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authorMark Thompson <sw@jkqxz.net>2018-01-29 22:18:00 +0000
committerMark Thompson <sw@jkqxz.net>2018-02-11 22:00:33 +0000
commit5b145290df2998a9836a93eb925289c6c8b63af0 (patch)
treed198e8d728ecdbcfc7eee78c22ac703538d48b29 /libavcodec/options_table.h
parentfd36cf6bf6524247a8ff6788c028836fe7d9fd20 (diff)
lavc: Add support for increasing hardware frame pool sizes
AVCodecContext.extra_hw_frames is added to the size of hardware frame pools created by libavcodec for APIs which require fixed-size pools. This allows the user to keep references to a greater number of frames after decode, which may be necessary for some use-cases. It is also added to the initial_pool_size value returned by avcodec_get_hw_frames_parameters() if a fixed-size pool is required.
Diffstat (limited to 'libavcodec/options_table.h')
-rw-r--r--libavcodec/options_table.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
index 925ef376f3..4b0a8344d0 100644
--- a/libavcodec/options_table.h
+++ b/libavcodec/options_table.h
@@ -419,6 +419,7 @@ static const AVOption avcodec_options[] = {
{"side_data_only_packets", NULL, OFFSET(side_data_only_packets), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, A|V|E },
#endif
{"apply_cropping", NULL, OFFSET(apply_cropping), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, V | D },
+{"extra_hw_frames", "Number of extra hardware frames to allocate for the user", OFFSET(extra_hw_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, V|D },
{NULL},
};