Commit Graph

22 Commits

Author SHA1 Message Date
Ben Avison 800ffab48a dcadsp: Add a new method, qmf_32_subbands
This does most of the work formerly carried out by
the static function qmf_32_subbands() in dcadec.c.

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-07-22 10:15:42 +03:00
Ben Avison 26ffcc7de1 dcadec: Use int32_to_float_fmul_array8
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-07-22 10:15:35 +03:00
Christophe Gisquet b6293e2798 fmtconvert: Explicitly use int32_t instead of int
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-07-17 11:02:47 +03:00
Luca Barbato 3802833bc1 dca: Respect the current limits in the downmixing capabilities
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-07-12 04:34:49 +02:00
Luca Barbato f261e50845 dca: Error out on missing DSYNC
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
2013-07-12 04:34:49 +02:00
Diego Biurrun 1db6a080bd dca: Move ff_dca_convert_bitstream() to the DCA common code
This makes the DCA parser and decoder independent.
2013-03-27 14:21:45 +01:00
Diego Biurrun 6d97484d72 avcodec: av_log_ask_for_sample() ---> avpriv_request_sample() 2013-03-13 21:20:12 +01:00
Anton Khirnov 759001c534 lavc decoders: work with refcounted frames. 2013-03-08 07:38:30 +01:00
Diego Biurrun 76b19a3984 Fix a number of incorrect intmath.h #includes. 2013-02-26 00:51:34 +01:00
Justin Ruggles 182821cff4 dca: decode directly to the user-provided AVFrame 2013-02-12 12:21:22 -05:00
Diego Biurrun 218aefce44 dsputil: Move LOCAL_ALIGNED macros to libavutil 2013-02-08 23:13:37 +01:00
Anton Khirnov 594d4d5df3 lavc: add a wrapper for AVCodecContext.get_buffer().
It will be useful in the upcoming transition to refcounted AVFrames.
2012-12-04 21:41:59 +01:00
Michael Niedermayer 5d47850bbd dcadec: skip QMF on unused channels
When the extra rear channel is present but unused, the
s->channel_order_tab[] value for that channel is -1. The QMF can be
skipped for the extra channel, and doing so avoids an out-of-array read
on s->samples_chanptr[].

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-11-26 22:50:37 -05:00
Justin Ruggles a903f8f087 Include libavutil/channel_layout.h instead of libavutil/audioconvert.h
Also reorder some other #include when applicable.
2012-11-11 13:35:12 -05:00
Justin Ruggles 8ac0f6767b dcadec: allow the decoder to change the channel layout mid-stream 2012-11-01 11:29:16 -04:00
Justin Ruggles 61d5313d94 dca: allocate a secondary buffer for extra channels when downmixing
The output AVFrame buffer only has data for the downmix channels.
Fixes a segfault when decoding dca with request_channels == 2.
2012-10-13 00:07:10 -04:00
Justin Ruggles 64c312aa29 dcadec: use float planar sample format 2012-10-01 13:42:43 -04:00
Diego Biurrun 1218777ffd avcodec: Convert some commented-out printf/av_log instances to av_dlog 2012-10-01 10:24:28 +02:00
Anton Khirnov 36ef5369ee Replace all CODEC_ID_* with AV_CODEC_ID_* 2012-08-07 16:00:24 +02:00
Diego Biurrun 19cf7163c1 dca: Switch dca_sample_rates to avpriv_ prefix; it is used across libs 2012-08-01 11:43:31 +02:00
Diego Biurrun 9e4bca16f8 dca: Move tables used outside of dcadec.c to a separate file. 2012-08-01 00:17:17 +02:00
Diego Biurrun 13a79cf84e dca: Rename dca.c ---> dcadec.c
This will allow adding dca.c with tables used from other files.
2012-08-01 00:17:16 +02:00