From db7f1c7c5a1d37e7f4da64a79a97bea1c4b6e9f8 Mon Sep 17 00:00:00 2001 From: Ben Avison Date: Mon, 21 Jul 2014 16:25:48 +0100 Subject: h264: Move start code search functions into separate source files. This permits re-use with parsers for codecs which use similar start codes. Signed-off-by: Luca Barbato --- libavcodec/h264dsp.c | 31 ++----------------------------- 1 file changed, 2 insertions(+), 29 deletions(-) (limited to 'libavcodec/h264dsp.c') diff --git a/libavcodec/h264dsp.c b/libavcodec/h264dsp.c index a5b1591482..c8edbd08eb 100644 --- a/libavcodec/h264dsp.c +++ b/libavcodec/h264dsp.c @@ -31,6 +31,7 @@ #include "avcodec.h" #include "h264dsp.h" #include "h264idct.h" +#include "startcode.h" #include "libavutil/common.h" #define BIT_DEPTH 8 @@ -53,34 +54,6 @@ #include "h264addpx_template.c" #undef BIT_DEPTH -static int h264_find_start_code_candidate_c(const uint8_t *buf, int size) -{ - int i = 0; -#if HAVE_FAST_UNALIGNED - /* we check i < size instead of i + 3 / 7 because it is - * simpler and there must be FF_INPUT_BUFFER_PADDING_SIZE - * bytes at the end. - */ -#if HAVE_FAST_64BIT - while (i < size && - !((~*(const uint64_t *)(buf + i) & - (*(const uint64_t *)(buf + i) - 0x0101010101010101ULL)) & - 0x8080808080808080ULL)) - i += 8; -#else - while (i < size && - !((~*(const uint32_t *)(buf + i) & - (*(const uint32_t *)(buf + i) - 0x01010101U)) & - 0x80808080U)) - i += 4; -#endif -#endif - for (; i < size; i++) - if (!buf[i]) - break; - return i; -} - av_cold void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) { @@ -161,7 +134,7 @@ av_cold void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, H264_DSP(8); break; } - c->h264_find_start_code_candidate = h264_find_start_code_candidate_c; + c->startcode_find_candidate = ff_startcode_find_candidate_c; if (ARCH_AARCH64) ff_h264dsp_init_aarch64(c, bit_depth, chroma_format_idc); if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc); -- cgit v1.2.3