[FFmpeg-devel] [PATCH] avcodec/mpegvideo_enc: Replace some s->avctx by avctx

Paul B Mahol onemda at gmail.com
Sun Aug 30 12:50:25 EEST 2020


On 8/25/20, Michael Niedermayer <michael at niedermayer.cc> wrote:
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/mpegvideo_enc.c | 56 +++++++++++++++++++-------------------
>  1 file changed, 28 insertions(+), 28 deletions(-)
>

Give some explantation in commit log what this is required.
Otherwise LGTM.

> diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
> index 09697d89c8..bcc13761ea 100644
> --- a/libavcodec/mpegvideo_enc.c
> +++ b/libavcodec/mpegvideo_enc.c
> @@ -418,16 +418,16 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      /* Fixed QSCALE */
>      s->fixed_qscale = !!(avctx->flags & AV_CODEC_FLAG_QSCALE);
>
> -    s->adaptive_quant = (s->avctx->lumi_masking ||
> -                         s->avctx->dark_masking ||
> -                         s->avctx->temporal_cplx_masking ||
> -                         s->avctx->spatial_cplx_masking  ||
> -                         s->avctx->p_masking      ||
> +    s->adaptive_quant = (avctx->lumi_masking ||
> +                         avctx->dark_masking ||
> +                         avctx->temporal_cplx_masking ||
> +                         avctx->spatial_cplx_masking  ||
> +                         avctx->p_masking      ||
>                           s->border_masking ||
>                           (s->mpv_flags & FF_MPV_FLAG_QP_RD)) &&
>                          !s->fixed_qscale;
>
> -    s->loop_filter = !!(s->avctx->flags & AV_CODEC_FLAG_LOOP_FILTER);
> +    s->loop_filter = !!(avctx->flags & AV_CODEC_FLAG_LOOP_FILTER);
>
>      if (avctx->rc_max_rate && !avctx->rc_buffer_size) {
>          switch(avctx->codec_id) {
> @@ -497,25 +497,25 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          avctx->bit_rate_tolerance = 5 * avctx->bit_rate *
> av_q2d(avctx->time_base);
>      }
>
> -    if (s->avctx->rc_max_rate &&
> -        s->avctx->rc_min_rate == s->avctx->rc_max_rate &&
> +    if (avctx->rc_max_rate &&
> +        avctx->rc_min_rate == avctx->rc_max_rate &&
>          (s->codec_id == AV_CODEC_ID_MPEG1VIDEO ||
>           s->codec_id == AV_CODEC_ID_MPEG2VIDEO) &&
>          90000LL * (avctx->rc_buffer_size - 1) >
> -            s->avctx->rc_max_rate * 0xFFFFLL) {
> +            avctx->rc_max_rate * 0xFFFFLL) {
>          av_log(avctx, AV_LOG_INFO,
>                 "Warning vbv_delay will be set to 0xFFFF (=VBR) as the "
>                 "specified vbv buffer is too large for the given
> bitrate!\n");
>      }
>
> -    if ((s->avctx->flags & AV_CODEC_FLAG_4MV) && s->codec_id !=
> AV_CODEC_ID_MPEG4 &&
> +    if ((avctx->flags & AV_CODEC_FLAG_4MV) && s->codec_id !=
> AV_CODEC_ID_MPEG4 &&
>          s->codec_id != AV_CODEC_ID_H263 && s->codec_id != AV_CODEC_ID_H263P
> &&
>          s->codec_id != AV_CODEC_ID_FLV1) {
>          av_log(avctx, AV_LOG_ERROR, "4MV not supported by codec\n");
>          return AVERROR(EINVAL);
>      }
>
> -    if (s->obmc && s->avctx->mb_decision != FF_MB_DECISION_SIMPLE) {
> +    if (s->obmc && avctx->mb_decision != FF_MB_DECISION_SIMPLE) {
>          av_log(avctx, AV_LOG_ERROR,
>                 "OBMC is only supported with simple mb decision\n");
>          return AVERROR(EINVAL);
> @@ -601,7 +601,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          return AVERROR(EINVAL);
>      }
>
> -    if ((s->avctx->flags & (AV_CODEC_FLAG_INTERLACED_DCT |
> AV_CODEC_FLAG_INTERLACED_ME)) &&
> +    if ((avctx->flags & (AV_CODEC_FLAG_INTERLACED_DCT |
> AV_CODEC_FLAG_INTERLACED_ME)) &&
>          s->codec_id != AV_CODEC_ID_MPEG4 && s->codec_id !=
> AV_CODEC_ID_MPEG2VIDEO) {
>          av_log(avctx, AV_LOG_ERROR, "interlacing not supported by
> codec\n");
>          return AVERROR(EINVAL);
> @@ -628,7 +628,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      }
>
>      if ((s->mpv_flags & FF_MPV_FLAG_QP_RD) &&
> -        s->avctx->mb_decision != FF_MB_DECISION_RD) {
> +        avctx->mb_decision != FF_MB_DECISION_RD) {
>          av_log(avctx, AV_LOG_ERROR, "QP RD needs mbd=2\n");
>          return AVERROR(EINVAL);
>      }
> @@ -650,14 +650,14 @@ FF_ENABLE_DEPRECATION_WARNINGS
>  #endif
>
>      if (s->scenechange_threshold < 1000000000 &&
> -        (s->avctx->flags & AV_CODEC_FLAG_CLOSED_GOP)) {
> +        (avctx->flags & AV_CODEC_FLAG_CLOSED_GOP)) {
>          av_log(avctx, AV_LOG_ERROR,
>                 "closed gop with scene change detection are not supported
> yet, "
>                 "set threshold to 1000000000\n");
>          return AVERROR_PATCHWELCOME;
>      }
>
> -    if (s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY) {
> +    if (avctx->flags & AV_CODEC_FLAG_LOW_DELAY) {
>          if (s->codec_id != AV_CODEC_ID_MPEG2VIDEO &&
>              s->strict_std_compliance >= FF_COMPLIANCE_NORMAL) {
>              av_log(avctx, AV_LOG_ERROR,
> @@ -686,7 +686,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          return AVERROR(EINVAL);
>      }
>
> -    if (s->avctx->thread_count > 1         &&
> +    if (avctx->thread_count > 1         &&
>          s->codec_id != AV_CODEC_ID_MPEG4      &&
>          s->codec_id != AV_CODEC_ID_MPEG1VIDEO &&
>          s->codec_id != AV_CODEC_ID_MPEG2VIDEO &&
> @@ -697,7 +697,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>          return AVERROR_PATCHWELCOME;
>      }
>
> -    if (s->avctx->thread_count < 1) {
> +    if (avctx->thread_count < 1) {
>          av_log(avctx, AV_LOG_ERROR,
>                 "automatic thread number detection not supported by codec, "
>                 "patch welcome\n");
> @@ -750,25 +750,25 @@ FF_ENABLE_DEPRECATION_WARNINGS
>      av_log(avctx, AV_LOG_DEBUG, "intra_quant_bias = %d inter_quant_bias =
> %d\n",s->intra_quant_bias,s->inter_quant_bias);
>
>      if (avctx->codec_id == AV_CODEC_ID_MPEG4 &&
> -        s->avctx->time_base.den > (1 << 16) - 1) {
> +        avctx->time_base.den > (1 << 16) - 1) {
>          av_log(avctx, AV_LOG_ERROR,
>                 "timebase %d/%d not supported by MPEG 4 standard, "
>                 "the maximum admitted value for the timebase denominator "
> -               "is %d\n", s->avctx->time_base.num, s->avctx->time_base.den,
> +               "is %d\n", avctx->time_base.num, avctx->time_base.den,
>                 (1 << 16) - 1);
>          return AVERROR(EINVAL);
>      }
> -    s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1;
> +    s->time_increment_bits = av_log2(avctx->time_base.den - 1) + 1;
>
>      switch (avctx->codec->id) {
>      case AV_CODEC_ID_MPEG1VIDEO:
>          s->out_format = FMT_MPEG1;
> -        s->low_delay  = !!(s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY);
> +        s->low_delay  = !!(avctx->flags & AV_CODEC_FLAG_LOW_DELAY);
>          avctx->delay  = s->low_delay ? 0 : (s->max_b_frames + 1);
>          break;
>      case AV_CODEC_ID_MPEG2VIDEO:
>          s->out_format = FMT_MPEG1;
> -        s->low_delay  = !!(s->avctx->flags & AV_CODEC_FLAG_LOW_DELAY);
> +        s->low_delay  = !!(avctx->flags & AV_CODEC_FLAG_LOW_DELAY);
>          avctx->delay  = s->low_delay ? 0 : (s->max_b_frames + 1);
>          s->rtp_mode   = 1;
>          break;
> @@ -930,7 +930,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
>              return AVERROR(ENOMEM);
>      }
>
> -    if (!(s->avctx->stats_out = av_mallocz(256))               ||
> +    if (!(avctx->stats_out = av_mallocz(256))               ||
>          !FF_ALLOCZ_TYPED_ARRAY(s->q_intra_matrix,          32) ||
>          !FF_ALLOCZ_TYPED_ARRAY(s->q_chroma_intra_matrix,   32) ||
>          !FF_ALLOCZ_TYPED_ARRAY(s->q_inter_matrix,          32) ||
> @@ -973,7 +973,7 @@ FF_DISABLE_DEPRECATION_WARNINGS
>  FF_ENABLE_DEPRECATION_WARNINGS
>  #endif
>
> -    ff_set_cmp(&s->mecc, s->mecc.ildct_cmp,      s->avctx->ildct_cmp);
> +    ff_set_cmp(&s->mecc, s->mecc.ildct_cmp,      avctx->ildct_cmp);
>      ff_set_cmp(&s->mecc, s->mecc.frame_skip_cmp, s->frame_skip_cmp);
>
>      if (CONFIG_H261_ENCODER && s->out_format == FMT_H261)
> @@ -1003,10 +1003,10 @@ FF_ENABLE_DEPRECATION_WARNINGS
>              s->intra_matrix[j] = ff_mpeg1_default_intra_matrix[i];
>              s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i];
>          }
> -        if (s->avctx->intra_matrix)
> -            s->intra_matrix[j] = s->avctx->intra_matrix[i];
> -        if (s->avctx->inter_matrix)
> -            s->inter_matrix[j] = s->avctx->inter_matrix[i];
> +        if (avctx->intra_matrix)
> +            s->intra_matrix[j] = avctx->intra_matrix[i];
> +        if (avctx->inter_matrix)
> +            s->inter_matrix[j] = avctx->inter_matrix[i];
>      }
>
>      /* precompute matrix */
> --
> 2.17.1
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".


More information about the ffmpeg-devel mailing list