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Kindle driver: Increase the size of the cover thumbnails sent by calibre to the device. This fixes the problem of cover thumbnails not showing up on the PaperWhite

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This commit is contained in:
Kovid Goyal 2012-10-18 08:29:45 +05:30
parent 651aeec502
commit beb3c260dc
2 changed files with 6 additions and 3 deletions
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8
src/calibre/devices/kindle/driver.py
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@ -285,8 +285,8 @@ class KINDLE(USBMS):
class KINDLE2(KINDLE): class KINDLE2(KINDLE):
name = 'Kindle 2/3/4/Touch Device Interface' name = 'Kindle 2/3/4/Touch/PaperWhite Device Interface'
description = _('Communicate with the Kindle 2/3/4/Touch eBook reader.') description = _('Communicate with the Kindle 2/3/4/Touch/PaperWhite eBook reader.')
FORMATS = ['azw', 'mobi', 'azw3', 'prc', 'azw1', 'tpz', 'azw4', 'pobi', 'pdf', 'txt'] FORMATS = ['azw', 'mobi', 'azw3', 'prc', 'azw1', 'tpz', 'azw4', 'pobi', 'pdf', 'txt']
DELETE_EXTS = KINDLE.DELETE_EXTS + ['.mbp1', '.mbs', '.sdr', '.han'] DELETE_EXTS = KINDLE.DELETE_EXTS + ['.mbp1', '.mbs', '.sdr', '.han']
@ -327,7 +327,9 @@ class KINDLE2(KINDLE):
OPT_APNX = 0 OPT_APNX = 0
OPT_APNX_ACCURATE = 1 OPT_APNX_ACCURATE = 1
OPT_APNX_CUST_COL = 2 OPT_APNX_CUST_COL = 2
THUMBNAIL_HEIGHT = 180 # x330 on the PaperWhite
THUMBNAIL_HEIGHT = 330
# x262 on the Touch. Doesn't choke on x330, though.
def formats_to_scan_for(self): def formats_to_scan_for(self):
ans = USBMS.formats_to_scan_for(self) | {'azw3'} ans = USBMS.formats_to_scan_for(self) | {'azw3'}

1
src/calibre/ebooks/mobi/__init__.py
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@ -7,6 +7,7 @@ __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
class MobiError(Exception): class MobiError(Exception):
pass pass
# That might be a bit small on the PW, but Amazon/KG 2.5 still uses these values, even when delivered to a PW
MAX_THUMB_SIZE = 16 * 1024 MAX_THUMB_SIZE = 16 * 1024
MAX_THUMB_DIMEN = (180, 240) MAX_THUMB_DIMEN = (180, 240)