VideoEncoderX265::VideoEncoderX265(FilterRole fRole, bool sharedFrames) :
VideoEncoderX264or5(fRole, sharedFrames), encoder(NULL)
{
pts = 0;
xparams = x265_param_alloc();
picIn = x265_picture_alloc();
picOut = x265_picture_alloc();
}
static int set_params(struct videnc_state *st, unsigned fps, unsigned bitrate)
{
st->param = x265_param_alloc();
if (!st->param) {
warning("h265: x265_param_alloc failed\n");
return ENOMEM;
}
x265_param_default(st->param);
if (0 != x265_param_apply_profile(st->param, "main")) {
warning("h265: x265_param_apply_profile failed\n");
return EINVAL;
}
if (0 != x265_param_default_preset(st->param,
"ultrafast", "zerolatency")) {
warning("h265: x265_param_default_preset error\n");
return EINVAL;
}
st->param->fpsNum = fps;
st->param->fpsDenom = 1;
/* VPS, SPS and PPS headers should be output with each keyframe */
st->param->bRepeatHeaders = 1;
/* Rate Control */
st->param->rc.rateControlMode = X265_RC_CRF;
st->param->rc.bitrate = bitrate / 1000;
st->param->rc.vbvMaxBitrate = bitrate / 1000;
st->param->rc.vbvBufferSize = 2 * bitrate / fps;
return 0;
}
bool Video_Encoder_H265::init(Video_Encoder::NALU_CB *cb, const Encoder_Param ¶m)
{
//alloc & set param
_x265_param = x265_param_alloc();
if(_x265_param == NULL)
{
printf("x265_param_alloc error~\n");
return false;
}
// x265_param_default(_x265_param);
/* x265_preset_names[] = { "ultrafast", "superfast", "veryfast", "faster", "fast", "medium", "slow", "slower", "veryslow", "placebo", 0 };
x265_tune_names[] = { "psnr", "ssim", "grain", "zerolatency", "fastdecode", 0 };*/
int rc = x265_param_default_preset(_x265_param, x265_preset_names[4], x265_tune_names[3]);
if(rc != 0)
{
//error...
printf("x265_param_default_preset error~\n");
return false;
}
/*x265_profile_names[] = { "main", "main10", "mainstillpicture", 0 };*/
rc = x265_param_apply_profile(_x265_param, x265_profile_names[0]);
if(rc != 0)
{
//error...
printf("x265_param_apply_profile error~\n");
return false;
}
_x265_param->sourceHeight = param.height;
_x265_param->sourceWidth = param.width;
/*The output of the encoder is a series of NAL packets, which are always returned concatenated in consecutive memory.
* HEVC streams have SPS and PPS and VPS headers which describe how the following packets are to be decoded.
* If you specified --repeat-headers then those headers will be output with every keyframe.
* Otherwise you must explicitly query those headers using:int x265_encoder_headers(x265_encoder *, x265_nal **pp_nal, uint32_t *pi_nal);*/
_x265_param->bRepeatHeaders = 1;
_x265_param->internalCsp = X265_CSP_I420;
_x265_param->fpsNum = param.fps;
_x265_param->fpsDenom = 1;
// x265_param_parse(_x265_param, const char *name, const char *value);
/*******
x265_encoder_parameters() may be used to get a copy of the param structure from the encoder after it has been opened,
in order to see the changes made to the parameters for auto-detection and other reasons.
x265_encoder_reconfig() may be used to reconfigure encoder parameters mid-encode:
*********/
// rc = x265_encoder_reconfig(_x265_encoder, _x265_param);
_x265_picture = x265_picture_alloc();
if(_x265_picture == NULL)
{
if(_x265_param)
{
x265_param_free(_x265_param);
}
printf("x265_picture_alloc error~\n");
return false;
}
x265_picture_init(_x265_param, _x265_picture);
//Analysis Buffers
// rc = x265_alloc_analysis_data(_x265_picture);
// if(rc == 0)
// {
// //error...
// }
// x265_free_analysis_data(_x265_picture);
//
_x265_encoder = x265_encoder_open(_x265_param);
if(_x265_encoder == NULL)
{
if(_x265_param)
{
x265_param_free(_x265_param);
}
if(_x265_picture)
{
x265_picture_free(_x265_picture);
}
printf("x265_encoder_open error~\n");
return false;
}
_callback = cb;
gettimeofday(&_tv_start, NULL);
return true;
}
static av_cold int libx265_encode_init(AVCodecContext *avctx)
{
libx265Context *ctx = avctx->priv_data;
x265_nal *nal;
char sar[12];
int sar_num, sar_den;
int nnal;
if (avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL &&
!av_pix_fmt_desc_get(avctx->pix_fmt)->log2_chroma_w) {
av_log(avctx, AV_LOG_ERROR,
"4:2:2 and 4:4:4 support is not fully defined for HEVC yet. "
"Set -strict experimental to encode anyway.\n");
return AVERROR(ENOSYS);
}
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
return AVERROR(ENOMEM);
}
ctx->params = x265_param_alloc();
if (!ctx->params) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n");
return AVERROR(ENOMEM);
}
if (x265_param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid preset or tune.\n");
return AVERROR(EINVAL);
}
ctx->params->frameNumThreads = avctx->thread_count;
ctx->params->fpsNum = avctx->time_base.den;
ctx->params->fpsDenom = avctx->time_base.num * avctx->ticks_per_frame;
ctx->params->sourceWidth = avctx->width;
ctx->params->sourceHeight = avctx->height;
if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) {
av_reduce(&sar_num, &sar_den,
avctx->sample_aspect_ratio.num,
avctx->sample_aspect_ratio.den, 65535);
snprintf(sar, sizeof(sar), "%d:%d", sar_num, sar_den);
if (x265_param_parse(ctx->params, "sar", sar) == X265_PARAM_BAD_VALUE) {
av_log(avctx, AV_LOG_ERROR, "Invalid SAR: %d:%d.\n", sar_num, sar_den);
return AVERROR_INVALIDDATA;
}
}
switch (avctx->pix_fmt) {
case AV_PIX_FMT_YUV420P:
case AV_PIX_FMT_YUV420P10:
ctx->params->internalCsp = X265_CSP_I420;
break;
case AV_PIX_FMT_YUV422P:
case AV_PIX_FMT_YUV422P10:
ctx->params->internalCsp = X265_CSP_I422;
break;
case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV444P10:
ctx->params->internalCsp = X265_CSP_I444;
break;
}
if (avctx->bit_rate > 0) {
ctx->params->rc.bitrate = avctx->bit_rate / 1000;
ctx->params->rc.rateControlMode = X265_RC_ABR;
}
if (!(avctx->flags & CODEC_FLAG_GLOBAL_HEADER))
ctx->params->bRepeatHeaders = 1;
if (ctx->x265_opts) {
AVDictionary *dict = NULL;
AVDictionaryEntry *en = NULL;
if (!av_dict_parse_string(&dict, ctx->x265_opts, "=", ":", 0)) {
while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
int parse_ret = x265_param_parse(ctx->params, en->key, en->value);
switch (parse_ret) {
case X265_PARAM_BAD_NAME:
av_log(avctx, AV_LOG_WARNING,
"Unknown option: %s.\n", en->key);
break;
case X265_PARAM_BAD_VALUE:
av_log(avctx, AV_LOG_WARNING,
"Invalid value for %s: %s.\n", en->key, en->value);
break;
default:
break;
}
}
av_dict_free(&dict);
}
}
ctx->encoder = x265_encoder_open(ctx->params);
if (!ctx->encoder) {
av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
avctx->extradata_size = x265_encoder_headers(ctx->encoder, &nal, &nnal);
if (avctx->extradata_size <= 0) {
av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
avctx->extradata = av_malloc(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata) {
av_log(avctx, AV_LOG_ERROR,
"Cannot allocate HEVC header of size %d.\n", avctx->extradata_size);
libx265_encode_close(avctx);
return AVERROR(ENOMEM);
}
memcpy(avctx->extradata, nal[0].payload, avctx->extradata_size);
}
return 0;
}
static av_cold int libx265_encode_init(AVCodecContext *avctx)
{
libx265Context *ctx = avctx->priv_data;
x265_nal *nal;
uint8_t *buf;
int nnal;
int ret;
int i;
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
return AVERROR(ENOMEM);
}
ctx->params = x265_param_alloc();
if (!ctx->params) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n");
return AVERROR(ENOMEM);
}
x265_param_default(ctx->params);
if (x265_param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid preset or tune.\n");
return AVERROR(EINVAL);
}
ctx->params->frameNumThreads = avctx->thread_count;
ctx->params->frameRate = (int) (avctx->time_base.den / avctx->time_base.num);
ctx->params->sourceWidth = avctx->width;
ctx->params->sourceHeight = avctx->height;
ctx->params->inputBitDepth = av_pix_fmt_desc_get(avctx->pix_fmt)->comp[0].depth_minus1 + 1;
if (avctx->bit_rate > 0) {
ctx->params->rc.bitrate = avctx->bit_rate / 1000;
ctx->params->rc.rateControlMode = X265_RC_ABR;
}
if (ctx->x265_opts) {
AVDictionary *dict = NULL;
AVDictionaryEntry *en = NULL;
if (!av_dict_parse_string(&dict, ctx->x265_opts, "=", ":", 0)) {
while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
int parse_ret = x265_param_parse(ctx->params, en->key, en->value);
switch (parse_ret) {
case X265_PARAM_BAD_NAME:
av_log(avctx, AV_LOG_WARNING,
"Unknown option: %s.\n", en->key);
break;
case X265_PARAM_BAD_VALUE:
av_log(avctx, AV_LOG_WARNING,
"Invalid value for %s: %s.\n", en->key, en->value);
break;
default:
break;
}
}
av_dict_free(&dict);
}
}
ctx->encoder = x265_encoder_open(ctx->params);
if (!ctx->encoder) {
av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
ret = x265_encoder_headers(ctx->encoder, &nal, &nnal);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
for (i = 0; i < nnal; i++)
ctx->header_size += nal[i].sizeBytes;
ctx->header = av_malloc(ctx->header_size);
if (!ctx->header) {
av_log(avctx, AV_LOG_ERROR,
"Cannot allocate HEVC header of size %d.\n", ctx->header_size);
libx265_encode_close(avctx);
return AVERROR(ENOMEM);
}
buf = ctx->header;
for (i = 0; i < nnal; i++) {
memcpy(buf, nal[i].payload, nal[i].sizeBytes);
buf += nal[i].sizeBytes;
}
return 0;
}
static av_cold int libx265_encode_init(AVCodecContext *avctx)
{
libx265Context *ctx = avctx->priv_data;
x265_nal *nal;
uint8_t *buf;
int sar_num, sar_den;
int nnal;
int ret;
int i;
if (avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL &&
!av_pix_fmt_desc_get(avctx->pix_fmt)->log2_chroma_w &&
!av_pix_fmt_desc_get(avctx->pix_fmt)->log2_chroma_h) {
av_log(avctx, AV_LOG_ERROR,
"4:4:4 support is not fully defined for HEVC yet. "
"Set -strict experimental to encode anyway.\n");
return AVERROR(ENOSYS);
}
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
return AVERROR(ENOMEM);
}
ctx->params = x265_param_alloc();
if (!ctx->params) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n");
return AVERROR(ENOMEM);
}
if (x265_param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
av_log(avctx, AV_LOG_ERROR, "Invalid preset or tune.\n");
return AVERROR(EINVAL);
}
ctx->params->frameNumThreads = avctx->thread_count;
ctx->params->fpsNum = avctx->time_base.den;
ctx->params->fpsDenom = avctx->time_base.num * avctx->ticks_per_frame;
ctx->params->sourceWidth = avctx->width;
ctx->params->sourceHeight = avctx->height;
av_reduce(&sar_num, &sar_den,
avctx->sample_aspect_ratio.num,
avctx->sample_aspect_ratio.den, 4096);
ctx->params->vui.bEnableVuiParametersPresentFlag = 1;
ctx->params->vui.bEnableAspectRatioIdc = 1;
ctx->params->vui.aspectRatioIdc = 255;
ctx->params->vui.sarWidth = sar_num;
ctx->params->vui.sarHeight = sar_den;
if (x265_max_bit_depth == 8)
ctx->params->internalBitDepth = 8;
else if (x265_max_bit_depth == 12)
ctx->params->internalBitDepth = 10;
switch (avctx->pix_fmt) {
case AV_PIX_FMT_YUV420P:
case AV_PIX_FMT_YUV420P10:
ctx->params->internalCsp = X265_CSP_I420;
break;
case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV444P10:
ctx->params->internalCsp = X265_CSP_I444;
break;
}
if (avctx->bit_rate > 0) {
ctx->params->rc.bitrate = avctx->bit_rate / 1000;
ctx->params->rc.rateControlMode = X265_RC_ABR;
}
if (ctx->x265_opts) {
AVDictionary *dict = NULL;
AVDictionaryEntry *en = NULL;
if (!av_dict_parse_string(&dict, ctx->x265_opts, "=", ":", 0)) {
while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
int parse_ret = x265_param_parse(ctx->params, en->key, en->value);
switch (parse_ret) {
case X265_PARAM_BAD_NAME:
av_log(avctx, AV_LOG_WARNING,
"Unknown option: %s.\n", en->key);
break;
case X265_PARAM_BAD_VALUE:
av_log(avctx, AV_LOG_WARNING,
"Invalid value for %s: %s.\n", en->key, en->value);
break;
default:
break;
}
}
av_dict_free(&dict);
}
}
ctx->encoder = x265_encoder_open(ctx->params);
if (!ctx->encoder) {
av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
ret = x265_encoder_headers(ctx->encoder, &nal, &nnal);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
for (i = 0; i < nnal; i++)
ctx->header_size += nal[i].sizeBytes;
ctx->header = av_malloc(ctx->header_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!ctx->header) {
av_log(avctx, AV_LOG_ERROR,
"Cannot allocate HEVC header of size %d.\n", ctx->header_size);
libx265_encode_close(avctx);
return AVERROR(ENOMEM);
}
buf = ctx->header;
for (i = 0; i < nnal; i++) {
memcpy(buf, nal[i].payload, nal[i].sizeBytes);
buf += nal[i].sizeBytes;
}
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
avctx->extradata_size = ctx->header_size;
avctx->extradata = ctx->header;
ctx->header_size = 0;
ctx->header = NULL;
}
return 0;
}
/***********************************************************************
* hb_work_encx265_init
***********************************************************************
*
**********************************************************************/
int encx265Init(hb_work_object_t *w, hb_job_t *job)
{
hb_work_private_t *pv = calloc(1, sizeof(hb_work_private_t));
pv->next_chapter_pts = AV_NOPTS_VALUE;
pv->delayed_chapters = hb_list_init();
pv->job = job;
w->private_data = pv;
int i, vrate, vrate_base;
x265_nal *nal;
uint32_t nnal;
x265_param *param = pv->param = x265_param_alloc();
if (x265_param_default_preset(param,
job->encoder_preset, job->encoder_tune) < 0)
{
free(pv);
pv = NULL;
return 1;
}
/* If the PSNR or SSIM tunes are in use, enable the relevant metric */
param->bEnablePsnr = param->bEnableSsim = 0;
if (job->encoder_tune != NULL && *job->encoder_tune)
{
char *tmp = strdup(job->encoder_tune);
char *tok = strtok(tmp, ",./-+");
do
{
if (!strncasecmp(tok, "psnr", 4))
{
param->bEnablePsnr = 1;
break;
}
if (!strncasecmp(tok, "ssim", 4))
{
param->bEnableSsim = 1;
break;
}
}
while ((tok = strtok(NULL, ",./-+")) != NULL);
free(tmp);
}
/*
* Some HandBrake-specific defaults; users can override them
* using the encoder_options string.
*/
hb_reduce(&vrate, &vrate_base, job->vrate, job->vrate_base);
param->fpsNum = vrate;
param->fpsDenom = vrate_base;
param->keyframeMin = (int)((double)vrate / (double)vrate_base + 0.5);
param->keyframeMax = param->keyframeMin * 10;
/* iterate through x265_opts and parse the options */
hb_dict_entry_t *entry = NULL;
hb_dict_t *x265_opts = hb_encopts_to_dict(job->encoder_options, job->vcodec);
while ((entry = hb_dict_next(x265_opts, entry)) != NULL)
{
// here's where the strings are passed to libx265 for parsing
int ret = x265_param_parse(param, entry->key, entry->value);
// let x265 sanity check the options for us
switch (ret)
{
case X265_PARAM_BAD_NAME:
hb_log("encx265: unknown option '%s'", entry->key);
break;
case X265_PARAM_BAD_VALUE:
hb_log("encx265: bad argument '%s=%s'", entry->key,
entry->value ? entry->value : "(null)");
break;
default:
break;
}
}
hb_dict_free(&x265_opts);
/*
* Settings which can't be overriden in the encodeer_options string
* (muxer-specific settings, resolution, ratecontrol, etc.).
*/
param->sourceWidth = job->width;
param->sourceHeight = job->height;
if (job->vquality > 0)
{
param->rc.rateControlMode = X265_RC_CRF;
param->rc.rfConstant = job->vquality;
}
else
{
param->rc.rateControlMode = X265_RC_ABR;
param->rc.bitrate = job->vbitrate;
}
/* statsfile (but not 2-pass) */
memset(pv->csvfn, 0, sizeof(pv->csvfn));
if (param->logLevel >= X265_LOG_DEBUG)
{
if (param->csvfn == NULL)
{
hb_get_tempory_filename(job->h, pv->csvfn, "x265.csv");
param->csvfn = pv->csvfn;
}
else
{
strncpy(pv->csvfn, param->csvfn, sizeof(pv->csvfn));
}
}
/* Apply profile and level settings last. */
if (x265_param_apply_profile(param, job->encoder_profile) < 0)
{
free(pv);
pv = NULL;
return 1;
}
/* we should now know whether B-frames are enabled */
job->areBframes = (param->bframes > 0) + (param->bframes > 0 &&
param->bBPyramid > 0);
pv->x265 = x265_encoder_open(param);
if (pv->x265 == NULL)
{
hb_error("encx265: x265_encoder_open failed.");
free(pv);
pv = NULL;
return 1;
}
if (x265_encoder_headers(pv->x265, &nal, &nnal) < 0)
{
hb_error("encx265: x265_encoder_headers failed.");
free(pv);
pv = NULL;
return 1;
}
/*
* x265's output (headers and bitstream) are in Annex B format.
*
* Write the header as is, and let the muxer reformat
* the extradata and output bitstream properly for us.
*/
w->config->h265.headers_length = 0;
for (i = 0; i < nnal; i++)
{
if (w->config->h265.headers_length +
nal[i].sizeBytes > HB_CONFIG_MAX_SIZE)
{
hb_error("encx265: bitstream headers too large");
free(pv);
pv = NULL;
return 1;
}
memcpy(w->config->h265.headers +
w->config->h265.headers_length,
nal[i].payload, nal[i].sizeBytes);
w->config->h265.headers_length += nal[i].sizeBytes;
}
return 0;
}
static av_cold int libx265_encode_init(AVCodecContext *avctx)
{
libx265Context *ctx = avctx->priv_data;
if (avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL &&
!av_pix_fmt_desc_get(avctx->pix_fmt)->log2_chroma_w) {
av_log(avctx, AV_LOG_ERROR,
"4:2:2 and 4:4:4 support is not fully defined for HEVC yet. "
"Set -strict experimental to encode anyway.\n");
return AVERROR(ENOSYS);
}
avctx->coded_frame = av_frame_alloc();
if (!avctx->coded_frame) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
return AVERROR(ENOMEM);
}
ctx->params = x265_param_alloc();
if (!ctx->params) {
av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n");
return AVERROR(ENOMEM);
}
if (x265_param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) {
int i;
av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", ctx->preset, ctx->tune);
av_log(avctx, AV_LOG_INFO, "Possible presets:");
for (i = 0; x265_preset_names[i]; i++)
av_log(avctx, AV_LOG_INFO, " %s", x265_preset_names[i]);
av_log(avctx, AV_LOG_INFO, "\n");
av_log(avctx, AV_LOG_INFO, "Possible tunes:");
for (i = 0; x265_tune_names[i]; i++)
av_log(avctx, AV_LOG_INFO, " %s", x265_tune_names[i]);
av_log(avctx, AV_LOG_INFO, "\n");
return AVERROR(EINVAL);
}
ctx->params->frameNumThreads = avctx->thread_count;
ctx->params->fpsNum = avctx->time_base.den;
ctx->params->fpsDenom = avctx->time_base.num * avctx->ticks_per_frame;
ctx->params->sourceWidth = avctx->width;
ctx->params->sourceHeight = avctx->height;
ctx->params->bEnablePsnr = !!(avctx->flags & CODEC_FLAG_PSNR);
if ((avctx->color_primaries <= AVCOL_PRI_BT2020 &&
avctx->color_primaries != AVCOL_PRI_UNSPECIFIED) ||
(avctx->color_trc <= AVCOL_TRC_BT2020_12 &&
avctx->color_trc != AVCOL_TRC_UNSPECIFIED) ||
(avctx->colorspace <= AVCOL_SPC_BT2020_CL &&
avctx->colorspace != AVCOL_SPC_UNSPECIFIED)) {
ctx->params->vui.bEnableVideoSignalTypePresentFlag = 1;
ctx->params->vui.bEnableColorDescriptionPresentFlag = 1;
// x265 validates the parameters internally
ctx->params->vui.colorPrimaries = avctx->color_primaries;
ctx->params->vui.transferCharacteristics = avctx->color_trc;
ctx->params->vui.matrixCoeffs = avctx->colorspace;
}
if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) {
char sar[12];
int sar_num, sar_den;
av_reduce(&sar_num, &sar_den,
avctx->sample_aspect_ratio.num,
avctx->sample_aspect_ratio.den, 65535);
snprintf(sar, sizeof(sar), "%d:%d", sar_num, sar_den);
if (x265_param_parse(ctx->params, "sar", sar) == X265_PARAM_BAD_VALUE) {
av_log(avctx, AV_LOG_ERROR, "Invalid SAR: %d:%d.\n", sar_num, sar_den);
return AVERROR_INVALIDDATA;
}
}
switch (avctx->pix_fmt) {
case AV_PIX_FMT_YUV420P:
case AV_PIX_FMT_YUV420P10:
ctx->params->internalCsp = X265_CSP_I420;
break;
case AV_PIX_FMT_YUV422P:
case AV_PIX_FMT_YUV422P10:
ctx->params->internalCsp = X265_CSP_I422;
break;
case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV444P10:
ctx->params->internalCsp = X265_CSP_I444;
break;
}
if (ctx->crf >= 0) {
char crf[6];
snprintf(crf, sizeof(crf), "%2.2f", ctx->crf);
if (x265_param_parse(ctx->params, "crf", crf) == X265_PARAM_BAD_VALUE) {
av_log(avctx, AV_LOG_ERROR, "Invalid crf: %2.2f.\n", ctx->crf);
return AVERROR(EINVAL);
}
} else if (avctx->bit_rate > 0) {
ctx->params->rc.bitrate = avctx->bit_rate / 1000;
ctx->params->rc.rateControlMode = X265_RC_ABR;
}
if (!(avctx->flags & CODEC_FLAG_GLOBAL_HEADER))
ctx->params->bRepeatHeaders = 1;
if (ctx->x265_opts) {
AVDictionary *dict = NULL;
AVDictionaryEntry *en = NULL;
if (!av_dict_parse_string(&dict, ctx->x265_opts, "=", ":", 0)) {
while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) {
int parse_ret = x265_param_parse(ctx->params, en->key, en->value);
switch (parse_ret) {
case X265_PARAM_BAD_NAME:
av_log(avctx, AV_LOG_WARNING,
"Unknown option: %s.\n", en->key);
break;
case X265_PARAM_BAD_VALUE:
av_log(avctx, AV_LOG_WARNING,
"Invalid value for %s: %s.\n", en->key, en->value);
break;
default:
break;
}
}
av_dict_free(&dict);
}
}
ctx->encoder = x265_encoder_open(ctx->params);
if (!ctx->encoder) {
av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
x265_nal *nal;
int nnal;
avctx->extradata_size = x265_encoder_headers(ctx->encoder, &nal, &nnal);
if (avctx->extradata_size <= 0) {
av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n");
libx265_encode_close(avctx);
return AVERROR_INVALIDDATA;
}
avctx->extradata = av_malloc(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata) {
av_log(avctx, AV_LOG_ERROR,
"Cannot allocate HEVC header of size %d.\n", avctx->extradata_size);
libx265_encode_close(avctx);
return AVERROR(ENOMEM);
}
memcpy(avctx->extradata, nal[0].payload, avctx->extradata_size);
}
return 0;
}
static HEVCEncoderContext *x265_open(const HEVCEncodeParams *params)
{
HEVCEncoderContext *s;
x265_param *p;
int preset_index;
const char *preset;
s = malloc(sizeof(HEVCEncoderContext));
memset(s, 0, sizeof(*s));
if (params->bit_depth != x265_max_bit_depth) {
fprintf(stderr, "x265 is compiled to support only %d bit depth. Use the '-b %d' option to force the bit depth.\n",
x265_max_bit_depth, x265_max_bit_depth);
return NULL;
}
if (params->chroma_format == BPG_FORMAT_GRAY) {
fprintf(stderr, "x265 does not support monochrome (or alpha) data yet. Plase use the jctvc encoder.\n");
return NULL;
}
p = x265_param_alloc();
preset_index = params->compress_level; /* 9 is placebo */
preset = x265_preset_names[preset_index];
if (params->verbose)
printf("Using x265 preset: %s\n", preset);
x265_param_default_preset(p, preset, "ssim");
p->bRepeatHeaders = 1;
p->decodedPictureHashSEI = params->sei_decoded_picture_hash;
p->sourceWidth = params->width;
p->sourceHeight = params->height;
switch(params->chroma_format) {
case BPG_FORMAT_GRAY:
p->internalCsp = X265_CSP_I400;
break;
case BPG_FORMAT_420:
p->internalCsp = X265_CSP_I420;
break;
case BPG_FORMAT_422:
p->internalCsp = X265_CSP_I422;
break;
case BPG_FORMAT_444:
p->internalCsp = X265_CSP_I444;
break;
default:
abort();
}
if (params->intra_only) {
p->keyframeMax = 1; /* only I frames */
p->totalFrames = 1;
} else {
p->keyframeMax = 250;
p->totalFrames = 0;
p->maxNumReferences = 1;
p->bframes = 0;
}
p->bEnableRectInter = 1;
p->bEnableAMP = 1; /* cannot use 0 due to header restriction */
p->internalBitDepth = params->bit_depth;
p->bEmitInfoSEI = 0;
if (params->verbose)
p->logLevel = X265_LOG_INFO;
else
p->logLevel = X265_LOG_NONE;
/* dummy frame rate */
p->fpsNum = 25;
p->fpsDenom = 1;
p->rc.rateControlMode = X265_RC_CQP;
/* XXX: why do we need this offset to match the JCTVC quality ? */
if (params->bit_depth == 10)
p->rc.qp = params->qp + 7;
else
p->rc.qp = params->qp + 1;
p->bLossless = params->lossless;
s->enc = x265_encoder_open(p);
s->pic = x265_picture_alloc();
x265_picture_init(p, s->pic);
s->pic->colorSpace = p->internalCsp;
x265_param_free(p);
return s;
}
