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qtmux: remove c++ comments and add some more comments.

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This commit is contained in:
Michael Smith 2009-12-08 17:59:04 -08:00
parent dd8d704bb9
commit 830187fc0d
2 changed files with 7 additions and 2 deletions
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2
gst/qtmux/atoms.c
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@ -3359,6 +3359,8 @@ build_ima_adpcm_atom (gint channels, gint rate, gint blocksize)
/* This atom's content is a WAVE header, including 2 bytes of extra data. /* This atom's content is a WAVE header, including 2 bytes of extra data.
Note that all of this is little-endian, unlike most stuff in qt. */ Note that all of this is little-endian, unlike most stuff in qt. */
/* 4 bytes header per channel (including 1 sample). Then 2 samples per byte
for the rest. Simplifies to this. */
samplesperblock = 2 * blocksize / channels - 7; samplesperblock = 2 * blocksize / channels - 7;
bytespersec = rate * blocksize / samplesperblock; bytespersec = rate * blocksize / samplesperblock;
GST_WRITE_UINT16_LE (data, 0x11); GST_WRITE_UINT16_LE (data, 0x11);

7
gst/qtmux/gstqtmux.c
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@ -1723,9 +1723,12 @@ gst_qt_mux_audio_sink_set_caps (GstPad * pad, GstCaps * caps)
GST_DEBUG_OBJECT (qtmux, "broken caps, block_align missing"); GST_DEBUG_OBJECT (qtmux, "broken caps, block_align missing");
goto refuse_caps; goto refuse_caps;
} }
// Currently only supports WAV-style IMA ADPCM, for which the codec id is /* Currently only supports WAV-style IMA ADPCM, for which the codec id is
// 0x11 0x11 */
entry.fourcc = MS_WAVE_FOURCC (0x11); entry.fourcc = MS_WAVE_FOURCC (0x11);
/* 4 byte header per channel (including one sample). 2 samples per byte
remaining. Simplifying gives the following (samples per block per
channel) */
entry.samples_per_packet = 2 * blocksize / channels - 7; entry.samples_per_packet = 2 * blocksize / channels - 7;
entry.bytes_per_sample = 2; entry.bytes_per_sample = 2;