#549: GLX 1.2 bugged with Histogram video effect
-----------------------------------+----------------------------------------
Reporter:  klark.cre...@…          |       Owner:  cinele...@…            
    Type:  defect                  |      Status:  new                    
Priority:  normal                  |   Component:  Effects/Transitions    
 Version:  2.1                     |    Severity:  normal                 
Keywords:  glx histogram           |  
-----------------------------------+----------------------------------------

Comment(by j...@…):

 I pasted the glxinfo here so that it persists:

 {{{
 name of display: :0.0
 display: :0  screen: 0
 direct rendering: Yes
 server glx vendor string: SGI
 server glx version string: 1.2
 server glx extensions:
     GLX_ARB_multisample, GLX_EXT_import_context,
 GLX_EXT_texture_from_pixmap,
     GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer,
     GLX_OML_swap_method, GLX_SGI_make_current_read, GLX_SGI_swap_control,
     GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_visual_select_group
 client glx vendor string: SGI
 client glx version string: 1.4
 client glx extensions:
     GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
     GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_allocate_memory,
     GLX_MESA_copy_sub_buffer, GLX_MESA_swap_control,
     GLX_MESA_swap_frame_usage, GLX_OML_swap_method, GLX_OML_sync_control,
     GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
     GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_pbuffer,
     GLX_SGIX_visual_select_group, GLX_EXT_texture_from_pixmap
 GLX version: 1.2
 GLX extensions:
     GLX_ARB_get_proc_address, GLX_ARB_multisample, GLX_EXT_import_context,
     GLX_EXT_visual_info, GLX_EXT_visual_rating, GLX_MESA_copy_sub_buffer,
     GLX_MESA_swap_control, GLX_MESA_swap_frame_usage, GLX_OML_swap_method,
     GLX_SGI_make_current_read, GLX_SGI_swap_control, GLX_SGI_video_sync,
     GLX_SGIS_multisample, GLX_SGIX_fbconfig, GLX_SGIX_visual_select_group
 OpenGL vendor string: DRI R300 Project
 OpenGL renderer string: Mesa DRI R300 (RV560 7280) 20090101
 x86/MMX+/3DNow!+/SSE2 TCL
 OpenGL version string: 1.5 Mesa 7.6
 OpenGL extensions:
     GL_ARB_depth_texture, GL_ARB_draw_buffers, GL_ARB_fragment_program,
     GL_ARB_imaging, GL_ARB_multisample, GL_ARB_multitexture,
     GL_ARB_occlusion_query, GL_ARB_point_parameters, GL_ARB_shadow,
     GL_ARB_shadow_ambient, GL_ARB_texture_border_clamp,
     GL_ARB_texture_compression, GL_ARB_texture_cube_map,
     GL_ARB_texture_env_add, GL_ARB_texture_env_combine,
     GL_ARB_texture_env_crossbar, GL_ARB_texture_env_dot3,
     GL_MESAX_texture_float, GL_ARB_texture_mirrored_repeat,
     GL_ARB_texture_rectangle, GL_ARB_transpose_matrix,
     GL_ARB_vertex_array_bgra, GL_ARB_vertex_buffer_object,
     GL_ARB_vertex_program, GL_ARB_window_pos, GL_EXT_abgr, GL_EXT_bgra,
     GL_EXT_blend_color, GL_EXT_blend_equation_separate,
     GL_EXT_blend_func_separate, GL_EXT_blend_logic_op,
 GL_EXT_blend_minmax,
     GL_EXT_blend_subtract, GL_EXT_compiled_vertex_array,
 GL_EXT_convolution,
     GL_EXT_copy_texture, GL_EXT_draw_range_elements, GL_EXT_fog_coord,
     GL_EXT_gpu_program_parameters, GL_EXT_histogram,
 GL_EXT_multi_draw_arrays,
     GL_EXT_packed_depth_stencil, GL_EXT_packed_pixels,
     GL_EXT_point_parameters, GL_EXT_polygon_offset, GL_EXT_rescale_normal,
     GL_EXT_secondary_color, GL_EXT_separate_specular_color,
     GL_EXT_shadow_funcs, GL_EXT_stencil_two_side, GL_EXT_stencil_wrap,
     GL_EXT_subtexture, GL_EXT_texture, GL_EXT_texture3D,
     GL_EXT_texture_edge_clamp, GL_EXT_texture_env_add,
     GL_EXT_texture_env_combine, GL_EXT_texture_env_dot3,
     GL_EXT_texture_filter_anisotropic, GL_EXT_texture_lod_bias,
     GL_EXT_texture_mirror_clamp, GL_EXT_texture_object,
     GL_EXT_texture_rectangle, GL_EXT_texture_sRGB, GL_EXT_vertex_array,
     GL_EXT_vertex_array_bgra, GL_APPLE_packed_pixels,
     GL_ATI_blend_equation_separate, GL_ATI_texture_env_combine3,
     GL_ATI_texture_mirror_once, GL_ATI_separate_stencil,
     GL_IBM_multimode_draw_arrays, GL_IBM_rasterpos_clip,
     GL_IBM_texture_mirrored_repeat, GL_INGR_blend_func_separate,
     GL_MESA_pack_invert, GL_MESA_ycbcr_texture, GL_MESA_window_pos,
     GL_NV_blend_square, GL_NV_light_max_exponent, GL_NV_texture_rectangle,
     GL_NV_texgen_reflection, GL_NV_vertex_program, GL_OES_read_format,
     GL_SGI_color_matrix, GL_SGI_color_table, GL_SGIS_generate_mipmap,
     GL_SGIS_texture_border_clamp, GL_SGIS_texture_edge_clamp,
     GL_SGIS_texture_lod, GL_SUN_multi_draw_arrays

 8 GLX Visuals
    visual  x  bf lv rg d st colorbuffer ax dp st accumbuffer  ms  cav
  id dep cl sp sz l  ci b ro  r  g  b  a bf th cl  r  g  b  a ns b eat
 ----------------------------------------------------------------------
 0x21 24 tc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x22 24 dc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x6c 24 tc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x6d 24 tc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x6e 24 dc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x6f 24 dc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x70 24 dc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x63 32 tc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 Ncon

 8 GLXFBConfigs:
    visual  x  bf lv rg d st colorbuffer ax dp st accumbuffer  ms  cav
  id dep cl sp sz l  ci b ro  r  g  b  a bf th cl  r  g  b  a ns b eat
 ----------------------------------------------------------------------
 0x64  0 tc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x65  0 tc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x66  0 tc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x67  0 tc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x68  0 dc  0 32  0 r  .  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x69  0 dc  0 32  0 r  .  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 0x6a  0 dc  0 32  0 r  y  .  8  8  8  8  0 24  8  0  0  0  0  0 0 None
 0x6b  0 dc  0 32  0 r  y  .  8  8  8  8  0 24  8 16 16 16 16  0 0 Slow
 }}}

-- 
Ticket URL: <http://bugs.cinelerra.org/ticket/549#comment:2>
CinelerraCV <http://bugs.cinelerra.org>
My example project

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