Re: [FFmpeg-devel] [PATCH v2 0/8] ddagrab source filter, lavfi.c wrapped_avframe and dependent changes

[Mark Himsley <mark.himsley@gmail.com>]

On Sun, 17 Jul 2022 at 12:37, Timo Rothenpieler <timo@rothenpieler.org> wrote:
>
> I will push this series tonight, in about 8 hours from now.
> Last chance to delay this by reviewing or raising related concerns.

Just FYI - this broke my nightly automated builds - which
cross-compile on Linux for Windows.

x86_64-w64-mingw32-gcc -I. -I./ --static -static -static-libstdc++
-static-libgcc -DPTW32_STATIC_LIB -D_WIN32_WINNT=0x0600
-I/opt/ffbuild/include -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64
-D_LARGEFILE_SOURCE -U__STRICT_ANSI__ -D__USE_MINGW_ANSI_STDIO=1
-D__printf__=__gnu_printf__ -D_POSIX_C_SOURCE=200112
-D_XOPEN_SOURCE=600 -DPIC -DOPJ_STATIC -DZLIB_CONST -DHAVE_AV_CONFIG_H
-DBUILDING_avfilter --static -static -static-libstdc++ -static-libgcc
-DPTW32_STATIC_LIB -D_WIN32_WINNT=0x0600 -I/opt/ffbuild/include
--static -static -static-libstdc++ -static-libgcc -DPTW32_STATIC_LIB
-D_WIN32_WINNT=0x0600 -std=c11 -fomit-frame-pointer -pthread
-I/opt/ffbuild/include -I/opt/ffbuild/include -I/opt/ffbuild/include
-I/opt/ffbuild/include/freetype2 -I/opt/ffbuild/include
-I/opt/ffbuild/include/libpng14 -I/opt/ffbuild/include/openjpeg-2.4
-I/opt/ffbuild/include/opus -I/opt/ffbuild/include/opus
-I/opt/ffbuild/include -I/opt/ffbuild/include
-I/opt/ffbuild/include/srt -I/opt/ffbuild/include
-I/opt/ffbuild/include -I/opt/ffbuild/include -I/opt/ffbuild/include
-I/opt/ffbuild/include -I/opt/ffbuild/include -I/opt/ffbuild/include
-I/opt/ffbuild/include -I/opt/ffbuild/include -I/opt/ffbuild/include
-DLIBXML_STATIC -I/opt/ffbuild/include/libxml2 -I/opt/ffbuild/include
-g -Wdeclaration-after-statement -Wall -Wdisabled-optimization
-Wpointer-arith -Wredundant-decls -Wwrite-strings -Wtype-limits
-Wundef -Wmissing-prototypes -Wstrict-prototypes -Wempty-body
-Wno-parentheses -Wno-switch -Wno-format-zero-length -Wno-pointer-sign
-Wno-unused-const-variable -Wno-bool-operation -Wno-char-subscripts
-O3 -fno-math-errno -fno-signed-zeros -fno-tree-vectorize
-Werror=format-security -Werror=implicit-function-declaration
-Werror=missing-prototypes -Werror=return-type -Werror=vla -Wformat
-fdiagnostics-color=auto -Wno-maybe-uninitialized   -MMD -MF
libavfilter/vsrc_ddagrab.d -MT libavfilter/vsrc_ddagrab.o -c -o
libavfilter/vsrc_ddagrab.o libavfilter/vsrc_ddagrab.c
 libavfilter/vsrc_ddagrab.c: In function 'init_dxgi_dda':
libavfilter/vsrc_ddagrab.c:157:36: error: expected declaration
specifiers or '...' before '*' token
  157 |     typedef DPI_AWARENESS_CONTEXT
(*set_thread_dpi_t)(DPI_AWARENESS_CONTEXT);
      |                                    ^
 libavfilter/vsrc_ddagrab.c:158:5: error: unknown type name 'set_thread_dpi_t'
  158 |     set_thread_dpi_t set_thread_dpi;
      |     ^~~~~~~~~~~~~~~~
 libavfilter/vsrc_ddagrab.c:200:23: error: 'set_thread_dpi_t'
undeclared (first use in this function); did you mean
'set_thread_dpi'?
  200 |     set_thread_dpi = (set_thread_dpi_t)dlsym(user32_module,
"SetThreadDpiAwarenessContext");
      |                       ^~~~~~~~~~~~~~~~
      |                       set_thread_dpi
libavfilter/vsrc_ddagrab.c:200:23: note: each undeclared identifier is
reported only once for each function it appears in
libavfilter/vsrc_ddagrab.c:200:40: error: expected ';' before 'GetProcAddress'
  200 |     set_thread_dpi = (set_thread_dpi_t)dlsym(user32_module,
"SetThreadDpiAwarenessContext");
      |                                        ^
      |                                        ;
 libavfilter/vsrc_ddagrab.c:206:9: error: unknown type name
'DPI_AWARENESS_CONTEXT'
  206 |         DPI_AWARENESS_CONTEXT prev_dpi_ctx;
      |         ^~~~~~~~~~~~~~~~~~~~~
 libavfilter/vsrc_ddagrab.c:215:39: error:
'DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2' undeclared (first use in
this function)
  215 |         prev_dpi_ctx =
set_thread_dpi(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
      |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
libavfilter/vsrc_ddagrab.c:215:24: error: called object
'set_thread_dpi' is not a function or function pointer
  215 |         prev_dpi_ctx =
set_thread_dpi(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
      |                        ^~~~~~~~~~~~~~
libavfilter/vsrc_ddagrab.c:158:22: note: declared here
  158 |     set_thread_dpi_t set_thread_dpi;
      |                      ^~~~~~~~~~~~~~
 libavfilter/vsrc_ddagrab.c:229:13: error: called object
'set_thread_dpi' is not a function or function pointer
  229 |             set_thread_dpi(prev_dpi_ctx);
      |             ^~~~~~~~~~~~~~
libavfilter/vsrc_ddagrab.c:158:22: note: declared here
  158 |     set_thread_dpi_t set_thread_dpi;
      |                      ^~~~~~~~~~~~~~
 [0m [91mlibavfilter/vsrc_ddagrab.c:233:24: warning: assignment to
'int' from 'void *' makes integer from pointer without a cast
[-Wint-conversion]
  233 |         set_thread_dpi = NULL;
      |                        ^
libavfilter/vsrc_ddagrab.c:239:24: warning: assignment to 'int' from
'void *' makes integer from pointer without a cast [-Wint-conversion]
  239 |         set_thread_dpi = NULL;
      |                        ^
make: *** [ffbuild/common.mak:81: libavfilter/vsrc_ddagrab.o] Error 1

-- 
Mark Himsley
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