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1561 lines
52 KiB
1561 lines
52 KiB
/* |
|
* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
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#include <inttypes.h> |
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#include <string.h> |
|
|
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#include "libavutil/avassert.h" |
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#include "libavutil/common.h" |
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#include "libavutil/log.h" |
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#include "libavutil/pixdesc.h" |
|
|
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#include "vaapi_encode.h" |
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#include "avcodec.h" |
|
|
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static const char * const picture_type_name[] = { "IDR", "I", "P", "B" }; |
|
|
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static int vaapi_encode_make_packed_header(AVCodecContext *avctx, |
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VAAPIEncodePicture *pic, |
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int type, char *data, size_t bit_len) |
|
{ |
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VAAPIEncodeContext *ctx = avctx->priv_data; |
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VAStatus vas; |
|
VABufferID param_buffer, data_buffer; |
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VAEncPackedHeaderParameterBuffer params = { |
|
.type = type, |
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.bit_length = bit_len, |
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.has_emulation_bytes = 1, |
|
}; |
|
|
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av_assert0(pic->nb_param_buffers + 2 <= MAX_PARAM_BUFFERS); |
|
|
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vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, |
|
VAEncPackedHeaderParameterBufferType, |
|
sizeof(params), 1, ¶ms, ¶m_buffer); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer " |
|
"for packed header (type %d): %d (%s).\n", |
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type, vas, vaErrorStr(vas)); |
|
return AVERROR(EIO); |
|
} |
|
pic->param_buffers[pic->nb_param_buffers++] = param_buffer; |
|
|
|
vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, |
|
VAEncPackedHeaderDataBufferType, |
|
(bit_len + 7) / 8, 1, data, &data_buffer); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create data buffer " |
|
"for packed header (type %d): %d (%s).\n", |
|
type, vas, vaErrorStr(vas)); |
|
return AVERROR(EIO); |
|
} |
|
pic->param_buffers[pic->nb_param_buffers++] = data_buffer; |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Packed header buffer (%d) is %#x/%#x " |
|
"(%zu bits).\n", type, param_buffer, data_buffer, bit_len); |
|
return 0; |
|
} |
|
|
|
static int vaapi_encode_make_param_buffer(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic, |
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int type, char *data, size_t len) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAStatus vas; |
|
VABufferID buffer; |
|
|
|
av_assert0(pic->nb_param_buffers + 1 <= MAX_PARAM_BUFFERS); |
|
|
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vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, |
|
type, len, 1, data, &buffer); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer " |
|
"(type %d): %d (%s).\n", type, vas, vaErrorStr(vas)); |
|
return AVERROR(EIO); |
|
} |
|
pic->param_buffers[pic->nb_param_buffers++] = buffer; |
|
|
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av_log(avctx, AV_LOG_DEBUG, "Param buffer (%d) is %#x.\n", |
|
type, buffer); |
|
return 0; |
|
} |
|
|
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static int vaapi_encode_wait(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAStatus vas; |
|
|
|
av_assert0(pic->encode_issued); |
|
|
|
if (pic->encode_complete) { |
|
// Already waited for this picture. |
|
return 0; |
|
} |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Sync to pic %"PRId64"/%"PRId64" " |
|
"(input surface %#x).\n", pic->display_order, |
|
pic->encode_order, pic->input_surface); |
|
|
|
vas = vaSyncSurface(ctx->hwctx->display, pic->input_surface); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to sync to picture completion: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
return AVERROR(EIO); |
|
} |
|
|
|
// Input is definitely finished with now. |
|
av_frame_free(&pic->input_image); |
|
|
|
pic->encode_complete = 1; |
|
return 0; |
|
} |
|
|
|
static int vaapi_encode_issue(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodeSlice *slice; |
|
VAStatus vas; |
|
int err, i; |
|
char data[MAX_PARAM_BUFFER_SIZE]; |
|
size_t bit_len; |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Issuing encode for pic %"PRId64"/%"PRId64" " |
|
"as type %s.\n", pic->display_order, pic->encode_order, |
|
picture_type_name[pic->type]); |
|
if (pic->nb_refs == 0) { |
|
av_log(avctx, AV_LOG_DEBUG, "No reference pictures.\n"); |
|
} else { |
|
av_log(avctx, AV_LOG_DEBUG, "Refers to:"); |
|
for (i = 0; i < pic->nb_refs; i++) { |
|
av_log(avctx, AV_LOG_DEBUG, " %"PRId64"/%"PRId64, |
|
pic->refs[i]->display_order, pic->refs[i]->encode_order); |
|
} |
|
av_log(avctx, AV_LOG_DEBUG, ".\n"); |
|
} |
|
|
|
av_assert0(pic->input_available && !pic->encode_issued); |
|
for (i = 0; i < pic->nb_refs; i++) { |
|
av_assert0(pic->refs[i]); |
|
// If we are serialised then the references must have already |
|
// completed. If not, they must have been issued but need not |
|
// have completed yet. |
|
if (ctx->issue_mode == ISSUE_MODE_SERIALISE_EVERYTHING) |
|
av_assert0(pic->refs[i]->encode_complete); |
|
else |
|
av_assert0(pic->refs[i]->encode_issued); |
|
} |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Input surface is %#x.\n", pic->input_surface); |
|
|
|
pic->recon_image = av_frame_alloc(); |
|
if (!pic->recon_image) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
|
|
err = av_hwframe_get_buffer(ctx->recon_frames_ref, pic->recon_image, 0); |
|
if (err < 0) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
pic->recon_surface = (VASurfaceID)(uintptr_t)pic->recon_image->data[3]; |
|
av_log(avctx, AV_LOG_DEBUG, "Recon surface is %#x.\n", pic->recon_surface); |
|
|
|
pic->output_buffer_ref = av_buffer_pool_get(ctx->output_buffer_pool); |
|
if (!pic->output_buffer_ref) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
pic->output_buffer = (VABufferID)(uintptr_t)pic->output_buffer_ref->data; |
|
av_log(avctx, AV_LOG_DEBUG, "Output buffer is %#x.\n", |
|
pic->output_buffer); |
|
|
|
if (ctx->codec->picture_params_size > 0) { |
|
pic->codec_picture_params = av_malloc(ctx->codec->picture_params_size); |
|
if (!pic->codec_picture_params) |
|
goto fail; |
|
memcpy(pic->codec_picture_params, ctx->codec_picture_params, |
|
ctx->codec->picture_params_size); |
|
} else { |
|
av_assert0(!ctx->codec_picture_params); |
|
} |
|
|
|
pic->nb_param_buffers = 0; |
|
|
|
if (pic->encode_order == 0) { |
|
// Global parameter buffers are set on the first picture only. |
|
|
|
for (i = 0; i < ctx->nb_global_params; i++) { |
|
err = vaapi_encode_make_param_buffer(avctx, pic, |
|
VAEncMiscParameterBufferType, |
|
(char*)ctx->global_params[i], |
|
ctx->global_params_size[i]); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
} |
|
|
|
if (pic->type == PICTURE_TYPE_IDR && ctx->codec->init_sequence_params) { |
|
err = vaapi_encode_make_param_buffer(avctx, pic, |
|
VAEncSequenceParameterBufferType, |
|
ctx->codec_sequence_params, |
|
ctx->codec->sequence_params_size); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (ctx->codec->init_picture_params) { |
|
err = ctx->codec->init_picture_params(avctx, pic); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to initialise picture " |
|
"parameters: %d.\n", err); |
|
goto fail; |
|
} |
|
err = vaapi_encode_make_param_buffer(avctx, pic, |
|
VAEncPictureParameterBufferType, |
|
pic->codec_picture_params, |
|
ctx->codec->picture_params_size); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (pic->type == PICTURE_TYPE_IDR) { |
|
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE && |
|
ctx->codec->write_sequence_header) { |
|
bit_len = 8 * sizeof(data); |
|
err = ctx->codec->write_sequence_header(avctx, data, &bit_len); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write per-sequence " |
|
"header: %d.\n", err); |
|
goto fail; |
|
} |
|
err = vaapi_encode_make_packed_header(avctx, pic, |
|
ctx->codec->sequence_header_type, |
|
data, bit_len); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
} |
|
|
|
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_PICTURE && |
|
ctx->codec->write_picture_header) { |
|
bit_len = 8 * sizeof(data); |
|
err = ctx->codec->write_picture_header(avctx, pic, data, &bit_len); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write per-picture " |
|
"header: %d.\n", err); |
|
goto fail; |
|
} |
|
err = vaapi_encode_make_packed_header(avctx, pic, |
|
ctx->codec->picture_header_type, |
|
data, bit_len); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (ctx->codec->write_extra_buffer) { |
|
for (i = 0;; i++) { |
|
size_t len = sizeof(data); |
|
int type; |
|
err = ctx->codec->write_extra_buffer(avctx, pic, i, &type, |
|
data, &len); |
|
if (err == AVERROR_EOF) |
|
break; |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write extra " |
|
"buffer %d: %d.\n", i, err); |
|
goto fail; |
|
} |
|
|
|
err = vaapi_encode_make_param_buffer(avctx, pic, type, |
|
data, len); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
} |
|
|
|
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_MISC && |
|
ctx->codec->write_extra_header) { |
|
for (i = 0;; i++) { |
|
int type; |
|
bit_len = 8 * sizeof(data); |
|
err = ctx->codec->write_extra_header(avctx, pic, i, &type, |
|
data, &bit_len); |
|
if (err == AVERROR_EOF) |
|
break; |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write extra " |
|
"header %d: %d.\n", i, err); |
|
goto fail; |
|
} |
|
|
|
err = vaapi_encode_make_packed_header(avctx, pic, type, |
|
data, bit_len); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
} |
|
|
|
av_assert0(pic->nb_slices <= MAX_PICTURE_SLICES); |
|
for (i = 0; i < pic->nb_slices; i++) { |
|
slice = av_mallocz(sizeof(*slice)); |
|
if (!slice) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
slice->index = i; |
|
pic->slices[i] = slice; |
|
|
|
if (ctx->codec->slice_params_size > 0) { |
|
slice->codec_slice_params = av_mallocz(ctx->codec->slice_params_size); |
|
if (!slice->codec_slice_params) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
} |
|
|
|
if (ctx->codec->init_slice_params) { |
|
err = ctx->codec->init_slice_params(avctx, pic, slice); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to initalise slice " |
|
"parameters: %d.\n", err); |
|
goto fail; |
|
} |
|
} |
|
|
|
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SLICE && |
|
ctx->codec->write_slice_header) { |
|
bit_len = 8 * sizeof(data); |
|
err = ctx->codec->write_slice_header(avctx, pic, slice, |
|
data, &bit_len); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write per-slice " |
|
"header: %d.\n", err); |
|
goto fail; |
|
} |
|
err = vaapi_encode_make_packed_header(avctx, pic, |
|
ctx->codec->slice_header_type, |
|
data, bit_len); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (ctx->codec->init_slice_params) { |
|
err = vaapi_encode_make_param_buffer(avctx, pic, |
|
VAEncSliceParameterBufferType, |
|
slice->codec_slice_params, |
|
ctx->codec->slice_params_size); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
} |
|
|
|
vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context, |
|
pic->input_surface); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to begin picture encode issue: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail_with_picture; |
|
} |
|
|
|
vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context, |
|
pic->param_buffers, pic->nb_param_buffers); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to upload encode parameters: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail_with_picture; |
|
} |
|
|
|
vas = vaEndPicture(ctx->hwctx->display, ctx->va_context); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to end picture encode issue: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
// vaRenderPicture() has been called here, so we should not destroy |
|
// the parameter buffers unless separate destruction is required. |
|
if (HAVE_VAAPI_1 || ctx->hwctx->driver_quirks & |
|
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) |
|
goto fail; |
|
else |
|
goto fail_at_end; |
|
} |
|
|
|
if (HAVE_VAAPI_1 || ctx->hwctx->driver_quirks & |
|
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) { |
|
for (i = 0; i < pic->nb_param_buffers; i++) { |
|
vas = vaDestroyBuffer(ctx->hwctx->display, |
|
pic->param_buffers[i]); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to destroy " |
|
"param buffer %#x: %d (%s).\n", |
|
pic->param_buffers[i], vas, vaErrorStr(vas)); |
|
// And ignore. |
|
} |
|
} |
|
} |
|
|
|
pic->encode_issued = 1; |
|
|
|
if (ctx->issue_mode == ISSUE_MODE_SERIALISE_EVERYTHING) |
|
return vaapi_encode_wait(avctx, pic); |
|
else |
|
return 0; |
|
|
|
fail_with_picture: |
|
vaEndPicture(ctx->hwctx->display, ctx->va_context); |
|
fail: |
|
for(i = 0; i < pic->nb_param_buffers; i++) |
|
vaDestroyBuffer(ctx->hwctx->display, pic->param_buffers[i]); |
|
fail_at_end: |
|
av_freep(&pic->codec_picture_params); |
|
av_frame_free(&pic->recon_image); |
|
av_buffer_unref(&pic->output_buffer_ref); |
|
pic->output_buffer = VA_INVALID_ID; |
|
return err; |
|
} |
|
|
|
static int vaapi_encode_output(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic, AVPacket *pkt) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VACodedBufferSegment *buf_list, *buf; |
|
VAStatus vas; |
|
int err; |
|
|
|
err = vaapi_encode_wait(avctx, pic); |
|
if (err < 0) |
|
return err; |
|
|
|
buf_list = NULL; |
|
vas = vaMapBuffer(ctx->hwctx->display, pic->output_buffer, |
|
(void**)&buf_list); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to map output buffers: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail; |
|
} |
|
|
|
for (buf = buf_list; buf; buf = buf->next) { |
|
av_log(avctx, AV_LOG_DEBUG, "Output buffer: %u bytes " |
|
"(status %08x).\n", buf->size, buf->status); |
|
|
|
err = av_new_packet(pkt, buf->size); |
|
if (err < 0) |
|
goto fail_mapped; |
|
|
|
memcpy(pkt->data, buf->buf, buf->size); |
|
} |
|
|
|
if (pic->type == PICTURE_TYPE_IDR) |
|
pkt->flags |= AV_PKT_FLAG_KEY; |
|
|
|
pkt->pts = pic->pts; |
|
|
|
vas = vaUnmapBuffer(ctx->hwctx->display, pic->output_buffer); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to unmap output buffers: " |
|
"%d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail; |
|
} |
|
|
|
av_buffer_unref(&pic->output_buffer_ref); |
|
pic->output_buffer = VA_INVALID_ID; |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Output read for pic %"PRId64"/%"PRId64".\n", |
|
pic->display_order, pic->encode_order); |
|
return 0; |
|
|
|
fail_mapped: |
|
vaUnmapBuffer(ctx->hwctx->display, pic->output_buffer); |
|
fail: |
|
av_buffer_unref(&pic->output_buffer_ref); |
|
pic->output_buffer = VA_INVALID_ID; |
|
return err; |
|
} |
|
|
|
static int vaapi_encode_discard(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic) |
|
{ |
|
vaapi_encode_wait(avctx, pic); |
|
|
|
if (pic->output_buffer_ref) { |
|
av_log(avctx, AV_LOG_DEBUG, "Discard output for pic " |
|
"%"PRId64"/%"PRId64".\n", |
|
pic->display_order, pic->encode_order); |
|
|
|
av_buffer_unref(&pic->output_buffer_ref); |
|
pic->output_buffer = VA_INVALID_ID; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static VAAPIEncodePicture *vaapi_encode_alloc(void) |
|
{ |
|
VAAPIEncodePicture *pic; |
|
|
|
pic = av_mallocz(sizeof(*pic)); |
|
if (!pic) |
|
return NULL; |
|
|
|
pic->input_surface = VA_INVALID_ID; |
|
pic->recon_surface = VA_INVALID_ID; |
|
pic->output_buffer = VA_INVALID_ID; |
|
|
|
return pic; |
|
} |
|
|
|
static int vaapi_encode_free(AVCodecContext *avctx, |
|
VAAPIEncodePicture *pic) |
|
{ |
|
int i; |
|
|
|
if (pic->encode_issued) |
|
vaapi_encode_discard(avctx, pic); |
|
|
|
for (i = 0; i < pic->nb_slices; i++) { |
|
av_freep(&pic->slices[i]->priv_data); |
|
av_freep(&pic->slices[i]->codec_slice_params); |
|
av_freep(&pic->slices[i]); |
|
} |
|
av_freep(&pic->codec_picture_params); |
|
|
|
av_frame_free(&pic->input_image); |
|
av_frame_free(&pic->recon_image); |
|
|
|
// Output buffer should already be destroyed. |
|
av_assert0(pic->output_buffer == VA_INVALID_ID); |
|
|
|
av_freep(&pic->priv_data); |
|
av_freep(&pic->codec_picture_params); |
|
|
|
av_free(pic); |
|
|
|
return 0; |
|
} |
|
|
|
static int vaapi_encode_step(AVCodecContext *avctx, |
|
VAAPIEncodePicture *target) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *pic; |
|
int i, err; |
|
|
|
if (ctx->issue_mode == ISSUE_MODE_SERIALISE_EVERYTHING || |
|
ctx->issue_mode == ISSUE_MODE_MINIMISE_LATENCY) { |
|
// These two modes are equivalent, except that we wait for |
|
// immediate completion on each operation if serialised. |
|
|
|
if (!target) { |
|
// No target, nothing to do yet. |
|
return 0; |
|
} |
|
|
|
if (target->encode_complete) { |
|
// Already done. |
|
return 0; |
|
} |
|
|
|
pic = target; |
|
for (i = 0; i < pic->nb_refs; i++) { |
|
if (!pic->refs[i]->encode_complete) { |
|
err = vaapi_encode_step(avctx, pic->refs[i]); |
|
if (err < 0) |
|
return err; |
|
} |
|
} |
|
|
|
err = vaapi_encode_issue(avctx, pic); |
|
if (err < 0) |
|
return err; |
|
|
|
} else if (ctx->issue_mode == ISSUE_MODE_MAXIMISE_THROUGHPUT) { |
|
int activity; |
|
|
|
// Run through the list of all available pictures repeatedly |
|
// and issue the first one found which has all dependencies |
|
// available (including previously-issued but not necessarily |
|
// completed pictures). |
|
do { |
|
activity = 0; |
|
for (pic = ctx->pic_start; pic; pic = pic->next) { |
|
if (!pic->input_available || pic->encode_issued) |
|
continue; |
|
for (i = 0; i < pic->nb_refs; i++) { |
|
if (!pic->refs[i]->encode_issued) |
|
break; |
|
} |
|
if (i < pic->nb_refs) |
|
continue; |
|
err = vaapi_encode_issue(avctx, pic); |
|
if (err < 0) |
|
return err; |
|
activity = 1; |
|
// Start again from the beginning of the list, |
|
// because issuing this picture may have satisfied |
|
// forward dependencies of earlier ones. |
|
break; |
|
} |
|
} while(activity); |
|
|
|
// If we had a defined target for this step then it will |
|
// always have been issued by now. |
|
if (target) { |
|
av_assert0(target->encode_issued && "broken dependencies?"); |
|
} |
|
|
|
} else { |
|
av_assert0(0); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int vaapi_encode_get_next(AVCodecContext *avctx, |
|
VAAPIEncodePicture **pic_out) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *start, *end, *pic; |
|
int i; |
|
|
|
for (pic = ctx->pic_start; pic; pic = pic->next) { |
|
if (pic->next) |
|
av_assert0(pic->display_order + 1 == pic->next->display_order); |
|
if (pic->display_order == ctx->input_order) { |
|
*pic_out = pic; |
|
return 0; |
|
} |
|
} |
|
|
|
pic = vaapi_encode_alloc(); |
|
if (!pic) |
|
return AVERROR(ENOMEM); |
|
|
|
if (ctx->input_order == 0 || ctx->force_idr || |
|
ctx->gop_counter >= avctx->gop_size) { |
|
pic->type = PICTURE_TYPE_IDR; |
|
ctx->force_idr = 0; |
|
ctx->gop_counter = 1; |
|
ctx->p_counter = 0; |
|
} else if (ctx->p_counter >= ctx->p_per_i) { |
|
pic->type = PICTURE_TYPE_I; |
|
++ctx->gop_counter; |
|
ctx->p_counter = 0; |
|
} else { |
|
pic->type = PICTURE_TYPE_P; |
|
pic->refs[0] = ctx->pic_end; |
|
pic->nb_refs = 1; |
|
++ctx->gop_counter; |
|
++ctx->p_counter; |
|
} |
|
start = end = pic; |
|
|
|
if (pic->type != PICTURE_TYPE_IDR) { |
|
// If that was not an IDR frame, add B-frames display-before and |
|
// encode-after it, but not exceeding the GOP size. |
|
|
|
for (i = 0; i < ctx->b_per_p && |
|
ctx->gop_counter < avctx->gop_size; i++) { |
|
pic = vaapi_encode_alloc(); |
|
if (!pic) |
|
goto fail; |
|
|
|
pic->type = PICTURE_TYPE_B; |
|
pic->refs[0] = ctx->pic_end; |
|
pic->refs[1] = end; |
|
pic->nb_refs = 2; |
|
|
|
pic->next = start; |
|
pic->display_order = ctx->input_order + ctx->b_per_p - i - 1; |
|
pic->encode_order = pic->display_order + 1; |
|
start = pic; |
|
|
|
++ctx->gop_counter; |
|
} |
|
} |
|
|
|
if (ctx->input_order == 0) { |
|
pic->display_order = 0; |
|
pic->encode_order = 0; |
|
|
|
ctx->pic_start = ctx->pic_end = pic; |
|
|
|
} else { |
|
for (i = 0, pic = start; pic; i++, pic = pic->next) { |
|
pic->display_order = ctx->input_order + i; |
|
if (end->type == PICTURE_TYPE_IDR) |
|
pic->encode_order = ctx->input_order + i; |
|
else if (pic == end) |
|
pic->encode_order = ctx->input_order; |
|
else |
|
pic->encode_order = ctx->input_order + i + 1; |
|
} |
|
|
|
av_assert0(ctx->pic_end); |
|
ctx->pic_end->next = start; |
|
ctx->pic_end = end; |
|
} |
|
*pic_out = start; |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Pictures:"); |
|
for (pic = ctx->pic_start; pic; pic = pic->next) { |
|
av_log(avctx, AV_LOG_DEBUG, " %s (%"PRId64"/%"PRId64")", |
|
picture_type_name[pic->type], |
|
pic->display_order, pic->encode_order); |
|
} |
|
av_log(avctx, AV_LOG_DEBUG, "\n"); |
|
|
|
return 0; |
|
|
|
fail: |
|
while (start) { |
|
pic = start->next; |
|
vaapi_encode_free(avctx, start); |
|
start = pic; |
|
} |
|
return AVERROR(ENOMEM); |
|
} |
|
|
|
static int vaapi_encode_truncate_gop(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *pic, *last_pic, *next; |
|
|
|
// Find the last picture we actually have input for. |
|
for (pic = ctx->pic_start; pic; pic = pic->next) { |
|
if (!pic->input_available) |
|
break; |
|
last_pic = pic; |
|
} |
|
|
|
if (pic) { |
|
av_assert0(last_pic); |
|
|
|
if (last_pic->type == PICTURE_TYPE_B) { |
|
// Some fixing up is required. Change the type of this |
|
// picture to P, then modify preceding B references which |
|
// point beyond it to point at it instead. |
|
|
|
last_pic->type = PICTURE_TYPE_P; |
|
last_pic->encode_order = last_pic->refs[1]->encode_order; |
|
|
|
for (pic = ctx->pic_start; pic != last_pic; pic = pic->next) { |
|
if (pic->type == PICTURE_TYPE_B && |
|
pic->refs[1] == last_pic->refs[1]) |
|
pic->refs[1] = last_pic; |
|
} |
|
|
|
last_pic->nb_refs = 1; |
|
last_pic->refs[1] = NULL; |
|
} else { |
|
// We can use the current structure (no references point |
|
// beyond the end), but there are unused pics to discard. |
|
} |
|
|
|
// Discard all following pics, they will never be used. |
|
for (pic = last_pic->next; pic; pic = next) { |
|
next = pic->next; |
|
vaapi_encode_free(avctx, pic); |
|
} |
|
|
|
last_pic->next = NULL; |
|
ctx->pic_end = last_pic; |
|
|
|
} else { |
|
// Input is available for all pictures, so we don't need to |
|
// mangle anything. |
|
} |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Pictures ending truncated GOP:"); |
|
for (pic = ctx->pic_start; pic; pic = pic->next) { |
|
av_log(avctx, AV_LOG_DEBUG, " %s (%"PRId64"/%"PRId64")", |
|
picture_type_name[pic->type], |
|
pic->display_order, pic->encode_order); |
|
} |
|
av_log(avctx, AV_LOG_DEBUG, "\n"); |
|
|
|
return 0; |
|
} |
|
|
|
static int vaapi_encode_clear_old(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *pic, *old; |
|
int i; |
|
|
|
while (ctx->pic_start != ctx->pic_end) { |
|
old = ctx->pic_start; |
|
if (old->encode_order > ctx->output_order) |
|
break; |
|
|
|
for (pic = old->next; pic; pic = pic->next) { |
|
if (pic->encode_complete) |
|
continue; |
|
for (i = 0; i < pic->nb_refs; i++) { |
|
if (pic->refs[i] == old) { |
|
// We still need this picture because it's referred to |
|
// directly by a later one, so it and all following |
|
// pictures have to stay. |
|
return 0; |
|
} |
|
} |
|
} |
|
|
|
pic = ctx->pic_start; |
|
ctx->pic_start = pic->next; |
|
vaapi_encode_free(avctx, pic); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
int ff_vaapi_encode2(AVCodecContext *avctx, AVPacket *pkt, |
|
const AVFrame *input_image, int *got_packet) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *pic; |
|
int err; |
|
|
|
if (input_image) { |
|
av_log(avctx, AV_LOG_DEBUG, "Encode frame: %ux%u (%"PRId64").\n", |
|
input_image->width, input_image->height, input_image->pts); |
|
|
|
if (input_image->pict_type == AV_PICTURE_TYPE_I) { |
|
err = vaapi_encode_truncate_gop(avctx); |
|
if (err < 0) |
|
goto fail; |
|
ctx->force_idr = 1; |
|
} |
|
|
|
err = vaapi_encode_get_next(avctx, &pic); |
|
if (err) { |
|
av_log(avctx, AV_LOG_ERROR, "Input setup failed: %d.\n", err); |
|
return err; |
|
} |
|
|
|
pic->input_image = av_frame_alloc(); |
|
if (!pic->input_image) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
err = av_frame_ref(pic->input_image, input_image); |
|
if (err < 0) |
|
goto fail; |
|
pic->input_surface = (VASurfaceID)(uintptr_t)input_image->data[3]; |
|
pic->pts = input_image->pts; |
|
|
|
if (ctx->input_order == 0) |
|
ctx->first_pts = pic->pts; |
|
if (ctx->input_order == ctx->decode_delay) |
|
ctx->dts_pts_diff = pic->pts - ctx->first_pts; |
|
if (ctx->output_delay > 0) |
|
ctx->ts_ring[ctx->input_order % (3 * ctx->output_delay)] = pic->pts; |
|
|
|
pic->input_available = 1; |
|
|
|
} else { |
|
if (!ctx->end_of_stream) { |
|
err = vaapi_encode_truncate_gop(avctx); |
|
if (err < 0) |
|
goto fail; |
|
ctx->end_of_stream = 1; |
|
} |
|
} |
|
|
|
++ctx->input_order; |
|
++ctx->output_order; |
|
av_assert0(ctx->output_order + ctx->output_delay + 1 == ctx->input_order); |
|
|
|
for (pic = ctx->pic_start; pic; pic = pic->next) |
|
if (pic->encode_order == ctx->output_order) |
|
break; |
|
|
|
// pic can be null here if we don't have a specific target in this |
|
// iteration. We might still issue encodes if things can be overlapped, |
|
// even though we don't intend to output anything. |
|
|
|
err = vaapi_encode_step(avctx, pic); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Encode failed: %d.\n", err); |
|
goto fail; |
|
} |
|
|
|
if (!pic) { |
|
*got_packet = 0; |
|
} else { |
|
err = vaapi_encode_output(avctx, pic, pkt); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Output failed: %d.\n", err); |
|
goto fail; |
|
} |
|
|
|
if (ctx->output_delay == 0) { |
|
pkt->dts = pkt->pts; |
|
} else if (ctx->output_order < ctx->decode_delay) { |
|
if (ctx->ts_ring[ctx->output_order] < INT64_MIN + ctx->dts_pts_diff) |
|
pkt->dts = INT64_MIN; |
|
else |
|
pkt->dts = ctx->ts_ring[ctx->output_order] - ctx->dts_pts_diff; |
|
} else { |
|
pkt->dts = ctx->ts_ring[(ctx->output_order - ctx->decode_delay) % |
|
(3 * ctx->output_delay)]; |
|
} |
|
|
|
*got_packet = 1; |
|
} |
|
|
|
err = vaapi_encode_clear_old(avctx); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "List clearing failed: %d.\n", err); |
|
goto fail; |
|
} |
|
|
|
return 0; |
|
|
|
fail: |
|
// Unclear what to clean up on failure. There are probably some things we |
|
// could do usefully clean up here, but for now just leave them for uninit() |
|
// to do instead. |
|
return err; |
|
} |
|
|
|
static av_cold int vaapi_encode_config_attributes(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAStatus vas; |
|
int i, n, err; |
|
VAProfile *profiles = NULL; |
|
VAEntrypoint *entrypoints = NULL; |
|
VAConfigAttrib attr[] = { |
|
{ VAConfigAttribRTFormat }, |
|
{ VAConfigAttribRateControl }, |
|
{ VAConfigAttribEncMaxRefFrames }, |
|
{ VAConfigAttribEncPackedHeaders }, |
|
}; |
|
|
|
n = vaMaxNumProfiles(ctx->hwctx->display); |
|
profiles = av_malloc_array(n, sizeof(VAProfile)); |
|
if (!profiles) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
vas = vaQueryConfigProfiles(ctx->hwctx->display, profiles, &n); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(ctx, AV_LOG_ERROR, "Failed to query profiles: %d (%s).\n", |
|
vas, vaErrorStr(vas)); |
|
err = AVERROR(ENOSYS); |
|
goto fail; |
|
} |
|
for (i = 0; i < n; i++) { |
|
if (profiles[i] == ctx->va_profile) |
|
break; |
|
} |
|
if (i >= n) { |
|
av_log(ctx, AV_LOG_ERROR, "Encoding profile not found (%d).\n", |
|
ctx->va_profile); |
|
err = AVERROR(ENOSYS); |
|
goto fail; |
|
} |
|
|
|
n = vaMaxNumEntrypoints(ctx->hwctx->display); |
|
entrypoints = av_malloc_array(n, sizeof(VAEntrypoint)); |
|
if (!entrypoints) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
vas = vaQueryConfigEntrypoints(ctx->hwctx->display, ctx->va_profile, |
|
entrypoints, &n); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(ctx, AV_LOG_ERROR, "Failed to query entrypoints for " |
|
"profile %u: %d (%s).\n", ctx->va_profile, |
|
vas, vaErrorStr(vas)); |
|
err = AVERROR(ENOSYS); |
|
goto fail; |
|
} |
|
for (i = 0; i < n; i++) { |
|
if (entrypoints[i] == ctx->va_entrypoint) |
|
break; |
|
} |
|
if (i >= n) { |
|
av_log(ctx, AV_LOG_ERROR, "Encoding entrypoint not found " |
|
"(%d / %d).\n", ctx->va_profile, ctx->va_entrypoint); |
|
err = AVERROR(ENOSYS); |
|
goto fail; |
|
} |
|
|
|
vas = vaGetConfigAttributes(ctx->hwctx->display, |
|
ctx->va_profile, ctx->va_entrypoint, |
|
attr, FF_ARRAY_ELEMS(attr)); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to fetch config " |
|
"attributes: %d (%s).\n", vas, vaErrorStr(vas)); |
|
return AVERROR(EINVAL); |
|
} |
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(attr); i++) { |
|
if (attr[i].value == VA_ATTRIB_NOT_SUPPORTED) { |
|
// Unfortunately we have to treat this as "don't know" and hope |
|
// for the best, because the Intel MJPEG encoder returns this |
|
// for all the interesting attributes. |
|
continue; |
|
} |
|
switch (attr[i].type) { |
|
case VAConfigAttribRTFormat: |
|
if (!(ctx->va_rt_format & attr[i].value)) { |
|
av_log(avctx, AV_LOG_ERROR, "Surface RT format %#x " |
|
"is not supported (mask %#x).\n", |
|
ctx->va_rt_format, attr[i].value); |
|
err = AVERROR(EINVAL); |
|
goto fail; |
|
} |
|
ctx->config_attributes[ctx->nb_config_attributes++] = |
|
(VAConfigAttrib) { |
|
.type = VAConfigAttribRTFormat, |
|
.value = ctx->va_rt_format, |
|
}; |
|
break; |
|
case VAConfigAttribRateControl: |
|
// Hack for backward compatibility: CBR was the only |
|
// usable RC mode for a long time, so old drivers will |
|
// only have it. Normal default options may now choose |
|
// VBR and then fail, however, so override it here with |
|
// CBR if that is the only supported mode. |
|
if (ctx->va_rc_mode == VA_RC_VBR && |
|
!(attr[i].value & VA_RC_VBR) && |
|
(attr[i].value & VA_RC_CBR)) { |
|
av_log(avctx, AV_LOG_WARNING, "VBR rate control is " |
|
"not supported with this driver version; " |
|
"using CBR instead.\n"); |
|
ctx->va_rc_mode = VA_RC_CBR; |
|
} |
|
if (!(ctx->va_rc_mode & attr[i].value)) { |
|
av_log(avctx, AV_LOG_ERROR, "Rate control mode %#x " |
|
"is not supported (mask: %#x).\n", |
|
ctx->va_rc_mode, attr[i].value); |
|
err = AVERROR(EINVAL); |
|
goto fail; |
|
} |
|
ctx->config_attributes[ctx->nb_config_attributes++] = |
|
(VAConfigAttrib) { |
|
.type = VAConfigAttribRateControl, |
|
.value = ctx->va_rc_mode, |
|
}; |
|
break; |
|
case VAConfigAttribEncMaxRefFrames: |
|
{ |
|
unsigned int ref_l0 = attr[i].value & 0xffff; |
|
unsigned int ref_l1 = (attr[i].value >> 16) & 0xffff; |
|
|
|
if (avctx->gop_size > 1 && ref_l0 < 1) { |
|
av_log(avctx, AV_LOG_ERROR, "P frames are not " |
|
"supported (%#x).\n", attr[i].value); |
|
err = AVERROR(EINVAL); |
|
goto fail; |
|
} |
|
if (avctx->max_b_frames > 0 && ref_l1 < 1) { |
|
av_log(avctx, AV_LOG_ERROR, "B frames are not " |
|
"supported (%#x).\n", attr[i].value); |
|
err = AVERROR(EINVAL); |
|
goto fail; |
|
} |
|
} |
|
break; |
|
case VAConfigAttribEncPackedHeaders: |
|
if (ctx->va_packed_headers & ~attr[i].value) { |
|
// This isn't fatal, but packed headers are always |
|
// preferable because they are under our control. |
|
// When absent, the driver is generating them and some |
|
// features may not work (e.g. VUI or SEI in H.264). |
|
av_log(avctx, AV_LOG_WARNING, "Warning: some packed " |
|
"headers are not supported (want %#x, got %#x).\n", |
|
ctx->va_packed_headers, attr[i].value); |
|
ctx->va_packed_headers &= attr[i].value; |
|
} |
|
ctx->config_attributes[ctx->nb_config_attributes++] = |
|
(VAConfigAttrib) { |
|
.type = VAConfigAttribEncPackedHeaders, |
|
.value = ctx->va_packed_headers, |
|
}; |
|
break; |
|
default: |
|
av_assert0(0 && "Unexpected config attribute."); |
|
} |
|
} |
|
|
|
err = 0; |
|
fail: |
|
av_freep(&profiles); |
|
av_freep(&entrypoints); |
|
return err; |
|
} |
|
|
|
static av_cold int vaapi_encode_init_rate_control(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
int rc_bits_per_second; |
|
int rc_target_percentage; |
|
int rc_window_size; |
|
int hrd_buffer_size; |
|
int hrd_initial_buffer_fullness; |
|
int fr_num, fr_den; |
|
|
|
if (avctx->rc_buffer_size) |
|
hrd_buffer_size = avctx->rc_buffer_size; |
|
else |
|
hrd_buffer_size = avctx->bit_rate; |
|
if (avctx->rc_initial_buffer_occupancy) |
|
hrd_initial_buffer_fullness = avctx->rc_initial_buffer_occupancy; |
|
else |
|
hrd_initial_buffer_fullness = hrd_buffer_size * 3 / 4; |
|
|
|
if (ctx->va_rc_mode == VA_RC_CBR) { |
|
rc_bits_per_second = avctx->bit_rate; |
|
rc_target_percentage = 100; |
|
rc_window_size = 1000; |
|
} else { |
|
if (avctx->rc_max_rate < avctx->bit_rate) { |
|
// Max rate is unset or invalid, just use the normal bitrate. |
|
rc_bits_per_second = avctx->bit_rate; |
|
rc_target_percentage = 100; |
|
} else { |
|
rc_bits_per_second = avctx->rc_max_rate; |
|
rc_target_percentage = (avctx->bit_rate * 100) / rc_bits_per_second; |
|
} |
|
rc_window_size = (hrd_buffer_size * 1000) / avctx->bit_rate; |
|
} |
|
|
|
ctx->rc_params.misc.type = VAEncMiscParameterTypeRateControl; |
|
ctx->rc_params.rc = (VAEncMiscParameterRateControl) { |
|
.bits_per_second = rc_bits_per_second, |
|
.target_percentage = rc_target_percentage, |
|
.window_size = rc_window_size, |
|
.initial_qp = 0, |
|
.min_qp = (avctx->qmin > 0 ? avctx->qmin : 0), |
|
.basic_unit_size = 0, |
|
}; |
|
ctx->global_params[ctx->nb_global_params] = |
|
&ctx->rc_params.misc; |
|
ctx->global_params_size[ctx->nb_global_params++] = |
|
sizeof(ctx->rc_params); |
|
|
|
ctx->hrd_params.misc.type = VAEncMiscParameterTypeHRD; |
|
ctx->hrd_params.hrd = (VAEncMiscParameterHRD) { |
|
.initial_buffer_fullness = hrd_initial_buffer_fullness, |
|
.buffer_size = hrd_buffer_size, |
|
}; |
|
ctx->global_params[ctx->nb_global_params] = |
|
&ctx->hrd_params.misc; |
|
ctx->global_params_size[ctx->nb_global_params++] = |
|
sizeof(ctx->hrd_params); |
|
|
|
if (avctx->framerate.num > 0 && avctx->framerate.den > 0) |
|
av_reduce(&fr_num, &fr_den, |
|
avctx->framerate.num, avctx->framerate.den, 65535); |
|
else |
|
av_reduce(&fr_num, &fr_den, |
|
avctx->time_base.den, avctx->time_base.num, 65535); |
|
|
|
ctx->fr_params.misc.type = VAEncMiscParameterTypeFrameRate; |
|
ctx->fr_params.fr.framerate = (unsigned int)fr_den << 16 | fr_num; |
|
|
|
#if VA_CHECK_VERSION(0, 40, 0) |
|
ctx->global_params[ctx->nb_global_params] = |
|
&ctx->fr_params.misc; |
|
ctx->global_params_size[ctx->nb_global_params++] = |
|
sizeof(ctx->fr_params); |
|
#endif |
|
|
|
return 0; |
|
} |
|
|
|
static void vaapi_encode_free_output_buffer(void *opaque, |
|
uint8_t *data) |
|
{ |
|
AVCodecContext *avctx = opaque; |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VABufferID buffer_id; |
|
|
|
buffer_id = (VABufferID)(uintptr_t)data; |
|
|
|
vaDestroyBuffer(ctx->hwctx->display, buffer_id); |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Freed output buffer %#x\n", buffer_id); |
|
} |
|
|
|
static AVBufferRef *vaapi_encode_alloc_output_buffer(void *opaque, |
|
int size) |
|
{ |
|
AVCodecContext *avctx = opaque; |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VABufferID buffer_id; |
|
VAStatus vas; |
|
AVBufferRef *ref; |
|
|
|
// The output buffer size is fixed, so it needs to be large enough |
|
// to hold the largest possible compressed frame. We assume here |
|
// that the uncompressed frame plus some header data is an upper |
|
// bound on that. |
|
vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context, |
|
VAEncCodedBufferType, |
|
3 * ctx->surface_width * ctx->surface_height + |
|
(1 << 16), 1, 0, &buffer_id); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create bitstream " |
|
"output buffer: %d (%s).\n", vas, vaErrorStr(vas)); |
|
return NULL; |
|
} |
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Allocated output buffer %#x\n", buffer_id); |
|
|
|
ref = av_buffer_create((uint8_t*)(uintptr_t)buffer_id, |
|
sizeof(buffer_id), |
|
&vaapi_encode_free_output_buffer, |
|
avctx, AV_BUFFER_FLAG_READONLY); |
|
if (!ref) { |
|
vaDestroyBuffer(ctx->hwctx->display, buffer_id); |
|
return NULL; |
|
} |
|
|
|
return ref; |
|
} |
|
|
|
static av_cold int vaapi_encode_create_recon_frames(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
AVVAAPIHWConfig *hwconfig = NULL; |
|
AVHWFramesConstraints *constraints = NULL; |
|
enum AVPixelFormat recon_format; |
|
int err, i; |
|
|
|
hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref); |
|
if (!hwconfig) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
hwconfig->config_id = ctx->va_config; |
|
|
|
constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref, |
|
hwconfig); |
|
if (!constraints) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
|
|
// Probably we can use the input surface format as the surface format |
|
// of the reconstructed frames. If not, we just pick the first (only?) |
|
// format in the valid list and hope that it all works. |
|
recon_format = AV_PIX_FMT_NONE; |
|
if (constraints->valid_sw_formats) { |
|
for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) { |
|
if (ctx->input_frames->sw_format == |
|
constraints->valid_sw_formats[i]) { |
|
recon_format = ctx->input_frames->sw_format; |
|
break; |
|
} |
|
} |
|
if (recon_format == AV_PIX_FMT_NONE) { |
|
// No match. Just use the first in the supported list and |
|
// hope for the best. |
|
recon_format = constraints->valid_sw_formats[0]; |
|
} |
|
} else { |
|
// No idea what to use; copy input format. |
|
recon_format = ctx->input_frames->sw_format; |
|
} |
|
av_log(avctx, AV_LOG_DEBUG, "Using %s as format of " |
|
"reconstructed frames.\n", av_get_pix_fmt_name(recon_format)); |
|
|
|
if (ctx->surface_width < constraints->min_width || |
|
ctx->surface_height < constraints->min_height || |
|
ctx->surface_width > constraints->max_width || |
|
ctx->surface_height > constraints->max_height) { |
|
av_log(avctx, AV_LOG_ERROR, "Hardware does not support encoding at " |
|
"size %dx%d (constraints: width %d-%d height %d-%d).\n", |
|
ctx->surface_width, ctx->surface_height, |
|
constraints->min_width, constraints->max_width, |
|
constraints->min_height, constraints->max_height); |
|
err = AVERROR(EINVAL); |
|
goto fail; |
|
} |
|
|
|
av_freep(&hwconfig); |
|
av_hwframe_constraints_free(&constraints); |
|
|
|
ctx->recon_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref); |
|
if (!ctx->recon_frames_ref) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
ctx->recon_frames = (AVHWFramesContext*)ctx->recon_frames_ref->data; |
|
|
|
ctx->recon_frames->format = AV_PIX_FMT_VAAPI; |
|
ctx->recon_frames->sw_format = recon_format; |
|
ctx->recon_frames->width = ctx->surface_width; |
|
ctx->recon_frames->height = ctx->surface_height; |
|
// At most three IDR/I/P frames and two runs of B frames can be in |
|
// flight at any one time. |
|
ctx->recon_frames->initial_pool_size = 3 + 2 * avctx->max_b_frames; |
|
|
|
err = av_hwframe_ctx_init(ctx->recon_frames_ref); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to initialise reconstructed " |
|
"frame context: %d.\n", err); |
|
goto fail; |
|
} |
|
|
|
err = 0; |
|
fail: |
|
av_freep(&hwconfig); |
|
av_hwframe_constraints_free(&constraints); |
|
return err; |
|
} |
|
|
|
av_cold int ff_vaapi_encode_init(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
AVVAAPIFramesContext *recon_hwctx = NULL; |
|
VAStatus vas; |
|
int err; |
|
|
|
if (!avctx->hw_frames_ctx) { |
|
av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is " |
|
"required to associate the encoding device.\n"); |
|
return AVERROR(EINVAL); |
|
} |
|
|
|
ctx->codec_options = ctx->codec_options_data; |
|
|
|
ctx->va_config = VA_INVALID_ID; |
|
ctx->va_context = VA_INVALID_ID; |
|
|
|
ctx->priv_data = av_mallocz(ctx->codec->priv_data_size); |
|
if (!ctx->priv_data) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
|
|
ctx->input_frames_ref = av_buffer_ref(avctx->hw_frames_ctx); |
|
if (!ctx->input_frames_ref) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data; |
|
|
|
ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref); |
|
if (!ctx->device_ref) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
ctx->device = (AVHWDeviceContext*)ctx->device_ref->data; |
|
ctx->hwctx = ctx->device->hwctx; |
|
|
|
err = vaapi_encode_config_attributes(avctx); |
|
if (err < 0) |
|
goto fail; |
|
|
|
vas = vaCreateConfig(ctx->hwctx->display, |
|
ctx->va_profile, ctx->va_entrypoint, |
|
ctx->config_attributes, ctx->nb_config_attributes, |
|
&ctx->va_config); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create encode pipeline " |
|
"configuration: %d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail; |
|
} |
|
|
|
err = vaapi_encode_create_recon_frames(avctx); |
|
if (err < 0) |
|
goto fail; |
|
|
|
recon_hwctx = ctx->recon_frames->hwctx; |
|
vas = vaCreateContext(ctx->hwctx->display, ctx->va_config, |
|
ctx->surface_width, ctx->surface_height, |
|
VA_PROGRESSIVE, |
|
recon_hwctx->surface_ids, |
|
recon_hwctx->nb_surfaces, |
|
&ctx->va_context); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to create encode pipeline " |
|
"context: %d (%s).\n", vas, vaErrorStr(vas)); |
|
err = AVERROR(EIO); |
|
goto fail; |
|
} |
|
|
|
ctx->output_buffer_pool = |
|
av_buffer_pool_init2(sizeof(VABufferID), avctx, |
|
&vaapi_encode_alloc_output_buffer, NULL); |
|
if (!ctx->output_buffer_pool) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
|
|
if (ctx->va_rc_mode & ~VA_RC_CQP) { |
|
err = vaapi_encode_init_rate_control(avctx); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (ctx->codec->configure) { |
|
err = ctx->codec->configure(avctx); |
|
if (err < 0) |
|
goto fail; |
|
} |
|
|
|
if (avctx->compression_level >= 0) { |
|
#if VA_CHECK_VERSION(0, 36, 0) |
|
VAConfigAttrib attr = { VAConfigAttribEncQualityRange }; |
|
|
|
vas = vaGetConfigAttributes(ctx->hwctx->display, |
|
ctx->va_profile, |
|
ctx->va_entrypoint, |
|
&attr, 1); |
|
if (vas != VA_STATUS_SUCCESS) { |
|
av_log(avctx, AV_LOG_WARNING, "Failed to query quality " |
|
"attribute: will use default compression level.\n"); |
|
} else { |
|
if (avctx->compression_level > attr.value) { |
|
av_log(avctx, AV_LOG_WARNING, "Invalid compression " |
|
"level: valid range is 0-%d, using %d.\n", |
|
attr.value, attr.value); |
|
avctx->compression_level = attr.value; |
|
} |
|
|
|
ctx->quality_params.misc.type = |
|
VAEncMiscParameterTypeQualityLevel; |
|
ctx->quality_params.quality.quality_level = |
|
avctx->compression_level; |
|
|
|
ctx->global_params[ctx->nb_global_params] = |
|
&ctx->quality_params.misc; |
|
ctx->global_params_size[ctx->nb_global_params++] = |
|
sizeof(ctx->quality_params); |
|
} |
|
#else |
|
av_log(avctx, AV_LOG_WARNING, "The encode compression level " |
|
"option is not supported with this VAAPI version.\n"); |
|
#endif |
|
} |
|
|
|
ctx->input_order = 0; |
|
ctx->output_delay = avctx->max_b_frames; |
|
ctx->decode_delay = 1; |
|
ctx->output_order = - ctx->output_delay - 1; |
|
|
|
// Currently we never generate I frames, only IDR. |
|
ctx->p_per_i = INT_MAX; |
|
ctx->b_per_p = avctx->max_b_frames; |
|
|
|
if (ctx->codec->sequence_params_size > 0) { |
|
ctx->codec_sequence_params = |
|
av_mallocz(ctx->codec->sequence_params_size); |
|
if (!ctx->codec_sequence_params) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
} |
|
if (ctx->codec->picture_params_size > 0) { |
|
ctx->codec_picture_params = |
|
av_mallocz(ctx->codec->picture_params_size); |
|
if (!ctx->codec_picture_params) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
} |
|
|
|
if (ctx->codec->init_sequence_params) { |
|
err = ctx->codec->init_sequence_params(avctx); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Codec sequence initialisation " |
|
"failed: %d.\n", err); |
|
goto fail; |
|
} |
|
} |
|
|
|
// This should be configurable somehow. (Needs testing on a machine |
|
// where it actually overlaps properly, though.) |
|
ctx->issue_mode = ISSUE_MODE_MAXIMISE_THROUGHPUT; |
|
|
|
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE && |
|
ctx->codec->write_sequence_header) { |
|
char data[MAX_PARAM_BUFFER_SIZE]; |
|
size_t bit_len = 8 * sizeof(data); |
|
|
|
err = ctx->codec->write_sequence_header(avctx, data, &bit_len); |
|
if (err < 0) { |
|
av_log(avctx, AV_LOG_ERROR, "Failed to write sequence header " |
|
"for extradata: %d.\n", err); |
|
goto fail; |
|
} else { |
|
avctx->extradata_size = (bit_len + 7) / 8; |
|
avctx->extradata = av_mallocz(avctx->extradata_size + |
|
AV_INPUT_BUFFER_PADDING_SIZE); |
|
if (!avctx->extradata) { |
|
err = AVERROR(ENOMEM); |
|
goto fail; |
|
} |
|
memcpy(avctx->extradata, data, avctx->extradata_size); |
|
} |
|
} |
|
|
|
return 0; |
|
|
|
fail: |
|
ff_vaapi_encode_close(avctx); |
|
return err; |
|
} |
|
|
|
av_cold int ff_vaapi_encode_close(AVCodecContext *avctx) |
|
{ |
|
VAAPIEncodeContext *ctx = avctx->priv_data; |
|
VAAPIEncodePicture *pic, *next; |
|
|
|
for (pic = ctx->pic_start; pic; pic = next) { |
|
next = pic->next; |
|
vaapi_encode_free(avctx, pic); |
|
} |
|
|
|
if (ctx->va_context != VA_INVALID_ID) { |
|
vaDestroyContext(ctx->hwctx->display, ctx->va_context); |
|
ctx->va_context = VA_INVALID_ID; |
|
} |
|
|
|
if (ctx->va_config != VA_INVALID_ID) { |
|
vaDestroyConfig(ctx->hwctx->display, ctx->va_config); |
|
ctx->va_config = VA_INVALID_ID; |
|
} |
|
|
|
av_buffer_pool_uninit(&ctx->output_buffer_pool); |
|
|
|
av_freep(&ctx->codec_sequence_params); |
|
av_freep(&ctx->codec_picture_params); |
|
|
|
av_buffer_unref(&ctx->recon_frames_ref); |
|
av_buffer_unref(&ctx->input_frames_ref); |
|
av_buffer_unref(&ctx->device_ref); |
|
|
|
av_freep(&ctx->priv_data); |
|
|
|
return 0; |
|
}
|
|
|