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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-01-25 14:44:20 +0100 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2022-01-29 18:34:31 +0100 |
| commit | 4bbfe02ca08984d873cbdf06f9643abca63f1333 (patch) | |
| tree | 974d4952619c98bb58c4fec8d2577b1c3869b592 /libavcodec | |
| parent | b90ea35182a04ba79e5d77f732bbcd50f1281dfb (diff) | |
| download | ffmpeg-4bbfe02ca08984d873cbdf06f9643abca63f1333.tar.gz | |
avcodec/mpegvideo: Move gop_picture_number to MPEG12EncContext
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/mpeg12enc.c | 9 | ||||
| -rw-r--r-- | libavcodec/mpegvideo.h | 1 |
2 files changed, 6 insertions, 4 deletions
diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c index bec522d8e7..eaab968425 100644 --- a/libavcodec/mpeg12enc.c +++ b/libavcodec/mpeg12enc.c @@ -66,6 +66,8 @@ typedef struct MPEG12EncContext { MpegEncContext mpeg; AVRational frame_rate_ext; + int gop_picture_number; ///< index of the first picture of a GOP based on fake_pic_num + int64_t timecode_frame_start; ///< GOP timecode frame start number, in non drop frame format AVTimecode tc; ///< timecode context char *tc_opt_str; ///< timecode option string @@ -402,7 +404,7 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s) time_code = s->current_picture_ptr->f->coded_picture_number + mpeg12->timecode_frame_start; - s->gop_picture_number = s->current_picture_ptr->f->coded_picture_number; + mpeg12->gop_picture_number = s->current_picture_ptr->f->coded_picture_number; av_assert0(mpeg12->drop_frame_timecode == !!(mpeg12->tc.flags & AV_TIMECODE_FLAG_DROPFRAME)); if (mpeg12->drop_frame_timecode) @@ -413,7 +415,8 @@ static void mpeg1_encode_sequence_header(MpegEncContext *s) put_bits(&s->pb, 1, 1); put_bits(&s->pb, 6, (uint32_t)((time_code / fps) % 60)); put_bits(&s->pb, 6, (uint32_t)((time_code % fps))); - put_bits(&s->pb, 1, !!(s->avctx->flags & AV_CODEC_FLAG_CLOSED_GOP) || s->intra_only || !s->gop_picture_number); + put_bits(&s->pb, 1, !!(s->avctx->flags & AV_CODEC_FLAG_CLOSED_GOP) || + s->intra_only || !mpeg12->gop_picture_number); put_bits(&s->pb, 1, 0); // broken link } @@ -458,7 +461,7 @@ void ff_mpeg1_encode_picture_header(MpegEncContext *s, int picture_number) // RAL: s->picture_number instead of s->fake_picture_number put_bits(&s->pb, 10, - (s->picture_number - s->gop_picture_number) & 0x3ff); + (s->picture_number - mpeg12->gop_picture_number) & 0x3ff); put_bits(&s->pb, 3, s->pict_type); s->vbv_delay_ptr = s->pb.buf + put_bytes_count(&s->pb, 0); diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h index fd9d60b03e..e5a4cc9b81 100644 --- a/libavcodec/mpegvideo.h +++ b/libavcodec/mpegvideo.h @@ -432,7 +432,6 @@ typedef struct MpegEncContext { GetBitContext gb; /* MPEG-1 specific */ - int gop_picture_number; ///< index of the first picture of a GOP based on fake_pic_num & MPEG-1 specific int last_mv_dir; ///< last mv_dir, used for B-frame encoding uint8_t *vbv_delay_ptr; ///< pointer to vbv_delay in the bitstream |