Merge remote-tracking branch 'qatar/master'

* qatar/master:
  rtpdec: Use our own SSRC in the SDES field when sending RRs
  Finalize changelog for 0.8 Release
  Prepare for 0.8 Release
  threads: change the default for threads back to 1
  threads: update slice_count and slice_offset from user context
  aviocat: Remove useless includes
  doc/APIChanges: fill in missing dates and hashes
  Revert "avserver: fix build after the next bump."
  mpegaudiodec: switch error detection check to AV_EF_BUFFER
  lavf: rename fer option and document resulting (f_)err_detect options
  lavc: rename err_filter option to err_detect and document it
  mpegvideo: fix invalid memory access for small video dimensions
  movenc: Reorder entries in the MOVIentry struct, for tigheter packing
  rtsp: Remove extern declarations for variables that don't exist
  aviocat: Flush the output before closing

Conflicts:
	Changelog
	RELEASE
	libavcodec/mpegaudiodec.c
	libavcodec/pthread.c
	libavformat/options.c

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

15 files changed, 83 insertions, 63 deletions

diff --git a/RELEASE b/RELEASE
index ba03fc9..4fda45b 100644
--- a/RELEASE
+++ b/RELEASE
@@ -1,2 +1 @@
 0.9.1.git
-
diff --git a/avconv.c b/avconv.c
index adb6414..59e12ff 100644
--- a/avconv.c
+++ b/avconv.c
@@ -2284,6 +2284,8 @@ static int init_input_stream(int ist_index, OutputStream *output_streams, int nb
             ist->st->codec->opaque         = ist;
         }
 
+        if (!av_dict_get(ist->opts, "threads", NULL, 0))
+            av_dict_set(&ist->opts, "threads", "auto", 0);
         if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
             snprintf(error, error_len, "Error while opening decoder for input stream #%d:%d",
                     ist->file_index, ist->st->index);
@@ -2574,6 +2576,8 @@ static int transcode_init(OutputFile *output_files,
                 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
                 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
             }
+            if (!av_dict_get(ost->opts, "threads", NULL, 0))
+                av_dict_set(&ost->opts, "threads", "auto", 0);
             if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
                 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d:%d - maybe incorrect parameters such as bit_rate, rate, width or height",
                         ost->file_index, ost->index);
diff --git a/doc/APIchanges b/doc/APIchanges
index 4dfd6e0..9359162 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -13,15 +13,15 @@ libavutil:   2011-04-18
 
 API changes, most recent first:
 
-2012-xx-xx - lavc 53.34.0
+2012-01-15 - lavc 53.34.0
   New audio encoding API:
-  xxxxxxx Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
+  b2c75b6 Add CODEC_CAP_VARIABLE_FRAME_SIZE capability for use by audio
           encoders.
-  xxxxxxx Add avcodec_fill_audio_frame() as a convenience function.
-  xxxxxxx Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
+  5ee5fa0 Add avcodec_fill_audio_frame() as a convenience function.
+  b2c75b6 Add avcodec_encode_audio2() and deprecate avcodec_encode_audio().
           Add AVCodec.encode2().
 
-2012-01-xx - xxxxxxx - lavfi 2.15.0
+2012-01-12 - 3167dc9 - lavfi 2.15.0
   Add a new installed header -- libavfilter/version.h -- with version macros.
 
 2011-12-08 - a502939 - lavfi 2.52.0
diff --git a/ffplay.c b/ffplay.c
index 4fd8b36..babdcb9 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -2266,6 +2266,8 @@ static int stream_component_open(VideoState *is, int stream_index)
         }
     }
 
+    if (!av_dict_get(opts, "threads", NULL, 0))
+        av_dict_set(&opts, "threads", "auto", 0);
     if (!codec ||
         avcodec_open2(avctx, codec, &opts) < 0)
         return -1;
diff --git a/ffserver.c b/ffserver.c
index 79463c0..c225a94 100644
--- a/ffserver.c
+++ b/ffserver.c
@@ -30,16 +30,13 @@
 #include <string.h>
 #include <stdlib.h>
 #include "libavformat/avformat.h"
-// FIXME those are internal headers, avserver _really_ shouldn't use them
 #include "libavformat/ffm.h"
 #include "libavformat/network.h"
 #include "libavformat/os_support.h"
 #include "libavformat/rtpdec.h"
 #include "libavformat/rtsp.h"
+// XXX for ffio_open_dyn_packet_buffer, to be removed
 #include "libavformat/avio_internal.h"
-#include "libavformat/internal.h"
-#include "libavformat/url.h"
-
 #include "libavutil/avstring.h"
 #include "libavutil/lfg.h"
 #include "libavutil/dict.h"
@@ -877,7 +874,7 @@ static void close_connection(HTTPContext *c)
         }
         h = c->rtp_handles[i];
         if (h)
-            ffurl_close(h);
+            url_close(h);
     }
 
     ctx = &c->fmt_ctx;
@@ -2258,6 +2255,7 @@ static int http_prepare_data(HTTPContext *c)
          * Default value from FFmpeg
          * Try to set it use configuration option
          */
+        c->fmt_ctx.preload   = (int)(0.5*AV_TIME_BASE);
         c->fmt_ctx.max_delay = (int)(0.7*AV_TIME_BASE);
 
         if (avformat_write_header(&c->fmt_ctx, NULL) < 0) {
@@ -2376,7 +2374,7 @@ static int http_prepare_data(HTTPContext *c)
                         if (c->rtp_protocol == RTSP_LOWER_TRANSPORT_TCP)
                             max_packet_size = RTSP_TCP_MAX_PACKET_SIZE;
                         else
-                            max_packet_size = c->rtp_handles[c->packet_stream_index]->max_packet_size;
+                            max_packet_size = url_get_max_packet_size(c->rtp_handles[c->packet_stream_index]);
                         ret = ffio_open_dyn_packet_buf(&ctx->pb, max_packet_size);
                     } else {
                         ret = avio_open_dyn_buf(&ctx->pb);
@@ -2529,8 +2527,8 @@ static int http_send_data(HTTPContext *c)
                 } else {
                     /* send RTP packet directly in UDP */
                     c->buffer_ptr += 4;
-                    ffurl_write(c->rtp_handles[c->packet_stream_index],
-                                c->buffer_ptr, len);
+                    url_write(c->rtp_handles[c->packet_stream_index],
+                              c->buffer_ptr, len);
                     c->buffer_ptr += len;
                     /* here we continue as we can send several packets per 10 ms slot */
                 }
@@ -3413,10 +3411,10 @@ static int rtp_new_av_stream(HTTPContext *c,
                      "rtp://%s:%d", ipaddr, ntohs(dest_addr->sin_port));
         }
 
-        if (ffurl_open(&h, ctx->filename, AVIO_FLAG_WRITE, NULL, NULL) < 0)
+        if (url_open(&h, ctx->filename, AVIO_FLAG_WRITE) < 0)
             goto fail;
         c->rtp_handles[stream_index] = h;
-        max_packet_size = h->max_packet_size;
+        max_packet_size = url_get_max_packet_size(h);
         break;
     case RTSP_LOWER_TRANSPORT_TCP:
         /* RTP/TCP case */
@@ -3439,7 +3437,7 @@ static int rtp_new_av_stream(HTTPContext *c,
     if (avformat_write_header(ctx, NULL) < 0) {
     fail:
         if (h)
-            ffurl_close(h);
+            url_close(h);
         av_free(ctx);
         return -1;
     }
@@ -3476,7 +3474,7 @@ static AVStream *add_av_stream1(FFStream *stream, AVCodecContext *codec, int cop
     }
     fst->priv_data = av_mallocz(sizeof(FeedData));
     fst->index = stream->nb_streams;
-    avpriv_set_pts_info(fst, 33, 1, 90000);
+    av_set_pts_info(fst, 33, 1, 90000);
     fst->sample_aspect_ratio = codec->sample_aspect_ratio;
     stream->streams[stream->nb_streams++] = fst;
     return fst;
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index 18ef40e..51b1970 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -987,10 +987,10 @@ static int huffman_decode(MPADecodeContext *s, GranuleDef *g,
     /* skip extension bits */
     bits_left = end_pos2 - get_bits_count(&s->gb);
 //av_log(NULL, AV_LOG_ERROR, "left:%d buf:%p\n", bits_left, s->in_gb.buffer);
-    if (bits_left < 0 && (s->err_recognition & (AV_EF_BITSTREAM|AV_EF_COMPLIANT))) {
+    if (bits_left < 0 && (s->err_recognition & (AV_EF_BUFFER|AV_EF_COMPLIANT))) {
         av_log(s->avctx, AV_LOG_ERROR, "bits_left=%d\n", bits_left);
         s_index=0;
-    } else if (bits_left > 0 && (s->err_recognition & (AV_EF_BITSTREAM|AV_EF_AGGRESSIVE))) {
+    } else if (bits_left > 0 && (s->err_recognition & (AV_EF_BUFFER|AV_EF_AGGRESSIVE))) {
         av_log(s->avctx, AV_LOG_ERROR, "bits_left=%d\n", bits_left);
         s_index = 0;
     }
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index d97c6a4..74c7c6e 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -1805,8 +1805,8 @@ static inline int hpel_motion_lowres(MpegEncContext *s,
 
     src   += src_y * stride + src_x;
 
-    if ((unsigned)src_x >  h_edge_pos - (!!sx) - w ||
-        (unsigned)src_y > (v_edge_pos >> field_based) - (!!sy) - h) {
+    if ((unsigned)src_x > FFMAX( h_edge_pos - (!!sx) - w,                 0) ||
+        (unsigned)src_y > FFMAX((v_edge_pos >> field_based) - (!!sy) - h, 0)) {
         s->dsp.emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w + 1,
                                 (h + 1) << field_based, src_x,
                                 src_y   << field_based,
@@ -1907,8 +1907,8 @@ static av_always_inline void mpeg_motion_lowres(MpegEncContext *s,
     ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
     ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
 
-    if ((unsigned) src_x >  h_edge_pos - (!!sx) - 2 * block_s ||
-        (unsigned) src_y > (v_edge_pos >> field_based) - (!!sy) - h) {
+    if ((unsigned) src_x > FFMAX( h_edge_pos - (!!sx) - 2 * block_s,       0) ||
+        (unsigned) src_y > FFMAX((v_edge_pos >> field_based) - (!!sy) - h, 0)) {
         s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y,
                                 s->linesize, 17, 17 + field_based,
                                 src_x, src_y << field_based, h_edge_pos,
@@ -1990,8 +1990,8 @@ static inline void chroma_4mv_motion_lowres(MpegEncContext *s,
     offset = src_y * s->uvlinesize + src_x;
     ptr = ref_picture[1] + offset;
     if (s->flags & CODEC_FLAG_EMU_EDGE) {
-        if ((unsigned) src_x > h_edge_pos - (!!sx) - block_s ||
-            (unsigned) src_y > v_edge_pos - (!!sy) - block_s) {
+        if ((unsigned) src_x > FFMAX(h_edge_pos - (!!sx) - block_s, 0) ||
+            (unsigned) src_y > FFMAX(v_edge_pos - (!!sy) - block_s, 0)) {
             s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize,
                                     9, 9, src_x, src_y, h_edge_pos, v_edge_pos);
             ptr = s->edge_emu_buffer;
diff --git a/libavcodec/mpegvideo_common.h b/libavcodec/mpegvideo_common.h
index 93ce265..2b2e34f 100644
--- a/libavcodec/mpegvideo_common.h
+++ b/libavcodec/mpegvideo_common.h
@@ -81,8 +81,8 @@ static inline void gmc1_motion(MpegEncContext *s,
     ptr = ref_picture[0] + (src_y * linesize) + src_x;
 
     if(s->flags&CODEC_FLAG_EMU_EDGE){
-        if(   (unsigned)src_x >= s->h_edge_pos - 17
-           || (unsigned)src_y >= s->v_edge_pos - 17){
+        if(   (unsigned)src_x >= FFMAX(s->h_edge_pos - 17, 0)
+           || (unsigned)src_y >= FFMAX(s->v_edge_pos - 17, 0)){
             s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, linesize, 17, 17, src_x, src_y, s->h_edge_pos, s->v_edge_pos);
             ptr= s->edge_emu_buffer;
         }
@@ -120,8 +120,8 @@ static inline void gmc1_motion(MpegEncContext *s,
     offset = (src_y * uvlinesize) + src_x;
     ptr = ref_picture[1] + offset;
     if(s->flags&CODEC_FLAG_EMU_EDGE){
-        if(   (unsigned)src_x >= (s->h_edge_pos>>1) - 9
-           || (unsigned)src_y >= (s->v_edge_pos>>1) - 9){
+        if(   (unsigned)src_x >= FFMAX((s->h_edge_pos>>1) - 9, 0)
+           || (unsigned)src_y >= FFMAX((s->v_edge_pos>>1) - 9, 0)){
             s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
             ptr= s->edge_emu_buffer;
             emu=1;
@@ -221,8 +221,8 @@ static inline int hpel_motion(MpegEncContext *s,
     src += src_y * stride + src_x;
 
     if(s->unrestricted_mv && (s->flags&CODEC_FLAG_EMU_EDGE)){
-        if(   (unsigned)src_x > h_edge_pos - (motion_x&1) - w
-           || (unsigned)src_y > v_edge_pos - (motion_y&1) - h){
+        if(   (unsigned)src_x > FFMAX(h_edge_pos - (motion_x&1) - w, 0)
+           || (unsigned)src_y > FFMAX(v_edge_pos - (motion_y&1) - h, 0)){
             s->dsp.emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w+1, (h+1)<<field_based,
                              src_x, src_y<<field_based, h_edge_pos, s->v_edge_pos);
             src= s->edge_emu_buffer;
@@ -307,8 +307,8 @@ if(s->quarter_sample)
     ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
     ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
 
-    if(   (unsigned)src_x > s->h_edge_pos - (motion_x&1) - 16
-       || (unsigned)src_y >    v_edge_pos - (motion_y&1) - h){
+    if(   (unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x&1) - 16, 0)
+       || (unsigned)src_y > FFMAX(   v_edge_pos - (motion_y&1) - h , 0)){
             if(is_mpeg12 || s->codec_id == CODEC_ID_MPEG2VIDEO ||
                s->codec_id == CODEC_ID_MPEG1VIDEO){
                 av_log(s->avctx,AV_LOG_DEBUG,
@@ -510,8 +510,8 @@ static inline void qpel_motion(MpegEncContext *s,
     ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
     ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
 
-    if(   (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
-       || (unsigned)src_y >    v_edge_pos - (motion_y&3) - h  ){
+    if(   (unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x&3) - 16, 0)
+       || (unsigned)src_y > FFMAX(   v_edge_pos - (motion_y&3) - h , 0)){
         s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize,
                             17, 17+field_based, src_x, src_y<<field_based,
                             s->h_edge_pos, s->v_edge_pos);
@@ -588,8 +588,8 @@ static inline void chroma_4mv_motion(MpegEncContext *s,
     offset = src_y * s->uvlinesize + src_x;
     ptr = ref_picture[1] + offset;
     if(s->flags&CODEC_FLAG_EMU_EDGE){
-        if(   (unsigned)src_x > (s->h_edge_pos>>1) - (dxy &1) - 8
-           || (unsigned)src_y > (s->v_edge_pos>>1) - (dxy>>1) - 8){
+        if(   (unsigned)src_x > FFMAX((s->h_edge_pos>>1) - (dxy &1) - 8, 0)
+           || (unsigned)src_y > FFMAX((s->v_edge_pos>>1) - (dxy>>1) - 8, 0)){
             s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize,
                                 9, 9, src_x, src_y,
                                 s->h_edge_pos>>1, s->v_edge_pos>>1);
@@ -760,8 +760,8 @@ static av_always_inline void MPV_motion_internal(MpegEncContext *s,
 
                 ptr = ref_picture[0] + (src_y * s->linesize) + (src_x);
                 if(s->flags&CODEC_FLAG_EMU_EDGE){
-                    if(   (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 8
-                       || (unsigned)src_y > s->v_edge_pos - (motion_y&3) - 8 ){
+                    if(   (unsigned)src_x > FFMAX(s->h_edge_pos - (motion_x&3) - 8, 0)
+                       || (unsigned)src_y > FFMAX(s->v_edge_pos - (motion_y&3) - 8, 0)){
                         s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr,
                                             s->linesize, 9, 9,
                                             src_x, src_y,
diff --git a/libavcodec/options.c b/libavcodec/options.c
index b1efc86..c780625 100644
--- a/libavcodec/options.c
+++ b/libavcodec/options.c
@@ -209,11 +209,11 @@ static const AVOption options[]={
 {"very_aggressive", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = FF_ER_VERY_AGGRESSIVE }, INT_MIN, INT_MAX, V|D, "er"},
 {"explode", "abort decoding on error recognition", 0, AV_OPT_TYPE_CONST, {.dbl = FF_ER_EXPLODE }, INT_MIN, INT_MAX, V|D, "er"},
 #endif /* FF_API_ER */
-{"err_filter", "set error detection filter flags", OFFSET(err_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, A|V|D, "err_filter"},
-{"crccheck", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, V|D, "err_filter"},
-{"bitstream", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, V|D, "err_filter"},
-{"buffer", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BUFFER }, INT_MIN, INT_MAX, V|D, "err_filter"},
-{"explode", "abort decoding on minor error recognition", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_EXPLODE }, INT_MIN, INT_MAX, V|D, "err_filter"},
+{"err_detect", "set error detection flags", OFFSET(err_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, A|V|D, "err_detect"},
+{"crccheck", "verify embedded CRCs", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, V|D, "err_detect"},
+{"bitstream", "detect bitstream specification deviations", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, V|D, "err_detect"},
+{"buffer", "detect improper bitstream length", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BUFFER }, INT_MIN, INT_MAX, V|D, "err_detect"},
+{"explode", "abort decoding on minor error detection", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_EXPLODE }, INT_MIN, INT_MAX, V|D, "err_detect"},
 {"has_b_frames", NULL, OFFSET(has_b_frames), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX},
 {"block_align", NULL, OFFSET(block_align), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX},
 #if FF_API_PARSE_FRAME
@@ -373,7 +373,7 @@ static const AVOption options[]={
 {"float", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = FF_AA_FLOAT }, INT_MIN, INT_MAX, V|D, "aa"},
 #endif
 {"qns", "quantizer noise shaping", OFFSET(quantizer_noise_shaping), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX, V|E},
-{"threads", NULL, OFFSET(thread_count), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, V|E|D, "threads"},
+{"threads", NULL, OFFSET(thread_count), AV_OPT_TYPE_INT, {.dbl = 1 }, 0, INT_MAX, V|E|D, "threads"},
 {"auto", "detect a good number of threads", 0, AV_OPT_TYPE_CONST, {.dbl = 0 }, INT_MIN, INT_MAX, V|E|D, "threads"},
 {"me_threshold", "motion estimaton threshold", OFFSET(me_threshold), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX, V|E},
 {"mb_threshold", "macroblock threshold", OFFSET(mb_threshold), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, INT_MIN, INT_MAX, V|E},
diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index fe3dbda..e0921e4 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -420,7 +420,6 @@ static int update_context_from_thread(AVCodecContext *dst, AVCodecContext *src,
 
         dst->has_b_frames = src->has_b_frames;
         dst->idct_algo    = src->idct_algo;
-        dst->slice_count  = src->slice_count;
 
         dst->bits_per_coded_sample = src->bits_per_coded_sample;
         dst->sample_aspect_ratio   = src->sample_aspect_ratio;
@@ -455,8 +454,9 @@ static int update_context_from_thread(AVCodecContext *dst, AVCodecContext *src,
  *
  * @param dst The destination context.
  * @param src The source context.
+ * @return 0 on success, negative error code on failure
  */
-static void update_context_from_user(AVCodecContext *dst, AVCodecContext *src)
+static int update_context_from_user(AVCodecContext *dst, AVCodecContext *src)
 {
 #define copy_fields(s, e) memcpy(&dst->s, &src->s, (char*)&dst->e - (char*)&dst->s);
     dst->flags          = src->flags;
@@ -478,6 +478,22 @@ static void update_context_from_user(AVCodecContext *dst, AVCodecContext *src)
     dst->frame_number     = src->frame_number;
     dst->reordered_opaque = src->reordered_opaque;
     dst->thread_safe_callbacks = src->thread_safe_callbacks;
+
+    if (src->slice_count && src->slice_offset) {
+        if (dst->slice_count < src->slice_count) {
+            int *tmp = av_realloc(dst->slice_offset, src->slice_count *
+                                  sizeof(*dst->slice_offset));
+            if (!tmp) {
+                av_free(dst->slice_offset);
+                return AVERROR(ENOMEM);
+            }
+            dst->slice_offset = tmp;
+        }
+        memcpy(dst->slice_offset, src->slice_offset,
+               src->slice_count * sizeof(*dst->slice_offset));
+    }
+    dst->slice_count = src->slice_count;
+    return 0;
 #undef copy_fields
 }
 
@@ -588,7 +604,8 @@ int ff_thread_decode_frame(AVCodecContext *avctx,
      */
 
     p = &fctx->threads[fctx->next_decoding];
-    update_context_from_user(p->avctx, avctx);
+    err = update_context_from_user(p->avctx, avctx);
+    if (err) return err;
     err = submit_packet(p, avpkt);
     if (err) return err;
 
@@ -764,6 +781,7 @@ static void frame_thread_free(AVCodecContext *avctx, int thread_count)
         if (i) {
             av_freep(&p->avctx->priv_data);
             av_freep(&p->avctx->internal);
+            av_freep(&p->avctx->slice_offset);
         }
 
         av_freep(&p->avctx);
diff --git a/libavformat/movenc.h b/libavformat/movenc.h
index f6c95ad..ac6573b 100644
--- a/libavformat/movenc.h
+++ b/libavformat/movenc.h
@@ -40,13 +40,13 @@
 #define MODE_IPOD 0x20
 
 typedef struct MOVIentry {
-    unsigned int size;
     uint64_t     pos;
+    int64_t      dts;
+    unsigned int size;
     unsigned int samplesInChunk;
     unsigned int chunkNum;              ///< Chunk number if the current entry is a chunk start otherwise 0
     unsigned int entries;
     int          cts;
-    int64_t      dts;
 #define MOV_SYNC_SAMPLE         0x0001
 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
     uint32_t     flags;
diff --git a/libavformat/options.c b/libavformat/options.c
index 2584153..3e6dccf 100644
--- a/libavformat/options.c
+++ b/libavformat/options.c
@@ -112,13 +112,18 @@ static const AVOption options[]={
 {"fdebug", "print specific debug info", OFFSET(debug), AV_OPT_TYPE_FLAGS, {.dbl = DEFAULT }, 0, INT_MAX, E|D, "fdebug"},
 {"ts", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = FF_FDEBUG_TS }, INT_MIN, INT_MAX, E|D, "fdebug"},
 {"max_delay", "maximum muxing or demuxing delay in microseconds", OFFSET(max_delay), AV_OPT_TYPE_INT, {.dbl = DEFAULT }, 0, INT_MAX, E|D},
-{"fer", "set error detection aggressivity", OFFSET(error_recognition), AV_OPT_TYPE_INT, {.dbl = FF_ER_CAREFUL }, INT_MIN, INT_MAX, D, "fer"},
-{"careful", NULL, 0, AV_OPT_TYPE_CONST, {.dbl = FF_ER_CAREFUL }, INT_MIN, INT_MAX, D, "fer"},
-{"explode", "abort decoding on error recognition", 0, AV_OPT_TYPE_CONST, {.dbl = FF_ER_EXPLODE }, INT_MIN, INT_MAX, D, "fer"},
 {"fpsprobesize", "number of frames used to probe fps", OFFSET(fps_probe_size), AV_OPT_TYPE_INT, {.dbl = -1}, -1, INT_MAX-1, D},
 {"audio_preload", "microseconds by which audio packets should be interleaved earlier", OFFSET(audio_preload), AV_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX-1, E},
 {"chunk_duration", "microseconds for each chunk", OFFSET(max_chunk_duration), AV_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX-1, E},
 {"chunk_size", "size in bytes for each chunk", OFFSET(max_chunk_size), AV_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX-1, E},
+/* this is a crutch for avconv, since it cannot deal with identically named options in different contexts.
+ * to be removed when avconv is fixed */
+{"f_err_detect", "set error detection flags (deprecated; use err_detect, save via avconv)", OFFSET(error_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"},
+{"err_detect", "set error detection flags", OFFSET(error_recognition), AV_OPT_TYPE_FLAGS, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"},
+{"crccheck", "verify embedded CRCs", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, D, "err_detect"},
+{"bitstream", "detect bitstream specification deviations", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, D, "err_detect"},
+{"buffer", "detect improper bitstream length", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_BUFFER }, INT_MIN, INT_MAX, D, "err_detect"},
+{"explode", "abort decoding on minor error detection", 0, AV_OPT_TYPE_CONST, {.dbl = AV_EF_EXPLODE }, INT_MIN, INT_MAX, D, "err_detect"},
 {NULL},
 };
 
diff --git a/libavformat/rtpdec.c b/libavformat/rtpdec.c
index 95a1eda..7170e97 100644
--- a/libavformat/rtpdec.c
+++ b/libavformat/rtpdec.c
@@ -299,7 +299,7 @@ int ff_rtp_check_and_send_back_rr(RTPDemuxContext *s, int count)
     avio_w8(pb, RTCP_SDES);
     len = strlen(s->hostname);
     avio_wb16(pb, (6 + len + 3) / 4); /* length in words - 1 */
-    avio_wb32(pb, s->ssrc);
+    avio_wb32(pb, s->ssrc + 1);
     avio_w8(pb, 0x01);
     avio_w8(pb, len);
     avio_write(pb, s->hostname, len);
diff --git a/libavformat/rtsp.h b/libavformat/rtsp.h
index e11dec9..dd96a41 100644
--- a/libavformat/rtsp.h
+++ b/libavformat/rtsp.h
@@ -405,9 +405,6 @@ typedef struct RTSPStream {
 void ff_rtsp_parse_line(RTSPMessageHeader *reply, const char *buf,
                         RTSPState *rt, const char *method);
 
-extern int rtsp_rtp_port_min;
-extern int rtsp_rtp_port_max;
-
 /**
  * Send a command to the RTSP server without waiting for the reply.
  *
diff --git a/tools/aviocat.c b/tools/aviocat.c
index c43c69d..92483c3 100644
--- a/tools/aviocat.c
+++ b/tools/aviocat.c
@@ -19,13 +19,9 @@
  */
 
 #include <stdio.h>
-#include <string.h>
+#include <stdlib.h>
 #include <unistd.h>
-#include <sys/stat.h>
 #include "libavformat/avformat.h"
-#include "libavformat/riff.h"
-#include "libavutil/intreadwrite.h"
-#include "libavutil/mathematics.h"
 
 static int usage(const char *argv0, int ret)
 {
@@ -89,6 +85,7 @@ int main(int argc, char **argv)
         }
     }
 
+    avio_flush(output);
     avio_close(output);
 fail:
     avio_close(input);