Merge commit '4a0918cae6394e503b17c71f8f171b4a795eb849'

* commit '4a0918cae6394e503b17c71f8f171b4a795eb849':
  sgienc: Support encoding high bit depth images with RLE

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

diff --cc Changelog
index 1f53d44654f27532f1d2515a63a2012e25f10ccb,daba11994385a3ac426bb204c1a57b4eaabf2168..98927cc7b99125dbf4112a279c3963a076a22435
--- 1/Changelog
--- 2/Changelog
+++ b/Changelog
@@@ -2,137 -2,17 +2,138 @@@ Entries are sorted chronologically fro
  releases are sorted from youngest to oldest.
  
  version <next>:
 -- aliases and defaults for Ogg subtypes (opus, spx)
 -- HEVC/H.265 RTP payload format (draft v6) packetizer and depacketizer
 -- avplay now exits by default at the end of playback
 -- XCB-based screen-grabber
 -- creating DASH compatible fragmented MP4, MPEG-DASH segmenting muxer
 -- H.261 RTP payload format (RFC 4587) depacketizer and experimental packetizer
 +- DXV decoding
 +- extrastereo filter
 +- ocr filter
 +- alimiter filter
 +- stereowiden filter
 +- stereotools filter
 +- rubberband filter
 +- tremolo filter
 +- agate filter
 +- chromakey filter
 +- maskedmerge filter
 +- Screenpresso SPV1 decoding
 +- chromaprint fingerprinting muxer
 +- ffplay dynamic volume control
 +- displace filter
 +- selectivecolor filter
 +- extensive native AAC encoder improvements
 +- ADPCM PSX decoder
 +- 3dostr, dcstr, fsb, genh, vag, xvag, ads, msf, svag & vpk demuxer
 +- zscale filter
 +- wve demuxer
 +- zero-copy Intel QSV transcoding in ffmpeg
 +- shuffleframes filter
 +- SDX2 DPCM decoder
 +- vibrato filter
 +- innoHeim/Rsupport Screen Capture Codec decoder
 +- ADPCM AICA decoder
 +- Interplay ACM demuxer and audio decoder
 +- XMA1 & XMA2 decoder
 +- realtime filter
 +- anoisesrc audio filter source
 +- IVR demuxer
 +- compensationdelay filter
 +- acompressor filter
++- support encoding 16-bit RLE SGI images
 +
 +
 +version 2.8:
 +- colorkey video filter
 +- BFSTM/BCSTM demuxer
 +- little-endian ADPCM_THP decoder
 +- Hap decoder and encoder
 +- DirectDraw Surface image/texture decoder
 +- ssim filter
 +- optional new ASF demuxer
 +- showvolume filter
 +- Many improvements to the JPEG 2000 decoder
 +- Go2Meeting decoding support
 +- adrawgraph audio and drawgraph video filter
 +- removegrain video filter
 +- Intel QSV-accelerated MPEG-2 video and HEVC encoding
 +- Intel QSV-accelerated MPEG-2 video and HEVC decoding
 +- Intel QSV-accelerated VC-1 video decoding
 +- libkvazaar HEVC encoder
 +- erosion, dilation, deflate and inflate video filters
 +- Dynamic Audio Normalizer as dynaudnorm filter
 +- Reverse video and areverse audio filter
 +- Random filter
 +- deband filter
 +- AAC fixed-point decoding
 +- sidechaincompress audio filter
 +- bitstream filter for converting HEVC from MP4 to Annex B
 +- acrossfade audio filter
 +- allyuv and allrgb video sources
 +- atadenoise video filter
 +- OS X VideoToolbox support
 +- aphasemeter filter
 +- showfreqs filter
 +- vectorscope filter
 +- waveform filter
 +- hstack and vstack filter
 +- Support DNx100 (1440x1080@8)
 +- VAAPI hevc hwaccel
 +- VDPAU hevc hwaccel
 +- framerate filter
 +- Switched default encoders for webm to VP9 and Opus
 +- Removed experimental flag from the JPEG 2000 encoder
 +
 +
 +version 2.7:
 +- FFT video filter
 +- TDSC decoder
 +- DTS lossless extension (XLL) decoding (not lossless, disabled by default)
 +- showwavespic filter
 +- DTS decoding through libdcadec
 +- Drop support for nvenc API before 5.0
 +- nvenc HEVC encoder
 +- Detelecine filter
 +- Intel QSV-accelerated H.264 encoding
 +- MMAL-accelerated H.264 decoding
 +- basic APNG encoder and muxer with default extension "apng"
 +- unpack DivX-style packed B-frames in MPEG-4 bitstream filter
 +- WebM Live Chunk Muxer
 +- nvenc level and tier options
 +- chorus filter
 +- Canopus HQ/HQA decoder
 +- Automatically rotate videos based on metadata in ffmpeg
 +- improved Quickdraw compatibility
 +- VP9 high bit-depth and extended colorspaces decoding support
 +- WebPAnimEncoder API when available for encoding and muxing WebP
 +- Direct3D11-accelerated decoding
 +- Support Secure Transport
 +- Multipart JPEG demuxer
 +
 +
 +version 2.6:
 +- nvenc encoder
 +- 10bit spp filter
 +- colorlevels filter
 +- RIFX format for *.wav files
  - RTP/mpegts muxer
 -- VP8 in Ogg demuxing
 +- non continuous cache protocol support
 +- tblend filter
 +- cropdetect support for non 8bpp, absolute (if limit >= 1) and relative (if limit < 1.0) threshold
 +- Camellia symmetric block cipher
  - OpenH264 encoder wrapper
 +- VOC seeking support
 +- Closed caption Decoder
 +- fspp, uspp, pp7 MPlayer postprocessing filters ported to native filters
 +- showpalette filter
 +- Twofish symmetric block cipher
  - Support DNx100 (960x720@8)
 -- Direct3D11-accelerated decoding
 +- eq2 filter ported from libmpcodecs as eq filter
 +- removed libmpcodecs
 +- Changed default DNxHD colour range in QuickTime .mov derivatives to mpeg range
 +- ported softpulldown filter from libmpcodecs as repeatfields filter
 +- dcshift filter
 +- RTP depacketizer for loss tolerant payload format for MP3 audio (RFC 5219)
 +- RTP depacketizer for AC3 payload format (RFC 4184)
 +- palettegen and paletteuse filters
 +- VP9 RTP payload format (draft 0) experimental depacketizer
 +- RTP depacketizer for DV (RFC 6469)
  - DXVA2-accelerated HEVC decoding
  - AAC ELD 480 decoding
  - Intel QSV-accelerated H.264 decoding

diff --cc libavcodec/sgienc.c
index 4d5de9d29b97b4738a0999afb7873a05eed590b8,c5e66cd087411a350e3e182fcd2a135e5661060c..b150178addf2e29f32a6ced7a2a7af6f2fe6ff58
--- 1/libavcodec/sgienc.c
--- 2/libavcodec/sgienc.c
+++ b/libavcodec/sgienc.c
@@@ -191,11 -192,11 +191,11 @@@ FF_ENABLE_DEPRECATION_WARNING
          bytestream2_skip_p(&pbc, tablesize);
  
          /* Make an intermediate consecutive buffer. */
-         if (!(encode_buf = av_malloc(width)))
+         if (!(encode_buf = av_malloc(width * bytes_per_channel)))
 -            return -1;
 +            return AVERROR(ENOMEM);
  
          for (z = 0; z < depth; z++) {
-             in_buf = p->data[0] + p->linesize[0] * (height - 1) + z;
+             in_buf = p->data[0] + p->linesize[0] * (height - 1) + z * bytes_per_channel;
  
              for (y = 0; y < height; y++) {
                  bytestream2_put_be32(&taboff_pcb, bytestream2_tell_p(&pbc));