virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-03-03 14:32:16 +02:00
Code Issues Releases Activity

avcodec/dnxhddec: ignore second flag for encoded field

Browse Source 
And instead use previous field flag.

Fixes decoding files produced by non-compliant encoders.
This commit is contained in:
Paul B Mahol 2021-08-25 22:36:32 +02:00
parent 2589060b92
commit 507fdcd1b0
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/dnxhddec.c
View File

@ -193,7 +193,7 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame *frame,
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
} }
if (buf[5] & 2) { /* interlaced */ if (buf[5] & 2) { /* interlaced */
ctx->cur_field = buf[5] & 1; ctx->cur_field = first_field ? buf[5] & 1 : !ctx->cur_field;
frame->interlaced_frame = 1; frame->interlaced_frame = 1;
frame->top_field_first = first_field ^ ctx->cur_field; frame->top_field_first = first_field ^ ctx->cur_field;
av_log(ctx->avctx, AV_LOG_DEBUG, av_log(ctx->avctx, AV_LOG_DEBUG,