Replace many includes of libavutil/common.h with what is actually needed

This reduces the number of false dependencies on header files and
speeds up compilation.

Originally committed as revision 22407 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/fft.c

@@ -26,6 +26,8 @@
  * FFT/IFFT transforms.
  */
 
+#include <stdlib.h>
+#include <string.h>
 #include "libavutil/mathematics.h"
 #include "fft.h"
 

libavcodec/mdct.c

@@ -19,6 +19,9 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include <stdlib.h>
+#include <string.h>
+#include "libavutil/common.h"
 #include "libavutil/mathematics.h"
 #include "fft.h"
 

libavcodec/rdft.c

@@ -18,6 +18,7 @@
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
+#include <stdlib.h>
 #include <math.h>
 #include "libavutil/mathematics.h"
 #include "fft.h"

libavutil/adler32.c

@@ -21,7 +21,7 @@
  * 3. This notice may not be removed or altered from any source distribution.
  */
 
-#include "common.h"
+#include "config.h"
 #include "adler32.h"
 
 #define BASE 65521L /* largest prime smaller than 65536 */
@@ -53,6 +53,7 @@ unsigned long av_adler32_update(unsigned long adler, const uint8_t *buf, unsigne
 
 #ifdef TEST
 #include "log.h"
+#include "timer.h"
 #define LEN 7001
 volatile int checksum;
 int main(void){

libavutil/adler32.h

@@ -22,7 +22,7 @@
 #define AVUTIL_ADLER32_H
 
 #include <stdint.h>
-#include "common.h"
+#include "attributes.h"
 
 unsigned long av_adler32_update(unsigned long adler, const uint8_t *buf,
                                 unsigned int len) av_pure;

libavutil/arm/bswap.h

@@ -21,7 +21,7 @@
 
 #include <stdint.h>
 #include "config.h"
-#include "libavutil/common.h"
+#include "libavutil/attributes.h"
 
 #ifdef __ARMCC_VERSION
 

libavutil/arm/intmath.h

@@ -22,7 +22,7 @@
 #define AVUTIL_ARM_INTMATH_H
 
 #include "config.h"
-#include "libavutil/common.h"
+#include "libavutil/attributes.h"
 
 #if HAVE_INLINE_ASM
 

libavutil/avr32/bswap.h

@@ -21,7 +21,7 @@
 
 #include <stdint.h>
 #include "config.h"
-#include "libavutil/common.h"
+#include "libavutil/attributes.h"
 
 #if HAVE_INLINE_ASM
 

libavutil/bfin/bswap.h

@@ -28,7 +28,7 @@
 
 #include <stdint.h>
 #include "config.h"
-#include "libavutil/common.h"
+#include "libavutil/attributes.h"
 
 #define bswap_32 bswap_32
 static av_always_inline av_const uint32_t bswap_32(uint32_t x)

libavutil/bswap.h

@@ -28,7 +28,7 @@
 
 #include <stdint.h>
 #include "config.h"
-#include "common.h"
+#include "attributes.h"
 
 #if   ARCH_ARM
 #   include "arm/bswap.h"