ffmpeg-2.8.5

[Fernando de Oliveira]

​http://ffmpeg.org/releases/ffmpeg-2.8.5.tar.bz2

​https://git.videolan.org/?p=ffmpeg.git;a=blob_plain;f=Changelog;hb=refs/tags/n2.8.5

version 2.8.5
- avformat/hls: Even stricter URL checks
- avformat/hls: More strict url checks
- avcodec/pngenc: Fix mixed up linesizes
- avcodec/pngenc: Replace memcpy by av_image_copy()
- swscale/vscale: Check that 2 tap filters are bilinear before using
  bilinear code
- swscale: Move VScalerContext into vscale.c
- swscale/utils: Detect and skip unneeded sws_setColorspaceDetails()
  calls
- swscale/yuv2rgb: Increase YUV2RGB table headroom
- swscale/yuv2rgb: Factor YUVRGB_TABLE_LUMA_HEADROOM out
- avformat/hls: forbid all protocols except http(s) & file
- avformat/aviobuf: Fix end check in put_str16()
- avformat/asfenc: Check pts
- avcodec/mpeg4video: Check time_incr
- avcodec/wavpackenc: Check the number of channels
- avcodec/wavpackenc: Headers are per channel
- avcodec/aacdec_template: Check id_map
- avcodec/dvdec: Fix "left shift of negative value -254"
- avcodec/g2meet: Check for ff_els_decode_bit() failure in
  epic_decode_run_length()
- avcodec/mjpegdec: Fix negative shift
- avcodec/mss2: Check for repeat overflow
- avformat: Add integer fps from 31 to 60 to get_std_framerate()
- avformat/ivfenc: fix division by zero
- avcodec/mpegvideo_enc: Clip bits_per_raw_sample within valid range
- avfilter/vf_scale: set proper out frame color range
- avcodec/motion_est: Fix mv_penalty table size
- avcodec/h264_slice: Fix integer overflow in implicit weight
  computation
- swscale/utils: Use normal bilinear scaler if fast cannot be used due
  to tiny dimensions
- avcodec/put_bits: Always check buffer end before writing
- mjpegdec: extend check for incompatible values of s->rgb and s->ls
- swscale/utils: Fix intermediate format for cascaded alpha downscaling
- avformat/mov: Update handbrake_version threshold for full mp3 parsing
- x86/float_dsp: zero extend offset from ff_scalarproduct_float_sse
- avfilter/vf_zoompan: do not free frame we pushed to lavfi
- nuv: sanitize negative fps rate
- nutdec: reject negative value_len in read_sm_data
- xwddec: prevent overflow of lsize * avctx->height
- nutdec: only copy the header if it exists
- exr: fix out of bounds read in get_code
- on2avc: limit number of bits to 30 in get_egolomb

[Fernando de Oliveira]

Fixed at r16815.