/*
- * Intel MediaSDK QSV based H.264 decoder
+ * Intel MediaSDK QSV based H.264 / HEVC decoder
*
* copyright (c) 2013 Luca Barbato
* copyright (c) 2015 Anton Khirnov
#include "qsvdec.h"
#include "qsv.h"
-typedef struct QSVH264Context {
+enum LoadPlugin {
+ LOAD_PLUGIN_NONE,
+ LOAD_PLUGIN_HEVC_SW,
+};
+
+typedef struct QSVH2645Context {
AVClass *class;
QSVContext qsv;
+ int load_plugin;
+
// the filter for converting to Annex B
AVBitStreamFilterContext *bsf;
AVPacket input_ref;
AVPacket pkt_filtered;
uint8_t *filtered_data;
-} QSVH264Context;
+} QSVH2645Context;
-static void qsv_clear_buffers(QSVH264Context *s)
+static void qsv_clear_buffers(QSVH2645Context *s)
{
AVPacket pkt;
while (av_fifo_size(s->packet_fifo) >= sizeof(pkt)) {
static av_cold int qsv_decode_close(AVCodecContext *avctx)
{
- QSVH264Context *s = avctx->priv_data;
+ QSVH2645Context *s = avctx->priv_data;
ff_qsv_decode_close(&s->qsv);
static av_cold int qsv_decode_init(AVCodecContext *avctx)
{
- QSVH264Context *s = avctx->priv_data;
+ QSVH2645Context *s = avctx->priv_data;
int ret;
+ if (avctx->codec_id == AV_CODEC_ID_HEVC && s->load_plugin != LOAD_PLUGIN_NONE) {
+ static const char *uid_hevcenc_sw = "15dd936825ad475ea34e35f3f54217a6";
+
+ if (s->qsv.load_plugins[0]) {
+ av_log(avctx, AV_LOG_WARNING,
+ "load_plugins is not empty, but load_plugin is not set to 'none'."
+ "The load_plugin value will be ignored.\n");
+ } else {
+ av_freep(&s->qsv.load_plugins);
+ s->qsv.load_plugins = av_strdup(uid_hevcenc_sw);
+ if (!s->qsv.load_plugins)
+ return AVERROR(ENOMEM);
+ }
+ }
s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
if (!s->packet_fifo) {
goto fail;
}
- s->bsf = av_bitstream_filter_init("h264_mp4toannexb");
+ if (avctx->codec_id == AV_CODEC_ID_H264)
+ s->bsf = av_bitstream_filter_init("h264_mp4toannexb");
+ else
+ s->bsf = av_bitstream_filter_init("hevc_mp4toannexb");
if (!s->bsf) {
ret = AVERROR(ENOMEM);
goto fail;
static int qsv_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
- QSVH264Context *s = avctx->priv_data;
+ QSVH2645Context *s = avctx->priv_data;
AVFrame *frame = data;
int ret;
static void qsv_decode_flush(AVCodecContext *avctx)
{
- QSVH264Context *s = avctx->priv_data;
+ QSVH2645Context *s = avctx->priv_data;
qsv_clear_buffers(s);
ff_qsv_decode_flush(avctx, &s->qsv);
}
+#define OFFSET(x) offsetof(QSVH2645Context, x)
+#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
+
+#if CONFIG_HEVC_QSV_DECODER
+AVHWAccel ff_hevc_qsv_hwaccel = {
+ .name = "hevc_qsv",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_HEVC,
+ .pix_fmt = AV_PIX_FMT_QSV,
+};
+
+static const AVOption hevc_options[] = {
+ { "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VD },
+
+ { "load_plugin", "A user plugin to load in an internal session", OFFSET(load_plugin), AV_OPT_TYPE_INT, { .i64 = LOAD_PLUGIN_HEVC_SW }, LOAD_PLUGIN_NONE, LOAD_PLUGIN_HEVC_SW, VD, "load_plugin" },
+ { "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_NONE }, 0, 0, VD, "load_plugin" },
+ { "hevc_sw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LOAD_PLUGIN_HEVC_SW }, 0, 0, VD, "load_plugin" },
+
+ { "load_plugins", "A :-separate list of hexadecimal plugin UIDs to load in an internal session",
+ OFFSET(qsv.load_plugins), AV_OPT_TYPE_STRING, { .str = "" }, 0, 0, VD },
+ { NULL },
+};
+
+static const AVClass hevc_class = {
+ .class_name = "hevc_qsv",
+ .item_name = av_default_item_name,
+ .option = hevc_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+AVCodec ff_hevc_qsv_decoder = {
+ .name = "hevc_qsv",
+ .long_name = NULL_IF_CONFIG_SMALL("HEVC (Intel Quick Sync Video acceleration)"),
+ .priv_data_size = sizeof(QSVH2645Context),
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_HEVC,
+ .init = qsv_decode_init,
+ .decode = qsv_decode_frame,
+ .flush = qsv_decode_flush,
+ .close = qsv_decode_close,
+ .capabilities = CODEC_CAP_DELAY,
+ .priv_class = &hevc_class,
+};
+#endif
+
+#if CONFIG_H264_QSV_DECODER
AVHWAccel ff_h264_qsv_hwaccel = {
.name = "h264_qsv",
.type = AVMEDIA_TYPE_VIDEO,
.pix_fmt = AV_PIX_FMT_QSV,
};
-#define OFFSET(x) offsetof(QSVH264Context, x)
-#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
static const AVOption options[] = {
{ "async_depth", "Internal parallelization depth, the higher the value the higher the latency.", OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 0, INT_MAX, VD },
{ NULL },
AVCodec ff_h264_qsv_decoder = {
.name = "h264_qsv",
.long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (Intel Quick Sync Video acceleration)"),
- .priv_data_size = sizeof(QSVH264Context),
+ .priv_data_size = sizeof(QSVH2645Context),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_H264,
.init = qsv_decode_init,
.capabilities = CODEC_CAP_DELAY,
.priv_class = &class,
};
+#endif