2013-11-03 18:21:00 +00:00
|
|
|
/*
|
2013-11-23 13:43:08 +00:00
|
|
|
* This file is part of FFmpeg.
|
2013-11-03 18:21:00 +00:00
|
|
|
*
|
2013-11-23 13:43:08 +00:00
|
|
|
* FFmpeg is free software; you can redistribute it and/or
|
2013-11-03 18:21:00 +00:00
|
|
|
* 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.
|
|
|
|
*
|
2013-11-23 13:43:08 +00:00
|
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
2013-11-03 18:21:00 +00:00
|
|
|
* 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
|
2013-11-23 13:43:08 +00:00
|
|
|
* License along with FFmpeg; if not, write to the Free Software
|
2013-11-03 18:21:00 +00:00
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdint.h>
|
|
|
|
|
|
|
|
#include <vdpau/vdpau.h>
|
|
|
|
#include <vdpau/vdpau_x11.h>
|
|
|
|
|
|
|
|
#include <X11/Xlib.h>
|
|
|
|
|
2013-11-23 13:43:08 +00:00
|
|
|
#include "ffmpeg.h"
|
2013-11-03 18:21:00 +00:00
|
|
|
|
|
|
|
#include "libavcodec/vdpau.h"
|
|
|
|
|
|
|
|
#include "libavutil/avassert.h"
|
|
|
|
#include "libavutil/buffer.h"
|
|
|
|
#include "libavutil/frame.h"
|
|
|
|
#include "libavutil/pixfmt.h"
|
|
|
|
|
|
|
|
typedef struct VDPAUContext {
|
|
|
|
Display *dpy;
|
|
|
|
|
|
|
|
VdpDevice device;
|
|
|
|
VdpDecoder decoder;
|
|
|
|
VdpGetProcAddress *get_proc_address;
|
|
|
|
|
|
|
|
VdpGetErrorString *get_error_string;
|
|
|
|
VdpGetInformationString *get_information_string;
|
|
|
|
VdpDeviceDestroy *device_destroy;
|
2014-10-06 14:23:56 +00:00
|
|
|
#if 1 // for ffmpegs older vdpau API, not the oldest though
|
2013-11-03 18:21:00 +00:00
|
|
|
VdpDecoderCreate *decoder_create;
|
|
|
|
VdpDecoderDestroy *decoder_destroy;
|
|
|
|
VdpDecoderRender *decoder_render;
|
2014-10-06 14:23:56 +00:00
|
|
|
#endif
|
2013-11-03 18:21:00 +00:00
|
|
|
VdpVideoSurfaceCreate *video_surface_create;
|
|
|
|
VdpVideoSurfaceDestroy *video_surface_destroy;
|
|
|
|
VdpVideoSurfaceGetBitsYCbCr *video_surface_get_bits;
|
|
|
|
VdpVideoSurfaceGetParameters *video_surface_get_parameters;
|
|
|
|
VdpVideoSurfaceQueryGetPutBitsYCbCrCapabilities *video_surface_query;
|
|
|
|
|
|
|
|
AVFrame *tmp_frame;
|
|
|
|
|
|
|
|
enum AVPixelFormat pix_fmt;
|
|
|
|
VdpYCbCrFormat vdpau_format;
|
|
|
|
} VDPAUContext;
|
|
|
|
|
2014-10-06 13:27:19 +00:00
|
|
|
int vdpau_api_ver = 2;
|
|
|
|
|
2013-11-03 18:21:00 +00:00
|
|
|
static void vdpau_uninit(AVCodecContext *s)
|
|
|
|
{
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
VDPAUContext *ctx = ist->hwaccel_ctx;
|
|
|
|
|
|
|
|
ist->hwaccel_uninit = NULL;
|
|
|
|
ist->hwaccel_get_buffer = NULL;
|
|
|
|
ist->hwaccel_retrieve_data = NULL;
|
|
|
|
|
|
|
|
if (ctx->decoder_destroy)
|
|
|
|
ctx->decoder_destroy(ctx->decoder);
|
|
|
|
|
|
|
|
if (ctx->device_destroy)
|
|
|
|
ctx->device_destroy(ctx->device);
|
|
|
|
|
|
|
|
if (ctx->dpy)
|
|
|
|
XCloseDisplay(ctx->dpy);
|
|
|
|
|
|
|
|
av_frame_free(&ctx->tmp_frame);
|
|
|
|
|
|
|
|
av_freep(&ist->hwaccel_ctx);
|
|
|
|
av_freep(&s->hwaccel_context);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void vdpau_release_buffer(void *opaque, uint8_t *data)
|
|
|
|
{
|
|
|
|
VdpVideoSurface surface = *(VdpVideoSurface*)data;
|
|
|
|
VDPAUContext *ctx = opaque;
|
|
|
|
|
|
|
|
ctx->video_surface_destroy(surface);
|
|
|
|
av_freep(&data);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int vdpau_get_buffer(AVCodecContext *s, AVFrame *frame, int flags)
|
|
|
|
{
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
VDPAUContext *ctx = ist->hwaccel_ctx;
|
|
|
|
VdpVideoSurface *surface;
|
|
|
|
VdpStatus err;
|
2014-12-19 17:15:11 +00:00
|
|
|
VdpChromaType chroma;
|
|
|
|
uint32_t width, height;
|
2013-11-03 18:21:00 +00:00
|
|
|
|
|
|
|
av_assert0(frame->format == AV_PIX_FMT_VDPAU);
|
|
|
|
|
2014-12-19 17:15:11 +00:00
|
|
|
if (av_vdpau_get_surface_parameters(s, &chroma, &width, &height))
|
|
|
|
return AVERROR(ENOSYS);
|
|
|
|
|
2013-11-03 18:21:00 +00:00
|
|
|
surface = av_malloc(sizeof(*surface));
|
|
|
|
if (!surface)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
frame->buf[0] = av_buffer_create((uint8_t*)surface, sizeof(*surface),
|
|
|
|
vdpau_release_buffer, ctx,
|
|
|
|
AV_BUFFER_FLAG_READONLY);
|
|
|
|
if (!frame->buf[0]) {
|
|
|
|
av_freep(&surface);
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
|
|
|
|
|
|
|
// properly we should keep a pool of surfaces instead of creating
|
|
|
|
// them anew for each frame, but since we don't care about speed
|
|
|
|
// much in this code, we don't bother
|
2014-12-19 17:15:11 +00:00
|
|
|
err = ctx->video_surface_create(ctx->device, chroma, width, height,
|
|
|
|
surface);
|
2013-11-03 18:21:00 +00:00
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, AV_LOG_ERROR, "Error allocating a VDPAU video surface: %s\n",
|
|
|
|
ctx->get_error_string(err));
|
|
|
|
av_buffer_unref(&frame->buf[0]);
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
|
|
|
|
frame->data[3] = (uint8_t*)(uintptr_t)*surface;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int vdpau_retrieve_data(AVCodecContext *s, AVFrame *frame)
|
|
|
|
{
|
|
|
|
VdpVideoSurface surface = (VdpVideoSurface)(uintptr_t)frame->data[3];
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
VDPAUContext *ctx = ist->hwaccel_ctx;
|
|
|
|
VdpStatus err;
|
|
|
|
int ret, chroma_type;
|
|
|
|
|
|
|
|
err = ctx->video_surface_get_parameters(surface, &chroma_type,
|
|
|
|
&ctx->tmp_frame->width,
|
|
|
|
&ctx->tmp_frame->height);
|
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, AV_LOG_ERROR, "Error getting surface parameters: %s\n",
|
|
|
|
ctx->get_error_string(err));
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
ctx->tmp_frame->format = ctx->pix_fmt;
|
|
|
|
|
|
|
|
ret = av_frame_get_buffer(ctx->tmp_frame, 32);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ctx->tmp_frame->width = frame->width;
|
|
|
|
ctx->tmp_frame->height = frame->height;
|
|
|
|
|
|
|
|
err = ctx->video_surface_get_bits(surface, ctx->vdpau_format,
|
|
|
|
(void * const *)ctx->tmp_frame->data,
|
|
|
|
ctx->tmp_frame->linesize);
|
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, AV_LOG_ERROR, "Error retrieving frame data from VDPAU: %s\n",
|
|
|
|
ctx->get_error_string(err));
|
|
|
|
ret = AVERROR_UNKNOWN;
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->vdpau_format == VDP_YCBCR_FORMAT_YV12)
|
|
|
|
FFSWAP(uint8_t*, ctx->tmp_frame->data[1], ctx->tmp_frame->data[2]);
|
|
|
|
|
|
|
|
ret = av_frame_copy_props(ctx->tmp_frame, frame);
|
|
|
|
if (ret < 0)
|
|
|
|
goto fail;
|
|
|
|
|
|
|
|
av_frame_unref(frame);
|
|
|
|
av_frame_move_ref(frame, ctx->tmp_frame);
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
fail:
|
|
|
|
av_frame_unref(ctx->tmp_frame);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static const int vdpau_formats[][2] = {
|
|
|
|
{ VDP_YCBCR_FORMAT_YV12, AV_PIX_FMT_YUV420P },
|
|
|
|
{ VDP_YCBCR_FORMAT_NV12, AV_PIX_FMT_NV12 },
|
|
|
|
{ VDP_YCBCR_FORMAT_YUYV, AV_PIX_FMT_YUYV422 },
|
|
|
|
{ VDP_YCBCR_FORMAT_UYVY, AV_PIX_FMT_UYVY422 },
|
|
|
|
};
|
|
|
|
|
|
|
|
static int vdpau_alloc(AVCodecContext *s)
|
|
|
|
{
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
|
|
|
|
AVVDPAUContext *vdpau_ctx;
|
|
|
|
VDPAUContext *ctx;
|
|
|
|
const char *display, *vendor;
|
|
|
|
VdpStatus err;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
ctx = av_mallocz(sizeof(*ctx));
|
|
|
|
if (!ctx)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
|
|
|
ist->hwaccel_ctx = ctx;
|
|
|
|
ist->hwaccel_uninit = vdpau_uninit;
|
|
|
|
ist->hwaccel_get_buffer = vdpau_get_buffer;
|
|
|
|
ist->hwaccel_retrieve_data = vdpau_retrieve_data;
|
|
|
|
|
|
|
|
ctx->tmp_frame = av_frame_alloc();
|
|
|
|
if (!ctx->tmp_frame)
|
|
|
|
goto fail;
|
|
|
|
|
|
|
|
ctx->dpy = XOpenDisplay(ist->hwaccel_device);
|
|
|
|
if (!ctx->dpy) {
|
|
|
|
av_log(NULL, loglevel, "Cannot open the X11 display %s.\n",
|
|
|
|
XDisplayName(ist->hwaccel_device));
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
display = XDisplayString(ctx->dpy);
|
|
|
|
|
|
|
|
err = vdp_device_create_x11(ctx->dpy, XDefaultScreen(ctx->dpy), &ctx->device,
|
|
|
|
&ctx->get_proc_address);
|
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, loglevel, "VDPAU device creation on X11 display %s failed.\n",
|
|
|
|
display);
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
#define GET_CALLBACK(id, result) \
|
|
|
|
do { \
|
|
|
|
void *tmp; \
|
|
|
|
err = ctx->get_proc_address(ctx->device, id, &tmp); \
|
|
|
|
if (err != VDP_STATUS_OK) { \
|
|
|
|
av_log(NULL, loglevel, "Error getting the " #id " callback.\n"); \
|
|
|
|
goto fail; \
|
|
|
|
} \
|
|
|
|
ctx->result = tmp; \
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_GET_ERROR_STRING, get_error_string);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_GET_INFORMATION_STRING, get_information_string);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_DEVICE_DESTROY, device_destroy);
|
2014-10-06 14:23:56 +00:00
|
|
|
if (vdpau_api_ver == 1) {
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_DECODER_CREATE, decoder_create);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_DECODER_DESTROY, decoder_destroy);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_DECODER_RENDER, decoder_render);
|
|
|
|
}
|
2013-11-03 18:21:00 +00:00
|
|
|
GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_CREATE, video_surface_create);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_DESTROY, video_surface_destroy);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_GET_BITS_Y_CB_CR, video_surface_get_bits);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_GET_PARAMETERS, video_surface_get_parameters);
|
|
|
|
GET_CALLBACK(VDP_FUNC_ID_VIDEO_SURFACE_QUERY_GET_PUT_BITS_Y_CB_CR_CAPABILITIES,
|
|
|
|
video_surface_query);
|
|
|
|
|
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(vdpau_formats); i++) {
|
|
|
|
VdpBool supported;
|
|
|
|
err = ctx->video_surface_query(ctx->device, VDP_CHROMA_TYPE_420,
|
|
|
|
vdpau_formats[i][0], &supported);
|
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, loglevel,
|
|
|
|
"Error querying VDPAU surface capabilities: %s\n",
|
|
|
|
ctx->get_error_string(err));
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
if (supported)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (i == FF_ARRAY_ELEMS(vdpau_formats)) {
|
|
|
|
av_log(NULL, loglevel,
|
|
|
|
"No supported VDPAU format for retrieving the data.\n");
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
ctx->vdpau_format = vdpau_formats[i][0];
|
|
|
|
ctx->pix_fmt = vdpau_formats[i][1];
|
|
|
|
|
2014-10-06 14:23:56 +00:00
|
|
|
if (vdpau_api_ver == 1) {
|
|
|
|
vdpau_ctx = av_vdpau_alloc_context();
|
|
|
|
if (!vdpau_ctx)
|
|
|
|
goto fail;
|
|
|
|
vdpau_ctx->render = ctx->decoder_render;
|
2013-11-03 18:21:00 +00:00
|
|
|
|
2014-10-06 14:23:56 +00:00
|
|
|
s->hwaccel_context = vdpau_ctx;
|
|
|
|
} else
|
2015-06-24 03:37:08 +00:00
|
|
|
if (av_vdpau_bind_context(s, ctx->device, ctx->get_proc_address,
|
|
|
|
AV_HWACCEL_FLAG_IGNORE_LEVEL))
|
2013-11-03 18:21:00 +00:00
|
|
|
goto fail;
|
|
|
|
|
|
|
|
ctx->get_information_string(&vendor);
|
|
|
|
av_log(NULL, AV_LOG_VERBOSE, "Using VDPAU -- %s -- on X11 display %s, "
|
|
|
|
"to decode input stream #%d:%d.\n", vendor,
|
|
|
|
display, ist->file_index, ist->st->index);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
fail:
|
|
|
|
av_log(NULL, loglevel, "VDPAU init failed for stream #%d:%d.\n",
|
|
|
|
ist->file_index, ist->st->index);
|
|
|
|
vdpau_uninit(s);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
2014-10-06 13:27:19 +00:00
|
|
|
static int vdpau_old_init(AVCodecContext *s)
|
|
|
|
{
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
int loglevel = (ist->hwaccel_id == HWACCEL_AUTO) ? AV_LOG_VERBOSE : AV_LOG_ERROR;
|
|
|
|
AVVDPAUContext *vdpau_ctx;
|
|
|
|
VDPAUContext *ctx;
|
|
|
|
VdpStatus err;
|
|
|
|
int profile, ret;
|
|
|
|
|
|
|
|
if (!ist->hwaccel_ctx) {
|
|
|
|
ret = vdpau_alloc(s);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
ctx = ist->hwaccel_ctx;
|
|
|
|
vdpau_ctx = s->hwaccel_context;
|
|
|
|
|
|
|
|
ret = av_vdpau_get_profile(s, &profile);
|
|
|
|
if (ret < 0) {
|
|
|
|
av_log(NULL, loglevel, "No known VDPAU decoder profile for this stream.\n");
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ctx->decoder)
|
|
|
|
ctx->decoder_destroy(ctx->decoder);
|
|
|
|
|
|
|
|
err = ctx->decoder_create(ctx->device, profile,
|
|
|
|
s->coded_width, s->coded_height,
|
|
|
|
16, &ctx->decoder);
|
|
|
|
if (err != VDP_STATUS_OK) {
|
|
|
|
av_log(NULL, loglevel, "Error creating the VDPAU decoder: %s\n",
|
|
|
|
ctx->get_error_string(err));
|
|
|
|
return AVERROR_UNKNOWN;
|
|
|
|
}
|
|
|
|
|
|
|
|
vdpau_ctx->decoder = ctx->decoder;
|
|
|
|
|
|
|
|
ist->hwaccel_get_buffer = vdpau_get_buffer;
|
|
|
|
ist->hwaccel_retrieve_data = vdpau_retrieve_data;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-11-03 18:21:00 +00:00
|
|
|
int vdpau_init(AVCodecContext *s)
|
|
|
|
{
|
|
|
|
InputStream *ist = s->opaque;
|
|
|
|
|
2014-10-06 13:27:19 +00:00
|
|
|
if (vdpau_api_ver == 1)
|
|
|
|
return vdpau_old_init(s);
|
|
|
|
|
2013-11-03 18:21:00 +00:00
|
|
|
if (!ist->hwaccel_ctx) {
|
2014-10-04 13:55:09 +00:00
|
|
|
int ret = vdpau_alloc(s);
|
2013-11-03 18:21:00 +00:00
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ist->hwaccel_get_buffer = vdpau_get_buffer;
|
|
|
|
ist->hwaccel_retrieve_data = vdpau_retrieve_data;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|