diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c | 38 |
1 files changed, 2 insertions, 36 deletions
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c index 459f71679a4f..e3154f631858 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c @@ -13,30 +13,6 @@ #include "cedrus_hw.h" #include "cedrus_regs.h" -/* Default MPEG-2 quantisation coefficients, from the specification. */ - -static const u8 intra_quantisation_matrix_default[64] = { - 8, 16, 16, 19, 16, 19, 22, 22, - 22, 22, 22, 22, 26, 24, 26, 27, - 27, 27, 26, 26, 26, 26, 27, 27, - 27, 29, 29, 29, 34, 34, 34, 29, - 29, 29, 27, 27, 29, 29, 32, 32, - 34, 34, 37, 38, 37, 35, 35, 34, - 35, 38, 38, 40, 40, 40, 48, 48, - 46, 46, 56, 56, 58, 69, 69, 83 -}; - -static const u8 non_intra_quantisation_matrix_default[64] = { - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16, - 16, 16, 16, 16, 16, 16, 16, 16 -}; - static enum cedrus_irq_status cedrus_mpeg2_irq_status(struct cedrus_ctx *ctx) { struct cedrus_dev *dev = ctx->dev; @@ -99,12 +75,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) cedrus_engine_enable(ctx, CEDRUS_CODEC_MPEG2); /* Set intra quantisation matrix. */ - - if (quantisation && quantisation->load_intra_quantiser_matrix) - matrix = quantisation->intra_quantiser_matrix; - else - matrix = intra_quantisation_matrix_default; - + matrix = quantisation->intra_quantiser_matrix; for (i = 0; i < 64; i++) { reg = VE_DEC_MPEG_IQMINPUT_WEIGHT(i, matrix[i]); reg |= VE_DEC_MPEG_IQMINPUT_FLAG_INTRA; @@ -113,12 +84,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) } /* Set non-intra quantisation matrix. */ - - if (quantisation && quantisation->load_non_intra_quantiser_matrix) - matrix = quantisation->non_intra_quantiser_matrix; - else - matrix = non_intra_quantisation_matrix_default; - + matrix = quantisation->non_intra_quantiser_matrix; for (i = 0; i < 64; i++) { reg = VE_DEC_MPEG_IQMINPUT_WEIGHT(i, matrix[i]); reg |= VE_DEC_MPEG_IQMINPUT_FLAG_NON_INTRA; |