Log message:
*: update gstreamer1 and plugins and related packages to 1.18.5

Based on the wip packages by nia and myself.

Log message:
multimedia: Replace RMD160 checksums with BLAKE2s checksums

All checksums have been double-checked against existing RMD160 and
SHA512 hashes

The following distfiles could not be fetched (for legal reasons?):

./multimedia/adobe-flash-player/distinfo \ 
adobe-flash-player-32.0.0.465/flash_player_npapi_linux.i386.tar.gz
./multimedia/adobe-flash-player/distinfo \ 
adobe-flash-player-32.0.0.465/flash_player_npapi_linux.x86_64.tar.gz
./multimedia/libdvdcss/distinfo libdvdcss-1.4.3.tar.bz2

Log message:
multimedia: Remove SHA1 hashes for distfiles

Log message:
*: recursive bump for perl 5.34

Log message:
gstreamer1: GstCheck-1.0.* depend on both the gstcheck and introspection options

Fixes PR pkg/55912

Log message:
*: bump PKGREVISION for perl-5.32.

Log message:
gstreamer1,gst-plugins1-{base,bad}: fix build with GNU make 4.3
from Michael Forney

Log message:
gstreamer1: fix unportable test(1) operator

Log message:
*: recursive bump for libffi

Log message:
gstreamer: update to 1.16.2

The second 1.16 bug-fix release (1.16.2) was released on 3 December 2019.

This release only contains bugfixes and it should be safe to update from 1.16.1.

Highlighted bugfixes in 1.16.2

    Interlaced video scaling fixes
    CineForm video support in AVI
    audiorate: avoid glitches due to rounding errors after changing rate
    Command line tool output printing improvements on Windows
    various performance improvements, memory leak fixes and security fixes
    VP9 decoding fixes
    avfvideosrc: Explicitly request video permission on macOS 10.14+
    wasapi: bug fixes and stability improvements
    webrtc-audio-processing: fix segmentation fault on 32-bit windows
    tsdemux: improved handling of certain discontinuities
    vaapi h265 decoder: wait for I-frame before trying to decode

gstreamer

    gst-launch: Fix ugly stdout on Windows
    tee: Make sure to actually deactivate pads that are released
    bin: Drop need-context messages without source instead of crashing
    gst: Don't pass miniobjects to GST_DEBUG_OBJECT() and similar macros
    tracers: Don't leak temporary GstStructure

gst-plugins-base

    xvimagepool: Update size, stride, and offset with allocated XvImage
    video-converter: Fix RGB-XYZ-RGB conversion
    audiorate: Update next_offset on rate change
    audioringbuffer: Reset reorder flag before check
    audio-buffer: Don't fail to map buffers with zero samples
    videorate: Fix max-duplication-time handling
    gl/gbm: ensure we call the resize callback before attempting to draw
    video-converter: Various fixes for interlaced scaling
    gstrtspconnection: messages_bytes not decreased
    check: Don't use real audio devices for tests
    riff: add CineForm mapping
    glfilters: Don't use static variables for storing per-element state
    glupload: Add VideoMetas and GLSyncMeta to the raw uploaded buffers
    streamsynchronizer: avoid pad release race during logging.
    gst-play: Use gst_print* to avoid broken stdout string on Windows

gst-plugins-good

    vp9dec: Fix broken 4:4:4 8bits decoding
    rtpsession: add locking for clear-pt-map
    rtpL16depay: don't crash if data is not modulo channels*width
    wavparse: Fix push mode ignoring audio with a size smaller than segment buffer
    wavparse: Fix push mode ignoring last audio payload chunk
    aacparse: fix wrong offset of the channel number in adts header
    jpegdec: Fix incorrect logic in EOI tag detection
    videocrop: Also update the coordinate when in-place
    jpegdec: don't overwrite the last valid line
    vpx: Error out if enabled and no features found
    v4l2videodec: ensure pool exists before orphaning it
    v4l2videoenc: fix type conversion errors
    v4l2bufferpool: Queue number of allocated buffers to capture
    v4l2object: fix mpegversion number typo
    v4l2object: Work around bad TRY_FMT colorimetry implementations

gst-plugins-bad

    avfvideosrc: Explicitly request video permission on macOS 10.14+
    wasapi: Various fixes and a workaround for a specific driver bug
    wasapi: Move to CoInitializeEx for COM initialization
    wasapi: Fix runtime/build warnings
    waylandsink: Commit the parent after creating subsurface
    msdkdec: fix surface leak in msdkdec_handle_frame
    tsmux: Fix copying of buffer region
    tsdemux: Handle continuity mismatch in more cases
    tsdemux: Always issue a DTS even when it's equal to PTS
    openexr: Fix build with OpenEXR 2.4 (and also OpenEXR 2.2 on Ubuntu 18.04)
    ccextractor: Always forward all sticky events to the caption pad
    pnmdec: Return early on ::finish() if we have no actual data to parse
    ass: avoid infinite unref loop with bad data
    fluidsynth: add sf3 to soundfont search path
    webrtcdsp/webrtcechoprobe segmentation fault on windows (1.16.0 x86)

gst-libav

    avvidenc: Fix error propagation
    avdemux: Fix segmentation fault if long_name is NULL
    avviddec: Fix huge leak caused by circular reference
    avviddec: Enforce allocate new AVFrame per input frame
    avdec_mpeg2video (and probably more): Huge memory leak in git master

gst-rtsp-server

    rtsp-media: Use lock in gst_rtsp_media_is_receive_only
    rtsp-client: RTP Info when completed_sender
    rtsp-client: fix location uri-format by getting uri directly from context instead

gstreamer-vaapi

    meson build: halt configuration if no renderer API
    libs: decoder: h265: skip all pictures prior the first I-frame
    libs: window: x11: Avoid usage of deprecated API

gst-editing-services

    Initialize debug categories before usage

gst-build

    gst-env: Use locally built GStreamer utility programs