diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index 421ea79c62..f6f756fe00 100644 --- a/libavcodec/nvenc.c +++ b/libavcodec/nvenc.c @@ -724,10 +724,50 @@ static av_cold void nvenc_setup_rate_control(AVCodecContext *avctx) ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate; } - if (ctx->rc_lookahead > 0) { - ctx->encode_config.rcParams.enableLookahead = 1; - ctx->encode_config.rcParams.lookaheadDepth = FFMIN(ctx->rc_lookahead, 32); + if (ctx->aq) { + ctx->encode_config.rcParams.enableAQ = 1; + ctx->encode_config.rcParams.aqStrength = ctx->aq_strength; + av_log(avctx, AV_LOG_VERBOSE, "AQ enabled.\n"); } + + if (ctx->temporal_aq) { + ctx->encode_config.rcParams.enableTemporalAQ = 1; + av_log(avctx, AV_LOG_VERBOSE, "Temporal AQ enabled.\n"); + } + + if (ctx->rc_lookahead) { + int lkd_bound = FFMIN(ctx->nb_surfaces, ctx->async_depth) - + ctx->encode_config.frameIntervalP - 4; + + if (lkd_bound < 0) { + av_log(avctx, AV_LOG_WARNING, + "Lookahead not enabled. Increase buffer delay (-delay).\n"); + } else { + ctx->encode_config.rcParams.enableLookahead = 1; + ctx->encode_config.rcParams.lookaheadDepth = av_clip(ctx->rc_lookahead, 0, lkd_bound); + ctx->encode_config.rcParams.disableIadapt = ctx->no_scenecut; + ctx->encode_config.rcParams.disableBadapt = !ctx->b_adapt; + av_log(avctx, AV_LOG_VERBOSE, + "Lookahead enabled: depth %d, scenecut %s, B-adapt %s.\n", + ctx->encode_config.rcParams.lookaheadDepth, + ctx->encode_config.rcParams.disableIadapt ? "disabled" : "enabled", + ctx->encode_config.rcParams.disableBadapt ? "disabled" : "enabled"); + } + } + + if (ctx->strict_gop) { + ctx->encode_config.rcParams.strictGOPTarget = 1; + av_log(avctx, AV_LOG_VERBOSE, "Strict GOP target enabled.\n"); + } + + if (ctx->nonref_p) + ctx->encode_config.rcParams.enableNonRefP = 1; + + if (ctx->zerolatency) + ctx->encode_config.rcParams.zeroReorderDelay = 1; + + if (ctx->quality) + ctx->encode_config.rcParams.targetQuality = ctx->quality; } static av_cold int nvenc_setup_h264_config(AVCodecContext *avctx) diff --git a/libavcodec/nvenc.h b/libavcodec/nvenc.h index efc2a7ad2e..648d1dc347 100644 --- a/libavcodec/nvenc.h +++ b/libavcodec/nvenc.h @@ -183,6 +183,15 @@ typedef struct NvencContext int flags; int async_depth; int rc_lookahead; + int aq; + int no_scenecut; + int b_adapt; + int temporal_aq; + int zerolatency; + int nonref_p; + int strict_gop; + int aq_strength; + int quality; } NvencContext; int ff_nvenc_encode_init(AVCodecContext *avctx); diff --git a/libavcodec/nvenc_h264.c b/libavcodec/nvenc_h264.c index 4ef9836d15..788cf695e3 100644 --- a/libavcodec/nvenc_h264.c +++ b/libavcodec/nvenc_h264.c @@ -84,6 +84,15 @@ static const AVOption options[] = { { "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, "gpu" }, { "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, "gpu" }, { "delay", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, 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 }, { NULL } }; diff --git a/libavcodec/nvenc_hevc.c b/libavcodec/nvenc_hevc.c index 9e94a43f66..d94922a100 100644 --- a/libavcodec/nvenc_hevc.c +++ b/libavcodec/nvenc_hevc.c @@ -83,6 +83,13 @@ static const AVOption options[] = { { "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, "device" }, { "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, "device" }, { "delay", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, 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 }, + { "spatial_aq", "set to 1 to enable Spatial AQ", OFFSET(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 }, { NULL } }; diff --git a/libavcodec/version.h b/libavcodec/version.h index 9e44eca09d..636c9d64fe 100644 --- a/libavcodec/version.h +++ b/libavcodec/version.h @@ -29,7 +29,7 @@ #define LIBAVCODEC_VERSION_MAJOR 57 #define LIBAVCODEC_VERSION_MINOR 58 -#define LIBAVCODEC_VERSION_MICRO 100 +#define LIBAVCODEC_VERSION_MICRO 101 #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ LIBAVCODEC_VERSION_MINOR, \