use common aac sample rate tables

Originally committed as revision 12671 to svn://svn.ffmpeg.org/ffmpeg/trunk

Aurelien Jacobs committed 18 years ago

Commit 7bfacd41 parent b2fec0f3 files · +9 −14Browse files

Unified · Split

3 files

 # libavformat dependencies
 OBJS-$(CONFIG_GXF_DEMUXER)             += mpeg12data.o
-OBJS-$(CONFIG_MATROSKA_AUDIO_MUXER)    += xiph.o
+OBJS-$(CONFIG_MATROSKA_AUDIO_MUXER)    += xiph.o mpeg4audio.o
-OBJS-$(CONFIG_MATROSKA_MUXER)          += xiph.o
+OBJS-$(CONFIG_MATROSKA_DEMUXER)        += mpeg4audio.o
+OBJS-$(CONFIG_MATROSKA_MUXER)          += xiph.o mpeg4audio.o
 OBJS-$(CONFIG_NUT_MUXER)               += mpegaudiodata.o
 OBJS-$(CONFIG_OGG_MUXER)               += xiph.o
 OBJS-$(CONFIG_RTP_MUXER)               += mpegvideo.o

 #include "riff.h"
 #include "intfloat_readwrite.h"
 #include "matroska.h"
+#include "libavcodec/mpeg4audio.h"
 typedef struct Track {
     MatroskaTrackType type;
 static int
 matroska_aac_sri (int samplerate)
 {
-    static const int aac_sample_rates[] = {
-        96000, 88200, 64000, 48000, 44100, 32000,
-        24000, 22050, 16000, 12000, 11025,  8000,
-    };
     int sri;
-    for (sri=0; sri<ARRAY_SIZE(aac_sample_rates); sri++)
+    for (sri=0; sri<ARRAY_SIZE(ff_mpeg4audio_sample_rates); sri++)
-        if (aac_sample_rates[sri] == samplerate)
+        if (ff_mpeg4audio_sample_rates[sri] == samplerate)
             break;
     return sri;
 }

 #include "xiph.h"
 #include "matroska.h"
 #include "avc.h"
+#include "libavcodec/mpeg4audio.h"
 typedef struct ebml_master {
     offset_t        pos;                ///< absolute offset in the file where the master's elements start
 static void get_aac_sample_rates(AVFormatContext *s, AVCodecContext *codec, int *sample_rate, int *output_sample_rate)
 {
-    static const int aac_sample_rates[] = {
-        96000, 88200, 64000, 48000, 44100, 32000,
-        24000, 22050, 16000, 12000, 11025,  8000,
-    };
     int sri;
     if (codec->extradata_size < 2) {
         av_log(s, AV_LOG_WARNING, "AAC samplerate index out of bounds\n");
         return;
     }
-    *sample_rate = aac_sample_rates[sri];
+    *sample_rate = ff_mpeg4audio_sample_rates[sri];
     // if sbr, get output sample rate as well
     if (codec->extradata_size == 5) {
             av_log(s, AV_LOG_WARNING, "AAC output samplerate index out of bounds\n");
             return;
         }
-        *output_sample_rate = aac_sample_rates[sri];
+        *output_sample_rate = ff_mpeg4audio_sample_rates[sri];
     }
 }

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