CLI: add 'copy' option for audio and ac3 encoder fallback for ac3 passthru

'copy' will passthru ac3 or dca.  also changed ac3pass and dcapass to
copy:ac3 and copy:dca


git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@3577 b64f7644-9d1e-0410-96f1-a4d463321fa5

1 files changed, 66 insertions, 14 deletions

diff --git a/test/test.c b/test/test.c
index f72538667..5cacd82b9 100644
--- a/test/test.c
+++ b/test/test.c
@@ -623,7 +623,7 @@ static int HandleEvents( hb_handle_t * h )
                     }
                     if( !acodecs )
                     {
-                        acodecs = strdup("faac,ac3pass");
+                        acodecs = strdup("faac,copy:ac3");
                     }
                     if( !abitrates )
                     {
@@ -796,7 +796,7 @@ static int HandleEvents( hb_handle_t * h )
                     }
                     if( !acodecs )
                     {
-                        acodecs = strdup("faac,ac3pass");
+                        acodecs = strdup("faac,copy:ac3");
                     }
                     if( !abitrates )
                     {
@@ -885,7 +885,7 @@ static int HandleEvents( hb_handle_t * h )
                     }
                     if( !acodecs )
                     {
-                        acodecs = strdup("faac,ac3pass");
+                        acodecs = strdup("faac,copy:ac3");
                     }
                     if( !abitrates )
                     {
@@ -966,7 +966,7 @@ static int HandleEvents( hb_handle_t * h )
                     }
                     if( !acodecs )
                     {
-                        acodecs = strdup("faac,ac3pass");
+                        acodecs = strdup("faac,copy:ac3");
                     }
                     if( !abitrates )
                     {
@@ -1788,6 +1788,52 @@ static int HandleEvents( hb_handle_t * h )
             }
             /* Audio Track Names */
 
+            /* Fix up passthru that needs to fallback to ac3 encode */
+            for( i = 0; i < hb_list_count( job->list_audio ); )
+            {
+                audio = hb_list_audio_config_item( job->list_audio, i );
+                if ( ( audio->out.codec & HB_ACODEC_AC3 ) &&
+                     ( audio->out.codec & HB_ACODEC_PASS_FLAG ) &&
+                    !( audio->out.codec & audio->in.codec ) )
+                {
+                    int channels;
+                    audio->out.codec = HB_ACODEC_AC3;
+                    channels = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(audio->in.channel_layout);
+                    // bitrate setting is a placeholder till we get 
+                    // defaults and limits implemented in libhb
+                    if (channels == 1)
+                    {
+                        audio->out.mixdown = HB_AMIXDOWN_MONO;
+                        audio->out.bitrate = 96;
+                    }
+                    if (channels == 2)
+                    {
+                        audio->out.mixdown = HB_AMIXDOWN_DOLBYPLII;
+                        audio->out.bitrate = 224;
+                    }
+                    else
+                    {
+                        audio->out.mixdown = HB_AMIXDOWN_6CH;
+                        audio->out.bitrate = 640;
+                    }
+                }
+                // fix 'copy' to select a specific codec
+                if ( audio->out.codec & HB_ACODEC_PASS_FLAG )
+                {
+                    audio->out.codec &= (audio->in.codec | HB_ACODEC_PASS_FLAG);
+                    if ( !( audio->out.codec & HB_ACODEC_MASK ) )
+                    {
+                        // Passthru not possible, drop audio.
+                        fprintf( stderr, "Passthru requested and input codec is not the same as output codec for track %d\n",
+                            audio->out.track );
+                        hb_audio_t * item = hb_list_item( job->list_audio, i );
+                        hb_list_rem( job->list_audio, item );
+                        continue;
+                    }
+                }
+                i++;
+            }
+
             if( size )
             {
                 job->vbitrate = hb_calc_bitrate( job, size );
@@ -2362,15 +2408,17 @@ static void ShowHelp()
 #ifdef __APPLE_CC__
     fprintf( out,
     "    -E, --aencoder <string> Audio encoder(s)\n"
-    "                                (ca_aac/faac/lame/vorbis/ac3/ac3pass/dtspass)\n"
-    "                            ac3pass and dtspass meaning passthrough\n"
+    "                                (ca_aac/faac/lame/vorbis/ac3/copy/copy:ac3/copy:dts)\n"
+    "                            copy, copy:ac3 and copy:dts meaning passthrough.\n"
+    "                            copy will passthrough either ac3 or dts.\n"
     "                            Separated by commas for more than one audio track.\n"
     "                            (default: guessed)\n" );
 #else
     fprintf( out,
     "    -E, --aencoder <string> Audio encoder(s):\n"
-    "                                (faac/lame/vorbis/ac3/ac3pass/dtspass)\n"
-    "                            ac3pass and dtspass meaning passthrough\n"
+    "                                (faac/lame/vorbis/ac3/copy/copy:ac3/copy:dts)\n"
+    "                            copy, copy:ac3 and copy:dts meaning passthrough.\n"
+    "                            copy will passthrough either ac3 or dts.\n"
     "                            Separated by commas for more than one audio track.\n"
     "                            (default: guessed)\n" );
 #endif
@@ -2521,7 +2569,7 @@ static void ShowPresets()
 {
     printf("\n< Apple\n");
 
-    printf("\n   + Universal:  -e x264  -q 20.0 -a 1,1 -E faac,ac3pass -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -X 720 --loose-anamorphic -m -x cabac=0:ref=2:me=umh:bframes=0:8x8dct=0:trellis=0:subme=6\n");
+    printf("\n   + Universal:  -e x264  -q 20.0 -a 1,1 -E faac,copy:ac3 -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -X 720 --loose-anamorphic -m -x cabac=0:ref=2:me=umh:bframes=0:8x8dct=0:trellis=0:subme=6\n");
 
     printf("\n   + iPod:  -e x264  -b 700 -a 1 -E faac -B 160 -6 dpl2 -R Auto -D 0.0 -f mp4 -I -X 320 -m -x level=30:bframes=0:cabac=0:ref=1:vbv-maxrate=768:vbv-bufsize=2000:analyse=all:me=umh:no-fast-pskip=1:subme=6:8x8dct=0:trellis=0\n");
 
@@ -2529,7 +2577,7 @@ static void ShowPresets()
 
     printf("\n   + iPad:  -e x264  -q 20.0 -r 29.97 --pfr  -a 1 -E faac -B 160 -6 dpl2 -R Auto -D 0.0 -f mp4 -4 -X 1024 --loose-anamorphic -m\n");
 
-    printf("\n   + AppleTV:  -e x264  -q 20.0 -a 1,1 -E faac,ac3pass -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -4 -X 960 --loose-anamorphic -m -x cabac=0:ref=2:me=umh:b-pyramid=none:b-adapt=2:weightb=0:trellis=0:weightp=0:vbv-maxrate=9500:vbv-bufsize=9500\n");
+    printf("\n   + AppleTV:  -e x264  -q 20.0 -a 1,1 -E faac,copy:ac3 -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -4 -X 960 --loose-anamorphic -m -x cabac=0:ref=2:me=umh:b-pyramid=none:b-adapt=2:weightb=0:trellis=0:weightp=0:vbv-maxrate=9500:vbv-bufsize=9500\n");
 
     printf("\n>\n");
 
@@ -2537,7 +2585,7 @@ static void ShowPresets()
 
     printf("\n   + Normal:  -e x264  -q 20.0 -a 1 -E faac -B 160 -6 dpl2 -R Auto -D 0.0 -f mp4 --strict-anamorphic -m -x ref=2:bframes=2:subme=6:mixed-refs=0:weightb=0:8x8dct=0:trellis=0\n");
 
-    printf("\n   + High Profile:  -e x264  -q 20.0 -a 1,1 -E faac,ac3pass -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 --detelecine --decomb --loose-anamorphic -m -x b-adapt=2:rc-lookahead=50\n");
+    printf("\n   + High Profile:  -e x264  -q 20.0 -a 1,1 -E faac,copy:ac3 -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 --detelecine --decomb --loose-anamorphic -m -x b-adapt=2:rc-lookahead=50\n");
 
     printf("\n>\n");
 
@@ -2545,7 +2593,7 @@ static void ShowPresets()
 
     printf("\n   + Classic:  -b 1000 -a 1 -E faac -B 160 -6 dpl2 -R Auto -D 0.0 -f mp4\n");
 
-    printf("\n   + AppleTV Legacy:  -e x264  -b 2500 -a 1,1 -E faac,ac3pass -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -4 --strict-anamorphic -m -x ref=1:b-pyramid=none:subme=5:me=umh:no-fast-pskip=1:cabac=0:weightb=0:8x8dct=0:trellis=0\n");
+    printf("\n   + AppleTV Legacy:  -e x264  -b 2500 -a 1,1 -E faac,copy:ac3 -B 160,160 -6 dpl2,auto -R Auto,Auto -D 0.0,0.0 -f mp4 -4 --strict-anamorphic -m -x ref=1:b-pyramid=none:subme=5:me=umh:no-fast-pskip=1:cabac=0:weightb=0:8x8dct=0:trellis=0\n");
 
     printf("\n   + iPhone Legacy:  -e x264  -b 960 -a 1 -E faac -B 128 -6 dpl2 -R Auto -D 0.0 -f mp4 -I -X 480 -m -x level=30:cabac=0:ref=1:analyse=all:me=umh:no-fast-pskip=1:psy-rd=0,0:bframes=0:subme=6:8x8dct=0:trellis=0\n");
 
@@ -3376,11 +3424,15 @@ static int get_acodec_for_string( char *codec )
     {
         return HB_ACODEC_AC3;
     }
-    else if( !strcasecmp( codec, "ac3pass" ) )
+    else if( !strcasecmp( codec, "copy" ) )
+    {
+        return HB_ACODEC_AC3_PASS | HB_ACODEC_DCA_PASS;
+    }
+    else if( !strcasecmp( codec, "copy:ac3" ) )
     {
         return HB_ACODEC_AC3_PASS;
     }
-    else if( !strcasecmp( codec, "dtspass" ) || !strcasecmp( codec, "dcapass" ) )
+    else if( !strcasecmp( codec, "copy:dts" ) || !strcasecmp( codec, "copy:dca" ) )
     {
         return HB_ACODEC_DCA_PASS;
     }