indigo
0538dd3243
- TimelinePanel: Playblast button opens modal with output dir (native folder picker via IFileOpenDialog), custom resolution (HD/FHD/4K presets), frame range, and movie export toggle - UsdSceneRenderer: CaptureFrame() reads pixels from resolved MSAA FBO; Render() stores last dimensions for off-screen re-render at capture res - MovieEncoder: streams RGBA frames directly into MP4 using libavcodec/ libswscale (H.264, tries libx264 → nvenc → qsv → amf → openh264) - Application: CapturePlayblastFrame() re-renders at capture resolution each frame; opens/writes/closes MovieEncoder inline with the render loop - FileDialog: BrowseFolder() using Vista-style IFileOpenDialog (COM) - CMake: FindFFmpeg.cmake locates prebuilt BtbN GPL shared package in third_party/ffmpeg; links and copies DLLs for main and test targets Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
65 lines
2.2 KiB
CMake
65 lines
2.2 KiB
CMake
# FindFFmpeg.cmake
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# Locates the prebuilt FFmpeg dev package in third_party/ffmpeg.
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# Sets up IMPORTED targets: FFmpeg::avcodec FFmpeg::avformat
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# FFmpeg::avutil FFmpeg::swscale
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# and an umbrella: FFmpeg::FFmpeg
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set(FFMPEG_ROOT "${CMAKE_SOURCE_DIR}/third_party/ffmpeg"
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CACHE PATH "FFmpeg install root (contains bin/ include/ lib/)")
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set(FFmpeg_FOUND TRUE)
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foreach(_comp avcodec avformat avutil swscale)
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# Import library (.lib) — required for MSVC linking
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find_library(FFmpeg_${_comp}_LIB
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NAMES ${_comp}
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PATHS "${FFMPEG_ROOT}/lib"
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NO_DEFAULT_PATH
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)
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# Runtime DLL — name includes a version suffix, e.g. avcodec-62.dll
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file(GLOB _dlls "${FFMPEG_ROOT}/bin/${_comp}-*.dll")
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if(_dlls)
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list(GET _dlls 0 FFmpeg_${_comp}_DLL)
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else()
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set(FFmpeg_${_comp}_DLL "")
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endif()
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if(NOT FFmpeg_${_comp}_LIB)
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set(FFmpeg_FOUND FALSE)
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message(STATUS "FFmpeg: ${_comp}.lib NOT found in ${FFMPEG_ROOT}/lib")
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continue()
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endif()
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if(NOT FFmpeg_${_comp}_DLL)
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set(FFmpeg_FOUND FALSE)
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message(STATUS "FFmpeg: ${_comp}-*.dll NOT found in ${FFMPEG_ROOT}/bin")
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continue()
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endif()
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add_library(FFmpeg::${_comp} SHARED IMPORTED)
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set_target_properties(FFmpeg::${_comp} PROPERTIES
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IMPORTED_IMPLIB "${FFmpeg_${_comp}_LIB}"
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IMPORTED_LOCATION "${FFmpeg_${_comp}_DLL}"
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INTERFACE_INCLUDE_DIRECTORIES "${FFMPEG_ROOT}/include"
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)
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message(STATUS "FFmpeg: ${_comp} -> ${FFmpeg_${_comp}_LIB}")
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endforeach()
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if(FFmpeg_FOUND)
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# Umbrella target so callers can just link FFmpeg::FFmpeg
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if(NOT TARGET FFmpeg::FFmpeg)
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add_library(FFmpeg::FFmpeg INTERFACE IMPORTED)
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set_target_properties(FFmpeg::FFmpeg PROPERTIES
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INTERFACE_LINK_LIBRARIES
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"FFmpeg::avcodec;FFmpeg::avformat;FFmpeg::avutil;FFmpeg::swscale"
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INTERFACE_INCLUDE_DIRECTORIES
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"${FFMPEG_ROOT}/include"
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)
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(FFmpeg
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REQUIRED_VARS FFmpeg_avcodec_LIB FFmpeg_avformat_LIB
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FFmpeg_avutil_LIB FFmpeg_swscale_LIB)
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