Aras Pranckevicius aras_p
Aras Pranckevicius pushed to main at blender/blender-test-data 2024-11-13 13:59:49 +01:00
49f9c77734 VSE: add render test coverage for ffmpeg movie decoding
Aras Pranckevicius commented on issue blender/blender#111703 2024-11-12 19:21:59 +01:00
VSE: Banding and color shift when decoding some videos (mostly in dark areas)

I encounter the same issue. Imported MP4 is more saturated and appear color banding. Seems to be FFMpeg problem

@YuWong can you share the MP4 file that causes these problems

Aras Pranckevicius commented on issue blender/blender#111703 2024-11-12 19:19:35 +01:00
VSE: Banding and color shift when decoding some videos (mostly in dark areas)

Blender's viewport and renders to PNG present a different image to the original video file, introducing 'banding' (aka. pixel regions) and a slight color shift. Strange enough, the same…

Aras Pranckevicius commented on pull request blender/blender#130021 2024-11-12 18:52:05 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players

Tested PR now. The colors are correct in ffplay, but importing rendered movie back to VSE causes color shift. I suspect, that we also need to correct Rec.601 assumed colorspace when converting…

Aras Pranckevicius commented on pull request blender/blender#130021 2024-11-11 19:40:27 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players

I think I have a theory why decoding videos that explicitly have colorspace metadata goes wrong (and that's not a new issue; seemingly has been that way forever -- will also add test coverage).…

Aras Pranckevicius commented on pull request blender/blender#130021 2024-11-11 12:04:52 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players

What I am trying to understand figure out are a couple of things:

  • What are the implications for someone who replaces the default config with, say, ACES. I don't think this situation is…
Aras Pranckevicius pushed to ffmpeg-color-metadata at aras_p/blender 2024-11-10 17:45:41 +01:00
ad182f1d57 Merge branch 'main' into ffmpeg-color-metadata
e9252f206b GPU: Comment out test not compatible with metal backend
e79f12cf43 Fix: GPU: Broken static shader tests
8260e3aa81 GPU: Simplify framebuffer tests
079ccd87c5 Cleanup: GPv3: Remove unnecessary check
Compare 57 commits »
Aras Pranckevicius commented on pull request blender/blender#130021 2024-11-10 17:44:23 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players

@iss I think now I have it working correctly.

Aras Pranckevicius pushed to ffmpeg-color-metadata at aras_p/blender 2024-11-10 17:31:51 +01:00
f411efc93a ffmpeg also needs to set BT.709 coefficients for RGB->YUV conversion
59a7ea99ea Fix #60947: ffmpeg video colors shifted/banded in some players
4a9d53f9f3 Merge branch 'blender-v4.3-release'
b86ed45fcb Fix unreported: Vulkan: Empty device list
b2e1677b36 Fix: Vulkan: Incorrect depth on ARM devices
Compare 119 commits »
Aras Pranckevicius commented on pull request blender/blender#130021 2024-11-10 16:37:34 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players

I was just checking this out, and I did specify these parameters to AVCodecParameters instead of AVCodecContext. I did not expect these to be at multiple places at once. Not sure why, since…

Aras Pranckevicius created pull request blender/blender#130021 2024-11-08 11:02:45 +01:00
Fix #60947: ffmpeg video colors shifted/banded in some players
Aras Pranckevicius created branch ffmpeg-color-metadata in aras_p/blender 2024-11-08 11:00:33 +01:00
Aras Pranckevicius pushed to ffmpeg-color-metadata at aras_p/blender 2024-11-08 11:00:33 +01:00
a10f87583d Fix #60947: ffmpeg video colors shifted/banded in some players
e0551e2826 Merge branch 'blender-v4.3-release'
3d457fa5d4 Fix #129876: VSE playhead text wrongly gets outline while playing
273bccb108 Cleanup: remove unused arguments, quiet unused assignment warning
0d4ce60772 Cleanup: Various changes in curves selection code
Compare 10 commits »
Aras Pranckevicius pushed to main at blender/blender 2024-11-06 12:17:18 +01:00
e0551e2826 Merge branch 'blender-v4.3-release'
3d457fa5d4 Fix #129876: VSE playhead text wrongly gets outline while playing
Compare 2 commits »
Aras Pranckevicius deleted branch blender-v4.3-release from aras_p/blender 2024-11-06 12:15:56 +01:00
Aras Pranckevicius closed issue blender/blender#129876 2024-11-06 12:15:52 +01:00
Text in playhead gets dropshadow when animation is playing (Only in Video Editing tab)
Aras Pranckevicius pushed to blender-v4.3-release at blender/blender 2024-11-06 12:15:49 +01:00
3d457fa5d4 Fix #129876: VSE playhead text wrongly gets outline while playing
Aras Pranckevicius merged pull request blender/blender#129906 2024-11-06 12:15:48 +01:00
Fix #129876: VSE playhead text wrongly gets outline while playing