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Question

glReadPixels always returns a black image

score 1124 · Answer 1 · 2016-12-23 02:46:36

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1124

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glReadPixels always returns a black image

1.1k views Asked by Jean-Milost Reymond At 23 December 2016 at 02:46

score 751 · Answer 2 · 2016-12-31 00:41:23

glReadPixels returns more data than expected

751 views Asked by Learning from masters At 31 December 2016 at 00:41

score 2605 · Answer 3 · 2013-12-17 09:40:06

glReadPixels save to BMP - Color Dirstortion

2.6k views Asked by Porter Chen At 17 December 2013 at 09:40

score 3634 · Answer 4 · 2013-12-16 01:23:00

GLSURFACEVIEW SAVE to PNG - ERROR glReadPixels

3.6k views Asked by user1540142 At 16 December 2013 at 01:23

score 1295 · Answer 5 · 2013-08-29 11:06:31

How to save picture (applied glsl effects) captured by camera in Android?

1.2k views Asked by Justin At 29 August 2013 at 11:06

score 1033 · Answer 6 · 2013-09-06 02:25:41

How to save large texture (efficiently) by OpenGL ES 2.0 in Android

1k views Asked by Justin At 06 September 2013 at 02:25

score 2088 · Answer 7 · 2013-09-06 15:10:15

glReadPixels when using PBuffers is failing in some android devices

2k views Asked by Perraco At 06 September 2013 at 15:10

score 404 · Answer 8 · 2013-09-05 19:00:02

Modify an existing opengl application to render to a PBO (and from there to a file)?

404 views Asked by cloudraven At 05 September 2013 at 19:00

score 3197 · Answer 9 · 2013-09-10 08:21:14

Performance boost for glReadPixels in Android by OpenGL ES 3.0

3.1k views Asked by Justin At 10 September 2013 at 08:21

score 1510 · Answer 10 · 2013-09-13 05:30:54

OpenGL ES2.0 glReadPixels() is very slow

1.5k views Asked by John At 13 September 2013 at 05:30

TechQA.

List Question

glReadPixels always returns a black image

glReadPixels returns more data than expected

glReadPixels save to BMP - Color Dirstortion

GLSURFACEVIEW SAVE to PNG - ERROR glReadPixels

How to save picture (applied glsl effects) captured by camera in Android?

How to save large texture (efficiently) by OpenGL ES 2.0 in Android

glReadPixels when using PBuffers is failing in some android devices

Modify an existing opengl application to render to a PBO (and from there to a file)?

Performance boost for glReadPixels in Android by OpenGL ES 3.0

OpenGL ES2.0 glReadPixels() is very slow

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