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Un-break raw file thumbnails

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This commit is contained in:
simon987 2022-02-26 20:37:45 -05:00
parent 25ab883063
commit 499eb2b2e4
1 changed files with 29 additions and 15 deletions
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34
third-party/libscan/libscan/raw/raw.c vendored
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@ -7,8 +7,22 @@
#define MIN_SIZE 32 #define MIN_SIZE 32
int store_thumbnail_jpeg(scan_raw_ctx_t *ctx, libraw_processed_image_t *img, document_t *doc) { int store_thumbnail_jpeg(scan_raw_ctx_t *ctx, libraw_thumbnail_t img, document_t *doc) {
return store_image_thumbnail((scan_media_ctx_t *) ctx, img->data, img->data_size, doc, "x.jpeg");
scan_media_ctx_t media_ctx = {
.read_subtitles = FALSE,
.tn_count = 1,
.max_media_buffer = 0,
.store = ctx->store,
.log = ctx->log,
.logf = ctx->logf,
.tn_size = ctx->tn_size,
.tn_qscale = ctx->tn_qscale,
.tesseract_lang = NULL,
.tesseract_path = NULL
};
return store_image_thumbnail(&media_ctx, img.thumb, img.tlength, doc, "x.jpeg");
} }
int store_thumbnail_rgb24(scan_raw_ctx_t *ctx, libraw_processed_image_t *img, document_t *doc) { int store_thumbnail_rgb24(scan_raw_ctx_t *ctx, libraw_processed_image_t *img, document_t *doc) {
@ -171,6 +185,13 @@ void parse_raw(scan_raw_ctx_t *ctx, vfile_t *f, document_t *doc) {
return; return;
} }
int tn_ok = 0;
if (libraw_lib->thumbnail.tformat == LIBRAW_THUMBNAIL_JPEG) {
tn_ok = store_thumbnail_jpeg(ctx, libraw_lib->thumbnail, doc);
} else if (libraw_lib->thumbnail.tformat == LIBRAW_THUMBNAIL_BITMAP) {
// TODO: technically this should work but is currently untested
int errc = 0; int errc = 0;
libraw_processed_image_t *thumb = libraw_dcraw_make_mem_thumb(libraw_lib, &errc); libraw_processed_image_t *thumb = libraw_dcraw_make_mem_thumb(libraw_lib, &errc);
if (errc != 0) { if (errc != 0) {
@ -180,16 +201,9 @@ void parse_raw(scan_raw_ctx_t *ctx, vfile_t *f, document_t *doc) {
return; return;
} }
int tn_ok = 0;
if (libraw_lib->thumbnail.tformat == LIBRAW_THUMBNAIL_JPEG) {
tn_ok = store_thumbnail_jpeg(ctx, thumb, doc);
} else if (libraw_lib->thumbnail.tformat == LIBRAW_THUMBNAIL_BITMAP) {
// TODO: technically this should work but is currently untested
tn_ok = store_thumbnail_rgb24(ctx, thumb, doc); tn_ok = store_thumbnail_rgb24(ctx, thumb, doc);
} }
libraw_dcraw_clear_mem(thumb);
if (tn_ok == TRUE) { if (tn_ok == TRUE) {
free(buf); free(buf);
libraw_close(libraw_lib); libraw_close(libraw_lib);
@ -206,7 +220,7 @@ void parse_raw(scan_raw_ctx_t *ctx, vfile_t *f, document_t *doc) {
libraw_dcraw_process(libraw_lib); libraw_dcraw_process(libraw_lib);
errc = 0; int errc = 0;
libraw_processed_image_t *img = libraw_dcraw_make_mem_image(libraw_lib, &errc); libraw_processed_image_t *img = libraw_dcraw_make_mem_image(libraw_lib, &errc);
if (errc != 0) { if (errc != 0) {
free(buf); free(buf);