398 lines
14 KiB
C
398 lines
14 KiB
C
#define _GNU_SOURCE
|
|
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <va/va.h>
|
|
#include <va/va_drm.h>
|
|
#include <va/va_drmcommon.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
|
|
#include "va.h"
|
|
#include "kmsvnc.h"
|
|
|
|
extern struct kmsvnc_data *kmsvnc;
|
|
|
|
void va_cleanup() {
|
|
VAStatus s;
|
|
if (kmsvnc->va) {
|
|
if (kmsvnc->va->img_fmts) {
|
|
free(kmsvnc->va->img_fmts);
|
|
kmsvnc->va->img_fmts = NULL;
|
|
}
|
|
if (kmsvnc->va->imgbuf) {
|
|
VA_MAY(vaUnmapBuffer(kmsvnc->va->dpy, kmsvnc->va->image->buf));
|
|
kmsvnc->va->imgbuf = NULL;
|
|
}
|
|
if (kmsvnc->va->image) {
|
|
if ((s = vaDestroyImage(kmsvnc->va->dpy, kmsvnc->va->image->image_id)) == VA_STATUS_SUCCESS) {
|
|
free(kmsvnc->va->image);
|
|
}
|
|
VA_MAY(s);
|
|
kmsvnc->va->image = NULL;
|
|
}
|
|
if (kmsvnc->va->surface_id > 0) {
|
|
VA_MAY(vaDestroySurfaces(kmsvnc->va->dpy, &kmsvnc->va->surface_id, 1));
|
|
kmsvnc->va->surface_id = 0;
|
|
}
|
|
if (kmsvnc->va->dpy) {
|
|
VA_MAY(vaTerminate(kmsvnc->va->dpy));
|
|
kmsvnc->va->dpy = NULL;
|
|
}
|
|
if (kmsvnc->va->vendor_string) {
|
|
kmsvnc->va->vendor_string = NULL;
|
|
}
|
|
free(kmsvnc->va);
|
|
kmsvnc->va = NULL;
|
|
}
|
|
}
|
|
|
|
static void va_msg_callback(void *user_context, const char *message) {
|
|
if (kmsvnc->debug_enabled) {
|
|
printf("va msg: %s", message);
|
|
}
|
|
}
|
|
|
|
static void va_error_callback(void *user_context, const char *message) {
|
|
printf("va error: %s", message);
|
|
}
|
|
|
|
static char* fourcc_to_str(int fourcc) {
|
|
static char ret[5];
|
|
ret[4] = 0;
|
|
for (int i = 0; i < 4; i++) {
|
|
ret[i] = fourcc >> 8*i & 0xff;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static const struct {
|
|
uint32_t drm_fourcc;
|
|
uint32_t va_fourcc;
|
|
uint32_t va_rt_format;
|
|
char alpha;
|
|
} va_format_map[] = {
|
|
{KMSVNC_FOURCC_TO_INT('X', 'R', '2', '4'), KMSVNC_FOURCC_TO_INT('B', 'G', 'R', 'X'), VA_RT_FORMAT_RGB32, 0},
|
|
{KMSVNC_FOURCC_TO_INT('A', 'R', '2', '4'), KMSVNC_FOURCC_TO_INT('B', 'G', 'R', 'A'), VA_RT_FORMAT_RGB32, 1},
|
|
{KMSVNC_FOURCC_TO_INT('X', 'R', '3', '0'), KMSVNC_FOURCC_TO_INT('X', 'R', '3', '0'), VA_RT_FORMAT_RGB32_10, 0},
|
|
{KMSVNC_FOURCC_TO_INT('A', 'R', '3', '0'), KMSVNC_FOURCC_TO_INT('A', 'R', '3', '0'), VA_RT_FORMAT_RGB32_10, 1},
|
|
};
|
|
|
|
struct va_fmt_data {
|
|
uint32_t va_fourcc;
|
|
VAImageFormat *fmt;
|
|
char is_alpha;
|
|
uint32_t va_rt_format;
|
|
uint32_t depth;
|
|
};
|
|
|
|
static VAImageFormat* vaImgFmt_apply_quirks(struct va_fmt_data* data) {
|
|
static VAImageFormat ret = {0};
|
|
memcpy(&ret, data->fmt, sizeof(VAImageFormat));
|
|
if ((kmsvnc->va_byteorder_swap ^ !strncmp(kmsvnc->va->vendor_string, "Mesa", 4)) && data->depth != 30) {
|
|
printf("applying rgb mask byte order swap\n");
|
|
ret.blue_mask = __builtin_bswap32(data->fmt->blue_mask);
|
|
ret.green_mask = __builtin_bswap32(data->fmt->green_mask);
|
|
ret.red_mask = __builtin_bswap32(data->fmt->red_mask);
|
|
}
|
|
return &ret;
|
|
}
|
|
|
|
static void print_va_image_fmt(VAImageFormat *fmt) {
|
|
printf("image fmt: fourcc %d, %s, byte_order %s, bpp %d, depth %d, blue_mask %#x, green_mask %#x, red_mask %#x, alpha_mask %#x, reserved %#x %#x %#x %#x\n", fmt->fourcc,
|
|
fourcc_to_str(fmt->fourcc),
|
|
fmt->byte_order == 1 ? "VA_LSB_FIRST" : "VA_MSB_FIRST",
|
|
fmt->bits_per_pixel,
|
|
fmt->depth,
|
|
fmt->blue_mask,
|
|
fmt->green_mask,
|
|
fmt->red_mask,
|
|
fmt->alpha_mask,
|
|
fmt->va_reserved[0],
|
|
fmt->va_reserved[1],
|
|
fmt->va_reserved[2],
|
|
fmt->va_reserved[3]
|
|
);
|
|
}
|
|
|
|
int va_init() {
|
|
if (!kmsvnc->drm || !kmsvnc->drm->drm_fd || !kmsvnc->drm->prime_fd) {
|
|
KMSVNC_FATAL("drm is not initialized\n");
|
|
}
|
|
|
|
setenv("DISPLAY", "", 1);
|
|
setenv("WAYLAND_DISPLAY", "", 1);
|
|
|
|
struct kmsvnc_va_data *va = malloc(sizeof(struct kmsvnc_va_data));
|
|
if (!va) KMSVNC_FATAL("memory allocation error at %s:%d\n", __FILE__, __LINE__);
|
|
memset(va, 0, sizeof(struct kmsvnc_va_data));
|
|
kmsvnc->va = va;
|
|
|
|
char* render_node;
|
|
int effective_fd = 0;
|
|
if ((render_node = drmGetRenderDeviceNameFromFd(kmsvnc->drm->drm_fd))) {
|
|
va->render_node_fd = open(render_node, O_RDWR);
|
|
free(render_node);
|
|
}
|
|
else {
|
|
printf("Using non-render node because the device does not have an associated render node.\n");
|
|
}
|
|
if (va->render_node_fd > 0) {
|
|
effective_fd = va->render_node_fd;
|
|
}
|
|
else {
|
|
printf("Using non-render node because render node fails to open.\n");
|
|
effective_fd = kmsvnc->drm->drm_fd;
|
|
}
|
|
|
|
va->dpy = vaGetDisplayDRM(effective_fd);
|
|
if (!va->dpy) {
|
|
KMSVNC_FATAL("vaGetDisplayDRM failed\n");
|
|
}
|
|
|
|
vaSetErrorCallback(va->dpy, &va_error_callback, NULL);
|
|
vaSetInfoCallback(va->dpy, &va_msg_callback, NULL);
|
|
|
|
int major, minor;
|
|
VAStatus status;
|
|
VA_MUST(vaInitialize(va->dpy, &major, &minor));
|
|
|
|
va->vendor_string = vaQueryVendorString(va->dpy);
|
|
printf("vaapi vendor %s\n", va->vendor_string);
|
|
|
|
VADRMPRIMESurfaceDescriptor prime_desc;
|
|
VASurfaceAttrib prime_attrs[2] = {
|
|
{
|
|
.type = VASurfaceAttribMemoryType,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
|
|
},
|
|
{
|
|
.type = VASurfaceAttribExternalBufferDescriptor,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypePointer,
|
|
.value.value.p = &prime_desc,
|
|
}
|
|
};
|
|
|
|
uint32_t rt_format = 0;
|
|
char is_alpha = 0;
|
|
for (int i = 0; i < KMSVNC_ARRAY_ELEMENTS(va_format_map); i++) {
|
|
if (kmsvnc->drm->mfb->pixel_format == va_format_map[i].drm_fourcc) {
|
|
prime_desc.fourcc = va_format_map[i].va_fourcc;
|
|
rt_format = va_format_map[i].va_rt_format;
|
|
is_alpha = va_format_map[i].alpha;
|
|
break;
|
|
}
|
|
}
|
|
if (!rt_format) {
|
|
KMSVNC_FATAL("Unsupported pixfmt %s for vaapi, please create an issue with your pixfmt.", kmsvnc->drm->pixfmt_name);
|
|
}
|
|
if (kmsvnc->debug_enabled) {
|
|
printf("selected rt_format %u, alpha %d\n", rt_format, is_alpha);
|
|
}
|
|
prime_desc.width = kmsvnc->drm->mfb->width;
|
|
prime_desc.height = kmsvnc->drm->mfb->height;
|
|
|
|
int i;
|
|
int max_size = 0;
|
|
for (i = 0; i < 4; i++) {
|
|
int size = kmsvnc->drm->mfb->offsets[i] + kmsvnc->drm->mfb->height * kmsvnc->drm->mfb->pitches[i];
|
|
if (size > max_size) max_size = size;
|
|
}
|
|
for (i = 0; i < 4; i++) {
|
|
prime_desc.objects[i].fd = kmsvnc->drm->prime_fd;
|
|
prime_desc.objects[i].size = max_size;
|
|
prime_desc.objects[i].drm_format_modifier = kmsvnc->drm->mfb->modifier;
|
|
}
|
|
|
|
prime_desc.num_layers = 1;
|
|
prime_desc.layers[0].drm_format = kmsvnc->drm->mfb->pixel_format;
|
|
for (i = 0; i < 4; i++) {
|
|
prime_desc.layers[0].object_index[i] = 0;
|
|
prime_desc.layers[0].offset[i] = kmsvnc->drm->mfb->offsets[i];
|
|
prime_desc.layers[0].pitch[i] = kmsvnc->drm->mfb->pitches[i];
|
|
}
|
|
for (i = 0; i < 4; i++) {
|
|
if (!kmsvnc->drm->mfb->handles[i]) {
|
|
break;
|
|
}
|
|
}
|
|
prime_desc.layers[0].num_planes = i;
|
|
prime_desc.num_objects = 1;
|
|
|
|
VAStatus s;
|
|
if ((s = vaCreateSurfaces(va->dpy, rt_format,
|
|
kmsvnc->drm->mfb->width, kmsvnc->drm->mfb->height, &va->surface_id, 1,
|
|
prime_attrs, KMSVNC_ARRAY_ELEMENTS(prime_attrs))) != VA_STATUS_SUCCESS)
|
|
{
|
|
printf("vaCreateSurfaces prime2 error %#x %s, trying prime\n", s, vaErrorStr(s));
|
|
|
|
VASurfaceAttribExternalBuffers buffer_desc;
|
|
VASurfaceAttrib buffer_attrs[2] = {
|
|
{
|
|
.type = VASurfaceAttribMemoryType,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypeInteger,
|
|
.value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME,
|
|
},
|
|
{
|
|
.type = VASurfaceAttribExternalBufferDescriptor,
|
|
.flags = VA_SURFACE_ATTRIB_SETTABLE,
|
|
.value.type = VAGenericValueTypePointer,
|
|
.value.value.p = &buffer_desc,
|
|
}
|
|
};
|
|
|
|
unsigned long fd = kmsvnc->drm->prime_fd;
|
|
|
|
buffer_desc.pixel_format = prime_desc.fourcc;
|
|
buffer_desc.width = kmsvnc->drm->mfb->width;
|
|
buffer_desc.height = kmsvnc->drm->mfb->height;
|
|
buffer_desc.data_size = max_size;
|
|
buffer_desc.buffers = &fd;
|
|
buffer_desc.num_buffers = 1;
|
|
buffer_desc.flags = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
buffer_desc.pitches[i] = kmsvnc->drm->mfb->pitches[i];
|
|
buffer_desc.offsets[i] = kmsvnc->drm->mfb->offsets[i];
|
|
}
|
|
buffer_desc.num_planes = prime_desc.layers[0].num_planes;
|
|
|
|
|
|
VA_MUST(vaCreateSurfaces(va->dpy, rt_format,
|
|
kmsvnc->drm->mfb->width, kmsvnc->drm->mfb->height, &va->surface_id, 1,
|
|
buffer_attrs, KMSVNC_ARRAY_ELEMENTS(buffer_attrs)));
|
|
}
|
|
|
|
|
|
va->img_fmt_count = vaMaxNumImageFormats(va->dpy);
|
|
va->img_fmts = malloc(sizeof(VAImageFormat) * va->img_fmt_count);
|
|
if (!va->img_fmts) KMSVNC_FATAL("memory allocation error at %s:%d\n", __FILE__, __LINE__);
|
|
{
|
|
int got;
|
|
vaQueryImageFormats(va->dpy, va->img_fmts, &got);
|
|
if (got != va->img_fmt_count) {
|
|
printf("got less VAImageFormats, %d instead of %d\n", got, va->img_fmt_count);
|
|
va->img_fmt_count = got;
|
|
}
|
|
}
|
|
|
|
if (kmsvnc->debug_enabled) {
|
|
for (int i = 0; i < va->img_fmt_count; i++) {
|
|
print_va_image_fmt(va->img_fmts + i);
|
|
}
|
|
}
|
|
|
|
struct va_fmt_data format_to_try[] = {
|
|
{KMSVNC_FOURCC_TO_INT('R','G','B','X'), NULL, 0, VA_RT_FORMAT_RGB32, 24},
|
|
{KMSVNC_FOURCC_TO_INT('R','G','B','A'), NULL, 1, VA_RT_FORMAT_RGB32, 32},
|
|
|
|
{KMSVNC_FOURCC_TO_INT('X','B','G','R'), NULL, 0, VA_RT_FORMAT_RGB32, 24},
|
|
{KMSVNC_FOURCC_TO_INT('A','B','G','R'), NULL, 1, VA_RT_FORMAT_RGB32, 32},
|
|
|
|
{KMSVNC_FOURCC_TO_INT('X','R','G','B'), NULL, 0, VA_RT_FORMAT_RGB32, 24},
|
|
{KMSVNC_FOURCC_TO_INT('A','R','G','B'), NULL, 1, VA_RT_FORMAT_RGB32, 32},
|
|
|
|
{KMSVNC_FOURCC_TO_INT('B','G','R','X'), NULL, 0, VA_RT_FORMAT_RGB32, 24},
|
|
{KMSVNC_FOURCC_TO_INT('B','G','R','A'), NULL, 1, VA_RT_FORMAT_RGB32, 32},
|
|
|
|
|
|
{KMSVNC_FOURCC_TO_INT('X','R','3','0'), NULL, 0, VA_RT_FORMAT_RGB32_10, 30},
|
|
{KMSVNC_FOURCC_TO_INT('A','R','3','0'), NULL, 1, VA_RT_FORMAT_RGB32_10, 30},
|
|
{KMSVNC_FOURCC_TO_INT('X','B','3','0'), NULL, 0, VA_RT_FORMAT_RGB32_10, 30},
|
|
{KMSVNC_FOURCC_TO_INT('A','B','3','0'), NULL, 1, VA_RT_FORMAT_RGB32_10, 30},
|
|
};
|
|
|
|
for (int i = 0; i < va->img_fmt_count; i++) {
|
|
for (int j = 0; j < KMSVNC_ARRAY_ELEMENTS(format_to_try); j++) {
|
|
if (va->img_fmts[i].fourcc == format_to_try[j].va_fourcc) {
|
|
format_to_try[j].fmt = va->img_fmts + i;
|
|
}
|
|
}
|
|
}
|
|
|
|
va->image = malloc(sizeof(VAImage));
|
|
if (!va->image) KMSVNC_FATAL("memory allocation error at %s:%d\n", __FILE__, __LINE__);
|
|
|
|
va->derive_enabled = 0;
|
|
va->derive_enabled = kmsvnc->va_derive_enabled < 0 ? va->derive_enabled : kmsvnc->va_derive_enabled != 0;
|
|
if (va->derive_enabled) {
|
|
if ((s = vaDeriveImage(va->dpy, va->surface_id, va->image)) == VA_STATUS_SUCCESS) {
|
|
for (int i = 0; i < KMSVNC_ARRAY_ELEMENTS(format_to_try); i++) {
|
|
if (format_to_try[i].fmt == NULL) continue;
|
|
if (va->image->format.fourcc == format_to_try[i].fmt->fourcc) {
|
|
va->selected_fmt = vaImgFmt_apply_quirks(format_to_try + i);
|
|
break;
|
|
}
|
|
}
|
|
if (!va->selected_fmt) {
|
|
va->derive_enabled = 0;
|
|
printf("vaDeriveImage returned unknown fourcc %d %s\n", va->image->format.fourcc, fourcc_to_str(va->image->format.fourcc));
|
|
VA_MAY(vaDestroyImage(kmsvnc->va->dpy, kmsvnc->va->image->image_id));
|
|
}
|
|
}
|
|
VA_MAY(s);
|
|
}
|
|
if (va->derive_enabled) {
|
|
if ((s = vaMapBuffer(va->dpy, va->image->buf, (void**)&va->imgbuf)) != VA_STATUS_SUCCESS) {
|
|
VA_MAY(s);
|
|
VA_MAY(vaDestroyImage(kmsvnc->va->dpy, kmsvnc->va->image->image_id));
|
|
va->derive_enabled = 0;
|
|
}
|
|
}
|
|
if (!va->derive_enabled) {
|
|
for (int i = 0; i < KMSVNC_ARRAY_ELEMENTS(format_to_try); i++) {
|
|
if (format_to_try[i].fmt == NULL) continue;
|
|
if (!kmsvnc->debug_enabled && rt_format != format_to_try[i].va_rt_format) continue;
|
|
if (is_alpha != format_to_try[i].is_alpha) continue;
|
|
|
|
VAImageFormat *fmt = format_to_try[i].fmt;
|
|
if ((s = vaCreateImage(va->dpy, fmt, kmsvnc->drm->mfb->width, kmsvnc->drm->mfb->height, va->image)) != VA_STATUS_SUCCESS) {
|
|
VA_MAY(s);
|
|
continue;
|
|
}
|
|
if ((s = vaMapBuffer(va->dpy, va->image->buf, (void**)&va->imgbuf)) != VA_STATUS_SUCCESS) {
|
|
VA_MAY(s);
|
|
VA_MAY(vaDestroyImage(kmsvnc->va->dpy, kmsvnc->va->image->image_id));
|
|
continue;
|
|
}
|
|
if ((s = vaGetImage(kmsvnc->va->dpy, kmsvnc->va->surface_id, 0, 0,
|
|
kmsvnc->drm->mfb->width, kmsvnc->drm->mfb->height,
|
|
kmsvnc->va->image->image_id)) != VA_STATUS_SUCCESS)
|
|
{
|
|
VA_MAY(s);
|
|
VA_MAY(vaUnmapBuffer(kmsvnc->va->dpy, kmsvnc->va->image->buf));
|
|
VA_MAY(vaDestroyImage(kmsvnc->va->dpy, kmsvnc->va->image->image_id));
|
|
continue;
|
|
}
|
|
else {
|
|
va->selected_fmt = vaImgFmt_apply_quirks(format_to_try + i);
|
|
break;
|
|
}
|
|
}
|
|
if (!va->selected_fmt) {
|
|
va->imgbuf = NULL;
|
|
KMSVNC_FATAL("failed to get vaapi image\n");
|
|
}
|
|
}
|
|
printf("got vaapi %simage:\n", va->derive_enabled ? "derive " : "");
|
|
print_va_image_fmt(&va->image->format);
|
|
if (kmsvnc->debug_enabled) {
|
|
fprintf(stderr, "selected image format:\n");
|
|
print_va_image_fmt(va->selected_fmt);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int va_hwframe_to_vaapi(char *out) {
|
|
if (!kmsvnc->va->derive_enabled) {
|
|
VA_MUST(vaGetImage(kmsvnc->va->dpy, kmsvnc->va->surface_id, 0, 0,
|
|
kmsvnc->drm->mfb->width, kmsvnc->drm->mfb->height, kmsvnc->va->image->image_id));
|
|
}
|
|
memcpy(out, kmsvnc->va->imgbuf, kmsvnc->drm->mfb->width * kmsvnc->drm->mfb->height * BYTES_PER_PIXEL);
|
|
return 0;
|
|
}
|