Log Message:
Changes 1.2.7:
avformat/mpc: attempt to allocate a packet that is not smaller than the data \ 
inside it
avcodec/alsdec: Clear MPEG4AudioConfig so that no use of uninitialized memory is \ 
possible
avformat/flvenc: Do not allow creating h263/mpeg4 in flv without unofficial \ 
format extensions being enabled
avcodec/mss4: Fix () in MKVAL() macro
avcodec/mss34dsp: fix () in SOP* macros
avcodec/mlpdec: fix () in MSB_MASK() macro
avcodec/golomb-test: fix () in EXTEND() macro
avcodec/aac: fix () in IS_CODEBOOK_UNSIGNED macro
avcodec/libvorbisenc: dont add the duration to AV_NOPTS_VALUE
avutil/cpu: force mmx on selection of higher x86 SIMD features
avcodec/diracdec: move mc buffer allocation to per frame
avfilter/graphdump: Fix pointer to local outside scope
more...