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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 12:11:13 +00:00
bytereader: add inline versions of the most common getters and setters
This commit is contained in:
Tim-Philipp Müller
parent
080b2e4fd5
commit
31ab124487
2 changed files with 200 additions and 27 deletions
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@ -23,6 +23,7 @@
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#include "config.h"
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#endif
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#define GST_BYTE_READER_DISABLE_INLINES
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#include "gstbytereader.h"
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#include <string.h>
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@ -198,9 +199,11 @@ gst_byte_reader_get_remaining (const GstByteReader * reader)
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{
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g_return_val_if_fail (reader != NULL, 0);
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return reader->size - reader->byte;
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return _gst_byte_reader_get_remaining_inline (reader);
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}
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#define gst_byte_reader_get_remaining _gst_byte_reader_get_remaining_inline
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/**
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* gst_byte_reader_skip:
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* @reader: a #GstByteReader instance
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@ -697,11 +700,7 @@ gst_byte_reader_get_##name (GstByteReader * reader, type * val) \
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g_return_val_if_fail (reader != NULL, FALSE); \
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g_return_val_if_fail (val != NULL, FALSE); \
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\
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if (gst_byte_reader_get_remaining (reader) < bits / 8) \
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return FALSE; \
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\
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*val = gst_byte_reader_get_##name##_unchecked (reader); \
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return TRUE; \
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return _gst_byte_reader_get_##name##_inline (reader, val); \
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} \
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\
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gboolean \
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@ -710,11 +709,7 @@ gst_byte_reader_peek_##name (GstByteReader * reader, type * val) \
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g_return_val_if_fail (reader != NULL, FALSE); \
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g_return_val_if_fail (val != NULL, FALSE); \
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\
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if (gst_byte_reader_get_remaining (reader) < bits / 8) \
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return FALSE; \
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\
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*val = gst_byte_reader_peek_##name##_unchecked (reader); \
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return TRUE; \
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return _gst_byte_reader_peek_##name##_inline (reader, val); \
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}
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GST_BYTE_READER_PEEK_GET_INTS(8,guint8,uint8)
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@ -921,11 +916,7 @@ gst_byte_reader_get_data (GstByteReader * reader, guint size,
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g_return_val_if_fail (reader != NULL, FALSE);
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g_return_val_if_fail (val != NULL, FALSE);
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if (gst_byte_reader_get_remaining (reader) < size)
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return FALSE;
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*val = gst_byte_reader_get_data_unchecked (reader, size);
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return TRUE;
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return _gst_byte_reader_get_data_inline (reader, size, val);
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}
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/**
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@ -950,11 +941,7 @@ gst_byte_reader_peek_data (GstByteReader * reader, guint size,
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g_return_val_if_fail (reader != NULL, FALSE);
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g_return_val_if_fail (val != NULL, FALSE);
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if (gst_byte_reader_get_remaining (reader) < size)
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return FALSE;
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*val = gst_byte_reader_peek_data_unchecked (reader);
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return TRUE;
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return _gst_byte_reader_peek_data_inline (reader, size, val);
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}
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/**
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@ -974,13 +961,10 @@ gst_byte_reader_peek_data (GstByteReader * reader, guint size,
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gboolean
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gst_byte_reader_dup_data (GstByteReader * reader, guint size, guint8 ** val)
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{
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const guint8 *cval = NULL;
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g_return_val_if_fail (reader != NULL, FALSE);
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g_return_val_if_fail (val != NULL, FALSE);
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if (!gst_byte_reader_get_data (reader, size, &cval))
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return FALSE;
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*val = g_memdup (cval, size);
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return TRUE;
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return _gst_byte_reader_dup_data_inline (reader, size, val);
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}
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/**
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@ -241,6 +241,195 @@ gst_byte_reader_dup_data_unchecked (GstByteReader * reader, guint size)
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return g_memdup (gst_byte_reader_get_data_unchecked (reader, size), size);
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}
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/* inlined variants (do not use directly) */
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static inline guint
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_gst_byte_reader_get_remaining_inline (const GstByteReader * reader)
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{
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return reader->size - reader->byte;
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}
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#define __GST_BYTE_READER_GET_PEEK_BITS_INLINE(bits,type,name) \
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\
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static inline gboolean \
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_gst_byte_reader_peek_##name##_inline (GstByteReader * reader, type * val) \
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{ \
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if (_gst_byte_reader_get_remaining_inline (reader) < (bits / 8)) \
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return FALSE; \
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\
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*val = gst_byte_reader_peek_##name##_unchecked (reader); \
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return TRUE; \
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} \
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\
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static inline gboolean \
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_gst_byte_reader_get_##name##_inline (GstByteReader * reader, type * val) \
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{ \
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if (_gst_byte_reader_get_remaining_inline (reader) < (bits / 8)) \
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return FALSE; \
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\
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*val = gst_byte_reader_get_##name##_unchecked (reader); \
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return TRUE; \
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}
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(8,guint8,uint8)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(8,gint8,int8)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(16,guint16,uint16_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(16,guint16,uint16_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(16,gint16,int16_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(16,gint16,int16_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(32,guint32,uint32_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(32,guint32,uint32_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(32,gint32,int32_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(32,gint32,int32_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(24,guint32,uint24_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(24,guint32,uint24_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(24,gint32,int24_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(24,gint32,int24_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(64,guint64,uint64_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(64,guint64,uint64_be)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(64,gint64,int64_le)
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__GST_BYTE_READER_GET_PEEK_BITS_INLINE(64,gint64,int64_be)
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#undef __GST_BYTE_READER_GET_PEEK_BITS_INLINE
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#ifndef GST_BYTE_READER_DISABLE_INLINES
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#define gst_byte_reader_get_remaining(reader) \
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_gst_byte_reader_get_remaining_inline(reader)
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/* we use defines here so we can add the G_LIKELY() */
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#define gst_byte_reader_get_uint8(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint8_inline(reader,val))
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#define gst_byte_reader_get_int8(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int8_inline(reader,val))
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#define gst_byte_reader_get_uint16_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint16_le_inline(reader,val))
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#define gst_byte_reader_get_int16_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int16_le_inline(reader,val))
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#define gst_byte_reader_get_uint16_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint16_be_inline(reader,val))
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#define gst_byte_reader_get_int16_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int16_be_inline(reader,val))
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#define gst_byte_reader_get_uint24_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint24_le_inline(reader,val))
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#define gst_byte_reader_get_int24_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int24_le_inline(reader,val))
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#define gst_byte_reader_get_uint24_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint24_be_inline(reader,val))
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#define gst_byte_reader_get_int24_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int24_be_inline(reader,val))
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#define gst_byte_reader_get_uint32_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint32_le_inline(reader,val))
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#define gst_byte_reader_get_int32_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int32_le_inline(reader,val))
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#define gst_byte_reader_get_uint32_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint32_be_inline(reader,val))
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#define gst_byte_reader_get_int32_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int32_be_inline(reader,val))
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#define gst_byte_reader_get_uint64_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint64_le_inline(reader,val))
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#define gst_byte_reader_get_int64_le(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int64_le_inline(reader,val))
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#define gst_byte_reader_get_uint64_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_uint64_be_inline(reader,val))
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#define gst_byte_reader_get_int64_be(reader,val) \
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G_LIKELY(_gst_byte_reader_get_int64_be_inline(reader,val))
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#define gst_byte_reader_peek_uint8(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint8_inline(reader,val))
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#define gst_byte_reader_peek_int8(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int8_inline(reader,val))
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#define gst_byte_reader_peek_uint16_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint16_le_inline(reader,val))
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#define gst_byte_reader_peek_int16_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int16_le_inline(reader,val))
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#define gst_byte_reader_peek_uint16_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint16_be_inline(reader,val))
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#define gst_byte_reader_peek_int16_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int16_be_inline(reader,val))
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#define gst_byte_reader_peek_uint24_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint24_le_inline(reader,val))
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#define gst_byte_reader_peek_int24_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int24_le_inline(reader,val))
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#define gst_byte_reader_peek_uint24_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint24_be_inline(reader,val))
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#define gst_byte_reader_peek_int24_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int24_be_inline(reader,val))
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#define gst_byte_reader_peek_uint32_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint32_le_inline(reader,val))
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#define gst_byte_reader_peek_int32_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int32_le_inline(reader,val))
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#define gst_byte_reader_peek_uint32_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint32_be_inline(reader,val))
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#define gst_byte_reader_peek_int32_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int32_be_inline(reader,val))
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#define gst_byte_reader_peek_uint64_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint64_le_inline(reader,val))
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#define gst_byte_reader_peek_int64_le(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int64_le_inline(reader,val))
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#define gst_byte_reader_peek_uint64_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_uint64_be_inline(reader,val))
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#define gst_byte_reader_peek_int64_be(reader,val) \
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G_LIKELY(_gst_byte_reader_peek_int64_be_inline(reader,val))
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#endif /* GST_BYTE_READER_DISABLE_INLINES */
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// FIXME:
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//gboolean gst_byte_reader_get_float32_le (GstByteReader *reader, gfloat *val);
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//gboolean gst_byte_reader_get_float32_be (GstByteReader *reader, gfloat *val);
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//gboolean gst_byte_reader_get_float64_le (GstByteReader *reader, gdouble *val);
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//gboolean gst_byte_reader_get_float64_be (GstByteReader *reader, gdouble *val);
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//gboolean gst_byte_reader_peek_float32_le (GstByteReader *reader, gfloat *val);
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//gboolean gst_byte_reader_peek_float32_be (GstByteReader *reader, gfloat *val);
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//gboolean gst_byte_reader_peek_float64_le (GstByteReader *reader, gdouble *val);
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//gboolean gst_byte_reader_peek_float64_be (GstByteReader *reader, gdouble *val);
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static inline gboolean
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_gst_byte_reader_dup_data_inline (GstByteReader * reader, guint size, guint8 ** val)
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{
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if (G_UNLIKELY (size > reader->size || _gst_byte_reader_get_remaining_inline (reader) < size))
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return FALSE;
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*val = gst_byte_reader_dup_data_unchecked (reader, size);
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return TRUE;
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}
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static inline gboolean
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_gst_byte_reader_get_data_inline (GstByteReader * reader, guint size, const guint8 ** val)
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{
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if (G_UNLIKELY (size > reader->size || _gst_byte_reader_get_remaining_inline (reader) < size))
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return FALSE;
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*val = gst_byte_reader_get_data_unchecked (reader, size);
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return TRUE;
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}
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static inline gboolean
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_gst_byte_reader_peek_data_inline (GstByteReader * reader, guint size, const guint8 ** val)
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{
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if (G_UNLIKELY (size > reader->size || _gst_byte_reader_get_remaining_inline (reader) < size))
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return FALSE;
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*val = gst_byte_reader_peek_data_unchecked (reader);
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return TRUE;
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}
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#ifndef GST_BYTE_READER_DISABLE_INLINES
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#define gst_byte_reader_dup_data(reader,size,val) \
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G_LIKELY(_gst_byte_reader_dup_data_inline(reader,size,val))
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#define gst_byte_reader_get_data(reader,size,val) \
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G_LIKELY(_gst_byte_reader_get_data_inline(reader,size,val))
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#define gst_byte_reader_peek_data(reader,size,val) \
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G_LIKELY(_gst_byte_reader_peek_data_inline(reader,size,val))
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#endif /* GST_BYTE_READER_DISABLE_INLINES */
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G_END_DECLS
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#endif /* __GST_BYTE_READER_H__ */
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