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Text postprocessor: be more verbose

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This commit is contained in:
Martin Pulec
2015-09-29 11:04:12 +02:00
parent 55af26e29d
commit 148b14948b
1 changed files with 19 additions and 4 deletions
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23
src/vo_postprocess/text.cpp
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@@ -142,16 +142,19 @@ int text_postprocess_reconfigure(void *state, struct video_desc desc)
s->wand = NewMagickWand();
status = MagickSetFormat(s->wand, colorspace);
if(status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickSetFormat failed!\n");
return FALSE;
}
status = MagickSetSize(s->wand, W, H);
if(status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickSetSize failed!\n");
return FALSE;
}
status = MagickSetDepth(s->wand, 8);
if(status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickSetDepth failed!\n");
return FALSE;
}
@@ -186,17 +189,29 @@ bool text_postprocess(void *state, struct video_frame *in, struct video_frame *o
MagickRemoveImage(s->wand);
auto status = MagickReadImageBlob(s->wand, tmp.get(), H * dstlinesize);
assert (status == MagickTrue);
if (status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickReadImageBlob failed!\n");
return false;
}
//double *ret = MagickQueryFontMetrics(wand, dw, s->text.c_str());
//fprintf(stderr, "%f %f %f %f %f\n", ret[0], ret[1], ret[2], ret[3], ret[4]);
unsigned char *data;
size_t data_len;
status = MagickAnnotateImage(s->wand, s->dw, MARGIN_X, MARGIN_Y + TEXT_H, 0, s->text.c_str());
assert (status == MagickTrue);
if (status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickAnnotateImage failed!\n");
return false;
}
status = MagickDrawImage(s->wand, s->dw);
assert (status == MagickTrue);
if (status != MagickTrue) {
log_msg(LOG_LEVEL_WARNING, "MagickDrawImage failed!\n");
return false;
}
data = MagickGetImageBlob(s->wand, &data_len);
assert(data);
if (!data) {
log_msg(LOG_LEVEL_WARNING, "MagickGetImageBlob failed!\n");
return false;
}
memcpy(out->tiles[0].data, in->tiles[0].data, in->tiles[0].data_len);