python-pillow/Pillow
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Merge branch 'master' of github.com:python-imaging/Pillow

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This commit is contained in:
Alex Clark 2013-10-24 06:02:29 -04:00
commit 46d33257ef
2 changed files with 29 additions and 19 deletions
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2
PIL/WebPImagePlugin.py
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@ -48,6 +48,7 @@ def _save(im, fp, filename):
if im.mode not in _VALID_WEBP_MODES:
raise IOError("cannot write mode %s as WEBP" % image_mode)
lossless = im.encoderinfo.get("lossless", False)
quality = im.encoderinfo.get("quality", 80)
icc_profile = im.encoderinfo.get("icc_profile", "")
exif = im.encoderinfo.get("exif", "")
@ -56,6 +57,7 @@ def _save(im, fp, filename):
im.tobytes(),
im.size[0],
im.size[1],
lossless,
float(quality),
im.mode,
icc_profile,

46
_webp.c
View File

@ -13,6 +13,7 @@ PyObject* WebPEncode_wrapper(PyObject* self, PyObject* args)
{
int width;
int height;
int lossless;
float quality_factor;
uint8_t *rgb;
uint8_t *icc_bytes;
@ -20,29 +21,36 @@ PyObject* WebPEncode_wrapper(PyObject* self, PyObject* args)
uint8_t *output;
char *mode;
Py_ssize_t size;
Py_ssize_t icc_size;
Py_ssize_t icc_size;
Py_ssize_t exif_size;
size_t ret_size;
if (!PyArg_ParseTuple(args, "s#iifss#s#",
(char**)&rgb, &size, &width, &height, &quality_factor, &mode,
if (!PyArg_ParseTuple(args, "s#iiOfss#s#",
(char**)&rgb, &size, &width, &height, &lossless, &quality_factor, &mode,
&icc_bytes, &icc_size, &exif_bytes, &exif_size)) {
Py_RETURN_NONE;
}
if (strcmp(mode, "RGBA")==0){
if (size < width * height * 4){
Py_RETURN_NONE;
}
ret_size = WebPEncodeRGBA(rgb, width, height, 4* width, quality_factor, &output);
} else if (strcmp(mode, "RGB")==0){
if (size < width * height * 3){
Py_RETURN_NONE;
}
ret_size = WebPEncodeRGB(rgb, width, height, 3* width, quality_factor, &output);
} else {
Py_RETURN_NONE;
}
if (strcmp(mode, "RGBA")==0){
if (size < width * height * 4){
Py_RETURN_NONE;
}
if (PyObject_IsTrue(lossless)) {
ret_size = WebPEncodeLosslessRGBA(rgb, width, height, 4* width, &output);
} else {
ret_size = WebPEncodeRGBA(rgb, width, height, 4* width, quality_factor, &output);
}
} else if (strcmp(mode, "RGB")==0){
if (size < width * height * 3){
Py_RETURN_NONE;
}
if (PyObject_IsTrue(lossless)) {
ret_size = WebPEncodeLosslessRGB(rgb, width, height, 3* width, &output);
} else {
ret_size = WebPEncodeRGB(rgb, width, height, 3* width, quality_factor, &output);
}
} else {
Py_RETURN_NONE;
}
#ifndef HAVE_WEBPMUX
if (ret_size > 0) {
@ -53,10 +61,10 @@ PyObject* WebPEncode_wrapper(PyObject* self, PyObject* args)
#else
{
/* I want to truncate the *_size items that get passed into webp
data. Pypy2.1.0 had some issues where the Py_ssize_t items had
data. Pypy2.1.0 had some issues where the Py_ssize_t items had
data in the upper byte. (Not sure why, it shouldn't have been there)
*/
int i_icc_size = (int)icc_size;
int i_icc_size = (int)icc_size;
int i_exif_size = (int)exif_size;
WebPData output_data = {0};
WebPData image = { output, ret_size };