nvenc: Extended rate-control support as provided by SDK 7

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Diego Biurrun <diego@biurrun.de>

1 files changed, 12 insertions, 0 deletions

diff --git a/libavcodec/nvenc_h264.c b/libavcodec/nvenc_h264.c
index d58ee88..faeafe9 100644
--- a/libavcodec/nvenc_h264.c
+++ b/libavcodec/nvenc_h264.c
@@ -77,6 +77,18 @@ static const AVOption options[] = {
     { "list",     "List the available devices",           0,                   AV_OPT_TYPE_CONST,  { .i64 = LIST_DEVICES },         0, 0, VE, "device" },
     { "async_depth", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
     { "delay",       "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
+#if NVENCAPI_MAJOR_VERSION >= 7
+    { "rc-lookahead", "Number of frames to look ahead for rate-control", OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
+    { "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts", OFFSET(no_scenecut), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+    { "b_adapt", "When lookahead is enabled, set this to 0 to disable adaptive B-frame decision", OFFSET(b_adapt), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
+    { "spatial-aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+    { "temporal-aq", "set to 1 to enable Temporal AQ",     OFFSET(temporal_aq),  AV_OPT_TYPE_INT,   { .i64 = 0                       }, 0, 1, VE        },
+    { "zerolatency", "Set 1 to indicate zero latency operation (no reordering delay)", OFFSET(zerolatency), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+    { "nonref_p", "Set this to 1 to enable automatic insertion of non-reference P-frames", OFFSET(nonref_p), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+    { "strict_gop", "Set 1 to minimize GOP-to-GOP rate fluctuations", OFFSET(strict_gop), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
+    { "aq-strength", "When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive)", OFFSET(aq_strength), AV_OPT_TYPE_INT, { .i64 = 8 }, 1, 15, VE },
+    { "cq", "Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control", OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 51, VE },
+#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
     { NULL }
 };