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fftools/ffmpeg: properly initialize output stream field order 

Fixes stream field order written by avformat_write_header when "top"
option is specified on the command-line.

Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
This commit is contained in:
Tobias Rapp 2018-04-26 14:23:02 +02:00
parent e07b1913fc
commit a150b2e3a0
1 changed files with 6 additions and 0 deletions
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6
fftools/ffmpeg.c
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@ -3389,6 +3389,12 @@ static int init_output_stream_encode(OutputStream *ost)
enc_ctx->bits_per_raw_sample = frame_bits_per_raw_sample;
}
if (ost->top_field_first == 0) {
enc_ctx->field_order = AV_FIELD_BB;
} else if (ost->top_field_first == 1) {
enc_ctx->field_order = AV_FIELD_TT;
}
if (ost->forced_keyframes) {
if (!strncmp(ost->forced_keyframes, "expr:", 5)) {
ret = av_expr_parse(&ost->forced_keyframes_pexpr, ost->forced_keyframes+5,