summaryrefslogtreecommitdiffstats
Commit message (Collapse)AuthorAgeFilesLines
...
* | bluetooth: Run 'make update-sbc'Colin Guthrie2011-03-2013-25/+52
| | | | | | | | Note that changes to ipc.h from 8f3ef04b had to be manually reapplied.
* | build-sys: Make update-sbc, update-reserve and update-rtkit work in OOT buildsColin Guthrie2011-03-201-4/+4
| |
* | alsa-mixer: Refactoring: merge element_mute_volume(), element_zero_volume() ↵Tanu Kaskinen2011-03-201-67/+35
| | | | | | | | and element_apply_constant_volume() into a single function.
* | alsa-mixer: Implement constant volume.Tanu Kaskinen2011-03-203-12/+59
| | | | | | | | | | | | | | This change makes it possible to configure an arbitrary constant volume for a volume element in the path configuration, which is applied when the path is selected. Note: this is only useful when the exact hardware and driver are known beforehand.
* | Get rid of some warningsMaarten Bosmans2011-03-207-21/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Mostly warnings about unused stuff. Furthermore, the first hunk is a fix for the change in 177948a6. Finally, comment in AEC_dtd was translated and the code simplified slightly. CC module_bluetooth_device_la-module-bluetooth-device.lo modules/bluetooth/module-bluetooth-device.c: In function ‘a2dp_process_render’: modules/bluetooth/module-bluetooth-device.c:1335:30: warning: pointer targets in passing argument 6 of ‘sbc_encode’ differ in signedness [-Wpointer-sign] ../src/modules/bluetooth/sbc/sbc.h:92:9: note: expected ‘ssize_t *’ but argument is of type ‘size_t *’ CC module_rygel_media_server_la-module-rygel-media-server.lo modules/module-rygel-media-server.c:383:13: warning: ‘append_property_dict_entry_object_array’ defined but not used [-Wunused-function] CC module_echo_cancel_la-adrian-aec.lo modules/echo-cancel/adrian-aec.h:360:15: warning: ‘AEC_getambient’ defined but not used [-Wunused-function] modules/echo-cancel/adrian-aec.h:368:14: warning: ‘AEC_setgain’ defined but not used [-Wunused-function] modules/echo-cancel/adrian-aec.h:374:14: warning: ‘AEC_setaes’ defined but not used [-Wunused-function] modules/echo-cancel/adrian-aec.h:377:16: warning: ‘AEC_max_dotp_xf_xf’ declared ‘static’ but never defined [-Wunused-function] CC module_echo_cancel_la-module-echo-cancel.lo modules/echo-cancel/module-echo-cancel.c: In function ‘time_callback’: modules/echo-cancel/module-echo-cancel.c:266:12: warning: variable ‘fs’ set but not used [-Wunused-but-set-variable] CC module-virtual-sink.lo modules/module-virtual-sink.c: In function ‘sink_input_pop_cb’: modules/module-virtual-sink.c:206:15: warning: variable ‘current_latency’ set but not used [-Wunused-but-set-variable]
* | daemon: Fix missing include - cpu-orc.hArun Raghavan2011-03-201-0/+1
| |
* | Get rid of some warnings: -Wunsafe-loop-optimizationsMaarten Bosmans2011-03-202-8/+8
| | | | | | | | | | | | | | | | | | | | pulsecore/core-util.c: In function ‘pa_hexstr’: pulsecore/core-util.c:1858: warning: cannot optimize loop, the loop counter may overflow [-Wunsafe-loop-optimizations] modules/alsa/alsa-mixer.c: In function ‘pa_alsa_decibel_fix_dump’: modules/alsa/alsa-mixer.c:3678: warning: cannot optimize possibly infinite loops [-Wunsafe-loop-optimizations] modules/alsa/alsa-mixer.c: In function ‘pa_alsa_path_set_new’: modules/alsa/alsa-mixer.c:2640: warning: cannot optimize loop, the loop counter may overflow [-Wunsafe-loop-optimizations]
* | Get rid of some warnings: -Wunused-resultMaarten Bosmans2011-03-203-8/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | modules/module-default-device-restore.c: In function ‘load’: modules/module-default-device-restore.c:67: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result] modules/module-default-device-restore.c:88: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result] pulsecore/authkey.c: In function ‘generate’: pulsecore/authkey.c:58: warning: ignoring return value of ‘ftruncate’, declared with attribute warn_unused_result [-Wunused-result] pulsecore/core-util.c: In function ‘pa_make_secure_dir’: pulsecore/core-util.c:261: warning: ignoring return value of ‘fchown’, declared with attribute warn_unused_result [-Wunused-result]
* | Merge remote-tracking branch 'mkbosmans/mingw32-build'Colin Guthrie2011-03-2028-295/+265
|\ \ | |/ |/|
| * module-waveout: Fix record/playback argsMaarten Bosmans2011-03-191-8/+12
| |
| * module-waveout: Move thread creationMaarten Bosmans2011-03-191-9/+13
| |
| * module-waveout: Query device for supported samplerateMaarten Bosmans2011-03-191-23/+36
| | | | | | | | | | Instead of using a fixed list list of supported rates, ask the wave subsystem whether the rate can be used.
| * Fix pa_rtclock_from_wallclockMaarten Bosmans2011-03-192-19/+18
| | | | | | | | | | | | | | | | The HAVE_CLOCK_GETTIME macro protects timespec and related functions, nothing of which is used in pa_rtclock_from_wallclock. And silently just not converting was not the proper solution anyway. Also add an assert in pulse/mainloop.c to report the integer overflow that was triggered by the wrong pa_rtclock_from_wallclock. Without the assert, debugging was painful.
| * Use pulsecore/arpa-inet.h to make arpa/inet.h functionality availableMaarten Bosmans2011-03-1921-141/+69
| | | | | | | | Automatically use replacement function on platforms (win32) where not all arpa/inet.h is available natively.
| * build: Protect some more variables by ifdefsMaarten Bosmans2011-03-191-1/+9
| | | | | | | | This avoids empty directories being created on builds without X11, ALSA, etc.
| * build: copy instead of link pacat to other utils on win32Maarten Bosmans2011-03-191-8/+13
| | | | | | | | This is necessary as symlinks are not supported on Windows. Also use the $(EXEEXT) variable.
| * Find modules and config files relative to the installed libraries.Maarten Bosmans2011-03-195-84/+65
| | | | | | | | Do not use replace %PULSE_ROOT% from the environment.
| * module-waveout: Add device_name parameterMaarten Bosmans2011-03-151-2/+30
| | | | | | | | | | | | Also use the name in the source/sink description. Based on a patch by srirams, from github.
* | log: Add a new log target to a file descriptorVincent Becker2011-03-184-2/+56
| | | | | | | | | | | | | | This patch enables logging of text debug messages (pa_log feature) into a file or a device driver. Example : pulseaudio --log-target=file:./mylog.txt (Minor tweaks by Colin + Arun)
* | Update PA_MODULE_USAGE to be in line with actual implementationMaarten Bosmans2011-03-189-11/+17
| |
* | build-sys: Fix bluetooth update-sbc now that it's in a subfolder.Colin Guthrie2011-03-181-2/+2
| |
* | build-sys: Whitespace changesColin Guthrie2011-03-181-12/+26
| | | | | | | | | | | | | | This just makes some of the bluetooth stuff a little clearer and standardises on two-tab indents as this seems most common. Also added two headers to the bluetooth sbc source that were missing.
* | bluetooth: Fix build errors relating to SBCColin Guthrie2011-03-182-3/+3
| |
* | alsa: Add two more ALSA audio card profilesDaniel Mack2011-03-184-0/+227
| | | | | | | | | | This adds profiles for Native Instruments recently announced "Trator Audio 6" and "Traktor Audio 10".
* | Make pulse compile with clangMaarten Bosmans2011-03-182-2/+8
| | | | | | | | | | | | | | | | | | This fixes the checking of supported compiler flags and the following error message for svolume_mmx: pulsecore/svolume_mmx.c:157:76: error: invalid use of a cast in a inline asm context requiring an l-value: remove the cast or build with -fheinous-gnu-extensions : "+r" (samples), "+r" (volumes), "+r" (length), "=D" ((pa_reg_x86)channel), "=&r" (temp) ~~~~~~~~~~~~^~~~~~~
* | Fix up some double spacesMaarten Bosmans2011-03-1838-76/+75
| |
* | build-sys: Flip default to no git pull on make distMaarten Bosmans2011-03-181-2/+2
| |
* | Merge remote-tracking branch 'vudentz/master'Colin Guthrie2011-03-1819-450/+2018
|\ \
| * | sbc: add iwmmxt optimization for sbc for pxa series cpuSiarhei Siamashka2011-03-144-1/+351
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Benchmarked on ARM PXA platform: === Before (4 bands) ==== $ time ./sbcenc_orig -s 4 long.au > /dev/null real 0m 2.44s user 0m 2.39s sys 0m 0.05s === After (4 bands) ==== $ time ./sbcenc -s 4 long.au > /dev/null real 0m 1.59s user 0m 1.49s sys 0m 0.10s === Before (8 bands) ==== $ time ./sbcenc_orig -s 8 long.au > /dev/null real 0m 4.05s user 0m 3.98s sys 0m 0.07s === After (8 bands) ==== $ time ./sbcenc -s 8 long.au > /dev/null real 0m 1.48s user 0m 1.41s sys 0m 0.06s === Before (a2dp usage) ==== $ time ./sbcenc_orig -b53 -s8 -j long.au > /dev/null real 0m 4.51s user 0m 4.41s sys 0m 0.10s === After (a2dp usage) ==== $ time ./sbcenc -b53 -s8 -j long.au > /dev/null real 0m 2.05s user 0m 1.99s sys 0m 0.06s
| * | sbc: ARMv6 optimized version of analysis filter for SBC encoderSiarhei Siamashka2011-03-144-1/+356
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The optimized filter gets enabled when the code is compiled with -mcpu=/-march options set to target the processors which support ARMv6 instructions. This code is also disabled when NEON is used (which is a lot better alternative). For additional safety ARM EABI is required and thumb mode should not be used. Benchmarks from ARM11: == 8 subbands == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m 35.65s user 0m 34.17s sys 0m 1.28s $ time ./sbcenc.armv6 -b53 -s8 -j test.au > /dev/null real 0m 17.29s user 0m 15.47s sys 0m 0.67s == 4 subbands == $ time ./sbcenc -b53 -s4 -j test.au > /dev/null real 0m 25.28s user 0m 23.76s sys 0m 1.32s $ time ./sbcenc.armv6 -b53 -s4 -j test.au > /dev/null real 0m 18.64s user 0m 15.78s sys 0m 2.22s
| * | sbc: added "cc" to the clobber list of mmx inline assemblySiarhei Siamashka2011-03-141-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In the case of scale factors calculation optimizations, the inline assembly code has instructions which update flags register, but "cc" was not mentioned in the clobber list. When optimizing code, gcc theoretically is allowed to do a comparison before the inline assembly block, and a conditional branch after it which would lead to a problem if the flags register gets clobbered. While this is apparently not happening in practice with the current versions of gcc, the clobber list needs to be corrected. Regarding the other inline assembly blocks. While most likely it is actually unnecessary based on quick review, "cc" is also added there to the clobber list because it should have no impact on performance in practice. It's kind of cargo cult, but relieves us from the need to track the potential updates of flags register in all these places.
| * | sbc: faster 'sbc_calculate_bits' functionSiarhei Siamashka2011-03-141-15/+28
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | By using SBC_ALWAYS_INLINE trick, the implementation of 'sbc_calculate_bits' function is split into two branches, each having 'subband' variable value known at compile time. It helps the compiler to generate more optimal code by saving at least one extra register, and also provides more obvious opportunities for loops unrolling. Benchmarked on ARM Cortex-A8: == Before: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m3.989s user 0m3.602s sys 0m0.391s samples % image name symbol name 26057 32.6128 sbcenc sbc_pack_frame 20003 25.0357 sbcenc sbc_analyze_4b_8s_neon 14220 17.7977 sbcenc sbc_calculate_bits 8498 10.6361 no-vmlinux /no-vmlinux 5300 6.6335 sbcenc sbc_calc_scalefactors_j_neon 3235 4.0489 sbcenc sbc_enc_process_input_8s_be_neon 2172 2.7185 sbcenc sbc_encode == After: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m3.652s user 0m3.195s sys 0m0.445s samples % image name symbol name 26207 36.0095 sbcenc sbc_pack_frame 19820 27.2335 sbcenc sbc_analyze_4b_8s_neon 8629 11.8566 no-vmlinux /no-vmlinux 6988 9.6018 sbcenc sbc_calculate_bits 5094 6.9994 sbcenc sbc_calc_scalefactors_j_neon 3351 4.6044 sbcenc sbc_enc_process_input_8s_be_neon 2182 2.9982 sbcenc sbc_encode
| * | sbc: slightly faster 'sbc_calc_scalefactors_neon'Siarhei Siamashka2011-03-141-15/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Previous variant was basically derived from C and MMX implementations. Now new variant makes use of 'vmax' instruction, which is available in NEON and can do this job faster. The same method for calculating scale factors is also used in 'sbc_calc_scalefactors_j_neon'. Benchmarked without joint stereo on ARM Cortex-A8: == Before: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m3.851s user 0m3.375s sys 0m0.469s samples % image name symbol name 26260 34.2672 sbcenc sbc_pack_frame 20013 26.1154 sbcenc sbc_analyze_4b_8s_neon 13796 18.0027 sbcenc sbc_calculate_bits 8388 10.9457 no-vmlinux /no-vmlinux 3229 4.2136 sbcenc sbc_enc_process_input_8s_be_neon 2408 3.1422 sbcenc sbc_calc_scalefactors_neon 2093 2.7312 sbcenc sbc_encode == After: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m3.796s user 0m3.344s sys 0m0.438s samples % image name symbol name 26582 34.8726 sbcenc sbc_pack_frame 20032 26.2797 sbcenc sbc_analyze_4b_8s_neon 13808 18.1146 sbcenc sbc_calculate_bits 8374 10.9858 no-vmlinux /no-vmlinux 3187 4.1810 sbcenc sbc_enc_process_input_8s_be_neon 2027 2.6592 sbcenc sbc_encode 1766 2.3168 sbcenc sbc_calc_scalefactors_neon
| * | sbc: ARM NEON optimizations for input permutation in SBC encoderSiarhei Siamashka2011-03-141-0/+350
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Using SIMD optimizations for 'sbc_enc_process_input_*' functions provides a modest, but consistent speedup in all SBC encoding cases. Benchmarked on ARM Cortex-A8: == Before: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m4.389s user 0m3.969s sys 0m0.422s samples % image name symbol name 26234 29.9625 sbcenc sbc_pack_frame 20057 22.9076 sbcenc sbc_analyze_4b_8s_neon 14306 16.3393 sbcenc sbc_calculate_bits 9866 11.2682 sbcenc sbc_enc_process_input_8s_be 8506 9.7149 no-vmlinux /no-vmlinux 5219 5.9608 sbcenc sbc_calc_scalefactors_j_neon 2280 2.6040 sbcenc sbc_encode 661 0.7549 libc-2.10.1.so memcpy == After: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m3.989s user 0m3.602s sys 0m0.391s samples % image name symbol name 26057 32.6128 sbcenc sbc_pack_frame 20003 25.0357 sbcenc sbc_analyze_4b_8s_neon 14220 17.7977 sbcenc sbc_calculate_bits 8498 10.6361 no-vmlinux /no-vmlinux 5300 6.6335 sbcenc sbc_calc_scalefactors_j_neon 3235 4.0489 sbcenc sbc_enc_process_input_8s_be_neon 2172 2.7185 sbcenc sbc_encode
| * | sbc: ARM NEON optimized joint stereo processing in SBC encoderSiarhei Siamashka2011-03-141-0/+243
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Improves SBC encoding performance when joint stereo is used, which is a typical A2DP configuration. Benchmarked on ARM Cortex-A8: == Before: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m5.239s user 0m4.805s sys 0m0.430s samples % image name symbol name 26083 25.0856 sbcenc sbc_pack_frame 21548 20.7240 sbcenc sbc_calc_scalefactors_j 19910 19.1486 sbcenc sbc_analyze_4b_8s_neon 14377 13.8272 sbcenc sbc_calculate_bits 9990 9.6080 sbcenc sbc_enc_process_input_8s_be 8667 8.3356 no-vmlinux /no-vmlinux 2263 2.1765 sbcenc sbc_encode 696 0.6694 libc-2.10.1.so memcpy == After: == $ time ./sbcenc -b53 -s8 -j test.au > /dev/null real 0m4.389s user 0m3.969s sys 0m0.422s samples % image name symbol name 26234 29.9625 sbcenc sbc_pack_frame 20057 22.9076 sbcenc sbc_analyze_4b_8s_neon 14306 16.3393 sbcenc sbc_calculate_bits 9866 11.2682 sbcenc sbc_enc_process_input_8s_be 8506 9.7149 no-vmlinux /no-vmlinux 5219 5.9608 sbcenc sbc_calc_scalefactors_j_neon 2280 2.6040 sbcenc sbc_encode 661 0.7549 libc-2.10.1.so memcpy
| * | sbc: fix signedness of parametersSiarhei Siamashka2011-03-142-5/+6
| | | | | | | | | | | | | | | The written parameter of sbc_encode can be negative so it should be ssize_t instead of size_t.
| * | sbc: ARM NEON optimization for scale factors calculationSiarhei Siamashka2011-03-142-1/+59
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Improves SBC encoding performance when joint stereo is not used. Benchmarked on ARM Cortex-A8: == Before: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m4.756s user 0m4.313s sys 0m0.438s samples % image name symbol name 2569 27.6296 sbcenc sbc_pack_frame 1934 20.8002 sbcenc sbc_analyze_4b_8s_neon 1386 14.9064 sbcenc sbc_calculate_bits 1221 13.1319 sbcenc sbc_calc_scalefactors 996 10.7120 sbcenc sbc_enc_process_input_8s_be 878 9.4429 no-vmlinux /no-vmlinux 204 2.1940 sbcenc sbc_encode 56 0.6023 libc-2.10.1.so memcpy == After: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m4.220s user 0m3.797s sys 0m0.422s samples % image name symbol name 2563 31.3249 sbcenc sbc_pack_frame 1892 23.1239 sbcenc sbc_analyze_4b_8s_neon 1368 16.7196 sbcenc sbc_calculate_bits 961 11.7453 sbcenc sbc_enc_process_input_8s_be 836 10.2176 no-vmlinux /no-vmlinux 262 3.2022 sbcenc sbc_calc_scalefactors_neon 199 2.4322 sbcenc sbc_encode 49 0.5989 libc-2.10.1.so memcpy
| * | sbc: MMX optimization for scale factors calculationSiarhei Siamashka2011-03-141-0/+54
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Improves SBC encoding performance when joint stereo is not used. Benchmarked on Pentium-M: == Before: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m1.439s user 0m1.336s sys 0m0.104s samples % image name symbol name 8642 33.7473 sbcenc sbc_pack_frame 5873 22.9342 sbcenc sbc_analyze_4b_8s_mmx 4435 17.3188 sbcenc sbc_calc_scalefactors 4285 16.7331 sbcenc sbc_calculate_bits 1942 7.5836 sbcenc sbc_enc_process_input_8s_be 322 1.2574 sbcenc sbc_encode == After: == $ time ./sbcenc -b53 -s8 test.au > /dev/null real 0m1.319s user 0m1.220s sys 0m0.084s samples % image name symbol name 8706 37.9959 sbcenc sbc_pack_frame 5740 25.0513 sbcenc sbc_analyze_4b_8s_mmx 4307 18.7972 sbcenc sbc_calculate_bits 1937 8.4537 sbcenc sbc_enc_process_input_8s_be 1801 7.8602 sbcenc sbc_calc_scalefactors_mmx 307 1.3399 sbcenc sbc_encode
| * | sbc: new 'sbc_calc_scalefactors_j' function added to sbc primitivesSiarhei Siamashka2011-03-143-68/+102
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The code for scale factors calculation with joint stereo support has been moved to a separate function. It can get platform-specific SIMD optimizations later for best possible performance. But even this change in C code improves performance because of the use of __builtin_clz() instead of loops similar to what was done to sbc_calc_scalefactors earlier. Also technically it does loop unrolling by processing two channels at once, which might be either good or bad for performance (if the registers pressure is increased and more data is spilled to memory). But the benchmark from 32-bit x86 system (pentium-m) shows that it got clearly faster: $ time ./sbcenc.old -b53 -s8 -j test.au > /dev/null real 0m1.868s user 0m1.808s sys 0m0.048s $ time ./sbcenc.new -b53 -s8 -j test.au > /dev/null real 0m1.742s user 0m1.668s sys 0m0.064s
| * | sbc: Fix redundant null check on calling free()Gustavo F. Padovan2011-03-141-2/+1
| | | | | | | | | | | | Issues found by smatch static check: http://smatch.sourceforge.net/
| * | sbc: added saturated clipping of decoder output to 16-bitSiarhei Siamashka2011-03-141-5/+15
| | | | | | | | | | | | | | | | | | This prevents overflows and audible artefacts for the audio files which originally had loudness maximized. Music from audio CD disks is an example of such files, see http://en.wikipedia.org/wiki/Loudness_war
| * | sbc: ensure 16-byte buffer position alignment for 4 subbands encodingSiarhei Siamashka2011-03-142-4/+4
| | | | | | | | | | | | | | | | | | | | | Buffer position in X array was not always 16-bytes aligned. Strict 16-byte alignment is strictly required for powerpc altivec simd optimizations because altivec does not have support for unaligned vector loads at all.
| * | build: move sbc related files to its own directoryLuiz Augusto von Dentz2011-03-1412-2/+2
| | | | | | | | | | | | | | | This should make it easier to apply patches from BlueZ which also uses sbc subdir for this files.
| * | bluetooth: add proper handling for bluetooth.nrec propertyLuiz Augusto von Dentz2011-03-143-48/+112
| | | | | | | | | | | | | | | | | | | | | | | | | | | NREC stands for Noise Reduction and Echo Cancelation, it can be changed at any point by the headset. When set to "1" indicates that those algorithms shall be enabled by default and "0" means the headset probably have them active so they should be disabled in PA side.
| * | bluetooth: fix a2dp_process_pushLuiz Augusto von Dentz2011-03-141-6/+12
| | | | | | | | | | | | | | | | | | Use minimum bitpool configured to get the maximum block_size possible, also remove checks for how much has been written when decoding sbc frames since the block size may change due to bitpool changes.
| * | bluetooth: reduce bitpool if audio start skippingLuiz Augusto von Dentz2011-03-141-0/+71
| | | | | | | | | | | | | | | | | | | | | When audio skips it could be that there is some bandwidth limitation in the link e.g. headset doesn't support EDR (< 2.0), and by reducing the bitpool it may find a better rate that either prevent the skips completely or at least reduce them.
| * | bluetooth: handle Acquire API changeLuiz Augusto von Dentz2011-03-143-47/+12
| | | | | | | | | | | | | | | | | | Acquire now return input and output MTU of the file descriptor so it is no longer necessary to get those after acquiring the fd, which less round trips and faster response time when switching profiles.
* | | build-sys: No need to create folder for echo-cancel module.Colin Guthrie2011-03-141-1/+1
|/ / | | | | | | | | | | | | The ORCC stage does this anyway (and this was buggy anyway as it had an extra 'src/' prefix so never worked properly when it was introduced in d6cdd80). Thanks to Maarten Bosmans for pointing it out.
* | cork-on-phone: Only cork (and subsequently uncork) streams that are not ↵Colin Guthrie2011-03-121-8/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | already corked. Although by "cork" I really mean "cork+mute" as that's what the module does. If e.g. Rhythmbox is paused when a phone call comes in, the current stream state will be corked and thus we should not track it for future uncorking when the phone call ends. Likewise if the stream is just muted (manually) we will not take any action either when the phone stream is seen first, nor when it disappears. Also add some additional debug messages.
* | build: Use silent rules for generating filesMaarten Bosmans2011-03-112-12/+12
| |
generated by cgit (git 2.34.1) at 2024-04-20 03:31:28 +0000