Implemented: New usage modes for AV1 encoder. Latency mode for H264, HEVC and AV1 encoders. Adaptive Quantization (AQ) mode in AV1 encoder.
--- libavcodec/amfenc.h | 2 ++ libavcodec/amfenc_av1.c | 24 +++++++++++++++++++++++- libavcodec/amfenc_h264.c | 5 +++++ libavcodec/amfenc_hevc.c | 6 ++++++ 4 files changed, 36 insertions(+), 1 deletion(-) diff --git a/libavcodec/amfenc.h b/libavcodec/amfenc.h index cee47888a4..e53b57d369 100644 --- a/libavcodec/amfenc.h +++ b/libavcodec/amfenc.h @@ -86,6 +86,7 @@ typedef struct AmfContext { int usage; int profile; int level; + int latency; int preencode; int quality; int b_frame_delta_qp; @@ -127,6 +128,7 @@ typedef struct AmfContext { // AV1 - specific options enum AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_ENUM align; + enum AMF_VIDEO_ENCODER_AV1_AQ_MODE_ENUM aq_mode; // Preanalysis - specific options diff --git a/libavcodec/amfenc_av1.c b/libavcodec/amfenc_av1.c index de76161524..f23d94b692 100644 --- a/libavcodec/amfenc_av1.c +++ b/libavcodec/amfenc_av1.c @@ -25,9 +25,13 @@ #define OFFSET(x) offsetof(AmfContext, x) #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM static const AVOption options[] = { - { "usage", "Set the encoding usage", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING, AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY, VE, .unit = "usage" }, + { "usage", "Set the encoding usage", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY_HIGH_QUALITY, VE, .unit = "usage" }, { "transcoding", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, 0, 0, VE, .unit = "usage" }, + { "ultralowlatency", "ultra low latency trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_ULTRA_LOW_LATENCY }, 0, 0, VE, .unit = "usage" }, { "lowlatency", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY }, 0, 0, VE, .unit = "usage" }, + { "webcam", "Webcam", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_WEBCAM }, 0, 0, VE, .unit = "usage" }, + { "high_quality", "high quality trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" }, + { "lowlatency_high_quality","low latency yet high quality trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" }, { "profile", "Set the profile (default main)", OFFSET(profile), AV_OPT_TYPE_INT,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, VE, .unit = "profile" }, { "main", "", 0, AV_OPT_TYPE_CONST,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, 0, 0, VE, .unit = "profile" }, @@ -65,6 +69,12 @@ static const AVOption options[] = { { "quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_QUALITY }, 0, 0, VE, .unit = "quality" }, { "high_quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_HIGH_QUALITY }, 0, 0, VE, .unit = "quality" }, + { "latency", "Set the encoding latency mode", OFFSET(latency), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_LOWEST_LATENCY, VE, .unit = "latency_mode" }, + { "none", "No encoding latency requirement.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_NONE }, 0, 0, VE, .unit = "latency_mode" }, + { "power_saving_real_time", "Try the best to finish encoding a frame within 1/framerate sec.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_POWER_SAVING_REAL_TIME }, 0, 0, VE, .unit = "latency_mode" }, + { "real_time", "Try the best to finish encoding a frame within 1/(2 x framerate) sec.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_REAL_TIME }, 0, 0, VE, .unit = "latency_mode" }, + { "lowest_latency", "Encoding as fast as possible. This mode causes highest power consumption", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_LOWEST_LATENCY }, 0, 0, VE, .unit = "latency_mode" }, + { "rc", "Set the rate control mode", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR, VE, .unit = "rc" }, { "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, .unit = "rc" }, { "vbr_latency", "Latency Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR }, 0, 0, VE, .unit = "rc" }, @@ -97,6 +107,10 @@ static const AVOption options[] = { { "qp_i", "quantization parameter for I-frame", OFFSET(qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE }, { "skip_frame", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL,{.i64 = 0 }, 0, 1, VE }, + { "aq_mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_AQ_MODE_CAQ, VE , .unit = "adaptive_quantisation_mode" }, + { "none", "no adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_NONE }, 0, 0, VE, .unit = "adaptive_quantisation_mode" }, + { "caq", "context adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_CAQ }, 0, 0, VE, .unit = "adaptive_quantisation_mode" }, + { "align", "alignment mode", OFFSET(align), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS, VE, .unit = "align" }, { "64x16", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY }, 0, 0, VE, .unit = "align" }, { "1080p", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082 }, 0, 0, VE, .unit = "align" }, @@ -358,6 +372,14 @@ FF_ENABLE_DEPRECATION_WARNINGS } AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE, ctx->align); + if (ctx->aq_mode != -1) { + AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_AQ_MODE, ctx->aq_mode); + } + + if (ctx->latency != -1) { + AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE, ctx->latency); + } + if (ctx->preanalysis != -1) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true)); } diff --git a/libavcodec/amfenc_h264.c b/libavcodec/amfenc_h264.c index ad5fcc9ecb..4d058057bc 100644 --- a/libavcodec/amfenc_h264.c +++ b/libavcodec/amfenc_h264.c @@ -69,6 +69,7 @@ static const AVOption options[] = { { "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 61 }, 0, 0, VE, .unit = "level" }, { "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 62 }, 0, 0, VE, .unit = "level" }, + { "latency", "enables low latency mode", OFFSET(latency), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE }, /// Quality Preset { "quality", "Quality Preference", OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_QUALITY_PRESET_SPEED }, AMF_VIDEO_ENCODER_QUALITY_PRESET_BALANCED, AMF_VIDEO_ENCODER_QUALITY_PRESET_QUALITY, VE, .unit = "quality" }, @@ -369,6 +370,10 @@ FF_ENABLE_DEPRECATION_WARNINGS av_log(ctx, AV_LOG_WARNING, "rate control mode is PEAK_CONSTRAINED_VBR but rc_max_rate is not set\n"); } + if (ctx->latency != -1) { + AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_LOWLATENCY_MODE, ((ctx->latency == 0) ? false : true)); + } + if (ctx->preanalysis != -1) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true)); } diff --git a/libavcodec/amfenc_hevc.c b/libavcodec/amfenc_hevc.c index ca2fd77d9c..260f07451f 100644 --- a/libavcodec/amfenc_hevc.c +++ b/libavcodec/amfenc_hevc.c @@ -63,6 +63,8 @@ static const AVOption options[] = { { "speed", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_SPEED }, 0, 0, VE, .unit = "quality" }, { "quality", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_QUALITY_PRESET_QUALITY }, 0, 0, VE, .unit = "quality" }, + { "latency", "enables low latency mode", OFFSET(latency), AV_OPT_TYPE_BOOL,{.i64 = -1 }, -1, 1, VE }, + { "rc", "Set the rate control mode", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR, VE, .unit = "rc" }, { "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, .unit = "rc" }, { "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_HEVC_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, .unit = "rc" }, @@ -330,6 +332,10 @@ FF_ENABLE_DEPRECATION_WARNINGS av_log(ctx, AV_LOG_WARNING, "rate control mode is PEAK_CONSTRAINED_VBR but rc_max_rate is not set\n"); } + if (ctx->latency != -1) { + AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_LOWLATENCY_MODE, ((ctx->latency == 0) ? false : true)); + } + if (ctx->preanalysis != -1) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_HEVC_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true)); } -- 2.45.2.windows.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".