av_log(avctx, AV_LOG_VERBOSE, "Nvenc unloaded\n");
}
-static av_cold int nvenc_encode_init(AVCodecContext *avctx)
+static av_cold int nvenc_setup_device(AVCodecContext *avctx)
{
- NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS encode_session_params = { 0 };
- NV_ENC_PRESET_CONFIG preset_config = { 0 };
- CUcontext cu_context_curr;
- CUresult cu_res;
- GUID encoder_preset = NV_ENC_PRESET_HQ_GUID;
- GUID codec;
- NVENCSTATUS nv_status = NV_ENC_SUCCESS;
- AVCPBProperties *cpb_props;
- int surfaceCount = 0;
- int i, num_mbs;
- int isLL = 0;
- int lossless = 0;
- int res = 0;
- int dw, dh;
- int qp_inter_p;
-
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
- NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
- if (!nvenc_dyload_nvenc(avctx))
- return AVERROR_EXTERNAL;
-
- ctx->last_dts = AV_NOPTS_VALUE;
-
- ctx->encode_config.version = NV_ENC_CONFIG_VER;
- ctx->init_encode_params.version = NV_ENC_INITIALIZE_PARAMS_VER;
- preset_config.version = NV_ENC_PRESET_CONFIG_VER;
- preset_config.presetCfg.version = NV_ENC_CONFIG_VER;
- encode_session_params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER;
- encode_session_params.apiVersion = NVENCAPI_VERSION;
+ CUresult cu_res;
+ CUcontext cu_context_curr;
if (ctx->gpu >= dl_fn->nvenc_device_count) {
av_log(avctx, AV_LOG_FATAL, "Requested GPU %d, but only %d GPUs are available!\n", ctx->gpu, dl_fn->nvenc_device_count);
- res = AVERROR(EINVAL);
- goto error;
+ return AVERROR(EINVAL);
}
ctx->cu_context = NULL;
if (cu_res != CUDA_SUCCESS) {
av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res);
- res = AVERROR_EXTERNAL;
- goto error;
+ return AVERROR_EXTERNAL;
}
cu_res = dl_fn->cu_ctx_pop_current(&cu_context_curr);
if (cu_res != CUDA_SUCCESS) {
av_log(avctx, AV_LOG_FATAL, "Failed popping CUDA context: 0x%x\n", (int)cu_res);
- res = AVERROR_EXTERNAL;
- goto error;
+ return AVERROR_EXTERNAL;
}
+ return 0;
+}
+
+static av_cold int nvenc_open_session(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
+
+ NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS encode_session_params = { 0 };
+ NVENCSTATUS nv_status;
+
+ encode_session_params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER;
+ encode_session_params.apiVersion = NVENCAPI_VERSION;
encode_session_params.device = ctx->cu_context;
encode_session_params.deviceType = NV_ENC_DEVICE_TYPE_CUDA;
if (nv_status != NV_ENC_SUCCESS) {
ctx->nvencoder = NULL;
av_log(avctx, AV_LOG_FATAL, "OpenEncodeSessionEx failed: 0x%x\n", (int)nv_status);
- res = AVERROR_EXTERNAL;
- goto error;
+ return AVERROR_EXTERNAL;
+ }
+
+ return 0;
+}
+
+static av_cold void set_constqp(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP;
+ ctx->encode_config.rcParams.constQP.qpInterB = avctx->global_quality;
+ ctx->encode_config.rcParams.constQP.qpInterP = avctx->global_quality;
+ ctx->encode_config.rcParams.constQP.qpIntra = avctx->global_quality;
+}
+
+static av_cold void set_vbr(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+
+ ctx->encode_config.rcParams.enableMinQP = 1;
+ ctx->encode_config.rcParams.enableMaxQP = 1;
+
+ ctx->encode_config.rcParams.minQP.qpInterB = avctx->qmin;
+ ctx->encode_config.rcParams.minQP.qpInterP = avctx->qmin;
+ ctx->encode_config.rcParams.minQP.qpIntra = avctx->qmin;
+
+ ctx->encode_config.rcParams.maxQP.qpInterB = avctx->qmax;
+ ctx->encode_config.rcParams.maxQP.qpInterP = avctx->qmax;
+ ctx->encode_config.rcParams.maxQP.qpIntra = avctx->qmax;
+}
+
+static av_cold void set_lossless(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP;
+ ctx->encode_config.rcParams.constQP.qpInterB = 0;
+ ctx->encode_config.rcParams.constQP.qpInterP = 0;
+ ctx->encode_config.rcParams.constQP.qpIntra = 0;
+}
+
+static av_cold void nvenc_setup_rate_control(AVCodecContext *avctx, int lossless)
+{
+ NvencContext *ctx = avctx->priv_data;
+
+ int qp_inter_p;
+
+ if (avctx->bit_rate > 0) {
+ ctx->encode_config.rcParams.averageBitRate = avctx->bit_rate;
+ } else if (ctx->encode_config.rcParams.averageBitRate > 0) {
+ ctx->encode_config.rcParams.maxBitRate = ctx->encode_config.rcParams.averageBitRate;
+ }
+
+ if (avctx->rc_max_rate > 0)
+ ctx->encode_config.rcParams.maxBitRate = avctx->rc_max_rate;
+
+ if (lossless) {
+ if (avctx->codec->id == AV_CODEC_ID_H264)
+ ctx->encode_config.encodeCodecConfig.h264Config.qpPrimeYZeroTransformBypassFlag = 1;
+
+ set_lossless(avctx);
+
+ avctx->qmin = -1;
+ avctx->qmax = -1;
+ } else if (ctx->cbr) {
+ if (!ctx->twopass) {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CBR;
+ } else {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_QUALITY;
+
+ if (avctx->codec->id == AV_CODEC_ID_H264) {
+ ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE;
+ ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE;
+ }
+ }
+
+ if (avctx->codec->id == AV_CODEC_ID_H264) {
+ ctx->encode_config.encodeCodecConfig.h264Config.outputBufferingPeriodSEI = 1;
+ ctx->encode_config.encodeCodecConfig.h264Config.outputPictureTimingSEI = 1;
+ } else if (avctx->codec->id == AV_CODEC_ID_H265) {
+ ctx->encode_config.encodeCodecConfig.hevcConfig.outputBufferingPeriodSEI = 1;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.outputPictureTimingSEI = 1;
+ }
+ } else if (avctx->global_quality > 0) {
+ set_constqp(avctx);
+
+ avctx->qmin = -1;
+ avctx->qmax = -1;
+ } else {
+ if (avctx->qmin >= 0 && avctx->qmax >= 0) {
+ set_vbr(avctx);
+
+ qp_inter_p = (avctx->qmax + 3 * avctx->qmin) / 4; // biased towards Qmin
+
+ if (ctx->twopass) {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR;
+ if (avctx->codec->id == AV_CODEC_ID_H264) {
+ ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE;
+ ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE;
+ }
+ } else {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR_MINQP;
+ }
+ } else {
+ qp_inter_p = 26; // default to 26
+
+ if (ctx->twopass) {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR;
+ } else {
+ ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR;
+ }
+ }
+
+ ctx->encode_config.rcParams.enableInitialRCQP = 1;
+ ctx->encode_config.rcParams.initialRCQP.qpInterP = qp_inter_p;
+
+ if (avctx->i_quant_factor != 0.0 && avctx->b_quant_factor != 0.0) {
+ ctx->encode_config.rcParams.initialRCQP.qpIntra = av_clip(
+ qp_inter_p * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
+ ctx->encode_config.rcParams.initialRCQP.qpInterB = av_clip(
+ qp_inter_p * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
+ } else {
+ ctx->encode_config.rcParams.initialRCQP.qpIntra = qp_inter_p;
+ ctx->encode_config.rcParams.initialRCQP.qpInterB = qp_inter_p;
+ }
+ }
+
+ if (avctx->rc_buffer_size > 0) {
+ ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size;
+ } else if (ctx->encode_config.rcParams.averageBitRate > 0) {
+ ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate;
+ }
+}
+
+static av_cold int nvenc_setup_h264_config(AVCodecContext *avctx, int lossless)
+{
+ NvencContext *ctx = avctx->priv_data;
+ int res;
+
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourMatrix = avctx->colorspace;
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourPrimaries = avctx->color_primaries;
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.transferCharacteristics = avctx->color_trc;
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG
+ || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P);
+
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag =
+ (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2);
+
+ ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoSignalTypePresentFlag =
+ (ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag
+ || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFormat != 5
+ || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag != 0);
+
+ ctx->encode_config.encodeCodecConfig.h264Config.sliceMode = 3;
+ ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData = 1;
+
+ ctx->encode_config.encodeCodecConfig.h264Config.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
+ ctx->encode_config.encodeCodecConfig.h264Config.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
+
+ ctx->encode_config.encodeCodecConfig.h264Config.outputAUD = 1;
+
+ if (!ctx->profile && !lossless) {
+ switch (avctx->profile) {
+ case FF_PROFILE_H264_HIGH_444_PREDICTIVE:
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
+ break;
+ case FF_PROFILE_H264_BASELINE:
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID;
+ break;
+ case FF_PROFILE_H264_MAIN:
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID;
+ break;
+ case FF_PROFILE_H264_HIGH:
+ case FF_PROFILE_UNKNOWN:
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
+ break;
+ default:
+ av_log(avctx, AV_LOG_WARNING, "Unsupported profile requested, falling back to high\n");
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
+ break;
+ }
+ } else if (!lossless) {
+ if (!strcmp(ctx->profile, "high")) {
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
+ avctx->profile = FF_PROFILE_H264_HIGH;
+ } else if (!strcmp(ctx->profile, "main")) {
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID;
+ avctx->profile = FF_PROFILE_H264_MAIN;
+ } else if (!strcmp(ctx->profile, "baseline")) {
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID;
+ avctx->profile = FF_PROFILE_H264_BASELINE;
+ } else if (!strcmp(ctx->profile, "high444p")) {
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
+ avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE;
+ } else {
+ av_log(avctx, AV_LOG_FATAL, "Profile \"%s\" is unknown! Supported profiles: high, main, baseline\n", ctx->profile);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ // force setting profile as high444p if input is AV_PIX_FMT_YUV444P
+ if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) {
+ ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
+ avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE;
}
+ ctx->encode_config.encodeCodecConfig.h264Config.chromaFormatIDC = avctx->profile == FF_PROFILE_H264_HIGH_444_PREDICTIVE ? 3 : 1;
+
+ if (ctx->level) {
+ res = input_string_to_uint32(avctx, nvenc_h264_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.h264Config.level);
+
+ if (res) {
+ av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 1b, 1.1, 1.2, 1.3, 2, 2.1, 2.2, 3, 3.1, 3.2, 4, 4.1, 4.2, 5, 5.1\n", ctx->level);
+ return res;
+ }
+ } else {
+ ctx->encode_config.encodeCodecConfig.h264Config.level = NV_ENC_LEVEL_AUTOSELECT;
+ }
+
+ return 0;
+}
+
+static av_cold int nvenc_setup_hevc_config(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ int res;
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourMatrix = avctx->colorspace;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourPrimaries = avctx->color_primaries;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.transferCharacteristics = avctx->color_trc;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG
+ || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P);
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag =
+ (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2);
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoSignalTypePresentFlag =
+ (ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag
+ || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFormat != 5
+ || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag != 0);
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode = 3;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData = 1;
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
+
+ ctx->encode_config.encodeCodecConfig.hevcConfig.outputAUD = 1;
+
+ /* No other profile is supported in the current SDK version 5 */
+ ctx->encode_config.profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID;
+ avctx->profile = FF_PROFILE_HEVC_MAIN;
+
+ if (ctx->level) {
+ res = input_string_to_uint32(avctx, nvenc_hevc_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.hevcConfig.level);
+
+ if (res) {
+ av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 2, 2.1, 3, 3.1, 4, 4.1, 5, 5.1, 5.2, 6, 6.1, 6.2\n", ctx->level);
+ return res;
+ }
+ } else {
+ ctx->encode_config.encodeCodecConfig.hevcConfig.level = NV_ENC_LEVEL_AUTOSELECT;
+ }
+
+ if (ctx->tier) {
+ if (!strcmp(ctx->tier, "main")) {
+ ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_MAIN;
+ } else if (!strcmp(ctx->tier, "high")) {
+ ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_HIGH;
+ } else {
+ av_log(avctx, AV_LOG_FATAL, "Tier \"%s\" is unknown! Supported tiers: main, high\n", ctx->tier);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ return 0;
+}
+
+static av_cold int nvenc_setup_codec_config(AVCodecContext *avctx, int lossless)
+{
+ switch (avctx->codec->id) {
+ case AV_CODEC_ID_H264:
+ return nvenc_setup_h264_config(avctx, lossless);
+ case AV_CODEC_ID_H265:
+ return nvenc_setup_hevc_config(avctx);
+ /* Earlier switch/case will return if unknown codec is passed. */
+ }
+
+ return 0;
+}
+
+static av_cold int nvenc_setup_encoder(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
+
+ NV_ENC_PRESET_CONFIG preset_config = { 0 };
+ GUID encoder_preset = NV_ENC_PRESET_HQ_GUID;
+ GUID codec;
+ NVENCSTATUS nv_status = NV_ENC_SUCCESS;
+ AVCPBProperties *cpb_props;
+ int num_mbs;
+ int isLL = 0;
+ int lossless = 0;
+ int res = 0;
+ int dw, dh;
+
+ ctx->last_dts = AV_NOPTS_VALUE;
+
+ ctx->encode_config.version = NV_ENC_CONFIG_VER;
+ ctx->init_encode_params.version = NV_ENC_INITIALIZE_PARAMS_VER;
+ preset_config.version = NV_ENC_PRESET_CONFIG_VER;
+ preset_config.presetCfg.version = NV_ENC_CONFIG_VER;
+
if (ctx->preset) {
if (!strcmp(ctx->preset, "slow")) {
encoder_preset = NV_ENC_PRESET_HQ_GUID;
encoder_preset = NV_ENC_PRESET_DEFAULT_GUID;
} else {
av_log(avctx, AV_LOG_FATAL, "Preset \"%s\" is unknown! Supported presets: slow, medium, fast, hp, hq, bd, ll, llhp, llhq, lossless, losslesshp, default\n", ctx->preset);
- res = AVERROR(EINVAL);
- goto error;
+ return AVERROR(EINVAL);
}
}
break;
default:
av_log(avctx, AV_LOG_ERROR, "Unknown codec name\n");
- res = AVERROR(EINVAL);
- goto error;
+ return AVERROR(EINVAL);
}
nv_status = p_nvenc->nvEncGetEncodePresetConfig(ctx->nvencoder, codec, encoder_preset, &preset_config);
if (nv_status != NV_ENC_SUCCESS) {
av_log(avctx, AV_LOG_FATAL, "GetEncodePresetConfig failed: 0x%x\n", (int)nv_status);
- res = AVERROR_EXTERNAL;
- goto error;
+ return AVERROR_EXTERNAL;
}
ctx->init_encode_params.encodeGUID = codec;
ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = avctx->gop_size;
break;
case AV_CODEC_ID_H265:
- ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = avctx->gop_size;
- break;
- /* Earlier switch/case will return if unknown codec is passed. */
- }
- } else if (avctx->gop_size == 0) {
- ctx->encode_config.frameIntervalP = 0;
- ctx->encode_config.gopLength = 1;
- switch (avctx->codec->id) {
- case AV_CODEC_ID_H264:
- ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = 1;
- break;
- case AV_CODEC_ID_H265:
- ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = 1;
- break;
- /* Earlier switch/case will return if unknown codec is passed. */
- }
- }
-
- /* when there're b frames, set dts offset */
- if (ctx->encode_config.frameIntervalP >= 2)
- ctx->last_dts = -2;
-
- if (avctx->bit_rate > 0) {
- ctx->encode_config.rcParams.averageBitRate = avctx->bit_rate;
- } else if (ctx->encode_config.rcParams.averageBitRate > 0) {
- ctx->encode_config.rcParams.maxBitRate = ctx->encode_config.rcParams.averageBitRate;
- }
-
- if (avctx->rc_max_rate > 0)
- ctx->encode_config.rcParams.maxBitRate = avctx->rc_max_rate;
-
- if (lossless) {
- if (avctx->codec->id == AV_CODEC_ID_H264)
- ctx->encode_config.encodeCodecConfig.h264Config.qpPrimeYZeroTransformBypassFlag = 1;
-
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP;
- ctx->encode_config.rcParams.constQP.qpInterB = 0;
- ctx->encode_config.rcParams.constQP.qpInterP = 0;
- ctx->encode_config.rcParams.constQP.qpIntra = 0;
-
- avctx->qmin = -1;
- avctx->qmax = -1;
- } else if (ctx->cbr) {
- if (!ctx->twopass) {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CBR;
- } else {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_QUALITY;
-
- if (avctx->codec->id == AV_CODEC_ID_H264) {
- ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE;
- ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE;
- }
- }
-
- if (avctx->codec->id == AV_CODEC_ID_H264) {
- ctx->encode_config.encodeCodecConfig.h264Config.outputBufferingPeriodSEI = 1;
- ctx->encode_config.encodeCodecConfig.h264Config.outputPictureTimingSEI = 1;
- } else if(avctx->codec->id == AV_CODEC_ID_H265) {
- ctx->encode_config.encodeCodecConfig.hevcConfig.outputBufferingPeriodSEI = 1;
- ctx->encode_config.encodeCodecConfig.hevcConfig.outputPictureTimingSEI = 1;
- }
- } else if (avctx->global_quality > 0) {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP;
- ctx->encode_config.rcParams.constQP.qpInterB = avctx->global_quality;
- ctx->encode_config.rcParams.constQP.qpInterP = avctx->global_quality;
- ctx->encode_config.rcParams.constQP.qpIntra = avctx->global_quality;
-
- avctx->qmin = -1;
- avctx->qmax = -1;
- } else {
- if (avctx->qmin >= 0 && avctx->qmax >= 0) {
- ctx->encode_config.rcParams.enableMinQP = 1;
- ctx->encode_config.rcParams.enableMaxQP = 1;
-
- ctx->encode_config.rcParams.minQP.qpInterB = avctx->qmin;
- ctx->encode_config.rcParams.minQP.qpInterP = avctx->qmin;
- ctx->encode_config.rcParams.minQP.qpIntra = avctx->qmin;
-
- ctx->encode_config.rcParams.maxQP.qpInterB = avctx->qmax;
- ctx->encode_config.rcParams.maxQP.qpInterP = avctx->qmax;
- ctx->encode_config.rcParams.maxQP.qpIntra = avctx->qmax;
-
- qp_inter_p = (avctx->qmax + 3 * avctx->qmin) / 4; // biased towards Qmin
-
- if (ctx->twopass) {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR;
- if (avctx->codec->id == AV_CODEC_ID_H264) {
- ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE;
- ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE;
- }
- } else {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR_MINQP;
- }
- } else {
- qp_inter_p = 26; // default to 26
-
- if (ctx->twopass) {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR;
- } else {
- ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR;
- }
- }
-
- ctx->encode_config.rcParams.enableInitialRCQP = 1;
- ctx->encode_config.rcParams.initialRCQP.qpInterP = qp_inter_p;
-
- if(avctx->i_quant_factor != 0.0 && avctx->b_quant_factor != 0.0) {
- ctx->encode_config.rcParams.initialRCQP.qpIntra = av_clip(
- qp_inter_p * fabs(avctx->i_quant_factor) + avctx->i_quant_offset, 0, 51);
- ctx->encode_config.rcParams.initialRCQP.qpInterB = av_clip(
- qp_inter_p * fabs(avctx->b_quant_factor) + avctx->b_quant_offset, 0, 51);
- } else {
- ctx->encode_config.rcParams.initialRCQP.qpIntra = qp_inter_p;
- ctx->encode_config.rcParams.initialRCQP.qpInterB = qp_inter_p;
+ ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = avctx->gop_size;
+ break;
+ /* Earlier switch/case will return if unknown codec is passed. */
+ }
+ } else if (avctx->gop_size == 0) {
+ ctx->encode_config.frameIntervalP = 0;
+ ctx->encode_config.gopLength = 1;
+ switch (avctx->codec->id) {
+ case AV_CODEC_ID_H264:
+ ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = 1;
+ break;
+ case AV_CODEC_ID_H265:
+ ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = 1;
+ break;
+ /* Earlier switch/case will return if unknown codec is passed. */
}
}
- if (avctx->rc_buffer_size > 0) {
- ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size;
- } else if (ctx->encode_config.rcParams.averageBitRate > 0) {
- ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate;
- }
+ /* when there're b frames, set dts offset */
+ if (ctx->encode_config.frameIntervalP >= 2)
+ ctx->last_dts = -2;
+
+ nvenc_setup_rate_control(avctx, lossless);
if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD;
ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME;
}
- switch (avctx->codec->id) {
- case AV_CODEC_ID_H264:
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourMatrix = avctx->colorspace;
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourPrimaries = avctx->color_primaries;
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.transferCharacteristics = avctx->color_trc;
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG
- || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P);
+ res = nvenc_setup_codec_config(avctx, lossless);
+ if (res)
+ return res;
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag =
- (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2);
+ nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_FATAL, "InitializeEncoder failed: 0x%x\n", (int)nv_status);
+ return AVERROR_EXTERNAL;
+ }
- ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoSignalTypePresentFlag =
- (ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag
- || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFormat != 5
- || ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag != 0);
+ if (ctx->encode_config.frameIntervalP > 1)
+ avctx->has_b_frames = 2;
- ctx->encode_config.encodeCodecConfig.h264Config.sliceMode = 3;
- ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData = 1;
+ if (ctx->encode_config.rcParams.averageBitRate > 0)
+ avctx->bit_rate = ctx->encode_config.rcParams.averageBitRate;
- ctx->encode_config.encodeCodecConfig.h264Config.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
- ctx->encode_config.encodeCodecConfig.h264Config.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
+ cpb_props = ff_add_cpb_side_data(avctx);
+ if (!cpb_props)
+ return AVERROR(ENOMEM);
+ cpb_props->max_bitrate = ctx->encode_config.rcParams.maxBitRate;
+ cpb_props->avg_bitrate = avctx->bit_rate;
+ cpb_props->buffer_size = ctx->encode_config.rcParams.vbvBufferSize;
- ctx->encode_config.encodeCodecConfig.h264Config.outputAUD = 1;
+ return 0;
+}
- if (!ctx->profile && !lossless) {
- switch (avctx->profile) {
- case FF_PROFILE_H264_HIGH_444_PREDICTIVE:
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
- break;
- case FF_PROFILE_H264_BASELINE:
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID;
- break;
- case FF_PROFILE_H264_MAIN:
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID;
- break;
- case FF_PROFILE_H264_HIGH:
- case FF_PROFILE_UNKNOWN:
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
- break;
- default:
- av_log(avctx, AV_LOG_WARNING, "Unsupported profile requested, falling back to high\n");
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
- break;
- }
- } else if(!lossless) {
- if (!strcmp(ctx->profile, "high")) {
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID;
- avctx->profile = FF_PROFILE_H264_HIGH;
- } else if (!strcmp(ctx->profile, "main")) {
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID;
- avctx->profile = FF_PROFILE_H264_MAIN;
- } else if (!strcmp(ctx->profile, "baseline")) {
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID;
- avctx->profile = FF_PROFILE_H264_BASELINE;
- } else if (!strcmp(ctx->profile, "high444p")) {
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
- avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE;
- } else {
- av_log(avctx, AV_LOG_FATAL, "Profile \"%s\" is unknown! Supported profiles: high, main, baseline\n", ctx->profile);
- res = AVERROR(EINVAL);
- goto error;
- }
- }
+static av_cold int nvenc_alloc_surface(AVCodecContext *avctx, int idx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
- // force setting profile as high444p if input is AV_PIX_FMT_YUV444P
- if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) {
- ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID;
- avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE;
- }
+ NVENCSTATUS nv_status;
+ NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 };
+ NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 };
- ctx->encode_config.encodeCodecConfig.h264Config.chromaFormatIDC = avctx->profile == FF_PROFILE_H264_HIGH_444_PREDICTIVE ? 3 : 1;
+ allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER;
+ allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER;
- if (ctx->level) {
- res = input_string_to_uint32(avctx, nvenc_h264_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.h264Config.level);
+ allocSurf.width = (avctx->width + 31) & ~31;
+ allocSurf.height = (avctx->height + 31) & ~31;
- if (res) {
- av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 1b, 1.1, 1.2, 1.3, 2, 2.1, 2.2, 3, 3.1, 3.2, 4, 4.1, 4.2, 5, 5.1\n", ctx->level);
- goto error;
- }
- } else {
- ctx->encode_config.encodeCodecConfig.h264Config.level = NV_ENC_LEVEL_AUTOSELECT;
- }
+ allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
+ switch (avctx->pix_fmt) {
+ case AV_PIX_FMT_YUV420P:
+ allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YV12_PL;
break;
- case AV_CODEC_ID_H265:
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourMatrix = avctx->colorspace;
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourPrimaries = avctx->color_primaries;
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.transferCharacteristics = avctx->color_trc;
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag = (avctx->color_range == AVCOL_RANGE_JPEG
- || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P);
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag =
- (avctx->colorspace != 2 || avctx->color_primaries != 2 || avctx->color_trc != 2);
+ case AV_PIX_FMT_NV12:
+ allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_NV12_PL;
+ break;
- ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoSignalTypePresentFlag =
- (ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.colourDescriptionPresentFlag
- || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFormat != 5
- || ctx->encode_config.encodeCodecConfig.hevcConfig.hevcVUIParameters.videoFullRangeFlag != 0);
+ case AV_PIX_FMT_YUV444P:
+ allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YUV444_PL;
+ break;
- ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode = 3;
- ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData = 1;
+ default:
+ av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n");
+ return AVERROR(EINVAL);
+ }
- ctx->encode_config.encodeCodecConfig.hevcConfig.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0;
- ctx->encode_config.encodeCodecConfig.hevcConfig.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1;
+ nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_FATAL, "CreateInputBuffer failed\n");
+ return AVERROR_EXTERNAL;
+ }
- ctx->encode_config.encodeCodecConfig.hevcConfig.outputAUD = 1;
+ ctx->input_surfaces[idx].lockCount = 0;
+ ctx->input_surfaces[idx].input_surface = allocSurf.inputBuffer;
+ ctx->input_surfaces[idx].format = allocSurf.bufferFmt;
+ ctx->input_surfaces[idx].width = allocSurf.width;
+ ctx->input_surfaces[idx].height = allocSurf.height;
- /* No other profile is supported in the current SDK version 5 */
- ctx->encode_config.profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID;
- avctx->profile = FF_PROFILE_HEVC_MAIN;
+ /* 1MB is large enough to hold most output frames. NVENC increases this automaticaly if it's not enough. */
+ allocOut.size = 1024 * 1024;
- if (ctx->level) {
- res = input_string_to_uint32(avctx, nvenc_hevc_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.hevcConfig.level);
+ allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
- if (res) {
- av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 2, 2.1, 3, 3.1, 4, 4.1, 5, 5.1, 5.2, 6, 6.1, 6.2\n", ctx->level);
- goto error;
- }
- } else {
- ctx->encode_config.encodeCodecConfig.hevcConfig.level = NV_ENC_LEVEL_AUTOSELECT;
- }
+ nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_FATAL, "CreateBitstreamBuffer failed\n");
+ p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->input_surfaces[idx].input_surface);
+ return AVERROR_EXTERNAL;
+ }
- if (ctx->tier) {
- if (!strcmp(ctx->tier, "main")) {
- ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_MAIN;
- } else if (!strcmp(ctx->tier, "high")) {
- ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_HIGH;
- } else {
- av_log(avctx, AV_LOG_FATAL, "Tier \"%s\" is unknown! Supported tiers: main, high\n", ctx->tier);
- res = AVERROR(EINVAL);
- goto error;
- }
- }
+ ctx->output_surfaces[idx].output_surface = allocOut.bitstreamBuffer;
+ ctx->output_surfaces[idx].size = allocOut.size;
+ ctx->output_surfaces[idx].busy = 0;
- break;
- /* Earlier switch/case will return if unknown codec is passed. */
- }
+ return 0;
+}
- nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "InitializeEncoder failed: 0x%x\n", (int)nv_status);
- res = AVERROR_EXTERNAL;
- goto error;
- }
+static av_cold int nvenc_setup_surfaces(AVCodecContext *avctx, int* surfaceCount)
+{
+ int res;
+ NvencContext *ctx = avctx->priv_data;
ctx->input_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->input_surfaces));
if (!ctx->input_surfaces) {
- res = AVERROR(ENOMEM);
- goto error;
+ return AVERROR(ENOMEM);
}
ctx->output_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->output_surfaces));
if (!ctx->output_surfaces) {
- res = AVERROR(ENOMEM);
- goto error;
+ return AVERROR(ENOMEM);
}
- for (surfaceCount = 0; surfaceCount < ctx->max_surface_count; ++surfaceCount) {
- NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 };
- NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 };
- allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER;
- allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER;
-
- allocSurf.width = (avctx->width + 31) & ~31;
- allocSurf.height = (avctx->height + 31) & ~31;
-
- allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
+ for (*surfaceCount = 0; *surfaceCount < ctx->max_surface_count; ++*surfaceCount) {
+ res = nvenc_alloc_surface(avctx, *surfaceCount);
+ if (res)
+ return res;
+ }
- switch (avctx->pix_fmt) {
- case AV_PIX_FMT_YUV420P:
- allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YV12_PL;
- break;
+ return 0;
+}
- case AV_PIX_FMT_NV12:
- allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_NV12_PL;
- break;
+static av_cold int nvenc_setup_extradata(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
- case AV_PIX_FMT_YUV444P:
- allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YUV444_PL;
- break;
+ NVENCSTATUS nv_status;
+ uint32_t outSize = 0;
+ char tmpHeader[256];
+ NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 };
+ payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER;
- default:
- av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n");
- res = AVERROR(EINVAL);
- goto error;
- }
+ payload.spsppsBuffer = tmpHeader;
+ payload.inBufferSize = sizeof(tmpHeader);
+ payload.outSPSPPSPayloadSize = &outSize;
- nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "CreateInputBuffer failed\n");
- res = AVERROR_EXTERNAL;
- goto error;
- }
+ nv_status = p_nvenc->nvEncGetSequenceParams(ctx->nvencoder, &payload);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_FATAL, "GetSequenceParams failed\n");
+ return AVERROR_EXTERNAL;
+ }
- ctx->input_surfaces[surfaceCount].lockCount = 0;
- ctx->input_surfaces[surfaceCount].input_surface = allocSurf.inputBuffer;
- ctx->input_surfaces[surfaceCount].format = allocSurf.bufferFmt;
- ctx->input_surfaces[surfaceCount].width = allocSurf.width;
- ctx->input_surfaces[surfaceCount].height = allocSurf.height;
+ avctx->extradata_size = outSize;
+ avctx->extradata = av_mallocz(outSize + AV_INPUT_BUFFER_PADDING_SIZE);
- /* 1MB is large enough to hold most output frames. NVENC increases this automaticaly if it's not enough. */
- allocOut.size = 1024 * 1024;
+ if (!avctx->extradata) {
+ return AVERROR(ENOMEM);
+ }
- allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED;
+ memcpy(avctx->extradata, tmpHeader, outSize);
- nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "CreateBitstreamBuffer failed\n");
- ctx->output_surfaces[surfaceCount++].output_surface = NULL;
- res = AVERROR_EXTERNAL;
- goto error;
- }
+ return 0;
+}
- ctx->output_surfaces[surfaceCount].output_surface = allocOut.bitstreamBuffer;
- ctx->output_surfaces[surfaceCount].size = allocOut.size;
- ctx->output_surfaces[surfaceCount].busy = 0;
- }
+static av_cold int nvenc_encode_init(AVCodecContext *avctx)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
- if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
- uint32_t outSize = 0;
- char tmpHeader[256];
- NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 };
- payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER;
-
- payload.spsppsBuffer = tmpHeader;
- payload.inBufferSize = sizeof(tmpHeader);
- payload.outSPSPPSPayloadSize = &outSize;
-
- nv_status = p_nvenc->nvEncGetSequenceParams(ctx->nvencoder, &payload);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "GetSequenceParams failed\n");
- goto error;
- }
+ int res;
+ int i;
+ int surfaceCount = 0;
- avctx->extradata_size = outSize;
- avctx->extradata = av_mallocz(outSize + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!nvenc_dyload_nvenc(avctx))
+ return AVERROR_EXTERNAL;
- if (!avctx->extradata) {
- res = AVERROR(ENOMEM);
- goto error;
- }
+ res = nvenc_setup_device(avctx);
+ if (res)
+ goto error;
- memcpy(avctx->extradata, tmpHeader, outSize);
- }
+ res = nvenc_open_session(avctx);
+ if (res)
+ goto error;
- if (ctx->encode_config.frameIntervalP > 1)
- avctx->has_b_frames = 2;
+ res = nvenc_setup_encoder(avctx);
+ if (res)
+ goto error;
- if (ctx->encode_config.rcParams.averageBitRate > 0)
- avctx->bit_rate = ctx->encode_config.rcParams.averageBitRate;
+ res = nvenc_setup_surfaces(avctx, &surfaceCount);
+ if (res)
+ goto error;
- cpb_props = ff_add_cpb_side_data(avctx);
- if (!cpb_props)
- return AVERROR(ENOMEM);
- cpb_props->max_bitrate = ctx->encode_config.rcParams.maxBitRate;
- cpb_props->avg_bitrate = avctx->bit_rate;
- cpb_props->buffer_size = ctx->encode_config.rcParams.vbvBufferSize;
+ if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
+ res = nvenc_setup_extradata(avctx);
+ if (res)
+ goto error;
+ }
return 0;
return 0;
}
+static NvencInputSurface *get_free_frame(NvencContext *ctx)
+{
+ int i;
+
+ for (i = 0; i < ctx->max_surface_count; ++i) {
+ if (!ctx->input_surfaces[i].lockCount) {
+ ctx->input_surfaces[i].lockCount = 1;
+ return &ctx->input_surfaces[i];
+ }
+ }
+
+ return NULL;
+}
+
+static int nvenc_copy_frame(AVCodecContext *avctx, NvencInputSurface *inSurf,
+ NV_ENC_LOCK_INPUT_BUFFER *lockBufferParams, const AVFrame *frame)
+{
+ uint8_t *buf = lockBufferParams->bufferDataPtr;
+ int off = inSurf->height * lockBufferParams->pitch;
+
+ if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) {
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[0], frame->linesize[0],
+ avctx->width, avctx->height);
+
+ buf += off;
+
+ av_image_copy_plane(buf, lockBufferParams->pitch >> 1,
+ frame->data[2], frame->linesize[2],
+ avctx->width >> 1, avctx->height >> 1);
+
+ buf += off >> 2;
+
+ av_image_copy_plane(buf, lockBufferParams->pitch >> 1,
+ frame->data[1], frame->linesize[1],
+ avctx->width >> 1, avctx->height >> 1);
+ } else if (avctx->pix_fmt == AV_PIX_FMT_NV12) {
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[0], frame->linesize[0],
+ avctx->width, avctx->height);
+
+ buf += off;
+
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[1], frame->linesize[1],
+ avctx->width, avctx->height >> 1);
+ } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) {
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[0], frame->linesize[0],
+ avctx->width, avctx->height);
+
+ buf += off;
+
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[1], frame->linesize[1],
+ avctx->width, avctx->height);
+
+ buf += off;
+
+ av_image_copy_plane(buf, lockBufferParams->pitch,
+ frame->data[2], frame->linesize[2],
+ avctx->width, avctx->height);
+ } else {
+ av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n");
+ return AVERROR(EINVAL);
+ }
+
+ return 0;
+}
+
+static int nvenc_upload_frame(AVCodecContext *avctx, const AVFrame *frame,
+ NvencInputSurface *nvenc_frame)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
+
+ int res;
+ NVENCSTATUS nv_status;
+ NV_ENC_LOCK_INPUT_BUFFER lockBufferParams = { 0 };
+
+ lockBufferParams.version = NV_ENC_LOCK_INPUT_BUFFER_VER;
+ lockBufferParams.inputBuffer = nvenc_frame->input_surface;
+
+ nv_status = p_nvenc->nvEncLockInputBuffer(ctx->nvencoder, &lockBufferParams);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_ERROR, "Failed locking nvenc input buffer\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ res = nvenc_copy_frame(avctx, nvenc_frame, &lockBufferParams, frame);
+
+ nv_status = p_nvenc->nvEncUnlockInputBuffer(ctx->nvencoder, nvenc_frame->input_surface);
+ if (nv_status != NV_ENC_SUCCESS) {
+ av_log(avctx, AV_LOG_FATAL, "Failed unlocking input buffer!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ return res;
+}
+
+static void nvenc_codec_specific_pic_params(AVCodecContext *avctx,
+ NV_ENC_PIC_PARAMS *params)
+{
+ NvencContext *ctx = avctx->priv_data;
+
+ switch (avctx->codec->id) {
+ case AV_CODEC_ID_H264:
+ params->codecPicParams.h264PicParams.sliceMode = ctx->encode_config.encodeCodecConfig.h264Config.sliceMode;
+ params->codecPicParams.h264PicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData;
+ break;
+ case AV_CODEC_ID_H265:
+ params->codecPicParams.hevcPicParams.sliceMode = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode;
+ params->codecPicParams.hevcPicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData;
+ break;
+ }
+}
+
static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOutputSurface *tmpoutsurf)
{
NvencContext *ctx = avctx->priv_data;
pic_params.version = NV_ENC_PIC_PARAMS_VER;
if (frame) {
- NV_ENC_LOCK_INPUT_BUFFER lockBufferParams = { 0 };
- NvencInputSurface *inSurf = NULL;
-
- for (i = 0; i < ctx->max_surface_count; ++i) {
- if (!ctx->input_surfaces[i].lockCount) {
- inSurf = &ctx->input_surfaces[i];
- break;
- }
- }
+ NvencInputSurface *inSurf;
+ inSurf = get_free_frame(ctx);
av_assert0(inSurf);
- inSurf->lockCount = 1;
-
- lockBufferParams.version = NV_ENC_LOCK_INPUT_BUFFER_VER;
- lockBufferParams.inputBuffer = inSurf->input_surface;
-
- nv_status = p_nvenc->nvEncLockInputBuffer(ctx->nvencoder, &lockBufferParams);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "Failed locking nvenc input buffer\n");
- return 0;
- }
-
- if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) {
- uint8_t *buf = lockBufferParams.bufferDataPtr;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[0], frame->linesize[0],
- avctx->width, avctx->height);
-
- buf += inSurf->height * lockBufferParams.pitch;
-
- av_image_copy_plane(buf, lockBufferParams.pitch >> 1,
- frame->data[2], frame->linesize[2],
- avctx->width >> 1, avctx->height >> 1);
-
- buf += (inSurf->height * lockBufferParams.pitch) >> 2;
-
- av_image_copy_plane(buf, lockBufferParams.pitch >> 1,
- frame->data[1], frame->linesize[1],
- avctx->width >> 1, avctx->height >> 1);
- } else if (avctx->pix_fmt == AV_PIX_FMT_NV12) {
- uint8_t *buf = lockBufferParams.bufferDataPtr;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[0], frame->linesize[0],
- avctx->width, avctx->height);
-
- buf += inSurf->height * lockBufferParams.pitch;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[1], frame->linesize[1],
- avctx->width, avctx->height >> 1);
- } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) {
- uint8_t *buf = lockBufferParams.bufferDataPtr;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[0], frame->linesize[0],
- avctx->width, avctx->height);
-
- buf += inSurf->height * lockBufferParams.pitch;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[1], frame->linesize[1],
- avctx->width, avctx->height);
-
- buf += inSurf->height * lockBufferParams.pitch;
-
- av_image_copy_plane(buf, lockBufferParams.pitch,
- frame->data[2], frame->linesize[2],
- avctx->width, avctx->height);
- } else {
- av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n");
- return AVERROR(EINVAL);
- }
-
- nv_status = p_nvenc->nvEncUnlockInputBuffer(ctx->nvencoder, inSurf->input_surface);
- if (nv_status != NV_ENC_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "Failed unlocking input buffer!\n");
- return AVERROR_EXTERNAL;
+ res = nvenc_upload_frame(avctx, frame, inSurf);
+ if (res) {
+ inSurf->lockCount = 0;
+ return res;
}
for (i = 0; i < ctx->max_surface_count; ++i)
pic_params.encodePicFlags = 0;
pic_params.inputTimeStamp = frame->pts;
pic_params.inputDuration = 0;
- switch (avctx->codec->id) {
- case AV_CODEC_ID_H264:
- pic_params.codecPicParams.h264PicParams.sliceMode = ctx->encode_config.encodeCodecConfig.h264Config.sliceMode;
- pic_params.codecPicParams.h264PicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData;
- break;
- case AV_CODEC_ID_H265:
- pic_params.codecPicParams.hevcPicParams.sliceMode = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode;
- pic_params.codecPicParams.hevcPicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData;
- break;
- default:
- av_log(avctx, AV_LOG_ERROR, "Unknown codec name\n");
- return AVERROR(EINVAL);
- }
+
+ nvenc_codec_specific_pic_params(avctx, &pic_params);
res = timestamp_queue_enqueue(&ctx->timestamp_list, frame->pts);
- if (res)
+ if (res) {
+ inSurf->lockCount = 0;
return res;
+ }
} else {
pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS;
}