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/*
* Copyright (C) 2023 Mikhail Burakov. This file is part of receiver.
*
* receiver is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* receiver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with receiver. If not, see <https://www.gnu.org/licenses/>.
*/
#include "frame.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "util.h"
struct Frame* FrameCreate(uint32_t width, uint32_t height, uint32_t fourcc,
size_t nplanes, const struct FramePlane* planes) {
struct AUTO(Frame)* frame = malloc(sizeof(struct Frame));
if (!frame) {
LOG("Failed to allocate frame (%s)", strerror(errno));
return NULL;
}
*frame = (struct Frame){
.width = width,
.height = height,
.fourcc = fourcc,
.nplanes = nplanes,
.planes[0] = {.dmabuf_fd = -1, .pitch = 0, .offset = 0, .modifier = 0},
.planes[1] = {.dmabuf_fd = -1, .pitch = 0, .offset = 0, .modifier = 0},
.planes[2] = {.dmabuf_fd = -1, .pitch = 0, .offset = 0, .modifier = 0},
.planes[3] = {.dmabuf_fd = -1, .pitch = 0, .offset = 0, .modifier = 0},
};
for (size_t i = 0; i < nplanes; i++) {
frame->planes[i] = (struct FramePlane){
.dmabuf_fd = dup(planes[i].dmabuf_fd),
.pitch = planes[i].pitch,
.offset = planes[i].offset,
.modifier = planes[i].modifier,
};
if (frame->planes[i].dmabuf_fd == -1) {
LOG("Failed to dup dmabuf fd (%s)", strerror(errno));
return NULL;
}
}
return RELEASE(frame);
}
void FrameDestroy(struct Frame** frame) {
if (!frame || !*frame) return;
for (size_t i = (*frame)->nplanes; i; i--) {
if ((*frame)->planes[i].dmabuf_fd != -1)
close((*frame)->planes[i].dmabuf_fd);
}
}
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