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  • Des sites réalisés avec MediaSPIP

    2 mai 2011, par

    Cette page présente quelques-uns des sites fonctionnant sous MediaSPIP.
    Vous pouvez bien entendu ajouter le votre grâce au formulaire en bas de page.

  • Librairies et binaires spécifiques au traitement vidéo et sonore

    31 janvier 2010, par

    Les logiciels et librairies suivantes sont utilisées par SPIPmotion d’une manière ou d’une autre.
    Binaires obligatoires FFMpeg : encodeur principal, permet de transcoder presque tous les types de fichiers vidéo et sonores dans les formats lisibles sur Internet. CF ce tutoriel pour son installation ; Oggz-tools : outils d’inspection de fichiers ogg ; Mediainfo : récupération d’informations depuis la plupart des formats vidéos et sonores ;
    Binaires complémentaires et facultatifs flvtool2 : (...)

  • Possibilité de déploiement en ferme

    12 avril 2011, par

    MediaSPIP peut être installé comme une ferme, avec un seul "noyau" hébergé sur un serveur dédié et utilisé par une multitude de sites différents.
    Cela permet, par exemple : de pouvoir partager les frais de mise en œuvre entre plusieurs projets / individus ; de pouvoir déployer rapidement une multitude de sites uniques ; d’éviter d’avoir à mettre l’ensemble des créations dans un fourre-tout numérique comme c’est le cas pour les grandes plate-formes tout public disséminées sur le (...)

Sur d’autres sites (5991)

  • Installing GPAC's player - Errors

    25 janvier 2016, par VirMarGu

    I am working with Ubuntu 14.04 LTS 64 bits.
    I am trying to compile and install GPAC’s player (Osmo) in its latest version.

    I had an installed version, but I have tried to compile one new and finally, the previous one doesn’t already work fine.

    I have made the following steps :

    1. sudo apt-get install git

    2. git clone https://github.com/gpac/gpac.git

    3. sudo apt-get install subversion make pkg-config g++ zlib1g-dev libfreetype6-dev libjpeg62-dev libpng12-dev libopenjpeg-dev
    libmad0-dev libfaad-dev libogg-dev libvorbis-dev libtheora-dev
    liba52-0.7.4-dev libavcodec-dev libavformat-dev libavutil-dev
    libswscale-dev libavresample-dev libxv-dev x11proto-video-dev
    libgl1-mesa-dev x11proto-gl-dev linux-sound-base libxvidcore-dev
    libssl-dev libjack-dev libasound2-dev libpulse-dev libsdl1.2-dev
    dvb-apps libavcodec-extra libavdevice-dev libmozjs185-dev

    4. cd gpac

    5. ./configure

    The output of the previous execution is :

    ** System Configuration
    Install prefix: /usr/local
    Source path: /home/vmg/gpac
    C   compiler: gcc
    C++ compiler: g++
    make: make
    CPU: x86_64
    Big Endian: no

    ** GPAC 0.5.2-DEV rev1167-gaef2bf4-master Core Configuration **
    debug version: no
    GProf enabled: no
    Static build enabled: no
    Memory tracking enabled: no
    Fixed-Point Version: no
    IPV6 Support: yes
    Static Modules: no

    ** Detected libraries **
    zlib: system
    OSS Audio: yes
    ALSA Audio: yes
    Jack Audio: yes
    PulseAudio Audio: yes
    DirectFB support: no
    X11 Shared Memory support: yes (path: /usr/X11R6)
    X11 XVideo support: yes
    SDL Support: yes
    OpenGL support: yes
    TinyGL support: no
    OpenSSL support: yes
    Mozilla XUL/GECKO support: no
    DVB Support: yes
    XMLRPC Support: no
    wxWidgets support: no

    ** Extra Libraries used **
    SpiderMonkey: system
    FreeType: system
    JPEG: system
    OpenJPEG: system
    PNG: system
    MAD: system
    FAAD: system
    XVID: system
    FFMPEG: system
    Xiph OGG: system
    Platinum UPnP: no
    AVCap: no
    Xiph Vorbis: system
    Xiph Theora: system
    A52 (AC3): system
    OpenSVCDecoder: no
    OpenHEVCDecoder: no
    Freenect: no

    Creating config.mak
    config.h is unchanged
    Check config.log for detection failures
    Done - type 'make help' for make info, 'make' to build
    1. make

      make -C src all
      make[1] : Entering directory

      /home/vmg/gpac/src'
       CC utils/os_divers.c
       CC utils/os_file.c
       CC utils/list.c
       CC utils/bitstream.c
       CC utils/error.c
       CC utils/alloc.c
      utils/alloc.c: In function ‘gf_asprintf’:
      utils/alloc.c:868:2: warning: implicit declaration of function ‘asprintf’ [-Wimplicit-function-declaration]
       size = asprintf(strp, fmt, args);
       ^
       CC utils/url.c
       CC utils/configfile.c
       CC utils/sha1.c
       CC utils/base_encoding.c
       CC utils/os_net.c
       CC utils/os_thread.c
       CC utils/os_config_init.c
       CC utils/cache.c
      utils/cache.c: In function ‘gf_cache_create_entry’:
      utils/cache.c:482:10: warning: variable ‘err’ set but not used [-Wunused-but-set-variable]
        GF_Err err;
               ^
      utils/cache.c:526:10: warning: variable ‘err’ set but not used [-Wunused-but-set-variable]
        GF_Err err;
               ^
       CC utils/downloader.c
      utils/downloader.c: In function ‘gf_dm_connect’:
      utils/downloader.c:1385:8: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
         int ret;
             ^
       CC utils/xml_parser.c
       CC utils/utf.c
       CC utils/token.c
       CC utils/color.c
       CC utils/os_module.c
       CC utils/path2d.c
       CC utils/path2d_stroker.c
       CC utils/module.c
       CC utils/uni_bidi.c
       CC utils/ringbuffer.c
       CC utils/map.c
       CC ietf/rtcp.c
       CC ietf/rtp.c
       CC ietf/rtp_packetizer.c
       CC ietf/rtp_pck_3gpp.c
       CC ietf/rtp_pck_mpeg12.c
       CC ietf/rtp_pck_mpeg4.c
       CC ietf/rtsp_command.c
       CC ietf/rtsp_common.c
       CC ietf/rtsp_response.c
       CC ietf/rtsp_session.c
       CC ietf/sdp.c
       CC ietf/rtp_depacketizer.c
       CC ietf/rtp_streamer.c
       CC bifs/arith_decoder.c
       CC bifs/bifs_codec.c
       CC bifs/bifs_node_tables.c
       CC bifs/com_dec.c
       CC bifs/com_enc.c
       CC bifs/conditional.c
       CC bifs/field_decode.c
       CC bifs/field_encode.c
       CC bifs/memory_decoder.c
       CC bifs/predictive_mffield.c
       CC bifs/quantize.c
       CC bifs/script_dec.c
       CC bifs/script_enc.c
       CC bifs/unquantize.c
       CC odf/desc_private.c
       CC odf/descriptors.c
       CC odf/odf_code.c
      odf/odf_code.c: In function ‘gf_odf_write_kw’:
      odf/odf_code.c:2633:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC odf/odf_codec.c
       CC odf/odf_command.c
      odf/odf_command.c: In function ‘gf_odf_write_od_remove’:
      odf/odf_command.c:171:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
      odf/odf_command.c: In function ‘gf_odf_del_ipmp_update’:
      odf/odf_command.c:570:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC odf/qos.c
       CC odf/slc.c
      odf/slc.c: In function ‘gf_odf_write_slc’:
      odf/slc.c:261:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC odf/ipmpx_code.c
       CC odf/oci_codec.c
       CC odf/ipmpx_dump.c
       CC odf/ipmpx_parse.c
       CC odf/odf_dump.c
       CC odf/odf_parse.c
       CC laser/lsr_enc.c
       CC laser/lsr_dec.c
       CC laser/lsr_tables.c
       CC isomedia/avc_ext.c
       CC isomedia/box_code_3gpp.c
      isomedia/box_code_3gpp.c: In function ‘styl_Write’:
      isomedia/box_code_3gpp.c:641:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC isomedia/box_code_apple.c
       CC isomedia/box_code_base.c
      isomedia/box_code_base.c: In function ‘mp4a_AddBox’:
      isomedia/box_code_base.c:3511:12: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
          GF_Err e;
                 ^
       CC isomedia/box_code_drm.c
      isomedia/box_code_drm.c: In function ‘schm_Write’:
      isomedia/box_code_drm.c:196:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC isomedia/box_code_meta.c
       CC isomedia/box_dump.c
       CC isomedia/box_funcs.c
       CC isomedia/data_map.c
       CC isomedia/drm_sample.c
       CC isomedia/isom_intern.c
       CC isomedia/isom_read.c
       CC isomedia/isom_store.c
       CC isomedia/isom_write.c
      isomedia/isom_write.c: In function ‘gf_isom_estimate_size’:
      isomedia/isom_write.c:3818:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC isomedia/media.c
       CC isomedia/media_odf.c
       CC isomedia/meta.c
       CC isomedia/movie_fragments.c
       CC isomedia/sample_descs.c
       CC isomedia/stbl_read.c
       CC isomedia/stbl_write.c
       CC isomedia/track.c
       CC isomedia/tx3g.c
       CC isomedia/iff.c
       CC isomedia/hint_track.c
       CC isomedia/hinting.c
       CC isomedia/box_code_adobe.c
       CC isomedia/ttml.c
       CC scene_manager/scene_manager.c
      scene_manager/scene_manager.c: In function ‘gf_sm_update_bitwrapper_buffer’:
      scene_manager/scene_manager.c:764:11: warning: ignoring return value of ‘fread’, declared with attribute warn_unused_result [-Wunused-result]
           fread(data, 1, data_size, f);
                ^
       CC scene_manager/text_to_bifs.c
       CC scene_manager/loader_bt.c
       CC scene_manager/loader_xmt.c
       CC scene_manager/loader_isom.c
       CC scene_manager/loader_qt.c
       CC scene_manager/loader_svg.c
       CC scene_manager/swf_parse.c
      scene_manager/swf_parse.c: In function ‘swf_def_bits_jpeg’:
      scene_manager/swf_parse.c:2100:10: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
        GF_Err e;
               ^
       CC scene_manager/swf_bifs.c
       CC scene_manager/swf_svg.c
       CC scene_manager/scene_dump.c
       CC scene_manager/scene_stats.c
       CC scene_manager/scene_engine.c
       CC scene_manager/encode_isom.c
       CC terminal/channel.c
       CC terminal/clock.c
       CC terminal/decoder.c
       CC terminal/term_node_init.c
       CC terminal/input_sensor.c
       CC terminal/media_control.c
       CC terminal/media_manager.c
       CC terminal/media_memory.c
       CC terminal/media_object.c
       CC terminal/media_sensor.c
       CC terminal/mpeg4_inline.c
       CC terminal/network_service.c
       CC terminal/object_browser.c
       CC terminal/object_manager.c
       CC terminal/scene.c
       CC terminal/terminal.c
       CC terminal/svg_external.c
       CC compositor/audio_input.c
       CC compositor/audio_mixer.c
       CC compositor/audio_render.c
       CC compositor/bindable.c
       CC compositor/camera.c
       CC compositor/compositor.c
       CC compositor/compositor_2d.c
       CC compositor/compositor_3d.c
       CC compositor/compositor_node_init.c
       CC compositor/drawable.c
       CC compositor/events.c
       CC compositor/font_engine.c
       CC compositor/hc_flash_shape.c
       CC compositor/hardcoded_protos.c
       CC compositor/mesh.c
       CC compositor/mesh_collide.c
       CC compositor/mesh_tesselate.c
       CC compositor/mpeg4_animstream.c
       CC compositor/mpeg4_audio.c
       CC compositor/mpeg4_background.c
       CC compositor/mpeg4_background2d.c
       CC compositor/mpeg4_bitmap.c
       CC compositor/mpeg4_composite.c
       CC compositor/mpeg4_form.c
       CC compositor/mpeg4_geometry_2d.c
       CC compositor/mpeg4_geometry_3d.c
       CC compositor/mpeg4_geometry_ifs2d.c
       CC compositor/mpeg4_geometry_ils2d.c
       CC compositor/mpeg4_gradients.c
       CC compositor/mpeg4_grouping.c
       CC compositor/mpeg4_grouping_2d.c
       CC compositor/mpeg4_grouping_3d.c
       CC compositor/mpeg4_layer_2d.c
       CC compositor/mpeg4_layer_3d.c
       CC compositor/mpeg4_layout.c
       CC compositor/mpeg4_lighting.c
       CC compositor/mpeg4_path_layout.c
       CC compositor/mpeg4_sensors.c
       CC compositor/mpeg4_sound.c
       CC compositor/mpeg4_text.c
       CC compositor/mpeg4_textures.c
       CC compositor/mpeg4_timesensor.c
       CC compositor/mpeg4_viewport.c
       CC compositor/navigate.c
       CC compositor/offscreen_cache.c
       CC compositor/svg_base.c
       CC compositor/svg_filters.c
       CC compositor/svg_font.c
       CC compositor/svg_geometry.c
       CC compositor/svg_grouping.c
       CC compositor/svg_media.c
       CC compositor/svg_paint_servers.c
       CC compositor/svg_text.c
       CC compositor/texturing.c
       CC compositor/texturing_gl.c
       CC compositor/visual_manager.c
       CC compositor/visual_manager_2d.c
       CC compositor/visual_manager_2d_draw.c
       CC compositor/visual_manager_3d.c
       CC compositor/visual_manager_3d_gl.c
       CC compositor/x3d_geometry.c
       CC scenegraph/base_scenegraph.c
       CC scenegraph/mpeg4_animators.c
       CC scenegraph/commands.c
       CC scenegraph/mpeg4_nodes.c
       CC scenegraph/mpeg4_valuator.c
       CC scenegraph/vrml_interpolators.c
       CC scenegraph/vrml_proto.c
       CC scenegraph/vrml_route.c
       CC scenegraph/vrml_script.c
       CC scenegraph/vrml_smjs.c
       CC scenegraph/vrml_tools.c
       CC scenegraph/x3d_nodes.c
       CC scenegraph/svg_attributes.c
       CC scenegraph/svg_types.c
       CC scenegraph/svg_smjs.c
       CC scenegraph/smil_anim.c
       CC scenegraph/smil_timing.c
       CC scenegraph/svg_properties.c
       CC scenegraph/dom_events.c
       CC scenegraph/dom_smjs.c
       CC scenegraph/xbl_process.c
       CC scenegraph/xml_ns.c
       CC scenegraph/html5_media_smjs.c
       CC scenegraph/html5_mse_smjs.c
       CC scenegraph/webvtt_smjs.c
       CC media_tools/isom_tools.c
      media_tools/isom_tools.c: In function ‘gf_media_change_pl’:
      media_tools/isom_tools.c:2321:9: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
       GF_Err e;
              ^
       CC media_tools/dash_segmenter.c
      media_tools/dash_segmenter.c: In function ‘gf_media_isom_segment_file’:
      media_tools/dash_segmenter.c:1666:21: warning: variable ‘SegmentNum’ set but not used [-Wunused-but-set-variable]
              u32 scaler, SegmentNum;
                          ^
      media_tools/dash_segmenter.c: In function ‘dasher_isom_segment_file’:
      media_tools/dash_segmenter.c:2969:6: warning: ‘track_duration2’ may be used uninitialized in this function [-Wmaybe-uninitialized]
         e = dasher_isom_adjust_last_sample(in, trackNumber, track_duration2, target_duration_in_timescale, fragment_duration_in_sec);
           ^
      media_tools/dash_segmenter.c:2952:14: note: ‘track_duration2’ was declared here
         u32 i, j, track_duration2, sample_count = gf_isom_get_sample_count(in, trackNumber);
                   ^
       CC media_tools/av_parsers.c
      media_tools/av_parsers.c: In function ‘gf_ac3_parser_bs’:
      media_tools/av_parsers.c:4694:64: warning: variable ‘syncword’ set but not used [-Wunused-but-set-variable]
       u32 fscod, frmsizecod, bsid, ac3_mod, freq, framesize, bsmod, syncword;
                                                                     ^
      media_tools/av_parsers.c: In function ‘gf_eac3_parser_bs’:
      media_tools/av_parsers.c:4759:45: warning: variable ‘syncword’ set but not used [-Wunused-but-set-variable]
       u32 fscod, bsid, ac3_mod, freq, framesize, syncword, substreamid, lfon, channels, numblkscod;
                                                  ^
       CC media_tools/img.c
       CC media_tools/media_import.c
      media_tools/media_import.c: In function ‘gf_import_amr_evrc_smv’:
      media_tools/media_import.c:3803:54: warning: variable ‘readen’ set but not used [-Wunused-but-set-variable]
       u32 track, trackID, di, sample_rate, block_size, i, readen;
                                                           ^
      media_tools/media_import.c: In function ‘gf_import_raw_unit’:
      media_tools/media_import.c:6971:35: warning: variable ‘readen’ set but not used [-Wunused-but-set-variable]
       u32 mtype, track, di, timescale, readen;
                                        ^
       CC media_tools/mpegts.c
      media_tools/mpegts.c: In function ‘gf_m2ts_process_tdt_tot’:
      media_tools/mpegts.c:1952:6: warning: variable ‘data_size’ set but not used [-Wunused-but-set-variable]
       u32 data_size, nb_sections;
           ^
       CC media_tools/m3u8.c
       CC media_tools/mpd.c
      media_tools/mpd.c: In function ‘gf_m3u8_fill_mpd_struct.isra.15’:
      media_tools/mpd.c:1267:45: warning: ‘pe’ may be used uninitialized in this function [-Wmaybe-uninitialized]
         set->segment_template->duration = (u32)pe->duration_info;
                                                  ^
       CC media_tools/dash_client.c
      media_tools/dash_client.c: In function ‘gf_dash_update_manifest’:
      media_tools/dash_client.c:2083:6: warning: ‘force_timeline_setup’ may be used uninitialized in this function [-Wmaybe-uninitialized]
        if (force_timeline_setup) {
           ^
      media_tools/dash_client.c: In function ‘gf_dash_get_segment_availability_start_time’:
      media_tools/dash_client.c:1329:21: warning: ‘scale’ may be used uninitialized in this function [-Wmaybe-uninitialized]
        *segment_duration /= scale;
                          ^
      media_tools/dash_client.c:1324:6: note: ‘scale’ was declared here
       u32 scale;
           ^
      media_tools/dash_client.c:1328:23: warning: ‘dur’ may be used uninitialized in this function [-Wmaybe-uninitialized]
        *segment_duration = (Double) dur;
                            ^
      media_tools/dash_client.c:1323:13: note: ‘dur’ was declared here
       u64 start, dur;
                  ^
      media_tools/dash_client.c: In function ‘gf_dash_group_current_segment_start_time’:
      media_tools/dash_client.c:1331:24: warning: ‘scale’ may be used uninitialized in this function [-Wmaybe-uninitialized]
       return ((Double)start)/scale;
                             ^
      media_tools/dash_client.c:1324:6: note: ‘scale’ was declared here
       u32 scale;
           ^
       CC media_tools/media_export.c
       CC media_tools/m2ts_mux.c
      media_tools/m2ts_mux.c: In function ‘gf_m2ts_mux_table_get_next_packet’:
      media_tools/m2ts_mux.c:486:21: warning: variable ‘table’ set but not used [-Wunused-but-set-variable]
       GF_M2TS_Mux_Table *table;
                          ^
       CC media_tools/filestreamer.c
       CC media_tools/avilib.c
       CC media_tools/mpeg2_ps.c
       CC media_tools/gpac_ogg.c
       CC media_tools/ismacryp.c
       CC media_tools/isom_hinter.c
       CC media_tools/saf.c
       CC media_tools/vobsub.c
       CC media_tools/text_import.c
       CC media_tools/html5_media.c
       CC media_tools/html5_mse.c
      media_tools/html5_mse.c: In function ‘gf_mse_parse_segment’:
      media_tools/html5_mse.c:783:12: warning: variable ‘e’ set but not used [-Wunused-but-set-variable]
          GF_Err e;
                 ^
       CC media_tools/webvtt.c
       CC mcrypt/cbc.c
       CC mcrypt/cfb.c
       CC mcrypt/ctr.c
       CC mcrypt/des.c
       CC mcrypt/ecb.c
       CC mcrypt/g_crypt.c
       CC mcrypt/ncfb.c
       CC mcrypt/nofb.c
       CC mcrypt/ofb.c
       CC mcrypt/rijndael-128.c
       CC mcrypt/rijndael-192.c
       CC mcrypt/rijndael-256.c
       CC mcrypt/stream.c
       CC mcrypt/tripledes.c
      OBJS utils/os_divers.o utils/os_file.o utils/list.o utils/bitstream.o utils/error.o utils/alloc.o utils/url.o utils/configfile.o  utils/sha1.o  utils/base_encoding.o utils/os_net.o utils/os_thread.o utils/os_config_init.o utils/cache.o utils/downloader.o utils/xml_parser.o utils/utf.o utils/token.o utils/color.o  utils/os_module.o utils/math.o utils/path2d.o utils/path2d_stroker.o utils/module.o utils/uni_bidi.o utils/ringbuffer.o utils/unicode.o utils/map.o   mcrypt/cbc.o mcrypt/cfb.o mcrypt/ctr.o mcrypt/des.o mcrypt/ecb.o mcrypt/g_crypt.o mcrypt/ncfb.o mcrypt/nofb.o mcrypt/ofb.o mcrypt/rijndael-128.o mcrypt/rijndael-192.o mcrypt/rijndael-256.o mcrypt/stream.o mcrypt/tripledes.o  scenegraph/base_scenegraph.o scenegraph/mpeg4_animators.o scenegraph/commands.o scenegraph/mpeg4_nodes.o scenegraph/mpeg4_valuator.o scenegraph/vrml_interpolators.o scenegraph/vrml_proto.o scenegraph/vrml_route.o scenegraph/vrml_script.o scenegraph/vrml_smjs.o scenegraph/vrml_tools.o scenegraph/x3d_nodes.o scenegraph/svg_attributes.o scenegraph/svg_types.o scenegraph/svg_smjs.o scenegraph/smil_anim.o scenegraph/smil_timing.o scenegraph/svg_properties.o scenegraph/dom_events.o  scenegraph/dom_smjs.o scenegraph/xbl_process.o scenegraph/xml_ns.o scenegraph/html5_media_smjs.o scenegraph/html5_mse_smjs.o scenegraph/webvtt_smjs.o ietf/rtcp.o ietf/rtp.o ietf/rtp_packetizer.o ietf/rtp_pck_3gpp.o ietf/rtp_pck_mpeg12.o ietf/rtp_pck_mpeg4.o ietf/rtsp_command.o ietf/rtsp_common.o ietf/rtsp_response.o ietf/rtsp_session.o ietf/sdp.o ietf/rtp_depacketizer.o ietf/rtp_streamer.o bifs/arith_decoder.o bifs/bifs_codec.o bifs/bifs_node_tables.o bifs/com_dec.o bifs/com_enc.o bifs/conditional.o bifs/field_decode.o bifs/field_encode.o bifs/memory_decoder.o bifs/predictive_mffield.o bifs/quantize.o bifs/script_dec.o bifs/script_enc.o bifs/unquantize.o isomedia/avc_ext.o isomedia/box_code_3gpp.o isomedia/box_code_apple.o isomedia/box_code_base.o isomedia/box_code_drm.o isomedia/box_code_meta.o isomedia/box_dump.o isomedia/box_funcs.o isomedia/data_map.o isomedia/drm_sample.o isomedia/isom_intern.o isomedia/isom_read.o isomedia/isom_store.o isomedia/isom_write.o isomedia/media.o isomedia/media_odf.o isomedia/meta.o isomedia/movie_fragments.o isomedia/sample_descs.o isomedia/stbl_read.o isomedia/stbl_write.o isomedia/track.o isomedia/tx3g.o isomedia/iff.o    isomedia/hint_track.o isomedia/hinting.o isomedia/box_code_adobe.o isomedia/ttml.o odf/desc_private.o odf/descriptors.o odf/odf_code.o odf/odf_codec.o odf/odf_command.o odf/qos.o odf/slc.o  odf/ipmpx_code.o odf/oci_codec.o  odf/ipmpx_dump.o odf/ipmpx_parse.o odf/odf_dump.o odf/odf_parse.o media_tools/isom_tools.o media_tools/dash_segmenter.o media_tools/av_parsers.o media_tools/img.o media_tools/media_import.o media_tools/mpegts.o media_tools/m3u8.o media_tools/mpd.o media_tools/dash_client.o  media_tools/media_export.o media_tools/m2ts_mux.o media_tools/filestreamer.o media_tools/avilib.o media_tools/mpeg2_ps.o media_tools/gpac_ogg.o media_tools/ismacryp.o media_tools/isom_hinter.o media_tools/saf.o media_tools/vobsub.o media_tools/text_import.o media_tools/html5_media.o media_tools/html5_mse.o media_tools/webvtt.o  scene_manager/scene_manager.o scene_manager/text_to_bifs.o scene_manager/loader_bt.o scene_manager/loader_xmt.o scene_manager/loader_isom.o scene_manager/loader_qt.o scene_manager/loader_svg.o  scene_manager/swf_parse.o scene_manager/swf_bifs.o scene_manager/swf_svg.o  scene_manager/scene_dump.o scene_manager/scene_stats.o scene_manager/scene_engine.o  scene_manager/encode_isom.o terminal/channel.o terminal/clock.o terminal/decoder.o terminal/term_node_init.o terminal/input_sensor.o terminal/media_control.o terminal/media_manager.o terminal/media_memory.o terminal/media_object.o terminal/media_sensor.o terminal/mpeg4_inline.o terminal/network_service.o terminal/object_browser.o terminal/object_manager.o terminal/scene.o terminal/terminal.o terminal/svg_external.o compositor/audio_input.o compositor/audio_mixer.o compositor/audio_render.o compositor/bindable.o compositor/camera.o compositor/compositor.o compositor/compositor_2d.o compositor/compositor_3d.o compositor/compositor_node_init.o compositor/drawable.o compositor/events.o compositor/font_engine.o compositor/hc_flash_shape.o compositor/hardcoded_protos.o compositor/mesh.o compositor/mesh_collide.o compositor/mesh_tesselate.o compositor/mpeg4_animstream.o compositor/mpeg4_audio.o compositor/mpeg4_background.o compositor/mpeg4_background2d.o compositor/mpeg4_bitmap.o compositor/mpeg4_composite.o compositor/mpeg4_form.o compositor/mpeg4_geometry_2d.o compositor/mpeg4_geometry_3d.o compositor/mpeg4_geometry_ifs2d.o compositor/mpeg4_geometry_ils2d.o compositor/mpeg4_gradients.o compositor/mpeg4_grouping.o compositor/mpeg4_grouping_2d.o compositor/mpeg4_grouping_3d.o compositor/mpeg4_layer_2d.o compositor/mpeg4_layer_3d.o compositor/mpeg4_layout.o compositor/mpeg4_lighting.o compositor/mpeg4_path_layout.o compositor/mpeg4_sensors.o compositor/mpeg4_sound.o compositor/mpeg4_text.o compositor/mpeg4_textures.o compositor/mpeg4_timesensor.o compositor/mpeg4_viewport.o compositor/navigate.o compositor/offscreen_cache.o compositor/svg_base.o compositor/svg_filters.o compositor/svg_font.o compositor/svg_geometry.o compositor/svg_grouping.o compositor/svg_media.o compositor/svg_paint_servers.o compositor/svg_text.o compositor/texturing.o compositor/texturing_gl.o compositor/visual_manager.o compositor/visual_manager_2d.o compositor/visual_manager_2d_draw.o compositor/visual_manager_3d.o compositor/visual_manager_3d_gl.o compositor/x3d_geometry.o laser/lsr_enc.o laser/lsr_dec.o laser/lsr_tables.o
      LIBS -lm -L/usr/local/lib -lGL -lGLU -lX11  -lz -lssl -lcrypto -lmozjs185 -lplds4 -lplc4 -lnspr4   -ljpeg -lpng -lpthread -ldl
      mv ../bin/gcc/libgpac.so ../bin/gcc/libgpac.so.6.0.0
      ln -sf libgpac.so.6.0.0 ../bin/gcc/libgpac.so.6
      ln -sf libgpac.so.6.0.0 ../bin/gcc/libgpac.so
      make[1]: Leaving directory

      /home/vmg/gpac/src’
      make -C applications all
      make[1] : Entering directory

      /home/vmg/gpac/applications'
      set -e; for i in  mp4client  mp4box  mp42ts  dashcast ; do make -C $i all; done
      make[2]: Entering directory

      /home/vmg/gpac/applications/mp4client’
      make[2] : Leaving directory

      /home/vmg/gpac/applications/mp4client'
      make[2]: Entering directory

      /home/vmg/gpac/applications/mp4box’
      make[2] : Leaving directory

      /home/vmg/gpac/applications/mp4box'
      make[2]: Entering directory

      /home/vmg/gpac/applications/mp42ts’
      make[2] : Leaving directory

      /home/vmg/gpac/applications/mp42ts'
      make[2]: Entering directory

      /home/vmg/gpac/applications/dashcast’
      CC audio_decoder.c
      audio_decoder.c : In function ‘dc_audio_decoder_read’ :
      audio_decoder.c:276:48 : error : ‘AVFrame’ has no member named ‘channels’
      int num_channels = audio_input_data->aframe->channels ;
      ^
      make[2] : * [audio_decoder.o] Error 1
      make[2] : Leaving directory

      /home/vmg/gpac/applications/dashcast'
      make[1]: *** [apps] Error 2
      make[1]: Leaving directory

      /home/vmg/gpac/applications’
      make : *
      [all] Error 2

    Regarding to ffmpeg-libraries :

    ffmpeg version N-74748-gbaeb8f5 Copyright (c) 2000-2015 the FFmpeg developers
    built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04)
    configuration: --extra-libs=-ldl --prefix=/opt/ffmpeg --enable-avresample --disable-debug --enable-nonfree --enable-gpl --enable-version3 --enable-libopencore-amrnb --enable-libopencore-amrwb --disable-decoder=amrnb --disable-decoder=amrwb --enable-libpulse --enable-libdcadec --enable-libfreetype --enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-libvorbis --enable-libmp3lame --enable-libopus --enable-libvpx --enable-libspeex --enable-libass --enable-avisynth --enable-libsoxr --enable-libxvid --enable-libvo-aacenc --enable-libvidstab
    libavutil      54. 31.100 / 54. 31.100
    libavcodec     56. 59.100 / 56. 59.100
    libavformat    56. 40.101 / 56. 40.101
    libavdevice    56.  4.100 / 56.  4.100
    libavfilter     5. 40.100 /  5. 40.100
    libavresample   2.  1.  0 /  2.  1.  0
    libswscale      3.  1.101 /  3.  1.101
    libswresample   1.  2.101 /  1.  2.101
    libpostproc    53.  3.100 / 53.  3.100

    I don’t know if the error is due to some incompatibility with the libraries or if I must uninstall the previous GPAC (I don’t know how to make it because there is no uninstall script).

    I will appreciate any help.
    Thank you !

  • Dreamcast Track Sizes

    1er mars 2015, par Multimedia Mike — Sega Dreamcast

    I’ve been playing around with Sega Dreamcast discs lately. Not playing the games on the DC discs, of course, just studying their structure. To review, the Sega Dreamcast game console used special optical discs named GD-ROMs, where the GD stands for “gigadisc”. They are capable of holding about 1 gigabyte of data.

    You know what’s weird about these discs ? Each one manages to actually store a gigabyte of data. Each disc has a CD portion and a GD portion. The CD portion occupies the first 45000 sectors and can be read in any standard CD drive. This area is divided between a brief data track and a brief (usually) audio track.

    The GD region starts at sector 45000. Sometimes, it’s just one humongous data track that consumes the entire GD region. More often, however, the data track is split between the first track and the last track in the region and there are 1 or more audio tracks in between. But the weird thing is, the GD region is always full. I made a study of it (click for a larger, interactive graph) :


    Dreamcast Track Sizes

    Some discs put special data or audio bonuses in the CD region for players to discover. But every disc manages to fill out the GD region. I checked up on a lot of those audio tracks that divide the GD data and they’re legitimate music tracks. So what’s the motivation ? Why would the data track be split in 2 pieces like that ?

    I eventually realized that I probably answered this question in this blog post from 4 years ago. The read speed from the outside of an optical disc is higher than the inside of the same disc. When I inspect the outer data tracks of some of these discs, sure enough, there seem to be timing-sensitive multimedia FMV files living on the outer stretches.

    One day, I’ll write a utility to take apart the split ISO-9660 filesystem offset from a weird sector.

  • Stremio::FFMPEG Error while opening encoder for output stream #0:1

    28 février 2015, par user2547496

    Getting this error using Stremio::FFMPEG wrapper for converting /MOV to .MP4

    Error while opening encoder for output stream #0:1 - maybe incorrect     parameters such as bit_rate, rate, width or height

    Here are my commands

    require 'streamio-ffmpeg'
    movie = FFMPEG::Movie.new("tmp/movie.ogg")
    movie.transcode("tmp/movie.mp4")

    Here’s the output =>

    Running transcoding...
    ffmpeg -y -i tmp/movie.ogg  tmp/movie.mp4

    E, [2015-02-28T03:06:00.797778 #6381] ERROR -- : Failed encoding...
    ffmpeg -y -i tmp/movie.ogg  tmp/movie.mp4

    Output #0, mp4, to 'tmp/movie.mp4':
       Stream #0:0: Video: h264, yuv420p, 640x480 [SAR 1:1 DAR 4:3], q=-1--1, 90k tbn, 24 tbc

    Stream mapping:
     Stream #0:0 -> #0:0 (theora -> libx264)
     Stream #0:1 -> #0:1 (flac -> libaacplus)
    Error while opening encoder for output stream #0:1 - maybe incorrect parameters such as bit_rate, rate, width or height

    Errors: encoded file is invalid.

    Stream mapping:
     Stream #0:0 -> #0:0 (theora -> libx264)
     Stream #0:1 -> #0:1 (flac -> libaacplus)
    Error while opening encoder for output stream #0:1 - maybe incorrect parameters such as bit_rate, rate, width or height