Merge remote-tracking branch 'qatar/master'

* qatar/master:
  libvpxenc: Allow enabling constrained quality (CQ) mode

Conflicts:
	configure
	libavcodec/libvpxenc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

diff --cc libavcodec/libvpxenc.c
index aecff79b8791767b24b0a3debac1379a71bed1b9,9774d5aec4a0b5847168e10123c81cb3d72dba26..320f5f81bd0c69fa37197686137f1c3a0c92b884
--- 1/libavcodec/libvpxenc.c
--- 2/libavcodec/libvpxenc.c
+++ b/libavcodec/libvpxenc.c
@@@ -594,17 -558,8 +594,17 @@@ static const AVOption options[] = 
                           "though earlier partitions have been lost. Note that intra predicition"
                           " is still done over the partition boundary.",       0, AV_OPT_TYPE_CONST, {.i64 = VPX_ERROR_RESILIENT_PARTITIONS}, 0, 0, VE, "er"},
  #endif
- {"crf", "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 63, VE},
- {NULL}
 +{"speed", "", offsetof(VP8Context, cpu_used), AV_OPT_TYPE_INT, {.i64 = 3}, -16, 16, VE},
 +{"quality", "", offsetof(VP8Context, deadline), AV_OPT_TYPE_INT, {.i64 = VPX_DL_GOOD_QUALITY}, INT_MIN, INT_MAX, VE, "quality"},
 +{"vp8flags", "", offsetof(VP8Context, flags), FF_OPT_TYPE_FLAGS, {.i64 = 0}, 0, UINT_MAX, VE, "flags"},
 +{"error_resilient", "enable error resilience", 0, FF_OPT_TYPE_CONST, {.dbl = VP8F_ERROR_RESILIENT}, INT_MIN, INT_MAX, VE, "flags"},
 +{"altref", "enable use of alternate reference frames (VP8/2-pass only)", 0, FF_OPT_TYPE_CONST, {.dbl = VP8F_AUTO_ALT_REF}, INT_MIN, INT_MAX, VE, "flags"},
 +{"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 15, VE},
 +{"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), AV_OPT_TYPE_INT, {.i64 = 3}, 0, 6, VE},
 +{"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), AV_OPT_TYPE_INT, {.i64 = 3}, 1, 3, VE},
 +{"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, lag_in_frames), AV_OPT_TYPE_INT, {.i64 = 25}, 0, 25, VE},
+     { "crf",              "Select the quality for constant quality mode", offsetof(VP8Context, crf), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 63, VE },
+     { NULL }
  };
  
  static const AVClass class = {