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| author | Lukas Rusak <lorusak@gmail.com> | 2020-05-07 09:18:34 -0700 |
|---|---|---|
| committer | Aman Karmani <aman@tmm1.net> | 2023-01-10 14:49:53 -0800 |
| commit | 0d7c452d84e7ed228601b0285152f158ee2308fd (patch) | |
| tree | aa65b71867a761fbdd6bf80cacd049b5d5fed180 | |
| parent | 18d9959fd9ab80340d6f25c5efd0db5aae14284d (diff) | |
| download | ffmpeg-0d7c452d84e7ed228601b0285152f158ee2308fd.tar.gz | |
avcodec/v4l2m2m: allow lower minimum buffer values
There is no reason to enforce a high minimum. In the context
of streaming only a few output buffers and capture buffers
are even needed for continuous playback. This also helps
alleviate memory pressure when decoding 4K media.
Signed-off-by: Aman Karmani <aman@tmm1.net>
| -rw-r--r-- | libavcodec/v4l2_m2m.h | 2 | ||||
| -rw-r--r-- | libavcodec/v4l2_m2m_dec.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/v4l2_m2m.h b/libavcodec/v4l2_m2m.h index b67b216331..04d86d7b92 100644 --- a/libavcodec/v4l2_m2m.h +++ b/libavcodec/v4l2_m2m.h @@ -38,7 +38,7 @@ #define V4L_M2M_DEFAULT_OPTS \ { "num_output_buffers", "Number of buffers in the output context",\ - OFFSET(num_output_buffers), AV_OPT_TYPE_INT, { .i64 = 16 }, 6, INT_MAX, FLAGS } + OFFSET(num_output_buffers), AV_OPT_TYPE_INT, { .i64 = 16 }, 2, INT_MAX, FLAGS } typedef struct V4L2m2mContext { char devname[PATH_MAX]; diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c index 53a57eaeb8..4944d08511 100644 --- a/libavcodec/v4l2_m2m_dec.c +++ b/libavcodec/v4l2_m2m_dec.c @@ -226,7 +226,7 @@ static av_cold int v4l2_decode_close(AVCodecContext *avctx) static const AVOption options[] = { V4L_M2M_DEFAULT_OPTS, { "num_capture_buffers", "Number of buffers in the capture context", - OFFSET(num_capture_buffers), AV_OPT_TYPE_INT, {.i64 = 20}, 20, INT_MAX, FLAGS }, + OFFSET(num_capture_buffers), AV_OPT_TYPE_INT, {.i64 = 20}, 2, INT_MAX, FLAGS }, { NULL}, }; |