diff options
author | Baptiste Coudurier <baptiste.coudurier@gmail.com> | 2007-12-18 16:52:07 +0300 |
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committer | Baptiste Coudurier <baptiste.coudurier@gmail.com> | 2007-12-18 16:52:07 +0300 |
commit | 0c39c38b1456d4a59c4982db74facaa1722edc18 (patch) | |
tree | 2a8c45b49bc75b25a1971bf01772e6e0b9a5d850 /libavcodec/dnxhddata.c | |
parent | 86404ffba2d8795d44cffbbeee3b3c7c2cc6afcc (diff) |
add bitrate helper to choose all dnxhd variants
Originally committed as revision 11260 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dnxhddata.c')
-rw-r--r-- | libavcodec/dnxhddata.c | 43 |
1 files changed, 35 insertions, 8 deletions
diff --git a/libavcodec/dnxhddata.c b/libavcodec/dnxhddata.c index f926a0b97f..fa6d13fa4a 100644 --- a/libavcodec/dnxhddata.c +++ b/libavcodec/dnxhddata.c @@ -19,6 +19,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "avcodec.h" #include "dnxhddata.h" static const uint8_t dnxhd_1237_luma_weight[] = { @@ -361,49 +362,57 @@ const CIDEntry ff_dnxhd_cid_table[] = { dnxhd_1237_dc_codes, dnxhd_1237_dc_bits, dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level, dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag, - dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run }, + dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run, + { 115, 120, 145, 240, 290 } }, { 1238, 1920, 1080, 0, 917504, 917504, 4, 8, dnxhd_1238_luma_weight, dnxhd_1238_chroma_weight, dnxhd_1238_dc_codes, dnxhd_1238_dc_bits, dnxhd_1238_ac_codes, dnxhd_1238_ac_bits, dnxhd_1238_ac_level, dnxhd_1238_ac_run_flag, dnxhd_1238_ac_index_flag, - dnxhd_1238_run_codes, dnxhd_1238_run_bits, dnxhd_1238_run }, + dnxhd_1238_run_codes, dnxhd_1238_run_bits, dnxhd_1238_run, + { 175, 185, 220, 365, 440 } }, { 1241, 1920, 1080, 1, 917504, 458752, 6, 10, dnxhd_1241_luma_weight, dnxhd_1241_chroma_weight, dnxhd_1241_dc_codes, dnxhd_1241_dc_bits, dnxhd_1241_ac_codes, dnxhd_1241_ac_bits, dnxhd_1241_ac_level, dnxhd_1241_ac_run_flag, dnxhd_1241_ac_index_flag, - dnxhd_1241_run_codes, dnxhd_1241_run_bits, dnxhd_1241_run }, + dnxhd_1241_run_codes, dnxhd_1241_run_bits, dnxhd_1241_run, + { 185, 220 } }, { 1242, 1920, 1080, 1, 606208, 303104, 4, 8, dnxhd_1242_luma_weight, dnxhd_1242_chroma_weight, dnxhd_1237_dc_codes, dnxhd_1237_dc_bits, dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level, dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag, - dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run }, + dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run, + { 120, 145 } }, { 1243, 1920, 1080, 1, 917504, 458752, 4, 8, dnxhd_1243_luma_weight, dnxhd_1243_chroma_weight, dnxhd_1238_dc_codes, dnxhd_1238_dc_bits, dnxhd_1238_ac_codes, dnxhd_1238_ac_bits, dnxhd_1238_ac_level, dnxhd_1238_ac_run_flag, dnxhd_1238_ac_index_flag, - dnxhd_1238_run_codes, dnxhd_1238_run_bits, dnxhd_1238_run }, + dnxhd_1238_run_codes, dnxhd_1238_run_bits, dnxhd_1238_run, + { 185, 220 } }, { 1251, 1280, 720, 0, 458752, 458752, 4, 8, dnxhd_1251_luma_weight, dnxhd_1251_chroma_weight, dnxhd_1251_dc_codes, dnxhd_1251_dc_bits, dnxhd_1251_ac_codes, dnxhd_1251_ac_bits, dnxhd_1251_ac_level, dnxhd_1251_ac_run_flag, dnxhd_1251_ac_index_flag, - dnxhd_1251_run_codes, dnxhd_1251_run_bits, dnxhd_1251_run }, + dnxhd_1251_run_codes, dnxhd_1251_run_bits, dnxhd_1251_run, + { 90, 110, 175, 220 } }, { 1252, 1280, 720, 0, 303104, 303104, 4, 8, dnxhd_1252_luma_weight, dnxhd_1252_chroma_weight, dnxhd_1252_dc_codes, dnxhd_1252_dc_bits, dnxhd_1252_ac_codes, dnxhd_1252_ac_bits, dnxhd_1252_ac_level, dnxhd_1252_ac_run_flag, dnxhd_1252_ac_index_flag, - dnxhd_1252_run_codes, dnxhd_1252_run_bits, dnxhd_1252_run }, + dnxhd_1252_run_codes, dnxhd_1252_run_bits, dnxhd_1252_run, + { 60, 75, 115, 145 } }, { 1253, 1920, 1080, 0, 188416, 188416, 4, 8, dnxhd_1237_luma_weight, dnxhd_1237_chroma_weight, dnxhd_1237_dc_codes, dnxhd_1237_dc_bits, dnxhd_1237_ac_codes, dnxhd_1237_ac_bits, dnxhd_1237_ac_level, dnxhd_1237_ac_run_flag, dnxhd_1237_ac_index_flag, - dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run }, + dnxhd_1237_run_codes, dnxhd_1237_run_bits, dnxhd_1237_run, + { 36, 45, 75, 90 } }, }; int ff_dnxhd_get_cid_table(int cid) @@ -414,3 +423,21 @@ int ff_dnxhd_get_cid_table(int cid) return i; return -1; } + +int ff_dnxhd_find_cid(AVCodecContext *avctx) +{ + int i, j; + int mbs = avctx->bit_rate/1000000; + for (i = 0; i < sizeof(ff_dnxhd_cid_table)/sizeof(CIDEntry); i++) { + const CIDEntry *cid = &ff_dnxhd_cid_table[i]; + if (cid->width == avctx->width && cid->height == avctx->height && + cid->interlaced == !!(avctx->flags & CODEC_FLAG_INTERLACED_DCT) && + cid->bit_depth == 8) { // until 10 bit is supported + for (j = 0; j < sizeof(cid->bit_rates); j++) { + if (cid->bit_rates[j] == mbs) + return cid->cid; + } + } + } + return 0; +} |