Merge remote-tracking branch 'qatar/master'

* qatar/master: (28 commits)
  Remove some non-compiling debug messages.
  ffplay: Fix non-compiling debug printf and replace it by av_dlog.
  H264: x86 predict init cosmetics.
  ac3enc: Fix linking of AC-3 encoder without the E-AC-3 encoder.
  Move E-AC-3 encoder functions to a separate eac3enc.c file.
  ac3enc: remove convenience macro, #define DEBUG
  ac3enc: remove unused #define
  vc1: re-initialize tables after width/height change.
  APIchanges: fill-in git commit hash for av_get_bytes_per_sample() addition
  samplefmt: add av_get_bytes_per_sample()
  iirfilter: fix biquad filter coefficients.
  swscale: remove duplicate conversion routine in swScale().
  swscale: add yuv2planar/packed function typedefs.
  swscale: integrate yuv2nv12X_C into yuv2yuvX() function pointers.
  swscale: reindent x86 init code.
  swscale: extract SWS_FULL_CHR_H_INT conditional into init code.
  swscale: cosmetics.
  swscale: remove alp/chr/lumSrcOffset.
  swscale: un-special-case yuv2yuvX16_c().
  shorten: Remove stray DEBUG #define and corresponding av_dlog statement.
  ...

Conflicts:
	doc/APIchanges
	libavcodec/ac3enc.c
	libavutil/avutil.h
	libavutil/samplefmt.c
	libswscale/swscale.c
	libswscale/swscale_internal.h
	libswscale/x86/swscale_template.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -107,7 +107,7 @@ Configuration options:
   --disable-mdct           disable MDCT code
   --disable-rdft           disable RDFT code
   --enable-vaapi           enable VAAPI code
-  --disable-vdpau          disable VDPAU code
+  --enable-vdpau           enable VDPAU code
   --disable-dxva2          disable DXVA2 code
   --enable-runtime-cpudetect detect cpu capabilities at runtime (bigger binary)
   --enable-hardcoded-tables use hardcoded tables instead of runtime generation

doc/APIchanges

@@ -50,6 +50,10 @@ API changes, most recent first:
 2011-05-XX - XXXXXX - lavfi 2.6.0 - avcodec.h
   Add avfilter_get_video_buffer_ref_from_frame() to libavfilter/avcodec.h.
 
+2011-06-07 - a6703fa - lavu 51.4.0 - av_get_bytes_per_sample()
+  Add av_get_bytes_per_sample() in libavutil/samplefmt.h.
+  Deprecate av_get_bits_per_sample_fmt().
+
 2011-06-xx - xxxxxxx - lavu 51.3.0 - opt.h
   Add av_opt_free convenience function.
 

ffplay.c

@@ -54,9 +54,6 @@
 const char program_name[] = "ffplay";
 const int program_birth_year = 2003;
 
-//#define DEBUG
-//#define DEBUG_SYNC
-
 #define MAX_QUEUE_SIZE (15 * 1024 * 1024)
 #define MIN_AUDIOQ_SIZE (20 * 16 * 1024)
 #define MIN_FRAMES 5
@@ -1052,10 +1049,9 @@ static double compute_target_time(double frame_current_pts, VideoState *is)
         }
     }
     is->frame_timer += delay;
-#if defined(DEBUG_SYNC)
-    printf("video: delay=%0.3f actual_delay=%0.3f pts=%0.3f A-V=%f\n",
-            delay, actual_delay, frame_current_pts, -diff);
-#endif
+
+    av_dlog(NULL, "video: delay=%0.3f pts=%0.3f A-V=%f\n",
+            delay, frame_current_pts, -diff);
 
     return is->frame_timer;
 }
@@ -2033,7 +2029,7 @@ static int audio_decode_frame(VideoState *is, double *pts_ptr)
             n = 2 * dec->channels;
             is->audio_clock += (double)data_size /
                 (double)(n * dec->sample_rate);
-#if defined(DEBUG_SYNC)
+#ifdef DEBUG
             {
                 static double last_clock;
                 printf("audio: delay=%0.3f clock=%0.3f pts=%0.3f\n",

libavcodec/Makefile

@@ -127,7 +127,8 @@ OBJS-$(CONFIG_DVVIDEO_DECODER)         += dv.o dvdata.o
 OBJS-$(CONFIG_DVVIDEO_ENCODER)         += dv.o dvdata.o
 OBJS-$(CONFIG_DXA_DECODER)             += dxa.o
 OBJS-$(CONFIG_EAC3_DECODER)            += eac3dec.o eac3dec_data.o
-OBJS-$(CONFIG_EAC3_ENCODER)            += ac3enc_float.o ac3tab.o ac3.o kbdwin.o
+OBJS-$(CONFIG_EAC3_ENCODER)            += eac3enc.o ac3enc_float.o ac3tab.o \
+                                          ac3.o kbdwin.o
 OBJS-$(CONFIG_EACMV_DECODER)           += eacmv.o
 OBJS-$(CONFIG_EAMAD_DECODER)           += eamad.o eaidct.o mpeg12.o \
                                           mpeg12data.o mpegvideo.o  \

libavcodec/aac_tablegen.h

@@ -29,7 +29,7 @@
 #include "libavcodec/aac_tables.h"
 #else
 #include "libavutil/mathematics.h"
-#include "libavcodec/aac.h"
+#include "aac.h"
 float ff_aac_pow2sf_tab[428];
 
 void ff_aac_tableinit(void)

libavcodec/ac3.h

@@ -164,7 +164,6 @@ typedef struct AC3EncOptions {
     int cpl_start;    
 } AC3EncOptions;
 
-
 void ff_ac3_common_init(void);
 
 extern const int64_t ff_ac3_channel_layouts[];

libavcodec/bitstream.c

@@ -83,8 +83,6 @@ void ff_copy_bits(PutBitContext *pb, const uint8_t *src, int length)
 
 /* VLC decoding */
 
-//#define DEBUG_VLC
-
 #define GET_DATA(v, table, i, wrap, size) \
 {\
     const uint8_t *ptr = (const uint8_t *)table + i * wrap;\
@@ -164,10 +162,7 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
 
     table_size = 1 << table_nb_bits;
     table_index = alloc_table(vlc, table_size, flags & INIT_VLC_USE_NEW_STATIC);
-#ifdef DEBUG_VLC
-    av_log(NULL,AV_LOG_DEBUG,"new table index=%d size=%d\n",
-           table_index, table_size);
-#endif
+    av_dlog(NULL, "new table index=%d size=%d\n", table_index, table_size);
     if (table_index < 0)
         return -1;
     table = &vlc->table[table_index];
@@ -182,9 +177,7 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
         n = codes[i].bits;
         code = codes[i].code;
         symbol = codes[i].symbol;
-#if defined(DEBUG_VLC) && 0
-        av_log(NULL,AV_LOG_DEBUG,"i=%d n=%d code=0x%x\n", i, n, code);
-#endif
+        av_dlog(NULL, "i=%d n=%d code=0x%x\n", i, n, code);
         if (n <= table_nb_bits) {
             /* no need to add another table */
             j = code >> (32 - table_nb_bits);
@@ -195,10 +188,7 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
                 inc = 1 << n;
             }
             for (k = 0; k < nb; k++) {
-#ifdef DEBUG_VLC
-                av_log(NULL, AV_LOG_DEBUG, "%4x: code=%d n=%d\n",
-                       j, i, n);
-#endif
+                av_dlog(NULL, "%4x: code=%d n=%d\n", j, i, n);
                 if (table[j][1] /*bits*/ != 0) {
                     av_log(NULL, AV_LOG_ERROR, "incorrect codes\n");
                     return -1;
@@ -228,10 +218,8 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes,
             subtable_bits = FFMIN(subtable_bits, table_nb_bits);
             j = (flags & INIT_VLC_LE) ? bitswap_32(code_prefix) >> (32 - table_nb_bits) : code_prefix;
             table[j][1] = -subtable_bits;
-#ifdef DEBUG_VLC
-            av_log(NULL,AV_LOG_DEBUG,"%4x: n=%d (subtable)\n",
-                   j, codes[i].bits + table_nb_bits);
-#endif
+            av_dlog(NULL, "%4x: n=%d (subtable)\n",
+                    j, codes[i].bits + table_nb_bits);
             index = build_table(vlc, subtable_bits, k-i, codes+i, flags);
             if (index < 0)
                 return -1;
@@ -293,9 +281,7 @@ int init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes,
         vlc->table_size = 0;
     }
 
-#ifdef DEBUG_VLC
-    av_log(NULL,AV_LOG_DEBUG,"build table nb_codes=%d\n", nb_codes);
-#endif
+    av_dlog(NULL, "build table nb_codes=%d\n", nb_codes);
 
     buf = av_malloc((nb_codes+1)*sizeof(VLCcode));
 

libavcodec/dnxhdenc.h

@@ -25,8 +25,9 @@
 #define AVCODEC_DNXHDENC_H
 
 #include <stdint.h>
-#include "libavcodec/mpegvideo.h"
-#include "libavcodec/dnxhddata.h"
+
+#include "mpegvideo.h"
+#include "dnxhddata.h"
 
 typedef struct {
     uint16_t mb;

libavcodec/dv.c

@@ -358,9 +358,6 @@ static av_cold int dvvideo_init_encoder(AVCodecContext *avctx)
     return dvvideo_init(avctx);
 }
 
-// #define VLC_DEBUG
-// #define printf(...) av_log(NULL, AV_LOG_ERROR, __VA_ARGS__)
-
 typedef struct BlockInfo {
     const uint32_t *factor_table;
     const uint8_t *scan_table;
@@ -404,9 +401,8 @@ static void dv_decode_ac(GetBitContext *gb, BlockInfo *mb, DCTELEM *block)
 
     /* get the AC coefficients until last_index is reached */
     for (;;) {
-#ifdef VLC_DEBUG
-        printf("%2d: bits=%04x index=%d\n", pos, SHOW_UBITS(re, gb, 16), re_index);
-#endif
+        av_dlog(NULL, "%2d: bits=%04x index=%d\n", pos, SHOW_UBITS(re, gb, 16),
+                re_index);
         /* our own optimized GET_RL_VLC */
         index   = NEG_USR32(re_cache, TEX_VLC_BITS);
         vlc_len = dv_rl_vlc[index].len;
@@ -427,9 +423,7 @@ static void dv_decode_ac(GetBitContext *gb, BlockInfo *mb, DCTELEM *block)
         }
         re_index += vlc_len;
 
-#ifdef VLC_DEBUG
-        printf("run=%d level=%d\n", run, level);
-#endif
+        av_dlog(NULL, "run=%d level=%d\n", run, level);
         pos += run;
         if (pos >= 64)
             break;
@@ -533,9 +527,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
             mb->pos               = 0;
             mb->partial_bit_count = 0;
 
-#ifdef VLC_DEBUG
-            printf("MB block: %d, %d ", mb_index, j);
-#endif
+            av_dlog(avctx, "MB block: %d, %d ", mb_index, j);
             dv_decode_ac(&gb, mb, block);
 
             /* write the remaining bits  in a new buffer only if the
@@ -548,9 +540,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
         }
 
         /* pass 2 : we can do it just after */
-#ifdef VLC_DEBUG
-        printf("***pass 2 size=%d MB#=%d\n", put_bits_count(&pb), mb_index);
-#endif
+        av_dlog(avctx, "***pass 2 size=%d MB#=%d\n", put_bits_count(&pb), mb_index);
         block = block1;
         mb    = mb1;
         init_get_bits(&gb, mb_bit_buffer, put_bits_count(&pb));
@@ -570,9 +560,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
     }
 
     /* we need a pass other the whole video segment */
-#ifdef VLC_DEBUG
-    printf("***pass 3 size=%d\n", put_bits_count(&vs_pb));
-#endif
+    av_dlog(avctx, "***pass 3 size=%d\n", put_bits_count(&vs_pb));
     block = &sblock[0][0];
     mb    = mb_data;
     init_get_bits(&gb, vs_bit_buffer, put_bits_count(&vs_pb));
@@ -580,9 +568,7 @@ static int dv_decode_video_segment(AVCodecContext *avctx, void *arg)
     for (mb_index = 0; mb_index < 5; mb_index++) {
         for (j = 0; j < s->sys->bpm; j++) {
             if (mb->pos < 64) {
-#ifdef VLC_DEBUG
-                printf("start %d:%d\n", mb_index, j);
-#endif
+                av_dlog(avctx, "start %d:%d\n", mb_index, j);
                 dv_decode_ac(&gb, mb, block);
             }
             if (mb->pos >= 64 && mb->pos < 127)

libavcodec/dvbsub_parser.c

@@ -22,9 +22,6 @@
 #include "dsputil.h"
 #include "get_bits.h"
 
-//#define DEBUG
-//#define DEBUG_PACKET_CONTENTS
-
 /* Parser (mostly) copied from dvdsub.c */
 
 #define PARSE_BUF_SIZE  (65536)
@@ -53,25 +50,20 @@ static int dvbsub_parse(AVCodecParserContext *s,
 {
     DVBSubParseContext *pc = s->priv_data;
     uint8_t *p, *p_end;
-    int len, buf_pos = 0;
+    int i, len, buf_pos = 0;
 
     av_dlog(avctx, "DVB parse packet pts=%"PRIx64", lpts=%"PRIx64", cpts=%"PRIx64":\n",
             s->pts, s->last_pts, s->cur_frame_pts[s->cur_frame_start_index]);
 
-#ifdef DEBUG_PACKET_CONTENTS
-    int i;
-
     for (i=0; i < buf_size; i++)
     {
-        av_log(avctx, AV_LOG_INFO, "%02x ", buf[i]);
+        av_dlog(avctx, "%02x ", buf[i]);
         if (i % 16 == 15)
-            av_log(avctx, AV_LOG_INFO, "\n");
+            av_dlog(avctx, "\n");
     }
 
     if (i % 16 != 0)
-        av_log(avctx, AV_LOG_INFO, "\n");
-
-#endif
+        av_dlog(avctx, "\n");
 
     *poutbuf = NULL;
     *poutbuf_size = 0;

libavcodec/dvbsubdec.c

@@ -24,10 +24,6 @@
 #include "bytestream.h"
 #include "libavutil/colorspace.h"
 
-//#define DEBUG
-//#define DEBUG_PACKET_CONTENTS
-//#define DEBUG_SAVE_IMAGES
-
 #define DVBSUB_PAGE_SEGMENT     0x10
 #define DVBSUB_REGION_SEGMENT   0x11
 #define DVBSUB_CLUT_SEGMENT     0x12
@@ -37,7 +33,7 @@
 
 #define cm (ff_cropTbl + MAX_NEG_CROP)
 
-#ifdef DEBUG_SAVE_IMAGES
+#ifdef DEBUG
 #undef fprintf
 #if 0
 static void png_save(const char *filename, uint8_t *bitmap, int w, int h,
@@ -768,20 +764,17 @@ static void dvbsub_parse_pixel_data_block(AVCodecContext *avctx, DVBSubObjectDis
     av_dlog(avctx, "DVB pixel block size %d, %s field:\n", buf_size,
             top_bottom ? "bottom" : "top");
 
-#ifdef DEBUG_PACKET_CONTENTS
     for (i = 0; i < buf_size; i++) {
         if (i % 16 == 0)
-            av_log(avctx, AV_LOG_INFO, "0x%08p: ", buf+i);
+            av_dlog(avctx, "0x%8p: ", buf+i);
 
-        av_log(avctx, AV_LOG_INFO, "%02x ", buf[i]);
+        av_dlog(avctx, "%02x ", buf[i]);
         if (i % 16 == 15)
-            av_log(avctx, AV_LOG_INFO, "\n");
+            av_dlog(avctx, "\n");
     }
 
     if (i % 16)
-        av_log(avctx, AV_LOG_INFO, "\n");
-
-#endif
+        av_dlog(avctx, "\n");
 
     if (region == 0)
         return;
@@ -930,27 +923,22 @@ static void dvbsub_parse_clut_segment(AVCodecContext *avctx,
     DVBSubContext *ctx = avctx->priv_data;
 
     const uint8_t *buf_end = buf + buf_size;
-    int clut_id;
+    int i, clut_id;
     DVBSubCLUT *clut;
     int entry_id, depth , full_range;
     int y, cr, cb, alpha;
     int r, g, b, r_add, g_add, b_add;
 
-#ifdef DEBUG_PACKET_CONTENTS
-    int i;
-
-    av_log(avctx, AV_LOG_INFO, "DVB clut packet:\n");
+    av_dlog(avctx, "DVB clut packet:\n");
 
     for (i=0; i < buf_size; i++) {
-        av_log(avctx, AV_LOG_INFO, "%02x ", buf[i]);
+        av_dlog(avctx, "%02x ", buf[i]);
         if (i % 16 == 15)
-            av_log(avctx, AV_LOG_INFO, "\n");
+            av_dlog(avctx, "\n");
     }
 
     if (i % 16)
-        av_log(avctx, AV_LOG_INFO, "\n");
-
-#endif
+        av_dlog(avctx, "\n");
 
     clut_id = *buf++;
     buf += 1;
@@ -1194,7 +1182,7 @@ static void dvbsub_parse_page_segment(AVCodecContext *avctx,
 }
 
 
-#ifdef DEBUG_SAVE_IMAGES
+#ifdef DEBUG
 static void save_display_set(DVBSubContext *ctx)
 {
     DVBSubRegion *region;
@@ -1404,7 +1392,7 @@ static int dvbsub_display_end_segment(AVCodecContext *avctx, const uint8_t *buf,
 
     sub->num_rects = i;
 
-#ifdef DEBUG_SAVE_IMAGES
+#ifdef DEBUG
     save_display_set(ctx);
 #endif
 
@@ -1423,22 +1411,18 @@ static int dvbsub_decode(AVCodecContext *avctx,
     int segment_type;
     int page_id;
     int segment_length;
-
-#ifdef DEBUG_PACKET_CONTENTS
     int i;
 
-    av_log(avctx, AV_LOG_INFO, "DVB sub packet:\n");
+    av_dlog(avctx, "DVB sub packet:\n");
 
     for (i=0; i < buf_size; i++) {
-        av_log(avctx, AV_LOG_INFO, "%02x ", buf[i]);
+        av_dlog(avctx, "%02x ", buf[i]);
         if (i % 16 == 15)
-            av_log(avctx, AV_LOG_INFO, "\n");
+            av_dlog(avctx, "\n");
     }
 
     if (i % 16)
-        av_log(avctx, AV_LOG_INFO, "\n");
-
-#endif
+        av_dlog(avctx, "\n");
 
     if (buf_size <= 6 || *buf != 0x0f) {
         av_dlog(avctx, "incomplete or broken packet");

libavcodec/eac3enc.c

+/*
+ * E-AC-3 encoder
+ * Copyright (c) 2011 Justin Ruggles <justin.ruggles@gmail.com>
+ *
+ * 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
+ */
+
+/**
+ * @file
+ * E-AC-3 encoder
+ */
+
+#define CONFIG_AC3ENC_FLOAT 1
+#include "ac3enc.h"
+#include "eac3enc.h"
+
+void ff_eac3_set_cpl_states(AC3EncodeContext *s)
+{
+    int ch, blk;
+    int first_cpl_coords[AC3_MAX_CHANNELS];
+
+    /* set first cpl coords */
+    for (ch = 1; ch <= s->fbw_channels; ch++)
+        first_cpl_coords[ch] = 1;
+    for (blk = 0; blk < AC3_MAX_BLOCKS; blk++) {
+        AC3Block *block = &s->blocks[blk];
+        for (ch = 1; ch <= s->fbw_channels; ch++) {
+            if (block->channel_in_cpl[ch]) {
+                if (first_cpl_coords[ch]) {
+                    block->new_cpl_coords = 2;
+                    first_cpl_coords[ch]  = 0;
+                }
+            } else {
+                first_cpl_coords[ch] = 1;
+            }
+        }
+    }
+
+    /* set first cpl leak */
+    for (blk = 0; blk < AC3_MAX_BLOCKS; blk++) {
+        AC3Block *block = &s->blocks[blk];
+        if (block->cpl_in_use) {
+            block->new_cpl_leak = 2;
+            break;
+        }
+    }
+}
+
+
+void ff_eac3_output_frame_header(AC3EncodeContext *s)
+{
+    int blk, ch;
+    AC3EncOptions *opt = &s->options;
+
+    put_bits(&s->pb, 16, 0x0b77);                   /* sync word */
+
+    /* BSI header */
+    put_bits(&s->pb,  2, 0);                        /* stream type = independent */
+    put_bits(&s->pb,  3, 0);                        /* substream id = 0 */
+    put_bits(&s->pb, 11, (s->frame_size / 2) - 1);  /* frame size */
+    if (s->bit_alloc.sr_shift) {
+        put_bits(&s->pb, 2, 0x3);                   /* fscod2 */
+        put_bits(&s->pb, 2, s->bit_alloc.sr_code);  /* sample rate code */
+    } else {
+        put_bits(&s->pb, 2, s->bit_alloc.sr_code);  /* sample rate code */
+        put_bits(&s->pb, 2, 0x3);                   /* number of blocks = 6 */
+    }
+    put_bits(&s->pb, 3, s->channel_mode);           /* audio coding mode */
+    put_bits(&s->pb, 1, s->lfe_on);                 /* LFE channel indicator */
+    put_bits(&s->pb, 5, s->bitstream_id);           /* bitstream id (EAC3=16) */
+    put_bits(&s->pb, 5, -opt->dialogue_level);      /* dialogue normalization level */
+    put_bits(&s->pb, 1, 0);                         /* no compression gain */
+    put_bits(&s->pb, 1, 0);                         /* no mixing metadata */
+    /* TODO: mixing metadata */
+    put_bits(&s->pb, 1, 0);                         /* no info metadata */
+    /* TODO: info metadata */
+    put_bits(&s->pb, 1, 0);                         /* no additional bit stream info */
+
+    /* frame header */
+    put_bits(&s->pb, 1, 1);                         /* exponent strategy syntax = each block */
+    put_bits(&s->pb, 1, 0);                         /* aht enabled = no */
+    put_bits(&s->pb, 2, 0);                         /* snr offset strategy = 1 */
+    put_bits(&s->pb, 1, 0);                         /* transient pre-noise processing enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* block switch syntax enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* dither flag syntax enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* bit allocation model syntax enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* fast gain codes enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* dba syntax enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* skip field syntax enabled = no */
+    put_bits(&s->pb, 1, 0);                         /* spx enabled = no */
+    /* coupling strategy use flags */
+    if (s->channel_mode > AC3_CHMODE_MONO) {
+        put_bits(&s->pb, 1, s->blocks[0].cpl_in_use);
+        for (blk = 1; blk < AC3_MAX_BLOCKS; blk++) {
+            AC3Block *block = &s->blocks[blk];
+            put_bits(&s->pb, 1, block->new_cpl_strategy);
+            if (block->new_cpl_strategy)
+                put_bits(&s->pb, 1, block->cpl_in_use);
+        }
+    }
+    /* exponent strategy */
+    for (blk = 0; blk < AC3_MAX_BLOCKS; blk++)
+        for (ch = !s->blocks[blk].cpl_in_use; ch <= s->fbw_channels; ch++)
+            put_bits(&s->pb, 2, s->exp_strategy[ch][blk]);
+    if (s->lfe_on) {
+        for (blk = 0; blk < AC3_MAX_BLOCKS; blk++)
+            put_bits(&s->pb, 1, s->exp_strategy[s->lfe_channel][blk]);
+    }
+    /* E-AC-3 to AC-3 converter exponent strategy (unfortunately not optional...) */
+    for (ch = 1; ch <= s->fbw_channels; ch++)
+        put_bits(&s->pb, 5, 0);
+    /* snr offsets */
+    put_bits(&s->pb, 6, s->coarse_snr_offset);
+    put_bits(&s->pb, 4, s->fine_snr_offset[1]);
+    /* block start info */
+    put_bits(&s->pb, 1, 0);
+}

libavcodec/eac3enc.h

+/*
+ * E-AC-3 encoder
+ * Copyright (c) 2011 Justin Ruggles <justin.ruggles@gmail.com>
+ *
+ * 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
+ */
+
+/**
+ * @file
+ * E-AC-3 encoder
+ */
+
+#ifndef AVCODEC_EAC3ENC_H
+#define AVCODEC_EAC3ENC_H
+
+#include "ac3enc.h"
+
+/**
+ * Set coupling states.
+ * This determines whether certain flags must be written to the bitstream or
+ * whether they will be implicitly already known by the decoder.
+ */
+void ff_eac3_set_cpl_states(AC3EncodeContext *s);
+
+/**
+ * Write the E-AC-3 frame header to the output bitstream.
+ */
+void ff_eac3_output_frame_header(AC3EncodeContext *s);
+
+#endif /* AVCODEC_EAC3ENC_H */

libavcodec/iirfilter.c

@@ -151,8 +151,6 @@ static int biquad_init_coeffs(void *avc, struct FFIIRFilterCoeffs *c,
     // during filtering, the delay state will include the gain multiplication
     c->cx[0] = lrintf(x0 / c->gain);
     c->cx[1] = lrintf(x1 / c->gain);
-    c->cy[0] /= c->gain;
-    c->cy[1] /= c->gain;
 
     return 0;
 }

libavcodec/mlpdsp.c

@@ -19,8 +19,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "libavcodec/mlp.h"
 #include "dsputil.h"
+#include "mlp.h"
 
 static void ff_mlp_filter_channel(int32_t *state, const int32_t *coeff,
                                   int firorder, int iirorder,

libavcodec/pgssubdec.c

@@ -30,8 +30,6 @@
 #include "libavutil/colorspace.h"
 #include "libavutil/imgutils.h"
 
-//#define DEBUG_PACKET_CONTENTS
-
 #define RGBA(r,g,b,a) (((a) << 24) | ((r) << 16) | ((g) << 8) | (b))
 
 enum SegmentType {
@@ -403,21 +401,18 @@ static int decode(AVCodecContext *avctx, void *data, int *data_size,
     const uint8_t *buf_end;
     uint8_t       segment_type;
     int           segment_length;
-
-#ifdef DEBUG_PACKET_CONTENTS
     int i;
 
-    av_log(avctx, AV_LOG_INFO, "PGS sub packet:\n");
+    av_dlog(avctx, "PGS sub packet:\n");
 
     for (i = 0; i < buf_size; i++) {
-        av_log(avctx, AV_LOG_INFO, "%02x ", buf[i]);
+        av_dlog(avctx, "%02x ", buf[i]);
         if (i % 16 == 15)
-            av_log(avctx, AV_LOG_INFO, "\n");
+            av_dlog(avctx, "\n");
     }
 
     if (i & 15)
-        av_log(avctx, AV_LOG_INFO, "\n");
-#endif
+        av_dlog(avctx, "\n");
 
     *data_size = 0;
 

libavcodec/ppc/h264_template_altivec.c

@@ -18,8 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-//#define DEBUG_ALIGNMENT
-#ifdef DEBUG_ALIGNMENT
+#ifdef DEBUG
 #define ASSERT_ALIGNED(ptr) assert(((unsigned long)ptr&0x0000000F));
 #else
 #define ASSERT_ALIGNED(ptr) ;

libavcodec/shorten.c

@@ -26,7 +26,6 @@
  *
  */
 
-#define DEBUG
 #include <limits.h>
 #include "avcodec.h"
 #include "get_bits.h"
@@ -304,7 +303,6 @@ static int shorten_decode_frame(AVCodecContext *avctx,
         s->bitstream_size= buf_size;
 
         if(buf_size < s->max_framesize){
-            //av_dlog(avctx, "wanna more data ... %d\n", buf_size);
             *data_size = 0;
             return input_buf_size;
         }

libavcodec/v210enc.c

@@ -22,7 +22,7 @@
  */
 
 #include "avcodec.h"
-#include "libavcodec/bytestream.h"
+#include "bytestream.h"
 
 static av_cold int encode_init(AVCodecContext *avctx)
 {

libavcodec/vc1dec.c

@@ -3398,7 +3398,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
     VC1Context *v = avctx->priv_data;
     MpegEncContext *s = &v->s;
     GetBitContext gb;
-    int i;
+    int i, cur_width, cur_height;
 
     if (!avctx->extradata_size || !avctx->extradata) return -1;
     if (!(avctx->flags & CODEC_FLAG_GRAY))
@@ -3419,8 +3419,8 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
     if (vc1_init_common(v) < 0) return -1;
     ff_vc1dsp_init(&v->vc1dsp);
 
-    avctx->coded_width = avctx->width;
-    avctx->coded_height = avctx->height;
+    cur_width = avctx->coded_width = avctx->width;
+    cur_height = avctx->coded_height = avctx->height;
     if (avctx->codec_id == CODEC_ID_WMV3)
     {
         int count = 0;
@@ -3491,6 +3491,19 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
         }
         v->res_sprite = (avctx->codec_tag == MKTAG('W','V','P','2'));
     }
+    // Sequence header information may not have been parsed
+    // yet when ff_msmpeg4_decode_init was called the fist time
+    // above.  If sequence information changes, we need to call
+    // it again.
+    if (cur_width != avctx->width ||
+        cur_height != avctx->height) {
+        MPV_common_end(s);
+        if(ff_msmpeg4_decode_init(avctx) < 0)
+            return -1;
+        avctx->coded_width = avctx->width;
+        avctx->coded_height = avctx->height;
+    }
+
     avctx->profile = v->profile;
     if (v->profile == PROFILE_ADVANCED)
         avctx->level = v->level;

libavcodec/vorbisdec.c

@@ -20,6 +20,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include <inttypes.h>
 #include <math.h>
 
 #define ALT_BITSTREAM_READER_LE
@@ -1089,6 +1090,9 @@ static int vorbis_floor0_decode(vorbis_context *vc,
             for (i = 0; i < order; i++)
                 lsp[i] = 2.0f * cos(lsp[i]);
 
+            av_dlog(NULL, "floor0 synth: map_size = %"PRIu32"; m = %d; wstep = %f\n",
+                    vf->map_size[blockflag], order, wstep);
+
             i = 0;
             while (i < vf->map_size[blockflag]) {
                 int j, iter_cond = vf->map[blockflag][i];

libavformat/avidec.c

@@ -1254,7 +1254,7 @@ static int avi_load_index(AVFormatContext *s)
     if (avio_seek(pb, avi->movi_end, SEEK_SET) < 0)
         goto the_end; // maybe truncated file
 #ifdef DEBUG_SEEK
-    printf("movi_end=0x%"PRIx64"\n", avi->movi_end);
+    av_log(s, AV_LOG_DEBUG, "movi_end=0x%"PRIx64"\n", avi->movi_end);
 #endif
     for(;;) {
         if (url_feof(pb))
@@ -1262,7 +1262,7 @@ static int avi_load_index(AVFormatContext *s)
         tag = avio_rl32(pb);
         size = avio_rl32(pb);
 #ifdef DEBUG_SEEK
-        printf("tag=%c%c%c%c size=0x%x\n",
+        av_log(s, AV_LOG_DEBUG, "tag=%c%c%c%c size=0x%x\n",
                tag & 0xff,
                (tag >> 8) & 0xff,
                (tag >> 16) & 0xff,

libavformat/mmsh.c

@@ -28,7 +28,7 @@
 #include <string.h>
 #include "libavutil/intreadwrite.h"
 #include "libavutil/avstring.h"
-#include "libavformat/internal.h"
+#include "internal.h"
 #include "mms.h"
 #include "asf.h"
 #include "http.h"

libavformat/mov.c

@@ -23,7 +23,6 @@
 #include <limits.h>
 
 //#define DEBUG
-//#define DEBUG_METADATA
 //#define MOV_EXPORT_ALL_METADATA
 
 #include "libavutil/intreadwrite.h"
@@ -215,11 +214,9 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
             av_metadata_set2(&c->fc->metadata, key2, str, 0);
         }
     }
-#ifdef DEBUG_METADATA
-    av_log(c->fc, AV_LOG_DEBUG, "lang \"%3s\" ", language);
-    av_log(c->fc, AV_LOG_DEBUG, "tag \"%s\" value \"%s\" atom \"%.4s\" %d %lld\n",
-           key, str, (char*)&atom.type, str_size, atom.size);
-#endif
+    av_dlog(c->fc, "lang \"%3s\" ", language);
+    av_dlog(c->fc, "tag \"%s\" value \"%s\" atom \"%.4s\" %d %"PRId64"\n",
+            key, str, (char*)&atom.type, str_size, atom.size);
 
     return 0;
 }

libavformat/mpeg.c

@@ -586,9 +586,6 @@ static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
     int64_t pos, pts, dts;
 
     pos = *ppos;
-#ifdef DEBUG_SEEK
-    printf("read_dts: pos=0x%"PRIx64" next=%d -> ", pos, find_next);
-#endif
     if (avio_seek(s->pb, pos, SEEK_SET) < 0)
         return AV_NOPTS_VALUE;
 
@@ -596,7 +593,7 @@ static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
         len = mpegps_read_pes_header(s, &pos, &startcode, &pts, &dts);
         if (len < 0) {
 #ifdef DEBUG_SEEK
-            printf("none (ret=%d)\n", len);
+            av_log(s, AV_LOG_DEBUG, "none (ret=%d)\n", len);
 #endif
             return AV_NOPTS_VALUE;
         }
@@ -607,7 +604,8 @@ static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
         avio_skip(s->pb, len);
     }
 #ifdef DEBUG_SEEK
-    printf("pos=0x%"PRIx64" dts=0x%"PRIx64" %0.3f\n", pos, dts, dts / 90000.0);
+    av_log(s, AV_LOG_DEBUG, "pos=0x%"PRIx64" dts=0x%"PRIx64" %0.3f\n",
+           pos, dts, dts / 90000.0);
 #endif
     *ppos = pos;
     return dts;

libavformat/rtspdec.c

@@ -31,9 +31,6 @@
 #include "rdt.h"
 #include "url.h"
 
-//#define DEBUG
-//#define DEBUG_RTP_TCP
-
 static int rtsp_read_play(AVFormatContext *s)
 {
     RTSPState *rt = s->priv_data;
@@ -191,9 +188,7 @@ int ff_rtsp_tcp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
     int id, len, i, ret;
     RTSPStream *rtsp_st;
 
-#ifdef DEBUG_RTP_TCP
     av_dlog(s, "tcp_read_packet:\n");
-#endif
 redo:
     for (;;) {
         RTSPMessageHeader reply;
@@ -212,9 +207,7 @@ redo:
         return -1;
     id  = buf[0];
     len = AV_RB16(buf + 1);
-#ifdef DEBUG_RTP_TCP
     av_dlog(s, "id=%d len=%d\n", id, len);
-#endif
     if (len > buf_size || len < 12)
         goto redo;
     /* get the data */

libavutil/audioconvert.c

@@ -23,8 +23,8 @@
  * audio conversion routines
  */
 
-#include "libavutil/avutil.h"
-#include "libavutil/avstring.h"
+#include "avstring.h"
+#include "avutil.h"
 #include "audioconvert.h"
 
 static const char * const channel_names[] = {

libavutil/avutil.h

@@ -40,8 +40,8 @@
 #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
 
 #define LIBAVUTIL_VERSION_MAJOR 51
-#define LIBAVUTIL_VERSION_MINOR  6
-#define LIBAVUTIL_VERSION_MICRO  1
+#define LIBAVUTIL_VERSION_MINOR  7
+#define LIBAVUTIL_VERSION_MICRO  0
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                LIBAVUTIL_VERSION_MINOR, \
@@ -60,6 +60,9 @@
 #ifndef FF_API_OLD_EVAL_NAMES
 #define FF_API_OLD_EVAL_NAMES (LIBAVUTIL_VERSION_MAJOR < 52)
 #endif
+#ifndef FF_API_GET_BITS_PER_SAMPLE_FMT
+#define FF_API_GET_BITS_PER_SAMPLE_FMT (LIBAVUTIL_VERSION_MAJOR < 52)
+#endif
 
 /**
  * Return the LIBAVUTIL_VERSION_INT constant.

libavutil/eval.c

@@ -26,7 +26,7 @@
  * see http://joe.hotchkiss.com/programming/eval/eval.html
  */
 
-#include "libavutil/avutil.h"
+#include "avutil.h"
 #include "eval.h"
 
 typedef struct Parser {

libavutil/imgutils.c

@@ -23,7 +23,7 @@
 
 #include "imgutils.h"
 #include "internal.h"
-#include "libavutil/pixdesc.h"
+#include "pixdesc.h"
 
 void av_image_fill_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4],
                                 const AVPixFmtDescriptor *pixdesc)

libavutil/imgutils.h

@@ -24,8 +24,8 @@
  * misc image utilities
  */
 
-#include "libavutil/pixdesc.h"
 #include "avutil.h"
+#include "pixdesc.h"
 
 /**
  * Compute the max pixel step for each plane of an image with a

libavutil/inverse.c

@@ -19,7 +19,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include "libavutil/intmath.h"
+#include <stdint.h>
 
 /* a*inverse[b]>>32 == a/b for all 0<=a<=16909558 && 2<=b<=256
  * for a>16909558, is an overestimate by less than 1 part in 1<<24 */

libavutil/parseutils.c

@@ -24,11 +24,12 @@
 #include <strings.h>
 #include <sys/time.h>
 #include <time.h>
+
+#include "avstring.h"
+#include "avutil.h"
+#include "eval.h"
+#include "random_seed.h"
 #include "parseutils.h"
-#include "libavutil/avutil.h"
-#include "libavutil/eval.h"
-#include "libavutil/avstring.h"
-#include "libavutil/random_seed.h"
 
 typedef struct {
     const char *abbr;

libavutil/parseutils.h

@@ -19,7 +19,7 @@
 #ifndef AVUTIL_PARSEUTILS_H
 #define AVUTIL_PARSEUTILS_H
 
-#include "libavutil/rational.h"
+#include "rational.h"
 
 /**
  * @file

libavutil/samplefmt.c

@@ -66,11 +66,19 @@ char *av_get_sample_fmt_string (char *buf, int buf_size, enum AVSampleFormat sam
     return buf;
 }
 
+int av_get_bytes_per_sample(enum AVSampleFormat sample_fmt)
+{
+     return sample_fmt < 0 || sample_fmt >= AV_SAMPLE_FMT_NB ?
+        0 : sample_fmt_info[sample_fmt].bits >> 3;
+}
+
+#if FF_API_GET_BITS_PER_SAMPLE_FMT
 int av_get_bits_per_sample_fmt(enum AVSampleFormat sample_fmt)
 {
     return sample_fmt < 0 || sample_fmt >= AV_SAMPLE_FMT_NB ?
         0 : sample_fmt_info[sample_fmt].bits;
 }
+#endif
 
 int av_samples_fill_arrays(uint8_t *pointers[8], int linesizes[8],
                            uint8_t *buf, int nb_channels, int nb_samples,

libavutil/samplefmt.h

@@ -60,14 +60,22 @@ enum AVSampleFormat av_get_sample_fmt(const char *name);
  */
 char *av_get_sample_fmt_string(char *buf, int buf_size, enum AVSampleFormat sample_fmt);
 
+#if FF_API_GET_BITS_PER_SAMPLE_FMT
 /**
- * Return sample format bits per sample.
+ * @deprecated Use av_get_bytes_per_sample() instead.
+ */
+attribute_deprecated
+int av_get_bits_per_sample_fmt(enum AVSampleFormat sample_fmt);
+#endif
+
+/**
+ * Return number of bytes per sample.
  *
  * @param sample_fmt the sample format
- * @return number of bits per sample or zero if unknown for the given
+ * @return number of bytes per sample or zero if unknown for the given
  * sample format
  */
-int av_get_bits_per_sample_fmt(enum AVSampleFormat sample_fmt);
+int av_get_bytes_per_sample(enum AVSampleFormat sample_fmt);
 
 /**
  * Fill channel data pointers and linesizes for samples with sample

libswscale/ppc/swscale_altivec.c

@@ -403,15 +403,19 @@ static void hScale_altivec_real(int16_t *dst, int dstW,
 
 void ff_sws_init_swScale_altivec(SwsContext *c)
 {
+    enum PixelFormat dstFormat = c->dstFormat;
+
     if (!(av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC))
         return;
 
     c->hScale       = hScale_altivec_real;
-    c->yuv2yuvX     = yuv2yuvX_altivec_real;
+    if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat)) {
+        c->yuv2yuvX     = yuv2yuvX_altivec_real;
+    }
 
     /* The following list of supported dstFormat values should
      * match what's found in the body of ff_yuv2packedX_altivec() */
-    if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf &&
+    if (!(c->flags & (SWS_BITEXACT | SWS_FULL_CHR_H_INT)) && !c->alpPixBuf &&
         (c->dstFormat==PIX_FMT_ABGR  || c->dstFormat==PIX_FMT_BGRA  ||
          c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||
          c->dstFormat==PIX_FMT_RGBA  || c->dstFormat==PIX_FMT_ARGB)) {

libswscale/swscale_internal.h

@@ -59,6 +59,41 @@ typedef int (*SwsFunc)(struct SwsContext *context, const uint8_t* src[],
                        int srcStride[], int srcSliceY, int srcSliceH,
                        uint8_t* dst[], int dstStride[]);
 
+typedef void (*yuv2planar1_fn) (struct SwsContext *c,
+                                const int16_t *lumSrc, const int16_t *chrUSrc,
+                                const int16_t *chrVSrc, const int16_t *alpSrc,
+                                uint8_t *dest,
+                                uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
+                                int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither);
+typedef void (*yuv2planarX_fn) (struct SwsContext *c,
+                                const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
+                                const int16_t *chrFilter, const int16_t **chrUSrc,
+                                const int16_t **chrVSrc, int chrFilterSize,
+                                const int16_t **alpSrc,
+                                uint8_t *dest,
+                                uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
+                                int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither);
+typedef void (*yuv2packed1_fn) (struct SwsContext *c,
+                                const uint16_t *buf0,
+                                const uint16_t *ubuf0, const uint16_t *ubuf1,
+                                const uint16_t *vbuf0, const uint16_t *vbuf1,
+                                const uint16_t *abuf0,
+                                uint8_t *dest,
+                                int dstW, int uvalpha, int dstFormat, int flags, int y);
+typedef void (*yuv2packed2_fn) (struct SwsContext *c,
+                                const uint16_t *buf0, const uint16_t *buf1,
+                                const uint16_t *ubuf0, const uint16_t *ubuf1,
+                                const uint16_t *vbuf0, const uint16_t *vbuf1,
+                                const uint16_t *abuf0, const uint16_t *abuf1,
+                                uint8_t *dest,
+                                int dstW, int yalpha, int uvalpha, int y);
+typedef void (*yuv2packedX_fn) (struct SwsContext *c,
+                                const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
+                                const int16_t *chrFilter, const int16_t **chrUSrc,
+                                const int16_t **chrVSrc, int chrFilterSize,
+                                const int16_t **alpSrc, uint8_t *dest,
+                                int dstW, int dstY);
+
 /* This struct should be aligned on at least a 32-byte boundary. */
 typedef struct SwsContext {
     /**
@@ -256,46 +291,11 @@ typedef struct SwsContext {
 #endif
 
     /* function pointers for swScale() */
-    void (*yuv2nv12X  )(struct SwsContext *c,
-                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
-                        const int16_t *chrFilter, const int16_t **chrUSrc,
-                        const int16_t **chrVSrc, int chrFilterSize,
-                        uint8_t *dest, uint8_t *uDest,
-                        int dstW, int chrDstW, int dstFormat, const uint8_t *lumDither, const uint8_t *chrDither);
-    void (*yuv2yuv1   )(struct SwsContext *c,
-                        const int16_t *lumSrc, const int16_t *chrUSrc,
-                        const int16_t *chrVSrc, const int16_t *alpSrc,
-                        uint8_t *dest,
-                        uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
-                        int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither);
-    void (*yuv2yuvX   )(struct SwsContext *c,
-                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
-                        const int16_t *chrFilter, const int16_t **chrUSrc,
-                        const int16_t **chrVSrc, int chrFilterSize,
-                        const int16_t **alpSrc,
-                        uint8_t *dest,
-                        uint8_t *uDest, uint8_t *vDest, uint8_t *aDest,
-                        int dstW, int chrDstW, const uint8_t *lumDither, const uint8_t *chrDither);
-    void (*yuv2packed1)(struct SwsContext *c,
-                        const uint16_t *buf0,
-                        const uint16_t *ubuf0, const uint16_t *ubuf1,
-                        const uint16_t *vbuf0, const uint16_t *vbuf1,
-                        const uint16_t *abuf0,
-                        uint8_t *dest,
-                        int dstW, int uvalpha, int dstFormat, int flags, int y);
-    void (*yuv2packed2)(struct SwsContext *c,
-                        const uint16_t *buf0, const uint16_t *buf1,
-                        const uint16_t *ubuf0, const uint16_t *ubuf1,
-                        const uint16_t *vbuf0, const uint16_t *vbuf1,
-                        const uint16_t *abuf0, const uint16_t *abuf1,
-                        uint8_t *dest,
-                        int dstW, int yalpha, int uvalpha, int y);
-    void (*yuv2packedX)(struct SwsContext *c,
-                        const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
-                        const int16_t *chrFilter, const int16_t **chrUSrc,
-                        const int16_t **chrVSrc, int chrFilterSize,
-                        const int16_t **alpSrc, uint8_t *dest,
-                        int dstW, int dstY);
+    yuv2planar1_fn yuv2yuv1;
+    yuv2planarX_fn yuv2yuvX;
+    yuv2packed1_fn yuv2packed1;
+    yuv2packed2_fn yuv2packed2;
+    yuv2packedX_fn yuv2packedX;
 
     void (*lumToYV12)(uint8_t *dst, const uint8_t *src,
                       int width, uint32_t *pal); ///< Unscaled conversion of luma plane to YV12 for horizontal scaler.
@@ -323,10 +323,6 @@ typedef struct SwsContext {
     void (*lumConvertRange)(int16_t *dst, int width); ///< Color range conversion function for luma plane if needed.
     void (*chrConvertRange)(int16_t *dst1, int16_t *dst2, int width); ///< Color range conversion function for chroma planes if needed.
 
-    int lumSrcOffset; ///< Offset given to luma src pointers passed to horizontal input functions.
-    int chrSrcOffset; ///< Offset given to chroma src pointers passed to horizontal input functions.
-    int alpSrcOffset; ///< Offset given to alpha src pointers passed to horizontal input functions.
-
     int needs_hcscale; ///< Set if there are chroma planes to be converted.
 
 } SwsContext;

libswscale/x86/swscale_template.c

@@ -2351,56 +2351,64 @@ static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst1, int16_t *d
 
 static void RENAME(sws_init_swScale)(SwsContext *c)
 {
-    enum PixelFormat srcFormat = c->srcFormat;
-
-    if (!(c->flags & SWS_BITEXACT)) {
-        if (c->flags & SWS_ACCURATE_RND) {
-            c->yuv2yuv1     = RENAME(yuv2yuv1_ar    );
-            c->yuv2yuvX     = RENAME(yuv2yuvX_ar    );
-            switch (c->dstFormat) {
-            case PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X_ar);   break;
-            case PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X_ar);   break;
-            case PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X_ar);  break;
-            case PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X_ar);  break;
-            case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X_ar); break;
-            default: break;
+    enum PixelFormat srcFormat = c->srcFormat,
+                     dstFormat = c->dstFormat;
+
+    if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) && dstFormat != PIX_FMT_NV12
+        && dstFormat != PIX_FMT_NV21 && !(c->flags & SWS_BITEXACT)) {
+            if (c->flags & SWS_ACCURATE_RND) {
+                c->yuv2yuv1 = RENAME(yuv2yuv1_ar    );
+                c->yuv2yuvX = RENAME(yuv2yuvX_ar    );
+                if (!(c->flags & SWS_FULL_CHR_H_INT)) {
+                    switch (c->dstFormat) {
+                    case PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X_ar);   break;
+                    case PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X_ar);   break;
+                    case PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X_ar);  break;
+                    case PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X_ar);  break;
+                    case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X_ar); break;
+                    default: break;
+                    }
+                }
+            } else {
+                int should_dither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat);
+                c->yuv2yuv1 = should_dither ? RENAME(yuv2yuv1_ar    ) : RENAME(yuv2yuv1    );
+                c->yuv2yuvX = RENAME(yuv2yuvX    );
+                if (!(c->flags & SWS_FULL_CHR_H_INT)) {
+                    switch (c->dstFormat) {
+                    case PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X);   break;
+                    case PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X);   break;
+                    case PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X);  break;
+                    case PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X);  break;
+                    case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X); break;
+                    default: break;
+                    }
+                }
             }
-        } else {
-            int should_dither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat);
-            c->yuv2yuv1     = should_dither ? RENAME(yuv2yuv1_ar    ) : RENAME(yuv2yuv1    );
-            c->yuv2yuvX     = RENAME(yuv2yuvX    );
+        if (!(c->flags & SWS_FULL_CHR_H_INT)) {
             switch (c->dstFormat) {
-            case PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X);   break;
-            case PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X);   break;
-            case PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X);  break;
-            case PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X);  break;
-            case PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X); break;
-            default: break;
-            }
-        }
-        switch (c->dstFormat) {
-        case PIX_FMT_RGB32:
+            case PIX_FMT_RGB32:
                 c->yuv2packed1 = RENAME(yuv2rgb32_1);
                 c->yuv2packed2 = RENAME(yuv2rgb32_2);
                 break;
-        case PIX_FMT_BGR24:
+            case PIX_FMT_BGR24:
                 c->yuv2packed1 = RENAME(yuv2bgr24_1);
                 c->yuv2packed2 = RENAME(yuv2bgr24_2);
                 break;
-        case PIX_FMT_RGB555:
+            case PIX_FMT_RGB555:
                 c->yuv2packed1 = RENAME(yuv2rgb555_1);
                 c->yuv2packed2 = RENAME(yuv2rgb555_2);
                 break;
-        case PIX_FMT_RGB565:
+            case PIX_FMT_RGB565:
                 c->yuv2packed1 = RENAME(yuv2rgb565_1);
                 c->yuv2packed2 = RENAME(yuv2rgb565_2);
                 break;
-        case PIX_FMT_YUYV422:
+            case PIX_FMT_YUYV422:
                 c->yuv2packed1 = RENAME(yuv2yuyv422_1);
                 c->yuv2packed2 = RENAME(yuv2yuyv422_2);
                 break;
-        default:
+            default:
                 break;
+            }
         }
     }