Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

d8cff 0.88%
a62ab 0.88%
5fe29 0.88%
dd601 4.39%
69d88 0.88%
fe833 1.75%
4926d 0.88%
ce38e 0.88%
94208 16.67%
cb919 0.88%
832b8 1.75%
92e76 11.40%
091ee 0.88%
17695 57.02%
(Note, Google Inc publishes each variation of this file with the same version, but the hashes are unique.)

Relationships


PE structurePE file structure

Show functions
Import table
avcodec-54.dll
av_destruct_packet, av_dup_packet, av_fast_malloc, av_fast_realloc, av_free_packet, av_get_audio_frame_duration, av_get_bits_per_sample, av_get_codec_tag_string, av_grow_packet, av_init_packet, av_log_ask_for_sample, av_log_missing_feature, av_new_packet, av_packet_merge_side_data, av_packet_new_side_data, av_parser_close, av_parser_init, av_parser_parse2, av_shrink_packet, av_xiphlacing, avcodec_alloc_context3, avcodec_close, avcodec_decode_audio4, avcodec_decode_video2, avcodec_find_decoder, avcodec_get_frame_defaults, avcodec_get_name, avcodec_is_open, avcodec_open2, avcodec_pix_fmt_to_codec_tag, avcodec_register_all, avcodec_set_dimensions, avcodec_string, avpriv_ac3_channel_layout_tab, avpriv_dirac_parse_sequence_header, avpriv_flac_parse_streaminfo, avpriv_mpa_decode_header, avpriv_mpa_freq_tab, avpriv_mpeg4audio_get_config, avpriv_mpeg4audio_sample_rates, avpriv_mpegaudio_decode_header, avpriv_toupper4, avpriv_vorbis_parse_extradata, avpriv_vorbis_parse_frame, avpriv_vorbis_parse_reset, ff_find_pix_fmt, ff_raw_pix_fmt_tags, av_codec_set_pkt_timebase, avpriv_h264_has_num_reorder_frames
avutil-51.dll
av_compare_mod, av_compare_ts, av_crc, av_crc_get_table, av_d2q, av_default_item_name, av_dict_copy, av_dict_free, av_dict_get, av_dict_set, av_dynarray_add, av_free, av_freep, av_gcd, av_get_channel_layout_nb_channels, av_log, av_malloc, av_mallocz, av_opt_free, av_opt_set, av_opt_set_defaults, av_opt_set_dict, av_realloc, av_realloc_f, av_reduce, av_rescale, av_rescale_q, av_rescale_q_rnd, av_rescale_rnd, av_strcasecmp, av_strdup, av_strlcat, av_strlcatf, av_strlcpy, av_strncasecmp, av_strstart, av_timecode_init, av_timecode_make_string, ff_log2_tab, av_bprint_chars, av_gettime, av_usleep
kernel32.dll
DeleteCriticalSection, EnterCriticalSection, GetLastError, GetModuleHandleA, GetProcAddress, GetSystemTimeAsFileTime, InitializeCriticalSection, InterlockedExchange, IsDBCSLeadByteEx, LeaveCriticalSection, MultiByteToWideChar, Sleep, TlsGetValue, VirtualProtect, VirtualQuery, WideCharToMultiByte
msvcrt.dll
DllMain
Export table
av_add_index_entry
av_append_packet
av_close_input_file
av_codec_get_id
av_codec_get_tag
av_demuxer_open
av_dump_format
av_filename_number_test
av_find_best_stream
av_find_default_stream_index
av_find_input_format
av_find_program_from_stream
av_find_stream_info
av_fmt_ctx_get_duration_estimation_method
av_get_frame_filename
av_get_output_timestamp
av_get_packet
av_gettime
av_guess_codec
av_guess_format
av_guess_sample_aspect_ratio
av_hex_dump
av_hex_dump_log
av_iformat_next
av_index_search_timestamp
av_interleave_packet_per_dts
av_interleaved_write_frame
av_match_ext
av_new_program
av_new_stream
av_oformat_next
av_pkt_dump_log2
av_pkt_dump2
av_probe_input_buffer
av_probe_input_format
av_probe_input_format2
av_probe_input_format3
av_read_frame
av_read_packet
av_read_pause
av_read_play
av_register_all
av_register_input_format
av_register_output_format
av_register_protocol2
av_sdp_create
av_seek_frame
av_set_pts_info
av_url_split
av_write_frame
av_write_trailer
avformat_alloc_context
avformat_alloc_output_context
avformat_alloc_output_context2
avformat_close_input
avformat_configuration
avformat_find_stream_info
avformat_free_context
avformat_get_class
avformat_get_riff_audio_tags
avformat_get_riff_video_tags
avformat_license
avformat_match_stream_specifier
avformat_network_deinit
avformat_network_init
avformat_new_stream
avformat_open_input
avformat_query_codec
avformat_seek_file
avformat_version
avformat_write_header
avio_alloc_context
avio_check
avio_close
avio_close_dyn_buf
avio_enum_protocols
avio_flush
avio_get_str
avio_get_str16be
avio_get_str16le
avio_open
avio_open_dyn_buf
avio_open2
avio_pause
avio_printf
avio_put_str
avio_put_str16le
avio_r8
avio_rb16
avio_rb24
avio_rb32
avio_rb64
avio_read
avio_rl16
avio_rl24
avio_rl32
avio_rl64
avio_seek
avio_seek_time
avio_size
avio_skip
avio_w8
avio_wb16
avio_wb24
avio_wb32
avio_wb64
avio_wl16
avio_wl24
avio_wl32
avio_wl64
avio_write
avpriv_new_chapter
avpriv_set_pts_info
ffio_open_dyn_packet_buf
ffio_set_buf_size
ffurl_close
ffurl_open
ffurl_read_complete
ffurl_seek
ffurl_size
ffurl_write
url_feof

avformat-54.dll

By Google Inc (Signed)

Remove avformat-54.dll
MD5:   832b89666fee6b9ee7c522340eae6b30
SHA1:   ecf0425bd53e64189f661c8b7a004f691ad33fa3
SHA256:   6cc82ff44afd89cfce205b88e1cb26ffd7a55a7d963490f104c8c62682980aab

What is avformat-54.dll?

AVFormat is a software/open source LGPL-licensed library of codecs for encoding and decoding video and audio data. Many applications that require video encoding and formatting integrate this library within the program for video playback functionality.

Overview

avformat-54.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Google Chrome published by Google Inc and Google Chrome published by Google Inc. The file is digitally signed by Google Inc which was issued by the VeriSign certificate authority (CA).

DetailsDetails

File name:avformat-54.dll
Typical file path:C:\users\user\appdata\local\google\chrome\application\21.0.1180.60\avformat-54.dll
Size:269.12 KB (275,576 bytes)
Certificate
Issued to:Google Inc
Authority (CA):VeriSign
Expiration date:Friday, November 14, 2014
Digital DNA
PE subsystem:Windows Console
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

ResourcesPrograms

The following programs will install this file
Google Inc
6% remove
Google Chrome is a free web browser developed by Google that uses the WebKit layout engine. It is designed to be secure, fast, simple and stable. Chrome supports plug-ins with the Netscape Plugin Application Programming Interface (NPAPI). Chrome sends details about its usage to Google through both optional and non-optional user tracking mechanisms. The JavaScript virtual machine used by Chrome, the V8 JavaScript engine, has features suc...

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 26.32%
Windows 7 Ultimate 21.05%
Microsoft Windows XP 14.91%
Windows 7 Professional 7.02%
Windows 8 Pro 6.14%
Windows 7 Home Basic 5.26%
Windows 7 Ultimate N 4.39%
Windows Vista Home Premium 4.39%
Windows 8 2.63%
Windows Vista Ultimate 1.75%
Windows 7 Starter 1.75%
Windows 8 Consumer Preview 0.88%
Windows Vista Business 0.88%
Windows 8 Pro with Media Center 0.88%
Windows 8 Release Preview 0.88%
Windows Server 2012 Standard Evaluation 0.88%

Distribution by countryDistribution by country

United States installs about 37.74% of avformat-54.dll.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 50.00%
ASUS 33.33%
Acer 16.67%
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