1 files changed, 129 insertions, 0 deletions
diff --git a/media-video/ffmpeg/files/ffmpeg-6.1.1-memory-leak.patch b/media-video/ffmpeg/files/ffmpeg-6.1.1-memory-leak.patch
new file mode 100644
index 000000000000..d02522b3a3a4
--- /dev/null
+++ b/media-video/ffmpeg/files/ffmpeg-6.1.1-memory-leak.patch
@@ -0,0 +1,129 @@
+https://bugs.gentoo.org/931059
+https://ffmpeg.org//pipermail/ffmpeg-devel/2024-May/326569.html
+https://git.videolan.org/?p=ffmpeg.git;a=commit;h=670c823406612697b394d4933e03d3e1a176474f
+https://git.videolan.org/?p=ffmpeg.git;a=commit;h=1606aab99bd84f0040fb0fa6ccccb092941f01ec
+
+From 670c823406612697b394d4933e03d3e1a176474f Mon Sep 17 00:00:00 2001
+From: Paul B Mahol <onemda@gmail.com>
+Date: Fri, 27 Oct 2023 14:26:50 +0200
+Subject: [PATCH] avfilter/buffersrc: switch to activate
+
+Fixes OOM when caller keeps adding frames into filtergraph
+that reached EOF by other means, for example EOF is signalled
+by other filter in filtergraph or by buffersink.
+
+(cherry picked from commit 84e400ae37b1e2849a3ead399ef86c808356cdd6)
+--- a/libavfilter/buffersrc.c
++++ b/libavfilter/buffersrc.c
+@@ -36,6 +36,7 @@
+ #include "audio.h"
+ #include "avfilter.h"
+ #include "buffersrc.h"
++#include "filters.h"
+ #include "formats.h"
+ #include "internal.h"
+ #include "video.h"
+@@ -194,7 +195,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
+     if (!frame)
+         return av_buffersrc_close(ctx, s->last_pts, flags);
+     if (s->eof)
+-        return AVERROR(EINVAL);
++        return AVERROR_EOF;
+ 
+     s->last_pts = frame->pts + frame->duration;
+ 
+@@ -484,21 +485,28 @@ static int config_props(AVFilterLink *link)
+     return 0;
+ }
+ 
+-static int request_frame(AVFilterLink *link)
++static int activate(AVFilterContext *ctx)
+ {
+-    BufferSourceContext *c = link->src->priv;
++    AVFilterLink *outlink = ctx->outputs[0];
++    BufferSourceContext *c = ctx->priv;
+ 
+-    if (c->eof)
+-        return AVERROR_EOF;
++    if (!c->eof && ff_outlink_get_status(outlink)) {
++        c->eof = 1;
++        return 0;
++    }
++
++    if (c->eof) {
++        ff_outlink_set_status(outlink, AVERROR_EOF, c->last_pts);
++        return 0;
++    }
+     c->nb_failed_requests++;
+-    return AVERROR(EAGAIN);
++    return FFERROR_NOT_READY;
+ }
+ 
+ static const AVFilterPad avfilter_vsrc_buffer_outputs[] = {
+     {
+         .name          = "default",
+         .type          = AVMEDIA_TYPE_VIDEO,
+-        .request_frame = request_frame,
+         .config_props  = config_props,
+     },
+ };
+@@ -507,7 +515,7 @@ const AVFilter ff_vsrc_buffer = {
+     .name      = "buffer",
+     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them accessible to the filterchain."),
+     .priv_size = sizeof(BufferSourceContext),
+-
++    .activate  = activate,
+     .init      = init_video,
+     .uninit    = uninit,
+ 
+@@ -521,7 +529,6 @@ static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
+     {
+         .name          = "default",
+         .type          = AVMEDIA_TYPE_AUDIO,
+-        .request_frame = request_frame,
+         .config_props  = config_props,
+     },
+ };
+@@ -530,7 +537,7 @@ const AVFilter ff_asrc_abuffer = {
+     .name          = "abuffer",
+     .description   = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them accessible to the filterchain."),
+     .priv_size     = sizeof(BufferSourceContext),
+-
++    .activate  = activate,
+     .init      = init_audio,
+     .uninit    = uninit,
+ 
+-- 
+2.30.2
+
+From 1606aab99bd84f0040fb0fa6ccccb092941f01ec Mon Sep 17 00:00:00 2001
+From: Paul B Mahol <onemda@gmail.com>
+Date: Fri, 1 Dec 2023 16:59:07 +0100
+Subject: [PATCH] avfilter/avfilter: fix OOM case for default activate
+
+Fixes OOM when caller keeps adding frames into filtergraph
+that reached EOF by other means, for example EOF is signalled
+by other filter in filtergraph or by buffersink.
+
+(cherry picked from commit d9e41ead82263e96ebd14d4d88d6e7f858dd944c)
+--- a/libavfilter/avfilter.c
++++ b/libavfilter/avfilter.c
+@@ -1167,6 +1167,16 @@ static int ff_filter_activate_default(AVFilterContext *filter)
+ {
+     unsigned i;
+ 
++    for (i = 0; i < filter->nb_outputs; i++) {
++        int ret = filter->outputs[i]->status_in;
++
++        if (ret) {
++            for (int j = 0; j < filter->nb_inputs; j++)
++                ff_inlink_set_status(filter->inputs[j], ret);
++            return 0;
++        }
++    }
++
+     for (i = 0; i < filter->nb_inputs; i++) {
+         if (samples_ready(filter->inputs[i], filter->inputs[i]->min_samples)) {
+             return ff_filter_frame_to_filter(filter->inputs[i]);
+-- 
+2.30.2