27 #define OFFSET(x) offsetof(NVENCContext, x) 28 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM 46 {
"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" },
63 {
"rc",
"Override the preset rate-control",
OFFSET(rc),
AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX,
VE,
"rc" },
64 {
"constqp",
"Constant QP mode", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP }, 0, 0,
VE,
"rc" },
65 {
"vbr",
"Variable bitrate mode", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR }, 0, 0,
VE,
"rc" },
66 {
"cbr",
"Constant bitrate mode", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR }, 0, 0,
VE,
"rc" },
67 {
"vbr_minqp",
"Variable bitrate mode with MinQP", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR_MINQP }, 0, 0,
VE,
"rc" },
68 {
"ll_2pass_quality",
"Multi-pass optimized for image quality (only for low-latency presets)", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_QUALITY }, 0, 0,
VE,
"rc" },
69 {
"ll_2pass_size",
"Multi-pass optimized for constant frame size (only for low-latency presets)", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP }, 0, 0,
VE,
"rc" },
70 {
"vbr_2pass",
"Multi-pass variable bitrate mode", 0,
AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_VBR }, 0, 0,
VE,
"rc" },
71 {
"surfaces",
"Number of concurrent surfaces",
OFFSET(nb_surfaces),
AV_OPT_TYPE_INT, { .i64 = 32 }, 0, INT_MAX,
VE },
72 {
"device",
"Select a specific NVENC device",
OFFSET(device),
AV_OPT_TYPE_INT, { .i64 = -1 }, -2, INT_MAX,
VE,
"device" },
75 {
"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 },
76 {
"delay",
"Delay frame output by the given amount of frames",
OFFSET(async_depth),
AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
106 .priv_class = &nvenc_h264_class,
107 .defaults = defaults,
113 #if FF_API_NVENC_OLD_NAME 129 .
name =
"nvenc_h264",
137 .priv_class = &nvenc_h264_old_class,
138 .defaults = defaults,
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
av_cold int ff_nvenc_encode_close(AVCodecContext *avctx)
#define AV_LOG_WARNING
Something somehow does not look correct.
av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (%s)\, len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt), use_generic ? ac->func_descr_generic :ac->func_descr)
static const AVCodecDefault defaults[]
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
enum AVPixelFormat ff_nvenc_pix_fmts[]
static const AVClass nvenc_h264_old_class
AVCodec ff_h264_nvenc_encoder
static int nvenc_old_init(AVCodecContext *avctx)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
const char * name
Name of the codec implementation.
static const AVClass nvenc_h264_class
common internal API header
av_cold int ff_nvenc_encode_init(AVCodecContext *avctx)
int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
Libavcodec external API header.
main external API structure.
Describe the class of an AVClass context structure.
static enum AVPixelFormat pix_fmts[]
common internal api header.
AVCodec ff_nvenc_h264_encoder
static const AVOption options[]