/**************************************************************************
*
* Copyright 2010 Thomas Balling Sørensen.
* Copyright 2011 Christian König.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include <assert.h>
#include "pipe/p_state.h"
#include "util/u_memory.h"
#include "util/u_debug.h"
#include "util/u_rect.h"
#include "vl/vl_defines.h"
#include "vdpau_private.h"
/**
* Create a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfaceCreate(VdpDevice device, VdpChromaType chroma_type,
uint32_t width, uint32_t height,
VdpVideoSurface *surface)
{
struct pipe_context *pipe;
vlVdpSurface *p_surf;
VdpStatus ret;
if (!(width && height)) {
ret = VDP_STATUS_INVALID_SIZE;
goto inv_size;
}
p_surf = CALLOC(1, sizeof(vlVdpSurface));
if (!p_surf) {
ret = VDP_STATUS_RESOURCES;
goto no_res;
}
vlVdpDevice *dev = vlGetDataHTAB(device);
if (!dev) {
ret = VDP_STATUS_INVALID_HANDLE;
goto inv_device;
}
p_surf->device = dev;
pipe = dev->context;
pipe_mutex_lock(dev->mutex);
memset(&p_surf
->templat
, 0, sizeof(p_surf
->templat
)); p_surf->templat.buffer_format = pipe->screen->get_video_param
(
pipe->screen,
PIPE_VIDEO_PROFILE_UNKNOWN,
PIPE_VIDEO_CAP_PREFERED_FORMAT
);
p_surf->templat.chroma_format = ChromaToPipe(chroma_type);
p_surf->templat.width = width;
p_surf->templat.height = height;
p_surf->templat.interlaced = pipe->screen->get_video_param
(
pipe->screen,
PIPE_VIDEO_PROFILE_UNKNOWN,
PIPE_VIDEO_CAP_PREFERS_INTERLACED
);
p_surf->video_buffer = pipe->create_video_buffer(pipe, &p_surf->templat);
vlVdpVideoSurfaceClear(p_surf);
pipe_mutex_unlock(dev->mutex);
*surface = vlAddDataHTAB(p_surf);
if (*surface == 0) {
ret = VDP_STATUS_ERROR;
goto no_handle;
}
return VDP_STATUS_OK;
no_handle:
p_surf->video_buffer->destroy(p_surf->video_buffer);
inv_device:
FREE(p_surf);
no_res:
inv_size:
return ret;
}
/**
* Destroy a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfaceDestroy(VdpVideoSurface surface)
{
vlVdpSurface *p_surf;
p_surf = (vlVdpSurface *)vlGetDataHTAB((vlHandle)surface);
if (!p_surf)
return VDP_STATUS_INVALID_HANDLE;
pipe_mutex_lock(p_surf->device->mutex);
if (p_surf->video_buffer)
p_surf->video_buffer->destroy(p_surf->video_buffer);
pipe_mutex_unlock(p_surf->device->mutex);
vlRemoveDataHTAB(surface);
FREE(p_surf);
return VDP_STATUS_OK;
}
/**
* Retrieve the parameters used to create a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfaceGetParameters(VdpVideoSurface surface,
VdpChromaType *chroma_type,
uint32_t *width, uint32_t *height)
{
if (!(width && height && chroma_type))
return VDP_STATUS_INVALID_POINTER;
vlVdpSurface *p_surf = vlGetDataHTAB(surface);
if (!p_surf)
return VDP_STATUS_INVALID_HANDLE;
if (p_surf->video_buffer) {
*width = p_surf->video_buffer->width;
*height = p_surf->video_buffer->height;
*chroma_type = PipeToChroma(p_surf->video_buffer->chroma_format);
} else {
*width = p_surf->templat.width;
*height = p_surf->templat.height;
*chroma_type = PipeToChroma(p_surf->templat.chroma_format);
}
return VDP_STATUS_OK;
}
static void
vlVdpVideoSurfaceSize(vlVdpSurface *p_surf, int component,
unsigned *width, unsigned *height)
{
*width = p_surf->templat.width;
*height = p_surf->templat.height;
if (component > 0) {
if (p_surf->templat.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
*width /= 2;
*height /= 2;
} else if (p_surf->templat.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) {
*height /= 2;
}
}
if (p_surf->templat.interlaced)
*height /= 2;
}
/**
* Copy image data from a VdpVideoSurface to application memory in a specified
* YCbCr format.
*/
VdpStatus
vlVdpVideoSurfaceGetBitsYCbCr(VdpVideoSurface surface,
VdpYCbCrFormat destination_ycbcr_format,
void *const *destination_data,
uint32_t const *destination_pitches)
{
vlVdpSurface *vlsurface;
struct pipe_context *pipe;
enum pipe_format format;
struct pipe_sampler_view **sampler_views;
unsigned i, j;
vlsurface = vlGetDataHTAB(surface);
if (!vlsurface)
return VDP_STATUS_INVALID_HANDLE;
pipe = vlsurface->device->context;
if (!pipe)
return VDP_STATUS_INVALID_HANDLE;
format = FormatYCBCRToPipe(destination_ycbcr_format);
if (format == PIPE_FORMAT_NONE)
return VDP_STATUS_INVALID_Y_CB_CR_FORMAT;
if (vlsurface->video_buffer == NULL || format != vlsurface->video_buffer->buffer_format)
return VDP_STATUS_NO_IMPLEMENTATION; /* TODO We don't support conversion (yet) */
pipe_mutex_lock(vlsurface->device->mutex);
sampler_views = vlsurface->video_buffer->get_sampler_view_planes(vlsurface->video_buffer);
if (!sampler_views) {
pipe_mutex_unlock(vlsurface->device->mutex);
return VDP_STATUS_RESOURCES;
}
for (i = 0; i < 3; ++i) {
unsigned width, height;
struct pipe_sampler_view *sv = sampler_views[i];
if (!sv) continue;
vlVdpVideoSurfaceSize(vlsurface, i, &width, &height);
for (j = 0; j < sv->texture->array_size; ++j) {
struct pipe_box box = {
0, 0, j,
width, height, 1
};
struct pipe_transfer *transfer;
uint8_t *map;
map = pipe->transfer_map(pipe, sv->texture, 0,
PIPE_TRANSFER_READ, &box, &transfer);
if (!map) {
pipe_mutex_unlock(vlsurface->device->mutex);
return VDP_STATUS_RESOURCES;
}
util_copy_rect(destination_data[i] + destination_pitches[i] * j, sv->texture->format,
destination_pitches[i] * sv->texture->array_size, 0, 0,
box.width, box.height, map, transfer->stride, 0, 0);
pipe_transfer_unmap(pipe, transfer);
}
}
pipe_mutex_unlock(vlsurface->device->mutex);
return VDP_STATUS_OK;
}
/**
* Copy image data from application memory in a specific YCbCr format to
* a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
VdpYCbCrFormat source_ycbcr_format,
void const *const *source_data,
uint32_t const *source_pitches)
{
enum pipe_format pformat = FormatYCBCRToPipe(source_ycbcr_format);
struct pipe_context *pipe;
struct pipe_sampler_view **sampler_views;
unsigned i, j;
vlVdpSurface *p_surf = vlGetDataHTAB(surface);
if (!p_surf)
return VDP_STATUS_INVALID_HANDLE;
pipe = p_surf->device->context;
if (!pipe)
return VDP_STATUS_INVALID_HANDLE;
pipe_mutex_lock(p_surf->device->mutex);
if (p_surf->video_buffer == NULL || pformat != p_surf->video_buffer->buffer_format) {
/* destroy the old one */
if (p_surf->video_buffer)
p_surf->video_buffer->destroy(p_surf->video_buffer);
/* adjust the template parameters */
p_surf->templat.buffer_format = pformat;
/* and try to create the video buffer with the new format */
p_surf->video_buffer = pipe->create_video_buffer(pipe, &p_surf->templat);
/* stil no luck? ok forget it we don't support it */
if (!p_surf->video_buffer) {
pipe_mutex_unlock(p_surf->device->mutex);
return VDP_STATUS_NO_IMPLEMENTATION;
}
vlVdpVideoSurfaceClear(p_surf);
}
sampler_views = p_surf->video_buffer->get_sampler_view_planes(p_surf->video_buffer);
if (!sampler_views) {
pipe_mutex_unlock(p_surf->device->mutex);
return VDP_STATUS_RESOURCES;
}
for (i = 0; i < 3; ++i) {
unsigned width, height;
struct pipe_sampler_view *sv = sampler_views[i];
if (!sv || !source_pitches[i]) continue;
vlVdpVideoSurfaceSize(p_surf, i, &width, &height);
for (j = 0; j < sv->texture->array_size; ++j) {
struct pipe_box dst_box = {
0, 0, j,
width, height, 1
};
pipe->transfer_inline_write(pipe, sv->texture, 0,
PIPE_TRANSFER_WRITE, &dst_box,
source_data[i] + source_pitches[i] * j,
source_pitches[i] * sv->texture->array_size,
0);
}
}
pipe_mutex_unlock(p_surf->device->mutex);
return VDP_STATUS_OK;
}
/**
* Helper function to initially clear the VideoSurface after (re-)creation
*/
void
vlVdpVideoSurfaceClear(vlVdpSurface *vlsurf)
{
struct pipe_context *pipe = vlsurf->device->context;
struct pipe_surface **surfaces;
unsigned i;
if (!vlsurf->video_buffer)
return;
surfaces = vlsurf->video_buffer->get_surfaces(vlsurf->video_buffer);
for (i = 0; i < VL_MAX_SURFACES; ++i) {
union pipe_color_union c = {};
if (!surfaces[i])
continue;
if (i > !!vlsurf->templat.interlaced)
c.f[0] = c.f[1] = c.f[2] = c.f[3] = 0.5f;
pipe->clear_render_target(pipe, surfaces[i], &c, 0, 0,
surfaces[i]->width, surfaces[i]->height);
}
pipe->flush(pipe, NULL, 0);
}