avcodec: add Gremlin DPCM decoder

[ffmpeg] / libavcodec / dcadata.h

diff --git a/libavcodec/dcadata.h b/libavcodec/dcadata.h
index c838867bfff818db3ea3ff27a44d33cf5c31c907..9dd6eba7f150ac482e02fb8839effac55ca713af 100644 (file)
--- a/libavcodec/dcadata.h
+++ b/libavcodec/dcadata.h
@@ -25,6 +25,9 @@
 
 #include "dcahuff.h"
 
+#define DCA_ADPCM_COEFFS        4
+#define DCA_ADPCM_VQCODEBOOK_SZ 4096
+
 extern const uint32_t ff_dca_bit_rates[32];
 
 extern const uint8_t ff_dca_channels[16];
@@ -36,7 +39,7 @@ extern const uint8_t ff_dca_dmix_primary_nch[8];
 extern const uint8_t ff_dca_quant_index_sel_nbits[DCA_CODE_BOOKS];
 extern const uint8_t ff_dca_quant_index_group_size[DCA_CODE_BOOKS];
 
-extern const int16_t ff_dca_adpcm_vb[4096][4];
+extern const int16_t ff_dca_adpcm_vb[DCA_ADPCM_VQCODEBOOK_SZ][DCA_ADPCM_COEFFS];
 
 extern const uint32_t ff_dca_scale_factor_quant6[64];
 extern const uint32_t ff_dca_scale_factor_quant7[128];