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-rw-r--r--Changelog1
-rw-r--r--LICENSE2
-rwxr-xr-xconfigure7
-rw-r--r--doc/general.texi19
-rw-r--r--libavcodec/Makefile1
-rw-r--r--libavcodec/allcodecs.c1
-rw-r--r--libavcodec/libx265.c284
-rw-r--r--libavcodec/version.h2
8 files changed, 313 insertions, 4 deletions
diff --git a/Changelog b/Changelog
index 6c54281d5f..bed6c315f5 100644
--- a/Changelog
+++ b/Changelog
@@ -57,6 +57,7 @@ version 10:
- framepack filter
- Mirillis FIC video decoder
- Support DNx444
+- libx265 encoder
version 9:
diff --git a/LICENSE b/LICENSE
index 20d82c392e..fb2917830c 100644
--- a/LICENSE
+++ b/LICENSE
@@ -46,7 +46,7 @@ affect the licensing of binaries resulting from the combination.
compatible libraries
--------------------
-The libcdio, libx264, libxavs and libxvid libraries are under GPL. When
+The libcdio, libx264, libx265, libxavs and libxvid libraries are under GPL. When
combining them with Libav, Libav needs to be licensed as GPL as well by
passing --enable-gpl to configure.
diff --git a/configure b/configure
index f4ee8813d3..1afba25cec 100755
--- a/configure
+++ b/configure
@@ -204,6 +204,7 @@ External library support:
--enable-libwavpack enable wavpack encoding via libwavpack [no]
--enable-libwebp enable WebP encoding via libwebp [no]
--enable-libx264 enable H.264 encoding via x264 [no]
+ --enable-libx265 enable HEVC encoding via x265 [no]
--enable-libxavs enable AVS encoding via xavs [no]
--enable-libxvid enable Xvid encoding via xvidcore,
native MPEG-4/Xvid encoder exists [no]
@@ -1128,6 +1129,7 @@ EXTERNAL_LIBRARY_LIST="
libwavpack
libwebp
libx264
+ libx265
libxavs
libxvid
openssl
@@ -1885,6 +1887,7 @@ libvpx_vp9_encoder_deps="libvpx"
libwavpack_encoder_deps="libwavpack"
libwebp_encoder_deps="libwebp"
libx264_encoder_deps="libx264"
+libx265_encoder_deps="libx265"
libxavs_encoder_deps="libxavs"
libxvid_encoder_deps="libxvid"
@@ -3530,6 +3533,7 @@ die_license_disabled() {
die_license_disabled gpl libcdio
die_license_disabled gpl libx264
+die_license_disabled gpl libx265
die_license_disabled gpl libxavs
die_license_disabled gpl libxvid
die_license_disabled gpl x11grab
@@ -3954,6 +3958,9 @@ enabled libwebp && require_pkg_config libwebp webp/encode.h WebPGetEnc
enabled libx264 && require libx264 x264.h x264_encoder_encode -lx264 &&
{ check_cpp_condition x264.h "X264_BUILD >= 118" ||
die "ERROR: libx264 version must be >= 0.118."; }
+enabled libx265 && require_pkg_config x265 x265.h x265_encoder_encode &&
+ { check_cpp_condition x265.h "X265_BUILD >= 5" ||
+ die "ERROR: libx265 version must be >= 5."; }
enabled libxavs && require libxavs xavs.h xavs_encoder_encode -lxavs
enabled libxvid && require libxvid xvid.h xvid_global -lxvidcore
enabled openssl && { check_lib openssl/ssl.h SSL_library_init -lssl -lcrypto ||
diff --git a/doc/general.texi b/doc/general.texi
index 5f9500eaac..bb2fcf3abe 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -101,6 +101,20 @@ x264 is under the GNU Public License Version 2 or later
details), you must upgrade Libav's license to GPL in order to use it.
@end float
+@section x265
+
+Libav can make use of the x265 library for HEVC encoding.
+
+Go to @url{http://x265.org/developers.html} and follow the instructions
+for installing the library. Then pass @code{--enable-libx265} to configure
+to enable it.
+
+@float note
+x265 is under the GNU Public License Version 2 or later
+(see @url{http://www.gnu.org/licenses/old-licenses/gpl-2.0.html} for
+details), you must upgrade FFmpeg's license to GPL in order to use it.
+@end float
+
@section libilbc
iLBC is a narrowband speech codec that has been made freely available
@@ -274,7 +288,7 @@ library:
@item raw H.261 @tab X @tab X
@item raw H.263 @tab X @tab X
@item raw H.264 @tab X @tab X
-@item raw HEVC @tab @tab X
+@item raw HEVC @tab X @tab X
@item raw Ingenient MJPEG @tab @tab X
@item raw MJPEG @tab X @tab X
@item raw MLP @tab @tab X
@@ -529,7 +543,8 @@ following image formats are supported:
@item H.263+ / H.263-1998 / H.263 version 2 @tab X @tab X
@item H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 @tab E @tab X
@tab encoding supported through external library libx264
-@item HEVC @tab @tab X
+@item HEVC @tab X @tab X
+ @tab encoding supported through the external library libx265
@item HNM version 4 @tab @tab X
@item HuffYUV @tab X @tab X
@item HuffYUV FFmpeg variant @tab X @tab X
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 7838709526..58defc9c21 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -616,6 +616,7 @@ OBJS-$(CONFIG_LIBVPX_VP9_ENCODER) += libvpxenc.o libvpx.o
OBJS-$(CONFIG_LIBWAVPACK_ENCODER) += libwavpackenc.o
OBJS-$(CONFIG_LIBWEBP_ENCODER) += libwebpenc.o
OBJS-$(CONFIG_LIBX264_ENCODER) += libx264.o
+OBJS-$(CONFIG_LIBX265_ENCODER) += libx265.o
OBJS-$(CONFIG_LIBXAVS_ENCODER) += libxavs.o
OBJS-$(CONFIG_LIBXVID_ENCODER) += libxvid.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index b6c27c002a..ed6d7ff115 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -441,6 +441,7 @@ void avcodec_register_all(void)
REGISTER_ENCODER(LIBWAVPACK, libwavpack);
REGISTER_ENCODER(LIBWEBP, libwebp);
REGISTER_ENCODER(LIBX264, libx264);
+ REGISTER_ENCODER(LIBX265, libx265);
REGISTER_ENCODER(LIBXAVS, libxavs);
REGISTER_ENCODER(LIBXVID, libxvid);
diff --git a/libavcodec/libx265.c b/libavcodec/libx265.c
new file mode 100644
index 0000000000..e63e0cb75d
--- /dev/null
+++ b/libavcodec/libx265.c
@@ -0,0 +1,284 @@
+/*
+ * libx265 encoder
+ *
+ * Copyright (c) 2013-2014 Derek Buitenhuis
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <x265.h>
+
+#include "libavutil/internal.h"
+#include "libavutil/common.h"
+#include "libavutil/opt.h"
+#include "libavutil/pixdesc.h"
+#include "avcodec.h"
+#include "internal.h"
+
+typedef struct libx265Context {
+ const AVClass *class;
+
+ x265_encoder *encoder;
+ x265_param *params;
+ uint8_t *header;
+ int header_size;
+
+ char *preset;
+ char *tune;
+ char *x265_opts;
+} libx265Context;
+
+static int is_keyframe(NalUnitType naltype)
+{
+ switch (naltype) {
+ case NAL_UNIT_CODED_SLICE_BLA_W_LP:
+ case NAL_UNIT_CODED_SLICE_BLA_W_RADL:
+ case NAL_UNIT_CODED_SLICE_BLA_N_LP:
+ case NAL_UNIT_CODED_SLICE_IDR_W_RADL:
+ case NAL_UNIT_CODED_SLICE_IDR_N_LP:
+ case NAL_UNIT_CODED_SLICE_CRA:
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static av_cold int libx265_encode_close(AVCodecContext *avctx)
+{
+ libx265Context *ctx = avctx->priv_data;
+
+ av_frame_free(&avctx->coded_frame);
+ av_freep(&ctx->header);
+
+ x265_param_free(ctx->params);
+
+ if (ctx->encoder)
+ x265_encoder_close(ctx->encoder);
+
+ 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 int libx265_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
+ const AVFrame *pic, int *got_packet)
+{
+ libx265Context *ctx = avctx->priv_data;
+ x265_picture x265pic;
+ x265_picture x265pic_out = { { 0 } };
+ x265_nal *nal;
+ uint8_t *dst;
+ int payload = 0;
+ int nnal;
+ int ret;
+ int i;
+
+ if (pic) {
+ for (i = 0; i < 3; i++) {
+ x265pic.planes[i] = pic->data[i];
+ x265pic.stride[i] = pic->linesize[i];
+ }
+
+ x265pic.pts = pic->pts;
+ }
+
+ ret = x265_encoder_encode(ctx->encoder, &nal, &nnal,
+ pic ? &x265pic : NULL, &x265pic_out);
+ if (ret < 0)
+ return AVERROR_UNKNOWN;
+
+ if (!nnal)
+ return 0;
+
+ for (i = 0; i < nnal; i++)
+ payload += nal[i].sizeBytes;
+
+ payload += ctx->header_size;
+
+ ret = ff_alloc_packet(pkt, payload);
+ if (ret < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
+ return ret;
+ }
+ dst = pkt->data;
+
+ if (ctx->header) {
+ memcpy(dst, ctx->header, ctx->header_size);
+ dst += ctx->header_size;
+
+ av_freep(&ctx->header);
+ ctx->header_size = 0;
+ }
+
+ for (i = 0; i < nnal; i++) {
+ memcpy(dst, nal[i].payload, nal[i].sizeBytes);
+ dst += nal[i].sizeBytes;
+
+ if (is_keyframe(nal[i].type))
+ pkt->flags |= AV_PKT_FLAG_KEY;
+ }
+
+ pkt->pts = x265pic_out.pts;
+ pkt->dts = x265pic_out.dts;
+
+ *got_packet = 1;
+ return 0;
+}
+
+static const enum AVPixelFormat x265_csp_eight[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_NONE
+};
+
+static const enum AVPixelFormat x265_csp_twelve[] = {
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_YUV420P10,
+ AV_PIX_FMT_NONE
+};
+
+static av_cold void libx265_encode_init_csp(AVCodec *codec)
+{
+ if (x265_max_bit_depth == 8)
+ codec->pix_fmts = x265_csp_eight;
+ else if (x265_max_bit_depth == 12)
+ codec->pix_fmts = x265_csp_twelve;
+}
+
+#define OFFSET(x) offsetof(libx265Context, x)
+#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
+static const AVOption options[] = {
+ { "preset", "set the x265 preset", OFFSET(preset), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
+ { "tune", "set the x265 tune parameter", OFFSET(tune), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
+ { "x265-params", "set the x265 configuration using a :-separated list of key=value parameters", OFFSET(x265_opts), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE },
+ { NULL }
+};
+
+static const AVClass class = {
+ .class_name = "libx265",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+AVCodec ff_libx265_encoder = {
+ .name = "libx265",
+ .long_name = NULL_IF_CONFIG_SMALL("libx265 H.265 / HEVC"),
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_HEVC,
+ .init = libx265_encode_init,
+ .init_static_data = libx265_encode_init_csp,
+ .encode2 = libx265_encode_frame,
+ .close = libx265_encode_close,
+ .priv_data_size = sizeof(libx265Context),
+ .priv_class = &class,
+ .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS,
+};
diff --git a/libavcodec/version.h b/libavcodec/version.h
index f4d8716dcd..425307436e 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 55
-#define LIBAVCODEC_VERSION_MINOR 33
+#define LIBAVCODEC_VERSION_MINOR 34
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-15 19:52:07 +0000