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add pa_sound_file_too_big_to_cache()

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@355 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2005-09-16 00:04:29 +00:00
parent 668f3cdcbc
commit 48b2a87ed8
2 changed files with 38 additions and 1 deletions
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37
polyp/sound-file.c
View file

@ -75,7 +75,7 @@ int pa_sound_file_load(const char *fname, struct pa_sample_spec *ss, struct pa_m
} }
if ((l = pa_frame_size(ss)*sfinfo.frames) > MAX_FILE_SIZE) { if ((l = pa_frame_size(ss)*sfinfo.frames) > MAX_FILE_SIZE) {
pa_log(__FILE__": File to large\n"); pa_log(__FILE__": File too large\n");
goto finish; goto finish;
} }
@ -102,3 +102,38 @@ finish:
return ret; return ret;
} }
int pa_sound_file_too_big_to_cache(const char *fname) {
SNDFILE*sf = NULL;
SF_INFO sfinfo;
struct pa_sample_spec ss;
if (!(sf = sf_open(fname, SFM_READ, &sfinfo))) {
pa_log(__FILE__": Failed to open file %s\n", fname);
return 0;
}
sf_close(sf);
switch (sfinfo.format & SF_FORMAT_SUBMASK) {
case SF_FORMAT_FLOAT:
case SF_FORMAT_DOUBLE:
/* Only float and double need a special case. */
ss.format = PA_SAMPLE_FLOAT32NE;
break;
default:
/* Everything else is cleanly converted to signed 16 bit. */
ss.format = PA_SAMPLE_S16NE;
break;
}
ss.rate = sfinfo.samplerate;
ss.channels = sfinfo.channels;
if ((pa_frame_size(&ss) * sfinfo.frames) > MAX_FILE_SIZE) {
pa_log(__FILE__": File too large %s\n", fname);
return 1;
}
return 0;
}

2
polyp/sound-file.h
View file

@ -27,4 +27,6 @@
int pa_sound_file_load(const char *fname, struct pa_sample_spec *ss, struct pa_memchunk *chunk, struct pa_memblock_stat *s); int pa_sound_file_load(const char *fname, struct pa_sample_spec *ss, struct pa_memchunk *chunk, struct pa_memblock_stat *s);
int pa_sound_file_too_big_to_cache(const char *fname);
#endif #endif