Hello!
I try to start darkatble with opencl support, and recieve an error:
leo@leo-305U1A:~$ darktable -d opencl
[opencl_init] opencl related configuration options:
[opencl_init]
[opencl_init] opencl: 1
[opencl_init] opencl_library: ''
[opencl_init] opencl_memory_requirement: 200
[opencl_init] opencl_memory_headroom: 0
[opencl_init] opencl_device_priority: '*/!0,*/*/*'
[opencl_init] opencl_size_roundup: 16
[opencl_init] opencl_async_pixelpipe: 0
[opencl_init] opencl_synch_cache: 0
[opencl_init] opencl_number_event_handles: 25
[opencl_init] opencl_micro_nap: 1000
[opencl_init] opencl_avoid_atomics: 0
[opencl_init] opencl_omit_whitebalance: 0
[opencl_init]
[opencl_init] trying to load opencl library: '<system default>'
[opencl_init] opencl library 'libOpenCL' found on your system and loaded
[opencl_init] found 1 platform
[opencl_init] found 2 devices
[opencl_init] device 0 `Loveland' supports image sizes of 16384 x 16384
[opencl_init] device 0 `Loveland' allows GPU memory allocations of up to 128MB
[opencl_init] device 0: Loveland
GLOBAL_MEM_SIZE: 256MB
MAX_WORK_GROUP_SIZE: 256
MAX_WORK_ITEM_DIMENSIONS: 3
MAX_WORK_ITEM_SIZES: [ 256 256 256 ]
DRIVER_VERSION: 1113.2
DEVICE_VERSION: OpenCL 1.2 AMD-APP (1113.2)
[opencl_init] compiling program `demosaic_ppg.cl' ..
[opencl_fopen_stat] could not open file
`/home/leo/.cache/darktable/cached_kernels_for_Loveland/demosaic_ppg.cl.bin'!
[opencl_load_program] could not load cached binary program, trying to compile
source
[opencl_load_program] successfully loaded program from
`/usr/share/darktable/kernels/demosaic_ppg.cl'
[opencl_build_program] could not build program: -11
[opencl_build_program] BUILD STATUS: -2
BUILD LOG:
"/tmp/OCLprt8xv.cl", line 278: error: floating constant is out of range
float2 p = backtransformf((float2)(x+.5f, y+.5f), r_x, r_y, r_wd, r_ht,
r_scale);
^
"/tmp/OCLprt8xv.cl", line 458: warning: double-precision constant is
represented as single-precision constant because double is not
enabled
float4 px_c = (float4)0.0;
^
"/tmp/OCLprt8xv.cl", line 527: error: floating constant is out of range
color.z = (nt.z + nb.z + 2.0f*color.y - nt.y - nb.y)*.5f;
^
2 errors detected in the compilation of "/tmp/OCLprt8xv.cl".
Frontend phase failed compilation.
[opencl_init] failed to compile program `demosaic_ppg.cl'!
[opencl_init] FINALLY: opencl is NOT AVAILABLE on this system.
[opencl_init] initial status of opencl enabled flag is OFF.
leo@leo-305U1A:~$
I change default values to:
opencl_memory_requirement=200
opencl_memory_headroom=0
Is it possible to run darktable with opencl support?
HW:
AMD E-450 APU with Radeon(tm) HD Graphics [2 units @ 825MHz] HD6320M
RAM 2Gb
Leonid Kurbatov.
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