#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/stereo3d.h"
+#include "libavutil/time.h"
#include "libavutil/intreadwrite.h"
#include "avcodec.h"
#include "internal.h"
+#include "packet_internal.h"
+#include "atsc_a53.h"
#if defined(_MSC_VER)
#define X264_API_IMPORTS 1
// blocks of pixels (with respect to the luma plane)
#define MB_SIZE 16
+typedef struct X264Opaque {
+ int64_t reordered_opaque;
+ int64_t wallclock;
+} X264Opaque;
+
typedef struct X264Context {
AVClass *class;
x264_param_t params;
int scenechange_threshold;
int noise_reduction;
- char *x264_params;
+ AVDictionary *x264_params;
int nb_reordered_opaque, next_reordered_opaque;
- int64_t *reordered_opaque;
+ X264Opaque *reordered_opaque;
+
+ /**
+ * If the encoder does not support ROI then warn the first time we
+ * encounter a frame with ROI side data.
+ */
+ int roi_warned;
} X264Context;
static void X264_log(void *p, int level, const char *fmt, va_list args)
AVFrameSideData *side_data;
- if (x4->avcintra_class < 0) {
- if (x4->params.b_interlaced && x4->params.b_tff != frame->top_field_first) {
+ if (x4->avcintra_class < 0) {
+ if (x4->params.b_interlaced && x4->params.b_tff != frame->top_field_first) {
- x4->params.b_tff = frame->top_field_first;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
- if (x4->params.vui.i_sar_height*ctx->sample_aspect_ratio.num != ctx->sample_aspect_ratio.den * x4->params.vui.i_sar_width) {
- x4->params.vui.i_sar_height = ctx->sample_aspect_ratio.den;
- x4->params.vui.i_sar_width = ctx->sample_aspect_ratio.num;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
+ x4->params.b_tff = frame->top_field_first;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
+ if (x4->params.vui.i_sar_height*ctx->sample_aspect_ratio.num != ctx->sample_aspect_ratio.den * x4->params.vui.i_sar_width) {
+ x4->params.vui.i_sar_height = ctx->sample_aspect_ratio.den;
+ x4->params.vui.i_sar_width = ctx->sample_aspect_ratio.num;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
- if (x4->params.rc.i_vbv_buffer_size != ctx->rc_buffer_size / 1000 ||
- x4->params.rc.i_vbv_max_bitrate != ctx->rc_max_rate / 1000) {
- x4->params.rc.i_vbv_buffer_size = ctx->rc_buffer_size / 1000;
- x4->params.rc.i_vbv_max_bitrate = ctx->rc_max_rate / 1000;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
+ if (x4->params.rc.i_vbv_buffer_size != ctx->rc_buffer_size / 1000 ||
+ x4->params.rc.i_vbv_max_bitrate != ctx->rc_max_rate / 1000) {
+ x4->params.rc.i_vbv_buffer_size = ctx->rc_buffer_size / 1000;
+ x4->params.rc.i_vbv_max_bitrate = ctx->rc_max_rate / 1000;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
- if (x4->params.rc.i_rc_method == X264_RC_ABR &&
- x4->params.rc.i_bitrate != ctx->bit_rate / 1000) {
- x4->params.rc.i_bitrate = ctx->bit_rate / 1000;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
+ if (x4->params.rc.i_rc_method == X264_RC_ABR &&
+ x4->params.rc.i_bitrate != ctx->bit_rate / 1000) {
+ x4->params.rc.i_bitrate = ctx->bit_rate / 1000;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
- if (x4->crf >= 0 &&
- x4->params.rc.i_rc_method == X264_RC_CRF &&
- x4->params.rc.f_rf_constant != x4->crf) {
- x4->params.rc.f_rf_constant = x4->crf;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
+ if (x4->crf >= 0 &&
+ x4->params.rc.i_rc_method == X264_RC_CRF &&
+ x4->params.rc.f_rf_constant != x4->crf) {
+ x4->params.rc.f_rf_constant = x4->crf;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
- if (x4->params.rc.i_rc_method == X264_RC_CQP &&
- x4->cqp >= 0 &&
- x4->params.rc.i_qp_constant != x4->cqp) {
- x4->params.rc.i_qp_constant = x4->cqp;
- x264_encoder_reconfig(x4->enc, &x4->params);
- }
+ if (x4->params.rc.i_rc_method == X264_RC_CQP &&
+ x4->cqp >= 0 &&
+ x4->params.rc.i_qp_constant != x4->cqp) {
+ x4->params.rc.i_qp_constant = x4->cqp;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
- if (x4->crf_max >= 0 &&
- x4->params.rc.f_rf_constant_max != x4->crf_max) {
- x4->params.rc.f_rf_constant_max = x4->crf_max;
- x264_encoder_reconfig(x4->enc, &x4->params);
+ if (x4->crf_max >= 0 &&
+ x4->params.rc.f_rf_constant_max != x4->crf_max) {
+ x4->params.rc.f_rf_constant_max = x4->crf_max;
+ x264_encoder_reconfig(x4->enc, &x4->params);
+ }
}
- }
side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_STEREO3D);
if (side_data) {
int nnal, i, ret;
x264_picture_t pic_out = {0};
int pict_type;
- int64_t *out_opaque;
+ int bit_depth;
+ int64_t wallclock = 0;
+ X264Opaque *out_opaque;
AVFrameSideData *sd;
x264_picture_init( &x4->pic );
x4->pic.img.i_csp = x4->params.i_csp;
#if X264_BUILD >= 153
- if (x4->params.i_bitdepth > 8)
+ bit_depth = x4->params.i_bitdepth;
#else
- if (x264_bit_depth > 8)
+ bit_depth = x264_bit_depth;
#endif
+ if (bit_depth > 8)
x4->pic.img.i_csp |= X264_CSP_HIGH_DEPTH;
x4->pic.img.i_plane = avfmt2_num_planes(ctx->pix_fmt);
x4->pic.i_pts = frame->pts;
- x4->reordered_opaque[x4->next_reordered_opaque] = frame->reordered_opaque;
+ x4->reordered_opaque[x4->next_reordered_opaque].reordered_opaque = frame->reordered_opaque;
+ x4->reordered_opaque[x4->next_reordered_opaque].wallclock = wallclock;
+ if (ctx->export_side_data & AV_CODEC_EXPORT_DATA_PRFT)
+ x4->reordered_opaque[x4->next_reordered_opaque].wallclock = av_gettime();
x4->pic.opaque = &x4->reordered_opaque[x4->next_reordered_opaque];
x4->next_reordered_opaque++;
x4->next_reordered_opaque %= x4->nb_reordered_opaque;
sd = av_frame_get_side_data(frame, AV_FRAME_DATA_REGIONS_OF_INTEREST);
if (sd) {
if (x4->params.rc.i_aq_mode == X264_AQ_NONE) {
- av_log(ctx, AV_LOG_WARNING, "Adaptive quantization must be enabled to use ROI encoding, skipping ROI.\n");
+ if (!x4->roi_warned) {
+ x4->roi_warned = 1;
+ av_log(ctx, AV_LOG_WARNING, "Adaptive quantization must be enabled to use ROI encoding, skipping ROI.\n");
+ }
} else {
if (frame->interlaced_frame == 0) {
int mbx = (frame->width + MB_SIZE - 1) / MB_SIZE;
int mby = (frame->height + MB_SIZE - 1) / MB_SIZE;
+ int qp_range = 51 + 6 * (bit_depth - 8);
int nb_rois;
- AVRegionOfInterest* roi;
- float* qoffsets;
+ const AVRegionOfInterest *roi;
+ uint32_t roi_size;
+ float *qoffsets;
+
+ roi = (const AVRegionOfInterest*)sd->data;
+ roi_size = roi->self_size;
+ if (!roi_size || sd->size % roi_size != 0) {
+ av_log(ctx, AV_LOG_ERROR, "Invalid AVRegionOfInterest.self_size.\n");
+ return AVERROR(EINVAL);
+ }
+ nb_rois = sd->size / roi_size;
+
qoffsets = av_mallocz_array(mbx * mby, sizeof(*qoffsets));
if (!qoffsets)
return AVERROR(ENOMEM);
- nb_rois = sd->size / sizeof(AVRegionOfInterest);
- roi = (AVRegionOfInterest*)sd->data;
- for (int count = 0; count < nb_rois; count++) {
- int starty = FFMIN(mby, roi->top / MB_SIZE);
- int endy = FFMIN(mby, (roi->bottom + MB_SIZE - 1)/ MB_SIZE);
- int startx = FFMIN(mbx, roi->left / MB_SIZE);
- int endx = FFMIN(mbx, (roi->right + MB_SIZE - 1)/ MB_SIZE);
+ // This list must be iterated in reverse because the first
+ // region in the list applies when regions overlap.
+ for (int i = nb_rois - 1; i >= 0; i--) {
+ int startx, endx, starty, endy;
float qoffset;
+ roi = (const AVRegionOfInterest*)(sd->data + roi_size * i);
+
+ starty = FFMIN(mby, roi->top / MB_SIZE);
+ endy = FFMIN(mby, (roi->bottom + MB_SIZE - 1)/ MB_SIZE);
+ startx = FFMIN(mbx, roi->left / MB_SIZE);
+ endx = FFMIN(mbx, (roi->right + MB_SIZE - 1)/ MB_SIZE);
+
if (roi->qoffset.den == 0) {
av_free(qoffsets);
- av_log(ctx, AV_LOG_ERROR, "AVRegionOfInterest.qoffset.den should not be zero.\n");
+ av_log(ctx, AV_LOG_ERROR, "AVRegionOfInterest.qoffset.den must not be zero.\n");
return AVERROR(EINVAL);
}
qoffset = roi->qoffset.num * 1.0f / roi->qoffset.den;
- qoffset = av_clipf(qoffset, -1.0f, 1.0f);
-
- // 25 is a number that I think it is a possible proper scale value.
- qoffset = qoffset * 25;
+ qoffset = av_clipf(qoffset * qp_range, -qp_range, +qp_range);
for (int y = starty; y < endy; y++) {
for (int x = startx; x < endx; x++) {
qoffsets[x + y*mbx] = qoffset;
}
}
-
- if (roi->self_size == 0) {
- av_free(qoffsets);
- av_log(ctx, AV_LOG_ERROR, "AVRegionOfInterest.self_size should be set to sizeof(AVRegionOfInterest).\n");
- return AVERROR(EINVAL);
- }
- roi = (AVRegionOfInterest*)((char*)roi + roi->self_size);
}
x4->pic.prop.quant_offsets = qoffsets;
x4->pic.prop.quant_offsets_free = av_free;
} else {
- av_log(ctx, AV_LOG_WARNING, "interlaced_frame not supported for ROI encoding yet, skipping ROI.\n");
+ if (!x4->roi_warned) {
+ x4->roi_warned = 1;
+ av_log(ctx, AV_LOG_WARNING, "interlaced_frame not supported for ROI encoding yet, skipping ROI.\n");
+ }
}
}
}
return ret;
} while (!ret && !frame && x264_encoder_delayed_frames(x4->enc));
+ if (!ret)
+ return 0;
+
pkt->pts = pic_out.i_pts;
pkt->dts = pic_out.i_dts;
out_opaque = pic_out.opaque;
if (out_opaque >= x4->reordered_opaque &&
out_opaque < &x4->reordered_opaque[x4->nb_reordered_opaque]) {
- ctx->reordered_opaque = *out_opaque;
+ ctx->reordered_opaque = out_opaque->reordered_opaque;
+ wallclock = out_opaque->wallclock;
} else {
// Unexpected opaque pointer on picture output
ctx->reordered_opaque = 0;
pict_type = AV_PICTURE_TYPE_B;
break;
default:
- pict_type = AV_PICTURE_TYPE_NONE;
+ av_log(ctx, AV_LOG_ERROR, "Unknown picture type encountered.\n");
+ return AVERROR_EXTERNAL;
}
#if FF_API_CODED_FRAME
FF_DISABLE_DEPRECATION_WARNINGS
pkt->flags |= AV_PKT_FLAG_KEY*pic_out.b_keyframe;
if (ret) {
ff_side_data_set_encoder_stats(pkt, (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA, NULL, 0, pict_type);
+ if (wallclock)
+ ff_side_data_set_prft(pkt, wallclock);
#if FF_API_CODED_FRAME
FF_DISABLE_DEPRECATION_WARNINGS
av_freep(&x4->sei);
av_freep(&x4->reordered_opaque);
+#if X264_BUILD >= 161
+ x264_param_cleanup(&x4->params);
+#endif
+
if (x4->enc) {
x264_encoder_close(x4->enc);
x4->enc = NULL;
return 0;
}
-#define OPT_STR(opt, param) \
- do { \
- int ret; \
- if ((ret = x264_param_parse(&x4->params, opt, param)) < 0) { \
- if(ret == X264_PARAM_BAD_NAME) \
- av_log(avctx, AV_LOG_ERROR, \
- "bad option '%s': '%s'\n", opt, param); \
- else \
- av_log(avctx, AV_LOG_ERROR, \
- "bad value for '%s': '%s'\n", opt, param); \
- return -1; \
- } \
- } while (0)
+static int parse_opts(AVCodecContext *avctx, const char *opt, const char *param)
+{
+ X264Context *x4 = avctx->priv_data;
+ int ret;
+
+ if ((ret = x264_param_parse(&x4->params, opt, param)) < 0) {
+ if (ret == X264_PARAM_BAD_NAME) {
+ av_log(avctx, AV_LOG_ERROR,
+ "bad option '%s': '%s'\n", opt, param);
+ ret = AVERROR(EINVAL);
+#if X264_BUILD >= 161
+ } else if (ret == X264_PARAM_ALLOC_FAILED) {
+ av_log(avctx, AV_LOG_ERROR,
+ "out of memory parsing option '%s': '%s'\n", opt, param);
+ ret = AVERROR(ENOMEM);
+#endif
+ } else {
+ av_log(avctx, AV_LOG_ERROR,
+ "bad value for '%s': '%s'\n", opt, param);
+ ret = AVERROR(EINVAL);
+ }
+ }
+
+ return ret;
+}
static int convert_pix_fmt(enum AVPixelFormat pix_fmt)
{
X264Context *x4 = avctx->priv_data;
AVCPBProperties *cpb_props;
int sw,sh;
+ int ret;
if (avctx->global_quality > 0)
av_log(avctx, AV_LOG_WARNING, "-qscale is ignored, -crf is recommended.\n");
PARSE_X264_OPT("weightp", wpredp);
if (avctx->bit_rate) {
+ if (avctx->bit_rate / 1000 > INT_MAX || avctx->rc_max_rate / 1000 > INT_MAX) {
+ av_log(avctx, AV_LOG_ERROR, "bit_rate and rc_max_rate > %d000 not supported by libx264\n", INT_MAX);
+ return AVERROR(EINVAL);
+ }
x4->params.rc.i_bitrate = avctx->bit_rate / 1000;
x4->params.rc.i_rc_method = X264_RC_ABR;
}
#if FF_API_PRIVATE_OPT
FF_DISABLE_DEPRECATION_WARNINGS
- if (avctx->chromaoffset >= 0)
+ if (avctx->chromaoffset)
x4->chroma_offset = avctx->chromaoffset;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
- if (x4->chroma_offset >= 0)
+ if (x4->chroma_offset)
x4->params.analyse.i_chroma_qp_offset = x4->chroma_offset;
if (avctx->gop_size >= 0)
x4->params.rc.f_qcompress = avctx->qcompress; /* 0.0 => cbr, 1.0 => constant qp */
if (avctx->refs >= 0)
x4->params.i_frame_reference = avctx->refs;
- else if (x4->level) {
+ else if (x4->params.i_level_idc > 0) {
int i;
int mbn = AV_CEIL_RSHIFT(avctx->width, 4) * AV_CEIL_RSHIFT(avctx->height, 4);
- int level_id = -1;
- char *tail;
int scale = X264_BUILD < 129 ? 384 : 1;
- if (!strcmp(x4->level, "1b")) {
- level_id = 9;
- } else if (strlen(x4->level) <= 3){
- level_id = av_strtod(x4->level, &tail) * 10 + 0.5;
- if (*tail)
- level_id = -1;
- }
- if (level_id <= 0)
- av_log(avctx, AV_LOG_WARNING, "Failed to parse level\n");
-
for (i = 0; i<x264_levels[i].level_idc; i++)
- if (x264_levels[i].level_idc == level_id)
+ if (x264_levels[i].level_idc == x4->params.i_level_idc)
x4->params.i_frame_reference = av_clip(x264_levels[i].dpb / mbn / scale, 1, x4->params.i_frame_reference);
}
x4->params.vui.i_sar_height = sh;
x4->params.i_timebase_den = avctx->time_base.den;
x4->params.i_timebase_num = avctx->time_base.num;
- x4->params.i_fps_num = avctx->time_base.den;
- x4->params.i_fps_den = avctx->time_base.num * avctx->ticks_per_frame;
+ if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
+ x4->params.i_fps_num = avctx->framerate.num;
+ x4->params.i_fps_den = avctx->framerate.den;
+ } else {
+ x4->params.i_fps_num = avctx->time_base.den;
+ x4->params.i_fps_den = avctx->time_base.num * avctx->ticks_per_frame;
+ }
x4->params.analyse.b_psnr = avctx->flags & AV_CODEC_FLAG_PSNR;
while(p){
char param[4096]={0}, val[4096]={0};
if(sscanf(p, "%4095[^:=]=%4095[^:]", param, val) == 1){
- OPT_STR(param, "1");
- }else
- OPT_STR(param, val);
+ ret = parse_opts(avctx, param, "1");
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = parse_opts(avctx, param, val);
+ if (ret < 0)
+ return ret;
+ }
p= strchr(p, ':');
p+=!!p;
}
}
- if (x4->x264_params) {
- AVDictionary *dict = NULL;
- AVDictionaryEntry *en = NULL;
-
- if (!av_dict_parse_string(&dict, x4->x264_params, "=", ":", 0)) {
- while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
- if (x264_param_parse(&x4->params, en->key, en->value) < 0)
- av_log(avctx, AV_LOG_WARNING,
- "Error parsing option '%s = %s'.\n",
- en->key, en->value);
- }
- av_dict_free(&dict);
+ {
+ AVDictionaryEntry *en = NULL;
+ while (en = av_dict_get(x4->x264_params, "", en, AV_DICT_IGNORE_SUFFIX)) {
+ if ((ret = x264_param_parse(&x4->params, en->key, en->value)) < 0) {
+ av_log(avctx, AV_LOG_WARNING,
+ "Error parsing option '%s = %s'.\n",
+ en->key, en->value);
+#if X264_BUILD >= 161
+ if (ret == X264_PARAM_ALLOC_FAILED)
+ return AVERROR(ENOMEM);
+#endif
+ }
}
}
if (avctx->max_b_frames < 0)
avctx->max_b_frames = 0;
- avctx->bit_rate = x4->params.rc.i_bitrate*1000;
+ avctx->bit_rate = x4->params.rc.i_bitrate*1000LL;
x4->enc = x264_encoder_open(&x4->params);
if (!x4->enc)
if (!cpb_props)
return AVERROR(ENOMEM);
cpb_props->buffer_size = x4->params.rc.i_vbv_buffer_size * 1000;
- cpb_props->max_bitrate = x4->params.rc.i_vbv_max_bitrate * 1000;
- cpb_props->avg_bitrate = x4->params.rc.i_bitrate * 1000;
+ cpb_props->max_bitrate = x4->params.rc.i_vbv_max_bitrate * 1000LL;
+ cpb_props->avg_bitrate = x4->params.rc.i_bitrate * 1000LL;
// Overestimate the reordered opaque buffer size, in case a runtime
// reconfigure would increase the delay (which it shouldn't).
};
#endif
+#if X264_BUILD < 153
static av_cold void X264_init_static(AVCodec *codec)
{
-#if X264_BUILD < 153
if (x264_bit_depth == 8)
codec->pix_fmts = pix_fmts_8bit;
else if (x264_bit_depth == 9)
codec->pix_fmts = pix_fmts_9bit;
else if (x264_bit_depth == 10)
codec->pix_fmts = pix_fmts_10bit;
-#else
- codec->pix_fmts = pix_fmts_all;
-#endif
}
+#endif
#define OFFSET(x) offsetof(X264Context, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
{ "vlc", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, INT_MIN, INT_MAX, VE, "coder" },
{ "ac", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, VE, "coder" },
{ "b_strategy", "Strategy to choose between I/P/B-frames", OFFSET(b_frame_strategy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 2, VE },
- { "chromaoffset", "QP difference between chroma and luma", OFFSET(chroma_offset), AV_OPT_TYPE_INT, { .i64 = -1 }, INT_MIN, INT_MAX, VE },
+ { "chromaoffset", "QP difference between chroma and luma", OFFSET(chroma_offset), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, VE },
{ "sc_threshold", "Scene change threshold", OFFSET(scenechange_threshold), AV_OPT_TYPE_INT, { .i64 = -1 }, INT_MIN, INT_MAX, VE },
{ "noise_reduction", "Noise reduction", OFFSET(noise_reduction), AV_OPT_TYPE_INT, { .i64 = -1 }, INT_MIN, INT_MAX, VE },
- { "x264-params", "Override the x264 configuration using a :-separated list of key=value parameters", OFFSET(x264_params), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
+ { "x264-params", "Override the x264 configuration using a :-separated list of key=value parameters", OFFSET(x264_params), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE },
{ NULL },
};
.close = X264_close,
.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AUTO_THREADS |
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
+ .caps_internal = FF_CODEC_CAP_AUTO_THREADS,
.priv_class = &x264_class,
.defaults = x264_defaults,
+#if X264_BUILD < 153
.init_static_data = X264_init_static,
- .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
+#else
+ .pix_fmts = pix_fmts_all,
+#endif
+ .caps_internal = FF_CODEC_CAP_INIT_CLEANUP | FF_CODEC_CAP_AUTO_THREADS
+#if X264_BUILD >= 158
+ | FF_CODEC_CAP_INIT_THREADSAFE
+#endif
+ ,
.wrapper_name = "libx264",
};
#endif
.priv_class = &rgbclass,
.defaults = x264_defaults,
.pix_fmts = pix_fmts_8bit_rgb,
+ .caps_internal = FF_CODEC_CAP_INIT_CLEANUP | FF_CODEC_CAP_AUTO_THREADS
+#if X264_BUILD >= 158
+ | FF_CODEC_CAP_INIT_THREADSAFE
+#endif
+ ,
.wrapper_name = "libx264",
};
#endif
.priv_class = &X262_class,
.defaults = x264_defaults,
.pix_fmts = pix_fmts_8bit,
- .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
+ .caps_internal = FF_CODEC_CAP_INIT_CLEANUP | FF_CODEC_CAP_AUTO_THREADS,
.wrapper_name = "libx264",
};
#endif