Luca Barbato
39cc4c61de
flacdec: drop unnecessary assert
...
The condition cannot happen anymore.
12 years ago
James Almer
45013b365e
lavc/flacdec: Propagate and return meaningful error codes
...
Signed-off-by: James Almer <jamrial@gmail.com>
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
63d744e2be
av_log_missing_feature() ---> avpriv_report_missing_feature()
12 years ago
Clément Bœsch
1ec94b0f06
lavc: factorize ff_{thread_,re,}get_buffer error messages.
...
Coccinelle profile used:
@@
expression r, ctx, f, loglevel, str, flags;
@@
-if ((r = ff_get_buffer(ctx, f, flags)) < 0) {
- av_log(ctx, loglevel, str);
- return r;
-}
+if ((r = ff_get_buffer(ctx, f, flags)) < 0)
+ return r;
@@
expression r, ctx, f, loglevel, str;
@@
-if ((r = ff_reget_buffer(ctx, f)) < 0) {
- av_log(ctx, loglevel, str);
- return r;
-}
+if ((r = ff_reget_buffer(ctx, f)) < 0)
+ return r;
@@
expression r, ctx, f, loglevel, str, flags;
@@
-if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0) {
- av_log(ctx, loglevel, str);
- return r;
-}
+if ((r = ff_thread_get_buffer(ctx, f, flags)) < 0)
+ return r;
...along with some manual patches for the remaining ones.
12 years ago
Anton Khirnov
759001c534
lavc decoders: work with refcounted frames.
12 years ago
James Almer
1d5b35cc07
lavc/flacdec: Add frame CRC calculation
...
Fixes ticket #2266
Signed-off-by: James Almer <jamrial@gmail.com>
12 years ago
Justin Ruggles
b8e9c99ef1
flac: decode directly to the user-provided AVFrame
12 years ago
Tim Walker
08797c599d
flac: don't check the number of channels before setting the channel layout
...
This is unnecessary, as ff_flac_set_channel_layout can handle any number of channels.
12 years ago
Tim Walker
41244e13d5
flac: don't check the number of channels before setting the channel layout.
...
This is unnecessary, as ff_flac_set_channel_layout can handle any number of channels.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
12 years ago
Michael Niedermayer
fc0d069feb
flacdec: silence several "warning: X may be used uninitialized in this function"
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
0e9b9a6748
flacdec: skip in stream header packets
...
This prevents warning messages on chained oggs with some demuxers
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Justin Ruggles
aef5150719
flac: only set channel layout if not previously set or on channel count change
...
Fixes Bug 402
12 years ago
Anton Khirnov
594d4d5df3
lavc: add a wrapper for AVCodecContext.get_buffer().
...
It will be useful in the upcoming transition to refcounted AVFrames.
12 years ago
Justin Ruggles
a903f8f087
Include libavutil/channel_layout.h instead of libavutil/audioconvert.h
...
Also reorder some other #include when applicable.
12 years ago
Justin Ruggles
99d8686357
flacdec: do not warn on sample rate change
12 years ago
Justin Ruggles
90fcac0e95
flacdec: allow mid-stream channel layout change
...
Although the libFLAC decoder cannot handle such a change, it is allowed by the
spec and could potentially occur with live streams.
12 years ago
Justin Ruggles
268f8ba112
flacdec: use av_samples_* functions for sample buffer allocation
...
Also, return an error on allocation failure.
12 years ago
Diego Biurrun
8f4c414df6
Improve wording and spelling of av_log_missing_feature messages.
12 years ago
Paul B Mahol
5864fe62ef
flacdec: replace -1 with AV_SAMPLE_FMT_NONE
...
Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Diego Biurrun
717addecad
Use proper return values in case of missing features
12 years ago
Mans Rullgard
44c56a1617
flacdec: simplify sample buffer handling
...
Pass pointer to sample buffer instead of channel number to various
functions called from decode_subframe(). Also simplify a few
expressions within this function.
12 years ago
Mans Rullgard
ea98507db0
flacdec: simplify loop in decode_residuals()
12 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
12 years ago
Michael Niedermayer
4d38b838f0
flacdec: switch to av_assert
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Mans Rullgard
bf1cf4d5a5
flacdec: reverse lpc coeff order, simplify filter
...
Reversing the lpc coefficient order simplifies indexing in
the filter.
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Diego Biurrun
8eea8fdceb
flac: Move flac functions shared between libraries to flac common code
...
This fixes a number of flac-related build dependencies.
13 years ago
Mans Rullgard
784514a4a8
flacdec: add planar output support
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Mans Rullgard
25accf93ad
flacdec: move lpc filter to flacdsp
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Mans Rullgard
4a8528349f
flacdec: split off channel decorrelation as flacdsp
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Mans Rullgard
87466f8124
flacdec: factor out code setting avctx->sample_fmt
13 years ago
Mans Rullgard
93e7ef9a24
flacdec: allocate sample buffers with av_malloc
...
The buffers are only allocated once, although it can happen from
any of a few different places, so there is no need to use realloc.
Using av_malloc() ensures they are aligned suitably for SIMD
optimisations.
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Mans Rullgard
0da301e105
flacdec: remove curr_bps from FLACContext
...
This value does not need to be persistent across calls.
13 years ago
Mans Rullgard
4719ea7e1e
flacdec: remove redundant setting of avctx->sample_fmt
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Martin Storsjö
00c3b67b8a
cosmetics: Align codec declarations
...
Also break some long lines, remove codec function placeholder comments
and add spaces in sample/pixel format lists.
Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Justin Ruggles
62d5f9e5ca
flacdec: set channel_layout based on channel count
...
Channel layouts are specified in the FLAC format description at
http://flac.sourceforge.net/format.html
fixes Bug 209
13 years ago
Ronald S. Bultje
52e4018be4
flac: fix infinite loops on all-zero input or end-of-stream.
...
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
13 years ago
Diego Biurrun
a8798c7eb9
Drop unnecessary av_uninit attributes from some variable declarations.
...
Recent versions of gcc (4.4+) no longer give false positive warnings.
13 years ago
Justin Ruggles
0eea212943
Add avcodec_decode_audio4().
...
Deprecate avcodec_decode_audio3().
Implement audio support in avcodec_default_get_buffer().
Implement the new audio decoder API in all audio decoders.
13 years ago
Justin Ruggles
5bd0343bee
flacdec: use av_get_bytes_per_sample() to get sample size
13 years ago
Anton Khirnov
d9cca9fc6a
lavc: use avpriv_ prefix for some flac symbols used in lavf.
...
Specifically, ff_flac_parse_streaminfo, ff_flac_is_extradata_valid and
ff_flac_parse_block_header
13 years ago
Justin Ruggles
4c5e7b27d5
flacdec: fix buffer size checking in get_metadata_size()
...
Adds an additional check before reading the next block header and avoids a
potential integer overflow when checking the metadata size against the
remaining buffer size.
13 years ago
Anton Khirnov
ec6402b7c5
lavc: use designated initialisers for all codecs.
...
It's more readable and less prone to breakage.
13 years ago
Diego Biurrun
ad4cd0c2a4
doxygen: use Doxygen markup for authors and web links where appropriate
14 years ago
Mans Rullgard
2912e87a6c
Replace FFmpeg with Libav in licence headers
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Diego Elio Pettenò
e7e2df27f8
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
...
None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit d36beb3f69
)
14 years ago
Diego Elio Pettenò
d36beb3f69
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
...
None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Michael Chinen
a4151444bd
Define FLAC_MIN_FRAME_SIZE and use it in the FLAC decoder.
...
Patch by Michael Chinen [mchinen at gmail]
Originally committed as revision 25916 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Michael Chinen
60a684939a
Simplify the FLAC decoder now that it no longer has to parse arbitrary raw FLAC
...
data thanks to the recently added FLAC parser.
Patch by Michael Chinen [mchinen at gmail]
Originally committed as revision 25915 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Michael Chinen
3c795698d0
Add log_level_offset parameter to ff_flac_decode_frame_header(). It will be used
...
to optionally silence the error messages.
Patch by Michael Chinen [mchinen at gmail]
Originally committed as revision 25912 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Michael Chinen
625daac4bd
Move decode_frame_header() from flacdec.c to flac.c/h to share with the
...
forthcoming FLAC parser.
Patch by Michael Chinen [mchinen at gmail]
Originally committed as revision 25909 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago