From a1255a350d4629ca9f0073289ae8e2862aa0d9e1 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sat, 18 Sep 2021 04:46:45 +0200 Subject: [PATCH] libswscale/options: Add parent_log_context_offset to AVClass This allows to associate log messages from slice contexts to the user-visible SwsContext. Reviewed-by: Paul B Mahol Signed-off-by: Andreas Rheinhardt --- libswscale/options.c | 1 + libswscale/swscale_internal.h | 2 ++ libswscale/utils.c | 2 ++ 3 files changed, 5 insertions(+) diff --git a/libswscale/options.c b/libswscale/options.c index 4b71a23e37..f6ea9e1f9d 100644 --- a/libswscale/options.c +++ b/libswscale/options.c @@ -91,6 +91,7 @@ const AVClass ff_sws_context_class = { .class_name = "SWScaler", .item_name = sws_context_to_name, .option = swscale_options, + .parent_log_context_offset = OFFSET(parent), .category = AV_CLASS_CATEGORY_SWSCALER, .version = LIBAVUTIL_VERSION_INT, }; diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h index fbfc08a89f..0d60dd2e6f 100644 --- a/libswscale/swscale_internal.h +++ b/libswscale/swscale_internal.h @@ -301,6 +301,8 @@ typedef struct SwsContext { */ const AVClass *av_class; + struct SwsContext *parent; + AVSliceThread *slicethread; struct SwsContext **slice_ctx; int *slice_err; diff --git a/libswscale/utils.c b/libswscale/utils.c index 25051ead72..84a29c4dc7 100644 --- a/libswscale/utils.c +++ b/libswscale/utils.c @@ -1214,6 +1214,8 @@ static int context_init_threaded(SwsContext *c, if (!c->slice_ctx[i]) return AVERROR(ENOMEM); + c->slice_ctx[i]->parent = c; + ret = av_opt_copy((void*)c->slice_ctx[i], (void*)c); if (ret < 0) return ret;