#include "avcodec.h"
#include "internal.h"
+#include "qsv.h"
+#include "qsv_internal.h"
#include "qsvdec.h"
-int ff_qsv_error(int mfx_err)
-{
- switch (mfx_err) {
- case MFX_ERR_NONE:
- return 0;
- case MFX_ERR_MEMORY_ALLOC:
- case MFX_ERR_NOT_ENOUGH_BUFFER:
- return AVERROR(ENOMEM);
- case MFX_ERR_INVALID_HANDLE:
- return AVERROR(EINVAL);
- case MFX_ERR_DEVICE_FAILED:
- case MFX_ERR_DEVICE_LOST:
- case MFX_ERR_LOCK_MEMORY:
- return AVERROR(EIO);
- case MFX_ERR_NULL_PTR:
- case MFX_ERR_UNDEFINED_BEHAVIOR:
- case MFX_ERR_NOT_INITIALIZED:
- return AVERROR_BUG;
- case MFX_ERR_UNSUPPORTED:
- case MFX_ERR_NOT_FOUND:
- return AVERROR(ENOSYS);
- case MFX_ERR_MORE_DATA:
- case MFX_ERR_MORE_SURFACE:
- case MFX_ERR_MORE_BITSTREAM:
- return AVERROR(EAGAIN);
- case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM:
- case MFX_ERR_INVALID_VIDEO_PARAM:
- return AVERROR(EINVAL);
- case MFX_ERR_ABORTED:
- case MFX_ERR_UNKNOWN:
- default:
- return AVERROR_UNKNOWN;
- }
-}
-
int ff_qsv_map_pixfmt(enum AVPixelFormat format)
{
switch (format) {
}
}
-static int codec_id_to_mfx(enum AVCodecID codec_id)
-{
- switch (codec_id) {
- case AV_CODEC_ID_H264:
- return MFX_CODEC_AVC;
- case AV_CODEC_ID_MPEG1VIDEO:
- case AV_CODEC_ID_MPEG2VIDEO:
- return MFX_CODEC_MPEG2;
- case AV_CODEC_ID_VC1:
- return MFX_CODEC_VC1;
- default:
- break;
- }
-
- return AVERROR(ENOSYS);
-}
-
static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession session)
{
if (!session) {
if (!q->internal_session) {
- mfxIMPL impl = MFX_IMPL_AUTO_ANY;
- mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
-
- const char *desc;
- int ret;
-
- ret = MFXInit(impl, &ver, &q->internal_session);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
- return ff_qsv_error(ret);
- }
-
- MFXQueryIMPL(q->internal_session, &impl);
-
- switch (MFX_IMPL_BASETYPE(impl)) {
- case MFX_IMPL_SOFTWARE:
- desc = "software";
- break;
- case MFX_IMPL_HARDWARE:
- case MFX_IMPL_HARDWARE2:
- case MFX_IMPL_HARDWARE3:
- case MFX_IMPL_HARDWARE4:
- desc = "hardware accelerated";
- break;
- default:
- desc = "unknown";
- }
-
- av_log(avctx, AV_LOG_VERBOSE,
- "Initialized an internal MFX session using %s implementation\n",
- desc);
+ int ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
+ q->load_plugins);
+ if (ret < 0)
+ return ret;
}
q->session = q->internal_session;
return 0;
}
-int ff_qsv_init(AVCodecContext *avctx, QSVContext *q, mfxSession session)
+static int qsv_decode_init(AVCodecContext *avctx, QSVContext *q, mfxSession session)
{
mfxVideoParam param = { { 0 } };
int ret;
+ if (!q->async_fifo) {
+ q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
+ (sizeof(mfxSyncPoint) + sizeof(QSVFrame*)));
+ if (!q->async_fifo)
+ return AVERROR(ENOMEM);
+ }
+
ret = qsv_init_session(avctx, q, session);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an MFX session\n");
}
- ret = codec_id_to_mfx(avctx->codec_id);
+ ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
if (ret < 0)
return ret;
{
QSVFrame *cur = q->work_frames;
while (cur) {
- if (cur->surface && !cur->surface->Data.Locked) {
+ if (cur->surface && !cur->surface->Data.Locked && !cur->queued) {
cur->surface = NULL;
av_frame_unref(cur->frame);
}
return 0;
}
-static AVFrame *find_frame(QSVContext *q, mfxFrameSurface1 *surf)
+static QSVFrame *find_frame(QSVContext *q, mfxFrameSurface1 *surf)
{
QSVFrame *cur = q->work_frames;
while (cur) {
if (surf == cur->surface)
- return cur->frame;
+ return cur;
cur = cur->next;
}
return NULL;
}
-int ff_qsv_decode(AVCodecContext *avctx, QSVContext *q,
- AVFrame *frame, int *got_frame,
- AVPacket *avpkt)
+static int qsv_decode(AVCodecContext *avctx, QSVContext *q,
+ AVFrame *frame, int *got_frame,
+ AVPacket *avpkt)
{
+ QSVFrame *out_frame;
mfxFrameSurface1 *insurf;
mfxFrameSurface1 *outsurf;
mfxSyncPoint sync;
return ff_qsv_error(ret);
}
- if (sync) {
- AVFrame *src_frame;
+ /* make sure we do not enter an infinite loop if the SDK
+ * did not consume any data and did not return anything */
+ if (!sync && !bs.DataOffset) {
+ av_log(avctx, AV_LOG_WARNING, "A decode call did not consume any data\n");
+ bs.DataOffset = avpkt->size;
+ }
- MFXVideoCORE_SyncOperation(q->session, sync, 60000);
+ if (sync) {
+ QSVFrame *out_frame = find_frame(q, outsurf);
- src_frame = find_frame(q, outsurf);
- if (!src_frame) {
+ if (!out_frame) {
av_log(avctx, AV_LOG_ERROR,
"The returned surface does not correspond to any frame\n");
return AVERROR_BUG;
}
+ out_frame->queued = 1;
+ av_fifo_generic_write(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
+ av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
+ }
+
+ if (!av_fifo_space(q->async_fifo) ||
+ (!avpkt->size && av_fifo_size(q->async_fifo))) {
+ AVFrame *src_frame;
+
+ av_fifo_generic_read(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
+ av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
+ out_frame->queued = 0;
+
+ MFXVideoCORE_SyncOperation(q->session, sync, 60000);
+
+ src_frame = out_frame->frame;
+
ret = av_frame_ref(frame, src_frame);
if (ret < 0)
return ret;
+ outsurf = out_frame->surface;
+
frame->pkt_pts = frame->pts = outsurf->Data.TimeStamp;
frame->repeat_pict =
return bs.DataOffset;
}
-int ff_qsv_close(QSVContext *q)
+int ff_qsv_decode_close(QSVContext *q)
{
QSVFrame *cur = q->work_frames;
+ if (q->session)
+ MFXVideoDECODE_Close(q->session);
+
while (cur) {
q->work_frames = cur->next;
av_frame_free(&cur->frame);
cur = q->work_frames;
}
+ av_fifo_free(q->async_fifo);
+ q->async_fifo = NULL;
+
+ av_parser_close(q->parser);
+ avcodec_free_context(&q->avctx_internal);
+
if (q->internal_session)
MFXClose(q->internal_session);
return 0;
}
+
+int ff_qsv_process_data(AVCodecContext *avctx, QSVContext *q,
+ AVFrame *frame, int *got_frame, AVPacket *pkt)
+{
+ uint8_t *dummy_data;
+ int dummy_size;
+ int ret;
+
+ if (!q->avctx_internal) {
+ q->avctx_internal = avcodec_alloc_context3(NULL);
+ if (!q->avctx_internal)
+ return AVERROR(ENOMEM);
+
+ if (avctx->extradata) {
+ q->avctx_internal->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
+ if (!q->avctx_internal->extradata)
+ return AVERROR(ENOMEM);
+
+ memcpy(q->avctx_internal->extradata, avctx->extradata,
+ avctx->extradata_size);
+ q->avctx_internal->extradata_size = avctx->extradata_size;
+ }
+
+ q->parser = av_parser_init(avctx->codec_id);
+ if (!q->parser)
+ return AVERROR(ENOMEM);
+
+ q->parser->flags |= PARSER_FLAG_COMPLETE_FRAMES;
+ q->orig_pix_fmt = AV_PIX_FMT_NONE;
+ }
+
+ if (!pkt->size)
+ return qsv_decode(avctx, q, frame, got_frame, pkt);
+
+ /* we assume the packets are already split properly and want
+ * just the codec parameters here */
+ av_parser_parse2(q->parser, q->avctx_internal,
+ &dummy_data, &dummy_size,
+ pkt->data, pkt->size, pkt->pts, pkt->dts,
+ pkt->pos);
+
+ /* TODO: flush delayed frames on reinit */
+ if (q->parser->format != q->orig_pix_fmt ||
+ q->parser->coded_width != avctx->coded_width ||
+ q->parser->coded_height != avctx->coded_height) {
+ mfxSession session = NULL;
+
+ enum AVPixelFormat pix_fmts[3] = { AV_PIX_FMT_QSV,
+ AV_PIX_FMT_NONE,
+ AV_PIX_FMT_NONE };
+ enum AVPixelFormat qsv_format;
+
+ qsv_format = ff_qsv_map_pixfmt(q->parser->format);
+ if (qsv_format < 0) {
+ av_log(avctx, AV_LOG_ERROR,
+ "Only 8-bit YUV420 streams are supported.\n");
+ ret = AVERROR(ENOSYS);
+ goto reinit_fail;
+ }
+
+ q->orig_pix_fmt = q->parser->format;
+ avctx->pix_fmt = pix_fmts[1] = qsv_format;
+ avctx->width = q->parser->width;
+ avctx->height = q->parser->height;
+ avctx->coded_width = q->parser->coded_width;
+ avctx->coded_height = q->parser->coded_height;
+ avctx->level = q->avctx_internal->level;
+ avctx->profile = q->avctx_internal->profile;
+
+ ret = ff_get_format(avctx, pix_fmts);
+ if (ret < 0)
+ goto reinit_fail;
+
+ avctx->pix_fmt = ret;
+
+ if (avctx->hwaccel_context) {
+ AVQSVContext *user_ctx = avctx->hwaccel_context;
+ session = user_ctx->session;
+ q->iopattern = user_ctx->iopattern;
+ q->ext_buffers = user_ctx->ext_buffers;
+ q->nb_ext_buffers = user_ctx->nb_ext_buffers;
+ }
+
+ ret = qsv_decode_init(avctx, q, session);
+ if (ret < 0)
+ goto reinit_fail;
+ }
+
+ return qsv_decode(avctx, q, frame, got_frame, pkt);
+
+reinit_fail:
+ q->orig_pix_fmt = q->parser->format = avctx->pix_fmt = AV_PIX_FMT_NONE;
+ return ret;
+}
+
+void ff_qsv_decode_flush(AVCodecContext *avctx, QSVContext *q)
+{
+ q->orig_pix_fmt = AV_PIX_FMT_NONE;
+}
projects / ffmpeg / blobdiff