AVOption.max is a double, which has not enough precision for INT64_MAX.
It gets interpreted as INT64_MIN, when converted back to int64_t.
Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
---
libavcodec/options_table.h | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
index 48de667..f117ce4 100644
--- a/libavcodec/options_table.h
+++ b/libavcodec/options_table.h
@@ -41,8 +41,10 @@
#define AV_CODEC_DEFAULT_BITRATE 200*1000
+#define FF_INT64_MAX (INT64_MAX - 0x1000)
+
static const AVOption avcodec_options[] = {
-{"b", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 =
AV_CODEC_DEFAULT_BITRATE }, 0, INT64_MAX, A|V|E},
+{"b", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 =
AV_CODEC_DEFAULT_BITRATE }, 0, FF_INT64_MAX, A|V|E},
{"ab", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 =
128*1000 }, 0, INT_MAX, A|E},
{"bt", "Set video bitrate tolerance (in bits/s). In 1-pass mode, bitrate
tolerance specifies how far "
"ratecontrol is willing to deviate from the target average bitrate
value. This is not related "
@@ -444,11 +446,11 @@ static const AVOption avcodec_options[] = {
#if FF_API_PRIVATE_OPT
{"min_prediction_order", NULL, OFFSET(min_prediction_order), AV_OPT_TYPE_INT,
{.i64 = -1 }, INT_MIN, INT_MAX, A|E},
{"max_prediction_order", NULL, OFFSET(max_prediction_order), AV_OPT_TYPE_INT,
{.i64 = -1 }, INT_MIN, INT_MAX, A|E},
-{"timecode_frame_start", "GOP timecode frame start number, in non-drop-frame
format", OFFSET(timecode_frame_start), AV_OPT_TYPE_INT64, {.i64 = -1 }, -1,
INT64_MAX, V|E},
+{"timecode_frame_start", "GOP timecode frame start number, in non-drop-frame
format", OFFSET(timecode_frame_start), AV_OPT_TYPE_INT64, {.i64 = -1 }, -1,
FF_INT64_MAX, V|E},
#endif
{"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), AV_OPT_TYPE_INT,
{.i64 = DEFAULT }, 0, INT_MAX},
-{"channel_layout", NULL, OFFSET(channel_layout), AV_OPT_TYPE_INT64, {.i64 =
DEFAULT }, 0, INT64_MAX, A|E|D, "channel_layout"},
-{"request_channel_layout", NULL, OFFSET(request_channel_layout),
AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, INT64_MAX, A|D,
"request_channel_layout"},
+{"channel_layout", NULL, OFFSET(channel_layout), AV_OPT_TYPE_INT64, {.i64 =
DEFAULT }, 0, FF_INT64_MAX, A|E|D, "channel_layout"},
+{"request_channel_layout", NULL, OFFSET(request_channel_layout),
AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, FF_INT64_MAX, A|D,
"request_channel_layout"},
{"rc_max_vbv_use", NULL, OFFSET(rc_max_available_vbv_use), AV_OPT_TYPE_FLOAT,
{.dbl = 0 }, 0.0, FLT_MAX, V|E},
{"rc_min_vbv_use", NULL, OFFSET(rc_min_vbv_overflow_use), AV_OPT_TYPE_FLOAT,
{.dbl = 3 }, 0.0, FLT_MAX, V|E},
{"ticks_per_frame", NULL, OFFSET(ticks_per_frame), AV_OPT_TYPE_INT, {.i64 = 1
}, 1, INT_MAX, A|V|E|D},
--
2.10.2
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