static pixmap_t *
fa_image_from_video(const char *url0, const image_meta_t *im,
char *errbuf, size_t errlen, int *cache_control,
cancellable_t *c)
{
static char *stated_url;
static fa_stat_t fs;
time_t stattime = 0;
time_t mtime = 0;
pixmap_t *pm = NULL;
char cacheid[512];
char *url = mystrdupa(url0);
char *tim = strchr(url, '#');
const char *siz;
*tim++ = 0;
int secs = atoi(tim);
hts_mutex_lock(&image_from_video_mutex[0]);
if(strcmp(url, stated_url ?: "")) {
free(stated_url);
stated_url = NULL;
if(fa_stat(url, &fs, errbuf, errlen)) {
hts_mutex_unlock(&image_from_video_mutex[0]);
return NULL;
}
stated_url = strdup(url);
}
stattime = fs.fs_mtime;
hts_mutex_unlock(&image_from_video_mutex[0]);
if(im->im_req_width < 100 && im->im_req_height < 100) {
siz = "min";
} else if(im->im_req_width < 200 && im->im_req_height < 200) {
siz = "mid";
} else {
siz = "max";
}
snprintf(cacheid, sizeof(cacheid), "%s-%s", url0, siz);
buf_t *b = blobcache_get(cacheid, "videothumb", 0, 0, NULL, &mtime);
if(b != NULL && mtime == stattime) {
pm = pixmap_alloc_coded(b->b_ptr, b->b_size, PIXMAP_JPEG);
buf_release(b);
return pm;
}
buf_release(b);
if(ONLY_CACHED(cache_control)) {
snprintf(errbuf, errlen, "Not cached");
return NULL;
}
hts_mutex_lock(&image_from_video_mutex[1]);
pm = fa_image_from_video2(url, im, cacheid, errbuf, errlen,
secs, stattime, c);
hts_mutex_unlock(&image_from_video_mutex[1]);
return pm;
}
static pixmap_t *
fa_image_from_video(const char *url0, const image_meta_t *im,
char *errbuf, size_t errlen, int *cache_control,
fa_load_cb_t *cb, void *opaque)
{
static char *stated_url;
static fa_stat_t fs;
time_t stattime = 0;
time_t mtime = 0;
pixmap_t *pm = NULL;
char cacheid[512];
void *data;
size_t datasize;
char *url = mystrdupa(url0);
char *tim = strchr(url, '#');
*tim++ = 0;
int secs = atoi(tim);
hts_mutex_lock(&image_from_video_mutex);
if(strcmp(url, stated_url ?: "")) {
free(stated_url);
stated_url = NULL;
if(fa_stat(url, &fs, errbuf, errlen)) {
hts_mutex_unlock(&image_from_video_mutex);
return NULL;
}
stated_url = strdup(url);
}
stattime = fs.fs_mtime;
hts_mutex_unlock(&image_from_video_mutex);
snprintf(cacheid, sizeof(cacheid), "%s-%d-%d-3",
url0, im->im_req_width, im->im_req_height);
data = blobcache_get(cacheid, "videothumb", &datasize, 0, 0,
NULL, &mtime);
if(data != NULL && mtime == stattime) {
pm = pixmap_alloc_coded(data, datasize, PIXMAP_PNG);
free(data);
return pm;
}
if(ONLY_CACHED(cache_control)) {
snprintf(errbuf, errlen, "Not cached");
return NULL;
}
hts_mutex_lock(&image_from_video_mutex);
pm = fa_image_from_video2(url, im, cacheid, errbuf, errlen,
secs, stattime, cb, opaque);
hts_mutex_unlock(&image_from_video_mutex);
return pm;
}
pixmap_t *
fa_imageloader(const char *url, const struct image_meta *im,
const char **vpaths, char *errbuf, size_t errlen,
int *cache_control, cancellable_t *c)
{
uint8_t p[16];
int r;
int width = -1, height = -1, orientation = 0;
fa_handle_t *fh;
pixmap_t *pm;
pixmap_type_t fmt;
#if ENABLE_LIBAV
if(strchr(url, '#'))
return fa_image_from_video(url, im, errbuf, errlen, cache_control, c);
#endif
if(!im->im_want_thumb)
return fa_imageloader2(url, vpaths, errbuf, errlen, cache_control, c);
fa_open_extra_t foe = {
.foe_c = c
};
if((fh = fa_open_vpaths(url, vpaths, errbuf, errlen,
FA_BUFFERED_SMALL, &foe)) == NULL)
return NULL;
if(ONLY_CACHED(cache_control)) {
snprintf(errbuf, errlen, "Not cached");
return NULL;
}
if(fa_read(fh, p, sizeof(p)) != sizeof(p)) {
snprintf(errbuf, errlen, "File too short");
fa_close(fh);
return NULL;
}
/* Probe format */
if((p[6] == 'J' && p[7] == 'F' && p[8] == 'I' && p[9] == 'F') ||
(p[6] == 'E' && p[7] == 'x' && p[8] == 'i' && p[9] == 'f')) {
jpeginfo_t ji;
if(jpeg_info(&ji, jpeginfo_reader, fh,
JPEG_INFO_DIMENSIONS |
JPEG_INFO_ORIENTATION |
(im->im_want_thumb ? JPEG_INFO_THUMBNAIL : 0),
p, sizeof(p), errbuf, errlen)) {
fa_close(fh);
return NULL;
}
if(im->im_want_thumb && ji.ji_thumbnail) {
pixmap_t *pm = pixmap_dup(ji.ji_thumbnail);
fa_close(fh);
jpeg_info_clear(&ji);
return pm;
}
fmt = PIXMAP_JPEG;
width = ji.ji_width;
height = ji.ji_height;
orientation = ji.ji_orientation;
jpeg_info_clear(&ji);
} else if(!memcmp(pngsig, p, 8)) {
fmt = PIXMAP_PNG;
} else if(!memcmp(gif87sig, p, sizeof(gif87sig)) ||
!memcmp(gif89sig, p, sizeof(gif89sig))) {
fmt = PIXMAP_GIF;
} else if(!memcmp(svgsig1, p, sizeof(svgsig1)) ||
!memcmp(svgsig2, p, sizeof(svgsig2))) {
fmt = PIXMAP_SVG;
} else {
snprintf(errbuf, errlen, "Unknown format");
fa_close(fh);
return NULL;
}
int64_t s = fa_fsize(fh);
if(s < 0) {
snprintf(errbuf, errlen, "Can't read from non-seekable file");
fa_close(fh);
return NULL;
}
pm = pixmap_alloc_coded(NULL, s, fmt);
if(pm == NULL) {
snprintf(errbuf, errlen, "Out of memory");
fa_close(fh);
return NULL;
}
pm->pm_width = width;
pm->pm_height = height;
pm->pm_orientation = orientation;
fa_seek(fh, SEEK_SET, 0);
r = fa_read(fh, pm->pm_data, pm->pm_size);
fa_close(fh);
if(r != pm->pm_size) {
pixmap_release(pm);
snprintf(errbuf, errlen, "Read error");
return NULL;
}
return pm;
}
static image_t *
fa_image_from_video(const char *url0, const image_meta_t *im,
char *errbuf, size_t errlen, int *cache_control,
cancellable_t *c)
{
static char *stated_url;
static fa_stat_t fs;
time_t stattime = 0;
time_t mtime = 0;
image_t *img = NULL;
char cacheid[512];
char *url = mystrdupa(url0);
char *tim = strchr(url, '#');
const char *siz;
*tim++ = 0;
int secs;
if(!strcmp(tim, "cover"))
secs = -1;
else
secs = atoi(tim);
hts_mutex_lock(&image_from_video_mutex[0]);
if(strcmp(url, stated_url ?: "")) {
free(stated_url);
stated_url = NULL;
if(fa_stat(url, &fs, errbuf, errlen)) {
hts_mutex_unlock(&image_from_video_mutex[0]);
return NULL;
}
stated_url = strdup(url);
}
stattime = fs.fs_mtime;
hts_mutex_unlock(&image_from_video_mutex[0]);
if(im->im_req_width < 100 && im->im_req_height < 100) {
siz = "min";
} else if(im->im_req_width < 200 && im->im_req_height < 200) {
siz = "mid";
} else {
siz = "max";
}
snprintf(cacheid, sizeof(cacheid), "%s-%s", url0, siz);
buf_t *b = blobcache_get(cacheid, "videothumb", 0, 0, NULL, &mtime);
if(b != NULL && mtime == stattime) {
img = image_coded_create_from_buf(b, IMAGE_JPEG);
buf_release(b);
return img;
}
buf_release(b);
if(ONLY_CACHED(cache_control)) {
snprintf(errbuf, errlen, "Not cached");
return NULL;
}
hts_mutex_lock(&image_from_video_mutex[1]);
img = fa_image_from_video2(url, im, cacheid, errbuf, errlen,
secs, stattime, c);
hts_mutex_unlock(&image_from_video_mutex[1]);
if(img != NULL)
img->im_flags |= IMAGE_ADAPTED;
return img;
}
image_t *
fa_imageloader(const char *url, const struct image_meta *im,
const char **vpaths, char *errbuf, size_t errlen,
int *cache_control, cancellable_t *c)
{
uint8_t p[16];
int r;
int width = -1, height = -1, orientation = 0;
fa_handle_t *fh;
image_t *img;
image_coded_type_t fmt;
#if ENABLE_LIBAV
if(strchr(url, '#'))
return fa_image_from_video(url, im, errbuf, errlen, cache_control, c);
#endif
if(!im->im_want_thumb)
return fa_imageloader2(url, vpaths, errbuf, errlen, cache_control, c);
fa_open_extra_t foe = {
.foe_cancellable = c
};
if((fh = fa_open_vpaths(url, vpaths, errbuf, errlen,
FA_BUFFERED_SMALL, &foe)) == NULL)
return NULL;
if(ONLY_CACHED(cache_control)) {
snprintf(errbuf, errlen, "Not cached");
return NULL;
}
if(fa_read(fh, p, sizeof(p)) != sizeof(p)) {
snprintf(errbuf, errlen, "File too short");
fa_close(fh);
return NULL;
}
/* Probe format */
if(p[0] == 0xff && p[1] == 0xd8 && p[2] == 0xff) {
jpeginfo_t ji;
if(jpeg_info(&ji, jpeginfo_reader, fh,
JPEG_INFO_DIMENSIONS |
JPEG_INFO_ORIENTATION |
(im->im_want_thumb ? JPEG_INFO_THUMBNAIL : 0),
p, sizeof(p), errbuf, errlen)) {
fa_close(fh);
return NULL;
}
if(im->im_want_thumb && ji.ji_thumbnail) {
image_t *im = image_retain(ji.ji_thumbnail);
fa_close(fh);
jpeg_info_clear(&ji);
im->im_flags |= IMAGE_ADAPTED;
return im;
}
fmt = IMAGE_JPEG;
width = ji.ji_width;
height = ji.ji_height;
orientation = ji.ji_orientation;
jpeg_info_clear(&ji);
} else if(!memcmp(pngsig, p, 8)) {
fmt = IMAGE_PNG;
} else if(!memcmp(gif87sig, p, sizeof(gif87sig)) ||
!memcmp(gif89sig, p, sizeof(gif89sig))) {
fmt = IMAGE_GIF;
} else if(p[0] == 'B' && p[1] == 'M') {
fmt = IMAGE_BMP;
} else if(!memcmp(svgsig1, p, sizeof(svgsig1)) ||
!memcmp(svgsig2, p, sizeof(svgsig2))) {
fmt = IMAGE_SVG;
} else {
snprintf(errbuf, errlen, "Unknown format");
fa_close(fh);
return NULL;
}
int64_t s = fa_fsize(fh);
if(s < 0) {
snprintf(errbuf, errlen, "Can't read from non-seekable file");
fa_close(fh);
return NULL;
}
void *ptr;
img = image_coded_alloc(&ptr, s, fmt);
if(img == NULL) {
snprintf(errbuf, errlen, "Out of memory");
fa_close(fh);
return NULL;
}
img->im_width = width;
img->im_height = height;
img->im_orientation = orientation;
fa_seek(fh, SEEK_SET, 0);
r = fa_read(fh, ptr, s);
fa_close(fh);
if(r != s) {
image_release(img);
snprintf(errbuf, errlen, "Read error");
return NULL;
}
return img;
}
