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ros_convert/rosbag2storagemcap_312.txt
* Revert \"rosbag2_storage_mcap: add storage preset profiles\" This reverts commit 38830add3935b978968fe2703d3180b413ccc8c2.
ros_convert/rosbag2storagemcap_89.txt
## 0.1.6 (2022-07-22)
ros_convert/717_101.txt
1. "upgrade an old bag format to the current bag format" - this prompts a larger discussion about how we handle bag format versioning (metadata format or storage format) 2. "rewrite a bag within the same version, with different configuration" - which is what we're discussing on [ [WIP] Adding Rewriter #709 ](ht...
ros_convert/rosbag2storagemcap1_81.txt
###
ros_convert/rosbag2storagemcap_140.txt
This package provides a [ storage plugin ](https://github.com/ros2/rosbag2#storage-format-plugin-architecture) for rosbag2 which extends it with support for the [ MCAP ](https://mcap.dev) file format.
ros_convert/717_131.txt
Let me propose a slightly different definition structure according to the implementation:
ros_convert/rosbag2storagemcap1_47.txt
[ Apache-2.0 license ](/ros-tooling/rosbag2_storage_mcap/blob/main/LICENSE)
ros_convert/rosbag2storagemcap_260.txt
### Source Tutorials
ros_convert/rosbag2storagemcap_107.txt
Deps | | Name | [ ](/p/ament_cmake#humble-deps) | [ 1 ](/packages/ament_cmake) | [ ament_cmake ](/p/ament_cmake#humble) ---|---|--- [ ](/p/ament_cmake_clang_format#humble-deps) | [ 1 ](/packages/ament_cmake_clang_format) | [ ament_cmake_clang_format ](/p/ament_cmake_clang_format#humble) [ ](/p/ament_cmak...
ros_convert/717_270.txt
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ros_convert/rosbag2storagemcap1_71.txt
| ###
ros_convert/rosbag2storagemcap_76.txt
## 0.4.0 (2022-10-06)
ros_convert/deserializingmultipl_20.txt
[ **asked 2021-01-14 10:47:48 -0500 ** ](/questions/369573/revisions/)
ros_convert/rosbag2storagemcap_338.txt
### Package Dependencies
ros_convert/deserializingmultipl_45.txt
## 1 Answer
ros_convert/rosbag2storagemcap_188.txt
_No launch files found_
ros_convert/rosbag2storagemcap1_37.txt
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ros_convert/rosbag2storagemcap1_6.txt
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ros_convert/rosbag2storagemcap_113.txt
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ros_convert/717_162.txt
> The "old bag" question was related to the ` Storage Implementation Version ` > \- or, is the storage implementation allowed to update its schema over time, > and if so how does it read those older schemas?
ros_convert/rosbag2storagemcap1_53.txt
* [ Code ](/ros-tooling/rosbag2_storage_mcap) * [ Issues ](/ros-tooling/rosbag2_storage_mcap/issues) * [ Pull requests ](/ros-tooling/rosbag2_storage_mcap/pulls) * [ Discussions ](/ros-tooling/rosbag2_storage_mcap/discussions) * [ Actions ](/ros-tooling/rosbag2_storage_mcap/actions) * [ Projects ](/ro...
ros_convert/rosbag2storagemcap_82.txt
* Contributors: James Smith, Michael Orlov
ros_convert/717_99.txt
edited
ros_convert/rosbag2storagemcap_336.txt
### Source Tutorials
ros_convert/717_87.txt
[ ![@emersonknapp](https://avatars.githubusercontent.com/u/537409?s=80&u=df10fea87305edde062008566721a9968483fa56&v=4) ](/emersonknapp)
ros_convert/717_82.txt
An issue I foresee with this approach, however, is we will still need a reader and writer for each and every bag format that we want to write to/from. If we start creating lots of bag formats/versions, this might become difficult to maintain. We may be able to offload some of the maintenance responsibilities by allowin...
ros_convert/rosbag2storagemcap1_12.txt
* [ CI/CD & Automation ](/solutions/ci-cd/) * [ DevOps ](/solutions/devops/) * [ DevSecOps ](https://resources.github.com/devops/fundamentals/devsecops/)
ros_convert/rosbag2storagemcap_201.txt
[ liblz4_vendor ](/p/liblz4_vendor/github-ros2-rosbag2) [ mcap_vendor ](/p/mcap_vendor/github-ros2-rosbag2) [ ros2bag ](/p/ros2bag/github- ros2-rosbag2) [ rosbag2 ](/p/rosbag2/github-ros2-rosbag2) [ rosbag2_compression ](/p/rosbag2_compression/github-ros2-rosbag2) [ rosbag2_compression_zstd ](/p/rosbag2_compression_zst...
ros_convert/717_200.txt
As for the ` messages ` table - this is a [ ` rosbag2_storage::SerializedBagMessage ` ](https://github.com/ros2/rosbag2/blob/master/rosbag2_storage/include/rosbag2_storage/serialized_bag_message.hpp) . Now, the question is whether we need to version this structure. I think the answer is yes, because there are at least ...
ros_convert/rosbag2storagemcap_141.txt
[ ![ROS Foxy version](https://img.shields.io/ros/v/foxy/rosbag2_storage_mcap) ](https://index.ros.org/p/rosbag2_storage_mcap/github-ros2-rosbag2/#foxy) [ ![ROS Galactic version](https://img.shields.io/ros/v/galactic/rosbag2_storage_mcap) ](https://index.ros.org/p/rosbag2_storage_mcap/github-ros2-rosbag2/#galactic) [ ![...
ros_convert/717_167.txt
[ ![@emersonknapp](https://avatars.githubusercontent.com/u/537409?s=80&u=df10fea87305edde062008566721a9968483fa56&v=4) ](/emersonknapp)
ros_convert/rosbag2storagemcap_210.txt
_No additional links._
ros_convert/rosbag2storagemcap_261.txt
_Not currently indexed._
ros_convert/deserializingmultipl_59.txt
* *
ros_convert/717_2.txt
[ ](https://github.com/)
ros_convert/717_125.txt
###
ros_convert/rosbag2storagemcap1_19.txt
* [ Topics ](/topics) * [ Trending ](/trending) * [ Collections ](/collections)
ros_convert/rosbag2storagemcap_239.txt
# Using the MCAP CLI https://github.com/foxglove/mcap/tree/main/go/cli/mcap $ mcap compress fast.mcap -o compressed.mcap # Using `ros2 bag convert` $ cat << EOF > convert.yaml output_bags: - uri: compressed storage_id: mcap storage_preset_profile: zstd_small EOF ...
ros_convert/717_16.txt
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ros_convert/rosbag2storagemcap_386.txt
## 0.3.0 (2022-09-09)
ros_convert/rosbag2storagemcap_30.txt
rosbag2_storage_mcap is available as part of the [ current ROS 2 distributions ](https://docs.ros.org/en/rolling/Releases.html) . On Ubuntu, after following the [ ROS 2 installation instructions ](https://docs.ros.org/en/humble/Installation.html) , you can use:
ros_convert/rosbag2storagemcap1_92.txt
[ CPPLINT.cfg ](/ros-tooling/rosbag2_storage_mcap/blob/main/CPPLINT.cfg "CPPLINT.cfg")
ros_convert/rosbag2storagemcap_166.txt
Configures the MCAP writer to use chunk compression with [ zstd ](http://facebook.github.io/zstd/) . Chunk compression yields file sizes comparable to bags compressed with file-level compression, but allows tools to efficiently read messages without decompressing the entire bag. This preset uses the lowest compression ...
ros_convert/deserializingmultipl_13.txt
* [ bag ](/questions/scope:all/sort:activity-desc/tags:bag/page:1/)
ros_convert/717_350.txt
None yet
ros_convert/rosbag2storagemcap_114.txt
### Services
ros_convert/rosbag2storagemcap_105.txt
_Not currently indexed._
ros_convert/rosbag2storagemcap1_136.txt
Configures the MCAP writer to write 4MB chunks, compressed with zstd using its highest compression ratio. This produces very small bags, but can be resource- intensive to write. This preset also calculates chunk CRCs, which allow a reader to determine if a chunk is corrupted. This preset is useful when using ` ros2 bag...
ros_convert/rosbag2storagemcap1_169.txt
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ros_convert/rosbag2storagemcap_319.txt
## 0.1.7 (2022-08-15)
ros_convert/rosbag2storagemcap_150.txt
### Writer Configuration
ros_convert/717_239.txt
But instead of writing that, even - I think I'd prefer to find a more generic way that we could version schemas and translate between them. This would be useful for both ` BagMetadata ` and ` SerializedBagMessage ` schemas (which are the schemas of the 2 tables you're trying to think about here). There are tools for th...
ros_convert/717_30.txt
# Saved searches
ros_convert/rosbag2storagemcap_247.txt
Configures the MCAP writer to write 4MB chunks, compressed with zstd using its highest compression ratio. This produces very small bags, but can be resource- intensive to write. This preset also calculates chunk CRCs, which allow a reader to determine if a chunk is corrupted. This preset is useful when using ` ros2 bag...
ros_convert/717_194.txt
Collaborator
ros_convert/rosbag2storagemcap1_93.txt
###
ros_convert/rosbag2storagemcap_120.txt
Failed to get question list, you can ticket an issue [ here ](https://github.com/ros-infrastructure/rosindex/issues/new)
ros_convert/717_340.txt
###
ros_convert/rosbag2storagemcap_407.txt
### Source Tutorials
ros_convert/rosbag2storagemcap1_70.txt
[ .github/ workflows ](/ros- tooling/rosbag2_storage_mcap/tree/main/.github/workflows "This path skips through empty directories")
ros_convert/deserializingmultipl_84.txt
[ ![ gravatar image]() ]() [ ]() ( 2024-04-17 19:33:13 -0500 ) edit
ros_convert/rosbag2storagemcap1_154.txt
[ Custom properties ](/ros-tooling/rosbag2_storage_mcap/custom-properties)
ros_convert/717_333.txt
[ ![@emersonknapp](https://avatars.githubusercontent.com/u/537409?s=40&u=df10fea87305edde062008566721a9968483fa56&v=4) ](/emersonknapp) [ emersonknapp ](/emersonknapp) mentioned this issue Jul 30, 2021
ros_convert/rosbag2storagemcap_337.txt
_Not currently indexed._
ros_convert/ros2_13.txt
* [ Foxglove ](https://foxglove.dev/) Copyright © [ Foxglove ](https://foxglove.dev)
ros_convert/rosbag2storagemcap_272.txt
### Plugins
ros_convert/rosbag2storagemcap_195.txt
### Recent questions tagged ` rosbag2_storage_mcap ` at **[ Robotics Stack Exchange ](https://robotics.stackexchange.com/) **
ros_convert/rosbag2storagemcap_154.txt
### Storage Preset Profiles
ros_convert/717_305.txt
[ ![@danthony06](https://avatars.githubusercontent.com/u/4430620?s=80&v=4) ](/danthony06)
ros_convert/rosbag2storagemcap1_66.txt
[ 86 Commits ](/ros-tooling/rosbag2_storage_mcap/commits/main/)
ros_convert/deserializingmultipl_32.txt
I am able to deserialize data from the bag if there is one topic **only** , but I'm not sure how to deserialize multiple topics.
ros_convert/rosbag2storagemcap_253.txt
# Changelog for package rosbag2_storage_mcap
ros_convert/deserializingmultipl_63.txt
1 follower
ros_convert/717_346.txt
No one assigned
ros_convert/717_92.txt
Thanks for opening this ticket! We've been having this exact conversation on [ #709 ](https://github.com/ros2/rosbag2/pull/709) --- All reactions
ros_convert/717_45.txt
New issue
ros_convert/717_253.txt
> If I'm understanding the previous comment, are you saying we should not have > the expectation to play a bag file recorded in a newer version of ROS when > using an older version?
ros_convert/717_240.txt
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ros_convert/717_23.txt
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ros_convert/rosbag2storagemcap_325.txt
## 0.1.4 (2022-04-21)
ros_convert/rosbag2storagemcap_47.txt
# Using the MCAP CLI https://github.com/foxglove/mcap/tree/main/go/cli/mcap $ mcap compress fast.mcap -o compressed.mcap # Using `ros2 bag convert` $ cat << EOF > convert.yaml output_bags: - uri: compressed storage_id: mcap storage_preset_profile: zstd_small EOF ...
ros_convert/rosbag2storagemcap1_40.txt
This repository has been archived by the owner on Nov 30, 2022. It is now read-only.
ros_convert/rosbag2storagemcap_409.txt
### Package Dependencies
ros_convert/rosbag2storagemcap_94.txt
* fix: minor issues ( [ #31 ](https://github.com/wep21/rosbag2_storage_mcap/issues/31) ) * remove unnecessary block * use target_link_libraries instead of ament_target_dependencies * remove ros environment * add prefix to compile definition * Update email address for Foxglove maintainers ( [ #3...
ros_convert/717_290.txt
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ros_convert/717_53.txt
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ros_convert/rosbag2storagemcap_246.txt
#### ` zstd_small `
ros_convert/rosbag2storagemcap_12.txt
* Overview * 0 Assets * 14 Dependencies * 0 Tutorials * 0 Q & A
ros_convert/717_263.txt
[ ![@danthony06](https://avatars.githubusercontent.com/u/4430620?s=80&v=4) ](/danthony06)
ros_convert/deserializingmultipl_72.txt
[ ROS1 vs ROS2 serialization ](/question/371866/ros1-vs-ros2-serialization/)
ros_convert/717_14.txt
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ros_convert/rosbag2storagemcap_56.txt
Equivalent to this storage configuration:
ros_convert/717_83.txt
## Testing Notes / Suggestions
ros_convert/rosbag2storagemcap_408.txt
_Not currently indexed._
ros_convert/rosbag2storagemcap1_102.txt
[ README.md ](/ros-tooling/rosbag2_storage_mcap/blob/main/README.md "README.md")
ros_convert/deserializingmultipl_24.txt
I've recorded data with ` ros2 bag ` as explained in [ the ROS2 tutorial ](https://index.ros.org/doc/ros2/Tutorials/Ros2bag/Recording-And-Playing-Back- Data/) from the ` turtlesim ` package.
ros_convert/rosbag2storagemcap_387.txt
* Store IDL message definitions in Schema records when no MSG definition is available ( [ #43 ](https://github.com/ros-tooling/rosbag2_storage_mcap/issues/43) ) * Contributors: James Smith
ros_convert/717_52.txt
Sign up for GitHub
ros_convert/deserializingmultipl_21.txt
[ ![Aghiad Haloul gravatar image](/m/default/media/images/nophoto.png?v=28) ](/users/67878/aghiad-haloul/)
ros_convert/717_206.txt
**[ jhdcs ](/jhdcs) ** commented Apr 7, 2021