Merge commit 'b85a5e87af4254b80913fe33591d96361f30832b'

* commit 'b85a5e87af4254b80913fe33591d96361f30832b':
  lavu: Add av_strnstr()
  h264: Allow discarding the cropping information from SPS

Conflicts:
	Changelog
	doc/APIchanges
	libavcodec/avcodec.h
	libavcodec/version.h
	libavutil/version.h

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

4 files changed, 18 insertions, 1 deletions

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index c3b1b6ac6b..ca7764a8ba 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -713,6 +713,8 @@ typedef struct RcOverride{
 #define CODEC_FLAG2_NO_OUTPUT     0x00000004 ///< Skip bitstream encoding.
 #define CODEC_FLAG2_LOCAL_HEADER  0x00000008 ///< Place global headers at every keyframe instead of in extradata.
 #define CODEC_FLAG2_DROP_FRAME_TIMECODE 0x00002000 ///< timecode is in drop frame format. DEPRECATED!!!!
+#define CODEC_FLAG2_IGNORE_CROP   0x00010000 ///< Discard cropping information from SPS.
+
 #if FF_API_MPV_GLOBAL_OPTS
 #define CODEC_FLAG_CBP_RD         0x04000000 ///< Use rate distortion optimization for cbp.
 #define CODEC_FLAG_QP_RD          0x08000000 ///< Use rate distortion optimization for qp selectioon.
diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c
index a68645bc36..c7bacd9fa3 100644
--- a/libavcodec/h264_ps.c
+++ b/libavcodec/h264_ps.c
@@ -471,6 +471,20 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){
         sps->crop_right = get_ue_golomb(&s->gb);
         sps->crop_top   = get_ue_golomb(&s->gb);
         sps->crop_bottom= get_ue_golomb(&s->gb);
+        if (h->s.avctx->flags2 & CODEC_FLAG2_IGNORE_CROP) {
+            av_log(h->s.avctx, AV_LOG_DEBUG,
+                   "discarding sps cropping, "
+                   "original values are l:%u r:%u t:%u b:%u\n",
+                   sps->crop_left,
+                   sps->crop_right,
+                   sps->crop_top,
+                   sps->crop_bottom);
+
+            sps->crop_left   =
+            sps->crop_right  =
+            sps->crop_top    =
+            sps->crop_bottom = 0;
+        }
         if(sps->crop_left || sps->crop_top){
             av_log(h->s.avctx, AV_LOG_ERROR, "insane cropping not completely supported, this could look slightly wrong ... (left: %d, top: %d)\n", sps->crop_left, sps->crop_top);
         }
diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
index 764b5b1d88..33cb4b2f0c 100644
--- a/libavcodec/options_table.h
+++ b/libavcodec/options_table.h
@@ -79,6 +79,7 @@ static const AVOption options[]={
 {"sgop", "Deprecated, use mpegvideo private options instead", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_STRICT_GOP }, INT_MIN, INT_MAX, V|E, "flags2"},
 #endif
 {"noout", "skip bitstream encoding", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_NO_OUTPUT }, INT_MIN, INT_MAX, V|E, "flags2"},
+{"ignorecrop", "ignore cropping information from sps", 1, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_IGNORE_CROP }, INT_MIN, INT_MAX, V|D, "flags2"},
 {"local_header", "place global headers at every keyframe instead of in extradata", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_LOCAL_HEADER }, INT_MIN, INT_MAX, V|E, "flags2"},
 {"chunks", "Frame data might be split into multiple chunks", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_CHUNKS }, INT_MIN, INT_MAX, V|D, "flags2"},
 {"showall", "Show all frames before the first keyframe", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG2_SHOW_ALL }, INT_MIN, INT_MAX, V|D, "flags2"},
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 0bc870936a..3f69494d82 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
 #include "libavutil/avutil.h"
 
 #define LIBAVCODEC_VERSION_MAJOR 54
-#define LIBAVCODEC_VERSION_MINOR 90
+#define LIBAVCODEC_VERSION_MINOR 91
 #define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \