lavc: prefer the mp3float decoder to the mp3 decoder

On modern x86 systems its around 2x faster. For systems without
FPUs it'll be slower, but our policy is to prefer floating point
implementations and to let users decide what's best (or just not
compile them on systems without FPUs).
Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>

libavcodec/allcodecs.c

@@ -432,12 +432,12 @@ extern AVCodec ff_mp2_encoder;
 extern AVCodec ff_mp2_decoder;
 extern AVCodec ff_mp2float_decoder;
 extern AVCodec ff_mp2fixed_encoder;
-extern AVCodec ff_mp3_decoder;
 extern AVCodec ff_mp3float_decoder;
-extern AVCodec ff_mp3adu_decoder;
+extern AVCodec ff_mp3_decoder;
 extern AVCodec ff_mp3adufloat_decoder;
-extern AVCodec ff_mp3on4_decoder;
+extern AVCodec ff_mp3adu_decoder;
 extern AVCodec ff_mp3on4float_decoder;
+extern AVCodec ff_mp3on4_decoder;
 extern AVCodec ff_mpc7_decoder;
 extern AVCodec ff_mpc8_decoder;
 extern AVCodec ff_nellymoser_encoder;

tests/fate/gapless.mak

 FATE_GAPLESS-$(CONFIG_MP3_DEMUXER) += fate-gapless-mp3
-fate-gapless-mp3: CMD = gapless $(TARGET_SAMPLES)/gapless/gapless.mp3
+fate-gapless-mp3: CMD = gapless $(TARGET_SAMPLES)/gapless/gapless.mp3 "-c:a mp3"
 
 FATE_GAPLESS-$(CONFIG_MP3_DEMUXER) += fate-audiomatch-square-mp3
 fate-audiomatch-square-mp3: CMD = audio_match $(TARGET_SAMPLES)/audiomatch/square3.mp3 $(TARGET_SAMPLES)/audiomatch/square3.wav

tests/ref/fate/exif-image-embedded

@@ -50,7 +50,7 @@ pkt_duration=15040
 pkt_duration_time=0.001066
 pkt_pos=16292
 pkt_size=417
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=47
 channels=2
 channel_layout=stereo
@@ -69,7 +69,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=16709
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -88,7 +88,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=17127
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -107,7 +107,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=17545
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -126,7 +126,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=17963
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -145,7 +145,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=18381
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -164,7 +164,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=18799
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -183,7 +183,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=19217
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -202,7 +202,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=19635
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -221,7 +221,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=20053
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -240,7 +240,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=20471
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -259,7 +259,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=20889
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -278,7 +278,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=21307
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -297,7 +297,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=21725
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -316,7 +316,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=22143
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -335,7 +335,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=22561
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -354,7 +354,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=22979
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -373,7 +373,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=23397
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -392,7 +392,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=23815
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -411,7 +411,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=24233
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo
@@ -430,7 +430,7 @@ pkt_duration=368640
 pkt_duration_time=0.026122
 pkt_pos=24651
 pkt_size=418
-sample_fmt=s16p
+sample_fmt=fltp
 nb_samples=1152
 channels=2
 channel_layout=stereo