FFmpeg LGPL Decode Bridge

This application uses libraries from the FFmpeg project under the GNU Lesser
General Public License version 2.1 or later. It includes a source-built decode
bridge for selected
legacy and ProRes RAW input decoding. The bridge is built from FFmpeg 8.1.1
source code with GPL and nonfree components disabled.

Project: FFmpeg
Website: https://ffmpeg.org/
Source release: https://ffmpeg.org/releases/ffmpeg-8.1.1.tar.xz
Source SHA-256: b6863adde98898f42602017462871b5f6333e65aec803fdd7a6308639c52edf3
Copyright: FFmpeg project contributors
License: GNU Lesser General Public License version 2.1 or later

Enabled surface in this Bokki Encoder bridge:
- Libraries: avformat, avcodec, avutil, swresample, swscale
- Demuxers: vc1, avi, mov, dv, asf, rm
- Video decoders: vc1, vc1image, y41p, rawvideo, prores_raw, dvvideo, h263, mjpeg, mpeg4, msmpeg4v3, msrle, smc, r10k, r210, rv10, rv20, snow, utvideo, wmv2
- Audio decoders: pcm_s16le, mp3, aac, ac3, wmav2
- Bridge outputs: direct NV12 video frames for even dimensions, BGRA fallback frames for odd dimensions, and swresample-converted packed signed 16-bit PCM audio frames
- Parsers: ac3, vc1, mpeg4video
- Protocol: file

Build policy:
- No FFmpeg command-line executable is bundled.
- No downloaded codec plugin or runtime-downloaded executable is used.
- No --enable-gpl or --enable-nonfree configure flag is used.
- H.265 / HEVC MP4/MOV output remains handled by Bokki Encoder's AVAssetWriter path.
- Supported bridge audio is written by AVAssetWriter as AAC in MP4/MOV, or as
  a supported Apple-native audio output selected for MOV.

The exact configure line, enabled component map, and build reproduction notes
are included with the corresponding-source materials described below.

Corresponding source and relinking materials:
Notices and materials requests: https://bokkiyaw.com/licenses/
To request the complete corresponding FFmpeg source, build scripts, local
changes, and materials needed to relink this Bokki Encoder release with a
modified LGPL library, contact support@bokkiyaw.com. This written offer is valid
for at least three years from the date this application version is
distributed. Any charge will be no more than the reasonable cost of
physically providing the materials.

The LGPL permits reverse engineering when needed to debug modifications to
the LGPL-covered library. Nothing in Bokki Encoder's terms is intended to
restrict rights granted by the applicable open-source licenses.

The complete GNU Lesser General Public License version 2.1 text follows this
notice in the app.