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av_log: remove dumb shit

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It's the user's fault if he/she/it does something that is not
recommended.

Fixes #2110.
This commit is contained in:
wm4 2015-07-18 14:21:31 +02:00
parent bad3996d85
commit 5594333337
1 changed files with 1 additions and 24 deletions
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25
common/av_log.c
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@ -209,36 +209,13 @@ void print_libav_versions(struct mp_log *log, int v)
mp_msg(log, v, "%s library versions:\n", LIB_PREFIX); mp_msg(log, v, "%s library versions:\n", LIB_PREFIX);
bool mismatch = false;
bool broken = false;
for (int n = 0; n < MP_ARRAY_SIZE(libs); n++) { for (int n = 0; n < MP_ARRAY_SIZE(libs); n++) {
const struct lib *l = &libs[n]; const struct lib *l = &libs[n];
mp_msg(log, v, " %-15s %d.%d.%d", l->name, V(l->buildv)); mp_msg(log, v, " %-15s %d.%d.%d", l->name, V(l->buildv));
if (l->buildv != l->runv) { if (l->buildv != l->runv)
mp_msg(log, v, " (runtime %d.%d.%d)", V(l->runv)); mp_msg(log, v, " (runtime %d.%d.%d)", V(l->runv));
mismatch = true;
broken |= ((l->buildv & 255) >= 100) != ((l->runv & 255) >= 100);
}
mp_msg(log, v, "\n"); mp_msg(log, v, "\n");
} }
// This just won't work. It's 100% broken.
if (broken) {
mp_fatal(log, "mpv was compiled and linked against a mixture of Libav "
"and FFmpeg versions. This won't work and will most likely "
"crash at some point. Aborting.\n");
abort();
}
// We don't "really" support mismatched libraries, but if you like to
// suffer, you're free to enjoy the terrible aspects of dynamic linking.
// In particular, we don't use all these crazy accessors ffmpeg wants us
// to use in order to be ABI compatible after Libav merges - because that
// would make our code incompatible to Libav. It's madness.
if (mismatch) {
mp_warn(log, "Warning: mpv was compiled against a different version of "
"%s than the shared\nlibrary it is linked against. This can "
"expose subtle ABI compatibility issues\nand can lead to "
"misbehavior and crashes.\n", LIB_PREFIX);
}
#if HAVE_AV_VERSION_INFO #if HAVE_AV_VERSION_INFO
mp_msg(log, v, "%s version: %s\n", LIB_PREFIX, av_version_info()); mp_msg(log, v, "%s version: %s\n", LIB_PREFIX, av_version_info());