[FFmpeg-devel] [PATCH 1/2] swscale/swscale_internal: add av_warn_unused_result

[Ganesh Ajjanagadde]

This triggers a few warnings that need to be fixed.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
---
 libswscale/swscale_internal.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
index 27a40af..6e4d031 100644
--- a/libswscale/swscale_internal.h
+++ b/libswscale/swscale_internal.h
@@ -634,6 +634,7 @@ typedef struct SwsContext {
 //FIXME check init (where 0)
 
 SwsFunc ff_yuv2rgb_get_func_ptr(SwsContext *c);
+av_warn_unused_result
 int ff_yuv2rgb_c_init_tables(SwsContext *c, const int inv_table[4],
                              int fullRange, int brightness,
                              int contrast, int saturation);
@@ -1017,6 +1018,7 @@ typedef struct VScalerContext
 int ff_init_slice_from_src(SwsSlice * s, uint8_t *src[4], int stride[4], int srcW, int lumY, int lumH, int chrY, int chrH, int relative);
 
 // Initialize scaler filter descriptor chain
+av_warn_unused_result
 int ff_init_filters(SwsContext *c);
 
 // Free all filter data
@@ -1031,23 +1033,29 @@ int ff_free_filters(SwsContext *c);
 int ff_rotate_slice(SwsSlice *s, int lum, int chr);
 
 /// initializes gamma conversion descriptor
+av_warn_unused_result
 int ff_init_gamma_convert(SwsFilterDescriptor *desc, SwsSlice * src, uint16_t *table);
 
 /// initializes lum pixel format conversion descriptor
+av_warn_unused_result
 int ff_init_desc_fmt_convert(SwsFilterDescriptor *desc, SwsSlice * src, SwsSlice *dst, uint32_t *pal);
 
 /// initializes lum horizontal scaling descriptor
+av_warn_unused_result
 int ff_init_desc_hscale(SwsFilterDescriptor *desc, SwsSlice *src, SwsSlice *dst, uint16_t *filter, int * filter_pos, int filter_size, int xInc);
 
 /// initializes chr pixel format conversion descriptor
+av_warn_unused_result
 int ff_init_desc_cfmt_convert(SwsFilterDescriptor *desc, SwsSlice * src, SwsSlice *dst, uint32_t *pal);
 
 /// initializes chr horizontal scaling descriptor
+av_warn_unused_result
 int ff_init_desc_chscale(SwsFilterDescriptor *desc, SwsSlice *src, SwsSlice *dst, uint16_t *filter, int * filter_pos, int filter_size, int xInc);
 
 int ff_init_desc_no_chr(SwsFilterDescriptor *desc, SwsSlice * src, SwsSlice *dst);
 
 /// initializes vertical scaling descriptors
+av_warn_unused_result
 int ff_init_vscale(SwsContext *c, SwsFilterDescriptor *desc, SwsSlice *src, SwsSlice *dst);
 
 /// setup vertical scaler functions
-- 
2.6.1