diff options
Diffstat (limited to 'packages')
| -rw-r--r-- | packages/gstreamer/gst-plugins-ugly/gstmad_16bit.patch | 109 | ||||
| -rw-r--r-- | packages/gstreamer/gst-plugins-ugly_0.10.6.bb | 5 |
2 files changed, 112 insertions, 2 deletions
diff --git a/packages/gstreamer/gst-plugins-ugly/gstmad_16bit.patch b/packages/gstreamer/gst-plugins-ugly/gstmad_16bit.patch new file mode 100644 index 0000000000..1d1eb83484 --- /dev/null +++ b/packages/gstreamer/gst-plugins-ugly/gstmad_16bit.patch @@ -0,0 +1,109 @@ +--- gst-plugins-ugly-0.10.6/ext/mad/gstmad.c.orig 2007-06-13 11:21:25.000000000 +0200 ++++ gst-plugins-ugly-0.10.6/ext/mad/gstmad.c 2007-09-16 22:45:04.000000000 +0200 +@@ -119,8 +119,8 @@ + GST_STATIC_CAPS ("audio/x-raw-int, " + "endianness = (int) " G_STRINGIFY (G_BYTE_ORDER) ", " + "signed = (boolean) true, " +- "width = (int) 32, " +- "depth = (int) 32, " ++ "width = (int) 16, " ++ "depth = (int) 16, " + "rate = (int) { 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000 }, " + "channels = (int) [ 1, 2 ]") + ); +@@ -458,7 +458,7 @@ + + mad = GST_MAD (GST_PAD_PARENT (pad)); + +- bytes_per_sample = MAD_NCHANNELS (&mad->frame.header) * 4; ++ bytes_per_sample = MAD_NCHANNELS (&mad->frame.header) << 1; + + switch (src_format) { + case GST_FORMAT_BYTES: +@@ -870,13 +870,11 @@ + return res; + } + +-static inline gint32 ++static inline gint16 + scale (mad_fixed_t sample) + { +-#if MAD_F_FRACBITS < 28 + /* round */ +- sample += (1L << (28 - MAD_F_FRACBITS - 1)); +-#endif ++ sample += (1L << (MAD_F_FRACBITS - 16)); + + /* clip */ + if (sample >= MAD_F_ONE) +@@ -884,13 +882,8 @@ + else if (sample < -MAD_F_ONE) + sample = -MAD_F_ONE; + +-#if MAD_F_FRACBITS < 28 + /* quantize */ +- sample >>= (28 - MAD_F_FRACBITS); +-#endif +- +- /* convert from 29 bits to 32 bits */ +- return (gint32) (sample << 3); ++ return sample >> (MAD_F_FRACBITS + 1 - 16); + } + + /* do we need this function? */ +@@ -1277,8 +1270,8 @@ + caps = gst_caps_new_simple ("audio/x-raw-int", + "endianness", G_TYPE_INT, G_BYTE_ORDER, + "signed", G_TYPE_BOOLEAN, TRUE, +- "width", G_TYPE_INT, 32, +- "depth", G_TYPE_INT, 32, ++ "width", G_TYPE_INT, 16, ++ "depth", G_TYPE_INT, 16, + "rate", G_TYPE_INT, rate, "channels", G_TYPE_INT, nchannels, NULL); + + gst_pad_set_caps (mad->srcpad, caps); +@@ -1576,7 +1569,7 @@ + to skip and send the remaining pcm samples */ + + GstBuffer *outbuffer = NULL; +- gint32 *outdata; ++ gint16 *outdata; + mad_fixed_t const *left_ch, *right_ch; + + if (mad->need_newsegment) { +@@ -1594,7 +1587,7 @@ + /* will attach the caps to the buffer */ + result = + gst_pad_alloc_buffer_and_set_caps (mad->srcpad, 0, +- nsamples * mad->channels * 4, GST_PAD_CAPS (mad->srcpad), ++ nsamples * mad->channels * 2, GST_PAD_CAPS (mad->srcpad), + &outbuffer); + if (result != GST_FLOW_OK) { + /* Head for the exit, dropping samples as we go */ +@@ -1607,7 +1600,7 @@ + left_ch = mad->synth.pcm.samples[0]; + right_ch = mad->synth.pcm.samples[1]; + +- outdata = (gint32 *) GST_BUFFER_DATA (outbuffer); ++ outdata = (gint16 *) GST_BUFFER_DATA (outbuffer); + + GST_DEBUG ("mad out timestamp %" GST_TIME_FORMAT, + GST_TIME_ARGS (time_offset)); +@@ -1621,14 +1614,14 @@ + gint count = nsamples; + + while (count--) { +- *outdata++ = scale (*left_ch++) & 0xffffffff; ++ *outdata++ = scale (*left_ch++) & 0xffff; + } + } else { + gint count = nsamples; + + while (count--) { +- *outdata++ = scale (*left_ch++) & 0xffffffff; +- *outdata++ = scale (*right_ch++) & 0xffffffff; ++ *outdata++ = scale (*left_ch++) & 0xffff; ++ *outdata++ = scale (*right_ch++) & 0xffff; + } + } + diff --git a/packages/gstreamer/gst-plugins-ugly_0.10.6.bb b/packages/gstreamer/gst-plugins-ugly_0.10.6.bb index 4caf56e522..9eb6410d09 100644 --- a/packages/gstreamer/gst-plugins-ugly_0.10.6.bb +++ b/packages/gstreamer/gst-plugins-ugly_0.10.6.bb @@ -1,6 +1,7 @@ require gst-plugins.inc DEPENDS += "gst-plugins-base" -SRC_URI += "file://cross-compile.patch;patch=1" +SRC_URI += "file://cross-compile.patch;patch=1 \ + file://gstmad_16bit.patch;patch=1" -PR = "r0" +PR = "r1" |