int ff_vdpau_common_frame_params(AVCodecContext *avctx,
AVBufferRef *hw_frames_ctx)
{
AVHWFramesContext *hw_frames = (AVHWFramesContext*)hw_frames_ctx->data;
VdpChromaType type;
uint32_t width;
uint32_t height;
if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
return AVERROR(EINVAL);
hw_frames->format = AV_PIX_FMT_VDPAU;
hw_frames->sw_format = avctx->sw_pix_fmt;
hw_frames->width = width;
hw_frames->height = height;
return 0;
}
int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
int level)
{
VDPAUHWContext *hwctx = avctx->hwaccel_context;
VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
VdpVideoSurfaceQueryCapabilities *surface_query_caps;
VdpDecoderQueryCapabilities *decoder_query_caps;
VdpDecoderCreate *create;
void *func;
VdpStatus status;
VdpBool supported;
uint32_t max_level, max_mb, max_width, max_height;
VdpChromaType type;
uint32_t width;
uint32_t height;
vdctx->width = UINT32_MAX;
vdctx->height = UINT32_MAX;
if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
return AVERROR(ENOSYS);
if (hwctx) {
hwctx->reset = 0;
if (hwctx->context.decoder != VDP_INVALID_HANDLE) {
vdctx->decoder = hwctx->context.decoder;
vdctx->render = hwctx->context.render;
vdctx->device = VDP_INVALID_HANDLE;
return 0; /* Decoder created by user */
}
vdctx->device = hwctx->device;
vdctx->get_proc_address = hwctx->get_proc_address;
if (hwctx->flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
level = 0;
if (!(hwctx->flags & AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH) &&
type != VDP_CHROMA_TYPE_420)
return AVERROR(ENOSYS);
} else {
AVHWFramesContext *frames_ctx = NULL;
AVVDPAUDeviceContext *dev_ctx;
// We assume the hw_frames_ctx always survives until ff_vdpau_common_uninit
// is called. This holds true as the user is not allowed to touch
// hw_device_ctx, or hw_frames_ctx after get_format (and ff_get_format
// itself also uninits before unreffing hw_frames_ctx).
if (avctx->hw_frames_ctx) {
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
} else if (avctx->hw_device_ctx) {
int ret;
avctx->hw_frames_ctx = av_hwframe_ctx_alloc(avctx->hw_device_ctx);
if (!avctx->hw_frames_ctx)
return AVERROR(ENOMEM);
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
frames_ctx->format = AV_PIX_FMT_VDPAU;
frames_ctx->sw_format = avctx->sw_pix_fmt;
frames_ctx->width = avctx->coded_width;
frames_ctx->height = avctx->coded_height;
ret = av_hwframe_ctx_init(avctx->hw_frames_ctx);
if (ret < 0) {
av_buffer_unref(&avctx->hw_frames_ctx);
return ret;
}
}
if (!frames_ctx) {
av_log(avctx, AV_LOG_ERROR, "A hardware frames context is "
"required for VDPAU decoding.\n");
return AVERROR(EINVAL);
}
dev_ctx = frames_ctx->device_ctx->hwctx;
vdctx->device = dev_ctx->device;
vdctx->get_proc_address = dev_ctx->get_proc_address;
if (avctx->hwaccel_flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
level = 0;
}
if (level < 0)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
surface_query_caps = func;
status = surface_query_caps(vdctx->device, type, &supported,
&max_width, &max_height);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
decoder_query_caps = func;
status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
&max_mb, &max_width, &max_height);
#ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
if ((status != VDP_STATUS_OK || supported != VDP_TRUE) && profile == VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE) {
profile = VDP_DECODER_PROFILE_H264_MAIN;
status = decoder_query_caps(vdctx->device, profile, &supported,
&max_level, &max_mb,
&max_width, &max_height);
}
#endif
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE || max_level < level ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
create = func;
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_RENDER,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
vdctx->render = func;
status = create(vdctx->device, profile, width, height, avctx->refs,
&vdctx->decoder);
if (status == VDP_STATUS_OK) {
vdctx->width = avctx->coded_width;
vdctx->height = avctx->coded_height;
}
return vdpau_error(status);
}
int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
int level)
{
VDPAUHWContext *hwctx = avctx->hwaccel_context;
VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
VdpVideoSurfaceQueryCapabilities *surface_query_caps;
VdpDecoderQueryCapabilities *decoder_query_caps;
VdpDecoderCreate *create;
void *func;
VdpStatus status;
VdpBool supported;
uint32_t max_level, max_mb, max_width, max_height;
VdpChromaType type;
uint32_t width;
uint32_t height;
vdctx->width = UINT32_MAX;
vdctx->height = UINT32_MAX;
hwctx->reset = 0;
if (hwctx->context.decoder != VDP_INVALID_HANDLE) {
vdctx->decoder = hwctx->context.decoder;
vdctx->render = hwctx->context.render;
vdctx->device = VDP_INVALID_HANDLE;
return 0; /* Decoder created by user */
}
vdctx->device = hwctx->device;
vdctx->get_proc_address = hwctx->get_proc_address;
if (hwctx->flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
level = 0;
else if (level < 0)
return AVERROR(ENOTSUP);
if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
return AVERROR(ENOSYS);
if (!(hwctx->flags & AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH) &&
type != VDP_CHROMA_TYPE_420)
return AVERROR(ENOSYS);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
surface_query_caps = func;
status = surface_query_caps(vdctx->device, type, &supported,
&max_width, &max_height);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
decoder_query_caps = func;
status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
&max_mb, &max_width, &max_height);
#ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
if ((status != VDP_STATUS_OK || supported != VDP_TRUE) && profile == VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE) {
profile = VDP_DECODER_PROFILE_H264_MAIN;
status = decoder_query_caps(vdctx->device, profile, &supported,
&max_level, &max_mb,
&max_width, &max_height);
}
#endif
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE || max_level < level ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
create = func;
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_RENDER,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
vdctx->render = func;
status = create(vdctx->device, profile, width, height, avctx->refs,
&vdctx->decoder);
if (status == VDP_STATUS_OK) {
vdctx->width = avctx->coded_width;
vdctx->height = avctx->coded_height;
}
return vdpau_error(status);
}
static int Open(vlc_va_t *va, AVCodecContext *avctx, enum PixelFormat pix_fmt,
const es_format_t *fmt, picture_sys_t *p_sys)
{
if (pix_fmt != AV_PIX_FMT_VDPAU)
return VLC_EGENERIC;
(void) fmt;
(void) p_sys;
void *func;
VdpStatus err;
VdpChromaType type;
uint32_t width, height;
if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
return VLC_EGENERIC;
switch (type)
{
case VDP_CHROMA_TYPE_420:
case VDP_CHROMA_TYPE_422:
case VDP_CHROMA_TYPE_444:
break;
default:
msg_Err(va, "unsupported chroma type %"PRIu32, type);
return VLC_EGENERIC;
}
if (!vlc_xlib_init(VLC_OBJECT(va)))
{
msg_Err(va, "Xlib is required for VDPAU");
return VLC_EGENERIC;
}
unsigned refs = avctx->refs + 2 * avctx->thread_count + 5;
vlc_va_sys_t *sys = malloc(sizeof (*sys)
+ (refs + 1) * sizeof (sys->pool[0]));
if (unlikely(sys == NULL))
return VLC_ENOMEM;
sys->type = type;
sys->width = width;
sys->height = height;
err = vdp_get_x11(NULL, -1, &sys->vdp, &sys->device);
if (err != VDP_STATUS_OK)
{
free(sys);
return VLC_EGENERIC;
}
unsigned flags = AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH;
err = vdp_get_proc_address(sys->vdp, sys->device,
VDP_FUNC_ID_GET_PROC_ADDRESS, &func);
if (err != VDP_STATUS_OK)
goto error;
if (av_vdpau_bind_context(avctx, sys->device, func, flags))
goto error;
va->sys = sys;
unsigned i = 0;
while (i < refs)
{
sys->pool[i] = CreateSurface(va);
if (sys->pool[i] == NULL)
break;
i++;
}
sys->pool[i] = NULL;
if (i < avctx->refs + 3u)
{
msg_Err(va, "not enough video RAM");
while (i > 0)
DestroySurface(sys->pool[--i]);
goto error;
}
if (i < refs)
msg_Warn(va, "video RAM low (allocated %u of %u buffers)",
i, refs);
const char *infos;
if (vdp_get_information_string(sys->vdp, &infos) != VDP_STATUS_OK)
infos = "VDPAU";
va->description = infos;
va->get = Lock;
va->release = NULL;
va->extract = Copy;
return VLC_SUCCESS;
error:
vdp_release_x11(sys->vdp);
free(sys);
return VLC_EGENERIC;
}
int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
int level)
{
VDPAUHWContext *hwctx = avctx->hwaccel_context;
VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
VdpVideoSurfaceQueryCapabilities *surface_query_caps;
VdpDecoderQueryCapabilities *decoder_query_caps;
VdpDecoderCreate *create;
VdpGetInformationString *info;
const char *info_string;
void *func;
VdpStatus status;
VdpBool supported;
uint32_t max_level, max_mb, max_width, max_height;
VdpChromaType type;
uint32_t width;
uint32_t height;
int ret;
vdctx->width = UINT32_MAX;
vdctx->height = UINT32_MAX;
if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
return AVERROR(ENOSYS);
if (hwctx) {
hwctx->reset = 0;
if (hwctx->context.decoder != VDP_INVALID_HANDLE) {
vdctx->decoder = hwctx->context.decoder;
vdctx->render = hwctx->context.render;
vdctx->device = VDP_INVALID_HANDLE;
return 0; /* Decoder created by user */
}
vdctx->device = hwctx->device;
vdctx->get_proc_address = hwctx->get_proc_address;
if (hwctx->flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
level = 0;
if (!(hwctx->flags & AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH) &&
type != VDP_CHROMA_TYPE_420)
return AVERROR(ENOSYS);
} else {
AVHWFramesContext *frames_ctx;
AVVDPAUDeviceContext *dev_ctx;
ret = ff_decode_get_hw_frames_ctx(avctx, AV_HWDEVICE_TYPE_VDPAU);
if (ret < 0)
return ret;
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
dev_ctx = frames_ctx->device_ctx->hwctx;
vdctx->device = dev_ctx->device;
vdctx->get_proc_address = dev_ctx->get_proc_address;
if (avctx->hwaccel_flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
level = 0;
}
if (level < 0)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_GET_INFORMATION_STRING,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
info = func;
status = info(&info_string);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (avctx->codec_id == AV_CODEC_ID_HEVC && strncmp(info_string, "NVIDIA ", 7) == 0 &&
!(avctx->hwaccel_flags & AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH)) {
int driver_version = 0;
sscanf(info_string, "NVIDIA VDPAU Driver Shared Library %d", &driver_version);
if (driver_version < 410) {
av_log(avctx, AV_LOG_VERBOSE, "HEVC with NVIDIA VDPAU drivers is buggy, skipping.\n");
return AVERROR(ENOTSUP);
}
}
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
surface_query_caps = func;
status = surface_query_caps(vdctx->device, type, &supported,
&max_width, &max_height);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device,
VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
decoder_query_caps = func;
status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
&max_mb, &max_width, &max_height);
#ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
if ((status != VDP_STATUS_OK || supported != VDP_TRUE) && profile == VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE) {
profile = VDP_DECODER_PROFILE_H264_MAIN;
status = decoder_query_caps(vdctx->device, profile, &supported,
&max_level, &max_mb,
&max_width, &max_height);
}
#endif
if (status != VDP_STATUS_OK)
return vdpau_error(status);
if (supported != VDP_TRUE || max_level < level ||
max_width < width || max_height < height)
return AVERROR(ENOTSUP);
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
create = func;
status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_RENDER,
&func);
if (status != VDP_STATUS_OK)
return vdpau_error(status);
else
vdctx->render = func;
status = create(vdctx->device, profile, width, height, avctx->refs,
&vdctx->decoder);
if (status == VDP_STATUS_OK) {
vdctx->width = avctx->coded_width;
vdctx->height = avctx->coded_height;
}
return vdpau_error(status);
}
