#10655: scale_vulkan filter failed to generate valid shader
----------------------------------+---------------------------------------
Reporter: Cyryl Ł | Type: defect
Status: new | Priority: normal
Component: avfilter | Version: unspecified
Keywords: vulkan | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
----------------------------------+---------------------------------------
How to reproduce:
{{{
% ffmpeg -f lavfi -i testsrc -t 1 -pix_fmt yuv420p -init_hw_device vulkan
-vf "hwupload=derive_device=vulkan,scale_vulkan=640:480,hwdownload"
out.mp4
ffmpeg version git-2023-11-11-fa81de4 Copyright (c) 2000-2023 the FFmpeg
developers
built with gcc 13 (Ubuntu 13.2.0-4ubuntu3)
configuration: --disable-doc --enable-libx264 --enable-libx265 --enable-
gpl --enable-libmp3lame --enable-libfdk-aac --enable-cuda-nvcc --enable-
nvdec --enable-nvenc --enable-cuvid --enable-nonfree --enable-libnpp
--enable-libglslang --disable-optimizations --disable-stripping --enable-
debug
libavutil 58. 32.100 / 58. 32.100
libavcodec 60. 33.100 / 60. 33.100
libavformat 60. 17.100 / 60. 17.100
libavdevice 60. 4.100 / 60. 4.100
libavfilter 9. 13.100 / 9. 13.100
libswscale 7. 6.100 / 7. 6.100
libswresample 4. 13.100 / 4. 13.100
libpostproc 57. 4.100 / 57. 4.100
Input #0, lavfi, from 'testsrc':
Duration: N/A, start: 0.000000, bitrate: N/A
Stream #0:0: Video: wrapped_avframe, rgb24, 320x240 [SAR 1:1 DAR 4:3],
25 fps, 25 tbr, 25 tbn
File 'out.mp4' already exists. Overwrite? [y/N] y
Stream mapping:
Stream #0:0 -> #0:0 (wrapped_avframe (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[Parsed_scale_vulkan_1 @ 0x558baed49fc0] Shader scale_compute:
1 #version 460
2 #define IS_WITHIN(v1, v2) ((v1.x < v2.x) && (v1.y < v2.y))
3
4 #extension GL_EXT_buffer_reference : require
5 #extension GL_EXT_buffer_reference2 : require
6 layout (local_size_x = 32, local_size_y = 32, local_size_z = 1)
in;
7
8 layout(push_constant, std430) uniform pushConstants {
9 mat4 yuv_matrix;
10 };
11
12 layout (set = 0, binding = 0) uniform sampler2D input_img[3];
13 layout (set = 0, binding = 1, rgba8) uniform writeonly image2D
output_img[3];
14
15
16 vec4 scale_bilinear(int idx, ivec2 pos, vec2 crop_range, vec2
crop_off)
17 {
18 vec2 npos = (vec2(pos) + 0.5f) / imageSize(output_img[idx]);
19 npos *= crop_range;
20 npos += crop_off;
21 return texture(input_img[idx], npos);
22 }
23
24
25 void write_420(vec4 src, ivec2 pos)
26 {
27 imageStore(output_img[0], pos, vec4(src.r, 0.0, 0.0, 0.0));
28 pos /= ivec2(2);
29 imageStore(output_img[1], pos, vec4(src.g, 0.0, 0.0, 0.0));
30 imageStore(output_img[2], pos, vec4(src.b, 0.0, 0.0, 0.0));
31 }
32
33 void main()
34 {
35 ivec2 size;
36 ivec2 pos = ivec2(gl_GlobalInvocationID.xy);
37 vec2 in_d = vec2(320, 240);
38 vec2 c_r = vec2(320, 240) / in_d;
39 vec2 c_o = vec2(0, 0) / in_d;
40
41 size = imageSize(output_img[0]);
42 if (IS_WITHIN(pos, size)) {
43 vec4 res = scale_bilinear(0, pos, c_r, c_o);
44 imageStore(output_img[0], pos, res);
45 }
46 size = imageSize(output_img[1]);
47 if (IS_WITHIN(pos, size)) {
48 vec4 res = scale_bilinear(1, pos, c_r, c_o);
49 imageStore(output_img[1], pos, res);
50 }
51 size = imageSize(output_img[2]);
52 if (IS_WITHIN(pos, size)) {
53 vec4 res = scale_bilinear(2, pos, c_r, c_o);
54 imageStore(output_img[2], pos, res);
55 }
56 size = imageSize(output_img[3]);
57 if (IS_WITHIN(pos, size)) {
58 vec4 res = scale_bilinear(3, pos, c_r, c_o);
59 imageStore(output_img[3], pos, res);
60 }
61 size = imageSize(output_img[4]);
62 if (IS_WITHIN(pos, size)) {
63 vec4 res = scale_bilinear(4, pos, c_r, c_o);
64 imageStore(output_img[4], pos, res);
65 }
66 size = imageSize(output_img[5]);
67 if (IS_WITHIN(pos, size)) {
68 vec4 res = scale_bilinear(5, pos, c_r, c_o);
69 imageStore(output_img[5], pos, res);
70 }
71 size = imageSize(output_img[6]);
72 if (IS_WITHIN(pos, size)) {
73 vec4 res = scale_bilinear(6, pos, c_r, c_o);
74 imageStore(output_img[6], pos, res);
75 }
76 }
[Parsed_scale_vulkan_1 @ 0x558baed49fc0] Unable to parse shader: ERROR:
0:56: '[' : array index out of range '3'
ERROR: 0:56: '' : compilation terminated
ERROR: 2 compilation errors. No code generated.
()!
[vf#0:0 @ 0x558baed49b00] Error while filtering: Invalid argument
Failed to inject frame into filter network: Invalid argument
Error while filtering: Invalid argument
}}}
{{{
% vulkaninfo --summary
'DISPLAY' environment variable not set... skipping surface info
error: XDG_RUNTIME_DIR is invalid or not set in the environment.
==========
VULKANINFO
==========
Vulkan Instance Version: 1.3.268
Instance Extensions: count = 21
-------------------------------
VK_EXT_acquire_drm_display : extension revision 1
VK_EXT_acquire_xlib_display : extension revision 1
VK_EXT_debug_report : extension revision 10
VK_EXT_debug_utils : extension revision 2
VK_EXT_direct_mode_display : extension revision 1
VK_EXT_display_surface_counter : extension revision 1
VK_KHR_device_group_creation : extension revision 1
VK_KHR_display : extension revision 23
VK_KHR_external_fence_capabilities : extension revision 1
VK_KHR_external_memory_capabilities : extension revision 1
VK_KHR_external_semaphore_capabilities : extension revision 1
VK_KHR_get_display_properties2 : extension revision 1
VK_KHR_get_physical_device_properties2 : extension revision 2
VK_KHR_get_surface_capabilities2 : extension revision 1
VK_KHR_portability_enumeration : extension revision 1
VK_KHR_surface : extension revision 25
VK_KHR_surface_protected_capabilities : extension revision 1
VK_KHR_wayland_surface : extension revision 6
VK_KHR_xcb_surface : extension revision 6
VK_KHR_xlib_surface : extension revision 6
VK_LUNARG_direct_driver_loading : extension revision 1
Instance Layers: count = 1
--------------------------
VK_LAYER_NV_optimus NVIDIA Optimus layer 1.3.242 version 1
Devices:
========
GPU0:
apiVersion = 1.3.242
driverVersion = 535.129.3.0
vendorID = 0x10de
deviceID = 0x1f11
deviceType = PHYSICAL_DEVICE_TYPE_DISCRETE_GPU
deviceName = NVIDIA GeForce RTX 2060
driverID = DRIVER_ID_NVIDIA_PROPRIETARY
driverName = NVIDIA
driverInfo = 535.129.03
conformanceVersion = 1.3.5.0
deviceUUID = 4eb9d46b-89f0-71ff-5646-fedaa9f1540b
driverUUID = 94b0ae56-adb8-502a-bb00-b4e608864495
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/10655>
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