[FFmpeg-devel] [PATCH] h264dsp: h264_luma_dc_dequant_idct: constify input

[FFmpeg-devel] [PATCH] h264dsp: h264_luma_dc_dequant_idct: constify input

[Tristan Matthews]

---
 libavcodec/h264dsp.h                     | 2 +-
 libavcodec/h264idct.h                    | 2 +-
 libavcodec/h264idct_template.c           | 2 +-
 libavcodec/loongarch/h264dsp_loongarch.h | 2 +-
 libavcodec/loongarch/h264idct.S          | 2 +-
 libavcodec/mips/h264dsp_mips.h           | 2 +-
 libavcodec/mips/h264dsp_mmi.c            | 2 +-
 libavcodec/x86/h264_idct.asm             | 2 +-
 libavcodec/x86/h264dsp_init.c            | 2 +-
 9 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/libavcodec/h264dsp.h b/libavcodec/h264dsp.h
index 4a9cb1568d..4733288b4a 100644
--- a/libavcodec/h264dsp.h
+++ b/libavcodec/h264dsp.h
@@ -100,7 +100,7 @@ typedef struct H264DSPContext {
                                  int16_t *block /*align 16*/,
                                  int stride, const uint8_t nnzc[5 * 8]);
     void (*h264_luma_dc_dequant_idct)(int16_t *output,
-                                      int16_t *input /*align 16*/, int qmul);
+                                      const int16_t *input /*align 16*/, int qmul);
     void (*h264_chroma_dc_dequant_idct)(int16_t *block, int qmul);
 
     /* bypass-transform */
diff --git a/libavcodec/h264idct.h b/libavcodec/h264idct.h
index 6f18df9e5f..8e0b21561a 100644
--- a/libavcodec/h264idct.h
+++ b/libavcodec/h264idct.h
@@ -31,7 +31,7 @@ void ff_h264_idct_add16intra_ ## depth ## _c(uint8_t *dst, const int *blockoffse
 void ff_h264_idct8_add4_ ## depth ## _c(uint8_t *dst, const int *blockoffset, int16_t *block, int stride, const uint8_t nnzc[5 * 8]);\
 void ff_h264_idct_add8_422_ ## depth ## _c(uint8_t **dest, const int *blockoffset, int16_t *block, int stride, const uint8_t nnzc[15 * 8]);\
 void ff_h264_idct_add8_ ## depth ## _c(uint8_t **dest, const int *blockoffset, int16_t *block, int stride, const uint8_t nnzc[15 * 8]);\
-void ff_h264_luma_dc_dequant_idct_ ## depth ## _c(int16_t *output, int16_t *input, int qmul);\
+void ff_h264_luma_dc_dequant_idct_ ## depth ## _c(int16_t *output, const int16_t *input, int qmul);\
 void ff_h264_chroma422_dc_dequant_idct_ ## depth ## _c(int16_t *block, int qmul);\
 void ff_h264_chroma_dc_dequant_idct_ ## depth ## _c(int16_t *block, int qmul);
 
diff --git a/libavcodec/h264idct_template.c b/libavcodec/h264idct_template.c
index db19b5f9fb..72fec8253b 100644
--- a/libavcodec/h264idct_template.c
+++ b/libavcodec/h264idct_template.c
@@ -248,7 +248,7 @@ void FUNCC(ff_h264_idct_add8_422)(uint8_t **dest, const int *block_offset, int16
  * IDCT transforms the 16 dc values and dequantizes them.
  * @param qmul quantization parameter
  */
-void FUNCC(ff_h264_luma_dc_dequant_idct)(int16_t *_output, int16_t *_input, int qmul){
+void FUNCC(ff_h264_luma_dc_dequant_idct)(int16_t *_output, const int16_t *_input, int qmul){
 #define stride 16
     int i;
     int temp[16];
diff --git a/libavcodec/loongarch/h264dsp_loongarch.h b/libavcodec/loongarch/h264dsp_loongarch.h
index e17522dfe0..d51d27fe17 100644
--- a/libavcodec/loongarch/h264dsp_loongarch.h
+++ b/libavcodec/loongarch/h264dsp_loongarch.h
@@ -30,7 +30,7 @@ void ff_h264_idct_add_8_lsx(uint8_t *dst, int16_t *src, int dst_stride);
 void ff_h264_idct8_add_8_lsx(uint8_t *dst, int16_t *src, int dst_stride);
 void ff_h264_idct_dc_add_8_lsx(uint8_t *dst, int16_t *src, int dst_stride);
 void ff_h264_idct8_dc_add_8_lsx(uint8_t *dst, int16_t *src, int dst_stride);
-void ff_h264_luma_dc_dequant_idct_8_lsx(int16_t *_output, int16_t *_input, int qmul);
+void ff_h264_luma_dc_dequant_idct_8_lsx(int16_t *_output, const int16_t *_input, int qmul);
 void ff_h264_idct_add16_8_lsx(uint8_t *dst, const int32_t *blk_offset,
                               int16_t *block, int32_t dst_stride,
                               const uint8_t nzc[15 * 8]);
diff --git a/libavcodec/loongarch/h264idct.S b/libavcodec/loongarch/h264idct.S
index f504cfb714..0c9082e20c 100644
--- a/libavcodec/loongarch/h264idct.S
+++ b/libavcodec/loongarch/h264idct.S
@@ -612,7 +612,7 @@ endfunc
 /**
  * IDCT transforms the 16 dc values and dequantizes them.
  * @param qmul quantization parameter
- * void FUNCC(ff_h264_luma_dc_dequant_idct)(int16_t *_output, int16_t *_input, int qmul){
+ * void FUNCC(ff_h264_luma_dc_dequant_idct)(int16_t *_output, const int16_t *_input, int qmul){
  * LSX optimization is enough for this function.
  */
 function ff_h264_luma_dc_dequant_idct_8_lsx
diff --git a/libavcodec/mips/h264dsp_mips.h b/libavcodec/mips/h264dsp_mips.h
index 4a2a2c2559..0edfad4434 100644
--- a/libavcodec/mips/h264dsp_mips.h
+++ b/libavcodec/mips/h264dsp_mips.h
@@ -338,7 +338,7 @@ void ff_h264_idct_add8_8_mmi(uint8_t **dest, const int *block_offset,
         int16_t *block, int stride, const uint8_t nnzc[15*8]);
 void ff_h264_idct_add8_422_8_mmi(uint8_t **dest, const int *block_offset,
         int16_t *block, int stride, const uint8_t nnzc[15*8]);
-void ff_h264_luma_dc_dequant_idct_8_mmi(int16_t *output, int16_t *input,
+void ff_h264_luma_dc_dequant_idct_8_mmi(int16_t *output, const int16_t *input,
         int qmul);
 
 void ff_h264_weight_pixels16_8_mmi(uint8_t *block, ptrdiff_t stride, int height,
diff --git a/libavcodec/mips/h264dsp_mmi.c b/libavcodec/mips/h264dsp_mmi.c
index bae1052dcf..c1c17867fe 100644
--- a/libavcodec/mips/h264dsp_mmi.c
+++ b/libavcodec/mips/h264dsp_mmi.c
@@ -857,7 +857,7 @@ void ff_h264_idct_add8_422_8_mmi(uint8_t **dest, const int *block_offset,
     }
 }
 
-void ff_h264_luma_dc_dequant_idct_8_mmi(int16_t *output, int16_t *input,
+void ff_h264_luma_dc_dequant_idct_8_mmi(int16_t *output, const int16_t *input,
         int qmul)
 {
     double ftmp[10];
diff --git a/libavcodec/x86/h264_idct.asm b/libavcodec/x86/h264_idct.asm
index d9c3c9c862..a8160b4ccc 100644
--- a/libavcodec/x86/h264_idct.asm
+++ b/libavcodec/x86/h264_idct.asm
@@ -612,7 +612,7 @@ cglobal h264_idct_add8_8, 5, 7 + ARCH_X86_64, 8
     add8_sse2_cycle 3, 0x64
 RET
 
-;void ff_h264_luma_dc_dequant_idct_mmx(int16_t *output, int16_t *input, int qmul)
+;void ff_h264_luma_dc_dequant_idct_mmx(int16_t *output, const int16_t *input, int qmul)
 
 %macro WALSH4_1D 5
     SUMSUB_BADC w, %4, %3, %2, %1, %5
diff --git a/libavcodec/x86/h264dsp_init.c b/libavcodec/x86/h264dsp_init.c
index dc8fc4f720..f8cfeb965f 100644
--- a/libavcodec/x86/h264dsp_init.c
+++ b/libavcodec/x86/h264dsp_init.c
@@ -76,7 +76,7 @@ IDCT_ADD_REP_FUNC2(, 8_422, 8, mmx)
 IDCT_ADD_REP_FUNC2(, 8_422, 10, sse2)
 IDCT_ADD_REP_FUNC2(, 8_422, 10, avx)
 
-void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, int16_t *input, int qmul);
+void ff_h264_luma_dc_dequant_idct_sse2(int16_t *output, const int16_t *input, int qmul);
 
 /***********************************/
 /* deblocking */
-- 
2.48.1

_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel

To unsubscribe, visit link above, or email
ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".