Showing the changes to libavfilter (1 of 1 file). Show all
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| @@ -22,6 +22,7 @@ · 21 unmodified lines | |||
| 22 | 22 | ||
| 23 | #include "libavutil/opt.h" | 23 | #include "libavutil/opt.h" |
| 24 | #include "avfilter.h" | 24 | #include "avfilter.h" |
| 25 | #include "filters.h" | ||
| 25 | #include "internal.h" | 26 | #include "internal.h" |
| 26 | #include "audio.h" | 27 | #include "audio.h" |
| 27 | #include "ebur128.h" | 28 | #include "ebur128.h" |
| @@ -502,9 +503,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) · 474 unmodified lines | |||
| 502 | ff_ebur128_add_frames_double(s->r128_out, dst, subframe_length); | 503 | ff_ebur128_add_frames_double(s->r128_out, dst, subframe_length); |
| 503 | 504 | ||
| 504 | s->pts += | 505 | s->pts += |
| 505 | out->nb_samples = | 506 | out->nb_samples = subframe_length; |
| 506 | inlink->min_samples = | ||
| 507 | inlink->max_samples = subframe_length; | ||
| 508 | 507 | ||
| 509 | s->frame_type = INNER_FRAME; | 508 | s->frame_type = INNER_FRAME; |
| 510 | break; | 509 | break; |
| @@ -636,15 +635,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) · 125 unmodified lines | |||
| 636 | return ff_filter_frame(outlink, out); | 635 | return ff_filter_frame(outlink, out); |
| 637 | } | 636 | } |
| 638 | 637 | ||
| 639 | static int request_frame(AVFilterLink *outlink) | 638 | static int flush_frame(AVFilterLink *outlink) |
| 640 | { | 639 | { |
| 641 | int ret; | ||
| 642 | AVFilterContext *ctx = outlink->src; | 640 | AVFilterContext *ctx = outlink->src; |
| 643 | AVFilterLink *inlink = ctx->inputs[0]; | 641 | AVFilterLink *inlink = ctx->inputs[0]; |
| 644 | LoudNormContext *s = ctx->priv; | 642 | LoudNormContext *s = ctx->priv; |
| 643 | int ret = 0; | ||
| 645 | 644 | ||
| 646 | ret = ff_request_frame(inlink); | 645 | if (s->frame_type == INNER_FRAME) { |
| 647 | if (ret == AVERROR_EOF && s->frame_type == INNER_FRAME) { | ||
| 648 | double *src; | 646 | double *src; |
| 649 | double *buf; | 647 | double *buf; |
| 650 | int nb_samples, n, c, offset; | 648 | int nb_samples, n, c, offset; |
| @@ -681,6 +679,48 @@ static int request_frame(AVFilterLink *outlink) · 30 unmodified lines | |||
| 681 | return ret; | 679 | return ret; |
| 682 | } | 680 | } |
| 683 | 681 | ||
| 682 | static int activate(AVFilterContext *ctx) | ||
| 683 | { | ||
| 684 | AVFilterLink *inlink = ctx->inputs[0]; | ||
| 685 | AVFilterLink *outlink = ctx->outputs[0]; | ||
| 686 | LoudNormContext *s = ctx->priv; | ||
| 687 | AVFrame *in = NULL; | ||
| 688 | int ret = 0, status; | ||
| 689 | int64_t pts; | ||
| 690 | |||
| 691 | FF_FILTER_FORWARD_STATUS_BACK(outlink, inlink); | ||
| 692 | |||
| 693 | if (s->frame_type != LINEAR_MODE) { | ||
| 694 | int nb_samples; | ||
| 695 | |||
| 696 | if (s->frame_type == FIRST_FRAME) { | ||
| 697 | nb_samples = frame_size(inlink->sample_rate, 3000); | ||
| 698 | } else { | ||
| 699 | nb_samples = frame_size(inlink->sample_rate, 100); | ||
| 700 | } | ||
| 701 | |||
| 702 | ret = ff_inlink_consume_samples(inlink, nb_samples, nb_samples, &in); | ||
| 703 | } else { | ||
| 704 | ret = ff_inlink_consume_frame(inlink, &in); | ||
| 705 | } | ||
| 706 | |||
| 707 | if (ret < 0) | ||
| 708 | return ret; | ||
| 709 | if (ret > 0) | ||
| 710 | ret = filter_frame(inlink, in); | ||
| 711 | if (ret < 0) | ||
| 712 | return ret; | ||
| 713 | |||
| 714 | if (ff_inlink_acknowledge_status(inlink, &status, &pts)) { | ||
| 715 | ff_outlink_set_status(outlink, status, pts); | ||
| 716 | return flush_frame(outlink); | ||
| 717 | } | ||
| 718 | |||
| 719 | FF_FILTER_FORWARD_WANTED(outlink, inlink); | ||
| 720 | |||
| 721 | return FFERROR_NOT_READY; | ||
| 722 | } | ||
| 723 | |||
| 684 | static int query_formats(AVFilterContext *ctx) | 724 | static int query_formats(AVFilterContext *ctx) |
| 685 | { | 725 | { |
| 686 | LoudNormContext *s = ctx->priv; | 726 | LoudNormContext *s = ctx->priv; |
| @@ -749,11 +789,6 @@ static int config_input(AVFilterLink *inlink) · 62 unmodified lines | |||
| 749 | 789 | ||
| 750 | init_gaussian_filter(s); | 790 | init_gaussian_filter(s); |
| 751 | 791 | ||
| 752 | if (s->frame_type != LINEAR_MODE) { | ||
| 753 | inlink->min_samples = | ||
| 754 | inlink->max_samples = frame_size(inlink->sample_rate, 3000); | ||
| 755 | } | ||
| 756 | |||
| 757 | s->pts = AV_NOPTS_VALUE; | 792 | s->pts = AV_NOPTS_VALUE; |
| 758 | s->buf_index = | 793 | s->buf_index = |
| 759 | s->prev_buf_index = | 794 | s->prev_buf_index = |
| @@ -894,14 +929,12 @@ static const AVFilterPad avfilter_af_loudnorm_inputs[] = { · 134 unmodified lines | |||
| 894 | .name = "default", | 929 | .name = "default", |
| 895 | .type = AVMEDIA_TYPE_AUDIO, | 930 | .type = AVMEDIA_TYPE_AUDIO, |
| 896 | .config_props = config_input, | 931 | .config_props = config_input, |
| 897 | .filter_frame = filter_frame, | ||
| 898 | }, | 932 | }, |
| 899 | }; | 933 | }; |
| 900 | 934 | ||
| 901 | static const AVFilterPad avfilter_af_loudnorm_outputs[] = { | 935 | static const AVFilterPad avfilter_af_loudnorm_outputs[] = { |
| 902 | { | 936 | { |
| 903 | .name = "default", | 937 | .name = "default", |
| 904 | .request_frame = request_frame, | ||
| 905 | .type = AVMEDIA_TYPE_AUDIO, | 938 | .type = AVMEDIA_TYPE_AUDIO, |
| 906 | }, | 939 | }, |
| 907 | }; | 940 | }; |
| @@ -912,6 +945,7 @@ const AVFilter ff_af_loudnorm = { · 4 unmodified lines | |||
| 912 | .priv_size = sizeof(LoudNormContext), | 945 | .priv_size = sizeof(LoudNormContext), |
| 913 | .priv_class = &loudnorm_class, | 946 | .priv_class = &loudnorm_class, |
| 914 | .init = init, | 947 | .init = init, |
| 948 | .activate = activate, | ||
| 915 | .uninit = uninit, | 949 | .uninit = uninit, |
| 916 | FILTER_INPUTS(avfilter_af_loudnorm_inputs), | 950 | FILTER_INPUTS(avfilter_af_loudnorm_inputs), |
| 917 | FILTER_OUTPUTS(avfilter_af_loudnorm_outputs), | 951 | FILTER_OUTPUTS(avfilter_af_loudnorm_outputs), |