diff --git a/ffprobe.c b/ffprobe.c
index 3c23aa8715..84f7d82b9b 100644
--- a/ffprobe.c
+++ b/ffprobe.c
@@ -265,17 +265,21 @@ static inline void writer_print_chapter_footer(WriterContext *wctx,
 static inline void writer_print_section_header(WriterContext *wctx,
                                                const char *section)
 {
-    if (wctx->writer->print_section_header)
-        wctx->writer->print_section_header(wctx, section);
-    wctx->nb_item = 0;
+    if (!fmt_entries_to_show || (section && av_dict_get(fmt_entries_to_show, section, NULL, 0))) {
+        if (wctx->writer->print_section_header)
+            wctx->writer->print_section_header(wctx, section);
+        wctx->nb_item = 0;
+    }
 }
 
 static inline void writer_print_section_footer(WriterContext *wctx,
                                                const char *section)
 {
-    if (wctx->writer->print_section_footer)
-        wctx->writer->print_section_footer(wctx, section);
-    wctx->nb_section++;
+    if (!fmt_entries_to_show || (section && av_dict_get(fmt_entries_to_show, section, NULL, 0))) {
+        if (wctx->writer->print_section_footer)
+            wctx->writer->print_section_footer(wctx, section);
+        wctx->nb_section++;
+    }
 }
 
 static inline void writer_print_integer(WriterContext *wctx,
@@ -448,7 +452,8 @@ static void default_show_tags(WriterContext *wctx, AVDictionary *dict)
 {
     AVDictionaryEntry *tag = NULL;
     while ((tag = av_dict_get(dict, "", tag, AV_DICT_IGNORE_SUFFIX))) {
-        printf("TAG:");
+        if (!fmt_entries_to_show || (tag->key && av_dict_get(fmt_entries_to_show, tag->key, NULL, 0)))
+            printf("TAG:");
         writer_print_string(wctx, tag->key, tag->value, 0);
     }
 }
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 74c6b0d7e2..54e79af1ca 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -146,8 +146,8 @@ OBJS-$(CONFIG_DVBSUB_DECODER)          += dvbsubdec.o
 OBJS-$(CONFIG_DVBSUB_ENCODER)          += dvbsub.o
 OBJS-$(CONFIG_DVDSUB_DECODER)          += dvdsubdec.o
 OBJS-$(CONFIG_DVDSUB_ENCODER)          += dvdsubenc.o
-OBJS-$(CONFIG_DVVIDEO_DECODER)         += dvdec.o dv.o dvdata.o
-OBJS-$(CONFIG_DVVIDEO_ENCODER)         += dv.o dvdata.o
+OBJS-$(CONFIG_DVVIDEO_DECODER)         += dvdec.o dv.o dvdata.o dv_profile.o
+OBJS-$(CONFIG_DVVIDEO_ENCODER)         += dv.o dvdata.o dv_profile.o
 OBJS-$(CONFIG_DXA_DECODER)             += dxa.o
 OBJS-$(CONFIG_DXTORY_DECODER)          += dxtory.o
 OBJS-$(CONFIG_EAC3_DECODER)            += eac3dec.o eac3_data.o
@@ -609,8 +609,8 @@ OBJS-$(CONFIG_ADPCM_YAMAHA_ENCODER)       += adpcmenc.o adpcm_data.o
 OBJS-$(CONFIG_ADTS_MUXER)              += mpeg4audio.o
 OBJS-$(CONFIG_ADX_DEMUXER)             += adx.o
 OBJS-$(CONFIG_CAF_DEMUXER)             += mpeg4audio.o mpegaudiodata.o
-OBJS-$(CONFIG_DV_DEMUXER)              += dvdata.o
-OBJS-$(CONFIG_DV_MUXER)                += dvdata.o timecode.o
+OBJS-$(CONFIG_DV_DEMUXER)              += dv_profile.o
+OBJS-$(CONFIG_DV_MUXER)                += dv_profile.o timecode.o
 OBJS-$(CONFIG_FLAC_DEMUXER)            += flacdec.o flacdata.o flac.o vorbis_data.o
 OBJS-$(CONFIG_FLAC_MUXER)              += flacdec.o flacdata.o flac.o vorbis_data.o
 OBJS-$(CONFIG_FLV_DEMUXER)             += mpeg4audio.o
diff --git a/libavcodec/dv_profile.c b/libavcodec/dv_profile.c
new file mode 100644
index 0000000000..8359daebe1
--- /dev/null
+++ b/libavcodec/dv_profile.c
@@ -0,0 +1,354 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdint.h>
+
+#include "libavutil/intreadwrite.h"
+#include "libavutil/log.h"
+#include "libavutil/pixdesc.h"
+#include "avcodec.h"
+#include "dv_profile.h"
+
+static DVwork_chunk work_chunks_dv25pal   [1*12*27];
+static DVwork_chunk work_chunks_dv25pal411[1*12*27];
+static DVwork_chunk work_chunks_dv25ntsc  [1*10*27];
+static DVwork_chunk work_chunks_dv50pal   [2*12*27];
+static DVwork_chunk work_chunks_dv50ntsc  [2*10*27];
+static DVwork_chunk work_chunks_dv100palp [2*12*27];
+static DVwork_chunk work_chunks_dv100ntscp[2*10*27];
+static DVwork_chunk work_chunks_dv100pali [4*12*27];
+static DVwork_chunk work_chunks_dv100ntsci[4*10*27];
+
+static uint32_t dv_idct_factor_sd    [2*2*22*64];
+static uint32_t dv_idct_factor_hd1080[2*4*16*64];
+static uint32_t dv_idct_factor_hd720 [2*4*16*64];
+
+static const uint8_t dv_audio_shuffle525[10][9] = {
+  {  0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */
+  {  6, 36, 66, 26, 56, 86, 16, 46, 76 },
+  { 12, 42, 72,  2, 32, 62, 22, 52, 82 },
+  { 18, 48, 78,  8, 38, 68, 28, 58, 88 },
+  { 24, 54, 84, 14, 44, 74,  4, 34, 64 },
+
+  {  1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */
+  {  7, 37, 67, 27, 57, 87, 17, 47, 77 },
+  { 13, 43, 73,  3, 33, 63, 23, 53, 83 },
+  { 19, 49, 79,  9, 39, 69, 29, 59, 89 },
+  { 25, 55, 85, 15, 45, 75,  5, 35, 65 },
+};
+
+static const uint8_t dv_audio_shuffle625[12][9] = {
+  {   0,  36,  72,  26,  62,  98,  16,  52,  88}, /* 1st channel */
+  {   6,  42,  78,  32,  68, 104,  22,  58,  94},
+  {  12,  48,  84,   2,  38,  74,  28,  64, 100},
+  {  18,  54,  90,   8,  44,  80,  34,  70, 106},
+  {  24,  60,  96,  14,  50,  86,   4,  40,  76},
+  {  30,  66, 102,  20,  56,  92,  10,  46,  82},
+
+  {   1,  37,  73,  27,  63,  99,  17,  53,  89}, /* 2nd channel */
+  {   7,  43,  79,  33,  69, 105,  23,  59,  95},
+  {  13,  49,  85,   3,  39,  75,  29,  65, 101},
+  {  19,  55,  91,   9,  45,  81,  35,  71, 107},
+  {  25,  61,  97,  15,  51,  87,   5,  41,  77},
+  {  31,  67, 103,  21,  57,  93,  11,  47,  83},
+};
+
+/* macroblock bit budgets */
+static const uint8_t block_sizes_dv2550[8] = {
+    112, 112, 112, 112, 80, 80, 0, 0,
+};
+
+static const uint8_t block_sizes_dv100[8] = {
+    80, 80, 80, 80, 80, 80, 64, 64,
+};
+
+static const DVprofile dv_profiles[] = {
+    { .dsf = 0,
+      .video_stype = 0x0,
+      .frame_size = 120000,        /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */
+      .difseg_size = 10,
+      .n_difchan = 1,
+      .time_base = { 1001, 30000 },
+      .ltc_divisor = 30,
+      .height = 480,
+      .width = 720,
+      .sar = {{8, 9}, {32, 27}},
+      .work_chunks = &work_chunks_dv25ntsc[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV411P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 90,
+      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
+      .audio_shuffle = dv_audio_shuffle525,
+    },
+    { .dsf = 1,
+      .video_stype = 0x0,
+      .frame_size = 144000,        /* IEC 61834 - 625/50 (PAL) */
+      .difseg_size = 12,
+      .n_difchan = 1,
+      .time_base = { 1, 25 },
+      .ltc_divisor = 25,
+      .height = 576,
+      .width = 720,
+      .sar = {{16, 15}, {64, 45}},
+      .work_chunks = &work_chunks_dv25pal[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV420P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 108,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    },
+    { .dsf = 1,
+      .video_stype = 0x0,
+      .frame_size = 144000,        /* SMPTE-314M - 625/50 (PAL) */
+      .difseg_size = 12,
+      .n_difchan = 1,
+      .time_base = { 1, 25 },
+      .ltc_divisor = 25,
+      .height = 576,
+      .width = 720,
+      .sar = {{16, 15}, {64, 45}},
+      .work_chunks = &work_chunks_dv25pal411[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV411P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 108,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    },
+    { .dsf = 0,
+      .video_stype = 0x4,
+      .frame_size = 240000,        /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */
+      .difseg_size = 10,           /* also known as "DVCPRO50" */
+      .n_difchan = 2,
+      .time_base = { 1001, 30000 },
+      .ltc_divisor = 30,
+      .height = 480,
+      .width = 720,
+      .sar = {{8, 9}, {32, 27}},
+      .work_chunks = &work_chunks_dv50ntsc[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 90,
+      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
+      .audio_shuffle = dv_audio_shuffle525,
+    },
+    { .dsf = 1,
+      .video_stype = 0x4,
+      .frame_size = 288000,        /* SMPTE-314M - 625/50 (PAL) 50 Mbps */
+      .difseg_size = 12,           /* also known as "DVCPRO50" */
+      .n_difchan = 2,
+      .time_base = { 1, 25 },
+      .ltc_divisor = 25,
+      .height = 576,
+      .width = 720,
+      .sar = {{16, 15}, {64, 45}},
+      .work_chunks = &work_chunks_dv50pal[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 108,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    },
+    { .dsf = 0,
+      .video_stype = 0x14,
+      .frame_size = 480000,        /* SMPTE-370M - 1080i60 100 Mbps */
+      .difseg_size = 10,           /* also known as "DVCPRO HD" */
+      .n_difchan = 4,
+      .time_base = { 1001, 30000 },
+      .ltc_divisor = 30,
+      .height = 1080,
+      .width = 1280,
+      .sar = {{1, 1}, {3, 2}},
+      .work_chunks = &work_chunks_dv100ntsci[0],
+      .idct_factor = &dv_idct_factor_hd1080[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 8,
+      .block_sizes = block_sizes_dv100,
+      .audio_stride = 90,
+      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
+      .audio_shuffle = dv_audio_shuffle525,
+    },
+    { .dsf = 1,
+      .video_stype = 0x14,
+      .frame_size = 576000,        /* SMPTE-370M - 1080i50 100 Mbps */
+      .difseg_size = 12,           /* also known as "DVCPRO HD" */
+      .n_difchan = 4,
+      .time_base = { 1, 25 },
+      .ltc_divisor = 25,
+      .height = 1080,
+      .width = 1440,
+      .sar = {{1, 1}, {4, 3}},
+      .work_chunks = &work_chunks_dv100pali[0],
+      .idct_factor = &dv_idct_factor_hd1080[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 8,
+      .block_sizes = block_sizes_dv100,
+      .audio_stride = 108,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    },
+    { .dsf = 0,
+      .video_stype = 0x18,
+      .frame_size = 240000,        /* SMPTE-370M - 720p60 100 Mbps */
+      .difseg_size = 10,           /* also known as "DVCPRO HD" */
+      .n_difchan = 2,
+      .time_base = { 1001, 60000 },
+      .ltc_divisor = 60,
+      .height = 720,
+      .width = 960,
+      .sar = {{1, 1}, {4, 3}},
+      .work_chunks = &work_chunks_dv100ntscp[0],
+      .idct_factor = &dv_idct_factor_hd720[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 8,
+      .block_sizes = block_sizes_dv100,
+      .audio_stride = 90,
+      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
+      .audio_shuffle = dv_audio_shuffle525,
+    },
+    { .dsf = 1,
+      .video_stype = 0x18,
+      .frame_size = 288000,        /* SMPTE-370M - 720p50 100 Mbps */
+      .difseg_size = 12,           /* also known as "DVCPRO HD" */
+      .n_difchan = 2,
+      .time_base = { 1, 50 },
+      .ltc_divisor = 50,
+      .height = 720,
+      .width = 960,
+      .sar = {{1, 1}, {4, 3}},
+      .work_chunks = &work_chunks_dv100palp[0],
+      .idct_factor = &dv_idct_factor_hd720[0],
+      .pix_fmt = PIX_FMT_YUV422P,
+      .bpm = 8,
+      .block_sizes = block_sizes_dv100,
+      .audio_stride = 90,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    },
+    { .dsf = 1,
+      .video_stype = 0x1,
+      .frame_size = 144000,        /* IEC 61883-5 - 625/50 (PAL) */
+      .difseg_size = 12,
+      .n_difchan = 1,
+      .time_base = { 1, 25 },
+      .ltc_divisor = 25,
+      .height = 576,
+      .width = 720,
+      .sar = {{16, 15}, {64, 45}},
+      .work_chunks = &work_chunks_dv25pal[0],
+      .idct_factor = &dv_idct_factor_sd[0],
+      .pix_fmt = PIX_FMT_YUV420P,
+      .bpm = 6,
+      .block_sizes = block_sizes_dv2550,
+      .audio_stride = 108,
+      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
+      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
+      .audio_shuffle = dv_audio_shuffle625,
+    }
+};
+
+const DVprofile* avpriv_dv_frame_profile2(AVCodecContext* codec, const DVprofile *sys,
+                                  const uint8_t* frame, unsigned buf_size)
+{
+    int i, dsf, stype;
+
+    if(buf_size < DV_PROFILE_BYTES)
+        return NULL;
+
+    dsf = (frame[3] & 0x80) >> 7;
+    stype = frame[80 * 5 + 48 + 3] & 0x1f;
+
+    /* 576i50 25Mbps 4:1:1 is a special case */
+    if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) {
+        return &dv_profiles[2];
+    }
+
+    if(stype == 0 && codec && codec->codec_tag==AV_RL32("dvsd") && codec->coded_width==720 && codec->coded_height==576)
+        return &dv_profiles[1];
+
+    for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++)
+        if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype)
+            return &dv_profiles[i];
+
+    /* check if old sys matches and assumes corrupted input */
+    if (sys && buf_size == sys->frame_size)
+        return sys;
+
+    /* hack for trac issue #217, dv files created with QuickTime 3 */
+    if ((frame[3] & 0x7f) == 0x3f && frame[80 * 5 + 48 + 3] == 0xff)
+        return &dv_profiles[dsf];
+
+    return NULL;
+}
+
+const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys,
+                                  const uint8_t* frame, unsigned buf_size)
+{
+    return avpriv_dv_frame_profile2(NULL, sys, frame, buf_size);
+}
+
+const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec)
+{
+    int i;
+    int w, h;
+
+    if (codec->coded_width || codec->coded_height) {
+        w = codec->coded_width;
+        h = codec->coded_height;
+    } else {
+        w = codec->width;
+        h = codec->height;
+    }
+
+    for (i=0; i<FF_ARRAY_ELEMS(dv_profiles); i++)
+       if (h == dv_profiles[i].height  &&
+           codec->pix_fmt == dv_profiles[i].pix_fmt &&
+           w == dv_profiles[i].width)
+               return &dv_profiles[i];
+
+    return NULL;
+}
+
+void ff_dv_print_profiles(void *logctx, int loglevel)
+{
+    int i;
+    for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) {
+        const DVprofile *p = &dv_profiles[i];
+        av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, "
+               "framerate: %d/%d\n", p->width, p->height, av_get_pix_fmt_name(p->pix_fmt),
+               p->time_base.den, p->time_base.num);
+    }
+}
diff --git a/libavcodec/dv_profile.h b/libavcodec/dv_profile.h
new file mode 100644
index 0000000000..1a2a60fefa
--- /dev/null
+++ b/libavcodec/dv_profile.h
@@ -0,0 +1,78 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_DV_PROFILE_H
+#define AVCODEC_DV_PROFILE_H
+
+#include <stdint.h>
+
+#include "libavutil/pixfmt.h"
+#include "libavutil/rational.h"
+#include "avcodec.h"
+
+/* minimum number of bytes to read from a DV stream in order to
+   determine the profile */
+#define DV_PROFILE_BYTES (6*80) /* 6 DIF blocks */
+
+typedef struct DVwork_chunk {
+    uint16_t  buf_offset;
+    uint16_t  mb_coordinates[5];
+} DVwork_chunk;
+
+/*
+ * DVprofile is used to express the differences between various
+ * DV flavors. For now it's primarily used for differentiating
+ * 525/60 and 625/50, but the plans are to use it for various
+ * DV specs as well (e.g. SMPTE314M vs. IEC 61834).
+ */
+typedef struct DVprofile {
+    int              dsf;                   /* value of the dsf in the DV header */
+    int              video_stype;           /* stype for VAUX source pack */
+    int              frame_size;            /* total size of one frame in bytes */
+    int              difseg_size;           /* number of DIF segments per DIF channel */
+    int              n_difchan;             /* number of DIF channels per frame */
+    AVRational       time_base;             /* 1/framerate */
+    int              ltc_divisor;           /* FPS from the LTS standpoint */
+    int              height;                /* picture height in pixels */
+    int              width;                 /* picture width in pixels */
+    AVRational       sar[2];                /* sample aspect ratios for 4:3 and 16:9 */
+    DVwork_chunk    *work_chunks;           /* each thread gets its own chunk of frame to work on */
+    uint32_t        *idct_factor;           /* set of iDCT factor tables */
+    enum PixelFormat pix_fmt;               /* picture pixel format */
+    int              bpm;                   /* blocks per macroblock */
+    const uint8_t   *block_sizes;           /* AC block sizes, in bits */
+    int              audio_stride;          /* size of audio_shuffle table */
+    int              audio_min_samples[3];  /* min amount of audio samples */
+                                            /* for 48kHz, 44.1kHz and 32kHz */
+    int              audio_samples_dist[5]; /* how many samples are supposed to be */
+                                            /* in each frame in a 5 frames window */
+    const uint8_t  (*audio_shuffle)[9];     /* PCM shuffling table */
+} DVprofile;
+
+const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys,
+                                         const uint8_t* frame, unsigned buf_size);
+const DVprofile* avpriv_dv_frame_profile2(AVCodecContext* codec, const DVprofile *sys,
+                                  const uint8_t* frame, unsigned buf_size);
+const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec);
+
+/**
+ *  Print all allowed DV profiles into logctx at specified logging level.
+ */
+void ff_dv_print_profiles(void *logctx, int loglevel);
+
+#endif /* AVCODEC_DV_PROFILE_H */
diff --git a/libavcodec/dvdata.c b/libavcodec/dvdata.c
index fc526e3309..a7e3d591ad 100644
--- a/libavcodec/dvdata.c
+++ b/libavcodec/dvdata.c
@@ -24,9 +24,6 @@
  * Constants for DV codec.
  */
 
-#include "libavutil/rational.h"
-#include "libavutil/intreadwrite.h"
-#include "libavutil/pixdesc.h"
 #include "avcodec.h"
 #include "dvdata.h"
 
@@ -123,330 +120,3 @@ const int ff_dv_iweight_720_c[64] = {
     394, 406, 418, 438, 418, 464, 464, 492,
 };
 
-static DVwork_chunk work_chunks_dv25pal   [1*12*27];
-static DVwork_chunk work_chunks_dv25pal411[1*12*27];
-static DVwork_chunk work_chunks_dv25ntsc  [1*10*27];
-static DVwork_chunk work_chunks_dv50pal   [2*12*27];
-static DVwork_chunk work_chunks_dv50ntsc  [2*10*27];
-static DVwork_chunk work_chunks_dv100palp [2*12*27];
-static DVwork_chunk work_chunks_dv100ntscp[2*10*27];
-static DVwork_chunk work_chunks_dv100pali [4*12*27];
-static DVwork_chunk work_chunks_dv100ntsci[4*10*27];
-
-static uint32_t dv_idct_factor_sd    [2*2*22*64];
-static uint32_t dv_idct_factor_hd1080[2*4*16*64];
-static uint32_t dv_idct_factor_hd720 [2*4*16*64];
-
-static const uint8_t dv_audio_shuffle525[10][9] = {
-  {  0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */
-  {  6, 36, 66, 26, 56, 86, 16, 46, 76 },
-  { 12, 42, 72,  2, 32, 62, 22, 52, 82 },
-  { 18, 48, 78,  8, 38, 68, 28, 58, 88 },
-  { 24, 54, 84, 14, 44, 74,  4, 34, 64 },
-
-  {  1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */
-  {  7, 37, 67, 27, 57, 87, 17, 47, 77 },
-  { 13, 43, 73,  3, 33, 63, 23, 53, 83 },
-  { 19, 49, 79,  9, 39, 69, 29, 59, 89 },
-  { 25, 55, 85, 15, 45, 75,  5, 35, 65 },
-};
-
-static const uint8_t dv_audio_shuffle625[12][9] = {
-  {   0,  36,  72,  26,  62,  98,  16,  52,  88}, /* 1st channel */
-  {   6,  42,  78,  32,  68, 104,  22,  58,  94},
-  {  12,  48,  84,   2,  38,  74,  28,  64, 100},
-  {  18,  54,  90,   8,  44,  80,  34,  70, 106},
-  {  24,  60,  96,  14,  50,  86,   4,  40,  76},
-  {  30,  66, 102,  20,  56,  92,  10,  46,  82},
-
-  {   1,  37,  73,  27,  63,  99,  17,  53,  89}, /* 2nd channel */
-  {   7,  43,  79,  33,  69, 105,  23,  59,  95},
-  {  13,  49,  85,   3,  39,  75,  29,  65, 101},
-  {  19,  55,  91,   9,  45,  81,  35,  71, 107},
-  {  25,  61,  97,  15,  51,  87,   5,  41,  77},
-  {  31,  67, 103,  21,  57,  93,  11,  47,  83},
-};
-
-/* macroblock bit budgets */
-static const uint8_t block_sizes_dv2550[8] = {
-    112, 112, 112, 112, 80, 80, 0, 0,
-};
-
-static const uint8_t block_sizes_dv100[8] = {
-    80, 80, 80, 80, 80, 80, 64, 64,
-};
-static const DVprofile dv_profiles[] = {
-    { .dsf = 0,
-      .video_stype = 0x0,
-      .frame_size = 120000,        /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */
-      .difseg_size = 10,
-      .n_difchan = 1,
-      .time_base = { 1001, 30000 },
-      .ltc_divisor = 30,
-      .height = 480,
-      .width = 720,
-      .sar = {{8, 9}, {32, 27}},
-      .work_chunks = &work_chunks_dv25ntsc[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV411P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 90,
-      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
-      .audio_shuffle = dv_audio_shuffle525,
-    },
-    { .dsf = 1,
-      .video_stype = 0x0,
-      .frame_size = 144000,        /* IEC 61834 - 625/50 (PAL) */
-      .difseg_size = 12,
-      .n_difchan = 1,
-      .time_base = { 1, 25 },
-      .ltc_divisor = 25,
-      .height = 576,
-      .width = 720,
-      .sar = {{16, 15}, {64, 45}},
-      .work_chunks = &work_chunks_dv25pal[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV420P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 108,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    },
-    { .dsf = 1,
-      .video_stype = 0x0,
-      .frame_size = 144000,        /* SMPTE-314M - 625/50 (PAL) */
-      .difseg_size = 12,
-      .n_difchan = 1,
-      .time_base = { 1, 25 },
-      .ltc_divisor = 25,
-      .height = 576,
-      .width = 720,
-      .sar = {{16, 15}, {64, 45}},
-      .work_chunks = &work_chunks_dv25pal411[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV411P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 108,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    },
-    { .dsf = 0,
-      .video_stype = 0x4,
-      .frame_size = 240000,        /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */
-      .difseg_size = 10,           /* also known as "DVCPRO50" */
-      .n_difchan = 2,
-      .time_base = { 1001, 30000 },
-      .ltc_divisor = 30,
-      .height = 480,
-      .width = 720,
-      .sar = {{8, 9}, {32, 27}},
-      .work_chunks = &work_chunks_dv50ntsc[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 90,
-      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
-      .audio_shuffle = dv_audio_shuffle525,
-    },
-    { .dsf = 1,
-      .video_stype = 0x4,
-      .frame_size = 288000,        /* SMPTE-314M - 625/50 (PAL) 50 Mbps */
-      .difseg_size = 12,           /* also known as "DVCPRO50" */
-      .n_difchan = 2,
-      .time_base = { 1, 25 },
-      .ltc_divisor = 25,
-      .height = 576,
-      .width = 720,
-      .sar = {{16, 15}, {64, 45}},
-      .work_chunks = &work_chunks_dv50pal[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 108,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    },
-    { .dsf = 0,
-      .video_stype = 0x14,
-      .frame_size = 480000,        /* SMPTE-370M - 1080i60 100 Mbps */
-      .difseg_size = 10,           /* also known as "DVCPRO HD" */
-      .n_difchan = 4,
-      .time_base = { 1001, 30000 },
-      .ltc_divisor = 30,
-      .height = 1080,
-      .width = 1280,
-      .sar = {{1, 1}, {3, 2}},
-      .work_chunks = &work_chunks_dv100ntsci[0],
-      .idct_factor = &dv_idct_factor_hd1080[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 8,
-      .block_sizes = block_sizes_dv100,
-      .audio_stride = 90,
-      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
-      .audio_shuffle = dv_audio_shuffle525,
-    },
-    { .dsf = 1,
-      .video_stype = 0x14,
-      .frame_size = 576000,        /* SMPTE-370M - 1080i50 100 Mbps */
-      .difseg_size = 12,           /* also known as "DVCPRO HD" */
-      .n_difchan = 4,
-      .time_base = { 1, 25 },
-      .ltc_divisor = 25,
-      .height = 1080,
-      .width = 1440,
-      .sar = {{1, 1}, {4, 3}},
-      .work_chunks = &work_chunks_dv100pali[0],
-      .idct_factor = &dv_idct_factor_hd1080[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 8,
-      .block_sizes = block_sizes_dv100,
-      .audio_stride = 108,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    },
-    { .dsf = 0,
-      .video_stype = 0x18,
-      .frame_size = 240000,        /* SMPTE-370M - 720p60 100 Mbps */
-      .difseg_size = 10,           /* also known as "DVCPRO HD" */
-      .n_difchan = 2,
-      .time_base = { 1001, 60000 },
-      .ltc_divisor = 60,
-      .height = 720,
-      .width = 960,
-      .sar = {{1, 1}, {4, 3}},
-      .work_chunks = &work_chunks_dv100ntscp[0],
-      .idct_factor = &dv_idct_factor_hd720[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 8,
-      .block_sizes = block_sizes_dv100,
-      .audio_stride = 90,
-      .audio_min_samples  = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */
-      .audio_shuffle = dv_audio_shuffle525,
-    },
-    { .dsf = 1,
-      .video_stype = 0x18,
-      .frame_size = 288000,        /* SMPTE-370M - 720p50 100 Mbps */
-      .difseg_size = 12,           /* also known as "DVCPRO HD" */
-      .n_difchan = 2,
-      .time_base = { 1, 50 },
-      .ltc_divisor = 50,
-      .height = 720,
-      .width = 960,
-      .sar = {{1, 1}, {4, 3}},
-      .work_chunks = &work_chunks_dv100palp[0],
-      .idct_factor = &dv_idct_factor_hd720[0],
-      .pix_fmt = PIX_FMT_YUV422P,
-      .bpm = 8,
-      .block_sizes = block_sizes_dv100,
-      .audio_stride = 90,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    },
-    { .dsf = 1,
-      .video_stype = 0x1,
-      .frame_size = 144000,        /* IEC 61883-5 - 625/50 (PAL) */
-      .difseg_size = 12,
-      .n_difchan = 1,
-      .time_base = { 1, 25 },
-      .ltc_divisor = 25,
-      .height = 576,
-      .width = 720,
-      .sar = {{16, 15}, {64, 45}},
-      .work_chunks = &work_chunks_dv25pal[0],
-      .idct_factor = &dv_idct_factor_sd[0],
-      .pix_fmt = PIX_FMT_YUV420P,
-      .bpm = 6,
-      .block_sizes = block_sizes_dv2550,
-      .audio_stride = 108,
-      .audio_min_samples  = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */
-      .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 },
-      .audio_shuffle = dv_audio_shuffle625,
-    }
-};
-
-const DVprofile* avpriv_dv_frame_profile2(AVCodecContext* codec, const DVprofile *sys,
-                                  const uint8_t* frame, unsigned buf_size)
-{
-    int i, dsf, stype;
-
-    if(buf_size < DV_PROFILE_BYTES)
-        return NULL;
-
-    dsf = (frame[3] & 0x80) >> 7;
-    stype = frame[80 * 5 + 48 + 3] & 0x1f;
-
-    /* 576i50 25Mbps 4:1:1 is a special case */
-    if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) {
-        return &dv_profiles[2];
-    }
-
-    if(stype == 0 && codec && codec->codec_tag==AV_RL32("dvsd") && codec->coded_width==720 && codec->coded_height==576)
-        return &dv_profiles[1];
-
-    for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++)
-        if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype)
-            return &dv_profiles[i];
-
-    /* check if old sys matches and assumes corrupted input */
-    if (sys && buf_size == sys->frame_size)
-        return sys;
-
-    /* hack for trac issue #217, dv files created with QuickTime 3 */
-    if ((frame[3] & 0x7f) == 0x3f && frame[80 * 5 + 48 + 3] == 0xff)
-        return &dv_profiles[dsf];
-
-    return NULL;
-}
-
-const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys,
-                                  const uint8_t* frame, unsigned buf_size)
-{
-    return avpriv_dv_frame_profile2(NULL, sys, frame, buf_size);
-}
-
-const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec)
-{
-    int i;
-    int w, h;
-
-    if (codec->coded_width || codec->coded_height) {
-        w = codec->coded_width;
-        h = codec->coded_height;
-    } else {
-        w = codec->width;
-        h = codec->height;
-    }
-
-    for (i=0; i<FF_ARRAY_ELEMS(dv_profiles); i++)
-       if (h == dv_profiles[i].height  &&
-           codec->pix_fmt      == dv_profiles[i].pix_fmt &&
-           w == dv_profiles[i].width)
-               return &dv_profiles[i];
-
-    return NULL;
-}
-
-void ff_dv_print_profiles(void *logctx, int loglevel)
-{
-    int i;
-    for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) {
-        const DVprofile *p = &dv_profiles[i];
-        av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, "
-               "framerate: %d/%d\n", p->width, p->height, av_get_pix_fmt_name(p->pix_fmt),
-               p->time_base.den, p->time_base.num);
-    }
-}
diff --git a/libavcodec/dvdata.h b/libavcodec/dvdata.h
index c244fada67..b1fa44ae39 100644
--- a/libavcodec/dvdata.h
+++ b/libavcodec/dvdata.h
@@ -27,45 +27,10 @@
 #ifndef AVCODEC_DVDATA_H
 #define AVCODEC_DVDATA_H
 
-#include "libavutil/rational.h"
 #include "avcodec.h"
 #include "dsputil.h"
 #include "get_bits.h"
-
-typedef struct DVwork_chunk {
-    uint16_t  buf_offset;
-    uint16_t  mb_coordinates[5];
-} DVwork_chunk;
-
-/*
- * DVprofile is used to express the differences between various
- * DV flavors. For now it's primarily used for differentiating
- * 525/60 and 625/50, but the plans are to use it for various
- * DV specs as well (e.g. SMPTE314M vs. IEC 61834).
- */
-typedef struct DVprofile {
-    int              dsf;                   /* value of the dsf in the DV header */
-    int              video_stype;           /* stype for VAUX source pack */
-    int              frame_size;            /* total size of one frame in bytes */
-    int              difseg_size;           /* number of DIF segments per DIF channel */
-    int              n_difchan;             /* number of DIF channels per frame */
-    AVRational       time_base;             /* 1/framerate */
-    int              ltc_divisor;           /* FPS from the LTS standpoint */
-    int              height;                /* picture height in pixels */
-    int              width;                 /* picture width in pixels */
-    AVRational       sar[2];                /* sample aspect ratios for 4:3 and 16:9 */
-    DVwork_chunk    *work_chunks;           /* each thread gets its own chunk of frame to work on */
-    uint32_t        *idct_factor;           /* set of iDCT factor tables */
-    enum PixelFormat pix_fmt;               /* picture pixel format */
-    int              bpm;                   /* blocks per macroblock */
-    const uint8_t   *block_sizes;           /* AC block sizes, in bits */
-    int              audio_stride;          /* size of audio_shuffle table */
-    int              audio_min_samples[3];  /* min amount of audio samples */
-                                            /* for 48kHz, 44.1kHz and 32kHz */
-    int              audio_samples_dist[5]; /* how many samples are supposed to be */
-                                            /* in each frame in a 5 frames window */
-    const uint8_t  (*audio_shuffle)[9];     /* PCM shuffling table */
-} DVprofile;
+#include "dv_profile.h"
 
 typedef struct DVVideoContext {
     const DVprofile *sys;
@@ -118,10 +83,6 @@ extern const int ff_dv_iweight_720_c[64];
 #define DV_PROFILE_IS_1080i50(p) (((p)->video_stype == 0x14) && ((p)->dsf == 1))
 #define DV_PROFILE_IS_720p50(p)  (((p)->video_stype == 0x18) && ((p)->dsf == 1))
 
-/* minimum number of bytes to read from a DV stream in order to
-   determine the profile */
-#define DV_PROFILE_BYTES (6*80) /* 6 DIF blocks */
-
 /**
  * largest possible DV frame, in bytes (1080i50)
  */
@@ -136,12 +97,6 @@ extern const int ff_dv_iweight_720_c[64];
 
 extern RL_VLC_ELEM ff_dv_rl_vlc[1184];
 
-const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys,
-                                  const uint8_t* frame, unsigned buf_size);
-const DVprofile* avpriv_dv_frame_profile2(AVCodecContext* codec, const DVprofile *sys,
-                                  const uint8_t* frame, unsigned buf_size);
-const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec);
-
 int ff_dv_init_dynamic_tables(const DVprofile *d);
 int ff_dvvideo_init(AVCodecContext *avctx);
 
@@ -166,9 +121,4 @@ static inline void dv_calculate_mb_xy(DVVideoContext *s, DVwork_chunk *work_chun
      }
 }
 
-/**
- *  Print all allowed DV profiles into logctx at specified logging level.
- */
-void ff_dv_print_profiles(void *logctx, int loglevel);
-
 #endif /* AVCODEC_DVDATA_H */
diff --git a/libavcodec/lagarith.c b/libavcodec/lagarith.c
index c2a8ed18e4..27793acdb0 100644
--- a/libavcodec/lagarith.c
+++ b/libavcodec/lagarith.c
@@ -269,6 +269,40 @@ static void lag_pred_line(LagarithContext *l, uint8_t *buf,
     }
 }
 
+static void lag_pred_line_yuy2(LagarithContext *l, uint8_t *buf,
+                               int width, int stride, int line,
+                               int is_luma)
+{
+    int L, TL;
+
+    if (!line) {
+        if (is_luma) {
+            buf++;
+            width--;
+        }
+        l->dsp.add_hfyu_left_prediction(buf + 1, buf + 1, width - 1, buf[0]);
+        return;
+    }
+    if (line == 1) {
+        const int HEAD = is_luma ? 4 : 2;
+        int i;
+
+        L  = buf[width - stride - 1];
+        TL = buf[HEAD  - stride - 1];
+        for (i = 0; i < HEAD; i++) {
+            L += buf[i];
+            buf[i] = L;
+        }
+        buf   += HEAD;
+        width -= HEAD;
+    } else {
+        TL = buf[width - (2 * stride) - 1];
+        L  = buf[width - stride - 1];
+    }
+    l->dsp.add_hfyu_median_prediction(buf, buf - stride, buf, width,
+                                      &L, &TL);
+}
+
 static int lag_decode_line(LagarithContext *l, lag_rac *rac,
                            uint8_t *dst, int width, int stride,
                            int esc_count)
@@ -442,9 +476,17 @@ static int lag_decode_arith_plane(LagarithContext *l, uint8_t *dst,
         return -1;
     }
 
-    for (i = 0; i < height; i++) {
-        lag_pred_line(l, dst, width, stride, i);
-        dst += stride;
+    if (l->avctx->pix_fmt != PIX_FMT_YUV422P) {
+        for (i = 0; i < height; i++) {
+            lag_pred_line(l, dst, width, stride, i);
+            dst += stride;
+        }
+    } else {
+        for (i = 0; i < height; i++) {
+            lag_pred_line_yuy2(l, dst, width, stride, i,
+                               width == l->avctx->width);
+            dst += stride;
+        }
     }
 
     return 0;
@@ -566,6 +608,32 @@ static int lag_decode_frame(AVCodecContext *avctx,
                 srcs[i] += l->rgb_stride;
         }
         break;
+    case FRAME_ARITH_YUY2:
+        avctx->pix_fmt = PIX_FMT_YUV422P;
+
+        if (avctx->get_buffer(avctx, p) < 0) {
+            av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+            return -1;
+        }
+
+        if (offset_ry >= buf_size ||
+            offset_gu >= buf_size ||
+            offset_bv >= buf_size) {
+            av_log(avctx, AV_LOG_ERROR,
+                   "Invalid frame offsets\n");
+            return AVERROR_INVALIDDATA;
+        }
+
+        lag_decode_arith_plane(l, p->data[0], avctx->width, avctx->height,
+                               p->linesize[0], buf + offset_ry,
+                               buf_size - offset_ry);
+        lag_decode_arith_plane(l, p->data[2], avctx->width / 2,
+                               avctx->height, p->linesize[2],
+                               buf + offset_gu, buf_size - offset_gu);
+        lag_decode_arith_plane(l, p->data[1], avctx->width / 2,
+                               avctx->height, p->linesize[1],
+                               buf + offset_bv, buf_size - offset_bv);
+        break;
     case FRAME_ARITH_YV12:
         avctx->pix_fmt = PIX_FMT_YUV420P;
 
diff --git a/libavcodec/qdm2.c b/libavcodec/qdm2.c
index c38282fdf2..a71de72d5b 100644
--- a/libavcodec/qdm2.c
+++ b/libavcodec/qdm2.c
@@ -887,10 +887,10 @@ static int synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int le
 
                     case 30:
                         if (get_bits_left(gb) >= 4) {
-                            unsigned v = qdm2_get_vlc(gb, &vlc_tab_type30, 0, 1);
-                            if (v >= FF_ARRAY_ELEMS(type30_dequant))
+                            unsigned index = qdm2_get_vlc(gb, &vlc_tab_type30, 0, 1);
+                            if (index >= FF_ARRAY_ELEMS(type30_dequant))
                                 return AVERROR_INVALIDDATA;
-                            samples[0] = type30_dequant[v];
+                            samples[0] = type30_dequant[index];
                         } else
                             samples[0] = SB_DITHERING_NOISE(sb,q->noise_idx);
 
@@ -905,10 +905,10 @@ static int synthfilt_build_sb_samples (QDM2Context *q, GetBitContext *gb, int le
                                 type34_predictor = samples[0];
                                 type34_first = 0;
                             } else {
-                                unsigned v = qdm2_get_vlc(gb, &vlc_tab_type34, 0, 1);
-                                if (v >= FF_ARRAY_ELEMS(type34_delta))
+                                unsigned index = qdm2_get_vlc(gb, &vlc_tab_type34, 0, 1);
+                                if (index >= FF_ARRAY_ELEMS(type34_delta))
                                     return AVERROR_INVALIDDATA;
-                                samples[0] = type34_delta[v] / type34_div + type34_predictor;
+                                samples[0] = type34_delta[index] / type34_div + type34_predictor;
                                 type34_predictor = samples[0];
                             }
                         } else {
diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index addae0413a..79b355472e 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -1008,7 +1008,6 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
 {
     int ret;
     AVPacket user_pkt = *avpkt;
-    int nb_samples;
     int needs_realloc = !user_pkt.data;
 
     *got_packet_ptr = 0;
@@ -1016,27 +1015,23 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
     if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) {
         av_free_packet(avpkt);
         av_init_packet(avpkt);
-        avpkt->size = 0;
         return 0;
     }
 
     /* check for valid frame size */
     if (frame) {
-        nb_samples = frame->nb_samples;
         if (avctx->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
-            if (nb_samples > avctx->frame_size)
+            if (frame->nb_samples > avctx->frame_size)
                 return AVERROR(EINVAL);
         } else if (!(avctx->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE)) {
-            if (nb_samples != avctx->frame_size)
+            if (frame->nb_samples != avctx->frame_size)
                 return AVERROR(EINVAL);
         }
-    } else {
-        nb_samples = avctx->frame_size;
     }
 
-    if (avctx->codec->encode2) {
-        ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr);
-        if (!ret && *got_packet_ptr) {
+    ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr);
+    if (!ret) {
+        if (*got_packet_ptr) {
             if (!(avctx->codec->capabilities & CODEC_CAP_DELAY)) {
                 if (avpkt->pts == AV_NOPTS_VALUE)
                     avpkt->pts = frame->pts;
@@ -1048,69 +1043,6 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
         } else {
             avpkt->size = 0;
         }
-    } else {
-        /* for compatibility with encoders not supporting encode2(), we need to
-           allocate a packet buffer if the user has not provided one or check
-           the size otherwise */
-        int fs_tmp   = 0;
-        int buf_size = avpkt->size;
-        if (!user_pkt.data) {
-            if (avctx->codec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE) {
-                av_assert0(av_get_bits_per_sample(avctx->codec_id) != 0);
-                if (!frame)
-                    return AVERROR(EINVAL);
-                buf_size = nb_samples * avctx->channels *
-                           av_get_bits_per_sample(avctx->codec_id) / 8;
-            } else {
-                /* this is a guess as to the required size.
-                   if an encoder needs more than this, it should probably
-                   implement encode2() */
-                buf_size = 2 * avctx->frame_size * avctx->channels *
-                           av_get_bytes_per_sample(avctx->sample_fmt);
-                buf_size += 2*FF_MIN_BUFFER_SIZE;
-            }
-        }
-        if ((ret = ff_alloc_packet2(avctx, avpkt, buf_size)))
-            return ret;
-
-        /* Encoders using AVCodec.encode() that support
-           CODEC_CAP_SMALL_LAST_FRAME require avctx->frame_size to be set to
-           the smaller size when encoding the last frame.
-           This code can be removed once all encoders supporting
-           CODEC_CAP_SMALL_LAST_FRAME use encode2() */
-        if ((avctx->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) &&
-            nb_samples < avctx->frame_size) {
-            fs_tmp = avctx->frame_size;
-            avctx->frame_size = nb_samples;
-        }
-
-        /* encode the frame */
-        ret = avctx->codec->encode(avctx, avpkt->data, avpkt->size,
-                                   frame ? frame->data[0] : NULL);
-        if (ret >= 0) {
-            if (!ret) {
-                /* no output. if the packet data was allocated by libavcodec,
-                   free it */
-                if (!user_pkt.data && avpkt->data != avctx->internal->byte_buffer)
-                    av_freep(&avpkt->data);
-            } else {
-                if (avctx->coded_frame)
-                    avpkt->pts = avpkt->dts = avctx->coded_frame->pts;
-                /* Set duration for final small packet. This can be removed
-                   once all encoders supporting CODEC_CAP_SMALL_LAST_FRAME use
-                   encode2() */
-                if (fs_tmp) {
-                    avpkt->duration = ff_samples_to_time_base(avctx,
-                                                              avctx->frame_size);
-                }
-            }
-            avpkt->size = ret;
-            *got_packet_ptr = (ret > 0);
-            ret = 0;
-        }
-
-        if (fs_tmp)
-            avctx->frame_size = fs_tmp;
     }
     if (avpkt->data && avpkt->data == avctx->internal->byte_buffer) {
         needs_realloc = 0;
@@ -1141,8 +1073,11 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
         avctx->frame_number++;
     }
 
-    if (ret < 0 || !*got_packet_ptr)
+    if (ret < 0 || !*got_packet_ptr) {
         av_free_packet(avpkt);
+        av_init_packet(avpkt);
+        return ret;
+    }
 
     /* NOTE: if we add any audio encoders which output non-keyframe packets,
              this needs to be moved to the encoders, but for now we can do it
diff --git a/libavformat/dv.c b/libavformat/dv.c
index 998173479d..2ce928fa26 100644
--- a/libavformat/dv.c
+++ b/libavformat/dv.c
@@ -31,6 +31,7 @@
 #include <time.h>
 #include "avformat.h"
 #include "internal.h"
+#include "libavcodec/dv_profile.h"
 #include "libavcodec/dvdata.h"
 #include "libavutil/intreadwrite.h"
 #include "libavutil/mathematics.h"
diff --git a/libavformat/dvenc.c b/libavformat/dvenc.c
index 43d654ca20..506225e8eb 100644
--- a/libavformat/dvenc.c
+++ b/libavformat/dvenc.c
@@ -32,6 +32,7 @@
 
 #include "avformat.h"
 #include "internal.h"
+#include "libavcodec/dv_profile.h"
 #include "libavcodec/dvdata.h"
 #include "dv.h"
 #include "libavutil/fifo.h"
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index 45fe1cdc18..a21d0aa166 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -68,18 +68,19 @@ typedef struct FLVStreamContext {
     int64_t last_ts;    ///< last timestamp for each stream
 } FLVStreamContext;
 
-static int get_audio_flags(AVCodecContext *enc){
+static int get_audio_flags(AVFormatContext *s, AVCodecContext *enc)
+{
     int flags = (enc->bits_per_coded_sample == 16) ? FLV_SAMPLESSIZE_16BIT : FLV_SAMPLESSIZE_8BIT;
 
     if (enc->codec_id == CODEC_ID_AAC) // specs force these parameters
         return FLV_CODECID_AAC | FLV_SAMPLERATE_44100HZ | FLV_SAMPLESSIZE_16BIT | FLV_STEREO;
     else if (enc->codec_id == CODEC_ID_SPEEX) {
         if (enc->sample_rate != 16000) {
-            av_log(enc, AV_LOG_ERROR, "flv only supports wideband (16kHz) Speex audio\n");
+            av_log(s, AV_LOG_ERROR, "flv only supports wideband (16kHz) Speex audio\n");
             return -1;
         }
         if (enc->channels != 1) {
-            av_log(enc, AV_LOG_ERROR, "flv only supports mono Speex audio\n");
+            av_log(s, AV_LOG_ERROR, "flv only supports mono Speex audio\n");
             return -1;
         }
         return FLV_CODECID_SPEEX | FLV_SAMPLERATE_11025HZ | FLV_SAMPLESSIZE_16BIT;
@@ -102,7 +103,7 @@ static int get_audio_flags(AVCodecContext *enc){
                 break;
             }
         default:
-            av_log(enc, AV_LOG_ERROR, "flv does not support that sample rate, choose from (44100, 22050, 11025).\n");
+            av_log(s, AV_LOG_ERROR, "flv does not support that sample rate, choose from (44100, 22050, 11025).\n");
             return -1;
     }
     }
@@ -140,7 +141,7 @@ static int get_audio_flags(AVCodecContext *enc){
         flags |= enc->codec_tag<<4;
         break;
     default:
-        av_log(enc, AV_LOG_ERROR, "codec not compatible with flv\n");
+        av_log(s, AV_LOG_ERROR, "codec not compatible with flv\n");
         return -1;
     }
 
@@ -198,12 +199,12 @@ static int flv_write_header(AVFormatContext *s)
             }
             video_enc = enc;
             if(enc->codec_tag == 0) {
-                av_log(enc, AV_LOG_ERROR, "video codec not compatible with flv\n");
+                av_log(s, AV_LOG_ERROR, "video codec not compatible with flv\n");
                 return -1;
             }
         } else if (enc->codec_type == AVMEDIA_TYPE_AUDIO) {
             audio_enc = enc;
-            if(get_audio_flags(enc)<0)
+            if (get_audio_flags(s, enc) < 0)
                 return -1;
         }
         avpriv_set_pts_info(s->streams[i], 32, 1, 1000); /* 32 bit pts in ms */
@@ -344,7 +345,7 @@ static int flv_write_header(AVFormatContext *s)
             avio_wb24(pb, 0); // streamid
             pos = avio_tell(pb);
             if (enc->codec_id == CODEC_ID_AAC) {
-                avio_w8(pb, get_audio_flags(enc));
+                avio_w8(pb, get_audio_flags(s, enc));
                 avio_w8(pb, 0); // AAC sequence header
                 avio_write(pb, enc->extradata, enc->extradata_size);
             } else {
@@ -420,13 +421,13 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
 
         flags = enc->codec_tag;
         if(flags == 0) {
-            av_log(enc, AV_LOG_ERROR, "video codec %s not compatible with flv\n", avcodec_get_name(enc->codec_id));
+            av_log(s, AV_LOG_ERROR, "video codec %s not compatible with flv\n", avcodec_get_name(enc->codec_id));
             return -1;
         }
 
         flags |= pkt->flags & AV_PKT_FLAG_KEY ? FLV_FRAME_KEY : FLV_FRAME_INTER;
     } else if (enc->codec_type == AVMEDIA_TYPE_AUDIO) {
-        flags = get_audio_flags(enc);
+        flags = get_audio_flags(s, enc);
 
         assert(size);
 
diff --git a/libavformat/mov.c b/libavformat/mov.c
index f8da064980..240bccf402 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -655,9 +655,9 @@ static int mov_read_chan(MOVContext *c, AVIOContext *pb, MOVAtom atom)
 
     label_mask = 0;
     for (i = 0; i < num_descr; i++) {
-        uint32_t av_unused label, cflags;
+        uint32_t label;
         label     = avio_rb32(pb);          // mChannelLabel
-        cflags    = avio_rb32(pb);          // mChannelFlags
+        avio_rb32(pb);                      // mChannelFlags
         avio_rl32(pb);                      // mCoordinates[0]
         avio_rl32(pb);                      // mCoordinates[1]
         avio_rl32(pb);                      // mCoordinates[2]
diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index 521e9b8c6a..2feb2409ba 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -66,6 +66,7 @@ typedef struct RTMPContext {
     int           chunk_size;                 ///< size of the chunks RTMP packets are divided into
     int           is_input;                   ///< input/output flag
     char          *playpath;                  ///< stream identifier to play (with possible "mp4:" prefix)
+    int           live;                       ///< 0: recorded, -1: live, -2: both
     char          *app;                       ///< name of application
     ClientState   state;                      ///< current state
     int           main_channel_id;            ///< an additional channel ID which is used for some invocations
@@ -287,7 +288,7 @@ static void gen_play(URLContext *s, RTMPContext *rt)
 
     av_log(s, AV_LOG_DEBUG, "Sending play command for '%s'\n", rt->playpath);
     ff_rtmp_packet_create(&pkt, RTMP_VIDEO_CHANNEL, RTMP_PT_INVOKE, 0,
-                          20 + strlen(rt->playpath));
+                          29 + strlen(rt->playpath));
     pkt.extra = rt->main_channel_id;
 
     p = pkt.data;
@@ -295,6 +296,7 @@ static void gen_play(URLContext *s, RTMPContext *rt)
     ff_amf_write_number(&p, ++rt->nb_invokes);
     ff_amf_write_null(&p);
     ff_amf_write_string(&p, rt->playpath);
+    ff_amf_write_number(&p, rt->live);
 
     ff_rtmp_packet_write(rt->stream, &pkt, rt->chunk_size, rt->prev_pkt[1]);
     ff_rtmp_packet_destroy(&pkt);
@@ -1050,6 +1052,10 @@ static int rtmp_write(URLContext *s, const uint8_t *buf, int size)
 
 static const AVOption rtmp_options[] = {
     {"rtmp_app", "Name of application to connect to on the RTMP server", OFFSET(app), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
+    {"rtmp_live", "Specify that the media is a live stream.", OFFSET(live), AV_OPT_TYPE_INT, {-2}, INT_MIN, INT_MAX, DEC, "rtmp_live"},
+    {"any", "both", 0, AV_OPT_TYPE_CONST, {-2}, 0, 0, DEC, "rtmp_live"},
+    {"live", "live stream", 0, AV_OPT_TYPE_CONST, {-1}, 0, 0, DEC, "rtmp_live"},
+    {"recorded", "recorded stream", 0, AV_OPT_TYPE_CONST, {0}, 0, 0, DEC, "rtmp_live"},
     {"rtmp_playpath", "Stream identifier to play or to publish", OFFSET(playpath), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, DEC|ENC},
     { NULL },
 };
diff --git a/libavutil/samplefmt.c b/libavutil/samplefmt.c
index 69939c48f0..560c7f5cd5 100644
--- a/libavutil/samplefmt.c
+++ b/libavutil/samplefmt.c
@@ -152,7 +152,7 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
 }
 
 int av_samples_fill_arrays(uint8_t **audio_data, int *linesize,
-                           uint8_t *buf, int nb_channels, int nb_samples,
+                           const uint8_t *buf, int nb_channels, int nb_samples,
                            enum AVSampleFormat sample_fmt, int align)
 {
     int ch, planar, buf_size, line_size;
diff --git a/libavutil/samplefmt.h b/libavutil/samplefmt.h
index 99fde99e8c..fa55efe78a 100644
--- a/libavutil/samplefmt.h
+++ b/libavutil/samplefmt.h
@@ -178,7 +178,8 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
  * @param align            buffer size alignment (0 = default, 1 = no alignment)
  * @return                 0 on success or a negative error code on failure
  */
-int av_samples_fill_arrays(uint8_t **audio_data, int *linesize, uint8_t *buf,
+int av_samples_fill_arrays(uint8_t **audio_data, int *linesize,
+                           const uint8_t *buf,
                            int nb_channels, int nb_samples,
                            enum AVSampleFormat sample_fmt, int align);
 
diff --git a/tests/Makefile b/tests/Makefile
index c8a55892b8..1f7d49e5fb 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -62,6 +62,7 @@ include $(SRC_PATH)/tests/fate/microsoft.mak
 include $(SRC_PATH)/tests/fate/mp3.mak
 include $(SRC_PATH)/tests/fate/mpc.mak
 include $(SRC_PATH)/tests/fate/pcm.mak
+include $(SRC_PATH)/tests/fate/probe.mak
 include $(SRC_PATH)/tests/fate/prores.mak
 include $(SRC_PATH)/tests/fate/qt.mak
 include $(SRC_PATH)/tests/fate/qtrle.mak
@@ -138,7 +139,7 @@ TOOL = ffmpeg
 
 fate:: $(FATE)
 
-$(FATE) $(FATE_TESTS-no): $(TOOL)$(EXESUF) $(FATE_UTILS:%=tests/%$(HOSTEXESUF))
+$(FATE) $(FATE_TESTS-no): ffmpeg$(EXESUF) ffprobe$(EXESUF) $(FATE_UTILS:%=tests/%$(HOSTEXESUF))
 	@echo "TEST    $(@:fate-%=%)"
 	$(Q)$(SRC_PATH)/tests/fate-run.sh $@ "$(SAMPLES)" "$(TARGET_EXEC)" "$(TARGET_PATH)" '$(CMD)' '$(CMP)' '$(REF)' '$(FUZZ)' '$(THREADS)' '$(THREAD_TYPE)' '$(CPUFLAGS)' '$(CMP_SHIFT)' '$(CMP_TARGET)' '$(SIZE_TOLERANCE)'
 
diff --git a/tests/fate-run.sh b/tests/fate-run.sh
index 47649f4246..b3f1b68a93 100755
--- a/tests/fate-run.sh
+++ b/tests/fate-run.sh
@@ -60,11 +60,21 @@ stddev(){
     do_tiny_psnr "$1" "$2" stddev
 }
 
+oneline(){
+    val=$(cat "$2")
+    test x"$val" = x"$1" || { r=$?; printf -- '-%s\n+%s\n' "$ref" "$val"; }
+    return ${r:-0}
+}
+
 run(){
     test "${V:-0}" -gt 0 && echo "$target_exec" $target_path/"$@" >&3
     $target_exec $target_path/"$@"
 }
 
+probefmt(){
+    run ffprobe -show_format_entry format_name -v 0 "$@"
+}
+
 avconv(){
     run ffmpeg -nostats -threads $threads -thread_type $thread_type -cpuflags $cpuflags "$@"
 }
@@ -151,11 +161,12 @@ if [ $err -gt 128 ]; then
     test "${sig}" = "${sig%[!A-Za-z]*}" || unset sig
 fi
 
-if test -e "$ref"; then
+if test -e "$ref" || test $cmp = "oneline" ; then
     case $cmp in
         diff)   diff -u -w "$ref" "$outfile"            >$cmpfile ;;
         oneoff) oneoff     "$ref" "$outfile"            >$cmpfile ;;
         stddev) stddev     "$ref" "$outfile"            >$cmpfile ;;
+        oneline)oneline    "$ref" "$outfile"            >$cmpfile ;;
         null)   cat               "$outfile"            >$cmpfile ;;
     esac
     cmperr=$?
diff --git a/tests/fate/probe.mak b/tests/fate/probe.mak
new file mode 100644
index 0000000000..39068f2d74
--- /dev/null
+++ b/tests/fate/probe.mak
@@ -0,0 +1,17 @@
+FATE_PROBE_FORMAT += fate-probe-format-roundup997
+fate-probe-format-roundup997:  REF = format_name=mpeg
+
+FATE_PROBE_FORMAT += fate-probe-format-roundup1383
+fate-probe-format-roundup1383: REF = format_name=mp3
+
+FATE_PROBE_FORMAT += fate-probe-format-roundup1414
+fate-probe-format-roundup1414: REF = format_name=mpeg
+
+FATE_PROBE_FORMAT += fate-probe-format-roundup2015
+fate-probe-format-roundup2015: REF = format_name=dv
+
+FATE_TESTS += $(FATE_PROBE_FORMAT)
+fate-probe-format: $(FATE_PROBE_FORMAT)
+
+$(FATE_PROBE_FORMAT): CMP = oneline
+fate-probe-format-%: CMD = probefmt $(SAMPLES)/probe-format/$(@:fate-probe-format-%=%)