Ticket #11213: mpeg2fix.cpp.patch20131031

File mpeg2fix.cpp.patch20131031, 818 bytes (added by finlay@…, 7 years ago)

Patch to MPEG2fixup::BuildFrame? to restore original pts value

Line 
1--- mpeg2fix.cpp.orig   2013-10-21 08:58:31.000000000 -0500
2+++ mpeg2fix.cpp        2013-10-31 16:34:13.236055366 -0600
3@@ -1071,6 +1071,7 @@
4     AVFrame *picture;
5     AVCodecContext *c = NULL;
6     AVCodec *out_codec;
7+    int64_t savedPts = pkt->pts; // save the original pts
8 
9     info = mpeg2_info(img_decoder);
10     if (!info->display_fbuf)
11@@ -1193,6 +1194,7 @@
12     int delta = FindMPEG2Header(pkt->data, pkt->size, 0x00);
13     //  out_size=avcodec_encode_video(c, outbuf, outbuf_size, picture);
14     pkt->size -= delta; // a hack to get to the picture frame
15+    pkt->pts = savedPts; // restore the original pts
16     memmove(pkt->data, pkt->data + delta, pkt->size);
17     SetRepeat(pkt->data, pkt->size, info->display_picture->nb_fields,
18                !!(info->display_picture->flags & PIC_FLAG_TOP_FIELD_FIRST));