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Modernizing the documentation, making it simpler to read an modify and allowing us to possibly switch to hotdoc in the future.
1318 lines
47 KiB
C
1318 lines
47 KiB
C
/* GStreamer Plugins Base utils library source/sink/codec description support
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* Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:gstpbutilsdescriptions
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* @title: Descriptions
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* @short_description: Provides human-readable descriptions for caps/codecs
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* and encoder, decoder, URI source and URI sink elements
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*
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* The above functions provide human-readable strings for media formats
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* and decoder/demuxer/depayloader/encoder/muxer/payloader elements for use
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* in error dialogs or other messages shown to users.
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*
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* gst_pb_utils_add_codec_description_to_tag_list() is a utility function
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* for demuxer and decoder elements to add audio/video codec tags from a
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* given (fixed) #GstCaps.
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*
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "gst/gst-i18n-plugin.h"
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#include <gst/audio/audio.h>
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#include <gst/video/video.h>
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#include "pbutils.h"
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#include "pbutils-private.h"
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#include <string.h>
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typedef enum
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{
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FLAG_SYSTEMSTREAM = (1 << 0), /* match record only if caps have systemstream=true */
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FLAG_CONTAINER = (1 << 1), /* format is a container format (muxed) */
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FLAG_AUDIO = (1 << 2), /* format is an audio format, or audio container/tag */
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FLAG_VIDEO = (1 << 3), /* format is a video format, or video container/tag */
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FLAG_IMAGE = (1 << 4), /* format is an image format, or image container/tag */
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FLAG_SUB = (1 << 5), /* format is a subtitle format, or subtitle container */
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FLAG_TAG = (1 << 6), /* format is a tag/container */
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FLAG_GENERIC = (1 << 7) /* format is a generic container (e.g. multipart) */
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} FormatFlags;
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typedef struct
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{
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const gchar *type;
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const gchar *desc;
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FormatFlags flags:24;
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gchar ext[5]; /* file extension */
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} FormatInfo;
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#define AV_CONTAINER (FLAG_CONTAINER | FLAG_AUDIO | FLAG_VIDEO)
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#define AVS_CONTAINER (AV_CONTAINER | FLAG_SUB)
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#define AVI_CONTAINER (AV_CONTAINER | FLAG_IMAGE)
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#define AVIS_CONTAINER (AV_CONTAINER | FLAG_IMAGE | FLAG_SUB)
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#define AUDIO_CONTAINER (FLAG_CONTAINER | FLAG_AUDIO)
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#define VIDEO_CONTAINER (FLAG_CONTAINER | FLAG_VIDEO)
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#define AUDIO_TAG (AUDIO_CONTAINER | FLAG_TAG)
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static const FormatInfo formats[] = {
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/* container/tag formats with static descriptions */
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/* FIXME: does anyone use oga in practice? */
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{"audio/ogg", "Ogg", AUDIO_CONTAINER, "ogg"},
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{"audio/webm", "WebM", AUDIO_CONTAINER, "webm"},
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{"audio/x-matroska", "Matroska", AUDIO_CONTAINER, "mka"},
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{"application/gxf", "General Exchange Format (GXF)", AVI_CONTAINER, "gxf"},
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{"application/ogg", "Ogg", AVIS_CONTAINER, "ogg"},
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{"application/kate", "Ogg", FLAG_CONTAINER | FLAG_SUB, "ogg"},
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{"application/mxf", "Material eXchange Format (MXF)", AVIS_CONTAINER, "mxf"},
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{"application/vnd.rn-realmedia", "Realmedia", AV_CONTAINER, "rm"},
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{"application/x-id3", N_("ID3 tag"), AUDIO_TAG, ""},
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{"application/x-ape", N_("APE tag"), AUDIO_TAG, ""},
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{"application/x-apetag", N_("APE tag"), AUDIO_TAG, ""},
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{"application/x-icy", N_("ICY internet radio"), AUDIO_TAG, ""},
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{"application/x-3gp", "3GP", AV_CONTAINER, "3gp"},
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{"application/x-pn-realaudio", "RealAudio", AUDIO_CONTAINER, "ra"},
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{"application/x-yuv4mpeg", "Y4M", VIDEO_CONTAINER, "y4m"},
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{"multipart/x-mixed-replace", "Multipart", FLAG_CONTAINER | FLAG_GENERIC, ""},
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{"video/ogg", "Ogg", AVIS_CONTAINER, "ogv"},
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{"video/x-fli", "FLI/FLC/FLX Animation", VIDEO_CONTAINER, "fli"},
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{"video/x-flv", "Flash", AV_CONTAINER, "flv"},
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{"video/x-matroska", "Matroska", AVIS_CONTAINER, "mkv"},
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/* FIXME: does anyone use .mk3d in practice, rather than .mkv? */
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{"video/x-matroska-3d", "Matroska", AVIS_CONTAINER, "mk3d"},
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{"video/webm", "WebM", AVS_CONTAINER, "webm"},
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{"video/x-ms-asf", "Advanced Streaming Format (ASF)", AVIS_CONTAINER, "asf"},
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{"video/x-msvideo", "Audio Video Interleave (AVI)", AVIS_CONTAINER, "avi"},
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{"video/x-quicktime", "Quicktime", AVIS_CONTAINER, "mov"},
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{"video/quicktime", "Quicktime", AVIS_CONTAINER, "mov"},
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{"video/mj2", "Motion JPEG 2000", AVIS_CONTAINER, "mj2"},
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/* audio formats with static descriptions */
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{"audio/x-ac3", "AC-3 (ATSC A/52)", FLAG_AUDIO, "ac3"},
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{"audio/ac3", "AC-3 (ATSC A/52)", FLAG_AUDIO, "ac3"},
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{"audio/x-private-ac3", "DVD AC-3 (ATSC A/52)", FLAG_AUDIO, "ac3"},
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{"audio/x-private1-ac3", "DVD AC-3 (ATSC A/52)", FLAG_AUDIO, "ac3"},
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{"audio/x-alaw", "A-Law", FLAG_AUDIO, ""},
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{"audio/amr", "Adaptive Multi Rate (AMR)", FLAG_AUDIO, "amr"},
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{"audio/AMR", "Adaptive Multi Rate (AMR)", FLAG_AUDIO, "amr"},
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{"audio/AMR-WB", "Adaptive Multi Rate WideBand (AMR-WB)", FLAG_AUDIO, "amr"},
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{"audio/iLBC-sh", "Internet Low Bitrate Codec (iLBC)", AUDIO_CONTAINER,
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"ilbc"},
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{"audio/ms-gsm", "MS GSM", FLAG_AUDIO, "gsm"},
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{"audio/qcelp", "QCELP", FLAG_AUDIO, ""},
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{"audio/aiff", "Audio Interchange File Format (AIFF)", AUDIO_CONTAINER,
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"aiff"},
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{"audio/x-aiff", "Audio Interchange File Format (AIFF)", AUDIO_CONTAINER,
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"aiff"},
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{"audio/x-alac", N_("Apple Lossless Audio (ALAC)"), FLAG_AUDIO, ""},
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{"audio/x-amr-nb-sh", "Adaptive Multi Rate NarrowBand (AMR-NB)",
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AUDIO_CONTAINER, "amr"},
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{"audio/x-amr-wb-sh", "Adaptive Multi Rate WideBand (AMR-WB)",
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AUDIO_CONTAINER, "amr"},
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{"audio/x-au", "Sun .au", AUDIO_CONTAINER, "au"},
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{"audio/x-audible", "Audible Audio", AUDIO_CONTAINER, "aa"},
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{"audio/x-caf", "Apple Core Audio Format", AUDIO_CONTAINER, "caf"},
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{"audio/x-celt", "Constrained Energy Lapped Transform (CELT)", FLAG_AUDIO,
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""},
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{"audio/x-cinepak", "Cinepak Audio", FLAG_AUDIO, ""},
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{"audio/x-dpcm", "DPCM", FLAG_AUDIO, ""},
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{"audio/x-dts", "DTS", FLAG_AUDIO, "dts"},
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{"audio/x-private1-dts", "DTS", FLAG_AUDIO, "dts"},
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{"audio/x-dv", "DV Audio", FLAG_AUDIO, ""},
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{"audio/x-eac3", "E-AC-3 (ATSC A/52B)", FLAG_AUDIO, "eac3"},
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{"audio/x-flac", N_("Free Lossless Audio Codec (FLAC)"), FLAG_AUDIO, "flac"},
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{"audio/x-gsm", "GSM", FLAG_AUDIO, "gsm"},
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{"audio/x-iec958", "S/PDIF IEC958", 0, ""}, /* TODO: check description */
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{"audio/x-iLBC", "Internet Low Bitrate Codec (iLBC)", FLAG_AUDIO, "ilbc"},
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{"audio/x-ircam", "Berkeley/IRCAM/CARL", FLAG_AUDIO, ""},
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{"audio/x-lpcm", "LPCM", FLAG_AUDIO, ""},
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{"audio/x-private1-lpcm", "DVD LPCM", FLAG_AUDIO, ""},
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{"audio/x-m4a", "MPEG-4 AAC", FLAG_CONTAINER, "m4a"},
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{"audio/x-mod", "Module Music Format (MOD)", FLAG_AUDIO, "mod"},
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{"audio/x-mulaw", "Mu-Law", FLAG_AUDIO, ""},
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{"audio/x-musepack", "Musepack (MPC)", FLAG_AUDIO, "mpc"},
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{"audio/x-nellymoser", "Nellymoser Asao", FLAG_AUDIO, ""},
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{"audio/x-nist", "Sphere NIST", FLAG_AUDIO, ""},
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{"audio/x-nsf", "Nintendo NSF", FLAG_AUDIO, ""},
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{"audio/x-opus", "Opus", FLAG_AUDIO, ""},
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{"audio/x-paris", "Ensoniq PARIS", FLAG_AUDIO, ""},
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{"audio/x-qdm", "QDesign Music (QDM)", FLAG_AUDIO, ""},
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{"audio/x-qdm2", "QDesign Music (QDM) 2", FLAG_AUDIO, ""},
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{"audio/x-ralf-mpeg4-generic", "Real Audio Lossless (RALF)", FLAG_AUDIO, ""},
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{"audio/x-rf64", "Broadcast Wave Format", AUDIO_CONTAINER, "rf64"},
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{"audio/x-sbc", "Low Complexity Subband Coding", FLAG_AUDIO, "sbc"},
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{"audio/x-sds", "Midi Sample Dump Standard", FLAG_AUDIO, ""},
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{"audio/x-shorten", "Shorten Lossless", FLAG_AUDIO, "shn"},
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{"audio/x-sid", "Sid", FLAG_AUDIO, "sid"},
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{"audio/x-sipro", "Sipro/ACELP.NET Voice", FLAG_AUDIO, ""},
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{"audio/x-siren", "Siren", FLAG_AUDIO, ""},
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{"audio/x-spc", "SNES-SPC700 Sound File Data", FLAG_AUDIO, "spc"},
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{"audio/x-speex", "Speex", FLAG_AUDIO, ""},
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{"audio/x-svx", "Amiga IFF / SVX8 / SV16", FLAG_AUDIO, ""},
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{"audio/x-true-hd", "Dolby TrueHD", FLAG_AUDIO, ""},
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{"audio/x-tta", N_("Lossless True Audio (TTA)"), FLAG_AUDIO, "tta"},
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{"audio/x-ttafile", N_("Lossless True Audio (TTA)"), FLAG_AUDIO, "tta"},
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{"audio/x-vnd.sony.atrac3", "Sony ATRAC3", FLAG_AUDIO, ""},
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{"audio/x-vorbis", "Vorbis", FLAG_AUDIO, ""},
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{"audio/x-voc", "SoundBlaster VOC", FLAG_AUDIO, ""},
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{"audio/x-w64", "Sonic Foundry Wave64", AUDIO_CONTAINER, "w64"},
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{"audio/x-wav", "WAV", AUDIO_CONTAINER, "wav"},
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{"audio/x-wavpack", "Wavpack", FLAG_AUDIO, "wp"},
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{"audio/x-wavpack-correction", "Wavpack", 0, "wpc"},
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{"audio/x-wms", N_("Windows Media Speech"), FLAG_AUDIO, ""},
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{"audio/x-voxware", "Voxware", FLAG_AUDIO, ""},
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{"audio/x-xi", "Fasttracker 2 Extended Instrument", FLAG_AUDIO, "xi"},
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/* video formats with static descriptions */
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{"video/sp5x", "Sunplus JPEG 5.x", FLAG_VIDEO, ""},
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{"video/vivo", "Vivo", FLAG_VIDEO, ""},
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{"video/x-4xm", "4X Technologies Video", FLAG_VIDEO, ""},
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{"video/x-apple-video", "Apple video", FLAG_VIDEO, ""},
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{"video/x-aasc", "Autodesk Animator", FLAG_VIDEO, ""},
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{"video/x-camtasia", "TechSmith Camtasia", FLAG_VIDEO, ""},
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{"video/x-cavs", "Chinese AVS (CAVS)", FLAG_VIDEO, ""},
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{"video/x-cdxa", "RIFF/CDXA (VCD)", AV_CONTAINER, ""},
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{"video/x-cinepak", "Cinepak Video", FLAG_VIDEO, ""},
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{"video/x-cirrus-logic-accupak", "Cirrus Logipak AccuPak", FLAG_VIDEO, ""},
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{"video/x-compressed-yuv", N_("CYUV Lossless"), FLAG_VIDEO, ""},
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{"video/x-dnxhd", "Digital Nonlinear Extensible High Definition (DNxHD)",
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FLAG_VIDEO, ""},
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{"subpicture/x-dvd", "DVD subpicture", FLAG_VIDEO, ""},
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{"video/x-ffv", N_("FFMpeg v1"), FLAG_VIDEO, ""},
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{"video/x-flash-screen", "Flash Screen Video", FLAG_VIDEO, ""},
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{"video/x-flash-video", "Sorenson Spark Video", FLAG_VIDEO, ""},
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{"video/x-h261", "H.261", FLAG_VIDEO, ""},
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{"video/x-huffyuv", "Huffyuv", FLAG_VIDEO, ""},
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{"video/x-intel-h263", "Intel H.263", FLAG_VIDEO, ""},
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{"video/x-jpeg", "Motion JPEG", FLAG_VIDEO, ""},
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/* { "video/x-jpeg-b", "", 0 }, does this actually exist? */
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{"video/x-loco", "LOCO Lossless", FLAG_VIDEO, ""},
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{"video/x-mimic", "MIMIC", FLAG_VIDEO, ""},
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{"video/x-mjpeg", "Motion-JPEG", FLAG_VIDEO, ""},
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{"video/x-mjpeg-b", "Motion-JPEG format B", FLAG_VIDEO, ""},
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{"video/mpegts", "MPEG-2 Transport Stream", AVS_CONTAINER, "ts"},
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{"video/x-mng", "Multiple Image Network Graphics (MNG)", FLAG_VIDEO, ""},
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{"video/x-mszh", N_("Lossless MSZH"), FLAG_VIDEO, ""},
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{"video/x-msvideocodec", "Microsoft Video 1", FLAG_VIDEO, ""},
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{"video/x-mve", "Interplay MVE", AV_CONTAINER, "mve"},
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{"video/x-nut", "NUT", AV_CONTAINER, "nut"},
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{"video/x-nuv", "MythTV NuppelVideo (NUV)", AV_CONTAINER, "nuv"},
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{"video/x-prores", "Apple ProRes", FLAG_VIDEO, ""},
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{"video/x-qdrw", "Apple QuickDraw", FLAG_VIDEO, ""},
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{"video/x-smc", "Apple SMC", FLAG_VIDEO, ""},
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{"video/x-smoke", "Smoke", FLAG_VIDEO, ""},
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{"video/x-tarkin", "Tarkin", FLAG_VIDEO, ""},
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{"video/x-theora", "Theora", FLAG_VIDEO, ""},
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{"video/x-rle", N_("Run-length encoding"), FLAG_VIDEO, ""},
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{"video/x-ultimotion", "IBM UltiMotion", FLAG_VIDEO, ""},
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{"video/x-vcd", "VideoCD (VCD)", 0},
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{"video/x-vmnc", "VMWare NC", FLAG_VIDEO, ""},
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{"video/x-vp3", "On2 VP3", FLAG_VIDEO, ""},
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{"video/x-vp5", "On2 VP5", FLAG_VIDEO, ""},
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{"video/x-vp6", "On2 VP6", FLAG_VIDEO, ""},
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{"video/x-vp6-flash", "On2 VP6/Flash", FLAG_VIDEO, ""},
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{"video/x-vp6-alpha", "On2 VP6 with alpha", FLAG_VIDEO, ""},
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{"video/x-vp7", "On2 VP7", FLAG_VIDEO, ""},
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{"video/x-vp8", "VP8", FLAG_VIDEO, ""},
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{"video/x-vp9", "VP9", FLAG_VIDEO, ""},
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{"video/x-zlib", "Lossless zlib video", FLAG_VIDEO, ""},
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{"video/x-zmbv", "Zip Motion Block video", FLAG_VIDEO, ""},
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/* image formats with static descriptions */
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{"image/bmp", "BMP", FLAG_IMAGE, "bmp"},
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{"image/x-bmp", "BMP", FLAG_IMAGE, "bmp"},
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{"image/x-MS-bmp", "BMP", FLAG_IMAGE, "bmp"},
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{"image/gif", "GIF", FLAG_IMAGE, "gif"},
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{"image/jpeg", "JPEG", FLAG_IMAGE | FLAG_VIDEO, "jpg"},
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{"image/jng", "JPEG Network Graphics (JNG)", FLAG_IMAGE, ""},
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{"image/png", "PNG", FLAG_VIDEO | FLAG_IMAGE, "png"},
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{"image/pbm", "Portable BitMap (PBM)", FLAG_IMAGE, "pbm"},
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{"image/ppm", "Portable PixMap (PPM)", FLAG_IMAGE, "ppm"},
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{"image/svg+xml", "Scalable Vector Graphics (SVG)", FLAG_IMAGE, "svg"},
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{"image/tiff", "TIFF", FLAG_IMAGE, "tiff"},
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{"image/x-cmu-raster", "CMU Raster Format", FLAG_IMAGE, ""},
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{"image/x-degas", "DEGAS", FLAG_IMAGE, ""},
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{"image/x-icon", "ICO", FLAG_IMAGE, "ico"},
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{"image/x-j2c", "JPEG 2000", FLAG_VIDEO | FLAG_IMAGE, ""},
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{"image/x-jpc", "JPEG 2000", FLAG_VIDEO | FLAG_IMAGE, ""},
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{"image/jp2", "JPEG 2000", FLAG_VIDEO | FLAG_IMAGE, ""},
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{"image/x-pcx", "PCX", FLAG_IMAGE, ""},
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{"image/x-xcf", "XFC", FLAG_IMAGE, ""},
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{"image/x-pixmap", "XPM", FLAG_IMAGE, "xpm"},
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{"image/x-portable-anymap", "Portable AnyMap (PNM)", FLAG_IMAGE, "pnm"},
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{"image/x-portable-graymap", "Portable GrayMap (PGM)", FLAG_IMAGE, "pgm"},
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{"image/x-xpixmap", "XPM", FLAG_IMAGE, "xpm"},
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{"image/x-quicktime", "QuickTime Image Format (QTIF)",
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FLAG_IMAGE | FLAG_CONTAINER, ".mov"},
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{"image/x-sun-raster", "Sun Raster Format (RAS)", FLAG_IMAGE, ""},
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{"image/x-tga", "TGA", FLAG_IMAGE, "tga"},
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{"image/vnd.wap.wbmp", "Wireless Bitmap", FLAG_IMAGE, "wbmp"},
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/* subtitle formats with static descriptions */
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{"text/x-raw", N_("Timed Text"), FLAG_SUB, ""},
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{"application/x-ssa", "SubStation Alpha", FLAG_SUB, ""},
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{"application/x-ass", "Advanced SubStation Alpha", FLAG_SUB, ""},
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/* FIXME: add variant field to typefinder? */
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{"application/x-subtitle", N_("Subtitle"), FLAG_SUB, ""},
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{"application/x-subtitle-mpl2", N_("MPL2 subtitle format"), FLAG_SUB, ""},
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{"application/x-subtitle-dks", N_("DKS subtitle format"), FLAG_SUB, ""},
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{"application/x-subtitle-qttext", N_("QTtext subtitle format"), FLAG_SUB, ""},
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{"application/x-subtitle-sami", N_("Sami subtitle format"), FLAG_SUB, ""},
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{"application/x-subtitle-tmplayer", N_("TMPlayer subtitle format"), FLAG_SUB,
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""},
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{"application/x-teletext", "Teletext", 0, ""},
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{"application/x-kate", "Kate", 0, ""},
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{"subtitle/x-kate", N_("Kate subtitle format"), FLAG_SUB, ""},
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{"application/x-subtitle-vtt", N_("WebVTT subtitle format"), FLAG_SUB, ""},
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{"subpicture/x-dvb", "DVB subtitles", FLAG_SUB, ""},
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{"subpicture/x-pgs", "PGS subtitles", FLAG_SUB, ""},
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{"subpicture/x-xsub", "XSUB subtitles", FLAG_SUB, ""},
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/* non-audio/video/container formats */
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{"hdv/aux-v", "HDV AUX-V", 0, ""},
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{"hdv/aux-a", "HDV AUX-A", 0, ""},
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/* formats with dynamic descriptions */
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{"audio/mpeg", NULL, FLAG_AUDIO, ""},
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{"audio/x-adpcm", NULL, FLAG_AUDIO, ""},
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{"audio/x-mace", NULL, FLAG_AUDIO, ""},
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{"audio/x-pn-realaudio", NULL, FLAG_AUDIO, ""},
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{"audio/x-raw", NULL, FLAG_AUDIO, ""},
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{"audio/x-wma", NULL, FLAG_AUDIO, ""},
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{"video/mpeg", NULL, AVS_CONTAINER | FLAG_SYSTEMSTREAM, "mpg"},
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{"video/mpeg", NULL, FLAG_VIDEO, ""},
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{"video/x-asus", NULL, FLAG_VIDEO, ""},
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{"video/x-ati-vcr", NULL, FLAG_VIDEO, ""},
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{"video/x-dirac", NULL, FLAG_VIDEO, ""},
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{"video/x-divx", NULL, FLAG_VIDEO, ""},
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{"video/x-dv", "Digital Video (DV) System Stream",
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FLAG_CONTAINER | FLAG_SYSTEMSTREAM, "dv"},
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|
{"video/x-dv", "Digital Video (DV)", FLAG_VIDEO, ""},
|
|
{"video/x-h263", NULL, FLAG_VIDEO, "h263"},
|
|
{"video/x-h264", NULL, FLAG_VIDEO, "h264"},
|
|
{"video/x-h265", NULL, FLAG_VIDEO, "h265"},
|
|
{"video/x-indeo", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-msmpeg", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-pn-realvideo", NULL, FLAG_VIDEO, ""},
|
|
#if 0
|
|
/* do these exist? are they used anywhere? */
|
|
{"video/x-pn-multirate-realvideo", NULL, 0},
|
|
{"audio/x-pn-multirate-realaudio", NULL, 0},
|
|
{"audio/x-pn-multirate-realaudio-live", NULL, 0},
|
|
#endif
|
|
{"video/x-truemotion", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-raw", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-svq", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-wmv", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-xan", NULL, FLAG_VIDEO, ""},
|
|
{"video/x-tscc", NULL, FLAG_VIDEO, ""}
|
|
};
|
|
|
|
static const gchar *
|
|
pbutils_desc_get_profile_name_from_nick (const gchar * map, gsize map_len,
|
|
const gchar * nick)
|
|
{
|
|
const gchar *end = map + map_len;
|
|
const gchar *p;
|
|
|
|
p = map;
|
|
while (*p != '\0' && p < end) {
|
|
guint len = strlen (p);
|
|
|
|
if (strcmp (p, nick) == 0)
|
|
return p + len + 1;
|
|
p += len + 1;
|
|
p += strlen (p) + 1;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static const gchar *
|
|
pbutils_desc_get_mpeg2v_profile_name_from_nick (const gchar * nick)
|
|
{
|
|
static const gchar map[] =
|
|
"simple\000Simple\000main\000Main\000high\000High\000";
|
|
|
|
return pbutils_desc_get_profile_name_from_nick (map, sizeof (map), nick);
|
|
}
|
|
|
|
static const gchar *
|
|
pbutils_desc_get_mpeg4v_profile_name_from_nick (const gchar * nick)
|
|
{
|
|
static const gchar map[] = "simple\000Simple\000"
|
|
"simple-scalable\000Simple Scalable\000"
|
|
"core\000Core\000"
|
|
"main\000Main\000"
|
|
"n-bit\000N-bit\000"
|
|
"scalable\000Scalable\000"
|
|
"hybrid\000Hybrid\000"
|
|
"advanced-real-time-simple\000Advanced Real-Time Simple\000"
|
|
"core-scalable\000Core-Scalable\000"
|
|
"advanced-coding-efficiency\000Advanced Coding Efficiency\000"
|
|
"advanced-core\000Advanced Core\000"
|
|
"advanced-scalable-texture\000Advanced Scalable Texture\000"
|
|
"simple-face\000Simple Face Animation\000"
|
|
"simple-fba\000Simple FBA\000"
|
|
"simple-studio\000Simple Studio\000"
|
|
"core-studio\000Core Studio\000"
|
|
"advanced-simple\000Advanced Simple\000"
|
|
"fine-granularity-scalable\000Fine Granularity Scalable\000"
|
|
"basic-animated-texture\000Basic Animated Texture\000"
|
|
"baseline\000Baseline Profile\000";
|
|
|
|
return pbutils_desc_get_profile_name_from_nick (map, sizeof (map), nick);
|
|
}
|
|
|
|
static const gchar *
|
|
pbutils_desc_get_h264_profile_name_from_nick (const gchar * nick)
|
|
{
|
|
static const gchar map[] = "baseline\000Baseline\000"
|
|
"constrained-baseline\000Constrained Baseline\000"
|
|
"main\000Main\000"
|
|
"extended\000Extended\000"
|
|
"high\000High\000"
|
|
"high-10-intra\000High 10 Intra\000"
|
|
"high-10\000High 10\000"
|
|
"high-4:2:2-intra\000High 4:2:2 Intra\000"
|
|
"high-4:2:2\000High 4:2:2\000"
|
|
"high-4:4:4-intra\000High 4:4:4 Intra\000"
|
|
"high-4:4:4\000High 4:4:4\000"
|
|
"cavlc-4:4:4-intra\000CAVLC 4:4:4 Intra\000"
|
|
"multiview-high\000Multiview High\000"
|
|
"stereo-high\000Stereo High\000"
|
|
"scalable-constrained-baseline\000Scalable Constrained Baseline\000"
|
|
"scalable-baseline\000Scalable Baseline\000"
|
|
"scalable-high\000Scalable High\000";
|
|
|
|
return pbutils_desc_get_profile_name_from_nick (map, sizeof (map), nick);
|
|
}
|
|
|
|
static const gchar *
|
|
pbutils_desc_get_h265_profile_name_from_nick (const gchar * nick)
|
|
{
|
|
static const gchar map[] = "main\000Main\000"
|
|
"main-10\000Main 10\000"
|
|
"main-12\000Main 12\000"
|
|
"main-4:2:2-10\000Main 4:2:2 10\000"
|
|
"main-4:2:2-12\000Main 4:2:2 12\000"
|
|
"main-4:4:4\000Main 4:4:4\000"
|
|
"main-4:4:4-10\000Main 4:4:4 10\000"
|
|
"main-4:4:4-12\000Main 4:4:4 12\000"
|
|
"main-4:4:4-16-intra\000Main 4:4:4 16 Intra\000"
|
|
"main-still-picture\000Main Still Picture\000";
|
|
|
|
return pbutils_desc_get_profile_name_from_nick (map, sizeof (map), nick);
|
|
}
|
|
|
|
/* returns static descriptions and dynamic ones (such as video/x-raw),
|
|
* or NULL if caps aren't known at all */
|
|
static gchar *
|
|
format_info_get_desc (const FormatInfo * info, const GstCaps * caps)
|
|
{
|
|
const GstStructure *s;
|
|
|
|
g_assert (info != NULL);
|
|
|
|
if (info->desc != NULL)
|
|
return g_strdup (_(info->desc));
|
|
|
|
s = gst_caps_get_structure (caps, 0);
|
|
|
|
if (strcmp (info->type, "video/x-raw") == 0) {
|
|
gchar *ret = NULL;
|
|
const gchar *str = 0;
|
|
GstVideoFormat format;
|
|
const GstVideoFormatInfo *finfo;
|
|
|
|
str = gst_structure_get_string (s, "format");
|
|
if (str == NULL)
|
|
return g_strdup (_("Uncompressed video"));
|
|
format = gst_video_format_from_string (str);
|
|
if (format == GST_VIDEO_FORMAT_UNKNOWN)
|
|
return g_strdup (_("Uncompressed video"));
|
|
|
|
finfo = gst_video_format_get_info (format);
|
|
|
|
if (GST_VIDEO_FORMAT_INFO_IS_GRAY (finfo)) {
|
|
ret = g_strdup (_("Uncompressed gray"));
|
|
} else if (GST_VIDEO_FORMAT_INFO_IS_YUV (finfo)) {
|
|
const gchar *subs;
|
|
gint w_sub, h_sub, n_semi;
|
|
|
|
w_sub = GST_VIDEO_FORMAT_INFO_W_SUB (finfo, 1);
|
|
h_sub = GST_VIDEO_FORMAT_INFO_H_SUB (finfo, 1);
|
|
|
|
if (w_sub == 1 && h_sub == 1) {
|
|
subs = "4:4:4";
|
|
} else if (w_sub == 2 && h_sub == 1) {
|
|
subs = "4:2:2";
|
|
} else if (w_sub == 2 && h_sub == 2) {
|
|
subs = "4:2:0";
|
|
} else if (w_sub == 4 && h_sub == 1) {
|
|
subs = "4:1:1";
|
|
} else {
|
|
subs = "";
|
|
}
|
|
|
|
n_semi = GST_VIDEO_FORMAT_INFO_HAS_ALPHA (finfo) ? 3 : 2;
|
|
|
|
if (GST_VIDEO_FORMAT_INFO_N_PLANES (finfo) == 1) {
|
|
ret = g_strdup_printf (_("Uncompressed packed YUV %s"), subs);
|
|
} else if (GST_VIDEO_FORMAT_INFO_N_PLANES (finfo) == n_semi) {
|
|
ret = g_strdup_printf (_("Uncompressed semi-planar YUV %s"), subs);
|
|
} else {
|
|
ret = g_strdup_printf (_("Uncompressed planar YUV %s"), subs);
|
|
}
|
|
} else if (GST_VIDEO_FORMAT_INFO_IS_RGB (finfo)) {
|
|
gboolean alpha, palette;
|
|
gint bits;
|
|
|
|
alpha = GST_VIDEO_FORMAT_INFO_HAS_ALPHA (finfo);
|
|
palette = GST_VIDEO_FORMAT_INFO_HAS_PALETTE (finfo);
|
|
bits = GST_VIDEO_FORMAT_INFO_BITS (finfo);
|
|
|
|
if (palette) {
|
|
ret = g_strdup_printf (_("Uncompressed palettized %d-bit %s"),
|
|
bits, alpha ? "RGBA" : "RGB");
|
|
} else {
|
|
ret = g_strdup_printf (_("Uncompressed %d-bit %s"),
|
|
bits, alpha ? "RGBA" : "RGB");
|
|
}
|
|
} else {
|
|
ret = g_strdup (_("Uncompressed video"));
|
|
}
|
|
return ret;
|
|
} else if (strcmp (info->type, "video/x-h263") == 0) {
|
|
const gchar *variant, *ret;
|
|
|
|
variant = gst_structure_get_string (s, "variant");
|
|
if (variant == NULL)
|
|
ret = "H.263";
|
|
else if (strcmp (variant, "itu") == 0)
|
|
ret = "ITU H.26n"; /* why not ITU H.263? (tpm) */
|
|
else if (strcmp (variant, "lead") == 0)
|
|
ret = "Lead H.263";
|
|
else if (strcmp (variant, "microsoft") == 0)
|
|
ret = "Microsoft H.263";
|
|
else if (strcmp (variant, "vdolive") == 0)
|
|
ret = "VDOLive";
|
|
else if (strcmp (variant, "vivo") == 0)
|
|
ret = "Vivo H.263";
|
|
else if (strcmp (variant, "xirlink") == 0)
|
|
ret = "Xirlink H.263";
|
|
else {
|
|
GST_WARNING ("Unknown H263 variant '%s'", variant);
|
|
ret = "H.263";
|
|
}
|
|
return g_strdup (ret);
|
|
} else if (strcmp (info->type, "video/x-h264") == 0) {
|
|
const gchar *variant, *ret;
|
|
const gchar *profile;
|
|
|
|
variant = gst_structure_get_string (s, "variant");
|
|
if (variant == NULL)
|
|
ret = "H.264";
|
|
else if (strcmp (variant, "itu") == 0)
|
|
ret = "ITU H.264";
|
|
else if (strcmp (variant, "videosoft") == 0)
|
|
ret = "Videosoft H.264";
|
|
else if (strcmp (variant, "lead") == 0)
|
|
ret = "Lead H.264";
|
|
else {
|
|
GST_WARNING ("Unknown H264 variant '%s'", variant);
|
|
ret = "H.264";
|
|
}
|
|
/* profile */
|
|
profile = gst_structure_get_string (s, "profile");
|
|
if (profile != NULL)
|
|
profile = pbutils_desc_get_h264_profile_name_from_nick (profile);
|
|
if (profile == NULL)
|
|
return g_strdup (ret);
|
|
return g_strdup_printf ("%s (%s Profile)", ret, profile);
|
|
} else if (strcmp (info->type, "video/x-h265") == 0) {
|
|
const gchar *profile = gst_structure_get_string (s, "profile");
|
|
|
|
if (profile != NULL)
|
|
profile = pbutils_desc_get_h265_profile_name_from_nick (profile);
|
|
if (profile != NULL)
|
|
return g_strdup_printf ("H.265 (%s Profile)", profile);
|
|
|
|
return g_strdup ("H.265");
|
|
} else if (strcmp (info->type, "video/x-dirac") == 0) {
|
|
const gchar *profile = gst_structure_get_string (s, "profile");
|
|
if (profile == NULL)
|
|
return g_strdup ("Dirac");
|
|
if (strcmp (profile, "vc2-low-delay") == 0)
|
|
return g_strdup_printf ("Dirac (%s)", "VC-2 Low Delay Profile");
|
|
else if (strcmp (profile, "vc2-simple") == 0)
|
|
return g_strdup_printf ("Dirac (%s)", "VC-2 Simple Profile");
|
|
else if (strcmp (profile, "vc2-main") == 0)
|
|
return g_strdup_printf ("Dirac (%s)", "VC-2 Main Profile");
|
|
else
|
|
return g_strdup ("Dirac");
|
|
} else if (strcmp (info->type, "video/x-divx") == 0) {
|
|
gint ver = 0;
|
|
|
|
if (!gst_structure_get_int (s, "divxversion", &ver) || ver <= 2) {
|
|
GST_WARNING ("Unexpected DivX version in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("DivX MPEG-4");
|
|
}
|
|
return g_strdup_printf (_("DivX MPEG-4 Version %d"), ver);
|
|
} else if (strcmp (info->type, "video/x-msmpeg") == 0) {
|
|
gint ver = 0;
|
|
|
|
if (!gst_structure_get_int (s, "msmpegversion", &ver) ||
|
|
ver < 40 || ver > 49) {
|
|
GST_WARNING ("Unexpected msmpegversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Microsoft MPEG-4 4.x");
|
|
}
|
|
return g_strdup_printf ("Microsoft MPEG-4 4.%d", ver % 10);
|
|
} else if (strcmp (info->type, "video/x-truemotion") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "trueversion", &ver);
|
|
switch (ver) {
|
|
case 1:
|
|
return g_strdup_printf ("Duck TrueMotion 1");
|
|
case 2:
|
|
return g_strdup_printf ("TrueMotion 2.0");
|
|
default:
|
|
GST_WARNING ("Unexpected trueversion in %" GST_PTR_FORMAT, caps);
|
|
break;
|
|
}
|
|
return g_strdup_printf ("TrueMotion");
|
|
} else if (strcmp (info->type, "video/x-xan") == 0) {
|
|
gint ver = 0;
|
|
|
|
if (!gst_structure_get_int (s, "wcversion", &ver) || ver < 1) {
|
|
GST_WARNING ("Unexpected wcversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Xan Wing Commander");
|
|
}
|
|
return g_strdup_printf ("Xan Wing Commander %u", ver);
|
|
} else if (strcmp (info->type, "video/x-indeo") == 0) {
|
|
gint ver = 0;
|
|
|
|
if (!gst_structure_get_int (s, "indeoversion", &ver) || ver < 2) {
|
|
GST_WARNING ("Unexpected indeoversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Intel Indeo");
|
|
}
|
|
return g_strdup_printf ("Intel Indeo %u", ver);
|
|
} else if (strcmp (info->type, "audio/x-wma") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "wmaversion", &ver);
|
|
switch (ver) {
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
return g_strdup_printf ("Windows Media Audio %d", ver + 6);
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected wmaversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Windows Media Audio");
|
|
} else if (strcmp (info->type, "video/x-wmv") == 0) {
|
|
gint ver = 0;
|
|
const gchar *str;
|
|
|
|
gst_structure_get_int (s, "wmvversion", &ver);
|
|
str = gst_structure_get_string (s, "format");
|
|
|
|
switch (ver) {
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
if (str && strncmp (str, "MSS", 3)) {
|
|
return g_strdup_printf ("Windows Media Video %d Screen", ver + 6);
|
|
} else {
|
|
return g_strdup_printf ("Windows Media Video %d", ver + 6);
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected wmvversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Windows Media Video");
|
|
} else if (strcmp (info->type, "audio/x-mace") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "maceversion", &ver);
|
|
if (ver == 3 || ver == 6) {
|
|
return g_strdup_printf ("MACE-%d", ver);
|
|
} else {
|
|
GST_WARNING ("Unexpected maceversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("MACE");
|
|
}
|
|
} else if (strcmp (info->type, "video/x-svq") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "svqversion", &ver);
|
|
if (ver == 1 || ver == 3) {
|
|
return g_strdup_printf ("Sorensen Video %d", ver);
|
|
} else {
|
|
GST_WARNING ("Unexpected svqversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Sorensen Video");
|
|
}
|
|
} else if (strcmp (info->type, "video/x-asus") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "asusversion", &ver);
|
|
if (ver == 1 || ver == 2) {
|
|
return g_strdup_printf ("Asus Video %d", ver);
|
|
} else {
|
|
GST_WARNING ("Unexpected asusversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("Asus Video");
|
|
}
|
|
} else if (strcmp (info->type, "video/x-ati-vcr") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "vcrversion", &ver);
|
|
if (ver == 1 || ver == 2) {
|
|
return g_strdup_printf ("ATI VCR %d", ver);
|
|
} else {
|
|
GST_WARNING ("Unexpected acrversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("ATI VCR");
|
|
}
|
|
} else if (strcmp (info->type, "audio/x-adpcm") == 0) {
|
|
const GValue *layout_val;
|
|
|
|
layout_val = gst_structure_get_value (s, "layout");
|
|
if (layout_val != NULL && G_VALUE_HOLDS_STRING (layout_val)) {
|
|
const gchar *layout;
|
|
|
|
if ((layout = g_value_get_string (layout_val))) {
|
|
gchar *layout_upper, *ret;
|
|
|
|
if (strcmp (layout, "swf") == 0)
|
|
return g_strdup ("Shockwave ADPCM");
|
|
if (strcmp (layout, "microsoft") == 0)
|
|
return g_strdup ("Microsoft ADPCM");
|
|
if (strcmp (layout, "quicktime") == 0)
|
|
return g_strdup ("Quicktime ADPCM");
|
|
if (strcmp (layout, "westwood") == 0)
|
|
return g_strdup ("Westwood ADPCM");
|
|
if (strcmp (layout, "yamaha") == 0)
|
|
return g_strdup ("Yamaha ADPCM");
|
|
/* FIXME: other layouts: sbpro2, sbpro3, sbpro4, ct, g726, ea,
|
|
* adx, xa, 4xm, smjpeg, dk4, dk3, dvi */
|
|
layout_upper = g_ascii_strup (layout, -1);
|
|
ret = g_strdup_printf ("%s ADPCM", layout_upper);
|
|
g_free (layout_upper);
|
|
return ret;
|
|
}
|
|
}
|
|
return g_strdup ("ADPCM");
|
|
} else if (strcmp (info->type, "audio/mpeg") == 0) {
|
|
gint ver = 0, layer = 0;
|
|
|
|
gst_structure_get_int (s, "mpegversion", &ver);
|
|
|
|
switch (ver) {
|
|
case 1:
|
|
gst_structure_get_int (s, "layer", &layer);
|
|
switch (layer) {
|
|
case 1:
|
|
case 2:
|
|
case 3:
|
|
return g_strdup_printf ("MPEG-1 Layer %d (MP%d)", layer, layer);
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected MPEG-1 layer in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("MPEG-1 Audio");
|
|
case 2:
|
|
return g_strdup ("MPEG-2 AAC");
|
|
case 4:
|
|
return g_strdup ("MPEG-4 AAC");
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected audio mpegversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("MPEG Audio");
|
|
} else if (strcmp (info->type, "audio/x-pn-realaudio") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "raversion", &ver);
|
|
switch (ver) {
|
|
case 1:
|
|
return g_strdup ("RealAudio 14k4bps");
|
|
case 2:
|
|
return g_strdup ("RealAudio 28k8bps");
|
|
case 8:
|
|
return g_strdup ("RealAudio G2 (Cook)");
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected raversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("RealAudio");
|
|
} else if (strcmp (info->type, "video/x-pn-realvideo") == 0) {
|
|
gint ver = 0;
|
|
|
|
gst_structure_get_int (s, "rmversion", &ver);
|
|
switch (ver) {
|
|
case 1:
|
|
return g_strdup ("RealVideo 1.0");
|
|
case 2:
|
|
return g_strdup ("RealVideo 2.0");
|
|
case 3:
|
|
return g_strdup ("RealVideo 3.0");
|
|
case 4:
|
|
return g_strdup ("RealVideo 4.0");
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected rmversion in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("RealVideo");
|
|
} else if (strcmp (info->type, "video/mpeg") == 0) {
|
|
gboolean sysstream;
|
|
gint ver = 0;
|
|
|
|
if (!gst_structure_get_boolean (s, "systemstream", &sysstream)) {
|
|
GST_WARNING ("Missing systemstream field in mpeg video caps "
|
|
"%" GST_PTR_FORMAT, caps);
|
|
sysstream = FALSE;
|
|
}
|
|
|
|
if (gst_structure_get_int (s, "mpegversion", &ver) && ver > 0 && ver <= 4) {
|
|
if (sysstream) {
|
|
return g_strdup_printf ("MPEG-%d System Stream", ver);
|
|
} else {
|
|
const gchar *profile = gst_structure_get_string (s, "profile");
|
|
if (profile != NULL) {
|
|
if (ver == 4)
|
|
profile = pbutils_desc_get_mpeg4v_profile_name_from_nick (profile);
|
|
else if (ver == 2)
|
|
profile = pbutils_desc_get_mpeg2v_profile_name_from_nick (profile);
|
|
else
|
|
profile = NULL;
|
|
}
|
|
if (profile != NULL)
|
|
return g_strdup_printf ("MPEG-%d Video (%s Profile)", ver, profile);
|
|
else
|
|
return g_strdup_printf ("MPEG-%d Video", ver);
|
|
}
|
|
}
|
|
GST_WARNING ("Missing mpegversion field in mpeg video caps "
|
|
"%" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("MPEG Video");
|
|
} else if (strcmp (info->type, "audio/x-raw") == 0) {
|
|
gint depth = 0;
|
|
gboolean is_float;
|
|
const gchar *str;
|
|
GstAudioFormat format;
|
|
const GstAudioFormatInfo *finfo;
|
|
|
|
str = gst_structure_get_string (s, "format");
|
|
format = gst_audio_format_from_string (str);
|
|
if (format == GST_AUDIO_FORMAT_UNKNOWN)
|
|
return g_strdup (_("Uncompressed audio"));
|
|
|
|
finfo = gst_audio_format_get_info (format);
|
|
depth = GST_AUDIO_FORMAT_INFO_DEPTH (finfo);
|
|
is_float = GST_AUDIO_FORMAT_INFO_IS_FLOAT (finfo);
|
|
|
|
return g_strdup_printf (_("Raw %d-bit %s audio"), depth,
|
|
is_float ? "floating-point" : "PCM");
|
|
} else if (strcmp (info->type, "video/x-tscc") == 0) {
|
|
gint version;
|
|
gst_structure_get_int (s, "tsccversion", &version);
|
|
switch (version) {
|
|
case 1:
|
|
return g_strdup ("TechSmith Screen Capture 1");
|
|
case 2:
|
|
return g_strdup ("TechSmith Screen Capture 2");
|
|
default:
|
|
break;
|
|
}
|
|
GST_WARNING ("Unexpected version in %" GST_PTR_FORMAT, caps);
|
|
return g_strdup ("TechSmith Screen Capture");
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/* returns format info structure, will return NULL for dynamic media types! */
|
|
static const FormatInfo *
|
|
find_format_info (const GstCaps * caps)
|
|
{
|
|
const GstStructure *s;
|
|
const gchar *media_type;
|
|
guint i;
|
|
|
|
s = gst_caps_get_structure (caps, 0);
|
|
media_type = gst_structure_get_name (s);
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (formats); ++i) {
|
|
if (strcmp (media_type, formats[i].type) == 0) {
|
|
gboolean is_sys = FALSE;
|
|
|
|
if ((formats[i].flags & FLAG_SYSTEMSTREAM) == 0)
|
|
return &formats[i];
|
|
|
|
/* this record should only be matched if the systemstream field is set */
|
|
if (gst_structure_get_boolean (s, "systemstream", &is_sys) && is_sys)
|
|
return &formats[i];
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static gboolean
|
|
caps_are_rtp_caps (const GstCaps * caps, const gchar * media, gchar ** format)
|
|
{
|
|
const GstStructure *s;
|
|
const gchar *str;
|
|
|
|
g_assert (media != NULL && format != NULL);
|
|
|
|
s = gst_caps_get_structure (caps, 0);
|
|
if (!gst_structure_has_name (s, "application/x-rtp"))
|
|
return FALSE;
|
|
if (!gst_structure_has_field_typed (s, "media", G_TYPE_STRING))
|
|
return FALSE;
|
|
str = gst_structure_get_string (s, "media");
|
|
if (str == NULL || !g_str_equal (str, media))
|
|
return FALSE;
|
|
str = gst_structure_get_string (s, "encoding-name");
|
|
if (str == NULL || *str == '\0')
|
|
return FALSE;
|
|
|
|
if (strcmp (str, "X-ASF-PF") == 0) {
|
|
*format = g_strdup ("Windows Media");
|
|
} else if (g_str_has_prefix (str, "X-")) {
|
|
*format = g_strdup (str + 2);
|
|
} else {
|
|
*format = g_strdup (str);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_source_description:
|
|
* @protocol: the protocol the source element needs to handle, e.g. "http"
|
|
*
|
|
* Returns a localised string describing a source element handling the protocol
|
|
* specified in @protocol, for use in error dialogs or other messages to be
|
|
* seen by the user. Should never return NULL unless @protocol is invalid.
|
|
*
|
|
* This function is mainly for internal use, applications would typically
|
|
* use gst_missing_plugin_message_get_description() to get a description of
|
|
* a missing feature from a missing-plugin message.
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_source_description (const gchar * protocol)
|
|
{
|
|
gchar *proto_uc, *ret;
|
|
|
|
g_return_val_if_fail (protocol != NULL, NULL);
|
|
|
|
if (strcmp (protocol, "cdda") == 0)
|
|
return g_strdup (_("Audio CD source"));
|
|
|
|
if (strcmp (protocol, "dvd") == 0)
|
|
return g_strdup (_("DVD source"));
|
|
|
|
if (strcmp (protocol, "rtsp") == 0)
|
|
return g_strdup (_("Real Time Streaming Protocol (RTSP) source"));
|
|
|
|
/* TODO: what about mmst, mmsu, mmsh? */
|
|
if (strcmp (protocol, "mms") == 0)
|
|
return g_strdup (_("Microsoft Media Server (MMS) protocol source"));
|
|
|
|
/* make protocol uppercase */
|
|
proto_uc = g_ascii_strup (protocol, -1);
|
|
|
|
/* TODO: find out how to add a comment for translators to the source code
|
|
* (and tell them to make the first letter uppercase below if they move
|
|
* the protocol to the middle or end of the string) */
|
|
ret = g_strdup_printf (_("%s protocol source"), proto_uc);
|
|
|
|
g_free (proto_uc);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_sink_description:
|
|
* @protocol: the protocol the sink element needs to handle, e.g. "http"
|
|
*
|
|
* Returns a localised string describing a sink element handling the protocol
|
|
* specified in @protocol, for use in error dialogs or other messages to be
|
|
* seen by the user. Should never return NULL unless @protocol is invalid.
|
|
*
|
|
* This function is mainly for internal use, applications would typically
|
|
* use gst_missing_plugin_message_get_description() to get a description of
|
|
* a missing feature from a missing-plugin message.
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_sink_description (const gchar * protocol)
|
|
{
|
|
gchar *proto_uc, *ret;
|
|
|
|
g_return_val_if_fail (protocol != NULL, NULL);
|
|
|
|
/* make protocol uppercase */
|
|
proto_uc = g_ascii_strup (protocol, -1);
|
|
|
|
/* TODO: find out how to add a comment for translators to the source code
|
|
* (and tell them to make the first letter uppercase below if they move
|
|
* the protocol to the middle or end of the string) */
|
|
ret = g_strdup_printf ("%s protocol sink", proto_uc);
|
|
|
|
g_free (proto_uc);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_decoder_description:
|
|
* @caps: the (fixed) #GstCaps for which an decoder description is needed
|
|
*
|
|
* Returns a localised string describing an decoder for the format specified
|
|
* in @caps, for use in error dialogs or other messages to be seen by the user.
|
|
* Should never return NULL unless @factory_name or @caps are invalid.
|
|
*
|
|
* This function is mainly for internal use, applications would typically
|
|
* use gst_missing_plugin_message_get_description() to get a description of
|
|
* a missing feature from a missing-plugin message.
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_decoder_description (const GstCaps * caps)
|
|
{
|
|
gchar *str, *ret;
|
|
GstCaps *tmp;
|
|
|
|
g_return_val_if_fail (caps != NULL, NULL);
|
|
g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
|
|
|
|
tmp = copy_and_clean_caps (caps);
|
|
|
|
g_return_val_if_fail (gst_caps_is_fixed (tmp), NULL);
|
|
|
|
/* special-case RTP caps */
|
|
if (caps_are_rtp_caps (tmp, "video", &str)) {
|
|
ret = g_strdup_printf (_("%s video RTP depayloader"), str);
|
|
} else if (caps_are_rtp_caps (tmp, "audio", &str)) {
|
|
ret = g_strdup_printf (_("%s audio RTP depayloader"), str);
|
|
} else if (caps_are_rtp_caps (tmp, "application", &str)) {
|
|
ret = g_strdup_printf (_("%s RTP depayloader"), str);
|
|
} else {
|
|
const FormatInfo *info;
|
|
|
|
str = gst_pb_utils_get_codec_description (tmp);
|
|
info = find_format_info (tmp);
|
|
if (info != NULL && (info->flags & FLAG_CONTAINER) != 0) {
|
|
ret = g_strdup_printf (_("%s demuxer"), str);
|
|
} else {
|
|
ret = g_strdup_printf (_("%s decoder"), str);
|
|
}
|
|
}
|
|
|
|
g_free (str);
|
|
gst_caps_unref (tmp);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_encoder_description:
|
|
* @caps: the (fixed) #GstCaps for which an encoder description is needed
|
|
*
|
|
* Returns a localised string describing an encoder for the format specified
|
|
* in @caps, for use in error dialogs or other messages to be seen by the user.
|
|
* Should never return NULL unless @factory_name or @caps are invalid.
|
|
*
|
|
* This function is mainly for internal use, applications would typically
|
|
* use gst_missing_plugin_message_get_description() to get a description of
|
|
* a missing feature from a missing-plugin message.
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_encoder_description (const GstCaps * caps)
|
|
{
|
|
gchar *str, *ret;
|
|
GstCaps *tmp;
|
|
|
|
g_return_val_if_fail (caps != NULL, NULL);
|
|
g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
|
|
tmp = copy_and_clean_caps (caps);
|
|
g_return_val_if_fail (gst_caps_is_fixed (tmp), NULL);
|
|
|
|
/* special-case RTP caps */
|
|
if (caps_are_rtp_caps (tmp, "video", &str)) {
|
|
ret = g_strdup_printf (_("%s video RTP payloader"), str);
|
|
} else if (caps_are_rtp_caps (tmp, "audio", &str)) {
|
|
ret = g_strdup_printf (_("%s audio RTP payloader"), str);
|
|
} else if (caps_are_rtp_caps (tmp, "application", &str)) {
|
|
ret = g_strdup_printf (_("%s RTP payloader"), str);
|
|
} else {
|
|
const FormatInfo *info;
|
|
|
|
str = gst_pb_utils_get_codec_description (tmp);
|
|
info = find_format_info (tmp);
|
|
if (info != NULL && (info->flags & FLAG_CONTAINER) != 0) {
|
|
ret = g_strdup_printf (_("%s muxer"), str);
|
|
} else {
|
|
ret = g_strdup_printf (_("%s encoder"), str);
|
|
}
|
|
}
|
|
|
|
g_free (str);
|
|
gst_caps_unref (tmp);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_element_description:
|
|
* @factory_name: the name of the element, e.g. "giosrc"
|
|
*
|
|
* Returns a localised string describing the given element, for use in
|
|
* error dialogs or other messages to be seen by the user. Should never
|
|
* return NULL unless @factory_name is invalid.
|
|
*
|
|
* This function is mainly for internal use, applications would typically
|
|
* use gst_missing_plugin_message_get_description() to get a description of
|
|
* a missing feature from a missing-plugin message.
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_element_description (const gchar * factory_name)
|
|
{
|
|
gchar *ret;
|
|
|
|
g_return_val_if_fail (factory_name != NULL, NULL);
|
|
|
|
ret = g_strdup_printf (_("GStreamer element %s"), factory_name);
|
|
if (ret && g_str_has_prefix (ret, factory_name))
|
|
*ret = g_ascii_toupper (*ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_add_codec_description_to_tag_list:
|
|
* @taglist: a #GstTagList
|
|
* @codec_tag: (allow-none): a GStreamer codec tag such as #GST_TAG_AUDIO_CODEC,
|
|
* #GST_TAG_VIDEO_CODEC or #GST_TAG_CODEC. If none is specified,
|
|
* the function will attempt to detect the appropriate category.
|
|
* @caps: the (fixed) #GstCaps for which a codec tag should be added.
|
|
*
|
|
* Adds a codec tag describing the format specified by @caps to @taglist.
|
|
*
|
|
* Returns: TRUE if a codec tag was added, FALSE otherwise.
|
|
*/
|
|
gboolean
|
|
gst_pb_utils_add_codec_description_to_tag_list (GstTagList * taglist,
|
|
const gchar * codec_tag, const GstCaps * caps)
|
|
{
|
|
const FormatInfo *info;
|
|
gchar *desc;
|
|
|
|
g_return_val_if_fail (taglist != NULL, FALSE);
|
|
g_return_val_if_fail (GST_IS_TAG_LIST (taglist), FALSE);
|
|
g_return_val_if_fail (codec_tag == NULL || (gst_tag_exists (codec_tag)
|
|
&& gst_tag_get_type (codec_tag) == G_TYPE_STRING), FALSE);
|
|
g_return_val_if_fail (caps != NULL, FALSE);
|
|
g_return_val_if_fail (GST_IS_CAPS (caps), FALSE);
|
|
|
|
info = find_format_info (caps);
|
|
if (info == NULL)
|
|
return FALSE;
|
|
|
|
/* Attempt to find tag classification */
|
|
if (codec_tag == NULL) {
|
|
if (info->flags & FLAG_CONTAINER)
|
|
codec_tag = GST_TAG_CONTAINER_FORMAT;
|
|
else if (info->flags & FLAG_AUDIO)
|
|
codec_tag = GST_TAG_AUDIO_CODEC;
|
|
else if (info->flags & FLAG_VIDEO)
|
|
codec_tag = GST_TAG_VIDEO_CODEC;
|
|
else if (info->flags & FLAG_SUB)
|
|
codec_tag = GST_TAG_SUBTITLE_CODEC;
|
|
else
|
|
codec_tag = GST_TAG_CODEC;
|
|
}
|
|
|
|
desc = format_info_get_desc (info, caps);
|
|
gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE, codec_tag, desc, NULL);
|
|
g_free (desc);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_pb_utils_get_codec_description:
|
|
* @caps: the (fixed) #GstCaps for which an format description is needed
|
|
*
|
|
* Returns a localised (as far as this is possible) string describing the
|
|
* media format specified in @caps, for use in error dialogs or other messages
|
|
* to be seen by the user. Should never return NULL unless @caps is invalid.
|
|
*
|
|
* Also see the convenience function
|
|
* gst_pb_utils_add_codec_description_to_tag_list().
|
|
*
|
|
* Returns: a newly-allocated description string, or NULL on error. Free
|
|
* string with g_free() when not needed any longer.
|
|
*/
|
|
gchar *
|
|
gst_pb_utils_get_codec_description (const GstCaps * caps)
|
|
{
|
|
const FormatInfo *info;
|
|
gchar *str, *comma;
|
|
GstCaps *tmp;
|
|
|
|
g_return_val_if_fail (caps != NULL, NULL);
|
|
g_return_val_if_fail (GST_IS_CAPS (caps), NULL);
|
|
tmp = copy_and_clean_caps (caps);
|
|
g_return_val_if_fail (gst_caps_is_fixed (tmp), NULL);
|
|
|
|
info = find_format_info (tmp);
|
|
|
|
if (info) {
|
|
str = format_info_get_desc (info, tmp);
|
|
} else {
|
|
str = gst_caps_to_string (tmp);
|
|
|
|
/* cut off everything after the media type, if there is anything */
|
|
if ((comma = strchr (str, ','))) {
|
|
*comma = '\0';
|
|
g_strchomp (str);
|
|
/* we could do something more elaborate here, like taking into account
|
|
* audio/, video/, image/ and application/ prefixes etc. */
|
|
}
|
|
|
|
GST_WARNING ("No description available for media type: %s", str);
|
|
}
|
|
gst_caps_unref (tmp);
|
|
|
|
return str;
|
|
}
|
|
|
|
/* internal helper functions for gst_encoding_profile_get_file_extension() */
|
|
const gchar *pb_utils_get_file_extension_from_caps (const GstCaps * caps);
|
|
gboolean pb_utils_is_tag (const GstCaps * caps);
|
|
|
|
const gchar *
|
|
pb_utils_get_file_extension_from_caps (const GstCaps * caps)
|
|
{
|
|
const FormatInfo *info;
|
|
const gchar *ext = NULL;
|
|
GstCaps *stripped_caps;
|
|
|
|
g_assert (GST_IS_CAPS (caps));
|
|
|
|
stripped_caps = copy_and_clean_caps (caps);
|
|
|
|
g_assert (gst_caps_is_fixed (stripped_caps));
|
|
|
|
info = find_format_info (stripped_caps);
|
|
|
|
if (info && info->ext[0] != '\0') {
|
|
ext = info->ext;
|
|
} else if (info && info->desc == NULL) {
|
|
const GstStructure *s;
|
|
|
|
s = gst_caps_get_structure (stripped_caps, 0);
|
|
|
|
/* cases where we have to evaluate the caps more closely */
|
|
if (strcmp (info->type, "audio/mpeg") == 0) {
|
|
int version = 0, layer = 3;
|
|
|
|
if (gst_structure_get_int (s, "mpegversion", &version)) {
|
|
if (version == 2 || version == 4) {
|
|
ext = "aac";
|
|
} else if (version == 1) {
|
|
gst_structure_get_int (s, "layer", &layer);
|
|
if (layer == 1)
|
|
ext = "mp1";
|
|
else if (layer == 2)
|
|
ext = "mp2";
|
|
else
|
|
ext = "mp3";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
gst_caps_unref (stripped_caps);
|
|
return ext;
|
|
}
|
|
|
|
gboolean
|
|
pb_utils_is_tag (const GstCaps * caps)
|
|
{
|
|
const FormatInfo *info;
|
|
GstCaps *stripped_caps;
|
|
gboolean is_tag = FALSE;
|
|
|
|
g_assert (GST_IS_CAPS (caps));
|
|
|
|
stripped_caps = copy_and_clean_caps (caps);
|
|
|
|
g_assert (gst_caps_is_fixed (stripped_caps));
|
|
|
|
info = find_format_info (stripped_caps);
|
|
|
|
if (info) {
|
|
is_tag = (info->flags & FLAG_TAG) != 0;
|
|
}
|
|
gst_caps_unref (stripped_caps);
|
|
|
|
return is_tag;
|
|
}
|
|
|
|
#if 0
|
|
void
|
|
gst_pb_utils_list_all (void)
|
|
{
|
|
gint i;
|
|
|
|
g_print ("static const gchar *caps_strings[] = { ");
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (formats); ++i) {
|
|
if (formats[i].desc != NULL)
|
|
g_print (" \"%s\", ", formats[i].type);
|
|
}
|
|
g_print ("\n#if 0\n");
|
|
for (i = 0; i < G_N_ELEMENTS (formats); ++i) {
|
|
if (formats[i].desc == NULL)
|
|
g_print (" \"%s\", \n", formats[i].type);
|
|
}
|
|
g_print ("\n#endif\n");
|
|
}
|
|
#endif
|