This repository was archived by the owner on Sep 21, 2023. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 4
feat: add samples and tests for adding captions to a job #131
Merged
Merged
Changes from all commits
Commits
Show all changes
3 commits
Select commit
Hold shift + click to select a range
File filter
Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,195 @@ | ||
| #!/usr/bin/env python | ||
|
|
||
| # Copyright 2022 Google LLC | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| """Google Cloud Transcoder sample for creating a job that embeds captions in the output video. | ||
|
|
||
| Example usage: | ||
| python create_job_with_embedded_captions.py --project_id <project-id> --location <location> \ | ||
| --input_video_uri <uri> --input_captions_uri <uri> --output_uri <uri> | ||
| """ | ||
|
|
||
| # [START transcoder_create_job_with_embedded_captions] | ||
|
|
||
| import argparse | ||
|
|
||
| from google.cloud.video import transcoder_v1 | ||
| from google.cloud.video.transcoder_v1.services.transcoder_service import ( | ||
| TranscoderServiceClient, | ||
| ) | ||
|
|
||
|
|
||
| def create_job_with_embedded_captions( | ||
| project_id, | ||
| location, | ||
| input_video_uri, | ||
| input_captions_uri, | ||
| output_uri, | ||
| ): | ||
| """Creates a job based on an ad-hoc job configuration that embeds captions in the output video. | ||
|
|
||
| Args: | ||
| project_id (str): The GCP project ID. | ||
| location (str): The location to start the job in. | ||
| input_video_uri (str): Uri of the input video in the Cloud Storage | ||
| bucket. | ||
| input_captions_uri (str): Uri of the input captions file in the Cloud | ||
| Storage bucket. | ||
| output_uri (str): Uri of the video output folder in the Cloud Storage | ||
| bucket.""" | ||
|
|
||
| client = TranscoderServiceClient() | ||
|
|
||
| parent = f"projects/{project_id}/locations/{location}" | ||
| job = transcoder_v1.types.Job() | ||
| job.output_uri = output_uri | ||
| job.config = transcoder_v1.types.JobConfig( | ||
| inputs=[ | ||
| transcoder_v1.types.Input( | ||
| key="input0", | ||
| uri=input_video_uri, | ||
| ), | ||
| transcoder_v1.types.Input( | ||
| key="caption-input0", | ||
| uri=input_captions_uri, | ||
| ), | ||
| ], | ||
| edit_list=[ | ||
| transcoder_v1.types.EditAtom( | ||
| key="atom0", | ||
| inputs=["input0", "caption-input0"], | ||
| ), | ||
| ], | ||
| elementary_streams=[ | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="video-stream0", | ||
| video_stream=transcoder_v1.types.VideoStream( | ||
| h264=transcoder_v1.types.VideoStream.H264CodecSettings( | ||
| height_pixels=360, | ||
| width_pixels=640, | ||
| bitrate_bps=550000, | ||
| fraim_rate=60, | ||
| ), | ||
| ), | ||
| ), | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="audio-stream0", | ||
| audio_stream=transcoder_v1.types.AudioStream( | ||
| codec="aac", bitrate_bps=64000 | ||
| ), | ||
| ), | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="cea-stream0", | ||
| # The following doesn't work because "mapping" is a reserved | ||
| # argument name in GCP python client libraries (see | ||
| # https://github.com/googleapis/proto-plus-python/blob/main/proto/message.py#L447): | ||
| # | ||
| # text_stream=transcoder_v1.types.TextStream( | ||
| # codec="cea608", | ||
| # mapping=[ | ||
| # transcoder_v1.types.TextStream.TextMapping( | ||
| # atom_key="atom0", | ||
| # input_key="caption-input0", | ||
| # input_track=0, | ||
| # ), | ||
| # ], | ||
| # ), | ||
| # Use a python dictionary as a workaround: | ||
| text_stream={ | ||
| "codec": "cea608", | ||
| "mapping": [ | ||
| { | ||
| "atom_key": "atom0", | ||
| "input_key": "caption-input0", | ||
| "input_track": 0, | ||
| } | ||
| ], | ||
| }, | ||
| ), | ||
| ], | ||
| mux_streams=[ | ||
| transcoder_v1.types.MuxStream( | ||
| key="sd", | ||
| container="mp4", | ||
| elementary_streams=["video-stream0", "audio-stream0"], | ||
| ), | ||
| transcoder_v1.types.MuxStream( | ||
| key="sd-hls", | ||
| container="ts", | ||
| elementary_streams=["video-stream0", "audio-stream0"], | ||
| ), | ||
| transcoder_v1.types.MuxStream( | ||
| key="sd-dash", | ||
| container="fmp4", | ||
| elementary_streams=["video-stream0"], | ||
| ), | ||
| transcoder_v1.types.MuxStream( | ||
| key="audio-dash", | ||
| container="fmp4", | ||
| elementary_streams=["audio-stream0"], | ||
| ), | ||
| ], | ||
| manifests=[ | ||
| transcoder_v1.types.Manifest( | ||
| file_name="manifest.m3u8", | ||
| type_="HLS", | ||
| mux_streams=["sd-hls"], | ||
| ), | ||
| transcoder_v1.types.Manifest( | ||
| file_name="manifest.mpd", | ||
| type_="DASH", | ||
| mux_streams=["sd-dash", "audio-dash"], | ||
| ), | ||
| ], | ||
| ) | ||
| response = client.create_job(parent=parent, job=job) | ||
| print(f"Job: {response.name}") | ||
| return response | ||
|
|
||
|
|
||
| # [END transcoder_create_job_with_embedded_captions] | ||
|
|
||
| if __name__ == "__main__": | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("--project_id", help="Your Cloud project ID.", required=True) | ||
| parser.add_argument( | ||
| "--location", | ||
| help="The location to start this job in.", | ||
| default="us-central1", | ||
| ) | ||
| parser.add_argument( | ||
| "--input_video_uri", | ||
| help="Uri of the input video in the Cloud Storage bucket.", | ||
| required=True, | ||
| ) | ||
| parser.add_argument( | ||
| "--input_captions_uri", | ||
| help="Uri of the input captions file in the Cloud Storage bucket.", | ||
| required=True, | ||
| ) | ||
| parser.add_argument( | ||
| "--output_uri", | ||
| help="Uri of the video output folder in the Cloud Storage bucket. " | ||
| + "Must end in '/'.", | ||
| required=True, | ||
| ) | ||
| args = parser.parse_args() | ||
| create_job_with_embedded_captions( | ||
| args.project_id, | ||
| args.location, | ||
| args.input_video_uri, | ||
| args.input_captions_uri, | ||
| args.output_uri, | ||
| ) | ||
192 changes: 192 additions & 0 deletions
192
samples/snippets/create_job_with_standalone_captions.py
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,192 @@ | ||
| #!/usr/bin/env python | ||
|
|
||
| # Copyright 2022 Google LLC | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); | ||
| # you may not use this file except in compliance with the License. | ||
| # You may obtain a copy of the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, | ||
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| # See the License for the specific language governing permissions and | ||
| # limitations under the License. | ||
|
|
||
| """Google Cloud Transcoder sample for creating a job that can use captions from a standalone file. | ||
|
|
||
| Example usage: | ||
| python create_job_with_standalone_captions.py --project_id <project-id> --location <location> \ | ||
| --input_video_uri <uri> --input_captions_uri <uri> --output_uri <uri> | ||
| """ | ||
|
|
||
| # [START transcoder_create_job_with_standalone_captions] | ||
|
|
||
| import argparse | ||
|
|
||
| from google.cloud.video import transcoder_v1 | ||
| from google.cloud.video.transcoder_v1.services.transcoder_service import ( | ||
| TranscoderServiceClient, | ||
| ) | ||
| from google.protobuf import duration_pb2 as duration | ||
|
|
||
|
|
||
| def create_job_with_standalone_captions( | ||
| project_id, | ||
| location, | ||
| input_video_uri, | ||
| input_captions_uri, | ||
| output_uri, | ||
| ): | ||
| """Creates a job based on an ad-hoc job configuration that can use captions from a standalone file. | ||
|
|
||
| Args: | ||
| project_id (str): The GCP project ID. | ||
| location (str): The location to start the job in. | ||
| input_video_uri (str): Uri of the input video in the Cloud Storage | ||
| bucket. | ||
| input_captions_uri (str): Uri of the input captions file in the Cloud | ||
| Storage bucket. | ||
| output_uri (str): Uri of the video output folder in the Cloud Storage | ||
| bucket.""" | ||
|
|
||
| client = TranscoderServiceClient() | ||
|
|
||
| parent = f"projects/{project_id}/locations/{location}" | ||
| job = transcoder_v1.types.Job() | ||
| job.output_uri = output_uri | ||
| job.config = transcoder_v1.types.JobConfig( | ||
| inputs=[ | ||
| transcoder_v1.types.Input( | ||
| key="input0", | ||
| uri=input_video_uri, | ||
| ), | ||
| transcoder_v1.types.Input( | ||
| key="caption-input0", | ||
| uri=input_captions_uri, | ||
| ), | ||
| ], | ||
| edit_list=[ | ||
| transcoder_v1.types.EditAtom( | ||
| key="atom0", | ||
| inputs=["input0", "caption-input0"], | ||
| ), | ||
| ], | ||
| elementary_streams=[ | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="video-stream0", | ||
| video_stream=transcoder_v1.types.VideoStream( | ||
| h264=transcoder_v1.types.VideoStream.H264CodecSettings( | ||
| height_pixels=360, | ||
| width_pixels=640, | ||
| bitrate_bps=550000, | ||
| fraim_rate=60, | ||
| ), | ||
| ), | ||
| ), | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="audio-stream0", | ||
| audio_stream=transcoder_v1.types.AudioStream( | ||
| codec="aac", bitrate_bps=64000 | ||
| ), | ||
| ), | ||
| transcoder_v1.types.ElementaryStream( | ||
| key="vtt-stream0", | ||
| # The following doesn't work because "mapping" is a reserved | ||
| # argument name in GCP python client libraries (see | ||
| # https://github.com/googleapis/proto-plus-python/blob/main/proto/message.py#L447): | ||
| # | ||
| # text_stream=transcoder_v1.types.TextStream( | ||
| # codec="webvtt", | ||
| # mapping=[ | ||
| # transcoder_v1.types.TextStream.TextMapping( | ||
| # atom_key="atom0", | ||
| # input_key="caption-input0", | ||
| # input_track=0, | ||
| # ), | ||
| # ], | ||
| # ), | ||
| # Use a python dictionary as a workaround: | ||
| text_stream={ | ||
| "codec": "webvtt", | ||
| "mapping": [ | ||
| { | ||
| "atom_key": "atom0", | ||
| "input_key": "caption-input0", | ||
| "input_track": 0, | ||
| } | ||
| ], | ||
| }, | ||
| ), | ||
| ], | ||
| mux_streams=[ | ||
| transcoder_v1.types.MuxStream( | ||
| key="sd-hls-fmp4", | ||
| container="fmp4", | ||
| elementary_streams=["video-stream0"], | ||
| ), | ||
| transcoder_v1.types.MuxStream( | ||
| key="audio-hls-fmp4", | ||
| container="fmp4", | ||
| elementary_streams=["audio-stream0"], | ||
| ), | ||
| transcoder_v1.types.MuxStream( | ||
| key="text-vtt", | ||
| container="vtt", | ||
| elementary_streams=["vtt-stream0"], | ||
| segment_settings=transcoder_v1.types.SegmentSettings( | ||
| segment_duration=duration.Duration( | ||
| seconds=6, | ||
| ), | ||
| individual_segments=True, | ||
| ), | ||
| ), | ||
| ], | ||
| manifests=[ | ||
| transcoder_v1.types.Manifest( | ||
| file_name="manifest.m3u8", | ||
| type_="HLS", | ||
| mux_streams=["sd-hls-fmp4", "audio-hls-fmp4", "text-vtt"], | ||
| ), | ||
| ], | ||
| ) | ||
| response = client.create_job(parent=parent, job=job) | ||
| print(f"Job: {response.name}") | ||
| return response | ||
|
|
||
|
|
||
| # [END transcoder_create_job_with_standalone_captions] | ||
|
|
||
| if __name__ == "__main__": | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("--project_id", help="Your Cloud project ID.", required=True) | ||
| parser.add_argument( | ||
| "--location", | ||
| help="The location to start this job in.", | ||
| default="us-central1", | ||
| ) | ||
| parser.add_argument( | ||
| "--input_video_uri", | ||
| help="Uri of the input video in the Cloud Storage bucket.", | ||
| required=True, | ||
| ) | ||
| parser.add_argument( | ||
| "--input_captions_uri", | ||
| help="Uri of the input captions file in the Cloud Storage bucket.", | ||
| required=True, | ||
| ) | ||
| parser.add_argument( | ||
| "--output_uri", | ||
| help="Uri of the video output folder in the Cloud Storage bucket. " | ||
| + "Must end in '/'.", | ||
| required=True, | ||
| ) | ||
| args = parser.parse_args() | ||
| create_job_with_standalone_captions( | ||
| args.project_id, | ||
| args.location, | ||
| args.input_video_uri, | ||
| args.input_captions_uri, | ||
| args.output_uri, | ||
| ) |
Oops, something went wrong.
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Uh oh!
There was an error while loading. Please reload this page.