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authorjstebbins <[email protected]>2014-09-13 14:19:55 +0000
committerjstebbins <[email protected]>2014-09-13 14:19:55 +0000
commit1cffd4404430e825ea46e1b7732c5e256279db96 (patch)
tree425c7feedfe1a3027fe089d31faa3c1a9d4a38db
parente86272202d15a79e8a675e101592e0b5aa5d7d68 (diff)
libhb: re-enable vobsub in mp4 support
git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@6401 b64f7644-9d1e-0410-96f1-a4d463321fa5
-rw-r--r--contrib/ffmpeg/A07-movenc-Add-dvd-subtitle-support.patch142
-rw-r--r--libhb/common.c1
2 files changed, 143 insertions, 0 deletions
diff --git a/contrib/ffmpeg/A07-movenc-Add-dvd-subtitle-support.patch b/contrib/ffmpeg/A07-movenc-Add-dvd-subtitle-support.patch
new file mode 100644
index 000000000..9f604ecb9
--- /dev/null
+++ b/contrib/ffmpeg/A07-movenc-Add-dvd-subtitle-support.patch
@@ -0,0 +1,142 @@
+From 6adf3bc42e36242d487636786e995149bbb849fe Mon Sep 17 00:00:00 2001
+From: John Stebbins <[email protected]>
+Date: Tue, 18 Mar 2014 08:50:25 -0600
+Subject: [PATCH] movenc: Add dvd subtitle support
+
+Signed-off-by: Luca Barbato <[email protected]>
+---
+ libavformat/movenc.c | 83 ++++++++++++++++++++++++++++++++++++++++++++++++----
+ 1 file changed, 78 insertions(+), 5 deletions(-)
+
+diff --git a/libavformat/movenc.c b/libavformat/movenc.c
+index 0c688f6..a6a55d5 100644
+--- a/libavformat/movenc.c
++++ b/libavformat/movenc.c
+@@ -309,7 +309,9 @@ static int mov_write_esds_tag(AVIOContext *pb, MOVTrack *track) // Basic
+
+ // the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
+ // plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
+- if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
++ if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
++ avio_w8(pb, (0x38 << 2) | 1); // flags (= NeroSubpicStream)
++ else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
+ avio_w8(pb, 0x15); // flags (= Audiostream)
+ else
+ avio_w8(pb, 0x11); // flags (= Visualstream)
+@@ -760,6 +762,7 @@ static int mp4_get_codec_tag(AVFormatContext *s, MOVTrack *track)
+ else if (track->enc->codec_id == AV_CODEC_ID_VC1) tag = MKTAG('v','c','-','1');
+ else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
+ else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
++ else if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE) tag = MKTAG('m','p','4','s');
+
+ return tag;
+ }
+@@ -976,7 +979,9 @@ static int mov_write_subtitle_tag(AVIOContext *pb, MOVTrack *track)
+ avio_wb16(pb, 0); /* Reserved */
+ avio_wb16(pb, 1); /* Data-reference index */
+
+- if (track->enc->extradata_size)
++ if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
++ mov_write_esds_tag(pb, track);
++ else if (track->enc->extradata_size)
+ avio_write(pb, track->enc->extradata, track->enc->extradata_size);
+
+ return update_size(pb, pos);
+@@ -1308,6 +1313,7 @@ static int mov_write_hdlr_tag(AVIOContext *pb, MOVTrack *track)
+ descr = "SoundHandler";
+ } else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
+ if (track->tag == MKTAG('t','x','3','g')) hdlr_type = "sbtl";
++ if (track->tag == MKTAG('m','p','4','s')) hdlr_type = "subp";
+ else hdlr_type = "text";
+ descr = "SubtitleHandler";
+ } else if (track->enc->codec_tag == MKTAG('r','t','p',' ')) {
+@@ -3178,6 +3184,69 @@ static void mov_free(AVFormatContext *s)
+ av_freep(&mov->tracks);
+ }
+
++static uint32_t rgb_to_yuv(uint32_t rgb)
++{
++ uint8_t r, g, b;
++ int y, cb, cr;
++
++ r = (rgb >> 16) & 0xFF;
++ g = (rgb >> 8) & 0xFF;
++ b = (rgb ) & 0xFF;
++
++ y = av_clip_uint8( 16. + 0.257 * r + 0.504 * g + 0.098 * b);
++ cb = av_clip_uint8(128. - 0.148 * r - 0.291 * g + 0.439 * b);
++ cr = av_clip_uint8(128. + 0.439 * r - 0.368 * g - 0.071 * b);
++
++ return (y << 16) | (cr << 8) | cb;
++}
++
++static int mov_create_dvd_sub_decoder_specific_info(MOVTrack *track,
++ AVStream *st)
++{
++ int i, width = 720, height = 480;
++ int have_palette = 0, have_size = 0;
++ uint32_t palette[16];
++ char *cur = st->codec->extradata;
++
++ while (cur && *cur) {
++ if (strncmp("palette:", cur, 8) == 0) {
++ int i, count;
++ count = sscanf(cur + 8,
++ "%06x, %06x, %06x, %06x, %06x, %06x, %06x, %06x, "
++ "%06x, %06x, %06x, %06x, %06x, %06x, %06x, %06x",
++ &palette[ 0], &palette[ 1], &palette[ 2], &palette[ 3],
++ &palette[ 4], &palette[ 5], &palette[ 6], &palette[ 7],
++ &palette[ 8], &palette[ 9], &palette[10], &palette[11],
++ &palette[12], &palette[13], &palette[14], &palette[15]);
++
++ for (i = 0; i < count; i++) {
++ palette[i] = rgb_to_yuv(palette[i]);
++ }
++ have_palette = 1;
++ } else if (!strncmp("size:", cur, 5)) {
++ sscanf(cur + 5, "%dx%d", &width, &height);
++ have_size = 1;
++ }
++ if (have_palette && have_size)
++ break;
++ cur += strcspn(cur, "\n\r");
++ cur += strspn(cur, "\n\r");
++ }
++ if (have_palette) {
++ track->vos_data = av_malloc(16*4);
++ if (!track->vos_data)
++ return AVERROR(ENOMEM);
++ for (i = 0; i < 16; i++) {
++ AV_WB32(track->vos_data + i * 4, palette[i]);
++ }
++ track->vos_len = 16 * 4;
++ }
++ st->codec->width = width;
++ st->codec->height = track->height = height;
++
++ return 0;
++}
++
+ static int mov_write_header(AVFormatContext *s)
+ {
+ AVIOContext *pb = s->pb;
+@@ -3334,9 +3403,13 @@ static int mov_write_header(AVFormatContext *s)
+
+ /* copy extradata if it exists */
+ if (st->codec->extradata_size) {
+- track->vos_len = st->codec->extradata_size;
+- track->vos_data = av_malloc(track->vos_len);
+- memcpy(track->vos_data, st->codec->extradata, track->vos_len);
++ if (st->codec->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
++ mov_create_dvd_sub_decoder_specific_info(track, st);
++ else {
++ track->vos_len = st->codec->extradata_size;
++ track->vos_data = av_malloc(track->vos_len);
++ memcpy(track->vos_data, st->codec->extradata, track->vos_len);
++ }
+ }
+ }
+
+--
+1.9.3
+
diff --git a/libhb/common.c b/libhb/common.c
index f6e773777..79be58758 100644
--- a/libhb/common.c
+++ b/libhb/common.c
@@ -3821,6 +3821,7 @@ int hb_subtitle_can_pass( int source, int mux )
case HB_MUX_AV_MP4:
switch( source )
{
+ case VOBSUB:
case SSASUB:
case SRTSUB:
case UTF8SUB: