LCOV - code coverage report
Current view: top level - libavcodec - nvenc_h264.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 3 0.0 %
Date: 2017-12-16 13:57:32 Functions: 0 1 0.0 %

          Line data    Source code
       1             : /*
       2             :  * This file is part of FFmpeg.
       3             :  *
       4             :  * FFmpeg is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Lesser General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2.1 of the License, or (at your option) any later version.
       8             :  *
       9             :  * FFmpeg is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Lesser General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public
      15             :  * License along with FFmpeg; if not, write to the Free Software
      16             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      17             :  */
      18             : 
      19             : #include "libavutil/internal.h"
      20             : 
      21             : #include "avcodec.h"
      22             : #include "internal.h"
      23             : 
      24             : #include "nvenc.h"
      25             : 
      26             : #define OFFSET(x) offsetof(NvencContext, x)
      27             : #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
      28             : static const AVOption options[] = {
      29             :     { "preset",       "Set the encoding preset",            OFFSET(preset),       AV_OPT_TYPE_INT,   { .i64 = PRESET_MEDIUM }, PRESET_DEFAULT, PRESET_LOSSLESS_HP, VE, "preset" },
      30             :     { "default",      "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_DEFAULT },             0, 0, VE, "preset" },
      31             :     { "slow",         "hq 2 passes",                        0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_SLOW },                0, 0, VE, "preset" },
      32             :     { "medium",       "hq 1 pass",                          0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_MEDIUM },              0, 0, VE, "preset" },
      33             :     { "fast",         "hp 1 pass",                          0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_FAST },                0, 0, VE, "preset" },
      34             :     { "hp",           "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_HP },                  0, 0, VE, "preset" },
      35             :     { "hq",           "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_HQ },                  0, 0, VE, "preset" },
      36             :     { "bd",           "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_BD },                  0, 0, VE, "preset" },
      37             :     { "ll",           "low latency",                        0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_DEFAULT }, 0, 0, VE, "preset" },
      38             :     { "llhq",         "low latency hq",                     0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HQ },      0, 0, VE, "preset" },
      39             :     { "llhp",         "low latency hp",                     0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HP },      0, 0, VE, "preset" },
      40             :     { "lossless",     "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_DEFAULT },    0, 0, VE, "preset" },
      41             :     { "losslesshp",   "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_HP },         0, 0, VE, "preset" },
      42             :     { "profile",      "Set the encoding profile",           OFFSET(profile),      AV_OPT_TYPE_INT,   { .i64 = NV_ENC_H264_PROFILE_MAIN }, NV_ENC_H264_PROFILE_BASELINE, NV_ENC_H264_PROFILE_HIGH_444P, VE, "profile" },
      43             :     { "baseline",     "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_BASELINE },  0, 0, VE, "profile" },
      44             :     { "main",         "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_MAIN },      0, 0, VE, "profile" },
      45             :     { "high",         "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_HIGH },      0, 0, VE, "profile" },
      46             :     { "high444p",     "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_HIGH_444P }, 0, 0, VE, "profile" },
      47             :     { "level",        "Set the encoding level restriction", OFFSET(level),        AV_OPT_TYPE_INT,   { .i64 = NV_ENC_LEVEL_AUTOSELECT }, NV_ENC_LEVEL_AUTOSELECT, NV_ENC_LEVEL_H264_51, VE, "level" },
      48             :     { "auto",         "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_AUTOSELECT },    0, 0, VE, "level" },
      49             :     { "1",            "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1 },        0, 0, VE, "level" },
      50             :     { "1.0",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1 },        0, 0, VE, "level" },
      51             :     { "1b",           "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1b },       0, 0, VE, "level" },
      52             :     { "1.0b",         "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1b },       0, 0, VE, "level" },
      53             :     { "1.1",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_11 },       0, 0, VE, "level" },
      54             :     { "1.2",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_12 },       0, 0, VE, "level" },
      55             :     { "1.3",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_13 },       0, 0, VE, "level" },
      56             :     { "2",            "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_2 },        0, 0, VE, "level" },
      57             :     { "2.0",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_2 },        0, 0, VE, "level" },
      58             :     { "2.1",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_21 },       0, 0, VE, "level" },
      59             :     { "2.2",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_22 },       0, 0, VE, "level" },
      60             :     { "3",            "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_3 },        0, 0, VE, "level" },
      61             :     { "3.0",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_3 },        0, 0, VE, "level" },
      62             :     { "3.1",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_31 },       0, 0, VE, "level" },
      63             :     { "3.2",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_32 },       0, 0, VE, "level" },
      64             :     { "4",            "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_4 },        0, 0, VE, "level" },
      65             :     { "4.0",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_4 },        0, 0, VE, "level" },
      66             :     { "4.1",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_41 },       0, 0, VE, "level" },
      67             :     { "4.2",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_42 },       0, 0, VE, "level" },
      68             :     { "5",            "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_5 },        0, 0, VE, "level" },
      69             :     { "5.0",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_5 },        0, 0, VE, "level" },
      70             :     { "5.1",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_51 },       0, 0, VE, "level" },
      71             :     { "rc",           "Override the preset rate-control",   OFFSET(rc),           AV_OPT_TYPE_INT,   { .i64 = -1 },                                  -1, INT_MAX, VE, "rc" },
      72             :     { "constqp",      "Constant QP mode",                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP },                   0, 0, VE, "rc" },
      73             :     { "vbr",          "Variable bitrate mode",              0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR },                       0, 0, VE, "rc" },
      74             :     { "cbr",          "Constant bitrate mode",              0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR },                       0, 0, VE, "rc" },
      75             :     { "vbr_minqp",    "Variable bitrate mode with MinQP (deprecated)", 0,         AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR_MINQP) },            0, 0, VE, "rc" },
      76             :     { "ll_2pass_quality", "Multi-pass optimized for image quality (deprecated)",
      77             :                                                             0,                    AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_QUALITY) },       0, 0, VE, "rc" },
      78             :     { "ll_2pass_size", "Multi-pass optimized for constant frame size (deprecated)",
      79             :                                                             0,                    AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP) }, 0, 0, VE, "rc" },
      80             :     { "vbr_2pass",    "Multi-pass variable bitrate mode (deprecated)", 0,         AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_VBR) },           0, 0, VE, "rc" },
      81             :     { "cbr_ld_hq",    "Constant bitrate low delay high quality mode", 0,          AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ },           0, 0, VE, "rc" },
      82             :     { "cbr_hq",       "Constant bitrate high quality mode", 0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR_HQ },                    0, 0, VE, "rc" },
      83             :     { "vbr_hq",       "Variable bitrate high quality mode", 0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR_HQ },                    0, 0, VE, "rc" },
      84             :     { "rc-lookahead", "Number of frames to look ahead for rate-control",
      85             :                                                             OFFSET(rc_lookahead), AV_OPT_TYPE_INT,   { .i64 = 0 }, 0, INT_MAX, VE },
      86             :     { "surfaces",     "Number of concurrent surfaces",      OFFSET(nb_surfaces),  AV_OPT_TYPE_INT,   { .i64 = 0 }, 0, MAX_REGISTERED_FRAMES, VE },
      87             :     { "cbr",          "Use cbr encoding mode",              OFFSET(cbr),          AV_OPT_TYPE_BOOL,  { .i64 = 0 },   0, 1, VE },
      88             :     { "2pass",        "Use 2pass encoding mode",            OFFSET(twopass),      AV_OPT_TYPE_BOOL,  { .i64 = -1 }, -1, 1, VE },
      89             :     { "gpu",          "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.",
      90             :                                                             OFFSET(device),       AV_OPT_TYPE_INT,   { .i64 = ANY_DEVICE },   -2, INT_MAX, VE, "gpu" },
      91             :     { "any",          "Pick the first device available",    0,                    AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE },          0, 0, VE, "gpu" },
      92             :     { "list",         "List the available devices",         0,                    AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES },        0, 0, VE, "gpu" },
      93             :     { "delay",        "Delay frame output by the given amount of frames",
      94             :                                                             OFFSET(async_depth),  AV_OPT_TYPE_INT,   { .i64 = INT_MAX }, 0, INT_MAX, VE },
      95             :     { "no-scenecut",  "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts",
      96             :                                                             OFFSET(no_scenecut),  AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
      97             :     { "forced-idr",   "If forcing keyframes, force them as IDR frames.",
      98             :                                                             OFFSET(forced_idr),   AV_OPT_TYPE_BOOL,  { .i64 = 0 }, -1, 1, VE },
      99             :     { "b_adapt",      "When lookahead is enabled, set this to 0 to disable adaptive B-frame decision",
     100             :                                                             OFFSET(b_adapt),      AV_OPT_TYPE_BOOL,  { .i64 = 1 }, 0,  1, VE },
     101             :     { "spatial-aq",   "set to 1 to enable Spatial AQ",      OFFSET(aq),           AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
     102             :     { "temporal-aq",  "set to 1 to enable Temporal AQ",     OFFSET(temporal_aq),  AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
     103             :     { "zerolatency",  "Set 1 to indicate zero latency operation (no reordering delay)",
     104             :                                                             OFFSET(zerolatency),  AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
     105             :     { "nonref_p",     "Set this to 1 to enable automatic insertion of non-reference P-frames",
     106             :                                                             OFFSET(nonref_p),     AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
     107             :     { "strict_gop",   "Set 1 to minimize GOP-to-GOP rate fluctuations",
     108             :                                                             OFFSET(strict_gop),   AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0,  1, VE },
     109             :     { "aq-strength",  "When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive)",
     110             :                                                             OFFSET(aq_strength),  AV_OPT_TYPE_INT,   { .i64 = 8 }, 1, 15, VE },
     111             :     { "cq",           "Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control",
     112             :                                                             OFFSET(quality),      AV_OPT_TYPE_FLOAT, { .dbl = 0.}, 0., 51., VE },
     113             :     { "aud",          "Use access unit delimiters",         OFFSET(aud),          AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0, 1, VE },
     114             :     { "bluray-compat", "Bluray compatibility workarounds",  OFFSET(bluray_compat),AV_OPT_TYPE_BOOL,  { .i64 = 0 }, 0, 1, VE },
     115             :     { "init_qpP",     "Initial QP value for P frame",       OFFSET(init_qp_p),    AV_OPT_TYPE_INT,   { .i64 = -1 }, -1, 51, VE },
     116             :     { "init_qpB",     "Initial QP value for B frame",       OFFSET(init_qp_b),    AV_OPT_TYPE_INT,   { .i64 = -1 }, -1, 51, VE },
     117             :     { "init_qpI",     "Initial QP value for I frame",       OFFSET(init_qp_i),    AV_OPT_TYPE_INT,   { .i64 = -1 }, -1, 51, VE },
     118             :     { "qp",           "Constant quantization parameter rate control method",
     119             :                                                             OFFSET(cqp),          AV_OPT_TYPE_INT,   { .i64 = -1 }, -1, 51, VE },
     120             :     { "weighted_pred","Set 1 to enable weighted prediction",
     121             :                                                             OFFSET(weighted_pred),AV_OPT_TYPE_INT,   { .i64 = 0 }, 0, 1, VE },
     122             :     { "coder",        "Coder type",                         OFFSET(coder),        AV_OPT_TYPE_INT,   { .i64 = -1                                         },-1, 2, VE, "coder" },
     123             :     { "default",      "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = -1                                         }, 0, 0, VE, "coder" },
     124             :     { "auto",         "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_ENTROPY_CODING_MODE_AUTOSELECT }, 0, 0, VE, "coder" },
     125             :     { "cabac",        "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_ENTROPY_CODING_MODE_CABAC      }, 0, 0, VE, "coder" },
     126             :     { "cavlc",        "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_ENTROPY_CODING_MODE_CAVLC      }, 0, 0, VE, "coder" },
     127             :     { "ac",           "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_ENTROPY_CODING_MODE_CABAC      }, 0, 0, VE, "coder" },
     128             :     { "vlc",          "",                                   0,                    AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_ENTROPY_CODING_MODE_CAVLC      }, 0, 0, VE, "coder" },
     129             :     { NULL }
     130             : };
     131             : 
     132             : static const AVCodecDefault defaults[] = {
     133             :     { "b", "2M" },
     134             :     { "qmin", "-1" },
     135             :     { "qmax", "-1" },
     136             :     { "qdiff", "-1" },
     137             :     { "qblur", "-1" },
     138             :     { "qcomp", "-1" },
     139             :     { "g", "250" },
     140             :     { "bf", "0" },
     141             :     { "refs", "0" },
     142             :     { NULL },
     143             : };
     144             : 
     145             : #if FF_API_NVENC_OLD_NAME
     146             : 
     147           0 : static av_cold int nvenc_old_init(AVCodecContext *avctx)
     148             : {
     149           0 :     av_log(avctx, AV_LOG_WARNING, "This encoder is deprecated, use 'h264_nvenc' instead\n");
     150           0 :     return ff_nvenc_encode_init(avctx);
     151             : }
     152             : 
     153             : #if CONFIG_NVENC_ENCODER
     154             : static const AVClass nvenc_class = {
     155             :     .class_name = "nvenc",
     156             :     .item_name = av_default_item_name,
     157             :     .option = options,
     158             :     .version = LIBAVUTIL_VERSION_INT,
     159             : };
     160             : 
     161             : AVCodec ff_nvenc_encoder = {
     162             :     .name           = "nvenc",
     163             :     .long_name      = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
     164             :     .type           = AVMEDIA_TYPE_VIDEO,
     165             :     .id             = AV_CODEC_ID_H264,
     166             :     .init           = nvenc_old_init,
     167             :     .send_frame     = ff_nvenc_send_frame,
     168             :     .receive_packet = ff_nvenc_receive_packet,
     169             :     .encode2        = ff_nvenc_encode_frame,
     170             :     .close          = ff_nvenc_encode_close,
     171             :     .priv_data_size = sizeof(NvencContext),
     172             :     .priv_class     = &nvenc_class,
     173             :     .defaults       = defaults,
     174             :     .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
     175             :     .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
     176             :     .pix_fmts       = ff_nvenc_pix_fmts,
     177             :     .wrapper_name   = "nvenc",
     178             : };
     179             : #endif
     180             : 
     181             : /* Add an alias for nvenc_h264 */
     182             : #if CONFIG_NVENC_H264_ENCODER
     183             : static const AVClass nvenc_h264_class = {
     184             :     .class_name = "nvenc_h264",
     185             :     .item_name = av_default_item_name,
     186             :     .option = options,
     187             :     .version = LIBAVUTIL_VERSION_INT,
     188             : };
     189             : 
     190             : AVCodec ff_nvenc_h264_encoder = {
     191             :     .name           = "nvenc_h264",
     192             :     .long_name      = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
     193             :     .type           = AVMEDIA_TYPE_VIDEO,
     194             :     .id             = AV_CODEC_ID_H264,
     195             :     .init           = nvenc_old_init,
     196             :     .send_frame     = ff_nvenc_send_frame,
     197             :     .receive_packet = ff_nvenc_receive_packet,
     198             :     .encode2        = ff_nvenc_encode_frame,
     199             :     .close          = ff_nvenc_encode_close,
     200             :     .priv_data_size = sizeof(NvencContext),
     201             :     .priv_class     = &nvenc_h264_class,
     202             :     .defaults       = defaults,
     203             :     .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
     204             :     .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
     205             :     .pix_fmts       = ff_nvenc_pix_fmts,
     206             :     .wrapper_name   = "nvenc",
     207             : };
     208             : #endif
     209             : 
     210             : #endif
     211             : 
     212             : static const AVClass h264_nvenc_class = {
     213             :     .class_name = "h264_nvenc",
     214             :     .item_name = av_default_item_name,
     215             :     .option = options,
     216             :     .version = LIBAVUTIL_VERSION_INT,
     217             : };
     218             : 
     219             : AVCodec ff_h264_nvenc_encoder = {
     220             :     .name           = "h264_nvenc",
     221             :     .long_name      = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
     222             :     .type           = AVMEDIA_TYPE_VIDEO,
     223             :     .id             = AV_CODEC_ID_H264,
     224             :     .init           = ff_nvenc_encode_init,
     225             :     .send_frame     = ff_nvenc_send_frame,
     226             :     .receive_packet = ff_nvenc_receive_packet,
     227             :     .encode2        = ff_nvenc_encode_frame,
     228             :     .close          = ff_nvenc_encode_close,
     229             :     .priv_data_size = sizeof(NvencContext),
     230             :     .priv_class     = &h264_nvenc_class,
     231             :     .defaults       = defaults,
     232             :     .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
     233             :     .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
     234             :     .pix_fmts       = ff_nvenc_pix_fmts,
     235             :     .wrapper_name   = "nvenc",
     236             : };

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