Merge remote-tracking branch 'qatar/master'

* qatar/master:
  pthread: make sure AVFrame.extended_data is set properly.
  libfdk-aac: reindent after last commit
  libfdk-aac: Limit to supported sample rates.
  cbrt_tablegen: Include libm.h
  oggparsetheora: make it more robust
  ogg: prevent NULL pointer deference in theora gptopts

Conflicts:
	libavformat/oggparsetheora.c

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

libavcodec/cbrt_tablegen.c

@@ -21,6 +21,7 @@
  */
 
 #include <stdlib.h>
+#include "libavutil/libm.h"
 #define CONFIG_HARDCODED_TABLES 0
 #include "cbrt_tablegen.h"
 #include "tableprint.h"

libavcodec/libfdk-aacenc.c

@@ -391,6 +391,11 @@ static const uint64_t aac_channel_layout[] = {
     0,
 };
 
+static const int aac_sample_rates[] = {
+    96000, 88200, 64000, 48000, 44100, 32000,
+    24000, 22050, 16000, 12000, 11025, 8000, 0
+};
+
 AVCodec ff_libfdk_aac_encoder = {
     .name                  = "libfdk_aac",
     .type                  = AVMEDIA_TYPE_AUDIO,
@@ -406,5 +411,6 @@ AVCodec ff_libfdk_aac_encoder = {
     .priv_class            = &aac_enc_class,
     .defaults              = aac_encode_defaults,
     .profiles              = profiles,
+    .supported_samplerates = aac_sample_rates,
     .channel_layouts       = aac_channel_layout,
 };

libavcodec/pthread.c

@@ -387,6 +387,10 @@ static attribute_align_arg void *frame_worker_thread(void *arg)
         p->got_frame = 0;
         p->result = codec->decode(avctx, &p->frame, &p->got_frame, &p->avpkt);
 
+        /* many decoders assign whole AVFrames, thus overwriting extended_data;
+         * make sure it's set correctly */
+        p->frame.extended_data = p->frame.data;
+
         if (p->state == STATE_SETTING_UP) ff_thread_finish_setup(avctx);
 
         pthread_mutex_lock(&p->progress_mutex);

libavformat/oggparsetheora.c

@@ -53,7 +53,8 @@ theora_header (AVFormatContext * s, int idx)
         os->private = thp;
     }
 
-    if (os->buf[os->pstart] == 0x80) {
+    switch (os->buf[os->pstart]) {
+    case 0x80: {
         GetBitContext gb;
         int width, height;
         AVRational timebase;
@@ -109,9 +110,16 @@ theora_header (AVFormatContext * s, int idx)
         st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
         st->codec->codec_id = AV_CODEC_ID_THEORA;
         st->need_parsing = AVSTREAM_PARSE_HEADERS;
-
-    } else if (os->buf[os->pstart] == 0x81) {
-        ff_vorbis_comment (s, &st->metadata, os->buf + os->pstart + 7, os->psize - 8);
+    }
+    break;
+    case 0x81:
+        ff_vorbis_comment(s, &st->metadata, os->buf + os->pstart + 7, os->psize - 8);
+    case 0x82:
+        if (!thp->version)
+            return -1;
+        break;
+    default:
+        return -1;
     }
 
     st->codec->extradata = av_realloc (st->codec->extradata,