Slim Migrate And QA mp3 to Wav Using Hadoop Jobs.
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Workflow Components
Bolette A. Jurik, Statsbiblioteket & SCAPE |
Slim Migrate And QA mp3 to Wav Using Hadoop Jobs. |
None
None
Name | Description |
---|---|
nfs_output_path | Output directory fora the migrated wav files on nfs. |
mp3_list_on_hdfs_input_path | path to input file on hdfs containing list of paths to mp3 files on nfs to be migrated |
hdfs_output_path_2 | Output directory for preservation event files and other log files. |
mapreduce_output_path | output directory for Hadoop output |
jar_input_path | The directory where the jar file with the hadoop jobs is. |
max_split_size | max-split-size is the max input size to a Hadoop map task. The input to these Hadoop jobs are file lists, and we actually want a very small max-split-size, so each map task only gets few files to process. |
remove_wav_files_really_remove |
Name | Type | Description |
---|---|---|
FfmpegMigrate_Tavern | workflow | |
Mpg321Convert_Tavern | workflow | |
MakeWavFilePairsList | beanshell |
ScriptList wavFilePathPairs = new ArrayList(); for (int i=0; i |
OutputDirFfmpegJob | beanshell |
ScriptString ffmpegHadoopJobOutputDir = outputdir; if (ffmpegHadoopJobOutputDir.endsWith("/")) { ffmpegHadoopJobOutputDir = ffmpegHadoopJobOutputDir.substring(0, ffprobeHadoopJobOutputDir.length()-1); } ffmpegHadoopJobOutputDir = ffmpegHadoopJobOutputDir + "_ffmpeg"; |
OutputDirMpg321Job | beanshell |
ScriptString mpg321HadoopJobOutputDir = outputdir; if (mpg321HadoopJobOutputDir.endsWith("/")) { mpg321HadoopJobOutputDir = mpg321HadoopJobOutputDir.substring(0, ffprobeHadoopJobOutputDir.length()-1); } mpg321HadoopJobOutputDir = mpg321HadoopJobOutputDir + "_mpg321"; |
Split_string_into_string_list_by_regular_expression | localworker |
ScriptList split = new ArrayList(); if (!string.equals("")) { String regexString = ","; if (regex != void) { regexString = regex; } String[] result = string.split(regexString); for (int i = 0; i < result.length; i++) { split.add(result[i]); } } |
Formatter | beanshell |
Scriptint returnCode = 0; String[] splitOnWhitespace; List formatted = new ArrayList(); for (int i = 0; i < lines.size(); i++){ String line=lines.get(i); if (line.matches("^\\d+\\s+.*")){ splitOnWhitespace = line.split("\\s+"); returnCode = Integer.parseInt(splitOnWhitespace[0]); line = line.replaceFirst("^\\d+\\s+","").trim(); } formatted.add(line); } Collections.sort(formatted); |
Formatter_2 | beanshell |
Scriptint returnCode = 0; String[] splitOnWhitespace; List formatted = new ArrayList(); for (int i = 0; i < lines.size(); i++){ String line=lines.get(i); if (line.matches("^\\d+\\s+.*")){ splitOnWhitespace = line.split("\\s+"); returnCode = Integer.parseInt(splitOnWhitespace[0]); line = line.replaceFirst("^\\d+\\s+","").trim(); } formatted.add(line); } Collections.sort(formatted); |
regex_value | stringconstant |
Value\n |
Split_string_into_string_list_by_regular_expression_2 | localworker |
ScriptList split = new ArrayList(); if (!string.equals("")) { String regexString = ","; if (regex != void) { regexString = regex; } String[] result = string.split(regexString); for (int i = 0; i < result.length; i++) { split.add(result[i]); } } |
Merge_String_List_to_a_String | localworker |
ScriptString seperatorString = "\n"; if (seperator != void) { seperatorString = seperator; } StringBuffer sb = new StringBuffer(); for (Iterator i = stringlist.iterator(); i.hasNext();) { String item = (String) i.next(); sb.append(item); if (i.hasNext()) { sb.append(seperatorString); } } concatenated = sb.toString(); |
WriteFilePairListToHDFS | externaltool | |
Write_Text_File | localworker |
ScriptBufferedWriter out; if (encoding == void) { out = new BufferedWriter(new FileWriter(outputFile)); } else { out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outputFile), encoding)); } out.write(filecontents); out.flush(); out.close(); outputFile = filecontents; |
utf8 | stringconstant |
Valueutf8 |
WavFilePairListFullPathOnNFS | localworker |
Scriptoutput = string1 + "/" + string2; |
wavFilePairsList.txt | stringconstant |
ValuewavFilePairsList.txt |
OutputDirWaveformCompareJob | beanshell |
ScriptString waveformcompareHadoopJobOutputDir = outputdir; if (waveformcompareHadoopJobOutputDir.endsWith("/")) { waveformcompareHadoopJobOutputDir = waveformcompareHadoopJobOutputDir.substring(0, ffprobeHadoopJobOutputDir.length()-1); } waveformcompareHadoopJobOutputDir = waveformcompareHadoopJobOutputDir + "_waveform-compare"; |
xcorrSound_waveform_ | workflow | |
WavFilePairListFullPathOnHDFS | localworker |
Scriptoutput = string1 + "/" + string2; |
remove_wav_files | beanshell |
Scriptboolean really_remove_boolean = Boolean.parseBoolean(really_remove); if (really_remove_boolean) { boolean success = true; for (int i=0; i |
remove_wav_files_2 | beanshell |
Scriptboolean really_remove_boolean = Boolean.parseBoolean(really_remove); if (really_remove_boolean) { boolean success = true; for (int i=0; i |
Really_really_remove | beanshell |
Scriptif (really_remove.trim().equals("true") || really_remove.trim().equals("false")) { really_really_remove = really_remove; } else { really_really_remove = "false"; } |
Name | Description | Inputs | Outputs |
---|---|---|---|
MakeWavFilePairsList |
ffmpegMigratedWavPaths mpg321ConvertedWavPaths |
wavFilePathPairs | |
OutputDirFfmpegJob | outputdir | ffmpegHadoopJobOutputDir | |
OutputDirMpg321Job | outputdir | mpg321HadoopJobOutputDir | |
Formatter | lines | formatted | |
Formatter_2 | lines | formatted | |
OutputDirWaveformCompareJob | outputdir | waveformcompareHadoopJobOutputDir | |
remove_wav_files |
file_list really_remove |
success | |
remove_wav_files_2 |
file_list really_remove |
success | |
Really_really_remove | really_remove | really_really_remove |
Name | Description |
---|---|
xcorrSound_waveform__GetResultsFromHadoopJob_STDERR | |
xcorrSound_waveform__GetResultsFromHadoopJob_STDOUT | |
xcorrSound_waveform__HadoopJob_STDERR | |
xcorrSound_waveform__HadoopJob_STDOUT | |
WriteFilePairListToHDFS_STDERR | |
WriteFilePairListToHDFS_STDOUT | |
remove_wav_files_success | |
remove_wav_files_2_success |
Source | Sink |
---|---|
nfs_output_path | FfmpegMigrate_Tavern:nfs_output_path |
mp3_list_on_hdfs_input_path | FfmpegMigrate_Tavern:mp3_list_on_hdfs_input_path |
hdfs_output_path_2 | FfmpegMigrate_Tavern:hdfs_output_path_2 |
OutputDirFfmpegJob:ffmpegHadoopJobOutputDir | FfmpegMigrate_Tavern:mapreduce_output_path |
jar_input_path | FfmpegMigrate_Tavern:jar_input_path |
max_split_size | FfmpegMigrate_Tavern:max_split_size |
hdfs_output_path_2 | Mpg321Convert_Tavern:hdfs_output_path_2 |
nfs_output_path | Mpg321Convert_Tavern:nfs_output_path |
mp3_list_on_hdfs_input_path | Mpg321Convert_Tavern:mp3_list_on_hdfs_input_path |
OutputDirMpg321Job:mpg321HadoopJobOutputDir | Mpg321Convert_Tavern:mapreduce_output_path |
jar_input_path | Mpg321Convert_Tavern:jar_input_path |
max_split_size | Mpg321Convert_Tavern:max_split_size |
Formatter:formatted | MakeWavFilePairsList:ffmpegMigratedWavPaths |
Formatter_2:formatted | MakeWavFilePairsList:mpg321ConvertedWavPaths |
mapreduce_output_path | OutputDirFfmpegJob:outputdir |
mapreduce_output_path | OutputDirMpg321Job:outputdir |
regex_value:value | Split_string_into_string_list_by_regular_expression:regex |
FfmpegMigrate_Tavern:GetResultsFromHadoopJob_STDOUT | Split_string_into_string_list_by_regular_expression:string |
Split_string_into_string_list_by_regular_expression:split | Formatter:lines |
Split_string_into_string_list_by_regular_expression_2:split | Formatter_2:lines |
Mpg321Convert_Tavern:GetResultsFromHadoopJob_STDOUT | Split_string_into_string_list_by_regular_expression_2:string |
regex_value:value | Split_string_into_string_list_by_regular_expression_2:regex |
MakeWavFilePairsList:wavFilePathPairs | Merge_String_List_to_a_String:stringlist |
mapreduce_output_path | WriteFilePairListToHDFS:mapreduce_output_path |
WavFilePairListFullPathOnNFS:output | WriteFilePairListToHDFS:file_pair_list_on_nfs |
Merge_String_List_to_a_String:concatenated | Write_Text_File:filecontents |
utf8:value | Write_Text_File:encoding |
WavFilePairListFullPathOnNFS:output | Write_Text_File:outputFile |
wavFilePairsList.txt:value | WavFilePairListFullPathOnNFS:string2 |
nfs_output_path | WavFilePairListFullPathOnNFS:string1 |
mapreduce_output_path | OutputDirWaveformCompareJob:outputdir |
WavFilePairListFullPathOnHDFS:output | xcorrSound_waveform_:wav_file_pairs_list_on_hdfs_input_path |
nfs_output_path | xcorrSound_waveform_:nfs_output_path |
OutputDirWaveformCompareJob:waveformcompareHadoopJobOutputDir | xcorrSound_waveform_:mapreduce_output_path |
hdfs_output_path_2 | xcorrSound_waveform_:hdfs_output_path_2 |
jar_input_path | xcorrSound_waveform_:jar_input_path |
max_split_size | xcorrSound_waveform_:max_split_size |
wavFilePairsList.txt:value | WavFilePairListFullPathOnHDFS:string2 |
mapreduce_output_path | WavFilePairListFullPathOnHDFS:string1 |
Formatter:formatted | remove_wav_files:file_list |
Really_really_remove:really_really_remove | remove_wav_files:really_remove |
Formatter_2:formatted | remove_wav_files_2:file_list |
Really_really_remove:really_really_remove | remove_wav_files_2:really_remove |
remove_wav_files_really_remove | Really_really_remove:really_remove |
xcorrSound_waveform_:GetResultsFromHadoopJob_STDERR | xcorrSound_waveform__GetResultsFromHadoopJob_STDERR |
xcorrSound_waveform_:GetResultsFromHadoopJob_STDOUT | xcorrSound_waveform__GetResultsFromHadoopJob_STDOUT |
xcorrSound_waveform_:HadoopJob_STDERR | xcorrSound_waveform__HadoopJob_STDERR |
xcorrSound_waveform_:HadoopJob_STDOUT | xcorrSound_waveform__HadoopJob_STDOUT |
WriteFilePairListToHDFS:STDERR | WriteFilePairListToHDFS_STDERR |
WriteFilePairListToHDFS:STDOUT | WriteFilePairListToHDFS_STDOUT |
remove_wav_files:success | remove_wav_files_success |
remove_wav_files_2:success | remove_wav_files_2_success |
Controller | Target |
---|---|
xcorrSound_waveform_ | remove_wav_files_2 |
WriteFilePairListToHDFS | xcorrSound_waveform_ |
Write_Text_File | WriteFilePairListToHDFS |
xcorrSound_waveform_ | remove_wav_files |
Workflow Type
Version 2 (of 4)
- audio
- |
- comparison
- |
- conversion
- |
- ffmpeg
- |
- hadoop
- |
- large scale digital repositories
- |
- lsdr
- |
- migration
- |
- mpg321
- |
- qa
- |
- quality assurance
- |
- scape
- |
- significant properties
- |
- testbed
- |
- waveform-compare
- |
- xcorrsound
- audio
- |
- comparison
- |
- conversion
- |
- ffmpeg
- |
- hadoop
- |
- large scale digital repositories
- |
- lsdr
- |
- migration
- |
- mpg321
- |
- qa
- |
- quality assurance
- |
- scape
- |
- significant properties
- |
- testbed
- |
- waveform-compare
- |
- xcorrsound
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In chronological order:
-
Created by Bolette Jurik on Friday 21 February 2014 14:23:31 (UTC)
-
Created by Bolette Jurik on Monday 30 June 2014 09:05:55 (UTC)
Revision comment:updated with working optional deletion of output files
-
Created by Bolette Jurik on Monday 30 June 2014 09:17:36 (UTC)
Revision comment:updated with description
-
Created by Bolette Jurik on Monday 30 June 2014 09:22:10 (UTC)
Revision comment:updated description 2
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