_gxf_demuxer;
extern AVOutputFormat ff_gxf_muxer;
extern AVInputFormat ff_h261_demuxer;
extern AVOutputFormat ff_h261_muxer;
extern AVInputFormat ff_h263_demuxer;
extern AVOutputFormat ff_h263_muxer;
extern AVInputFormat ff_h264_demuxer;
extern AVOutputFormat ff_h264_muxer;
extern AVOutputFormat ff_hash_muxer;
extern AVOutputFormat ff_hds_muxer;
extern AVInputFormat ff_hevc_demuxer;
extern AVOutputFormat ff_hevc_muxer;
extern AVInputFormat ff_hls_demuxer;
extern AVOutputFormat ff_hls_muxer;
extern AVInputFormat ff_hnm_demuxer;
extern AVInputFormat ff_ico_demuxer;
extern AVOutputFormat ff_ico_muxer;
extern AVInputFormat ff_idcin_demuxer;
extern AVInputFormat ff_idf_demuxer;
extern AVInputFormat ff_iff_demuxer;
extern AVInputFormat ff_ilbc_demuxer;
extern AVOutputFormat ff_ilbc_muxer;
extern AVInputFormat ff_image2_demuxer;
extern AVOutputFormat ff_image2_muxer;
extern AVInputFormat ff_image2pipe_demuxer;
extern AVOutputFormat ff_image2pipe_muxer;
extern AVInputFormat ff_image2_alias_pix_demuxer;
extern AVInputFormat ff_image2_brender_pix_demuxer;
extern AVInputFormat ff_ingenient_demuxer;
extern AVInputFormat ff_ipmovie_demuxer;
extern AVOutputFormat ff_ipod_muxer;
extern AVInputFormat ff_ircam_demuxer;
extern AVOutputFormat ff_ircam_muxer;
extern AVOutputFormat ff_ismv_muxer;
extern AVInputFormat ff_iss_demuxer;
extern AVInputFormat ff_iv8_demuxer;
extern AVInputFormat ff_ivf_demuxer;
extern AVOutputFormat ff_ivf_muxer;
extern AVInputFormat ff_ivr_demuxer;
extern AVInputFormat ff_jacosub_demuxer;
extern AVOutputFormat ff_jacosub_muxer;
extern AVInputFormat ff_jv_demuxer;
extern AVOutputFormat ff_latm_muxer;
extern AVInputFormat ff_lmlm4_demuxer;
extern AVInputFormat ff_loas_demuxer;
extern AVInputFormat ff_lrc_demuxer;
extern AVOutputFormat ff_lrc_muxer;
extern AVInputFormat ff_lvf_demuxer;
extern AVInputFormat ff_lxf_demuxer;
extern AVInputFormat ff_m4v_demuxer;
extern AVOutputFormat ff_m4v_muxer;
extern AVOutputFormat ff_md5_muxer;
extern AVInputFormat ff_matroska_demuxer;
extern AVOutputFormat ff_matroska_muxer;
extern AVOutputFormat ff_matroska_audio_muxer;
extern AVInputFormat ff_mgsts_demuxer;
extern AVInputFormat ff_microdvd_demuxer;
extern AVOutputFormat ff_microdvd_muxer;
extern AVInputFormat ff_mjpeg_demuxer;
extern AVOutputFormat ff_mjpeg_muxer;
extern AVInputFormat ff_mjpeg_2000_demuxer;
extern AVInputFormat ff_mlp_demuxer;
extern AVOutputFormat ff_mlp_muxer;
extern AVInputFormat ff_mlv_demuxer;
extern AVInputFormat ff_mm_demuxer;
extern AVInputFormat ff_mmf_demuxer;
extern AVOutputFormat ff_mmf_muxer;
extern AVInputFormat ff_mov_demuxer;
extern AVOutputFormat ff_mov_muxer;
extern AVOutputFormat ff_mp2_muxer;
extern AVInputFormat ff_mp3_demuxer;
extern AVOutputFormat ff_mp3_muxer;
extern AVOutputFormat ff_mp4_muxer;
extern AVInputFormat ff_mpc_demuxer;
extern AVInputFormat ff_mpc8_demuxer;
extern AVOutputFormat ff_mpeg1system_muxer;
extern AVOutputFormat ff_mpeg1vcd_muxer;
extern AVOutputFormat ff_mpeg1video_muxer;
extern AVOutputFormat ff_mpeg2dvd_muxer;
extern AVOutputFormat ff_mpeg2svcd_muxer;
extern AVOutputFormat ff_mpeg2video_muxer;
extern AVOutputFormat ff_mpeg2vob_muxer;
extern AVInputFormat ff_mpegps_demuxer;
extern AVInputFormat ff_mpegts_demuxer;
extern AVOutputFormat ff_mpegts_muxer;
extern AVInputFormat ff_mpegtsraw_demuxer;
extern AVInputFormat ff_mpegvideo_demuxer;
extern AVInputFormat ff_mpjpeg_demuxer;
extern AVOutputFormat ff_mpjpeg_muxer;
extern AVInputFormat ff_mpl2_demuxer;
extern AVInputFormat ff_mpsub_demuxer;
extern AVInputFormat ff_msf_demuxer;
extern AVInputFormat ff_msnwc_tcp_demuxer;
extern AVInputFormat ff_mtaf_demuxer;
extern AVInputFormat ff_mtv_demuxer;
extern AVInputFormat ff_musx_demuxer;
extern AVInputFormat ff_mv_demuxer;
extern AVInputFormat ff_mvi_demuxer;
extern AVInputFormat ff_mxf_demuxer;
extern AVOutputFormat ff_mxf_muxer;
extern AVOutputFormat ff_mxf_d10_muxer;
extern AVOutputFormat ff_mxf_opatom_muxer;
extern AVInputFormat ff_mxg_demuxer;
extern AVInputFormat ff_nc_demuxer;
extern AVInputFormat ff_nistsphere_demuxer;
extern AVInputFormat ff_nsp_demuxer;
extern AVInputFormat ff_nsv_demuxer;
extern AVOutputFormat ff_null_muxer;
extern AVInputFormat ff_nut_demuxer;
extern AVOutputFormat ff_nut_muxer;
extern AVInputFormat ff_nuv_demuxer;
extern AVOutputFormat ff_oga_muxer;
extern AVInputFormat ff_ogg_demuxer;
extern AVOutputFormat ff_ogg_muxer;
extern AVOutputFormat ff_ogv_muxer;
extern AVInputFormat ff_oma_demuxer;
extern AVOutputFormat ff_oma_muxer;
extern AVOutputFormat ff_opus_muxer;
extern AVInputFormat ff_paf_demuxer;
extern AVInputFormat ff_pcm_alaw_demuxer;
extern AVOutputFormat ff_pcm_alaw_muxer;
extern AVInputFormat ff_pcm_mulaw_demuxer;
extern AVOutputFormat ff_pcm_mulaw_muxer;
extern AVInputFormat ff_pcm_f64be_demuxer;
extern AVOutputFormat ff_pcm_f64be_muxer;
extern AVInputFormat ff_pcm_f64le_demuxer;
extern AVOutputFormat ff_pcm_f64le_muxer;
extern AVInputFormat ff_pcm_f32be_demuxer;
extern AVOutputFormat ff_pcm_f32be_muxer;
extern AVInputFormat ff_pcm_f32le_demuxer;
extern AVOutputFormat ff_pcm_f32le_muxer;
extern AVInputFormat ff_pcm_s32be_demuxer;
extern AVOutputFormat ff_pcm_s32be_muxer;
extern AVInputFormat ff_pcm_s32le_demuxer;
extern AVOutputFormat ff_pcm_s32le_muxer;
extern AVInputFormat ff_pcm_s24be_demuxer;
extern AVOutputFormat ff_pcm_s24be_muxer;
extern AVInputFormat ff_pcm_s24le_demuxer;
extern AVOutputFormat ff_pcm_s24le_muxer;
extern AVInputFormat ff_pcm_s16be_demuxer;
extern AVOutputFormat ff_pcm_s16be_muxer;
extern AVInputFormat ff_pcm_s16le_demuxer;
extern AVOutputFormat ff_pcm_s16le_muxer;
extern AVInputFormat ff_pcm_s8_demuxer;
extern AVOutputFormat ff_pcm_s8_muxer;
extern AVInputFormat ff_pcm_u32be_demuxer;
extern AVOutputFormat ff_pcm_u32be_muxer;
extern AVInputFormat ff_pcm_u32le_demuxer;
extern AVOutputFormat ff_pcm_u32le_muxer;
extern AVInputFormat ff_pcm_u24be_demuxer;
extern AVOutputFormat ff_pcm_u24be_muxer;
extern AVInputFormat ff_pcm_u24le_demuxer;
extern AVOutputFormat ff_pcm_u24le_muxer;
extern AVInputFormat ff_pcm_u16be_demuxer;
extern AVOutputFormat ff_pcm_u16be_muxer;
extern AVInputFormat ff_pcm_u16le_demuxer;
extern AVOutputFormat ff_pcm_u16le_muxer;
extern AVInputFormat ff_pcm_u8_demuxer;
extern AVOutputFormat ff_pcm_u8_muxer;
extern AVInputFormat ff_pjs_demuxer;
extern AVInputFormat ff_pmp_demuxer;
extern AVOutputFormat ff_psp_muxer;
extern AVInputFormat ff_pva_demuxer;
extern AVInputFormat ff_pvf_demuxer;
extern AVInputFormat ff_qcp_demuxer;
extern AVInputFormat ff_r3d_demuxer;
extern AVInputFormat ff_rawvideo_demuxer;
extern AVOutputFormat ff_rawvideo_muxer;
extern AVInputFormat ff_realtext_demuxer;
extern AVInputFormat ff_redspark_demuxer;
extern AVInputFormat ff_rl2_demuxer;
extern AVInputFormat ff_rm_demuxer;
extern AVOutputFormat ff_rm_muxer;
extern AVInputFormat ff_roq_demuxer;
extern AVOutputFormat ff_roq_muxer;
extern AVInputFormat ff_rpl_demuxer;
extern AVInputFormat ff_rsd_demuxer;
extern AVInputFormat ff_rso_demuxer;
extern AVOutputFormat ff_rso_muxer;
extern AVInputFormat ff_rtp_demuxer;
extern AVOutputFormat ff_rtp_muxer;
extern AVOutputFormat ff_rtp_mpegts_muxer;
extern AVInputFormat ff_rtsp_demuxer;
extern AVOutputFormat ff_rtsp_muxer;
extern AVInputFormat ff_s337m_demuxer;
extern AVInputFormat ff_sami_demuxer;
extern AVInputFormat ff_sap_demuxer;
extern AVOutputFormat ff_sap_muxer;
extern AVInputFormat ff_sbg_demuxer;
extern AVInputFormat ff_scc_demuxer;
extern AVOutputFormat ff_scc_muxer;
extern AVInputFormat ff_sdp_demuxer;
extern AVInputFormat ff_sdr2_demuxer;
extern AVInputFormat ff_sds_demuxer;
extern AVInputFormat ff_sdx_demuxer;
extern AVInputFormat ff_segafilm_demuxer;
extern AVOutputFormat ff_segment_muxer;
extern AVOutputFormat ff_stream_segment_muxer;
extern AVInputFormat ff_shorten_demuxer;
extern AVInputFormat ff_siff_demuxer;
extern AVOutputFormat ff_singlejpeg_muxer;
extern AVInputFormat ff_sln_demuxer;
extern AVInputFormat ff_smacker_demuxer;
extern AVInputFormat ff_smjpeg_demuxer;
extern AVOutputFormat ff_smjpeg_muxer;
extern AVOutputFormat ff_smoothstreaming_muxer;
extern AVInputFormat ff_smush_demuxer;
extern AVInputFormat ff_sol_demuxer;
extern AVInputFormat ff_sox_demuxer;
extern AVOutputFormat ff_sox_muxer;
extern AVOutputFormat ff_spx_muxer;
extern AVInputFormat ff_spdif_demuxer;
extern AVOutputFormat ff_spdif_muxer;
extern AVInputFormat ff_srt_demuxer;
extern AVOutputFormat ff_srt_muxer;
extern AVInputFormat ff_str_demuxer;
extern AVInputFormat ff_stl_demuxer;
extern AVInputFormat ff_subviewer1_demuxer;
extern AVInputFormat ff_subviewer_demuxer;
extern AVInputFormat ff_sup_demuxer;
extern AVOutputFormat ff_sup_muxer;
extern AVInputFormat ff_svag_demuxer;
extern AVInputFormat ff_swf_demuxer;
extern AVOutputFormat ff_swf_muxer;
extern AVInputFormat ff_tak_demuxer;
extern AVOutputFormat ff_tee_muxer;
extern AVInputFormat ff_tedcaptions_demuxer;
extern AVOutputFormat ff_tg2_muxer;
extern AVOutputFormat ff_tgp_muxer;
extern AVInputFormat ff_thp_demuxer;
extern AVInputFormat ff_threedostr_demuxer;
extern AVInputFormat ff_tiertexseq_demuxer;
extern AVOutputFormat ff_mkvtimestamp_v2_muxer;
extern AVInputFormat ff_tmv_demuxer;
extern AVInputFormat ff_truehd_demuxer;
extern AVOutputFormat ff_truehd_muxer;
extern AVInputFormat ff_tta_demuxer;
extern AVOutputFormat ff_tta_muxer;
extern AVInputFormat ff_txd_demuxer;
extern AVInputFormat ff_tty_demuxer;
extern AVInputFormat ff_ty_demuxer;
extern AVOutputFormat ff_uncodedframecrc_muxer;
extern AVInputFormat ff_v210_demuxer;
extern AVInputFormat ff_v210x_demuxer;
extern AVInputFormat ff_vag_demuxer;
extern AVInputFormat ff_vc1_demuxer;
extern AVOutputFormat ff_vc1_muxer;
extern AVInputFormat ff_vc1t_demuxer;
extern AVOutputFormat ff_vc1t_muxer;
extern AVInputFormat ff_vivo_demuxer;
extern AVInputFormat ff_vmd_demuxer;
extern AVInputFormat ff_vobsub_demuxer;
extern AVInputFormat ff_voc_demuxer;
extern AVOutputFormat ff_voc_muxer;
extern AVInputFormat ff_vpk_demuxer;
extern AVInputFormat ff_vplayer_demuxer;
extern AVInputFormat ff_vqf_demuxer;
extern AVInputFormat ff_w64_demuxer;
extern AVOutputFormat ff_w64_muxer;
extern AVInputFormat ff_wav_demuxer;
extern AVOutputFormat ff_wav_muxer;
extern AVInputFormat ff_wc3_demuxer;
extern AVOutputFormat ff_webm_muxer;
extern AVInputFormat ff_webm_dash_manifest_demuxer;
extern AVOutputFormat ff_webm_dash_manifest_muxer;
extern AVOutputFormat ff_webm_chunk_muxer;
extern AVOutputFormat ff_webp_muxer;
extern AVInputFormat ff_webvtt_demuxer;
extern AVOutputFormat ff_webvtt_muxer;
extern AVInputFormat ff_wsaud_demuxer;
extern AVInputFormat ff_wsd_demuxer;
extern AVInputFormat ff_wsvqa_demuxer;
extern AVInputFormat ff_wtv_demuxer;
extern AVOutputFormat ff_wtv_muxer;
extern AVInputFormat ff_wve_demuxer;
extern AVInputFormat ff_wv_demuxer;
extern AVOutputFormat ff_wv_muxer;
extern AVInputFormat ff_xa_demuxer;
extern AVInputFormat ff_xbin_demuxer;
extern AVInputFormat ff_xmv_demuxer;
extern AVInputFormat ff_xvag_demuxer;
extern AVInputFormat ff_xwma_demuxer;
extern AVInputFormat ff_yop_demuxer;
extern AVInputFormat ff_yuv4mpegpipe_demuxer;
extern AVOutputFormat ff_yuv4mpegpipe_muxer;
/* image demuxers */
extern AVInputFormat ff_image_bmp_pipe_demuxer;
extern AVInputFormat ff_image_dds_pipe_demuxer;
extern AVInputFormat ff_image_dpx_pipe_demuxer;
extern AVInputFormat ff_image_exr_pipe_demuxer;
extern AVInputFormat ff_image_j2k_pipe_demuxer;
extern AVInputFormat ff_image_jpeg_pipe_demuxer;
extern AVInputFormat ff_image_jpegls_pipe_demuxer;
extern AVInputFormat ff_image_pam_pipe_demuxer;
extern AVInputFormat ff_image_pbm_pipe_demuxer;
extern AVInputFormat ff_image_pcx_pipe_demuxer;
extern AVInputFormat ff_image_pgmyuv_pipe_demuxer;
extern AVInputFormat ff_image_pgm_pipe_demuxer;
extern AVInputFormat ff_image_pictor_pipe_demuxer;
extern AVInputFormat ff_image_png_pipe_demuxer;
extern AVInputFormat ff_image_ppm_pipe_demuxer;
extern AVInputFormat ff_image_psd_pipe_demuxer;
extern AVInputFormat ff_image_qdraw_pipe_demuxer;
extern AVInputFormat ff_image_sgi_pipe_demuxer;
extern AVInputFormat ff_image_svg_pipe_demuxer;
extern AVInputFormat ff_image_sunrast_pipe_demuxer;
extern AVInputFormat ff_image_tiff_pipe_demuxer;
extern AVInputFormat ff_image_webp_pipe_demuxer;
extern AVInputFormat ff_image_xpm_pipe_demuxer;
#define REGISTER_DEMUXER(X, x) \
{ \
extern AVInputFormat ff_##x##_demuxer; \
if (CONFIG_##X##_DEMUXER) \
av_register_input_format(&ff_##x##_demuxer); \
}
/* external libraries */
extern AVOutputFormat ff_chromaprint_muxer;
extern AVInputFormat ff_libgme_demuxer;
extern AVInputFormat ff_libmodplug_demuxer;
extern AVInputFormat ff_libopenmpt_demuxer;
#define REGISTER_MUXDEMUX(X, x) REGISTER_MUXER(X, x); REGISTER_DEMUXER(X, x)
#include "libavformat/muxer_list.c"
#include "libavformat/demuxer_list.c"
static void register_all(void)
const AVOutputFormat *av_muxer_iterate(void **opaque)
{
avcodec_register_all();
uintptr_t i = (uintptr_t)*opaque;
const AVOutputFormat *f = muxer_list[i];
if (f)
*opaque = (void*)(i + 1);
return f;
}
/* (de)muxers */
REGISTER_MUXER (A64, a64);
REGISTER_DEMUXER (AA, aa);
REGISTER_DEMUXER (AAC, aac);
REGISTER_MUXDEMUX(AC3, ac3);
REGISTER_DEMUXER (ACM, acm);
REGISTER_DEMUXER (ACT, act);
REGISTER_DEMUXER (ADF, adf);
REGISTER_DEMUXER (ADP, adp);
REGISTER_DEMUXER (ADS, ads);
REGISTER_MUXER (ADTS, adts);
REGISTER_MUXDEMUX(ADX, adx);
REGISTER_DEMUXER (AEA, aea);
REGISTER_DEMUXER (AFC, afc);
REGISTER_MUXDEMUX(AIFF, aiff);
REGISTER_DEMUXER (AIX, aix);
REGISTER_MUXDEMUX(AMR, amr);
REGISTER_DEMUXER (AMRNB, amrnb);
REGISTER_DEMUXER (AMRWB, amrwb);
REGISTER_DEMUXER (ANM, anm);
REGISTER_DEMUXER (APC, apc);
REGISTER_DEMUXER (APE, ape);
REGISTER_MUXDEMUX(APNG, apng);
REGISTER_MUXDEMUX(APTX, aptx);
REGISTER_DEMUXER (AQTITLE, aqtitle);
REGISTER_MUXDEMUX(ASF, asf);
REGISTER_DEMUXER (ASF_O, asf_o);
REGISTER_MUXDEMUX(ASS, ass);
REGISTER_MUXDEMUX(AST, ast);
REGISTER_MUXER (ASF_STREAM, asf_stream);
REGISTER_MUXDEMUX(AU, au);
REGISTER_MUXDEMUX(AVI, avi);
REGISTER_DEMUXER (AVISYNTH, avisynth);
REGISTER_MUXER (AVM2, avm2);
REGISTER_DEMUXER (AVR, avr);
REGISTER_DEMUXER (AVS, avs);
REGISTER_DEMUXER (BETHSOFTVID, bethsoftvid);
REGISTER_DEMUXER (BFI, bfi);
REGISTER_DEMUXER (BINTEXT, bintext);
REGISTER_DEMUXER (BINK, bink);
REGISTER_MUXDEMUX(BIT, bit);
REGISTER_DEMUXER (BMV, bmv);
REGISTER_DEMUXER (BFSTM, bfstm);
REGISTER_DEMUXER (BRSTM, brstm);
REGISTER_DEMUXER (BOA, boa);
REGISTER_DEMUXER (C93, c93);
REGISTER_MUXDEMUX(CAF, caf);
REGISTER_MUXDEMUX(CAVSVIDEO, cavsvideo);
REGISTER_DEMUXER (CDG, cdg);
REGISTER_DEMUXER (CDXL, cdxl);
REGISTER_DEMUXER (CINE, cine);
REGISTER_DEMUXER (CONCAT, concat);
REGISTER_MUXER (CRC, crc);
REGISTER_MUXDEMUX(DASH, dash);
REGISTER_MUXDEMUX(DATA, data);
REGISTER_MUXDEMUX(DAUD, daud);
REGISTER_DEMUXER (DCSTR, dcstr);
REGISTER_DEMUXER (DFA, dfa);
REGISTER_MUXDEMUX(DIRAC, dirac);
REGISTER_MUXDEMUX(DNXHD, dnxhd);
REGISTER_DEMUXER (DSF, dsf);
REGISTER_DEMUXER (DSICIN, dsicin);
REGISTER_DEMUXER (DSS, dss);
REGISTER_MUXDEMUX(DTS, dts);
REGISTER_DEMUXER (DTSHD, dtshd);
REGISTER_MUXDEMUX(DV, dv);
REGISTER_DEMUXER (DVBSUB, dvbsub);
REGISTER_DEMUXER (DVBTXT, dvbtxt);
REGISTER_DEMUXER (DXA, dxa);
REGISTER_DEMUXER (EA, ea);
REGISTER_DEMUXER (EA_CDATA, ea_cdata);
REGISTER_MUXDEMUX(EAC3, eac3);
REGISTER_DEMUXER (EPAF, epaf);
REGISTER_MUXER (F4V, f4v);
REGISTER_MUXDEMUX(FFMETADATA, ffmetadata);
REGISTER_MUXER (FIFO, fifo);
REGISTER_MUXER (FIFO, fifo_test);
REGISTER_MUXDEMUX(FILMSTRIP, filmstrip);
REGISTER_MUXDEMUX(FITS, fits);
REGISTER_MUXDEMUX(FLAC, flac);
REGISTER_DEMUXER (FLIC, flic);
REGISTER_MUXDEMUX(FLV, flv);
REGISTER_DEMUXER (LIVE_FLV, live_flv);
REGISTER_DEMUXER (FOURXM, fourxm);
REGISTER_MUXER (FRAMECRC, framecrc);
REGISTER_MUXER (FRAMEHASH, framehash);
REGISTER_MUXER (FRAMEMD5, framemd5);
REGISTER_DEMUXER (FRM, frm);
REGISTER_DEMUXER (FSB, fsb);
REGISTER_MUXDEMUX(G722, g722);
REGISTER_MUXDEMUX(G723_1, g723_1);
REGISTER_MUXDEMUX(G726, g726);
REGISTER_MUXDEMUX(G726LE, g726le);
REGISTER_DEMUXER (G729, g729);
REGISTER_DEMUXER (GDV, gdv);
REGISTER_DEMUXER (GENH, genh);
REGISTER_MUXDEMUX(GIF, gif);
REGISTER_MUXDEMUX(GSM, gsm);
REGISTER_MUXDEMUX(GXF, gxf);
REGISTER_MUXDEMUX(H261, h261);
REGISTER_MUXDEMUX(H263, h263);
REGISTER_MUXDEMUX(H264, h264);
REGISTER_MUXER (HASH, hash);
REGISTER_MUXER (HDS, hds);
REGISTER_MUXDEMUX(HEVC, hevc);
REGISTER_MUXDEMUX(HLS, hls);
REGISTER_DEMUXER (HNM, hnm);
REGISTER_MUXDEMUX(ICO, ico);
REGISTER_DEMUXER (IDCIN, idcin);
REGISTER_DEMUXER (IDF, idf);
REGISTER_DEMUXER (IFF, iff);
REGISTER_MUXDEMUX(ILBC, ilbc);
REGISTER_MUXDEMUX(IMAGE2, image2);
REGISTER_MUXDEMUX(IMAGE2PIPE, image2pipe);
REGISTER_DEMUXER (IMAGE2_ALIAS_PIX, image2_alias_pix);
REGISTER_DEMUXER (IMAGE2_BRENDER_PIX, image2_brender_pix);
REGISTER_DEMUXER (INGENIENT, ingenient);
REGISTER_DEMUXER (IPMOVIE, ipmovie);
REGISTER_MUXER (IPOD, ipod);
REGISTER_MUXDEMUX(IRCAM, ircam);
REGISTER_MUXER (ISMV, ismv);
REGISTER_DEMUXER (ISS, iss);
REGISTER_DEMUXER (IV8, iv8);
REGISTER_MUXDEMUX(IVF, ivf);
REGISTER_DEMUXER (IVR, ivr);
REGISTER_MUXDEMUX(JACOSUB, jacosub);
REGISTER_DEMUXER (JV, jv);
REGISTER_MUXER (LATM, latm);
REGISTER_DEMUXER (LMLM4, lmlm4);
REGISTER_DEMUXER (LOAS, loas);
REGISTER_MUXDEMUX(LRC, lrc);
REGISTER_DEMUXER (LVF, lvf);
REGISTER_DEMUXER (LXF, lxf);
REGISTER_MUXDEMUX(M4V, m4v);
REGISTER_MUXER (MD5, md5);
REGISTER_MUXDEMUX(MATROSKA, matroska);
REGISTER_MUXER (MATROSKA_AUDIO, matroska_audio);
REGISTER_DEMUXER (MGSTS, mgsts);
REGISTER_MUXDEMUX(MICRODVD, microdvd);
REGISTER_MUXDEMUX(MJPEG, mjpeg);
REGISTER_DEMUXER (MJPEG_2000, mjpeg_2000);
REGISTER_MUXDEMUX(MLP, mlp);
REGISTER_DEMUXER (MLV, mlv);
REGISTER_DEMUXER (MM, mm);
REGISTER_MUXDEMUX(MMF, mmf);
REGISTER_MUXDEMUX(MOV, mov);
REGISTER_MUXER (MP2, mp2);
REGISTER_MUXDEMUX(MP3, mp3);
REGISTER_MUXER (MP4, mp4);
REGISTER_DEMUXER (MPC, mpc);
REGISTER_DEMUXER (MPC8, mpc8);
REGISTER_MUXER (MPEG1SYSTEM, mpeg1system);
REGISTER_MUXER (MPEG1VCD, mpeg1vcd);
REGISTER_MUXER (MPEG1VIDEO, mpeg1video);
REGISTER_MUXER (MPEG2DVD, mpeg2dvd);
REGISTER_MUXER (MPEG2SVCD, mpeg2svcd);
REGISTER_MUXER (MPEG2VIDEO, mpeg2video);
REGISTER_MUXER (MPEG2VOB, mpeg2vob);
REGISTER_DEMUXER (MPEGPS, mpegps);
REGISTER_MUXDEMUX(MPEGTS, mpegts);
REGISTER_DEMUXER (MPEGTSRAW, mpegtsraw);
REGISTER_DEMUXER (MPEGVIDEO, mpegvideo);
REGISTER_MUXDEMUX(MPJPEG, mpjpeg);
REGISTER_DEMUXER (MPL2, mpl2);
REGISTER_DEMUXER (MPSUB, mpsub);
REGISTER_DEMUXER (MSF, msf);
REGISTER_DEMUXER (MSNWC_TCP, msnwc_tcp);
REGISTER_DEMUXER (MTAF, mtaf);
REGISTER_DEMUXER (MTV, mtv);
REGISTER_DEMUXER (MUSX, musx);
REGISTER_DEMUXER (MV, mv);
REGISTER_DEMUXER (MVI, mvi);
REGISTER_MUXDEMUX(MXF, mxf);
REGISTER_MUXER (MXF_D10, mxf_d10);
REGISTER_MUXER (MXF_OPATOM, mxf_opatom);
REGISTER_DEMUXER (MXG, mxg);
REGISTER_DEMUXER (NC, nc);
REGISTER_DEMUXER (NISTSPHERE, nistsphere);
REGISTER_DEMUXER (NSP, nsp);
REGISTER_DEMUXER (NSV, nsv);
REGISTER_MUXER (NULL, null);
REGISTER_MUXDEMUX(NUT, nut);
REGISTER_DEMUXER (NUV, nuv);
REGISTER_MUXER (OGA, oga);
REGISTER_MUXDEMUX(OGG, ogg);
REGISTER_MUXER (OGV, ogv);
REGISTER_MUXDEMUX(OMA, oma);
REGISTER_MUXER (OPUS, opus);
REGISTER_DEMUXER (PAF, paf);
REGISTER_MUXDEMUX(PCM_ALAW, pcm_alaw);
REGISTER_MUXDEMUX(PCM_MULAW, pcm_mulaw);
REGISTER_MUXDEMUX(PCM_F64BE, pcm_f64be);
REGISTER_MUXDEMUX(PCM_F64LE, pcm_f64le);
REGISTER_MUXDEMUX(PCM_F32BE, pcm_f32be);
REGISTER_MUXDEMUX(PCM_F32LE, pcm_f32le);
REGISTER_MUXDEMUX(PCM_S32BE, pcm_s32be);
REGISTER_MUXDEMUX(PCM_S32LE, pcm_s32le);
REGISTER_MUXDEMUX(PCM_S24BE, pcm_s24be);
REGISTER_MUXDEMUX(PCM_S24LE, pcm_s24le);
REGISTER_MUXDEMUX(PCM_S16BE, pcm_s16be);
REGISTER_MUXDEMUX(PCM_S16LE, pcm_s16le);
REGISTER_MUXDEMUX(PCM_S8, pcm_s8);
REGISTER_MUXDEMUX(PCM_U32BE, pcm_u32be);
REGISTER_MUXDEMUX(PCM_U32LE, pcm_u32le);
REGISTER_MUXDEMUX(PCM_U24BE, pcm_u24be);
REGISTER_MUXDEMUX(PCM_U24LE, pcm_u24le);
REGISTER_MUXDEMUX(PCM_U16BE, pcm_u16be);
REGISTER_MUXDEMUX(PCM_U16LE, pcm_u16le);
REGISTER_MUXDEMUX(PCM_U8, pcm_u8);
REGISTER_DEMUXER (PJS, pjs);
REGISTER_DEMUXER (PMP, pmp);
REGISTER_MUXER (PSP, psp);
REGISTER_DEMUXER (PVA, pva);
REGISTER_DEMUXER (PVF, pvf);
REGISTER_DEMUXER (QCP, qcp);
REGISTER_DEMUXER (R3D, r3d);
REGISTER_MUXDEMUX(RAWVIDEO, rawvideo);
REGISTER_DEMUXER (REALTEXT, realtext);
REGISTER_DEMUXER (REDSPARK, redspark);
REGISTER_DEMUXER (RL2, rl2);
REGISTER_MUXDEMUX(RM, rm);
REGISTER_MUXDEMUX(ROQ, roq);
REGISTER_DEMUXER (RPL, rpl);
REGISTER_DEMUXER (RSD, rsd);
REGISTER_MUXDEMUX(RSO, rso);
REGISTER_MUXDEMUX(RTP, rtp);
REGISTER_MUXER (RTP_MPEGTS, rtp_mpegts);
REGISTER_MUXDEMUX(RTSP, rtsp);
REGISTER_DEMUXER (S337M, s337m);
REGISTER_DEMUXER (SAMI, sami);
REGISTER_MUXDEMUX(SAP, sap);
REGISTER_DEMUXER (SBG, sbg);
REGISTER_MUXDEMUX(SCC, scc);
REGISTER_DEMUXER (SDP, sdp);
REGISTER_DEMUXER (SDR2, sdr2);
REGISTER_DEMUXER (SDS, sds);
REGISTER_DEMUXER (SDX, sdx);
REGISTER_DEMUXER (SEGAFILM, segafilm);
REGISTER_MUXER (SEGMENT, segment);
REGISTER_MUXER (SEGMENT, stream_segment);
REGISTER_DEMUXER (SHORTEN, shorten);
REGISTER_DEMUXER (SIFF, siff);
REGISTER_MUXER (SINGLEJPEG, singlejpeg);
REGISTER_DEMUXER (SLN, sln);
REGISTER_DEMUXER (SMACKER, smacker);
REGISTER_MUXDEMUX(SMJPEG, smjpeg);
REGISTER_MUXER (SMOOTHSTREAMING, smoothstreaming);
REGISTER_DEMUXER (SMUSH, smush);
REGISTER_DEMUXER (SOL, sol);
REGISTER_MUXDEMUX(SOX, sox);
REGISTER_MUXER (SPX, spx);
REGISTER_MUXDEMUX(SPDIF, spdif);
REGISTER_MUXDEMUX(SRT, srt);
REGISTER_DEMUXER (STR, str);
REGISTER_DEMUXER (STL, stl);
REGISTER_DEMUXER (SUBVIEWER1, subviewer1);
REGISTER_DEMUXER (SUBVIEWER, subviewer);
REGISTER_MUXDEMUX(SUP, sup);
REGISTER_DEMUXER (SVAG, svag);
REGISTER_MUXDEMUX(SWF, swf);
REGISTER_DEMUXER (TAK, tak);
REGISTER_MUXER (TEE, tee);
REGISTER_DEMUXER (TEDCAPTIONS, tedcaptions);
REGISTER_MUXER (TG2, tg2);
REGISTER_MUXER (TGP, tgp);
REGISTER_DEMUXER (THP, thp);
REGISTER_DEMUXER (THREEDOSTR, threedostr);
REGISTER_DEMUXER (TIERTEXSEQ, tiertexseq);
REGISTER_MUXER (MKVTIMESTAMP_V2, mkvtimestamp_v2);
REGISTER_DEMUXER (TMV, tmv);
REGISTER_MUXDEMUX(TRUEHD, truehd);
REGISTER_MUXDEMUX(TTA, tta);
REGISTER_DEMUXER (TXD, txd);
REGISTER_DEMUXER (TTY, tty);
REGISTER_DEMUXER (TY, ty);
REGISTER_MUXER (UNCODEDFRAMECRC, uncodedframecrc);
REGISTER_DEMUXER (V210, v210);
REGISTER_DEMUXER (V210X, v210x);
REGISTER_DEMUXER (VAG, vag);
REGISTER_MUXDEMUX(VC1, vc1);
REGISTER_MUXDEMUX(VC1T, vc1t);
REGISTER_DEMUXER (VIVO, vivo);
REGISTER_DEMUXER (VMD, vmd);
REGISTER_DEMUXER (VOBSUB, vobsub);
REGISTER_MUXDEMUX(VOC, voc);
REGISTER_DEMUXER (VPK, vpk);
REGISTER_DEMUXER (VPLAYER, vplayer);
REGISTER_DEMUXER (VQF, vqf);
REGISTER_MUXDEMUX(W64, w64);
REGISTER_MUXDEMUX(WAV, wav);
REGISTER_DEMUXER (WC3, wc3);
REGISTER_MUXER (WEBM, webm);
REGISTER_MUXDEMUX(WEBM_DASH_MANIFEST, webm_dash_manifest);
REGISTER_MUXER (WEBM_CHUNK, webm_chunk);
REGISTER_MUXER (WEBP, webp);
REGISTER_MUXDEMUX(WEBVTT, webvtt);
REGISTER_DEMUXER (WSAUD, wsaud);
REGISTER_DEMUXER (WSD, wsd);
REGISTER_DEMUXER (WSVQA, wsvqa);
REGISTER_MUXDEMUX(WTV, wtv);
REGISTER_DEMUXER (WVE, wve);
REGISTER_MUXDEMUX(WV, wv);
REGISTER_DEMUXER (XA, xa);
REGISTER_DEMUXER (XBIN, xbin);
REGISTER_DEMUXER (XMV, xmv);
REGISTER_DEMUXER (XVAG, xvag);
REGISTER_DEMUXER (XWMA, xwma);
REGISTER_DEMUXER (YOP, yop);
REGISTER_MUXDEMUX(YUV4MPEGPIPE, yuv4mpegpipe);
const AVInputFormat *av_demuxer_iterate(void **opaque){
uintptr_t i = (uintptr_t)*opaque;
const AVInputFormat *f = demuxer_list[i];
/* image demuxers */
REGISTER_DEMUXER (IMAGE_BMP_PIPE, image_bmp_pipe);
REGISTER_DEMUXER (IMAGE_DDS_PIPE, image_dds_pipe);
REGISTER_DEMUXER (IMAGE_DPX_PIPE, image_dpx_pipe);
REGISTER_DEMUXER (IMAGE_EXR_PIPE, image_exr_pipe);
REGISTER_DEMUXER (IMAGE_J2K_PIPE, image_j2k_pipe);
REGISTER_DEMUXER (IMAGE_JPEG_PIPE, image_jpeg_pipe);
REGISTER_DEMUXER (IMAGE_JPEGLS_PIPE, image_jpegls_pipe);
REGISTER_DEMUXER (IMAGE_PAM_PIPE, image_pam_pipe);
REGISTER_DEMUXER (IMAGE_PBM_PIPE, image_pbm_pipe);
REGISTER_DEMUXER (IMAGE_PCX_PIPE, image_pcx_pipe);
REGISTER_DEMUXER (IMAGE_PGMYUV_PIPE, image_pgmyuv_pipe);
REGISTER_DEMUXER (IMAGE_PGM_PIPE, image_pgm_pipe);
REGISTER_DEMUXER (IMAGE_PICTOR_PIPE, image_pictor_pipe);
REGISTER_DEMUXER (IMAGE_PNG_PIPE, image_png_pipe);
REGISTER_DEMUXER (IMAGE_PPM_PIPE, image_ppm_pipe);
REGISTER_DEMUXER (IMAGE_PSD_PIPE, image_psd_pipe);
REGISTER_DEMUXER (IMAGE_QDRAW_PIPE, image_qdraw_pipe);
REGISTER_DEMUXER (IMAGE_SGI_PIPE, image_sgi_pipe);
REGISTER_DEMUXER (IMAGE_SVG_PIPE, image_svg_pipe);
REGISTER_DEMUXER (IMAGE_SUNRAST_PIPE, image_sunrast_pipe);
REGISTER_DEMUXER (IMAGE_TIFF_PIPE, image_tiff_pipe);
REGISTER_DEMUXER (IMAGE_WEBP_PIPE, image_webp_pipe);
REGISTER_DEMUXER (IMAGE_XPM_PIPE, image_xpm_pipe);
if (f)
*opaque = (void*)(i + 1);
return f;
}
#if FF_API_NEXT
FF_DISABLE_DEPRECATION_WARNINGS
static AVOnce av_format_next_init = AV_ONCE_INIT;
/* external libraries */
REGISTER_MUXER (CHROMAPRINT, chromaprint);
REGISTER_DEMUXER (LIBGME, libgme);
REGISTER_DEMUXER (LIBMODPLUG, libmodplug);
REGISTER_DEMUXER (LIBOPENMPT, libopenmpt);
static void av_format_init_next(void)
{
AVOutputFormat *prevout = NULL, *out;
AVInputFormat *previn = NULL, *in;
void *i = 0;
while ((out = (AVOutputFormat*)av_muxer_iterate(&i))) {
if (prevout)
prevout->next = out;
prevout = out;
}
i = 0;
while ((in = (AVInputFormat*)av_demuxer_iterate(&i))) {
if (previn)
previn->next = in;
previn = in;
}
}
AVInputFormat *av_iformat_next(const AVInputFormat *f)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
if (f)
return f->next;
else
return demuxer_list[0];
}
AVOutputFormat *av_oformat_next(const AVOutputFormat *f)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
if (f)
return f->next;
else
return muxer_list[0];
}
void av_register_all(void)
{
static AVOnce control = AV_ONCE_INIT;
ff_thread_once(&av_format_next_init, av_format_init_next);
}
ff_thread_once(&control, register_all);
void av_register_input_format(AVInputFormat *format)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
}
void av_register_output_format(AVOutputFormat *format)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
}
FF_ENABLE_DEPRECATION_WARNINGS
#endif

31
libavformat/avformat.h
Unescape View File

@ -2011,6 +2011,7 @@ const char *avformat_configuration(void);
*/
const char *avformat_license(void);
#if FF_API_NEXT
/**
* Initialize libavformat and register all the muxers, demuxers and
* protocols. If you do not call this function, then you can select
@ -2019,10 +2020,14 @@ const char *avformat_license(void);
* @see av_register_input_format()
* @see av_register_output_format()
*/
attribute_deprecated
void av_register_all(void);
attribute_deprecated
void av_register_input_format(AVInputFormat *format);
attribute_deprecated
void av_register_output_format(AVOutputFormat *format);
#endif
/**
* Do global initialization of network libraries. This is optional,
@ -2046,11 +2051,13 @@ int avformat_network_init(void);
*/
int avformat_network_deinit(void);
#if FF_API_NEXT
/**
* If f is NULL, returns the first registered input format,
* if f is non-NULL, returns the next registered input format after f
* or NULL if f is the last one.
*/
attribute_deprecated
AVInputFormat *av_iformat_next(const AVInputFormat *f);
/**
@ -2058,7 +2065,31 @@ AVInputFormat *av_iformat_next(const AVInputFormat *f);
* if f is non-NULL, returns the next registered output format after f
* or NULL if f is the last one.
*/
attribute_deprecated
AVOutputFormat *av_oformat_next(const AVOutputFormat *f);
#endif
/**
* Iterate over all registered muxers.
*
* @param opaque a pointer where libavformat will store the iteration state. Must
* point to NULL to start the iteration.
*
* @return the next registered muxer or NULL when the iteration is
* finished
*/
const AVOutputFormat *av_muxer_iterate(void **opaque);
/**
* Iterate over all registered demuxers.
*
* @param opaque a pointer where libavformat will store the iteration state. Must
* point to NULL to start the iteration.
*
* @return the next registered demuxer or NULL when the iteration is
* finished
*/
const AVInputFormat *av_demuxer_iterate(void **opaque);
/**
* Allocate an AVFormatContext.

68
libavformat/format.c
Unescape View File

@ -34,65 +34,6 @@
* @file
* Format register and lookup
*/
/** head of registered input format linked list */
static AVInputFormat *first_iformat = NULL;
/** head of registered output format linked list */
static AVOutputFormat *first_oformat = NULL;
static AVInputFormat **last_iformat = &first_iformat;
static AVOutputFormat **last_oformat = &first_oformat;
AVInputFormat *av_iformat_next(const AVInputFormat *f)
{
if (f)
return f->next;
else
return first_iformat;
}
AVOutputFormat *av_oformat_next(const AVOutputFormat *f)
{
if (f)
return f->next;
else
return first_oformat;
}
static AVMutex iformat_register_mutex = AV_MUTEX_INITIALIZER;
void av_register_input_format(AVInputFormat *format)
{
AVInputFormat **p;
ff_mutex_lock(&iformat_register_mutex);
p = last_iformat;
while (*p)
p = &(*p)->next;
*p = format;
format->next = NULL;
last_iformat = &format->next;
ff_mutex_unlock(&iformat_register_mutex);
}
static AVMutex oformat_register_mutex = AV_MUTEX_INITIALIZER;
void av_register_output_format(AVOutputFormat *format)
{
AVOutputFormat **p;
ff_mutex_lock(&oformat_register_mutex);
p = last_oformat;
while (*p)
p = &(*p)->next;
*p = format;
format->next = NULL;
last_oformat = &format->next;
ff_mutex_unlock(&oformat_register_mutex);
}
int av_match_ext(const char *filename, const char *extensions)
{
@ -111,6 +52,7 @@ AVOutputFormat *av_guess_format(const char *short_name, const char *filename,
const char *mime_type)
{
AVOutputFormat *fmt = NULL, *fmt_found;
void *i = 0;
int score_max, score;
/* specific test for image sequences */
@ -124,7 +66,7 @@ AVOutputFormat *av_guess_format(const char *short_name, const char *filename,
/* Find the proper file type. */
fmt_found = NULL;
score_max = 0;
while ((fmt = av_oformat_next(fmt))) {
while ((fmt = av_muxer_iterate(&i))) {
score = 0;
if (fmt->name && short_name && av_match_name(short_name, fmt->name))
score += 100;
@ -176,7 +118,8 @@ enum AVCodecID av_guess_codec(AVOutputFormat *fmt, const char *short_name,
AVInputFormat *av_find_input_format(const char *short_name)
{
AVInputFormat *fmt = NULL;
while ((fmt = av_iformat_next(fmt)))
void *i = 0;
while ((fmt = av_demuxer_iterate(&i)))
if (av_match_name(short_name, fmt->name))
return fmt;
return NULL;
@ -188,6 +131,7 @@ AVInputFormat *av_probe_input_format3(AVProbeData *pd, int is_opened,
AVProbeData lpd = *pd;
AVInputFormat *fmt1 = NULL, *fmt;
int score, score_max = 0;
void *i = 0;
const static uint8_t zerobuffer[AVPROBE_PADDING_SIZE];
enum nodat {
NO_ID3,
@ -213,7 +157,7 @@ AVInputFormat *av_probe_input_format3(AVProbeData *pd, int is_opened,
}
fmt = NULL;
while ((fmt1 = av_iformat_next(fmt1))) {
while ((fmt1 = av_demuxer_iterate(&i))) {
if (!is_opened == !(fmt1->flags & AVFMT_NOFILE) && strcmp(fmt1->name, "image2"))
continue;
score = 0;

3
libavformat/version.h
Unescape View File

@ -91,6 +91,9 @@
#ifndef FF_API_OLD_RTSP_OPTIONS
#define FF_API_OLD_RTSP_OPTIONS (LIBAVFORMAT_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_NEXT
#define FF_API_NEXT (LIBAVFORMAT_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_R_FRAME_RATE

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