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https://github.com/rofafor/vdr-plugin-femon.git
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Changed H.264 parser to show display aspect ratio.
This commit is contained in:
Rolf Ahrenberg
parent
4e87693de6
commit
ba133f15f8
4
HISTORY
4
HISTORY
@ -376,3 +376,7 @@ VDR Plugin 'femon' Revision History
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- Fixed H.264 bitstream parser.
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- Added a mutex to receiver class.
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- Added 1080/720/576/480 format symbols into status window.
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2009-xx-xx: Version 1.7.5
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- Changed H.264 parser to show display aspect ratio.
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2
femon.c
2
femon.c
@ -18,7 +18,7 @@
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#error "VDR-1.7.0 API version or greater is required!"
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#endif
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static const char VERSION[] = "1.7.4";
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static const char VERSION[] = "1.7.5";
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static const char DESCRIPTION[] = trNOOP("DVB Signal Information Monitor (OSD)");
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static const char MAINMENUENTRY[] = trNOOP("Signal Information");
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90
femonh264.c
90
femonh264.c
@ -8,25 +8,47 @@
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#include "femontools.h"
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#include "femonh264.h"
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const eVideoAspectRatio cFemonH264::s_AspectRatios[] =
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const cFemonH264::t_DAR cFemonH264::s_DAR[] =
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{
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VIDEO_ASPECT_RATIO_INVALID,
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VIDEO_ASPECT_RATIO_1_1,
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VIDEO_ASPECT_RATIO_12_11,
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VIDEO_ASPECT_RATIO_10_11,
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VIDEO_ASPECT_RATIO_16_11,
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VIDEO_ASPECT_RATIO_40_33,
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VIDEO_ASPECT_RATIO_24_11,
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VIDEO_ASPECT_RATIO_20_11,
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VIDEO_ASPECT_RATIO_32_11,
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VIDEO_ASPECT_RATIO_80_33,
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VIDEO_ASPECT_RATIO_18_11,
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VIDEO_ASPECT_RATIO_15_11,
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VIDEO_ASPECT_RATIO_64_33,
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VIDEO_ASPECT_RATIO_160_99,
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VIDEO_ASPECT_RATIO_4_3,
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VIDEO_ASPECT_RATIO_3_2,
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VIDEO_ASPECT_RATIO_2_1
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{ VIDEO_ASPECT_RATIO_1_1, 100 },
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{ VIDEO_ASPECT_RATIO_4_3, 133 },
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{ VIDEO_ASPECT_RATIO_16_9, 177 },
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{ VIDEO_ASPECT_RATIO_2_21_1, 221 },
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{ VIDEO_ASPECT_RATIO_12_11, 109 },
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{ VIDEO_ASPECT_RATIO_10_11, 90 },
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{ VIDEO_ASPECT_RATIO_16_11, 145 },
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{ VIDEO_ASPECT_RATIO_40_33, 121 },
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{ VIDEO_ASPECT_RATIO_24_11, 218 },
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{ VIDEO_ASPECT_RATIO_20_11, 181 },
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{ VIDEO_ASPECT_RATIO_32_11, 290 },
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{ VIDEO_ASPECT_RATIO_80_33, 242 },
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{ VIDEO_ASPECT_RATIO_18_11, 163 },
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{ VIDEO_ASPECT_RATIO_15_11, 136 },
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{ VIDEO_ASPECT_RATIO_64_33, 193 },
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{ VIDEO_ASPECT_RATIO_160_99, 161 },
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{ VIDEO_ASPECT_RATIO_3_2, 150 },
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{ VIDEO_ASPECT_RATIO_2_1, 200 }
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};
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const cFemonH264::t_SAR cFemonH264::s_SAR[] =
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{
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{ 0, 0 }, // VIDEO_ASPECT_RATIO_INVALID
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{ 1, 1 }, // VIDEO_ASPECT_RATIO_1_1
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{ 12, 11 }, // VIDEO_ASPECT_RATIO_12_11
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{ 10, 11 }, // VIDEO_ASPECT_RATIO_10_11
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{ 16, 11 }, // VIDEO_ASPECT_RATIO_16_11
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{ 40, 33 }, // VIDEO_ASPECT_RATIO_40_33
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{ 24, 11 }, // VIDEO_ASPECT_RATIO_24_11
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{ 20, 11 }, // VIDEO_ASPECT_RATIO_20_11
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{ 32, 11 }, // VIDEO_ASPECT_RATIO_32_11
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{ 80, 33 }, // VIDEO_ASPECT_RATIO_80_33
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{ 18, 11 }, // VIDEO_ASPECT_RATIO_18_11
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{ 15, 11 }, // VIDEO_ASPECT_RATIO_15_11
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{ 64, 33 }, // VIDEO_ASPECT_RATIO_64_33
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{ 160, 99 }, // VIDEO_ASPECT_RATIO_160_99
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{ 4, 3 }, // VIDEO_ASPECT_RATIO_4_3
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{ 3, 2 }, // VIDEO_ASPECT_RATIO_3_2
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{ 2, 1 } // VIDEO_ASPECT_RATIO_2_1
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};
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const eVideoFormat cFemonH264::s_VideoFormats[] =
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@ -494,18 +516,34 @@ int cFemonH264::parseSPS(const uint8_t *buf, int len)
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// VUI parameters
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if (bs.getBit()) { // vui_parameters_present_flag
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if (bs.getBit()) { // aspect_ratio_info_present
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uint32_t aspect_ratio_idc;
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uint32_t aspect_ratio_idc, sar_width = 0, sar_height = 0;
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aspect_ratio_idc = bs.getU8(); // aspect_ratio_idc
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//Dprintf("H.264 SPS: aspect_ratio_idc %d", aspect_ratio_idc);
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if (aspect_ratio_idc == 255) { // extended sar
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bs.skipBits(16); // sar_width
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bs.skipBits(16); // sar_height
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aspect_ratio = VIDEO_ASPECT_RATIO_EXTENDED;
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//Dprintf("H.264 SPS: aspect ratio extended");
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sar_width = bs.getU16(); // sar_width
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sar_height = bs.getU16(); // sar_height
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}
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else if (aspect_ratio_idc < sizeof(s_AspectRatios) / sizeof(s_AspectRatios[0])) {
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aspect_ratio = s_AspectRatios[aspect_ratio_idc];
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//Dprintf("H.264 SPS: aspect ratio %d", aspect_ratio);
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else if (aspect_ratio_idc < ELEMENTS(s_SAR)) {
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sar_width = s_SAR[aspect_ratio_idc].w;
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sar_height = s_SAR[aspect_ratio_idc].h;
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}
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if (sar_width && sar_height) {
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int index = -1, ratio = 100.0L * sar_width * width / sar_height / height;
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for (unsigned int i = 0; i < ELEMENTS(s_DAR); ++i) {
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if (s_DAR[i].ratio == ratio) {
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index = i;
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break;
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}
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}
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if (index < 0) {
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if (aspect_ratio_idc == 255)
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aspect_ratio = VIDEO_ASPECT_RATIO_EXTENDED;
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else
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aspect_ratio = VIDEO_ASPECT_RATIO_INVALID;
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}
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else
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aspect_ratio = s_DAR[index].dar;
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//Dprintf("H.264 SPS: DAR %dx%d (%d)", sar_width, sar_height, aspect_ratio);
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}
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}
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if (bs.getBit()) // overscan_info_present_flag
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13
femonh264.h
13
femonh264.h
@ -19,6 +19,16 @@ private:
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NAL_END_SEQ = 0x0A // End of Sequence
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};
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typedef struct DAR {
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eVideoAspectRatio dar;
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int ratio;
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} t_DAR;
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typedef struct SAR {
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int w;
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int h;
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} t_SAR;
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cFemonVideoIf *m_VideoHandler;
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uint32_t m_Width;
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uint32_t m_Height;
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@ -39,7 +49,8 @@ private:
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int parseSPS(const uint8_t *buf, int len);
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int parseSEI(const uint8_t *buf, int len);
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static const eVideoAspectRatio s_AspectRatios[];
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static const t_SAR s_SAR[];
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static const t_DAR s_DAR[];
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static const eVideoFormat s_VideoFormats[];
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static const uint8_t s_SeiNumClockTsTable[9];
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