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audioconvert: improve fixate_format function readability even more

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Do the flags comparisons only once and re-use the result.
This commit is contained in:
Tim-Philipp Müller 2013-08-23 19:47:57 +01:00
parent f317061b9c
commit 0715e73725
1 changed files with 6 additions and 6 deletions
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12
gst/audioconvert/gstaudioconvert.c
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@ -474,6 +474,7 @@ gst_audio_convert_fixate_format (GstBaseTransform * base, GstStructure * ins,
for (i = 0; i < len; i++) {
const GstAudioFormatInfo *t_info;
GstAudioFormatFlags t_flags;
gboolean t_flags_better;
const GValue *val;
const gchar *fname;
gint t_depth;
@ -507,8 +508,9 @@ gst_audio_convert_fixate_format (GstBaseTransform * base, GstStructure * ins,
continue;
}
if (t_depth == in_depth && (out_depth != in_depth || (t_flags == in_flags
&& out_flags != in_flags))) {
t_flags_better = (t_flags == in_flags && out_flags != in_flags);
if (t_depth == in_depth && (out_depth != in_depth || t_flags_better)) {
/* Prefer to use the first format that has the same depth with the same
* flags, and if none with the same flags exist use the first other one
* that has the same depth */
@ -516,8 +518,7 @@ gst_audio_convert_fixate_format (GstBaseTransform * base, GstStructure * ins,
out_depth = t_depth;
out_flags = t_flags;
} else if (t_depth >= in_depth && (in_depth > out_depth
|| (out_depth >= in_depth && t_flags == in_flags
&& out_flags != in_flags))) {
|| (out_depth >= in_depth && t_flags_better))) {
/* Otherwise use the first format that has a higher depth with the same flags,
* if none with the same flags exist use the first other one that has a higher
* depth */
@ -525,8 +526,7 @@ gst_audio_convert_fixate_format (GstBaseTransform * base, GstStructure * ins,
out_depth = t_depth;
out_flags = t_flags;
} else if ((t_depth > out_depth && out_depth < in_depth)
|| (t_flags == in_flags && out_flags != in_flags
&& out_depth == t_depth)) {
|| (t_flags_better && out_depth == t_depth)) {
/* Else get at least the one with the highest depth, ideally with the same flags */
out_info = t_info;
out_depth = t_depth;