mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-27 05:00:37 +00:00
279 lines
9.6 KiB
C
279 lines
9.6 KiB
C
/*
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* Copyright (c) 2000, 2001 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "asf.h"
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#include "id3v2.h"
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#include "internal.h"
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const ff_asf_guid ff_asf_header = {
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0x30, 0x26, 0xB2, 0x75, 0x8E, 0x66, 0xCF, 0x11, 0xA6, 0xD9, 0x00, 0xAA, 0x00, 0x62, 0xCE, 0x6C
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};
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const ff_asf_guid ff_asf_file_header = {
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0xA1, 0xDC, 0xAB, 0x8C, 0x47, 0xA9, 0xCF, 0x11, 0x8E, 0xE4, 0x00, 0xC0, 0x0C, 0x20, 0x53, 0x65
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};
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const ff_asf_guid ff_asf_stream_header = {
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0x91, 0x07, 0xDC, 0xB7, 0xB7, 0xA9, 0xCF, 0x11, 0x8E, 0xE6, 0x00, 0xC0, 0x0C, 0x20, 0x53, 0x65
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};
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const ff_asf_guid ff_asf_ext_stream_header = {
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0xCB, 0xA5, 0xE6, 0x14, 0x72, 0xC6, 0x32, 0x43, 0x83, 0x99, 0xA9, 0x69, 0x52, 0x06, 0x5B, 0x5A
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};
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const ff_asf_guid ff_asf_audio_stream = {
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0x40, 0x9E, 0x69, 0xF8, 0x4D, 0x5B, 0xCF, 0x11, 0xA8, 0xFD, 0x00, 0x80, 0x5F, 0x5C, 0x44, 0x2B
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};
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const ff_asf_guid ff_asf_audio_conceal_spread = {
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0x50, 0xCD, 0xC3, 0xBF, 0x8F, 0x61, 0xCF, 0x11, 0x8B, 0xB2, 0x00, 0xAA, 0x00, 0xB4, 0xE2, 0x20
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};
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const ff_asf_guid ff_asf_video_stream = {
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0xC0, 0xEF, 0x19, 0xBC, 0x4D, 0x5B, 0xCF, 0x11, 0xA8, 0xFD, 0x00, 0x80, 0x5F, 0x5C, 0x44, 0x2B
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};
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const ff_asf_guid ff_asf_jfif_media = {
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0x00, 0xE1, 0x1B, 0xB6, 0x4E, 0x5B, 0xCF, 0x11, 0xA8, 0xFD, 0x00, 0x80, 0x5F, 0x5C, 0x44, 0x2B
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};
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const ff_asf_guid ff_asf_video_conceal_none = {
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0x00, 0x57, 0xFB, 0x20, 0x55, 0x5B, 0xCF, 0x11, 0xA8, 0xFD, 0x00, 0x80, 0x5F, 0x5C, 0x44, 0x2B
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};
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const ff_asf_guid ff_asf_command_stream = {
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0xC0, 0xCF, 0xDA, 0x59, 0xE6, 0x59, 0xD0, 0x11, 0xA3, 0xAC, 0x00, 0xA0, 0xC9, 0x03, 0x48, 0xF6
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};
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const ff_asf_guid ff_asf_comment_header = {
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0x33, 0x26, 0xb2, 0x75, 0x8E, 0x66, 0xCF, 0x11, 0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c
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};
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const ff_asf_guid ff_asf_codec_comment_header = {
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0x40, 0x52, 0xD1, 0x86, 0x1D, 0x31, 0xD0, 0x11, 0xA3, 0xA4, 0x00, 0xA0, 0xC9, 0x03, 0x48, 0xF6
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};
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const ff_asf_guid ff_asf_codec_comment1_header = {
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0x41, 0x52, 0xd1, 0x86, 0x1D, 0x31, 0xD0, 0x11, 0xa3, 0xa4, 0x00, 0xa0, 0xc9, 0x03, 0x48, 0xf6
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};
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const ff_asf_guid ff_asf_data_header = {
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0x36, 0x26, 0xb2, 0x75, 0x8E, 0x66, 0xCF, 0x11, 0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c
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};
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const ff_asf_guid ff_asf_head1_guid = {
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0xb5, 0x03, 0xbf, 0x5f, 0x2E, 0xA9, 0xCF, 0x11, 0x8e, 0xe3, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65
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};
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const ff_asf_guid ff_asf_head2_guid = {
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0x11, 0xd2, 0xd3, 0xab, 0xBA, 0xA9, 0xCF, 0x11, 0x8e, 0xe6, 0x00, 0xc0, 0x0c, 0x20, 0x53, 0x65
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};
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const ff_asf_guid ff_asf_extended_content_header = {
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0x40, 0xA4, 0xD0, 0xD2, 0x07, 0xE3, 0xD2, 0x11, 0x97, 0xF0, 0x00, 0xA0, 0xC9, 0x5E, 0xA8, 0x50
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};
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const ff_asf_guid ff_asf_simple_index_header = {
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0x90, 0x08, 0x00, 0x33, 0xB1, 0xE5, 0xCF, 0x11, 0x89, 0xF4, 0x00, 0xA0, 0xC9, 0x03, 0x49, 0xCB
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};
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const ff_asf_guid ff_asf_ext_stream_embed_stream_header = {
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0xe2, 0x65, 0xfb, 0x3a, 0xEF, 0x47, 0xF2, 0x40, 0xac, 0x2c, 0x70, 0xa9, 0x0d, 0x71, 0xd3, 0x43
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};
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const ff_asf_guid ff_asf_ext_stream_audio_stream = {
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0x9d, 0x8c, 0x17, 0x31, 0xE1, 0x03, 0x28, 0x45, 0xb5, 0x82, 0x3d, 0xf9, 0xdb, 0x22, 0xf5, 0x03
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};
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const ff_asf_guid ff_asf_metadata_header = {
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0xea, 0xcb, 0xf8, 0xc5, 0xaf, 0x5b, 0x77, 0x48, 0x84, 0x67, 0xaa, 0x8c, 0x44, 0xfa, 0x4c, 0xca
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};
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const ff_asf_guid ff_asf_metadata_library_header = {
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0x94, 0x1c, 0x23, 0x44, 0x98, 0x94, 0xd1, 0x49, 0xa1, 0x41, 0x1d, 0x13, 0x4e, 0x45, 0x70, 0x54
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};
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const ff_asf_guid ff_asf_marker_header = {
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0x01, 0xCD, 0x87, 0xF4, 0x51, 0xA9, 0xCF, 0x11, 0x8E, 0xE6, 0x00, 0xC0, 0x0C, 0x20, 0x53, 0x65
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};
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const ff_asf_guid ff_asf_reserved_4 = {
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0x20, 0xdb, 0xfe, 0x4c, 0xf6, 0x75, 0xCF, 0x11, 0x9c, 0x0f, 0x00, 0xa0, 0xc9, 0x03, 0x49, 0xcb
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};
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/* I am not a number !!! This GUID is the one found on the PC used to
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* generate the stream */
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const ff_asf_guid ff_asf_my_guid = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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const ff_asf_guid ff_asf_language_guid = {
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0xa9, 0x46, 0x43, 0x7c, 0xe0, 0xef, 0xfc, 0x4b, 0xb2, 0x29, 0x39, 0x3e, 0xde, 0x41, 0x5c, 0x85
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};
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const ff_asf_guid ff_asf_content_encryption = {
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0xfb, 0xb3, 0x11, 0x22, 0x23, 0xbd, 0xd2, 0x11, 0xb4, 0xb7, 0x00, 0xa0, 0xc9, 0x55, 0xfc, 0x6e
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};
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const ff_asf_guid ff_asf_ext_content_encryption = {
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0x14, 0xe6, 0x8a, 0x29, 0x22, 0x26, 0x17, 0x4c, 0xb9, 0x35, 0xda, 0xe0, 0x7e, 0xe9, 0x28, 0x9c
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};
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const ff_asf_guid ff_asf_digital_signature = {
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0xfc, 0xb3, 0x11, 0x22, 0x23, 0xbd, 0xd2, 0x11, 0xb4, 0xb7, 0x00, 0xa0, 0xc9, 0x55, 0xfc, 0x6e
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};
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const ff_asf_guid ff_asf_extended_stream_properties_object = {
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0xcb, 0xa5, 0xe6, 0x14, 0x72, 0xc6, 0x32, 0x43, 0x83, 0x99, 0xa9, 0x69, 0x52, 0x06, 0x5b, 0x5a
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};
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const ff_asf_guid ff_asf_group_mutual_exclusion_object = {
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0x40, 0x5a, 0x46, 0xd1, 0x79, 0x5a, 0x38, 0x43, 0xb7, 0x1b, 0xe3, 0x6b, 0x8f, 0xd6, 0xc2, 0x49
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};
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const ff_asf_guid ff_asf_mutex_language = {
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0x00, 0x2a, 0xe2, 0xd6, 0xda, 0x35, 0xd1, 0x11, 0x90, 0x34, 0x00, 0xa0, 0xc9, 0x03, 0x49, 0xbe
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};
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/* List of official tags at http://msdn.microsoft.com/en-us/library/dd743066(VS.85).aspx */
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const AVMetadataConv ff_asf_metadata_conv[] = {
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{ "WM/AlbumArtist", "album_artist" },
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{ "WM/AlbumTitle", "album" },
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{ "Author", "artist" },
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{ "Description", "comment" },
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{ "WM/Composer", "composer" },
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{ "WM/EncodedBy", "encoded_by" },
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{ "WM/EncodingSettings", "encoder" },
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{ "WM/Genre", "genre" },
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{ "WM/Language", "language" },
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{ "WM/OriginalFilename", "filename" },
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{ "WM/PartOfSet", "disc" },
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{ "WM/Publisher", "publisher" },
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{ "WM/Tool", "encoder" },
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{ "WM/TrackNumber", "track" },
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{ "WM/MediaStationCallSign", "service_provider" },
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{ "WM/MediaStationName", "service_name" },
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// { "Year" , "date" }, TODO: conversion year<->date
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{ 0 }
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};
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/* MSDN claims that this should be "compatible with the ID3 frame, APIC",
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* but in reality this is only loosely similar */
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static int asf_read_picture(AVFormatContext *s, int len)
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{
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const CodecMime *mime = ff_id3v2_mime_tags;
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enum AVCodecID id = AV_CODEC_ID_NONE;
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char mimetype[64];
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uint8_t *desc = NULL;
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AVStream *st = NULL;
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int ret, type, picsize, desc_len;
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/* type + picsize + mime + desc */
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if (len < 1 + 4 + 2 + 2) {
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av_log(s, AV_LOG_ERROR, "Invalid attached picture size: %d.\n", len);
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return AVERROR_INVALIDDATA;
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}
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/* picture type */
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type = avio_r8(s->pb);
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len--;
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if (type >= FF_ARRAY_ELEMS(ff_id3v2_picture_types) || type < 0) {
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av_log(s, AV_LOG_WARNING, "Unknown attached picture type: %d.\n", type);
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type = 0;
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}
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/* picture data size */
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picsize = avio_rl32(s->pb);
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len -= 4;
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/* picture MIME type */
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len -= avio_get_str16le(s->pb, len, mimetype, sizeof(mimetype));
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while (mime->id != AV_CODEC_ID_NONE) {
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if (!strncmp(mime->str, mimetype, sizeof(mimetype))) {
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id = mime->id;
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break;
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}
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mime++;
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}
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if (id == AV_CODEC_ID_NONE) {
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av_log(s, AV_LOG_ERROR, "Unknown attached picture mimetype: %s.\n",
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mimetype);
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return 0;
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}
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if (picsize >= len) {
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av_log(s, AV_LOG_ERROR, "Invalid attached picture data size: %d >= %d.\n",
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picsize, len);
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return AVERROR_INVALIDDATA;
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}
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/* picture description */
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desc_len = (len - picsize) * 2 + 1;
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desc = av_malloc(desc_len);
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if (!desc)
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return AVERROR(ENOMEM);
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len -= avio_get_str16le(s->pb, len - picsize, desc, desc_len);
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ret = ff_add_attached_pic(s, NULL, s->pb, NULL, picsize);
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if (ret < 0)
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goto fail;
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st = s->streams[s->nb_streams - 1];
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st->codecpar->codec_id = id;
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if (*desc) {
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if (av_dict_set(&st->metadata, "title", desc, AV_DICT_DONT_STRDUP_VAL) < 0)
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av_log(s, AV_LOG_WARNING, "av_dict_set failed.\n");
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} else
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av_freep(&desc);
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if (av_dict_set(&st->metadata, "comment", ff_id3v2_picture_types[type], 0) < 0)
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av_log(s, AV_LOG_WARNING, "av_dict_set failed.\n");
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return 0;
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fail:
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av_freep(&desc);
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return ret;
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}
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static int get_id3_tag(AVFormatContext *s, int len)
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{
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ID3v2ExtraMeta *id3v2_extra_meta;
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ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta, len);
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if (id3v2_extra_meta) {
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ff_id3v2_parse_apic(s, id3v2_extra_meta);
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ff_id3v2_parse_chapters(s, id3v2_extra_meta);
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ff_id3v2_free_extra_meta(&id3v2_extra_meta);
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}
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return 0;
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}
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int ff_asf_handle_byte_array(AVFormatContext *s, const char *name,
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int val_len)
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{
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if (!strcmp(name, "WM/Picture")) // handle cover art
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return asf_read_picture(s, val_len);
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else if (!strcmp(name, "ID3")) // handle ID3 tag
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return get_id3_tag(s, val_len);
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return 1;
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}
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